Update affected tests

We preserve quadratics in the SVG path roundtrip
tests now.

.flake8

@@ -1,2 +0,0 @@
-[flake8]
-ignore = E501

.gitlab-ci.yml

@@ -26,20 +26,12 @@ variables:
   BACKEND_FLAGS: "-Dx11-backend=true -Dwayland-backend=true -Dbroadway-backend=true"
   FEATURE_FLAGS: "-Dvulkan=enabled -Dcloudproviders=enabled -Dbuild-testsuite=true -Dintrospection=enabled"
   MESON_TEST_TIMEOUT_MULTIPLIER: 3
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v48"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v46"
 
 workflow:
   rules:
-    # run merge request pipelines
-    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
-    # do not run branch pipelines if corresponding merge requests exist...
-    # (this avoids duplicate pipelines)
-    - if: $CI_COMMIT_BRANCH && $CI_OPEN_MERGE_REQUESTS
-      when: never
-    # ...but otherwise run branch pipelines
-    - if: $CI_COMMIT_BRANCH
-    # run tag pipelines
     - if: $CI_COMMIT_TAG
+    - if: $CI_COMMIT_BRANCH
 
 default:
   retry:
@@ -205,30 +197,21 @@ msys2-mingw64:
     paths:
       - "${CI_PROJECT_DIR}/_build/gtkdll.tar.gz"
 
-macos-x86_64:
+macos:
+  # Sadly, this fails regularly, and its failure is never enlightening
+  allow_failure: true
   rules:
-    # Do not run in forks as the runner is not available there.
     - if: $CI_PROJECT_NAMESPACE == "GNOME"
   stage: build
   tags:
-    - macosintel
+    - macos
   needs: []
-  variables:
-    MESON_FORCE_BACKTRACKE: 1
-    TMPDIR: /Users/Shared/work/tmp
-    SDKROOT: /opt/sdks/MacOSX10.13.4.sdk
-    CCACHE_DIR: /Users/Shared/work/ccache
-    PIP_CACHE_DIR: /Users/Shared/build/cache
-    PIPENV_CACHE_DIR: $PIP_CACHE_DIR
-    PYTHONPYCACHEPREFIX: $PIP_CACHE_DIR
   before_script:
     - bash .gitlab-ci/show-info-osx.sh
-    - python3 -m venv .venv
-    - ln -s /opt/cmake/CMake.app/Contents/bin/cmake .venv/bin
-    - ln -s /opt/ccache/ccache .venv/bin
-    - source .venv/bin/activate
-    - pip3 install meson==1.2.0
-    - pip3 install ninja==1.11.1
+    - pip3 install --user meson~=1.0
+    - pip3 install --user ninja
+    - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
+    - export MESON_FORCE_BACKTRACE=1
   script:
     - meson setup ${COMMON_MESON_FLAGS}
             -Dx11-backend=false
@@ -435,11 +418,10 @@ reference:
             --buildtype=release
             --force-fallback-for=gdk-pixbuf,pango
             -Dintrospection=enabled
-            -Ddocumentation=true
             -Dgtk_doc=true
             -Dgdk-pixbuf:gtk_doc=true
             -Dpango:gtk_doc=true
-            -Dbuild-demos=false
+            -Ddemos=false
             -Dbuild-examples=false
             -Dbuild-tests=false
             -Dbuild-testsuite=false

.gitlab-ci/fedora.Dockerfile

@@ -32,7 +32,6 @@ RUN dnf -y install \
     glib2-static \
     glibc-devel \
     glibc-headers \
-    glslc \
     gnupg2 \
     gobject-introspection-devel \
     graphene-devel \

.gitlab-ci/flatpak-build.sh

@@ -23,8 +23,8 @@ flatpak build ${builddir} meson \
                 -Dbuild-testsuite=false \
                 -Dbuild-examples=false \
                 -Dintrospection=disabled \
-                -Dbuild-demos=true \
-                -Ddemo-profile=devel \
+                -Ddemos=true \
+                -Dprofile=devel \
                 _flatpak_build
 
 flatpak build ${builddir} ninja -C _flatpak_build install

.gitlab-ci/run-single-test.sh

@@ -1,32 +0,0 @@
-#!/usr/bin/sh
-#
-builddir=$1
-suite=$2
-unit=$3
-
-echo "** builddir: ${builddir}"
-echo "**    suite: ${suite}"
-echo "**     unit: ${unit}"
-
-export XDG_RUNTIME_DIR="$(mktemp -p $(pwd) -d xdg-runtime-XXXXXX)"
-
-weston --backend=headless-backend.so --socket=wayland-5 --idle-time=0 &
-compositor=$!
-
-export WAYLAND_DISPLAY=wayland-5
-
-meson test -C ${builddir} \
-            --print-errorlogs \
-            --setup=wayland \
-            --suite=${suite} \
-            --no-suite=failing \
-            --no-suite=flaky \
-            --no-suite=wayland_failing \
-            --no-suite=gsk-compare-broadway \
-            --verbose \
-            "${unit}"
-
-exit_code=$?
-kill ${compositor}
-
-exit ${exit_code}

.gitlab-ci/test-msvc.bat

@@ -6,7 +6,7 @@ call "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliar
 
 :: FIXME: make warnings fatal
 pip3 install --upgrade --user meson~=0.64 || goto :error
-meson setup -Dbackend_max_links=1 -Ddebug=false -Dmedia-gstreamer=disabled _build || goto :error
+meson -Ddebug=false -Dmedia-gstreamer=disabled _build || goto :error
 ninja -C _build || goto :error
 
 goto :EOF

.gitlab-ci/test-msys2.sh

@@ -32,8 +32,7 @@ pacman --noconfirm -S --needed \
     mingw-w64-$MSYS2_ARCH-fribidi \
     mingw-w64-$MSYS2_ARCH-gst-plugins-bad-libs \
     mingw-w64-$MSYS2_ARCH-shared-mime-info \
-    mingw-w64-$MSYS2_ARCH-python-gobject \
-    mingw-w64-$MSYS2_ARCH-shaderc
+    mingw-w64-$MSYS2_ARCH-python-gobject
 
 mkdir -p _ccache
 export CCACHE_BASEDIR="$(pwd)"

AUTHORS

@@ -7,7 +7,7 @@ Peter Mattis      <petm@xcf.berkeley.edu>
 Spencer Kimball   <spencer@xcf.berkeley.edu>
 Josh MacDonald    <jmacd@xcf.berkeley.edu>
 
-The team that build GTK 2 (in alphabetical order)
+The Team that build GTK 2 (in alphabetical order)
 -------------------------------------------------
 Shawn T. Amundson <amundson@gtk.org>
 Jerome Bolliet    <bolliet@gtk.org>
@@ -28,8 +28,9 @@ Jay Painter       <jpaint@gtk.org>
 Manish Singh      <manish@gtk.org>
 Owen Taylor       <otaylor@gtk.org>
 
-The team that built GTK 3
--------------------------
+The current team (GTK 3 and 4)
+------------------------------
+
 Jonas Ådahl       <jadahl@gmail.com>
 Tim Bäder         <mail@baedert.org>
 Emmanuele Bassi   <ebassi@gnome.org>
@@ -39,16 +40,6 @@ Carlos Garnacho   <mrgarnacho@gmail.com>
 Alexander Larsson <alexl@redhat.com>
 Benjamin Otte     <otte@gnome.org>
 
-The current team (GTK 4)
-------------------------
-Jonas Ådahl       <jadahl@gmail.com>
-Emmanuele Bassi   <ebassi@gnome.org>
-Christian Hergert <chergert@gnome.org>
-Chun-wei Fan      <fanchunwei@src.gnome.org>
-Matthias Clasen   <mclasen@redhat.com>
-Carlos Garnacho   <mrgarnacho@gmail.com>
-Benjamin Otte     <otte@gnome.org>
-
 
 There are many others who have contributed patches; we thank them,
 GTK is much better because of them.
@@ -58,15 +49,35 @@ Over time, GTK has incorporated some pieces of software which
 started as independent projects. We list the original authors here:
 
 
+MS-Windows theme engine
+-----------------------
+Raymond Penners
+Dom Lachowicz
+
+
+Pixbuf theme engine
+-------------------
+Owen Taylor
+
+
 IME input method
 ----------------
 Takuro Ashie
 Kazuki IWAMOTO
 
-MacOS backend
--------------
+
+Mac OS X backend
+----------------
 Anders Carlsson
 
-GtkInspector (originally gtkparasite)
--------------------------------------
+
+DirectFB backend
+----------------
+Denis Oliver Kropp
+Sven Neumann
+Mike Emmel
+
+
+gtkparasite
+-----------
 Christian Hammond

CONTRIBUTING.md

@@ -35,7 +35,8 @@ The issue tracker is meant to be used for actionable issues only.
 
 You should not open a new issue for security related questions.
 
-When in doubt, follow [security](https://security.gnome.org/).
+When in doubt, send an email to the [security](mailto:security@gnome.org)
+mailing list.
 
 ### Bug reports
 
@@ -243,11 +244,13 @@ people committing to GTK to follow a few rules:
    code, you should always ask. If your change is minor and you've been
    working on GTK for a while it probably isn't necessary to ask. But when
    in doubt, ask. Even if your change is correct, somebody may know a
-   better way to do things.
-   The `gtk` [room on matrix](https://matrix.to/#/#gtk:gnome.org) is also a
-   good place to find GTK developers to discuss changes, but if you live
-   outside of the EU/US time zones, the [gtk tag on the GNOME Discourse instance](https://discourse.gnome.org/tag/gtk)
-   is the most certain and preferred method.
+   better way to do things. If you are making changes to GTK, you should
+   be subscribed to the [gtk-devel](https://mail.gnome.org/mailman/listinfo/gtk-devel-list)
+   mailing list; this is a good place to ask about intended changes.
+   The `#gtk` IRC channel on irc.gnome.org is also a good place to find GTK
+   developers to discuss changes, but if you live outside of the EU/US time
+   zones, an email to the gtk-devel mailing list is the most certain and
+   preferred method.
 
 0. Ask _first_.
 

NEWS

@@ -1,357 +1,6 @@
-Overview of Changes in 4.13.1, xx-xx-xxxx
+Overview of Changes in 4.11.4, xx-xx-xxxx
 =========================================
 
-* GtkTooltip:
- - Don't cross native boundaries when looking for tooltips
-
-* GtkCenterLayout, GtkEntry, GtkSearchEntry:
- - Fix some issues with baseline handling
-
-* GtkFileChooser:
- - Make "Visit file" scroll to the file
-
-* GtkSwitch:
- - Respect text direction
-
-* Paths:
- - GskPathMeasure performance has been improved
- - Add custom contours for circles, rounded rectangles and rectangles
- - Simplify GskPathPoint handling
- - gsk_path_point_get_closest_point now returns the distance as well
-
-* Input:
- - Handle (some) single-key compose sequences
-
-* GSK:
- - Make the repeated gradients match between GL and cairo
- - Make rounded rect shrinking match between Vulkan, GL and cairo
- - Fix parsing of text nodes with color glyphs
- - Restrict an optimization to the cases where it is crrect
- - Fix rendering of shadows with opacity
- - The Vulkan renderer now requires Vulkan 1.2
-
-* macOS:
- - Clamp damage regions to the surface size
-
-* Tools:
- - gtk4-path-tool gained restrict and reverse commands
- - gtk4-path-tool show and render can show control points
-
-* Demos:
- - Add a demo for hit testing with paths
-
-* Build:
- - Fix build problems with C++ compilers
-
-* Translation updates
- Brazilian Portuguese
- British English
- Catalan
- Czech
- Danish
- Galician
- Georgian
- Italian
- Korean
- Lithuanian
- Polish
- Punjabi
- Slovenian
-
-
-Overview of Changes in 4.13.0, 25-08-2023
-=========================================
-
-* GskPath, GskPathBuilder, GskPathMeasure:
-  Data types and APIs for path rendering. These APIs are still
-  considered experimental, and may change until 4.14. Please try
-  them out and give us feedback. Documentation can be found
-  here: https://docs.gtk.org/gsk4/paths.html
-
-* GtkGridView:
- - Fix a crash when scrolling
-
-* GtkColumnView:
- - Fix a refcounting issue in the new scroll_to api
-
-* GtkTreeView
- - Fix style classes for sort arrows
-
-* GtkEntry:
- - Improve tracking of user changes (for undo)
-
-* GtkNotebook:
- - Fix a critical when switching pages
-
-* GtkColor/FontDialogButton:
- - Make these widgets activatable
-
-* GtkMenuButton:
- - Fix problems with focus handling
- - Fix problems with DND
- - Make flags a settable property
-
-* GtkShortcutsWindow:
- - Add API to build shortcuts windows programmatically
-
-* Printing
- - Fix the cpdb backend build
-
-* MacOS:
- - Make file filters work again
-
-* GSK:
- - Fix issues with color matrix nodes
-
-* Wayland:
- - Fix a crash with compositors other than gnome-shell
-
-* Deprecations:
- - Remaining GtkTreeModel-related types
-
-* Demos:
- - Add a few path demos to gtk4-demo
-
-* Tools:
- - gtk4-path-tool provides a commandline interface for paths
-
-* Translation updates:
- Basque
- Catalan
- Finnish
- Galician
- Georgian
- German
- Greek
- Indonesian
- Kazakh
- Persian
- Polish
- Romanian
- Spanish
- Swedish
- Turkish
- Ukrainian
-
-
-Overview of Changes in 4.12.0, 05-08-2023
-=========================================
-
-* List widgets:
- - Add scroll_to APIs
-
-* GtkFileLauncher:
- - Add an always-ask property
-
-* GtkTextView:
- - Make backspace behavior match GtkEntry
-
-* gsk:
- - Fix handling of luminance in mask nodes
-
-* Text rendering:
- - Automate the setting of gtk-hint-font-metrics from the
-   scale factor. This improves font rendering in flatpaks
-
-* Wayland:
- - Fix behavior of stylus buttons
- - Support suspended window state
-
-* Vulkan:
- - Many improvements
-
-* Tools:
- - Add gtk4-rendernode-tool
-
-* Debugging:
- - Drop the GTK_DEBUG_TOUCHSCREEN flag
-
-* Build:
- - Some build options have been renamed:
-     gtk_doc -> documentation
-     update_screenshots -> screenshots
-   The old names still work
-
-* Translation updates:
- Georgian
- Greek
- Hebrew
- Persian
- Vietnamese
-
-* Contributors:
- Aleksandr Melman
- Alexander Mikhaylenko
- Alexander Shopov
- Alexandre Franke
- Alice Mikhaylenko
- António Fernandes
- Arjan Molenaar
- Asier Sarasua Garmendia
- Balázs Meskó
- Balázs Úr
- Barnabás Pőcze
- Bart Jacobs
- Benjamin Otte
- Bilal Elmoussaoui
- Boyuan Yang
- Bruce Cowan
- Calvin Walton
- Cam Cook
- Chris Mayo
- Christian Hergert
- Christopher Davis
- Chun-wei Fan
- Corey Berla
- Danial Behzadi
- Daniel Boles
- Daniel Rusek
- Efstathios Iosifidis
- Ekaterine Papava
- Emin Tufan Çetin
- Emmanuele Bassi
- Erik Schilling
- Fabio Tomat
- FeRD (Frank Dana)
- Fina Wilke
- FineFindus
- Fran Dieguez
- G.Willems
- Georges Basile Stavracas Neto
- Guillaume Bernard
- Hugo Carvalho
- Ivan Molodetskikh
- Jason Francis
- Jonas Ådahl
- Jordan Petridis
- Jordi Mas
- José Expósito
- José Roberto de Souza
- Khalid Abu Shawarib
- Kévin Commaille
- Leônidas Araújo
- Luca Bacci
- Ludovico de Nittis
- Lukáš Tyrychtr
- Marc-André Lureau
- Marco Trevisan (Treviño)
- Matt Turner
- Matthias Clasen
- Maximiliano Sandoval R
- Michael Catanzaro
- Michel Dänzer
- Mohammed Sadiq
- Nathan Follens
- Nelson Benítez León
- Ngọc Quân Trần
- Niels De Graef
- Olivier Crête
- Patrick Griffis
- Piotr Drąg
- Sabri Ünal
- Sebastian Keller
- Sophie Herold
- Sébastien Le Roux
- Takao Fujiwara
- Thomas Lange
- Yiğit Burak
- Yosef Or Boczko
- Yuri Chornoivan
- Zander Brown
- al_SeveR
- dgsasha
- sumibi-yakitori
- tszymanski
- velsinki
- Алексей Шилин
- Арсений Засыпкин
-
-Overview of Changes in 4.11.4, 03-07-2023
-=========================================
-
-* GtkFileChooser:
- - Default to sorting folders first
- - Fix a crash when visiting recent files
-
-* GtkTextView:
- - Fix corner cases in word navigation
-
-* GtkMenuButton:
- - Normalize label layout
-
-* GtkDropDown:
- - Add support for sections
-
-* GtkVideo:
- - Make the overlay icon clickable
-
-* GtkWindow:
- - Clear the resize cursors to avoid artifacts
-
-* GtkFileDialog:
- - Always set initial-folder
-
-* GtkDropDown:
- - Update on expression changes
-
-* GtkMapListModel:
- - Implement GtkSectionModel
-
-* Accessibility:
- - Improvements all over the place: GtkButton, GtkPasswordEntry,
-   GtkFontChooserDialog, GtkColorChooserDialog, GtkShortcutsWindow,
-   GtkMenuButton, GtkAboutDialog, GtkFileChooserDialog, GtkStackSidebar,
-   GtkStackSwitcher, GtkMediaControls, GtkColorDialogButton, GtkDropDown,
-   GtkInfoBar, GtkNotebook, GtkPrintUnixDialog, GtkModelButton
- - Make name computation follow the ARIA spec more closely
- - Adapt name computation for the common 'nested button' scenario
- - Change many containers to use `generic` instead of `group`
- - Use `generic` as the default role
- - Use `application` instead of `window` for windows
- - Add properties for accessible names of not directly exposed
-   widgets in GtkListView, GtkGridView and GtkColumnView
-
-* DND:
- - Fix criticals when drops are rejected
-
-* X11:
- - Fix regressions in GLX setup
-
-* Windows:
- - Center newly created transient windows
-
-* Vulkan:
- - Add antialising for gradients
- - Do less work on clipped away nodes
- - Redo image uploading
- - Support different image depths and formats
- - Add a pipeline cache
-
-* Demos:
- - gtk4-demo: Improve window sizing
- - gtk4-demo: Improve focus behavior
- - gtk4-demo: Add many missing a11y properties
-
-* Tools:
- - gtk4-builder-tool: Make render an alias screenshot
-
-* Inspector:
- - Show more information in the a11y tab
- - Add an accessibility overlay with warnings and recommendations
- - Limit the width of the a11y tab
-
-* Build:
- - Require GLib 2.76
- - Make asan builds work again
- - Fix the build if ld is not ld.bdf
-
-* Translation updates:
- Brazilian Portuguese
- Catalan
- Czech
- Georgian
-
-
 Overview of Changes in 4.11.3, 05-06-2023
 =========================================
 

README.md

@@ -67,13 +67,6 @@ building for:
   - [Graphene](https://github.com/ebassi/graphene)
   - [Xkb-common](https://github.com/xkbcommon/libxkbcommon)
 
-If you are building the Wayland backend, you will also need:
-
-  - Wayland-client
-  - Wayland-protocols
-  - Wayland-cursor
-  - Wayland-EGL
-
 If you are building the X11 backend, you will also need:
 
   - Xlib, and the following X extensions:
@@ -86,24 +79,32 @@ If you are building the X11 backend, you will also need:
     - xdamage
     - xcomposite
 
+If you are building the Wayland backend, you will also need:
+
+  - Wayland-client
+  - Wayland-protocols
+  - Wayland-cursor
+  - Wayland-EGL
+
 Once you have all the necessary dependencies, you can build GTK by using
 Meson:
 
 ```sh
-$ meson setup _build
-$ meson compile -C_build
+$ meson _build .
+$ cd _build
+$ ninja
 ```
 
 You can run the test suite using:
 
 ```sh
-$ meson test -C_build
+$ meson test
 ```
 
 And, finally, you can install GTK using:
 
 ```
-$ sudo meson install -C_build
+$ sudo ninja install
 ```
 
 Complete information about installing GTK and related libraries

demos/constraint-editor/constraint-editor-window.c

@@ -483,8 +483,6 @@ constraint_editor_window_class_init (ConstraintEditorWindowClass *class)
   GObjectClass *object_class = G_OBJECT_CLASS (class);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 
-  g_type_ensure (CONSTRAINT_VIEW_TYPE);
-
   object_class->dispose = constraint_editor_window_dispose;
 
   gtk_widget_class_set_template_from_resource (widget_class,

demos/constraint-editor/constraint-editor.c

@@ -20,7 +20,8 @@
 #include "config.h"
 
 #include "constraint-editor.h"
-#include "constraint-view.h"
+
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 
 struct _ConstraintEditor
 {
@@ -65,7 +66,7 @@ static const char *
 get_target_name (GtkConstraintTarget *target)
 {
   if (target == NULL)
-    return "Super";
+    return "super";
   else if (GTK_IS_WIDGET (target))
     return gtk_widget_get_name (GTK_WIDGET (target));
   else if (GTK_IS_CONSTRAINT_GUIDE (target))
@@ -79,29 +80,62 @@ constraint_target_combo (GListModel *model,
                          GtkWidget  *combo,
                          gboolean    is_source)
 {
-  GtkStringList *targets;
   int i;
 
-  targets = gtk_string_list_new (NULL);
-
-  gtk_string_list_append (targets, "Super");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "super", "Super");
 
   if (model)
     {
       for (i = 0; i < g_list_model_get_n_items (model); i++)
         {
           GObject *item = g_list_model_get_object (model, i);
+          const char *name;
 
           if (GTK_IS_CONSTRAINT (item))
             continue;
 
-          gtk_string_list_append (targets, get_target_name (GTK_CONSTRAINT_TARGET (item)));
+          name = get_target_name (GTK_CONSTRAINT_TARGET (item));
+
+          gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), name, name);
           g_object_unref (item);
         }
     }
+}
 
-  gtk_drop_down_set_model (GTK_DROP_DOWN (combo), G_LIST_MODEL (targets));
-  g_object_unref (targets);
+static void
+constraint_attribute_combo (GtkWidget *combo,
+                            gboolean is_source)
+{
+  if (is_source)
+    gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "none", "None");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "left", "Left");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "right", "Right");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "top", "Top");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "bottom", "Bottom");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "start", "Start");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "end", "End");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "width", "Width");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "height", "Height");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "center-x", "Center X");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "center-y", "Center Y");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "baseline", "Baseline");
+}
+
+static void
+constraint_relation_combo (GtkWidget *combo)
+{
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "le", "≤");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "eq", "=");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "ge", "≥");
+}
+
+static void
+constraint_strength_combo (GtkWidget *combo)
+{
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "weak", "Weak");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "medium", "Medium");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "strong", "Strong");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "required", "Required");
 }
 
 static gpointer
@@ -113,7 +147,7 @@ get_target (GListModel *model,
   if (id == NULL)
     return NULL;
 
-  if (strcmp ("Super", id) == 0)
+  if (strcmp ("super", id) == 0)
     return NULL;
 
   for (i = 0; i < g_list_model_get_n_items (model); i++)
@@ -137,65 +171,16 @@ get_target (GListModel *model,
   return NULL;
 }
 
-static void
-select_target (GtkDropDown *combo,
-               const char  *target_name)
-{
-  GListModel *model = gtk_drop_down_get_model (combo);
-
-  for (unsigned int i = 0; i < g_list_model_get_n_items (model); i++)
-    {
-      GtkStringObject *s = g_list_model_get_item (model, i);
-
-      g_object_unref (s);
-      if (strcmp (target_name, gtk_string_object_get_string (s)) == 0)
-        {
-          gtk_drop_down_set_selected (GTK_DROP_DOWN (combo), i);
-          return;
-        }
-    }
-}
-
 static GtkConstraintAttribute
-get_attr (unsigned int id)
+get_target_attr (const char *id)
 {
-  switch (id)
-    {
-    case 0: return GTK_CONSTRAINT_ATTRIBUTE_NONE;
-    case 1: return GTK_CONSTRAINT_ATTRIBUTE_LEFT;
-    case 2: return GTK_CONSTRAINT_ATTRIBUTE_RIGHT;
-    case 3: return GTK_CONSTRAINT_ATTRIBUTE_TOP;
-    case 4: return GTK_CONSTRAINT_ATTRIBUTE_BOTTOM;
-    case 5: return GTK_CONSTRAINT_ATTRIBUTE_START;
-    case 6: return GTK_CONSTRAINT_ATTRIBUTE_END;
-    case 7: return GTK_CONSTRAINT_ATTRIBUTE_WIDTH;
-    case 8: return GTK_CONSTRAINT_ATTRIBUTE_HEIGHT;
-    case 9: return GTK_CONSTRAINT_ATTRIBUTE_CENTER_X;
-    case 10: return GTK_CONSTRAINT_ATTRIBUTE_CENTER_Y;
-    case 11: return GTK_CONSTRAINT_ATTRIBUTE_BASELINE;
-    default: g_assert_not_reached ();
-    }
-}
+  GtkConstraintAttribute attr;
+  GEnumClass *class = g_type_class_ref (GTK_TYPE_CONSTRAINT_ATTRIBUTE);
+  GEnumValue *value = g_enum_get_value_by_nick (class, id);
+  attr = value->value;
+  g_type_class_unref (class);
 
-static unsigned int
-get_attr_id (GtkConstraintAttribute attr)
-{
-  switch (attr)
-    {
-    case GTK_CONSTRAINT_ATTRIBUTE_NONE: return 0;
-    case GTK_CONSTRAINT_ATTRIBUTE_LEFT: return 1;
-    case GTK_CONSTRAINT_ATTRIBUTE_RIGHT: return 2;
-    case GTK_CONSTRAINT_ATTRIBUTE_TOP: return 3;
-    case GTK_CONSTRAINT_ATTRIBUTE_BOTTOM: return 4;
-    case GTK_CONSTRAINT_ATTRIBUTE_START: return 5;
-    case GTK_CONSTRAINT_ATTRIBUTE_END: return 6;
-    case GTK_CONSTRAINT_ATTRIBUTE_WIDTH: return 7;
-    case GTK_CONSTRAINT_ATTRIBUTE_HEIGHT: return 8;
-    case GTK_CONSTRAINT_ATTRIBUTE_CENTER_X: return 9;
-    case GTK_CONSTRAINT_ATTRIBUTE_CENTER_Y: return 10;
-    case GTK_CONSTRAINT_ATTRIBUTE_BASELINE: return 11;
-    default: g_assert_not_reached ();
-    }
+  return attr;
 }
 
 static const char *
@@ -210,27 +195,15 @@ get_attr_nick (GtkConstraintAttribute attr)
 }
 
 static GtkConstraintRelation
-get_relation (unsigned int id)
+get_relation (const char *id)
 {
-  switch (id)
-    {
-    case 0: return GTK_CONSTRAINT_RELATION_LE;
-    case 1: return GTK_CONSTRAINT_RELATION_EQ;
-    case 2: return GTK_CONSTRAINT_RELATION_GE;
-    default: g_assert_not_reached ();
-    }
-}
+  GtkConstraintRelation relation;
+  GEnumClass *class = g_type_class_ref (GTK_TYPE_CONSTRAINT_RELATION);
+  GEnumValue *value = g_enum_get_value_by_nick (class, id);
+  relation = value->value;
+  g_type_class_unref (class);
 
-static unsigned int
-get_relation_id (GtkConstraintRelation relation)
-{
-  switch (relation)
-    {
-    case GTK_CONSTRAINT_RELATION_LE: return 0;
-    case GTK_CONSTRAINT_RELATION_EQ: return 1;
-    case GTK_CONSTRAINT_RELATION_GE: return 2;
-    default: g_assert_not_reached ();
-    }
+  return relation;
 }
 
 static const char *
@@ -261,29 +234,15 @@ get_relation_display_name (GtkConstraintRelation relation)
 }
 
 static GtkConstraintStrength
-get_strength (unsigned int id)
-{ 
-  switch (id)
-    {
-    case 0: return GTK_CONSTRAINT_STRENGTH_WEAK;
-    case 1: return GTK_CONSTRAINT_STRENGTH_MEDIUM;
-    case 2: return GTK_CONSTRAINT_STRENGTH_STRONG;
-    case 3: return GTK_CONSTRAINT_STRENGTH_REQUIRED;
-    default: g_assert_not_reached ();
-    }
-}
-
-static unsigned int
-get_strength_id (GtkConstraintStrength strength)
+get_strength (const char *id)
 {
-  switch (strength)
-    {
-    case GTK_CONSTRAINT_STRENGTH_WEAK: return 0;
-    case GTK_CONSTRAINT_STRENGTH_MEDIUM: return 1;
-    case GTK_CONSTRAINT_STRENGTH_STRONG: return 2;
-    case GTK_CONSTRAINT_STRENGTH_REQUIRED: return 3;
-    default: g_assert_not_reached ();
-    }
+  GtkConstraintStrength strength;
+  GEnumClass *class = g_type_class_ref (GTK_TYPE_CONSTRAINT_STRENGTH);
+  GEnumValue *value = g_enum_get_value_by_nick (class, id);
+  strength = value->value;
+  g_type_class_unref (class);
+
+  return strength;
 }
 
 static const char *
@@ -335,7 +294,7 @@ static void
 create_constraint (GtkButton        *button,
                    ConstraintEditor *editor)
 {
-  gpointer obj;
+  const char *id;
   gpointer target;
   GtkConstraintAttribute target_attr;
   gpointer source;
@@ -346,27 +305,25 @@ create_constraint (GtkButton        *button,
   int strength;
   GtkConstraint *constraint;
 
-  obj = gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->target));
-  if (obj)
-    target = get_target (editor->model, gtk_string_object_get_string (GTK_STRING_OBJECT (obj)));
-  else
-    target = NULL;
-  target_attr = get_attr (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->target_attr)));
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target));
+  target = get_target (editor->model, id);
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target_attr));
+  target_attr = get_target_attr (id);
 
-  obj = gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->source));
-  if (obj)
-    source = get_target (editor->model, gtk_string_object_get_string (GTK_STRING_OBJECT (obj)));
-  else
-    source = NULL;
-  source_attr = get_attr (gtk_drop_down_get_selected (GTK_DROP_DOWN(editor->source_attr)));
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source));
+  source = get_target (editor->model, id);
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source_attr));
+  source_attr = get_target_attr (id);
 
-  relation = get_relation (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->relation)));
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->relation));
+  relation = get_relation (id);
 
   multiplier = g_ascii_strtod (gtk_editable_get_text (GTK_EDITABLE (editor->multiplier)), NULL);
 
   constant = g_ascii_strtod (gtk_editable_get_text (GTK_EDITABLE (editor->constant)), NULL);
 
-  strength = get_strength (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->strength)));
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->strength));
+  strength = get_strength (id);
 
   constraint = gtk_constraint_new (target, target_attr,
                                    relation,
@@ -381,9 +338,12 @@ create_constraint (GtkButton        *button,
 static void
 source_attr_changed (ConstraintEditor *editor)
 {
-  if (get_attr (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->source_attr))) == GTK_CONSTRAINT_ATTRIBUTE_NONE)
+  const char *id;
+
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source_attr));
+  if (strcmp (id, "none") == 0)
     {
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->source), GTK_INVALID_LIST_POSITION);
+      gtk_combo_box_set_active (GTK_COMBO_BOX (editor->source), -1);
       gtk_editable_set_text (GTK_EDITABLE (editor->multiplier), "");
       gtk_widget_set_sensitive (editor->source, FALSE);
       gtk_widget_set_sensitive (editor->multiplier, FALSE);
@@ -449,7 +409,7 @@ update_preview (ConstraintEditor *editor)
   GString *str;
   const char *name;
   const char *attr;
-  const char *relation;
+  char *relation;
   const char *multiplier;
   const char *constant;
   double c, m;
@@ -459,22 +419,23 @@ update_preview (ConstraintEditor *editor)
 
   str = g_string_new ("");
 
-  name = gtk_string_object_get_string (GTK_STRING_OBJECT (gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->target))));
-  attr = get_attr_nick (get_attr (gtk_drop_down_get_selected ((GTK_DROP_DOWN (editor->target_attr)))));
-  relation = get_relation_nick (get_relation (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->relation))));
+  name = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target));
+  attr = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target_attr));
+  relation = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (editor->relation));
 
   if (name == NULL)
     name = "[ ]";
 
   g_string_append_printf (str, "%s.%s %s ", name, attr, relation);
+  g_free (relation);
 
   constant = gtk_editable_get_text (GTK_EDITABLE (editor->constant));
   c = g_ascii_strtod (constant, NULL);
 
-  attr = get_attr_nick (get_attr (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->source_attr))));
+  attr = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source_attr));
   if (strcmp (attr, "none") != 0)
     {
-       name = gtk_string_object_get_string (GTK_STRING_OBJECT (gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->source))));
+      name = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source));
       multiplier = gtk_editable_get_text (GTK_EDITABLE (editor->multiplier));
       m = g_ascii_strtod (multiplier, NULL);
 
@@ -502,18 +463,12 @@ update_preview (ConstraintEditor *editor)
 static void
 update_button (ConstraintEditor *editor)
 {
-  gpointer obj;
-  const char *target;
-  const char *source;
-  GtkConstraintAttribute source_attr = get_attr (gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->source_attr)));
+  const char *target = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target));
+  const char *source = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source));
+  const char *source_attr = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source_attr));
 
-  obj = gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->target));
-  target = obj ? gtk_string_object_get_string (GTK_STRING_OBJECT (obj)) : NULL;
-
-  obj = gtk_drop_down_get_selected_item (GTK_DROP_DOWN (editor->source));
-  source = obj ?  gtk_string_object_get_string (GTK_STRING_OBJECT (obj)) : NULL;
-
-  if (target && (source || (source_attr == GTK_CONSTRAINT_ATTRIBUTE_NONE)))
+  if (target &&
+      (source || (source_attr && get_target_attr (source_attr) == GTK_CONSTRAINT_ATTRIBUTE_NONE)))
     gtk_widget_set_sensitive (editor->button, TRUE);
   else
     gtk_widget_set_sensitive (editor->button, FALSE);
@@ -531,7 +486,12 @@ constraint_editor_constructed (GObject *object)
   ConstraintEditor *editor = CONSTRAINT_EDITOR (object);
 
   constraint_target_combo (editor->model, editor->target, FALSE);
+  constraint_attribute_combo (editor->target_attr, FALSE);
+  constraint_relation_combo (editor->relation);
   constraint_target_combo (editor->model, editor->source, TRUE);
+  constraint_attribute_combo (editor->source_attr, TRUE);
+
+  constraint_strength_combo (editor->strength);
 
   if (editor->constraint)
     {
@@ -539,24 +499,30 @@ constraint_editor_constructed (GObject *object)
       GtkConstraintAttribute attr;
       GtkConstraintRelation relation;
       GtkConstraintStrength strength;
+      const char *nick;
       char *val;
       double multiplier;
       double constant;
 
       target = gtk_constraint_get_target (editor->constraint);
-      select_target (GTK_DROP_DOWN (editor->target), get_target_name (target));
+      nick = get_target_name (target);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->target), nick);
 
       attr = gtk_constraint_get_target_attribute (editor->constraint);
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->target_attr), get_attr_id (attr));
+      nick = get_attr_nick (attr);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->target_attr), nick);
 
       target = gtk_constraint_get_source (editor->constraint);
-      select_target (GTK_DROP_DOWN (editor->source), get_target_name (target));
+      nick = get_target_name (target);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->source), nick);
 
       attr = gtk_constraint_get_source_attribute (editor->constraint);
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->source_attr), get_attr_id (attr));
+      nick = get_attr_nick (attr);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->source_attr), nick);
 
       relation = gtk_constraint_get_relation (editor->constraint);
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->relation), get_relation_id (relation));
+      nick = get_relation_nick (relation);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->relation), nick);
 
       multiplier = gtk_constraint_get_multiplier (editor->constraint);
       val = g_strdup_printf ("%g", multiplier);
@@ -569,16 +535,17 @@ constraint_editor_constructed (GObject *object)
       g_free (val);
 
       strength = gtk_constraint_get_strength (editor->constraint);
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->strength), get_strength_id (strength));
+      nick = get_strength_nick (strength);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), nick);
 
       gtk_button_set_label (GTK_BUTTON (editor->button), "Apply");
     }
   else
     {
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->target_attr), get_attr_id (GTK_CONSTRAINT_ATTRIBUTE_LEFT));
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->source_attr), get_attr_id (GTK_CONSTRAINT_ATTRIBUTE_LEFT));
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->relation), get_relation_id (GTK_CONSTRAINT_RELATION_EQ));
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->strength), get_strength_id (GTK_CONSTRAINT_STRENGTH_REQUIRED));
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->target_attr), "left");
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->source_attr), "left");
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->relation), "eq");
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), "required");
 
       gtk_editable_set_text (GTK_EDITABLE (editor->multiplier), "1.0");
       gtk_editable_set_text (GTK_EDITABLE (editor->constant), "0.0");

demos/constraint-editor/constraint-editor.ui

@@ -1,21 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
-  <object class="GtkStringList" id="targets">
-    <items>
-      <item>None</item>
-      <item>Left</item>
-      <item>Right</item>
-      <item>Top</item>
-      <item>Bottom</item>
-      <item>Start</item>
-      <item>End</item>
-      <item>Width</item>
-      <item>Height</item>
-      <item>Center X</item>
-      <item>Center Y</item>
-      <item>Baseline</item>
-    </items>
-  </object>
   <template class="ConstraintEditor" parent="GtkWidget">
     <child>
       <object class="GtkGrid" id="grid">
@@ -35,9 +19,9 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="target">
-            <signal name="notify::selected" handler="update_preview" swapped="yes"/>
-            <signal name="notify::selected" handler="update_button" swapped="yes"/>
+          <object class="GtkComboBoxText" id="target">
+            <signal name="changed" handler="update_preview" swapped="yes"/>
+            <signal name="changed" handler="update_button" swapped="yes"/>
             <layout>
               <property name="column">1</property>
               <property name="row">1</property>
@@ -45,9 +29,8 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="target_attr">
-            <property name="model">targets</property>
-            <signal name="notify::selected" handler="update_preview" swapped="yes"/>
+          <object class="GtkComboBoxText" id="target_attr">
+            <signal name="changed" handler="update_preview" swapped="yes"/>
             <layout>
               <property name="column">2</property>
               <property name="row">1</property>
@@ -64,17 +47,8 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="relation">
-            <signal name="notify::selected" handler="update_preview" swapped="yes"/>
-            <property name="model">
-              <object class="GtkStringList">
-                <items>
-                  <item>≤</item>
-                  <item>=</item>
-                  <item>≥</item>
-                </items>
-              </object>
-            </property>
+          <object class="GtkComboBoxText" id="relation">
+            <signal name="changed" handler="update_preview" swapped="yes"/>
             <layout>
               <property name="column">1</property>
               <property name="row">2</property>
@@ -91,9 +65,9 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="source">
-            <signal name="notify::selected" handler="update_preview" swapped="yes"/>
-            <signal name="notify::selected" handler="update_button" swapped="yes"/>
+          <object class="GtkComboBoxText" id="source">
+            <signal name="changed" handler="update_preview" swapped="yes"/>
+            <signal name="changed" handler="update_button" swapped="yes"/>
             <layout>
               <property name="column">1</property>
               <property name="row">3</property>
@@ -101,11 +75,10 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="source_attr">
-            <property name="model">targets</property>
-            <signal name="notify::selected" handler="update_preview" swapped="yes"/>
-            <signal name="notify::selected" handler="source_attr_changed" swapped="yes"/>
-            <signal name="notify::selected" handler="update_button" swapped="yes"/>
+          <object class="GtkComboBoxText" id="source_attr">
+            <signal name="changed" handler="update_preview" swapped="yes"/>
+            <signal name="changed" handler="source_attr_changed" swapped="yes"/>
+            <signal name="changed" handler="update_button" swapped="yes"/>
             <layout>
               <property name="column">2</property>
               <property name="row">3</property>
@@ -158,17 +131,7 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="strength">
-            <property name="model">
-              <object class="GtkStringList">
-                <items>
-                  <item>Weak</item>
-                  <item>Medium</item>
-                  <item>Strong</item>
-                  <item>Required</item>
-                </items>
-              </object>
-            </property>
+          <object class="GtkComboBoxText" id="strength">
             <layout>
               <property name="column">1</property>
               <property name="row">6</property>

demos/constraint-editor/guide-editor.c

@@ -21,6 +21,8 @@
 
 #include "guide-editor.h"
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 struct _GuideEditor
 {
   GtkWidget parent_instance;
@@ -57,30 +59,25 @@ static guint signals[LAST_SIGNAL];
 
 G_DEFINE_TYPE(GuideEditor, guide_editor, GTK_TYPE_WIDGET);
 
-static GtkConstraintStrength
-get_strength (unsigned int id)
+static void
+guide_strength_combo (GtkWidget *combo)
 {
-  switch (id)
-    {
-    case 0: return GTK_CONSTRAINT_STRENGTH_WEAK;
-    case 1: return GTK_CONSTRAINT_STRENGTH_MEDIUM;
-    case 2: return GTK_CONSTRAINT_STRENGTH_STRONG;
-    case 3: return GTK_CONSTRAINT_STRENGTH_REQUIRED;
-    default: g_assert_not_reached ();
-    }
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "weak", "Weak");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "medium", "Medium");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "strong", "Strong");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "required", "Required");
 }
 
-static unsigned int
-get_strength_id (GtkConstraintStrength strength)
+static GtkConstraintStrength
+get_strength (const char *id)
 {
-  switch (strength)
-    {
-    case GTK_CONSTRAINT_STRENGTH_WEAK: return 0;
-    case GTK_CONSTRAINT_STRENGTH_MEDIUM: return 1;
-    case GTK_CONSTRAINT_STRENGTH_STRONG: return 2;
-    case GTK_CONSTRAINT_STRENGTH_REQUIRED: return 3;
-    default: g_assert_not_reached ();
-    }
+  GtkConstraintStrength strength;
+  GEnumClass *class = g_type_class_ref (GTK_TYPE_CONSTRAINT_STRENGTH);
+  GEnumValue *value = g_enum_get_value_by_nick (class, id);
+  strength = value->value;
+  g_type_class_unref (class);
+
+  return strength;
 }
 
 static const char *
@@ -121,11 +118,11 @@ static void
 create_guide (GtkButton   *button,
               GuideEditor *editor)
 {
+  const char *id;
   int strength;
   const char *name;
   int w, h;
   GtkConstraintGuide *guide;
-  unsigned int id;
 
   if (editor->guide)
     guide = g_object_ref (editor->guide);
@@ -147,7 +144,7 @@ create_guide (GtkButton   *button,
   h = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->max_height));
   gtk_constraint_guide_set_max_size (guide, w, h);
 
-  id = gtk_drop_down_get_selected (GTK_DROP_DOWN (editor->strength));
+  id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->strength));
   strength = get_strength (id);
   gtk_constraint_guide_set_strength (guide, strength);
 
@@ -194,9 +191,14 @@ guide_editor_constructed (GObject *object)
 {
   GuideEditor *editor = GUIDE_EDITOR (object);
 
+  guide_strength_combo (editor->strength);
+
   g_signal_connect (editor->min_width, "input", G_CALLBACK (min_input), NULL);
+
   g_signal_connect (editor->min_height, "input", G_CALLBACK (min_input), NULL);
+
   g_signal_connect (editor->max_width, "input", G_CALLBACK (max_input), NULL);
+
   g_signal_connect (editor->max_height, "input", G_CALLBACK (max_input), NULL);
 
   if (editor->guide)
@@ -222,7 +224,8 @@ guide_editor_constructed (GObject *object)
       gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_height), h);
 
       strength = gtk_constraint_guide_get_strength (editor->guide);
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->strength), get_strength_id (strength));
+      nick = get_strength_nick (strength);
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), nick);
 
       gtk_button_set_label (GTK_BUTTON (editor->button), "Apply");
     }
@@ -242,7 +245,7 @@ guide_editor_constructed (GObject *object)
       gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_width), G_MAXINT);
       gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_height), G_MAXINT);
 
-      gtk_drop_down_set_selected (GTK_DROP_DOWN (editor->strength), get_strength_id (GTK_CONSTRAINT_STRENGTH_MEDIUM));
+      gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), "medium");
 
       gtk_button_set_label (GTK_BUTTON (editor->button), "Create");
     }

demos/constraint-editor/guide-editor.ui

@@ -167,17 +167,7 @@
           </object>
         </child>
         <child>
-          <object class="GtkDropDown" id="strength">
-            <property name="model">
-              <object class="GtkStringList">
-                <items>
-                  <item>Weak</item>
-                  <item>Medium</item>
-                  <item>Strong</item>
-                  <item>Required</item>
-                </items>
-              </object>
-            </property>
+          <object class="GtkComboBoxText" id="strength">
             <layout>
               <property name="column">1</property>
               <property name="row">4</property>

demos/gtk-demo/application.c

@@ -2,6 +2,8 @@
 
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 typedef GtkApplication DemoApplication;
 typedef GtkApplicationClass DemoApplicationClass;
 
@@ -214,41 +216,6 @@ activate_quit (GSimpleAction *action,
     }
 }
 
-static void
-delete_messages (gpointer data)
-{
-  g_list_free_full ((GList *)data, g_free);
-}
-
-static void
-pop_message (GtkWidget *status)
-{
-  GList *messages = (GList *) g_object_steal_data (G_OBJECT (status), "messages");
-
-  if (messages)
-    {
-      char *message = messages->data;
-      messages = g_list_remove (messages, message);
-
-      g_object_set_data_full (G_OBJECT (status), "messages",
-                              messages, delete_messages);
-
-      gtk_label_set_label (GTK_LABEL (status), message);
-    }
-}
-
-static void
-push_message (GtkWidget  *status,
-              const char *message)
-{
-  GList *messages = (GList *) g_object_steal_data (G_OBJECT (status), "messages");
-
-  gtk_label_set_label (GTK_LABEL (status), message);
-  messages = g_list_prepend (messages, g_strdup (message));
-  g_object_set_data_full (G_OBJECT (status), "messages",
-                          messages, delete_messages);
-}
-
 static void
 update_statusbar (GtkTextBuffer         *buffer,
                   DemoApplicationWindow *window)
@@ -259,7 +226,7 @@ update_statusbar (GtkTextBuffer         *buffer,
   GtkTextIter iter;
 
   /* clear any previous message, underflow is allowed */
-  pop_message (window->status);
+  gtk_statusbar_pop (GTK_STATUSBAR (window->status), 0);
 
   count = gtk_text_buffer_get_char_count (buffer);
 
@@ -273,7 +240,7 @@ update_statusbar (GtkTextBuffer         *buffer,
   msg = g_strdup_printf ("Cursor at row %d column %d - %d chars in document",
                          row, col, count);
 
-  push_message (window->status, msg);
+  gtk_statusbar_push (GTK_STATUSBAR (window->status), 0, msg);
 
   g_free (msg);
 }

demos/gtk-demo/application.ui

@@ -76,13 +76,8 @@
           </object>
         </child>
         <child>
-          <object class="GtkLabel" id="status">
+          <object class="GtkStatusbar" id="status">
             <property name="hexpand">1</property>
-            <property name="xalign">0</property>
-            <property name="margin-start">2</property>
-            <property name="margin-end">2</property>
-            <property name="margin-top">2</property>
-            <property name="margin-bottom">2</property>
             <layout>
               <property name="column">0</property>
               <property name="row">3</property>

demos/gtk-demo/builder.c

@@ -1,5 +1,5 @@
 /* Builder
- * #Keywords: GMenu, GtkPopoverMenuBar, GtkBuilder, GtkShortcutController, toolbar
+ * #Keywords: GMenu, GtkPopoverMenuBar, GtkBuilder, GtkStatusBar, GtkShortcutController, toolbar
  *
  * Demonstrates a traditional interface, loaded from a XML description,
  * and shows how to connect actions to the menu items and toolbar buttons.
@@ -37,34 +37,30 @@ remove_timeout (gpointer data)
   g_source_remove (id);
 }
 
-static int
-pop_message (gpointer data)
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
+static gboolean
+pop_status (gpointer data)
 {
-  GtkWidget *status = data;
-
-  gtk_label_set_label (GTK_LABEL (status), "");
-  g_object_set_data (G_OBJECT (status), "timeout", GUINT_TO_POINTER (0));
-
+  gtk_statusbar_pop (GTK_STATUSBAR (data), 0);
+  g_object_set_data (G_OBJECT (data), "timeout", NULL);
   return G_SOURCE_REMOVE;
 }
 
 static void
-status_message (GtkWidget  *status,
-                const char *text)
+status_message (GtkStatusbar *status,
+                const char   *text)
 {
   guint id;
 
-  id = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (status), "timeout"));
-  if (id)
-    g_source_remove (id);
-
-  gtk_label_set_text (GTK_LABEL (status), text);
-
-  id = g_timeout_add (5000, pop_message, status);
+  gtk_statusbar_push (GTK_STATUSBAR (status), 0, text);
+  id = g_timeout_add (5000, pop_status, status);
 
   g_object_set_data_full (G_OBJECT (status), "timeout", GUINT_TO_POINTER (id), remove_timeout);
 }
 
+G_GNUC_END_IGNORE_DEPRECATIONS
+
 static void
 help_activate (GSimpleAction *action,
                GVariant      *parameter,
@@ -73,7 +69,7 @@ help_activate (GSimpleAction *action,
   GtkWidget *status;
 
   status = GTK_WIDGET (g_object_get_data (G_OBJECT (user_data), "status"));
-  status_message (status, "Help not available");
+  status_message (GTK_STATUSBAR (status), "Help not available");
 }
 
 static void
@@ -86,7 +82,7 @@ not_implemented (GSimpleAction *action,
 
   text = g_strdup_printf ("Action “%s” not implemented", g_action_get_name (G_ACTION (action)));
   status = GTK_WIDGET (g_object_get_data (G_OBJECT (user_data), "status"));
-  status_message (status, text);
+  status_message (GTK_STATUSBAR (status), text);
   g_free (text);
 }
 

demos/gtk-demo/css_basics.c

@@ -6,6 +6,8 @@
 
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,
@@ -47,23 +49,20 @@ css_text_changed (GtkTextBuffer  *buffer,
   gtk_text_buffer_remove_all_tags (buffer, &start, &end);
 
   text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-  gtk_css_provider_load_from_string (provider, text);
+  gtk_css_provider_load_from_data (provider, text, -1);
   g_free (text);
 }
 
-static void
-clear_provider (gpointer data)
-{
-  GtkStyleProvider *provider = data;
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-}
-
 static void
 apply_css (GtkWidget *widget, GtkStyleProvider *provider)
 {
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (), provider, G_MAXUINT);
-  g_object_set_data_full (G_OBJECT (widget), "provider", provider, clear_provider);
+  GtkWidget *child;
+
+  gtk_style_context_add_provider (gtk_widget_get_style_context (widget), provider, G_MAXUINT);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    apply_css (child, provider);
 }
 
 GtkWidget *
@@ -82,7 +81,6 @@ do_css_basics (GtkWidget *do_widget)
       gtk_window_set_title (GTK_WINDOW (window), "CSS Basics");
       gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
       gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
-      gtk_widget_add_css_class (window, "demo");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       text = gtk_text_buffer_new (NULL);

demos/gtk-demo/css_basics.css

@@ -4,24 +4,23 @@
  * anymore. :)
  */
 
-/* This resets all properties to their defaults values
- * and overrides all user settings and the theme in use
- */
-@import url("resource://css_shadows/reset.css");
+/* This CSS resets all properties to their defaults values
+ *    and overrides all user settings and the theme in use */
+@import url("resource://css_basics/reset.css");
 
 /* Set a very futuristic style by default */
-.demo * {
+* {
   color: green;
   font-family: Monospace;
   border: 1px solid;
 }
 
-window.demo {
+window {
   background-color: white;
 }
 
 /* Make sure selections are visible */
-.demo selection {
+selection {
   background-color: darkGreen;
   color: black;
 }

demos/gtk-demo/css_multiplebgs.c

@@ -6,6 +6,8 @@
 
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,
@@ -48,23 +50,33 @@ css_text_changed (GtkTextBuffer  *buffer,
   gtk_text_buffer_remove_all_tags (buffer, &start, &end);
 
   text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-  gtk_css_provider_load_from_string (provider, text);
+  gtk_css_provider_load_from_data (provider, text, -1);
   g_free (text);
 }
 
 static void
-clear_provider (gpointer data)
+drawing_area_draw (GtkDrawingArea *da,
+                   cairo_t        *cr,
+                   int             width,
+                   int             height,
+                   gpointer        data)
 {
-  GtkStyleProvider *provider = data;
+  GtkStyleContext *context = gtk_widget_get_style_context (GTK_WIDGET (da));
 
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
+  gtk_render_background (context, cr, 0, 0, width, height);
+  gtk_render_frame (context, cr, 0, 0, width, height);
 }
 
 static void
 apply_css (GtkWidget *widget, GtkStyleProvider *provider)
 {
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (), provider, G_MAXUINT);
-  g_object_set_data_full (G_OBJECT (widget), "provider", provider, clear_provider);
+  GtkWidget *child;
+
+  gtk_style_context_add_provider (gtk_widget_get_style_context (widget), provider, G_MAXUINT);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    apply_css (child, provider);
 }
 
 GtkWidget *
@@ -83,17 +95,16 @@ do_css_multiplebgs (GtkWidget *do_widget)
       gtk_window_set_title (GTK_WINDOW (window), "Multiple Backgrounds");
       gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
       gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
-      gtk_widget_add_css_class (window, "demo");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       overlay = gtk_overlay_new ();
       gtk_window_set_child (GTK_WINDOW (window), overlay);
 
       child = gtk_drawing_area_new ();
-      /* Don't set a draw_func, since we are only interested in CSS drawing,
-       * which happens automatically.
-       */
       gtk_widget_set_name (child, "canvas");
+      gtk_drawing_area_set_draw_func (GTK_DRAWING_AREA (child),
+                                      drawing_area_draw,
+                                      NULL, NULL);
       gtk_overlay_set_child (GTK_OVERLAY (overlay), child);
 
       child = gtk_button_new ();

demos/gtk-demo/css_pixbufs.c

@@ -7,6 +7,8 @@
 
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,
@@ -49,23 +51,20 @@ css_text_changed (GtkTextBuffer  *buffer,
   gtk_text_buffer_remove_all_tags (buffer, &start, &end);
 
   text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-  gtk_css_provider_load_from_string (provider, text);
+  gtk_css_provider_load_from_data (provider, text, -1);
   g_free (text);
 }
 
-static void
-clear_provider (gpointer data)
-{
-  GtkStyleProvider *provider = data;
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-}
-
 static void
 apply_css (GtkWidget *widget, GtkStyleProvider *provider)
 {
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (), provider, G_MAXUINT);
-  g_object_set_data_full (G_OBJECT (widget), "provider", provider, clear_provider);
+  GtkWidget *child;
+
+  gtk_style_context_add_provider (gtk_widget_get_style_context (widget), provider, G_MAXUINT);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    apply_css (child, provider);
 }
 
 GtkWidget *
@@ -84,7 +83,6 @@ do_css_pixbufs (GtkWidget *do_widget)
       gtk_window_set_title (GTK_WINDOW (window), "Animated Backgrounds");
       gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
       gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
-      gtk_widget_add_css_class (window, "demo");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       paned = gtk_paned_new (GTK_ORIENTATION_VERTICAL);

demos/gtk-demo/css_pixbufs.css

@@ -50,7 +50,7 @@
     100% { background-size: 12px, 96px, 12px, 96px, 12px, 96px, 12px, 96px, auto; }
 }
 
-window.demo {
+window {
     background-image: url("resource://css_pixbufs/images/apple-red.png"),
                       url("resource://css_pixbufs/images/gnome-applets.png"),
                       url("resource://css_pixbufs/images/gnome-calendar.png"),
@@ -66,11 +66,11 @@ window.demo {
 }
 
 /* Make the text editor has a nice style */
-window.demo .view, scrollbar, separator {
+.view, scrollbar, separator {
   color: black;
   background-color: rgba(255,255,255,0.5);
 }
 
-window.demo .view:selected {
+.view:selected {
   background-color: rgba(127,127,255,0.5);
 }

demos/gtk-demo/css_shadows.c

@@ -5,6 +5,8 @@
 
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,
@@ -46,23 +48,20 @@ css_text_changed (GtkTextBuffer  *buffer,
   gtk_text_buffer_remove_all_tags (buffer, &start, &end);
 
   text = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
-  gtk_css_provider_load_from_string (provider, text);
+  gtk_css_provider_load_from_data (provider, text, -1);
   g_free (text);
 }
 
-static void
-clear_provider (gpointer data)
-{
-  GtkStyleProvider *provider = data;
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-}
-
 static void
 apply_css (GtkWidget *widget, GtkStyleProvider *provider)
 {
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (), provider, G_MAXUINT);
-  g_object_set_data_full (G_OBJECT (widget), "provider", provider, clear_provider);
+  GtkWidget *child;
+
+  gtk_style_context_add_provider (gtk_widget_get_style_context (widget), provider, G_MAXUINT);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    apply_css (child, provider);
 }
 
 static GtkWidget *
@@ -102,7 +101,6 @@ do_css_shadows (GtkWidget *do_widget)
       gtk_window_set_title (GTK_WINDOW (window), "Shadows");
       gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
       gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
-      gtk_widget_add_css_class (window, "demo");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       paned = gtk_paned_new (GTK_ORIENTATION_VERTICAL);
@@ -144,7 +142,7 @@ do_css_shadows (GtkWidget *do_widget)
     }
 
   if (!gtk_widget_get_visible (window))
-    gtk_window_present (GTK_WINDOW (window));
+    gtk_widget_set_visible (window, TRUE);
   else
     gtk_window_destroy (GTK_WINDOW (window));
 

demos/gtk-demo/css_shadows.css

@@ -5,13 +5,12 @@
  */
 
 /* This CSS resets all properties to their defaults values
- * and overrides all user settings and the theme in use
- */
+ *    and overrides all user settings and the theme in use */
 @import url("resource://css_shadows/reset.css");
 @import url("resource://css_shadows/cssview.css");
 
 /* Get a nice background for the window */
-window.demo.background {
+.background {
   background-color: #4870bc;
   background-image: linear-gradient(to left, transparent, rgba(255,255,255,.07) 50%, transparent 50%),
                     linear-gradient(to left, transparent, rgba(255,255,255,.13) 50%, transparent 50%),
@@ -20,7 +19,7 @@ window.demo.background {
   background-size: 29px, 59px, 73px, 109px;
 }
 
-window.demo button {
+button {
   color: black;
   padding: 10px;
   border-radius: 5px;
@@ -28,15 +27,18 @@ window.demo button {
   border: 1px transparent solid;
 }
 
-window.demo button:hover {
+button:hover {
   text-shadow: 3px 3px 5px alpha(black, 0.75);
   -gtk-icon-shadow: 3px 3px 5px alpha(black, 0.75);
   box-shadow: 3px 3px 5px alpha(black, 0.5) inset;
   border: solid 1px alpha(black, 0.75);
 }
 
-window.demo button:active {
+button:active {
   padding: 11px 9px 9px 11px;
   text-shadow: 1px 1px 2.5px alpha(black, 0.6);
   -gtk-icon-shadow: 1px 1px 2.5px alpha(black, 0.6);
 }
+
+
+

demos/gtk-demo/cssview.css

@@ -1,21 +1,21 @@
 /* Make the text editor has a nice style */
-window.demo .view {
+.view {
   color: #2e3436;
   font-family: Monospace;
   background-color: alpha(white, 0.30);
 }
 
-window.demo .view:selected {
+.view:selected {
   color: white;
   background-color: #4a90d9;
 }
 
-window.demo scrollbar trough,
+scrollbar trough,
 .scrollbars-junction {
   background-color: alpha(white, 0.80);
 }
 
-window.demo scrollbar slider {
+scrollbar slider {
   border-width: 3px;
   border-style: solid;
   border-radius: 10px;
@@ -24,11 +24,11 @@ window.demo scrollbar slider {
   background-color: #999;
 }
 
-window.demo scrollbar slider:hover {
+scrollbar slider:hover {
   background-color: #555;
 }
 
-window.demo paned separator {
+paned separator {
   background-color: alpha(white, 0.80);
   background-image: linear-gradient(transparent, transparent 1px, #999 1px, #999 4px, transparent 4px);
   background-size: 40px auto;
@@ -36,6 +36,6 @@ window.demo paned separator {
   background-position: center;
 }
 
-window.demo paned separator:hover {
+paned separator:hover {
   background-image: linear-gradient(transparent, transparent 1px, #555 1px, #555 4px, transparent 4px);
 }

demos/gtk-demo/demo.gresource.xml

@@ -127,7 +127,6 @@
     <file>fishbowl.ui</file>
     <file>gtkfishbowl.c</file>
     <file>gtkfishbowl.h</file>
-    <file>tiger.node</file>
   </gresource>
   <gresource prefix="/frames">
     <file>frames.ui</file>
@@ -338,8 +337,6 @@
     <file>password_entry.c</file>
     <file>path_fill.c</file>
     <file>path_maze.c</file>
-    <file>path_spinner.c</file>
-    <file>path_walk.c</file>
     <file>path_text.c</file>
     <file>peg_solitaire.c</file>
     <file>pickers.c</file>
@@ -426,10 +423,6 @@
   <gresource prefix="/fontrendering">
     <file>fontrendering.ui</file>
   </gresource>
-  <gresource prefix="/path_walk">
-    <file>path_walk.ui</file>
-    <file compressed="true">path_world.txt</file>
-  </gresource>
   <gresource prefix="/path_text">
     <file>path_text.ui</file>
   </gresource>

demos/gtk-demo/demo.ui

@@ -208,13 +208,7 @@
           </object>
         </child>
         <child>
-          <object class="GtkLabel" id="statusbar1">
-            <property name="xalign">0</property>
-            <property name="margin-start">2</property>
-            <property name="margin-end">2</property>
-            <property name="margin-top">2</property>
-            <property name="margin-bottom">2</property>
-          </object>
+          <object class="GtkStatusbar" id="statusbar1"/>
         </child>
       </object>
     </child>

demos/gtk-demo/dnd.c

@@ -162,39 +162,27 @@ click_done (GtkGesture *gesture)
     gtk_widget_insert_after (item, canvas, last_child);
 }
 
-/* GtkSettings treats `GTK_THEME=foo:dark` as theme name `foo`, variant `dark`,
- * and our embedded CSS files let `foo-dark` work as an alias for `foo:dark`. */
-static gboolean
-has_dark_suffix (const char *theme)
-{
-  return g_str_has_suffix (theme, ":dark") ||
-         g_str_has_suffix (theme, "-dark");
-}
-
-/* So we can make a good guess whether the current theme is dark by checking for
- * either: it is suffixed `[:-]dark`, or Settings:…prefer-dark-theme is TRUE. */
 static gboolean
 theme_is_dark (void)
 {
-  const char *env_theme;
   GtkSettings *settings;
   char *theme;
   gboolean prefer_dark;
   gboolean dark;
 
-  /* Like GtkSettings, 1st see if theme is overridden by environment variable */
-  env_theme = g_getenv ("GTK_THEME");
-  if (env_theme != NULL)
-    return has_dark_suffix (env_theme);
-
-  /* If not, test Settings:…theme-name in the same way OR :…prefer-dark-theme */
   settings = gtk_settings_get_default ();
   g_object_get (settings,
                 "gtk-theme-name", &theme,
                 "gtk-application-prefer-dark-theme", &prefer_dark,
                 NULL);
-  dark = prefer_dark || has_dark_suffix (theme);
+
+  if ((strcmp (theme, "Adwaita") == 0 && prefer_dark) || strcmp (theme, "HighContrastInverse") == 0)
+    dark = TRUE;
+  else
+    dark = FALSE;
+
   g_free (theme);
+
   return dark;
 }
 
@@ -760,7 +748,9 @@ do_dnd (GtkWidget *do_widget)
       GtkCssProvider *provider;
       GString *css;
 
-      button = gtk_color_dialog_button_new (gtk_color_dialog_new ());
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+      button = gtk_color_button_new ();
+G_GNUC_END_IGNORE_DEPRECATIONS
       g_object_unref (g_object_ref_sink (button));
 
       provider = gtk_css_provider_new ();

demos/gtk-demo/expander.c

@@ -10,6 +10,8 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static GtkWidget *window = NULL;
 
 static void
@@ -43,22 +45,21 @@ do_expander (GtkWidget *do_widget)
   if (!window)
     {
       toplevel = GTK_WIDGET (gtk_widget_get_root (do_widget));
-      window = gtk_window_new ();
-      gtk_window_set_title (GTK_WINDOW (window), "Expander");
-      gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (toplevel));
-      area = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
-      gtk_widget_set_margin_start (area, 10);
-      gtk_widget_set_margin_end (area, 10);
-      gtk_widget_set_margin_top (area, 10);
-      gtk_widget_set_margin_bottom (area, 10);
-      gtk_window_set_child (GTK_WINDOW (window), area);
-      label = gtk_label_new ("<big><b>Something went wrong</b></big>");
-      gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
-      gtk_box_append (GTK_BOX (area), label);
-      label = gtk_label_new ("Here are some more details but not the full story");
+      window = gtk_message_dialog_new_with_markup (GTK_WINDOW (toplevel),
+                                                   0,
+                                                   GTK_MESSAGE_ERROR,
+                                                   GTK_BUTTONS_CLOSE,
+                                                   "<big><b>%s</b></big>",
+                                                   "Something went wrong");
+      gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (window),
+                                                "Here are some more details "
+                                                "but not the full story.");
+
+      area = gtk_message_dialog_get_message_area (GTK_MESSAGE_DIALOG (window));
+
+      label = gtk_widget_get_last_child (area);
       gtk_label_set_wrap (GTK_LABEL (label), FALSE);
       gtk_widget_set_vexpand (label, FALSE);
-      gtk_box_append (GTK_BOX (area), label);
 
       expander = gtk_expander_new ("Details:");
       gtk_widget_set_vexpand (expander, TRUE);
@@ -121,7 +122,7 @@ do_expander (GtkWidget *do_widget)
   }
 
   if (!gtk_widget_get_visible (window))
-    gtk_window_present (GTK_WINDOW (window));
+    gtk_widget_set_visible (window, TRUE);
   else
     gtk_window_destroy (GTK_WINDOW (window));
 

demos/gtk-demo/fishbowl.c

@@ -11,9 +11,6 @@
 #include "gtkgears.h"
 #include "gskshaderpaintable.h"
 
-#include "nodewidget.h"
-#include "graphwidget.h"
-
 const char *const css =
 ".blurred-button {"
 "  box-shadow: 0px 0px 5px 10px rgba(0, 0, 0, 0.5);"
@@ -71,18 +68,13 @@ create_blurred_button (void)
   return w;
 }
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 static GtkWidget *
 create_font_button (void)
 {
-  GtkFontDialog *dialog;
-  GtkWidget *button;
-
-  dialog = gtk_font_dialog_new ();
-  button = gtk_font_dialog_button_new (dialog);
-  g_object_unref (dialog);
-
-  return button;
+  return gtk_font_button_new ();
 }
+G_GNUC_END_IGNORE_DEPRECATIONS
 
 static GtkWidget *
 create_level_bar (void)
@@ -211,18 +203,6 @@ create_menu_button (void)
   return w;
 }
 
-static GtkWidget *
-create_tiger (void)
-{
-  return node_widget_new ("/fishbowl/tiger.node");
-}
-
-static GtkWidget *
-create_graph (void)
-{
-  return graph_widget_new ();
-}
-
 static const struct {
   const char *name;
   GtkWidget * (*create_func) (void);
@@ -240,8 +220,6 @@ static const struct {
   { "Switch",     create_switch         },
   { "Menubutton", create_menu_button    },
   { "Shader",     create_cogs           },
-  { "Tiger",      create_tiger          },
-  { "Graph",      create_graph          },
 };
 
 static int selected_widget_type = -1;
@@ -332,20 +310,11 @@ do_fishbowl (GtkWidget *do_widget)
   if (!window)
     {
       GtkBuilder *builder;
-      GtkBuilderScope *scope;
       GtkWidget *bowl;
 
       g_type_ensure (GTK_TYPE_FISHBOWL);
 
-      scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), fishbowl_prev_button_clicked_cb);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), fishbowl_next_button_clicked_cb);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), fishbowl_changes_toggled_cb);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), format_header_cb);
-
-      builder = gtk_builder_new ();
-      gtk_builder_set_scope (builder, scope);
-      gtk_builder_add_from_resource (builder, "/fishbowl/fishbowl.ui", NULL);
+      builder = gtk_builder_new_from_resource ("/fishbowl/fishbowl.ui");
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
@@ -357,7 +326,6 @@ do_fishbowl (GtkWidget *do_widget)
 
       gtk_widget_realize (window);
       g_object_unref (builder);
-      g_object_unref (scope);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/graphwidget.c

@@ -1,153 +0,0 @@
-#include "graphwidget.h"
-
-struct _GraphWidget
-{
-  GtkWidget parent_instance;
-
-  GskPath *path;
-  GskStroke *stroke;
-  GdkRGBA color;
-
-  guint tick_cb;
-  guint64 start_time;
-
-  double period;
-  double amplitude;
-};
-
-struct _GraphWidgetClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE (GraphWidget, graph_widget, GTK_TYPE_WIDGET)
-
-static void
-update_path (GraphWidget *self,
-             float        amplitude)
-{
-  graphene_point_t p[20];
-  GskPathBuilder *builder;
-
-  g_clear_pointer (&self->path, gsk_path_unref);
-
-  for (int i = 0; i < 20; i++)
-    {
-      p[i].x = 10 * i;
-      p[i].y = 50;
-
-      if (i % 4 == 1 || i % 4 == 2)
-        {
-          if (i % 8 < 4)
-            p[i].y += amplitude;
-          else
-            p[i].y -= amplitude;
-        }
-    }
-
-  builder = gsk_path_builder_new ();
-  gsk_path_builder_move_to (builder, p[0].x, p[0].y);
-
-  for (int i = 0; i < 20; i += 4)
-    gsk_path_builder_cubic_to (builder,
-                               p[i+1].x, p[i+1].y,
-                               p[i+2].x, p[i+2].y,
-                               p[i+3].x, p[i+3].y);
-
-  self->path = gsk_path_builder_free_to_path (builder);
-}
-
-static gboolean
-tick_cb (GtkWidget     *widget,
-         GdkFrameClock *frame_clock,
-         gpointer       user_data)
-{
-  GraphWidget *self = GRAPH_WIDGET (widget);
-  guint64 now;
-  double angle;
-
-  now = gdk_frame_clock_get_frame_time (frame_clock);
-
-  if (self->start_time == 0)
-    self->start_time = now;
-
-  angle = 360 * (now - self->start_time) / (double)(self->period * G_TIME_SPAN_MINUTE);
-  update_path (self, sin (angle) * self->amplitude);
-
-  gtk_widget_queue_draw (widget);
-
-  return G_SOURCE_CONTINUE;
-}
-
-static void
-graph_widget_init (GraphWidget *self)
-{
-  self->color.red = g_random_double_range (0, 1);
-  self->color.green = g_random_double_range (0, 1);
-  self->color.blue = g_random_double_range (0, 1);
-  self->color.alpha = 1;
-
-  self->period = g_random_double_range (0.5, 1);
-  self->amplitude = g_random_double_range (10, 25);
-
-  self->stroke = gsk_stroke_new (2);
-
-  update_path (self, 0);
-
-  self->start_time = 0;
-  self->tick_cb = gtk_widget_add_tick_callback (GTK_WIDGET (self), tick_cb, NULL, NULL);
-}
-
-static void
-graph_widget_dispose (GObject *object)
-{
-  GraphWidget *self = GRAPH_WIDGET (object);
-
-  g_clear_pointer (&self->path, gsk_path_unref);
-  gsk_stroke_free (self->stroke);
-
-  G_OBJECT_CLASS (graph_widget_parent_class)->dispose (object);
-}
-
-static void
-graph_widget_snapshot (GtkWidget   *widget,
-                      GtkSnapshot *snapshot)
-{
-  GraphWidget *self = GRAPH_WIDGET (widget);
-
-  gtk_snapshot_append_stroke (snapshot, self->path, self->stroke, &self->color);
-}
-
-static void
-graph_widget_measure (GtkWidget      *widget,
-                      GtkOrientation  orientation,
-                      int             for_size,
-                      int            *minimum,
-                      int            *natural,
-                      int            *minimum_baseline,
-                      int            *natural_baseline)
-{
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    *minimum = *natural = 200;
-  else
-    *minimum = *natural = 100;
-}
-
-
-static void
-graph_widget_class_init (GraphWidgetClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
-
-  object_class->dispose = graph_widget_dispose;
-
-  widget_class->snapshot = graph_widget_snapshot;
-  widget_class->measure = graph_widget_measure;
-}
-
-GtkWidget *
-graph_widget_new (void)
-{
-  return g_object_new (GRAPH_TYPE_WIDGET, NULL);
-}

demos/gtk-demo/graphwidget.h

@@ -1,8 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-#define GRAPH_TYPE_WIDGET (graph_widget_get_type ())
-G_DECLARE_FINAL_TYPE (GraphWidget, graph_widget, GRAPH, WIDGET, GtkWidget)
-
-GtkWidget * graph_widget_new       (void);

demos/gtk-demo/gtkgears.c

@@ -840,24 +840,24 @@ gtk_gears_unrealize (GtkWidget *widget)
   GtkGearsPrivate *priv = gtk_gears_get_instance_private ((GtkGears *) widget);
 
   gtk_gl_area_make_current (glarea);
-  if (gtk_gl_area_get_error (glarea) == NULL)
-    {
-      /* Release the resources associated with OpenGL */
-      if (priv->gear_vbo[0] != 0)
-        glDeleteBuffers (1, &(priv->gear_vbo[0]));
+  if (gtk_gl_area_get_error (glarea) != NULL)
+    return;
 
-      if (priv->gear_vbo[1] != 0)
-        glDeleteBuffers (1, &(priv->gear_vbo[1]));
+  /* Release the resources associated with OpenGL */
+  if (priv->gear_vbo[0] != 0)
+    glDeleteBuffers (1, &(priv->gear_vbo[0]));
 
-      if (priv->gear_vbo[2] != 0)
-        glDeleteBuffers (1, &(priv->gear_vbo[2]));
+  if (priv->gear_vbo[1] != 0)
+    glDeleteBuffers (1, &(priv->gear_vbo[1]));
 
-      if (priv->vao != 0)
-        glDeleteVertexArrays (1, &priv->vao);
+  if (priv->gear_vbo[2] != 0)
+    glDeleteBuffers (1, &(priv->gear_vbo[2]));
 
-      if (priv->program != 0)
-        glDeleteProgram (priv->program);
-    }
+  if (priv->vao != 0)
+    glDeleteVertexArrays (1, &priv->vao);
+
+  if (priv->program != 0)
+    glDeleteProgram (priv->program);
 
   priv->ModelViewProjectionMatrix_location = 0;
   priv->NormalMatrix_location = 0;

demos/gtk-demo/iconscroll.c

@@ -354,18 +354,10 @@ do_iconscroll (GtkWidget *do_widget)
   if (!window)
     {
       GtkBuilder *builder;
-      GtkBuilderScope *scope;
       GtkWidget *label;
       guint id;
 
-      scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), iconscroll_prev_clicked_cb);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), iconscroll_next_clicked_cb);
-
-      builder = gtk_builder_new ();
-      gtk_builder_set_scope (builder, scope);
-
-      gtk_builder_add_from_resource (builder, "/iconscroll/iconscroll.ui", NULL);
+      builder = gtk_builder_new_from_resource ("/iconscroll/iconscroll.ui");
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
       gtk_window_set_display (GTK_WINDOW (window),
@@ -383,7 +375,6 @@ do_iconscroll (GtkWidget *do_widget)
                               GUINT_TO_POINTER (id), remove_timeout);
 
       g_object_unref (builder);
-      g_object_unref (scope);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/listview_applauncher.c

@@ -52,10 +52,6 @@ setup_listitem_cb (GtkListItemFactory *factory,
 
   box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
   image = gtk_image_new ();
-  gtk_accessible_update_property (GTK_ACCESSIBLE (image),
-                                  GTK_ACCESSIBLE_PROPERTY_LABEL,
-                                  "App icon",
-                                  -1);
   gtk_image_set_icon_size (GTK_IMAGE (image), GTK_ICON_SIZE_LARGE);
   gtk_box_append (GTK_BOX (box), image);
   label = gtk_label_new ("");
@@ -83,7 +79,6 @@ bind_listitem_cb (GtkListItemFactory *factory,
 
   gtk_image_set_from_gicon (GTK_IMAGE (image), g_app_info_get_icon (app_info));
   gtk_label_set_label (GTK_LABEL (label), g_app_info_get_display_name (app_info));
-  gtk_list_item_set_accessible_label (list_item, g_app_info_get_display_name (app_info));
 }
 
 /* In more complex code, we would also need functions to unbind and teardown

demos/gtk-demo/listview_clocks.c

@@ -431,9 +431,6 @@ setup_listitem_cb (GtkListItemFactory *factory,
   picture = gtk_picture_new ();
   gtk_expression_bind (expression, picture, "paintable", picture);
   gtk_box_append (GTK_BOX (box), picture);
-  gtk_accessible_update_relation (GTK_ACCESSIBLE (picture),
-                                  GTK_ACCESSIBLE_RELATION_LABELLED_BY, location_label, NULL,
-                                  -1);
 
 
   /* And finally, everything comes together.
@@ -490,9 +487,6 @@ do_listview_clocks (GtkWidget *do_widget)
 
       model = GTK_SELECTION_MODEL (gtk_no_selection_new (create_clocks_model ()));
       gridview = gtk_grid_view_new (model, factory);
-      gtk_accessible_update_property (GTK_ACCESSIBLE (gridview),
-                                      GTK_ACCESSIBLE_PROPERTY_LABEL, "Clocks",
-                                      -1);
       gtk_scrollable_set_hscroll_policy (GTK_SCROLLABLE (gridview), GTK_SCROLL_NATURAL);
       gtk_scrollable_set_vscroll_policy (GTK_SCROLLABLE (gridview), GTK_SCROLL_NATURAL);
 

demos/gtk-demo/meson.build

@@ -74,8 +74,6 @@ demos = files([
   'password_entry.c',
   'path_fill.c',
   'path_maze.c',
-  'path_spinner.c',
-  'path_walk.c',
   'path_text.c',
   'peg_solitaire.c',
   'pickers.c',
@@ -141,8 +139,6 @@ extra_demo_sources = files([
   'unicode-names.c',
   'suggestionentry.c',
   'language-names.c',
-  'nodewidget.c',
-  'graphwidget.c',
 ])
 
 if os_unix
@@ -157,13 +153,25 @@ if librsvg_dep.found()
   gtkdemo_deps += [ librsvg_dep ]
 endif
 
+gtkdemo_args = [ '-DGDK_DISABLE_DEPRECATED', '-DGTK_DISABLE_DEPRECATED', ]
+
 demos_h = custom_target('gtk4 demo header',
   output: 'demos.h',
   input: demos,
   command: [ find_program('geninclude.py'), '@OUTPUT@', '@INPUT@' ],
 )
 
-if can_use_objcopy_for_resources
+objcopy_supports_add_symbol = false
+objcopy = find_program('objcopy', required : false)
+if objcopy.found()
+  objcopy_supports_add_symbol = run_command(objcopy, '--help', check: false).stdout().contains('--add-symbol')
+endif
+
+ld = find_program('ld', required : false)
+
+if not meson.is_cross_build() and build_machine.cpu_family() != 'arm' and build_machine.system() == 'linux' and objcopy.found() and objcopy_supports_add_symbol and ld.found()
+  glib_compile_resources = find_program('glib-compile-resources')
+
   # Create the resource blob
   gtkdemo_gresource = custom_target('gtkdemo.gresource',
       input : 'demo.gresource.xml',
@@ -211,7 +219,6 @@ if can_use_objcopy_for_resources
     output : 'gtkdemo_resources2.o',
     command : [objcopy,
                  '--strip-all',
-                 '--set-section-alignment', '.data=8',
                  '--add-symbol','_g_binary_gtkdemo_resource_data=.data:0',
                  '@INPUT@',
                  '@OUTPUT@'])
@@ -240,7 +247,7 @@ gtkdemo_deps += [ demo_conf_h ]
 
 executable('gtk4-demo',
   sources: [demos, demos_h, extra_demo_sources, gtkdemo_resources],
-  c_args: demo_cflags,
+  c_args: gtkdemo_args + demo_cflags,
   dependencies: gtkdemo_deps,
   include_directories: confinc,
   win_subsystem: 'windows',
@@ -250,7 +257,7 @@ executable('gtk4-demo',
 
 executable('gtk4-demo-application',
   sources: ['application.c', gtkdemo_resources],
-  c_args: common_cflags,
+  c_args: gtkdemo_args + common_cflags,
   dependencies: gtkdemo_deps,
   include_directories: confinc,
   win_subsystem: 'windows',

demos/gtk-demo/nodewidget.c

@@ -1,76 +0,0 @@
-#include "nodewidget.h"
-
-struct _NodeWidget
-{
-  GtkWidget parent_instance;
-
-  GskRenderNode *node;
-};
-
-struct _NodeWidgetClass
-{
-  GtkWidgetClass parent_class;
-};
-
-G_DEFINE_TYPE (NodeWidget, node_widget, GTK_TYPE_WIDGET)
-
-static void
-node_widget_init (NodeWidget *self)
-{
-}
-
-static void
-node_widget_dispose (GObject *object)
-{
-  NodeWidget *self = NODE_WIDGET (object);
-
-  gsk_render_node_unref (self->node);
-
-  G_OBJECT_CLASS (node_widget_parent_class)->dispose (object);
-}
-
-static void
-node_widget_snapshot (GtkWidget   *widget,
-                      GtkSnapshot *snapshot)
-{
-  NodeWidget *self = NODE_WIDGET (widget);
-
-  gtk_snapshot_append_node (snapshot, self->node);
-}
-
-static void
-node_widget_class_init (NodeWidgetClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
-
-  object_class->dispose = node_widget_dispose;
-
-  widget_class->snapshot = node_widget_snapshot;
-}
-
-GtkWidget *
-node_widget_new (const char *resource)
-{
-  NodeWidget *self;
-  GBytes *bytes;
-  GskRenderNode *node;
-  graphene_rect_t bounds;
-  float scale;
-  GskTransform *transform;
-
-  self = g_object_new (NODE_TYPE_WIDGET, NULL);
-
-  bytes = g_resources_lookup_data (resource, 0, NULL);
-  node = gsk_render_node_deserialize (bytes, NULL, NULL);
-  g_bytes_unref (bytes);
-
-  gsk_render_node_get_bounds (node, &bounds);
-  scale = MIN (100.0/bounds.size.width, 100.0/bounds.size.height);
-  transform = gsk_transform_scale (NULL, scale, scale);
-  self->node = gsk_transform_node_new (node, transform);
-  gsk_transform_unref (transform);
-  gsk_render_node_unref (node);
-
-  return GTK_WIDGET (self);
-}

demos/gtk-demo/nodewidget.h

@@ -1,8 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-#define NODE_TYPE_WIDGET (node_widget_get_type ())
-G_DECLARE_FINAL_TYPE (NodeWidget, node_widget, NODE, WIDGET, GtkWidget)
-
-GtkWidget * node_widget_new       (const char *file);

demos/gtk-demo/paint.c

@@ -7,6 +7,8 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 enum {
   COLOR_SET,
   N_SIGNALS
@@ -122,16 +124,19 @@ drawing_area_unmap (GtkWidget *widget)
 
 static void
 drawing_area_snapshot (GtkWidget   *widget,
-                       GtkSnapshot *snapshot)
+		       GtkSnapshot *snapshot)
 {
   DrawingArea *area = (DrawingArea *) widget;
-  int width, height;
+  GtkAllocation allocation;
   cairo_t *cr;
 
-  width = gtk_widget_get_width (widget);
-  height = gtk_widget_get_height (widget);
-
-  cr = gtk_snapshot_append_cairo (snapshot, &GRAPHENE_RECT_INIT (0, 0, width, height));
+  gtk_widget_get_allocation (widget, &allocation);
+  cr = gtk_snapshot_append_cairo (snapshot,
+                                  &GRAPHENE_RECT_INIT (
+                                    0, 0,
+				    allocation.width,
+				    allocation.height
+                                  ));
 
   cairo_set_source_rgb (cr, 1, 1, 1);
   cairo_paint (cr);
@@ -140,7 +145,7 @@ drawing_area_snapshot (GtkWidget   *widget,
   cairo_paint (cr);
 
   cairo_set_source_rgb (cr, 0.6, 0.6, 0.6);
-  cairo_rectangle (cr, 0, 0, width, height);
+  cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
   cairo_stroke (cr);
 
   cairo_destroy (cr);

demos/gtk-demo/path_fill.c

@@ -1,170 +1,321 @@
-/* Path/Fill and Stroke
+/* Path/Fill
  *
- * This demo shows how to use GskPath to draw shapes that are (a bit)
- * more complex than a rounded rectangle.
+ * This demo shows how to use PangoCairo to draw text with more than
+ * just a single color.
  */
 
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
 #include "paintable.h"
+#include "gsk/gskpathdashprivate.h"
 
-#define GTK_TYPE_LOGO_PAINTABLE (gtk_logo_paintable_get_type ())
-G_DECLARE_FINAL_TYPE (GtkLogoPaintable, gtk_logo_paintable, GTK, LOGO_PAINTABLE, GObject)
+#define GTK_TYPE_PATH_PAINTABLE (gtk_path_paintable_get_type ())
+G_DECLARE_FINAL_TYPE (GtkPathPaintable, gtk_path_paintable, GTK, PATH_PAINTABLE, GObject)
 
-struct _GtkLogoPaintable
+struct _GtkPathPaintable
 {
   GObject parent_instance;
 
   int width;
   int height;
-  GskPath *path[3];
-  GdkRGBA color[3];
-
-  GskPath *stroke_path;
-  GskStroke *stroke1;
-  GskStroke *stroke2;
-  GdkRGBA stroke_color;
+  GskPath *path;
+  GdkPaintable *background;
 };
 
-struct _GtkLogoPaintableClass
+struct _GtkPathPaintableClass
 {
   GObjectClass parent_class;
 };
 
 static int
-gtk_logo_paintable_get_intrinsic_width (GdkPaintable *paintable)
+gtk_path_paintable_get_intrinsic_width (GdkPaintable *paintable)
 {
-  GtkLogoPaintable *self = GTK_LOGO_PAINTABLE (paintable);
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
 
-  return self->width;
+  if (self->background)
+    return MAX (gdk_paintable_get_intrinsic_width (self->background), self->width);
+  else
+    return self->width;
 }
 
 static int
-gtk_logo_paintable_get_intrinsic_height (GdkPaintable *paintable)
+gtk_path_paintable_get_intrinsic_height (GdkPaintable *paintable)
 {
-  GtkLogoPaintable *self = GTK_LOGO_PAINTABLE (paintable);
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
 
-  return self->height;
+  if (self->background)
+    return MAX (gdk_paintable_get_intrinsic_height (self->background), self->height);
+  else
+    return self->height;
 }
 
 static void
-gtk_logo_paintable_snapshot (GdkPaintable *paintable,
+gtk_path_paintable_snapshot (GdkPaintable *paintable,
                              GdkSnapshot  *snapshot,
                              double        width,
                              double        height)
 {
-  GtkLogoPaintable *self = GTK_LOGO_PAINTABLE (paintable);
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
 
-  for (unsigned int i = 0; i < 3; i++)
+#if 0
+  gtk_snapshot_push_fill (snapshot, self->path, GSK_FILL_RULE_WINDING);
+#else
+  GskStroke *stroke = gsk_stroke_new (2.0);
+  gtk_snapshot_push_stroke (snapshot, self->path, stroke);
+  gsk_stroke_free (stroke);
+#endif
+
+  if (self->background)
     {
-      gtk_snapshot_push_fill (snapshot, self->path[i], GSK_FILL_RULE_WINDING);
-      gtk_snapshot_append_color (snapshot,
-                                 &self->color[i],
-                                 &GRAPHENE_RECT_INIT (0, 0, width, height));
-      gtk_snapshot_pop (snapshot);
+      gdk_paintable_snapshot (self->background, snapshot, width, height);
     }
-  for (unsigned int i = 0; i < 3; i++)
+  else
     {
-      gtk_snapshot_push_stroke (snapshot, self->stroke_path, self->stroke1);
-      gtk_snapshot_append_color (snapshot,
-                                 &self->stroke_color,
-                                 &GRAPHENE_RECT_INIT (0, 0, width, height));
-      gtk_snapshot_pop (snapshot);
+      gtk_snapshot_append_linear_gradient (snapshot,
+                                           &GRAPHENE_RECT_INIT (0, 0, width, height),
+                                           &GRAPHENE_POINT_INIT (0, 0),
+                                           &GRAPHENE_POINT_INIT (width, height),
+                                           (GskColorStop[8]) {
+                                             { 0.0, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.2, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.3, { 1.0, 1.0, 0.0, 1.0 } },
+                                             { 0.4, { 0.0, 1.0, 0.0, 1.0 } },
+                                             { 0.6, { 0.0, 1.0, 1.0, 1.0 } },
+                                             { 0.7, { 0.0, 0.0, 1.0, 1.0 } },
+                                             { 0.8, { 1.0, 0.0, 1.0, 1.0 } },
+                                             { 1.0, { 1.0, 0.0, 1.0, 1.0 } }
+                                           },
+                                           8);
     }
 
-  gtk_snapshot_push_stroke (snapshot, self->stroke_path, self->stroke2);
-  gtk_snapshot_append_color (snapshot,
-                             &self->stroke_color,
-                             &GRAPHENE_RECT_INIT (0, 0, width, height));
   gtk_snapshot_pop (snapshot);
+
 }
 
 static GdkPaintableFlags
-gtk_logo_paintable_get_flags (GdkPaintable *paintable)
+gtk_path_paintable_get_flags (GdkPaintable *paintable)
 {
-  return GDK_PAINTABLE_STATIC_CONTENTS | GDK_PAINTABLE_STATIC_SIZE;
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
+
+  if (self->background)
+    return gdk_paintable_get_flags (self->background);
+  else
+    return GDK_PAINTABLE_STATIC_CONTENTS | GDK_PAINTABLE_STATIC_SIZE;
 }
 
 static void
-gtk_logo_paintable_paintable_init (GdkPaintableInterface *iface)
+gtk_path_paintable_paintable_init (GdkPaintableInterface *iface)
 {
-  iface->get_intrinsic_width = gtk_logo_paintable_get_intrinsic_width;
-  iface->get_intrinsic_height = gtk_logo_paintable_get_intrinsic_height;
-  iface->snapshot = gtk_logo_paintable_snapshot;
-  iface->get_flags = gtk_logo_paintable_get_flags;
+  iface->get_intrinsic_width = gtk_path_paintable_get_intrinsic_width;
+  iface->get_intrinsic_height = gtk_path_paintable_get_intrinsic_height;
+  iface->snapshot = gtk_path_paintable_snapshot;
+  iface->get_flags = gtk_path_paintable_get_flags;
 }
 
 /* When defining the GType, we need to implement the GdkPaintable interface */
-G_DEFINE_TYPE_WITH_CODE (GtkLogoPaintable, gtk_logo_paintable, G_TYPE_OBJECT,
+G_DEFINE_TYPE_WITH_CODE (GtkPathPaintable, gtk_path_paintable, G_TYPE_OBJECT,
                          G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE,
-                                                gtk_logo_paintable_paintable_init))
+                                                gtk_path_paintable_paintable_init))
 
-static void
-gtk_logo_paintable_dispose (GObject *object)
+/* Here's the boilerplate for the GObject declaration.
+ * We need to disconnect the signals here that we set up elsewhere
+ */
+static void 
+gtk_path_paintable_dispose (GObject *object)
 {
-  GtkLogoPaintable *self = GTK_LOGO_PAINTABLE (object);
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (object);
 
-  for (unsigned int i = 0; i < 3; i++)
-    gsk_path_unref (self->path[i]);
+  if (self->background)
+    {
+      g_signal_handlers_disconnect_by_func (self->background, gdk_paintable_invalidate_contents, self);
+      g_signal_handlers_disconnect_by_func (self->background, gdk_paintable_invalidate_size, self);
+      g_clear_object (&self->background);
+    }
 
-  gsk_path_unref (self->stroke_path);
-
-  gsk_stroke_free (self->stroke1);
-  gsk_stroke_free (self->stroke2);
-
-  G_OBJECT_CLASS (gtk_logo_paintable_parent_class)->dispose (object);
+  G_OBJECT_CLASS (gtk_path_paintable_parent_class)->dispose (object);
 }
 
 static void
-gtk_logo_paintable_class_init (GtkLogoPaintableClass *klass)
+gtk_path_paintable_class_init (GtkPathPaintableClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
-  object_class->dispose = gtk_logo_paintable_dispose;
+  object_class->dispose = gtk_path_paintable_dispose;
 }
 
 static void
-gtk_logo_paintable_init (GtkLogoPaintable *self)
+gtk_path_paintable_init (GtkPathPaintable *self)
 {
 }
 
-static GdkPaintable *
-gtk_logo_paintable_new (void)
+/* And finally, we add a simple constructor.
+ * It is declared in the header so that the other examples
+ * can use it.
+ */
+GdkPaintable *
+gtk_path_paintable_new (GskPath      *path,
+                        GdkPaintable *background,
+                        int           width,
+                        int           height)
 {
-  GtkLogoPaintable *self;
-  graphene_rect_t bounds, bounds2;
+  GtkPathPaintable *self;
 
-  self = g_object_new (GTK_TYPE_LOGO_PAINTABLE, NULL);
-
-  /* Paths and colors extracted from gtk-logo.svg */
-  self->path[0] = gsk_path_parse ("m3.12,66.17 -2.06,-51.46 32.93,24.7 v55.58 l-30.87,-28.82 z");
-  self->path[1] = gsk_path_parse ("m34,95 49.4,-20.58 4.12,-51.46 -53.52,16.47 v55.58 z");
-  self->path[2] = gsk_path_parse ("m1.06,14.71 32.93,24.7 53.52,-16.47 -36.75,-21.88 -49.7,13.65 z");
-
-  gdk_rgba_parse (&self->color[0], "#e40000");
-  gdk_rgba_parse (&self->color[1], "#7fe719");
-  gdk_rgba_parse (&self->color[2], "#729fcf");
-
-  self->stroke_path = gsk_path_parse ("m50.6,51.3 -47.3,14 z l33,23 z v-50");
-  self->stroke1 = gsk_stroke_new (2.12);
-  self->stroke2 = gsk_stroke_new (1.25);
-  gdk_rgba_parse (&self->stroke_color, "#ffffff");
-
-  gsk_path_get_stroke_bounds (self->path[0], self->stroke1, &bounds);
-  gsk_path_get_stroke_bounds (self->path[1], self->stroke1, &bounds2);
-  graphene_rect_union (&bounds, &bounds2, &bounds);
-  gsk_path_get_stroke_bounds (self->path[2], self->stroke1, &bounds2);
-  graphene_rect_union (&bounds, &bounds2, &bounds);
-  gsk_path_get_stroke_bounds (self->stroke_path, self->stroke2, &bounds2);
-  graphene_rect_union (&bounds, &bounds2, &bounds);
-
-  self->width = bounds.origin.x + bounds.size.width;
-  self->height = bounds.origin.y + bounds.size.height;
+  self = g_object_new (GTK_TYPE_PATH_PAINTABLE, NULL);
+  self->path = path;
+  self->background = background;
+  if (self->background)
+    {
+      g_object_ref (self->background);
+      g_signal_connect_swapped (self->background, "invalidate-contents", G_CALLBACK (gdk_paintable_invalidate_contents), self);
+      g_signal_connect_swapped (self->background, "invalidate-size", G_CALLBACK (gdk_paintable_invalidate_size), self);
+    }
+  self->width = width;
+  self->height = height;
 
   return GDK_PAINTABLE (self);
 }
 
+void
+gtk_path_paintable_set_path (GtkPathPaintable *self,
+                             GskPath          *path)
+{
+  g_clear_pointer (&self->path, gsk_path_unref);
+  self->path = gsk_path_ref (path);
+
+  gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
+}
+
+static GskPath *
+create_hexagon (GtkWidget *widget)
+{
+  GskPathBuilder *builder;
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_move_to (builder, 120, 0);
+  gsk_path_builder_line_to (builder, 360, 0);
+  gsk_path_builder_line_to (builder, 480, 208);
+  gsk_path_builder_line_to (builder, 360, 416);
+  gsk_path_builder_line_to (builder, 120, 416);
+  gsk_path_builder_line_to (builder, 0, 208);
+  gsk_path_builder_close (builder);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static GskPath *
+create_path_from_text (GtkWidget *widget)
+{
+  PangoLayout *layout;
+  PangoFontDescription *desc;
+  GskPathBuilder *builder;
+
+  layout = gtk_widget_create_pango_layout (widget, "Pango power!\nPango power!\nPango power!");
+  desc = pango_font_description_from_string ("sans bold 36");
+  pango_layout_set_font_description (layout, desc);
+  pango_font_description_free (desc);
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_add_layout (builder, layout);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static gboolean
+build_path (GskPathOperation        op,
+            const graphene_point_t *pts,
+            gsize                   n_pts,
+            float                   weight,
+            gpointer                user_data)
+{
+  GskPathBuilder *builder = user_data;
+
+  switch (op)
+  {
+    case GSK_PATH_MOVE:
+      gsk_path_builder_move_to (builder, pts[0].x, pts[0].y);
+      break;
+
+    case GSK_PATH_CLOSE:
+      gsk_path_builder_close (builder);
+      break;
+
+    case GSK_PATH_LINE:
+      gsk_path_builder_line_to (builder, pts[1].x, pts[1].y);
+      break;
+
+    case GSK_PATH_QUAD:
+      gsk_path_builder_quad_to (builder, pts[1].x, pts[1].y, pts[2].x, pts[2].y);
+      break;
+
+    case GSK_PATH_CUBIC:
+      gsk_path_builder_cubic_to (builder, pts[1].x, pts[1].y, pts[2].x, pts[2].y, pts[3].x, pts[3].y);
+      break;
+
+    case GSK_PATH_CONIC:
+      gsk_path_builder_conic_to (builder, pts[1].x, pts[1].y, pts[2].x, pts[2].y, weight);
+      break;
+
+    default:
+      g_assert_not_reached ();
+      break;
+  }
+
+  return TRUE;
+}
+
+
+static gboolean
+update_path (GtkWidget     *widget,
+             GdkFrameClock *frame_clock,
+             gpointer       measure)
+{
+  float progress = gdk_frame_clock_get_frame_time (frame_clock) % (60 * G_USEC_PER_SEC) / (float) (30 * G_USEC_PER_SEC);
+  GskPathBuilder *builder;
+  GskPath *path;
+  graphene_point_t pos;
+  graphene_vec2_t tangent;
+  GskStroke *stroke;
+
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_add_segment (builder,
+                                measure,
+#if 1
+                                0.0, gsk_path_measure_get_length (measure));
+#else
+                                progress > 1 ? (progress - 1) * gsk_path_measure_get_length (measure) : 0.0,
+                                (progress < 1 ? progress : 1.0) * gsk_path_measure_get_length (measure));
+#endif
+
+  path = gsk_path_builder_free_to_path (builder);
+
+  stroke = gsk_stroke_new (1);
+  gsk_stroke_set_dash (stroke, (float[2]) { 10, 5 }, 2);
+  gsk_stroke_set_dash_offset (stroke, - (gdk_frame_clock_get_frame_time (frame_clock) % G_USEC_PER_SEC) * 15. / G_USEC_PER_SEC);
+  builder = gsk_path_builder_new ();
+  gsk_path_dash (path, stroke, 0.2, build_path, builder);
+  gsk_path_unref (path);
+
+  gsk_path_measure_get_point (measure,
+                              (progress > 1 ? (progress - 1) : progress) * gsk_path_measure_get_length (measure),
+                              &pos,
+                              &tangent);
+  gsk_path_builder_move_to (builder, pos.x + 5 * graphene_vec2_get_x (&tangent), pos.y + 5 * graphene_vec2_get_y (&tangent));
+  gsk_path_builder_line_to (builder, pos.x + 3 * graphene_vec2_get_y (&tangent), pos.y + 3 * graphene_vec2_get_x (&tangent));
+  gsk_path_builder_line_to (builder, pos.x - 3 * graphene_vec2_get_y (&tangent), pos.y - 3 * graphene_vec2_get_x (&tangent));
+  gsk_path_builder_close (builder);
+
+  path = gsk_path_builder_free_to_path (builder);
+
+  gtk_path_paintable_set_path (GTK_PATH_PAINTABLE (gtk_picture_get_paintable (GTK_PICTURE (widget))),
+                               path);
+  gsk_path_unref (path);
+
+  return G_SOURCE_CONTINUE;
+}
+
 GtkWidget *
 do_path_fill (GtkWidget *do_widget)
 {
@@ -174,14 +325,35 @@ do_path_fill (GtkWidget *do_widget)
     {
       GtkWidget *picture;
       GdkPaintable *paintable;
+      GtkMediaStream *stream;
+      GskPath *path;
+      graphene_rect_t bounds;
+      GskPathMeasure *measure;
 
       window = gtk_window_new ();
       gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
-      gtk_window_set_title (GTK_WINDOW (window), "Fill and Stroke");
+      gtk_window_set_title (GTK_WINDOW (window), "Path Fill");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      paintable = gtk_logo_paintable_new ();
+#if 0
+      stream = gtk_media_file_new_for_resource ("/images/gtk-logo.webm");
+#else
+      stream = gtk_nuclear_media_stream_new ();
+#endif
+      gtk_media_stream_play (stream);
+      gtk_media_stream_set_loop (stream, TRUE);
+
+      path = create_hexagon (window);
+      path = create_path_from_text (window);
+      gsk_path_get_bounds (path, &bounds);
+
+      paintable = gtk_path_paintable_new (path,
+                                          GDK_PAINTABLE (stream),
+                                          bounds.origin.x + bounds.size.width,
+                                          bounds.origin.y + bounds.size.height);
       picture = gtk_picture_new_for_paintable (paintable);
+      measure = gsk_path_measure_new (path);
+      gtk_widget_add_tick_callback (picture, update_path, measure, (GDestroyNotify) gsk_path_measure_unref);
       gtk_picture_set_content_fit (GTK_PICTURE (picture), GTK_CONTENT_FIT_CONTAIN);
       gtk_picture_set_can_shrink (GTK_PICTURE (picture), FALSE);
       g_object_unref (paintable);

demos/gtk-demo/path_maze.c

@@ -1,14 +1,13 @@
 /* Path/Maze
  *
  * This demo shows how to use a GskPath to create a maze and use
- * gsk_path_get_closest_point() to check the mouse stays
+ * gsk_path_measure_get_closest_point() to check the mouse stays
  * on the path.
  *
  * It also shows off the performance of GskPath (or not) as this
  * is a rather complex path.
  */
 
-#include "config.h"
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
@@ -132,47 +131,17 @@ gtk_maze_class_init (GtkMazeClass *klass)
   widget_class->snapshot = gtk_maze_snapshot;
 }
 
-static void
-celebrate (gboolean win)
-{
-  char *path;
-  GtkMediaStream *stream;
-
-  if (win)
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "complete.oga", NULL);
-  else
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "suspend-error.oga", NULL);
-  stream = gtk_media_file_new_for_filename (path);
-  gtk_media_stream_set_volume (stream, 1.0);
-  gtk_media_stream_play (stream);
-
-  g_signal_connect (stream, "notify::ended", G_CALLBACK (g_object_unref), NULL);
-  g_free (path);
-}
-
 static void
 pointer_motion (GtkEventControllerMotion *controller,
                 double                    x,
                 double                    y,
                 GtkMaze                  *self)
 {
-  GskPathPoint point;
-  float distance;
-
   if (!self->active)
     return;
 
-  if (gsk_path_get_closest_point (self->path,
-                                  &GRAPHENE_POINT_INIT (x, y),
-                                  INFINITY,
-                                  &point,
-                                  &distance))
-    {
-      if (distance < MAZE_STROKE_SIZE_ACTIVE / 2.f)
-        return;
-    }
-
-  celebrate (FALSE);
+  if (gsk_path_measure_get_closest_point (self->measure, &GRAPHENE_POINT_INIT (x, y), NULL) <= MAZE_STROKE_SIZE_ACTIVE / 2.0f)
+    return;
 
   self->active = FALSE;
   gtk_widget_queue_draw (GTK_WIDGET (self));

demos/gtk-demo/path_spinner.c

@@ -1,320 +0,0 @@
-/* Path/Spinner
- *
- * This demo shows how to use GskPath to draw a simple animation
- * that could be used as a spinner.
- */
-
-#include <glib/gi18n.h>
-#include <gtk/gtk.h>
-
-#include "paintable.h"
-
-#define GTK_TYPE_SPINNER_PAINTABLE (gtk_spinner_paintable_get_type ())
-G_DECLARE_FINAL_TYPE (GtkSpinnerPaintable, gtk_spinner_paintable, GTK, SPINNER_PAINTABLE, GObject)
-
-struct _GtkSpinnerPaintable
-{
-  GObject parent_instance;
-
-  gint64 start_time;
-
-  int width;
-  double angle;
-  double completion;
-
-  GskPath *circle;
-  GskPath *path;
-  GskStroke *stroke;
-  GdkRGBA color;
-  GdkRGBA circle_color;
-#ifdef SHOW_CONTROLS
-  GskPath *controls;
-  GdkRGBA control_color;
-#endif
-};
-
-struct _GtkSpinnerPaintableClass
-{
-  GObjectClass parent_class;
-};
-
-static int
-gtk_spinner_paintable_get_intrinsic_width (GdkPaintable *paintable)
-{
-  GtkSpinnerPaintable *self = GTK_SPINNER_PAINTABLE (paintable);
-
-  return self->width;
-}
-
-static int
-gtk_spinner_paintable_get_intrinsic_height (GdkPaintable *paintable)
-{
-  GtkSpinnerPaintable *self = GTK_SPINNER_PAINTABLE (paintable);
-
-  return self->width;
-}
-
-static void
-gtk_spinner_paintable_snapshot (GdkPaintable *paintable,
-                                GdkSnapshot  *snapshot,
-                                double        width,
-                                double        height)
-{
-  GtkSpinnerPaintable *self = GTK_SPINNER_PAINTABLE (paintable);
-
-  gtk_snapshot_append_stroke (snapshot, self->circle, self->stroke, &self->circle_color);
-  gtk_snapshot_append_stroke (snapshot, self->path, self->stroke, &self->color);
-#ifdef SHOW_CONTROLS
-  GskStroke *stroke = gsk_stroke_new (1);
-  gtk_snapshot_append_stroke (snapshot, self->controls, stroke, &self->control_color);
-  gsk_stroke_free (stroke);
-#endif
-}
-
-static GdkPaintableFlags
-gtk_spinner_paintable_get_flags (GdkPaintable *paintable)
-{
-  return GDK_PAINTABLE_STATIC_SIZE;
-}
-
-static void
-gtk_spinner_paintable_paintable_init (GdkPaintableInterface *iface)
-{
-  iface->get_intrinsic_width = gtk_spinner_paintable_get_intrinsic_width;
-  iface->get_intrinsic_height = gtk_spinner_paintable_get_intrinsic_height;
-  iface->snapshot = gtk_spinner_paintable_snapshot;
-  iface->get_flags = gtk_spinner_paintable_get_flags;
-}
-
-/* When defining the GType, we need to implement the GdkPaintable interface */
-G_DEFINE_TYPE_WITH_CODE (GtkSpinnerPaintable, gtk_spinner_paintable, G_TYPE_OBJECT,
-                         G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE,
-                                                gtk_spinner_paintable_paintable_init))
-
-static void
-gtk_spinner_paintable_dispose (GObject *object)
-{
-  GtkSpinnerPaintable *self = GTK_SPINNER_PAINTABLE (object);
-
-  gsk_path_unref (self->circle);
-  gsk_path_unref (self->path);
-#ifdef SHOW_CONTROLS
-  gsk_path_unref (self->controls);
-#endif
-
-  gsk_stroke_free (self->stroke);
-
-  G_OBJECT_CLASS (gtk_spinner_paintable_parent_class)->dispose (object);
-}
-
-static void
-gtk_spinner_paintable_class_init (GtkSpinnerPaintableClass *klass)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->dispose = gtk_spinner_paintable_dispose;
-}
-
-static void
-gtk_spinner_paintable_init (GtkSpinnerPaintable *self)
-{
-}
-
-static GdkPaintable *
-gtk_spinner_paintable_new (void)
-{
-  GtkSpinnerPaintable *self;
-  GskPathBuilder *builder;
-
-  self = g_object_new (GTK_TYPE_SPINNER_PAINTABLE, NULL);
-
-  builder = gsk_path_builder_new ();
-  gsk_path_builder_add_circle (builder, &GRAPHENE_POINT_INIT (50, 50), 40);
-  self->circle = gsk_path_builder_free_to_path (builder);
-
-  self->width = 100;
-  self->angle = 0;
-  self->completion = 1;
-  gdk_rgba_parse (&self->color, "green");
-  gdk_rgba_parse (&self->circle_color, "lightgray");
-#ifdef SHOW_CONTROLS
-  gdk_rgba_parse (&self->control_color, "black");
-#endif
-  self->stroke = gsk_stroke_new (5);
-
-  return GDK_PAINTABLE (self);
-}
-
-#ifdef SHOW_CONTROLS
-static gboolean
-add_controls (GskPathOperation        op,
-              const graphene_point_t *pts,
-              gsize                   n_pts,
-              gpointer                data)
-{
-  GskPathBuilder *builder = data;
-
-  switch (op)
-    {
-    case GSK_PATH_MOVE:
-      gsk_path_builder_move_to (builder, pts[0].x, pts[0].y);
-      break;
-
-    case GSK_PATH_CLOSE:
-    case GSK_PATH_LINE:
-      gsk_path_builder_line_to (builder, pts[1].x, pts[1].y);
-      break;
-
-    case GSK_PATH_QUAD:
-    case GSK_PATH_ARC:
-      gsk_path_builder_line_to (builder, pts[1].x, pts[1].y);
-      gsk_path_builder_line_to (builder, pts[2].x, pts[2].y);
-      break;
-
-    case GSK_PATH_CUBIC:
-      gsk_path_builder_line_to (builder, pts[1].x, pts[1].y);
-      gsk_path_builder_line_to (builder, pts[2].x, pts[2].y);
-      gsk_path_builder_line_to (builder, pts[3].x, pts[3].y);
-      break;
-
-    default:
-      g_assert_not_reached ();
-    }
-
-  return TRUE;
-}
-#endif
-
-static void
-update_path (GtkSpinnerPaintable *self)
-{
-  GskPathBuilder *builder;
-  GskPathPoint start, end;
-  graphene_point_t p0, p1;
-  float start_angle, end_angle;
-
-  start_angle = self->angle;
-  end_angle = fmod (self->angle + 360 * self->completion / 100, 360);
-
-  p0 = GRAPHENE_POINT_INIT (50 + 40 * cos (M_PI * start_angle / 180),
-                            50 + 40 * sin (M_PI * start_angle / 180));
-  p1 = GRAPHENE_POINT_INIT (50 + 40 * cos (M_PI * end_angle / 180),
-                            50 + 40 * sin (M_PI * end_angle / 180));
-
-  g_clear_pointer (&self->path, gsk_path_unref);
-
-  gsk_path_get_closest_point (self->circle, &p0, INFINITY, &start, NULL);
-  gsk_path_get_closest_point (self->circle, &p1, INFINITY, &end, NULL);
-
-  builder = gsk_path_builder_new ();
-  gsk_path_builder_add_segment (builder, self->circle, &start, &end);
-  self->path = gsk_path_builder_free_to_path (builder);
-
-#ifdef SHOW_CONTROLS
-  g_clear_pointer (&self->controls, gsk_path_unref);
-  builder = gsk_path_builder_new ();
-  gsk_path_foreach (self->path, -1, add_controls, builder);
-  self->controls = gsk_path_builder_free_to_path (builder);
-#endif
-
-  gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
-}
-
-static void
-gtk_spinner_paintable_set_completion (GtkSpinnerPaintable *self,
-                                   float             completion)
-{
-  self->completion = CLAMP (completion, 0, 100);
-  update_path (self);
-}
-
-static float
-gtk_spinner_paintable_get_completion (GtkSpinnerPaintable *self)
-{
-  return self->completion;
-}
-
-static void
-gtk_spinner_paintable_set_frame_time (GtkSpinnerPaintable *self,
-                                      gint64            time)
-{
-  double delta;
-
-  if (self->start_time == 0)
-    self->start_time = time;
-
-  delta = (time - self->start_time) / (double) G_TIME_SPAN_SECOND;
-  self->angle = fmod (60 * delta, 360);
-  update_path (self);
-}
-
-static gboolean
-tick_cb (GtkWidget *widget,
-         GdkFrameClock *clock,
-         gpointer data)
-{
-  GtkSpinnerPaintable *self = data;
-
-  gtk_spinner_paintable_set_frame_time (self, gdk_frame_clock_get_frame_time (clock));
-  return G_SOURCE_CONTINUE;
-}
-
-static gboolean
-progress_timeout (gpointer data)
-{
-  GtkSpinnerPaintable *self = data;
-  static float progress_delta = 0.5;
-  float progress;
-
-  progress = gtk_spinner_paintable_get_completion (self);
-  if (progress >= 100 || progress <= 0)
-    progress_delta = -progress_delta;
-
-  gtk_spinner_paintable_set_completion (self, progress + progress_delta);
-
-  return G_SOURCE_CONTINUE;
-}
-
-static void
-unset_timeout (gpointer data)
-{
-  g_source_remove (GPOINTER_TO_UINT (data));
-}
-
-GtkWidget *
-do_path_spinner (GtkWidget *do_widget)
-{
-  static GtkWidget *window = NULL;
-
-  if (!window)
-    {
-      GtkWidget *picture;
-      GdkPaintable *paintable;
-      guint timeout_id;
-
-      window = gtk_window_new ();
-      gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
-      gtk_window_set_title (GTK_WINDOW (window), "Spinner");
-      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
-
-      paintable = gtk_spinner_paintable_new ();
-      picture = gtk_picture_new_for_paintable (paintable);
-      gtk_picture_set_content_fit (GTK_PICTURE (picture), GTK_CONTENT_FIT_CONTAIN);
-      gtk_picture_set_can_shrink (GTK_PICTURE (picture), FALSE);
-      g_object_unref (paintable);
-
-      gtk_widget_add_tick_callback (picture, tick_cb, paintable, NULL);
-      timeout_id = g_timeout_add (100, progress_timeout, paintable);
-
-      g_object_set_data_full (G_OBJECT (picture), "timeout", GUINT_TO_POINTER (timeout_id), unset_timeout);
-
-      gtk_window_set_child (GTK_WINDOW (window), picture);
-    }
-
-  if (!gtk_widget_get_visible (window))
-    gtk_window_present (GTK_WINDOW (window));
-  else
-    gtk_window_destroy (GTK_WINDOW (window));
-
-  return window;
-}

demos/gtk-demo/path_text.c

@@ -1,9 +1,6 @@
 /* Path/Text
  *
- * This demo shows how to use GskPath to transform a path along another path.
- *
- * It also demonstrates that paths can be filled with more interesting
- * content than just plain colors.
+ * This demo shows how to use GskPath to animate a path along another path.
  */
 
 #include <glib/gi18n.h>
@@ -31,8 +28,10 @@ struct _GtkPathWidget
   graphene_point_t points[4];
 
   guint active_point;
+  float line_closest;
 
   GskPath *line_path;
+  GskPathMeasure *line_measure;
   GskPath *text_path;
 
   GdkPaintable *background;
@@ -89,18 +88,11 @@ gtk_path_transform_point (GskPathMeasure         *measure,
                           graphene_point_t       *res)
 {
   graphene_vec2_t tangent;
-  GskPathPoint point;
 
-  if (gsk_path_measure_get_point (measure, (pt->x + offset->x) * scale, &point))
-    {
-      GskPath *path = gsk_path_measure_get_path (measure);
+  gsk_path_measure_get_point (measure, (pt->x + offset->x) * scale, res, &tangent);
 
-      gsk_path_point_get_position (&point, path, res);
-      gsk_path_point_get_tangent (&point, path, GSK_PATH_TO_END, &tangent);
-
-      res->x -= (pt->y + offset->y) * scale * graphene_vec2_get_y (&tangent);
-      res->y += (pt->y + offset->y) * scale * graphene_vec2_get_x (&tangent);
-    }
+  res->x -= (pt->y + offset->y) * scale * graphene_vec2_get_y (&tangent);
+  res->y += (pt->y + offset->y) * scale * graphene_vec2_get_x (&tangent);
 }
 
 static gboolean
@@ -138,7 +130,6 @@ gtk_path_transform_op (GskPathOperation        op,
         gsk_path_builder_quad_to (transform->builder, res[0].x, res[0].y, res[1].x, res[1].y);
       }
       break;
-
     case GSK_PATH_CUBIC:
       {
         graphene_point_t res[3];
@@ -153,7 +144,7 @@ gtk_path_transform_op (GskPathOperation        op,
       {
         graphene_point_t res[2];
         gtk_path_transform_point (transform->measure, &pts[1], &transform->offset, transform->scale, &res[0]);
-        gtk_path_transform_point (transform->measure, &pts[3], &transform->offset, transform->scale, &res[1]);
+        gtk_path_transform_point (transform->measure, &pts[2], &transform->offset, transform->scale, &res[1]);
         gsk_path_builder_conic_to (transform->builder, res[0].x, res[0].y, res[1].x, res[1].y, weight);
       }
       break;
@@ -171,11 +162,10 @@ gtk_path_transform_op (GskPathOperation        op,
 }
 
 static GskPath *
-gtk_path_transform (GskPath                *line_path,
+gtk_path_transform (GskPathMeasure         *measure,
                     GskPath                *path,
                     const graphene_point_t *offset)
 {
-  GskPathMeasure *measure = gsk_path_measure_new (line_path);
   GtkPathTransform transform = { measure, gsk_path_builder_new (), *offset };
   graphene_rect_t bounds;
 
@@ -187,8 +177,6 @@ gtk_path_transform (GskPath                *line_path,
 
   gsk_path_foreach (path, -1, gtk_path_transform_op, &transform);
 
-  gsk_path_measure_unref (measure);
-
   return gsk_path_builder_free_to_path (transform.builder);
 }
 
@@ -204,6 +192,7 @@ gtk_path_widget_clear_paths (GtkPathWidget *self)
   gtk_path_widget_clear_text_path (self);
 
   g_clear_pointer (&self->line_path, gsk_path_unref);
+  g_clear_pointer (&self->line_measure, gsk_path_measure_unref);
 }
 
 static void
@@ -214,8 +203,11 @@ gtk_path_widget_create_text_path (GtkPathWidget *self)
 
   gtk_path_widget_clear_text_path (self);
 
+  if (self->line_measure == NULL)
+    return;
+
   path = create_path_from_text (GTK_WIDGET (self), self->text, &offset);
-  self->text_path = gtk_path_transform (self->line_path, path, &offset);
+  self->text_path = gtk_path_transform (self->line_measure, path, &offset);
 
   gsk_path_unref (path);
 }
@@ -241,6 +233,8 @@ gtk_path_widget_create_paths (GtkPathWidget *self)
                              self->points[3].x * width, self->points[3].y * height);
   self->line_path = gsk_path_builder_free_to_path (builder);
 
+  self->line_measure = gsk_path_measure_new (self->line_path);
+
   gtk_path_widget_create_text_path (self);
 }
 
@@ -320,6 +314,23 @@ gtk_path_widget_snapshot (GtkWidget   *widget,
       gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 0, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
       gtk_snapshot_pop (snapshot);
 
+      gsk_path_unref (path);
+    }
+
+  if (self->line_closest >= 0)
+    {
+      GskPathBuilder *builder;
+      graphene_point_t closest;
+
+      builder = gsk_path_builder_new ();
+      gsk_path_measure_get_point (self->line_measure, self->line_closest, &closest, NULL);
+      gsk_path_builder_add_circle (builder, &closest, POINT_SIZE);
+      path = gsk_path_builder_free_to_path (builder);
+
+      gtk_snapshot_push_fill (snapshot, path, GSK_FILL_RULE_WINDING);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 1, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gtk_snapshot_pop (snapshot);
+
       gsk_path_unref (path);
     }
 }
@@ -500,22 +511,21 @@ pointer_motion (GtkEventControllerMotion *controller,
                 double                    y,
                 GtkPathWidget            *self)
 {
-  GskPathPoint point;
+  gsk_path_measure_get_closest_point_full (self->line_measure,
+                                           &GRAPHENE_POINT_INIT (x, y),
+                                           INFINITY,
+                                           &self->line_closest,
+                                           NULL, NULL, NULL);
 
-  if (gsk_path_get_closest_point (self->line_path,
-                                  &GRAPHENE_POINT_INIT (x, y),
-                                  INFINITY,
-                                  &point,
-                                  NULL))
-    {
-      gtk_widget_queue_draw (GTK_WIDGET (self));
-    }
+  gtk_widget_queue_draw (GTK_WIDGET (self));
 }
 
 static void
 pointer_leave (GtkEventControllerMotion *controller,
                GtkPathWidget            *self)
 {
+  self->line_closest = -1;
+
   gtk_widget_queue_draw (GTK_WIDGET (self));
 }
 
@@ -536,6 +546,8 @@ gtk_path_widget_init (GtkPathWidget *self)
   g_signal_connect (controller, "leave", G_CALLBACK (pointer_leave), self);
   gtk_widget_add_controller (GTK_WIDGET (self), controller);
 
+  self->line_closest = -1;
+
   self->points[0] = GRAPHENE_POINT_INIT (0.1, 0.9);
   self->points[1] = GRAPHENE_POINT_INIT (0.3, 0.1);
   self->points[2] = GRAPHENE_POINT_INIT (0.7, 0.1);

demos/gtk-demo/path_walk.c

@@ -1,373 +0,0 @@
-/* Path/Walk
- *
- * This demo draws a world map and shows how to animate objects along a GskPath.
- *
- * The world map that is used here is a path with 211 lines and 1569 cubic
- * Bėzier segments in 121 contours.
- */
-
-#include <glib/gi18n.h>
-#include <gtk/gtk.h>
-
-#define GTK_TYPE_PATH_WALK (gtk_path_walk_get_type ())
-G_DECLARE_FINAL_TYPE (GtkPathWalk, gtk_path_walk, GTK, PATH_WALK, GtkWidget)
-
-#define POINT_SIZE 8
-
-enum {
-  PROP_0,
-  PROP_N_POINTS,
-  PROP_PATH,
-  N_PROPS
-};
-
-struct _GtkPathWalk
-{
-  GtkWidget parent_instance;
-
-  GskPath *path;
-  GskPathMeasure *measure;
-  graphene_rect_t bounds;
-  GskPath *arrow_path;
-  guint n_points;
-};
-
-struct _GtkPathWalkClass
-{
-  GtkWidgetClass parent_class;
-};
-
-static GParamSpec *properties[N_PROPS] = { NULL, };
-
-G_DEFINE_TYPE (GtkPathWalk, gtk_path_walk, GTK_TYPE_WIDGET)
-
-static void
-rgba_init_from_hsla (GdkRGBA *rgba,
-                     float    hue,
-                     float    saturation,
-                     float    lightness,
-                     float    alpha)
-{
-  float m1, m2;
-
-  if (lightness <= 0.5)
-    m2 = lightness * (1 + saturation);
-  else
-    m2 = lightness + saturation - lightness * saturation;
-  m1 = 2 * lightness - m2;
-
-  rgba->alpha = alpha;
-
-  if (saturation == 0)
-    {
-      rgba->red = lightness;
-      rgba->green = lightness;
-      rgba->blue = lightness;
-    }
-  else
-    {
-      hue = hue + 120;
-      while (hue > 360)
-        hue -= 360;
-      while (hue < 0)
-        hue += 360;
-
-      if (hue < 60)
-        rgba->red = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        rgba->red = m2;
-      else if (hue < 240)
-        rgba->red = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        rgba->red = m1;
-
-      hue -= 120;
-      if (hue < 0)
-        hue += 360;
-
-      if (hue < 60)
-        rgba->green = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        rgba->green = m2;
-      else if (hue < 240)
-        rgba->green = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        rgba->green = m1;
-
-      hue -= 120;
-      if (hue < 0)
-        hue += 360;
-
-      if (hue < 60)
-        rgba->blue = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        rgba->blue = m2;
-      else if (hue < 240)
-        rgba->blue = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        rgba->blue = m1;
-    }
-}
-
-static void
-gtk_path_walk_snapshot (GtkWidget   *widget,
-                        GtkSnapshot *snapshot)
-{
-  GtkPathWalk *self = GTK_PATH_WALK (widget);
-  double width = gtk_widget_get_width (widget);
-  double height = gtk_widget_get_height (widget);
-  float length, progress;
-  GskStroke *stroke;
-  guint i;
-
-  if (self->path == NULL)
-    return;
-
-  gtk_snapshot_save (snapshot);
-
-  stroke = gsk_stroke_new (2.0);
-  gtk_snapshot_push_stroke (snapshot, self->path, stroke);
-  gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 0, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
-  gtk_snapshot_pop (snapshot);
-  gsk_stroke_free (stroke);
-
-  length = gsk_path_measure_get_length (self->measure);
-  progress = 25.f * gdk_frame_clock_get_frame_time (gtk_widget_get_frame_clock (widget)) / G_USEC_PER_SEC;
-
-  stroke = gsk_stroke_new (1.0);
-  for (i = 0; i < self->n_points; i++)
-    {
-      GskPathPoint point;
-      graphene_point_t position;
-      float angle;
-      GdkRGBA color;
-      float distance;
-
-      distance = i * length / self->n_points;
-      distance = fmod (distance + progress, length);
-
-      gsk_path_measure_get_point (self->measure, distance, &point);
-      gsk_path_point_get_position (&point, self->path, &position);
-      angle = gsk_path_point_get_rotation (&point, self->path, GSK_PATH_FROM_START);
-      rgba_init_from_hsla (&color, 360.f * i / self->n_points, 1, 0.5, 1);
-
-      gtk_snapshot_save (snapshot);
-      gtk_snapshot_translate (snapshot, &position);
-      gtk_snapshot_rotate (snapshot, angle);
-      gtk_snapshot_append_fill (snapshot, self->arrow_path, GSK_FILL_RULE_EVEN_ODD, &color);
-      gtk_snapshot_append_stroke (snapshot, self->arrow_path, stroke, &(GdkRGBA) { 0, 0, 0, 1 });
-      gtk_snapshot_restore (snapshot);
-    }
-
-  gsk_stroke_free (stroke);
-  gtk_snapshot_restore (snapshot);
-}
-
-static void
-gtk_path_walk_measure (GtkWidget      *widget,
-                       GtkOrientation  orientation,
-                       int             for_size,
-                       int            *minimum,
-                       int            *natural,
-                       int            *minimum_baseline,
-                       int            *natural_baseline)
-{
-  GtkPathWalk *self = GTK_PATH_WALK (widget);
-
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    *minimum = *natural = (int) ceilf (self->bounds.size.width);
-  else
-    *minimum = *natural = (int) ceilf (self->bounds.size.height);
-}
-
-static void
-gtk_path_walk_set_n_points (GtkPathWalk *self,
-                            gsize        n_points)
-{
-  if (self->n_points == n_points)
-    return;
-
-  self->n_points = n_points;
-
-  gtk_widget_queue_draw (GTK_WIDGET (self));
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_N_POINTS]);
-}
-
-static void
-gtk_path_walk_set_path (GtkPathWalk *self,
-                        GskPath     *path)
-{
-  if (self->path == path)
-    return;
-
-  g_clear_pointer (&self->path, gsk_path_unref);
-  graphene_rect_init (&self->bounds, 0, 0, 0, 0);
-  if (path)
-    {
-      GskStroke *stroke;
-
-      self->path = gsk_path_ref (path);
-      stroke = gsk_stroke_new (2.0);
-      gsk_path_get_stroke_bounds (path, stroke, &self->bounds);
-      gsk_stroke_free (stroke);
-      self->measure = gsk_path_measure_new (self->path);
-    }
-
-  gtk_widget_queue_resize (GTK_WIDGET (self));
-
-  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_PATH]);
-}
-
-static void
-gtk_path_walk_set_property (GObject      *object,
-                            guint         prop_id,
-                            const GValue *value,
-                            GParamSpec   *pspec)
-
-{
-  GtkPathWalk *self = GTK_PATH_WALK (object);
-
-  switch (prop_id)
-    {
-    case PROP_N_POINTS:
-      gtk_path_walk_set_n_points (self, g_value_get_uint (value));
-      break;
-
-    case PROP_PATH:
-      gtk_path_walk_set_path (self, g_value_get_boxed (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-static void
-gtk_path_walk_get_property (GObject    *object,
-                            guint       prop_id,
-                            GValue     *value,
-                            GParamSpec *pspec)
-{
-  GtkPathWalk *self = GTK_PATH_WALK (object);
-
-  switch (prop_id)
-    {
-    case PROP_N_POINTS:
-      g_value_set_uint (value, self->n_points);
-      break;
-
-    case PROP_PATH:
-      g_value_set_boxed (value, self->path);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-static void
-gtk_path_walk_dispose (GObject *object)
-{
-  GtkPathWalk *self = GTK_PATH_WALK (object);
-
-  g_clear_pointer (&self->path, gsk_path_unref);
-  g_clear_pointer (&self->measure, gsk_path_measure_unref);
-  g_clear_pointer (&self->arrow_path, gsk_path_unref);
-
-  G_OBJECT_CLASS (gtk_path_walk_parent_class)->dispose (object);
-}
-
-static void
-gtk_path_walk_class_init (GtkPathWalkClass *klass)
-{
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->dispose = gtk_path_walk_dispose;
-  object_class->set_property = gtk_path_walk_set_property;
-  object_class->get_property = gtk_path_walk_get_property;
-
-  widget_class->snapshot = gtk_path_walk_snapshot;
-  widget_class->measure = gtk_path_walk_measure;
-
-  properties[PROP_N_POINTS] =
-    g_param_spec_uint ("n-points",
-                       NULL, NULL,
-                       1, G_MAXUINT,
-                       500,
-                       G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
-
-  properties[PROP_PATH] =
-    g_param_spec_boxed ("path",
-                        NULL, NULL,
-                        GSK_TYPE_PATH,
-                        G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
-
-  g_object_class_install_properties (object_class, N_PROPS, properties);
-}
-
-static gboolean
-tick_tick_tick (GtkWidget     *self,
-                GdkFrameClock *frame_clock,
-                gpointer       unused)
-{
-  gtk_widget_queue_draw (GTK_WIDGET (self));
-
-  return G_SOURCE_CONTINUE;
-}
-
-static void
-gtk_path_walk_init (GtkPathWalk *self)
-{
-  /* Data taken from
-   * https://commons.wikimedia.org/wiki/Maps_of_the_world#/media/File:Simplified_blank_world_map_without_Antartica_(no_borders).svg
-   */
-  GBytes *data = g_resources_lookup_data ("/path_walk/path_world.txt", 0, NULL);
-  GskPath *path = gsk_path_parse (g_bytes_get_data (data, NULL));
-  g_bytes_unref (data);
-  gtk_path_walk_set_path (self, path);
-  gsk_path_unref (path);
-  self->arrow_path = gsk_path_parse ("M 5 0 L 0 -5. 0 -2, -5 -2, -5 2, 0 2, 0 5 Z");
-  self->n_points = 500;
-  gtk_widget_add_tick_callback (GTK_WIDGET (self), tick_tick_tick, NULL, NULL);
-}
-
-GtkWidget *
-gtk_path_walk_new (void)
-{
-  GtkPathWalk *self;
-
-  self = g_object_new (GTK_TYPE_PATH_WALK, NULL);
-
-  return GTK_WIDGET (self);
-}
-
-GtkWidget *
-do_path_walk (GtkWidget *do_widget)
-{
-  static GtkWidget *window = NULL;
-
-  if (!window)
-    {
-      GtkBuilder *builder;
-
-      g_type_ensure (GTK_TYPE_PATH_WALK);
-
-      builder = gtk_builder_new_from_resource ("/path_walk/path_walk.ui");
-      window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
-      gtk_window_set_display (GTK_WINDOW (window),
-                              gtk_widget_get_display (do_widget));
-      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *) &window);
-      g_object_unref (builder);
-    }
-
-  if (!gtk_widget_get_visible (window))
-    gtk_window_present (GTK_WINDOW (window));
-  else
-    gtk_window_destroy (GTK_WINDOW (window));
-
-  return window;
-}

demos/gtk-demo/path_walk.ui

@@ -1,35 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkWindow" id="window">
-    <property name="title" translatable="yes">World Map</property>
-    <property name="titlebar">
-      <object class="GtkHeaderBar">
-        <child type="end">
-          <object class="GtkSpinButton">
-            <property name="adjustment">
-              <object class="GtkAdjustment" id="adjustment">
-                <property name="lower">0</property>
-                <property name="upper">5000</property>
-                <property name="value">500</property>
-                <property name="step-increment">1</property>
-                <property name="page-increment">10</property>
-              </object>
-            </property>
-          </object>
-        </child>
-      </object>
-    </property>
-    <property name="child">
-      <object class="GtkBox">
-        <property name="orientation">vertical</property>
-        <child>
-          <object class="GtkPathWalk" id="view">
-            <property name="n-points" bind-source="adjustment" bind-property="value"/>
-            <property name="hexpand">true</property>
-            <property name="vexpand">true</property>
-          </object>
-        </child>
-      </object>
-    </property>
-  </object>
-</interface>

demos/gtk-demo/reset.css

@@ -6,6 +6,6 @@
  * Also, when adding new style properties, please add them here.
  */
 
-window.demo * {
+* {
   all: unset;
 }

demos/gtk-demo/spinbutton.c

@@ -188,20 +188,10 @@ do_spinbutton (GtkWidget *do_widget)
   if (!window)
     {
       GtkBuilder *builder;
-      GtkBuilderScope *scope;
       GtkAdjustment *adj;
       GtkWidget *label;
 
-      scope = gtk_builder_cscope_new ();
-      builder = gtk_builder_new ();
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_hex_spin_input);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_hex_spin_output);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_time_spin_input);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_time_spin_output);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_month_spin_input);
-      gtk_builder_cscope_add_callback (GTK_BUILDER_CSCOPE (scope), spinbutton_month_spin_output);
-      gtk_builder_set_scope (builder, scope);
-      gtk_builder_add_from_resource (builder, "/spinbutton/spinbutton.ui", NULL);
+      builder = gtk_builder_new_from_resource ("/spinbutton/spinbutton.ui");
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
@@ -243,7 +233,6 @@ do_spinbutton (GtkWidget *do_widget)
                                    NULL, NULL);
 
       g_object_unref (builder);
-      g_object_unref (scope);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/spinner.c

@@ -27,6 +27,7 @@ GtkWidget *
 do_spinner (GtkWidget *do_widget)
 {
   static GtkWidget *window = NULL;
+  GtkWidget *content_area;
   GtkWidget *vbox;
   GtkWidget *hbox;
   GtkWidget *button;
@@ -34,19 +35,28 @@ do_spinner (GtkWidget *do_widget)
 
   if (!window)
   {
-    window = gtk_window_new ();
-    gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
-    gtk_window_set_title (GTK_WINDOW (window), "Spinner");
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+    window = gtk_dialog_new_with_buttons ("Spinner",
+                                          GTK_WINDOW (do_widget),
+                                          0,
+                                          _("_Close"),
+                                          GTK_RESPONSE_NONE,
+                                          NULL);
     gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
+
+    g_signal_connect (window, "response",
+                      G_CALLBACK (gtk_window_destroy), NULL);
     g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-    vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
-    gtk_widget_set_margin_top (vbox, 5);
-    gtk_widget_set_margin_bottom (vbox, 5);
+    content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
+G_GNUC_END_IGNORE_DEPRECATIONS
+
+    vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
     gtk_widget_set_margin_start (vbox, 5);
     gtk_widget_set_margin_end (vbox, 5);
-
-    gtk_window_set_child (GTK_WINDOW (window), vbox);
+    gtk_widget_set_margin_top (vbox, 5);
+    gtk_widget_set_margin_bottom (vbox, 5);
+    gtk_box_append (GTK_BOX (content_area), vbox);
 
     /* Sensitive */
     hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 5);

demos/gtk-demo/suggestionentry.c

@@ -801,7 +801,7 @@ suggestion_entry_key_pressed (GtkEventControllerKey *controller,
             selected = matches - 1;
         }
 
-      gtk_list_view_scroll_to (GTK_LIST_VIEW (self->list), selected, GTK_LIST_SCROLL_SELECT, NULL);
+      gtk_single_selection_set_selected (self->selection, selected);
       return TRUE;
     }
 

demos/gtk-demo/textmask.c

@@ -7,68 +7,186 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
-static void
-draw_text (GtkDrawingArea *da,
-           cairo_t        *cr,
-           int             width,
-           int             height,
-           gpointer        data)
+#define TEXT_TYPE_MASK_DEMO (text_mask_demo_get_type ())
+G_DECLARE_FINAL_TYPE (TextMaskDemo, text_mask_demo, TEXT, MASK_DEMO, GtkWidget)
+
+struct _TextMaskDemo
 {
-  cairo_pattern_t *pattern;
-  PangoLayout *layout;
+  GtkWidget parent_instance;
+
+  char *text;
   PangoFontDescription *desc;
+  GskPath *path;
+};
 
-  cairo_save (cr);
+struct _TextMaskDemoClass
+{
+  GtkWidgetClass parent_class;
+};
 
-  layout = gtk_widget_create_pango_layout (GTK_WIDGET (da), "Pango power!\nPango power!\nPango power!");
-  desc = pango_font_description_from_string ("sans bold 34");
-  pango_layout_set_font_description (layout, desc);
-  pango_font_description_free (desc);
+G_DEFINE_TYPE (TextMaskDemo, text_mask_demo, GTK_TYPE_WIDGET)
 
-  cairo_move_to (cr, 30, 20);
-  pango_cairo_layout_path (cr, layout);
-  g_object_unref (layout);
+static void
+update_path (TextMaskDemo *demo)
+{
+  PangoLayout *layout;
+  GskPathBuilder *builder;
 
-  pattern = cairo_pattern_create_linear (0.0, 0.0, width, height);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.0, 1.0, 0.0, 0.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.2, 1.0, 0.0, 0.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.3, 1.0, 1.0, 0.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.4, 0.0, 1.0, 0.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.6, 0.0, 1.0, 1.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.7, 0.0, 0.0, 1.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 0.8, 1.0, 0.0, 1.0);
-  cairo_pattern_add_color_stop_rgb (pattern, 1.0, 1.0, 0.0, 1.0);
+  g_clear_pointer (&demo->path, gsk_path_unref);
 
-  cairo_set_source (cr, pattern);
-  cairo_fill_preserve (cr);
+  layout = gtk_widget_create_pango_layout (GTK_WIDGET (demo), demo->text);
+  pango_layout_set_font_description (layout, demo->desc);
 
-  cairo_pattern_destroy (pattern);
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_add_layout (builder, layout);
+  demo->path = gsk_path_builder_free_to_path (builder);
 
-  cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
-  cairo_set_line_width (cr, 0.5);
-  cairo_stroke (cr);
+  gtk_widget_queue_draw (GTK_WIDGET (demo));
+}
 
-  cairo_restore (cr);
+static void
+text_mask_demo_init (TextMaskDemo *demo)
+{
+  demo->text = g_strdup ("No text. No fun");
+  demo->desc = pango_font_description_from_string ("Cantarell 20");
+  update_path (demo);
+}
+
+static void
+text_mask_demo_snapshot (GtkWidget   *widget,
+                         GtkSnapshot *snapshot)
+{
+  TextMaskDemo *demo = TEXT_MASK_DEMO (widget);
+  float width, height;
+  GskColorStop stops[4];
+  GskStroke *stroke;
+
+  gdk_rgba_parse (&stops[0].color, "red");
+  gdk_rgba_parse (&stops[1].color, "green");
+  gdk_rgba_parse (&stops[2].color, "yellow");
+  gdk_rgba_parse (&stops[3].color, "blue");
+
+  width = gtk_widget_get_width (widget);
+  height = gtk_widget_get_height (widget);
+
+  stops[0].offset = 0;
+  stops[1].offset = 0.25;
+  stops[2].offset = 0.50;
+  stops[3].offset = 0.75;
+
+  gtk_snapshot_push_fill (snapshot, demo->path, GSK_FILL_RULE_WINDING);
+
+  gtk_snapshot_append_linear_gradient (snapshot,
+                                       &GRAPHENE_RECT_INIT (0, 0, width, height),
+                                       &GRAPHENE_POINT_INIT (0, 0),
+                                       &GRAPHENE_POINT_INIT (width, height),
+                                       stops, 4);
+  gtk_snapshot_pop (snapshot);
+
+  stroke = gsk_stroke_new (1.0);
+  gtk_snapshot_push_stroke (snapshot, demo->path, stroke);
+  gsk_stroke_free (stroke);
+
+  gtk_snapshot_append_color (snapshot,
+                             &(GdkRGBA){ 0, 0, 0, 1 },
+                             &GRAPHENE_RECT_INIT (0, 0, width, height));
+
+  gtk_snapshot_pop (snapshot);
+}
+
+void
+text_mask_demo_measure (GtkWidget      *widget,
+                        GtkOrientation  orientation,
+                        int             for_size,
+                        int            *minimum_size,
+                        int            *natural_size,
+                        int            *minimum_baseline,
+                        int            *natural_baseline)
+{
+  TextMaskDemo *demo = TEXT_MASK_DEMO (widget);
+  graphene_rect_t rect;
+
+  gsk_path_get_bounds (demo->path, &rect);
+
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    *minimum_size = *natural_size = rect.size.width;
+  else
+    *minimum_size = *natural_size = rect.size.height;
+}
+
+static void
+text_mask_demo_finalize (GObject *object)
+{
+  TextMaskDemo *demo = TEXT_MASK_DEMO (object);
+
+  g_free (demo->text);
+  pango_font_description_free (demo->desc);
+  gsk_path_unref (demo->path);
+
+  G_OBJECT_CLASS (text_mask_demo_parent_class)->finalize (object);
+}
+
+static void
+text_mask_demo_class_init (TextMaskDemoClass *class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (class);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
+
+  object_class->finalize = text_mask_demo_finalize;
+
+  widget_class->snapshot = text_mask_demo_snapshot;
+  widget_class->measure = text_mask_demo_measure;
+}
+
+static GtkWidget *
+text_mask_demo_new (void)
+{
+  return g_object_new (text_mask_demo_get_type (), NULL);
+}
+
+static void
+text_mask_demo_set_text (TextMaskDemo *demo,
+                         const char   *text)
+{
+  g_free (demo->text);
+  demo->text = g_strdup (text);
+
+  update_path (demo);
+}
+
+static void
+text_mask_demo_set_font (TextMaskDemo         *demo,
+                         PangoFontDescription *desc)
+{
+  pango_font_description_free (demo->desc);
+  demo->desc = pango_font_description_copy (desc);
+
+  update_path (demo);
 }
 
 GtkWidget *
 do_textmask (GtkWidget *do_widget)
 {
   static GtkWidget *window = NULL;
-  static GtkWidget *da;
+  static GtkWidget *demo;
 
   if (!window)
     {
+      PangoFontDescription *desc;
+
       window = gtk_window_new ();
       gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
       gtk_widget_set_size_request (window, 400, 240);
       gtk_window_set_title (GTK_WINDOW (window), "Text Mask");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      da = gtk_drawing_area_new ();
+      demo = text_mask_demo_new ();
+      text_mask_demo_set_text (TEXT_MASK_DEMO (demo), "Pango power!\nPango power!\nPango power!");
+      desc = pango_font_description_from_string ("Sans Bold 34");
+      text_mask_demo_set_font (TEXT_MASK_DEMO (demo), desc);
+      pango_font_description_free (desc);
 
-      gtk_window_set_child (GTK_WINDOW (window), da);
-      gtk_drawing_area_set_draw_func (GTK_DRAWING_AREA (da), draw_text, NULL, NULL);
+      gtk_window_set_child (GTK_WINDOW (window), demo);
     }
 
   if (!gtk_widget_get_visible (window))

demos/node-editor/node-format.md

@@ -147,19 +147,6 @@ Creates a node like `gsk_cross_fade_node_new()` with the given properties.
 
 Creates a node like `gsk_debug_node_new()` with the given properties.
 
-### fill
-
-| property  | syntax          | default                | printed     |
-| --------- | --------------- | ---------------------- | ----------- |
-| child     | `<node>`        | *see below*            | always      |
-| path      | `<string>`      | ""                     | always      |
-| fill-rule | `<fill-rule>`   | winding                | always      |
-
-Creates a node like `gsk_fill_node_new()` with the given properties.
-
-The default child node is the default color node, but created with the
-bounds of the path.
-
 ### glshader
 
 | property   | syntax             | default                | printed     |
@@ -302,24 +289,6 @@ Creates a node like `gsk_rounded_clip_node_new()` with the given properties.
 
 Creates a node like `gsk_shadow_node_new()` with the given properties.
 
-### stroke
-
-| property    | syntax             | default           | printed     |
-| ----------- | ------------------ | ----------------- | ----------- |
-| child       | `<node>`           | *see below*       | always      |
-| path        | `<string>`         | ""                | always      |
-| line-width  | `<number>`         | 0                 | non-default |
-| line-cap    | `<line-cap>`       | butt              | always      |
-| line-join   | `<line-join>`      | miter             | always      |
-| miter-limit | `<number>`         | 4                 | non-default |
-| dash        | `<number>{+}|none` | none              | non-default |
-| dash-offset | `<number>`         | 0                 | non-default |
-
-Creates a node like `gsk_stroke_node_new()` with the given properties.
-
-The default child node is the default color node, but created with the
-stroke bounds of the path.
-
 ### text
 
 | property | syntax           | default                | printed     |

demos/print-editor/print-editor.c

@@ -6,6 +6,8 @@
 
 #include "demo_conf.h"
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+
 static GtkWidget *main_window;
 static GFile *filename = NULL;
 static GtkPageSetup *page_setup = NULL;
@@ -41,7 +43,7 @@ update_statusbar (void)
   GtkTextIter iter;
   const char *print_str;
 
-  gtk_label_set_label (GTK_LABEL (statusbar), "");
+  gtk_statusbar_pop (GTK_STATUSBAR (statusbar), 0);
 
   gtk_text_buffer_get_iter_at_mark (buffer,
                                     &iter,
@@ -59,10 +61,10 @@ update_statusbar (void)
 
   msg = g_strdup_printf ("%d, %d%s %s",
                          row, col,
-                         file_changed?" - Modified":"",
-                         print_str);
+			 file_changed?" - Modified":"",
+			 print_str);
 
-  gtk_label_set_label (GTK_LABEL (statusbar), msg);
+  gtk_statusbar_push (GTK_STATUSBAR (statusbar), 0, msg);
 
   g_free (msg);
 }
@@ -825,12 +827,7 @@ activate (GApplication *app)
                      contents);
 
   /* Create statusbar */
-  statusbar = gtk_label_new ("");
-  gtk_label_set_xalign (GTK_LABEL (statusbar), 0);
-  gtk_widget_set_margin_start (statusbar, 2);
-  gtk_widget_set_margin_end (statusbar, 2);
-  gtk_widget_set_margin_top (statusbar, 2);
-  gtk_widget_set_margin_bottom (statusbar, 2);
+  statusbar = gtk_statusbar_new ();
   gtk_box_append (GTK_BOX (box), statusbar);
 
   /* Show text widget info in the statusbar */

demos/widget-factory/meson.build

@@ -1,6 +1,16 @@
 # demos/widget-factory
 
-if can_use_objcopy_for_resources
+objcopy_supports_add_symbol = false
+objcopy = find_program('objcopy', required : false)
+if objcopy.found()
+  objcopy_supports_add_symbol = run_command(objcopy, '--help', check: false).stdout().contains('--add-symbol')
+endif
+
+ld = find_program('ld', required : false)
+
+if not meson.is_cross_build() and build_machine.cpu_family() != 'arm' and build_machine.system() == 'linux' and objcopy.found() and objcopy_supports_add_symbol and ld.found()
+  glib_compile_resources = find_program('glib-compile-resources')
+
   # Create the resource blob
   widgetfactory_gresource = custom_target('widgetfactory.gresource',
       input : 'widget-factory.gresource.xml',

demos/widget-factory/widget-factory.ui

@@ -1572,9 +1572,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     <property name="valign">3</property>
                                     <child>
                                       <object class="GtkVolumeButton">
-                                        <accessibility>
-                                          <property name="label" translatable="1">Volume</property>
-                                        </accessibility>
                                         <property name="orientation">1</property>
                                         <property name="valign">3</property>
                                         <property name="value">.5</property>
@@ -1587,9 +1584,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                     </child>
                                     <child>
                                       <object class="GtkScaleButton" id="mic-button">
-                                        <accessibility>
-                                          <property name="label" translatable="1">Microphone gain</property>
-                                        </accessibility>
                                         <property name="has-tooltip">1</property>
                                         <property name="icons">microphone-sensitivity-muted-symbolic
 microphone-sensitivity-high-symbolic

docs/RELEASE-HOWTO.md

@@ -5,6 +5,16 @@ How to do a GTK release?
 
 Make sure you have suitable versions of Meson and Ninja.
 
+Also make sure you have the following packages installed with all their
+dependencies:
+
+  * gtk-doc
+  * docbook-utils
+
+Without those packages make distcheck will *not* pass.
+
+Make sure that gtk-doc is the latest released version.
+
 ## Release check list
 
   0. Save all your work, then move to the branch from which you want
@@ -18,8 +28,8 @@ $ git clean -dfx
   1. Build using the common sequence:
 
 ```sh
-$ meson setup _build
-$ meson compile -C _build
+$ meson _build .
+$ ninja -C _build
 ```
 
   2. Update NEWS based on the content of git log; follow the format of prior
@@ -30,10 +40,11 @@ $ meson compile -C _build
      writers, committers, etc. Anybody who is mentioned in the commit log
      gets a credit, but only real names, not email addresses or nicknames.
 
-  3. Update the pot file and commit the changes:
+  3. Update the pot files and commit the changes:
 
 ```sh
 $ ninja -C _build gtk40-pot
+$ ninja -C _build gtk40-properties-pot
 ```
 
   4. If this is a major, stable, release, verify that the release notes
@@ -61,7 +72,7 @@ $ ninja -C _build gtk40-pot
      Make sure that all new symbols have proper Since: tags, and that there
      is an index in the main `-docs.xml` for the next stable version.
 
-  8. Run `meson dist -C_build` to generate the tarball.
+  8. Run `ninja dist` to generate the tarball.
 
   9. Fix broken stuff found by 8), commit changes, repeat.
 
@@ -83,8 +94,7 @@ $ ninja -C _build gtk40-pot
 $ git tag -m "GTK 4.2.0" 4.2.0
 ```
 
-  13. Bump the version number in `meson.build`, and add a section for the next
-      release in NEWS and commit the change.
+  13. Bump the version number in `meson.build` and commit the change.
 
   14. Push the changes upstream, and push the tag as well. The git command for
     doing that is:
@@ -101,8 +111,7 @@ $ git push origin 4.2.0
 
 ```sh
 $ scp gtk-4.2.0.tar.xz matthiasc@master.gnome.org:
-$ ssh matthiasc@master.gnome.org
-$ ftpadmin install gtk-4.2.0.tar.xz
+$ ssh matthiasc@master.gnome.org ftpadmin install gtk-4.2.0.tar.xz
 ```
 
   16. Go to the gnome-announce list archives, find the last announce message,

docs/reference/gdk/meson.build

@@ -1,7 +1,7 @@
 expand_content_md_files = [
 ]
 
-if get_option('documentation')
+if get_option('gtk_doc')
   gdk4_toml = configure_file(
     input: 'gdk4.toml.in',
     output: 'gdk4.toml',

docs/reference/gsk/gsk4.toml.in

@@ -32,34 +32,7 @@ show_class_hierarchy = true
 base_url = "https://gitlab.gnome.org/GNOME/gtk/-/blob/main/"
 
 [extra]
-content_files = [
-  "paths.md",
-]
 content_images = [
   "gtk-logo.svg",
-  "images/arc-dark.png",
-  "images/arc-light.png",
-  "images/caps-dark.png",
-  "images/caps-light.png",
-  "images/conic-light.png",
-  "images/conic-dark.png",
-  "images/cubic-dark.png",
-  "images/cubic-light.png",
-  "images/curvature-dark.png",
-  "images/curvature-light.png",
-  "images/directions-dark.png",
-  "images/directions-light.png",
-  "images/fill-even-odd.png",
-  "images/fill-winding.png",
-  "images/join-dark.png",
-  "images/join-light.png",
-  "images/line-dark.png",
-  "images/line-light.png",
-  "images/path-dark.png",
-  "images/path-light.png",
-  "images/quad-dark.png",
-  "images/quad-light.png",
-  "images/stroke-miter.png",
-  "images/stroke-round.png",
 ]
 urlmap_file = "urlmap.js"

docs/reference/gsk/images/arc.svg

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docs/reference/gsk/images/caps.svg

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docs/reference/gsk/images/path.svg

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docs/reference/gsk/meson.build

@@ -1,8 +1,4 @@
-gsk_expand_content_md_files = [
-  'paths.md',
-]
-
-if get_option('documentation')
+if get_option('gtk_doc')
   gsk4_toml = configure_file(
     input: 'gsk4.toml.in',
     output: 'gsk4.toml',
@@ -25,7 +21,7 @@ if get_option('documentation')
       '@INPUT1@',
     ],
     depends: [ gdk_gir[0] ],
-    depend_files: [ gsk_expand_content_md_files ],
+    depend_files: [ expand_content_md_files ],
     build_by_default: true,
     install: true,
     install_dir: docs_dir,

docs/reference/gsk/paths.md

@@ -1,174 +0,0 @@
-Title: Paths
-Slug: paths
-
-GSK provides a path API that can be used to render more complex
-shapes than lines or rounded rectangles. It is comparable to cairos
-[path API](https://www.cairographics.org/manual/cairo-Paths.html),
-with some notable differences.
-
-In general, a path consists of one or more connected **_contours_**,
-each of which may have multiple **_operations_**, and may or may not be closed.
-Operations can be straight lines or curves of various kinds. At the points
-where the operations connect, the path can have sharp turns.
-
-<figure>
-  <picture>
-    <source srcset="path-dark.png" media="(prefers-color-scheme: dark)">
-    <img alt="A path with multiple contours" src="path-light.png">
-  </picture>
-  <figcaption>A path with one closed, and one open contour</figcaption>
-</figure>
-
-The central object of the GSK path API is the immutable [struct@Gsk.Path]
-struct, which contains path data in compact form suitable for rendering.
-
-## Creating Paths
-
-Since `GskPath` is immutable, the auxiliary [struct@Gsk.PathBuilder] struct
-can be used to construct a path piece by piece. The pieces are specified with
-points, some of which will be on the path, while others are just **_control points_**
-that are used to influence the shape of the resulting path.
-
-<figure>
-  <picture>
-    <source srcset="cubic-dark.png" media="(prefers-color-scheme: dark)">
-    <img alt="An cubic Bézier" src="cubic-light.png">
-  </picture>
-  <figcaption>A cubic Bézier operation, with 2 control points</figcaption>
-</figure>
-
-The `GskPathBuilder` API has three distinct groups of functions:
-
-- Functions for building contours from individual operations, like [method@Gsk.PathBuilder.move_to],
-  [method@Gsk.PathBuilder.line_to], [method@Gsk.PathBuilder.cubic_to], [method@Gsk.PathBuilder.close]. `GskPathBuilder` maintains a **_current point_**, so these methods all
-  take one less points than necessary for the operation (e.g. `gsk_path_builder_line_to`
-  only takes a single point and draws a line from the current point to the new point).
-
-- Functions for adding complete contours, such as [method@Gsk.PathBuilder.add_rect],
-  [method@Gsk.PathBuilder.add_rounded_rect], [method@Gsk.PathBuilder.add_circle].
-
-- Adding parts of a preexisting path. Functions in this group include
-  [method@Gsk.PathBuilder.add_path] and [method@Gsk.PathBuilder.add_segment].
-
-When you are done with building a path, you can convert the accumulated path
-data into a `GskPath` struct with [method@Gsk.PathBuilder.free_to_path].
-
-A sometimes convenient alternative is to create a path from a serialized form,
-with [func@Gsk.Path.parse]. This function interprets strings in SVG path syntax,
-such as:
-
-    M 100 100 C 100 200 200 200 200 100 Z
-
-## Rendering with Paths
-
-There are two main ways to render with paths. The first is to **_fill_** the
-interior of a path with a color or more complex content, such as a gradient.
-GSK supports different ways of determining what part of the plane are interior
-to the path, which can be selected with a [enum@Gsk.FillRule] value.
-
-<figure>
-  <picture>
-    <img alt="A filled path" src="fill-winding.png">
-  </picture>
-  <figcaption>A path filled with GSK_FILL_RULE_WINDING</figcaption>
-</figure>
-
-<figure>
-  <picture>
-    <img alt="A filled path" src="fill-even-odd.png">
-  </picture>
-  <figcaption>The same path, filled with GSK_FILL_RULE_EVEN_ODD</figcaption>
-</figure>
-
-To fill a path, use [gtk_snapshot_append_fill()](../gtk4/method.Snapshot.append_fill.html)
-or the more general [gtk_snapshot_push_fill()](../gtk4/method.Snapshot.push_fill.html).
-
-Alternatively, a path can be **_stroked_**, which means to emulate drawing
-with an idealized pen along the path. The result of stroking a path is another
-path (the **_stroke path_**), which is then filled.
-
-The stroke operation can be influenced with the [struct@Gsk.Stroke] struct
-that collects various stroke parameters, such as the line width, the style
-of line joins and line caps, and a dash pattern.
-
-<figure>
-  <picture>
-    <img alt="A stroked path" src="stroke-miter.png">
-  </picture>
-  <figcaption>The same path, stroked with GSK_LINE_JOIN_MITER</figcaption>
-</figure>
-
-<figure>
-  <picture>
-    <img alt="A stroked path" src="stroke-round.png">
-  </picture>
-  <figcaption>The same path, stroked with GSK_LINE_JOIN_ROUND</figcaption>
-</figure>
-
-To stroke a path, use
-[gtk_snapshot_append_stroke()](../gtk4/method.Snapshot.append_stroke.html)
-or [gtk_snapshot_push_stroke()](../gtk4/method.Snapshot.push_stroke.html).
-
-## Hit testing
-
-When paths are rendered as part of an interactive interface, it is sometimes
-necessary to determine whether the mouse points is over the path. GSK provides
-[method@Gsk.Path.in_fill] for this purpose.
-
-## Path length
-
-An important property of paths is their **_length_**. Computing it efficiently
-requires caching, therefore GSK provides a separate [struct@Gsk.PathMeasure] object
-to deal with path lengths. After constructing a `GskPathMeasure` object for a path,
-it can be used to determine the length of the path with [method@Gsk.PathMeasure.get_length]
-and locate points at a given distance into the path with [method@Gsk.PathMeasure.get_point].
-
-## Other Path APIs
-
-Paths have uses beyond rendering, for example as trajectories in animations.
-In such uses, it is often important to access properties of paths, such as
-their tangents at certain points. GSK provides an abstract representation
-for points on a path in the form of the [struct@Gsk.PathPoint] struct.
-You can query properties of a path at certain point once you have a
-`GskPathPoint` representing that point.
-
-`GskPathPoint` structs can be compared for equality with [method@Gsk.PathPoint.equal]
-and ordered wrt. to which one comes first, using [method@Gsk.PathPoint.compare].
-
-To obtain a `GskPathPoint`, use [method@Gsk.Path.get_closest_point],
-[method@Gsk.Path.get_start_point], [method@Gsk.Path.get_end_point] or
-[method@Gsk.PathMeasure.get_point].
-
-To query properties of the path at a point, use [method@Gsk.PathPoint.get_position],
-[method@Gsk.PathPoint.get_tangent], [method@Gsk.PathPoint.get_rotation],
-[method@Gsk.PathPoint.get_curvature] and [method@Gsk.PathPoint.get_distance].
-
-Some of the properties can have different values for the path going into
-the point and the path leaving the point, typically at points where the
-path takes sharp turns. Examples for this are tangents (which can have up
-to 4 different values) and curvatures (which can have two different values).
-
-<figure>
-  <picture>
-    <source srcset="directions-dark.png" media="(prefers-color-scheme: dark)">
-    <img alt="Path Tangents" src="directions-light.png">
-  </picture>
-  <figcaption>Path Tangents</figcaption>
-</figure>
-
-## Going beyond GskPath
-
-Lots of powerful functionality can be implemented for paths:
-
-- Finding intersections
-- Offsetting curves
-- Turning stroke outlines into paths
-- Molding curves (making them pass through a given point)
-
-GSK does not provide API for all of these, but it does offer a way to get at
-the underlying Bézier curves, so you can implement such functionality yourself.
-You can use [method@Gsk.Path.foreach] to iterate over the operations of the
-path, and get the points needed to reconstruct or modify the path piece by piece.
-
-See e.g. the [Primer on Bézier curves](https://pomax.github.io/bezierinfo/)
-for inspiration of useful things to explore.

docs/reference/gtk/building.md

@@ -268,7 +268,7 @@ support in the file chooser.
 This option controls whether GTK should use colord for color
 calibration support in the cups print backend.
 
-### `documentation`, `man-pages` and `screenshots`
+### `gtk_doc`, `man-pages` and `update_screenshots`
 
 The *gi-docgen* package is used to generate the reference documentation
 included with GTK. By default support for *gi-docgen* is disabled

docs/reference/gtk/getting_started.md

@@ -89,11 +89,11 @@ using `gtk_application_new()`.
 When creating a [class@Gtk.Application], you need to pick an application
 identifier (a name) and pass it to [ctor@Gtk.Application.new] as parameter. For
 this example `org.gtk.example` is used. For choosing an identifier for your
-application, see [this guide](https://developer.gnome.org/documentation/tutorials/application-id.html).
+application, see [this guide](https://wiki.gnome.org/HowDoI/ChooseApplicationID).
 Lastly, [ctor@Gtk.Application.new] takes `GApplicationFlags` as input
 for your application, if your application would have special needs.
 
-Next the [activate signal](https://developer.gnome.org/documentation/tutorials/application.html) is
+Next the [activate signal](https://wiki.gnome.org/HowDoI/GtkApplication) is
 connected to the activate() function above the `main()` function. The `activate`
 signal will be emitted when your application is launched with `g_application_run()`
 on the line below. The `g_application_run()` call also takes as arguments the