Revert "media: Check for gstreamer verion instead of using cc.links()"

Revert temporarily until gstreamer 1.20 is released.

This reverts commit 2c060663cf.

.gitlab-ci.yml

@@ -7,6 +7,7 @@ stages:
   - analysis
   - docs
   - flatpak
+  - publish
   - deploy
 
 .cache-paths: &cache-paths
@@ -24,9 +25,8 @@ variables:
   BACKEND_FLAGS: "-Dx11-backend=true -Dwayland-backend=true -Dbroadway-backend=true"
   FEATURE_FLAGS: "-Dvulkan=enabled -Dcloudproviders=enabled"
   MESON_TEST_TIMEOUT_MULTIPLIER: 3
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v28"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v33"
   FLATPAK_IMAGE: "registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master"
-  DOCS_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora-docs:v25"
 
 .only-default:
   only:
@@ -58,8 +58,10 @@ style-check-diff:
       - "${CI_PROJECT_DIR}/_build/report*.xml"
       - "${CI_PROJECT_DIR}/_build/report*.html"
       - "${CI_PROJECT_DIR}/_build/testsuite/reftests/output/*/*.png"
+      - "${CI_PROJECT_DIR}/_build/testsuite/tools/output/*/*"
       - "${CI_PROJECT_DIR}/_build/testsuite/gsk/compare/*/*/*.png"
       - "${CI_PROJECT_DIR}/_build/testsuite/css/output/*/*.syscap"
+      - "${CI_PROJECT_DIR}/_build_hello/meson-logs"
   cache:
     key: "$CI_JOB_NAME"
     paths:
@@ -77,10 +79,16 @@ fedora-x86_64:
   variables:
     EXTRA_MESON_FLAGS: "--buildtype=debug --default-library=both"
   script:
+    - .gitlab-ci/show-info-linux.sh
     - meson subprojects update
-    - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} ${BACKEND_FLAGS} ${FEATURE_FLAGS}
+    - mkdir _install
+    - meson --prefix=${CI_PROJECT_DIR}/_install
+            ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} ${BACKEND_FLAGS} ${FEATURE_FLAGS}
             _build
-    - ninja -C _build
+    - meson compile -C _build
+    - meson install -C _build
+    - PKG_CONFIG_PATH=${CI_PROJECT_DIR}/_install/lib64/pkgconfig:${CI_PROJECT_DIR}/_install/share/pkgconfig meson setup _build_hello examples/hello
+    - meson compile -C _build_hello
     - .gitlab-ci/run-tests.sh _build x11
     - .gitlab-ci/run-tests.sh _build wayland
     - .gitlab-ci/run-tests.sh _build broadway
@@ -92,6 +100,7 @@ release-build:
   variables:
     EXTRA_MESON_FLAGS: "--buildtype=release"
   script:
+    - .gitlab-ci/show-info-linux.sh
     - meson subprojects update
     - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} ${BACKEND_FLAGS} ${FEATURE_FLAGS}
             _build
@@ -106,6 +115,7 @@ installed-tests:
     EXTRA_MESON_FLAGS: "--prefix=/usr --libdir=/usr/lib64 -Dinstall-tests=true"
     G_TEST_ACCESSIBLE: 1
   script:
+    - .gitlab-ci/show-info-linux.sh
     - meson subprojects update
     - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} ${BACKEND_FLAGS} ${FEATURE_FLAGS}
             _build
@@ -155,13 +165,16 @@ macos:
     - macos
   needs: []
   before_script:
-    - bash .gitlab-ci/show-execution-environment.sh
+    - bash .gitlab-ci/show-info-osx.sh
     - pip3 install --user meson==0.56
     - pip3 install --user ninja
     - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
     - export MESON_FORCE_BACKTRACE=1
   script:
     - meson -Dx11-backend=false
+            -Dbroadway-backend=true
+            -Dmacos-backend=true
+            -Dmedia-gstreamer=disabled
             -Dintrospection=disabled
             -Dcpp_std=c++11
             -Dpixman:tests=disabled
@@ -172,6 +185,22 @@ macos:
     paths:
       - "${CI_PROJECT_DIR}/_build/meson-logs"
 
+vs2017-x64:
+  extends: .only-default
+  # TODO: Uncomment this when ready to merge.
+  #only:
+  #  - branches@GNOME/gtk
+  stage: build
+  tags:
+    - win32-ps
+  needs: []
+  script:
+    - .gitlab-ci/test-msvc.bat
+  artifacts:
+    when: always
+    paths:
+      - "${CI_PROJECT_DIR}/_build/meson-logs"
+
 .flatpak-defaults:
   image: $FLATPAK_IMAGE
   stage: flatpak
@@ -283,29 +312,37 @@ asan-build:
   allow_failure: true
 
 reference:
-  image: $DOCS_IMAGE
+  image: $FEDORA_IMAGE
   stage: docs
   needs: []
   variables:
-    EXTRA_MESON_FLAGS: "--buildtype=release"
+    EXTRA_MESON_FLAGS: "--buildtype=release --force-fallback-for=gdk-pixbuf,pango"
   script:
-    - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} -Dgtk_doc=true _build
-    - ninja -C _build gdk4-doc gsk4-doc gtk4-doc
+    - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} -Dgtk_doc=true -Dgdk-pixbuf:gtk_doc=true -Dpango:gtk_doc=true _build
+    - meson compile -C _build
     - mkdir -p _reference/
-    - mv _build/docs/reference/gdk/html/ _reference/gdk/
-    - mv _build/docs/reference/gsk/html/ _reference/gsk/
-    - mv _build/docs/reference/gtk/html/ _reference/gtk/
+    - mv _build/docs/reference/gdk/gdk4/ _reference/gdk4/
+    - mv _build/docs/reference/gdk/gdk4-x11/ _reference/gdk4-x11/
+    - mv _build/docs/reference/gdk/gdk4-wayland/ _reference/gdk4-wayland/
+    - mv _build/docs/reference/gsk/gsk4/ _reference/gsk4/
+    - mv _build/docs/reference/gtk/gtk4/ _reference/gtk4/
+    - mv _build/subprojects/pango/docs/Pango/ _reference/Pango/
+    - mv _build/subprojects/pango/docs/PangoCairo/ _reference/PangoCairo/
+    - mv _build/subprojects/pango/docs/PangoFc/ _reference/PangoFc/
+    - mv _build/subprojects/pango/docs/PangoFT2/ _reference/PangoFT2/
+    - mv _build/subprojects/pango/docs/PangoOT/ _reference/PangoOT/
+    - mv _build/subprojects/pango/docs/PangoXft/ _reference/PangoXft/
+    - mv _build/subprojects/gdk-pixbuf/docs/gdk-pixbuf/ _reference/gdk-pixbuf/
+    - mv _build/subprojects/gdk-pixbuf/docs/gdk-pixdata/ _reference/gdk-pixdata/
   artifacts:
     paths:
       - _reference
 
-pages:
-  stage: deploy
+publish-docs:
+  stage: publish
   needs: ['reference']
   script:
-    - mv _reference/ public/
-  artifacts:
-    paths:
-      - public
+    - "curl -X POST -F token=${PAGES_TRIGGER_TOKEN} -F ref=docs-gtk-org https://gitlab.gnome.org/api/v4/projects/665/trigger/pipeline"
   only:
-    - master
+    refs:
+      - master

.gitlab-ci/README.md

@@ -17,8 +17,8 @@ branch, as well as their available versions.
 ### Checklist for Updating a CI image
 
  - [ ] Update the `${image}.Dockerfile` file with the dependencies
- - [ ] Run `./run-docker.sh build --base ${image} --base-version ${number}`
- - [ ] Run `./run-docker.sh push --base ${image} --base-version ${number}`
+ - [ ] Run `./run-docker.sh build --base ${image} --version ${number}`
+ - [ ] Run `./run-docker.sh push --base ${image} --version ${number}`
    once the Docker image is built; you may need to log in by using
    `docker login` or `podman login`
  - [ ] Update the `image` keys in the `.gitlab-ci.yml` file with the new
@@ -30,8 +30,8 @@ branch, as well as their available versions.
  - [ ] Write a new `${image}.Dockerfile` with the instructions to set up
    a build environment
  - [ ] Add the `pip3 install meson` incantation
- - [ ] Run `./run-docker.sh build --base ${image} --base-version ${number}`
- - [ ] Run `./run-docker.sh push --base ${image} --base-version ${number}`
+ - [ ] Run `./run-docker.sh build --base ${image} --version ${number}`
+ - [ ] Run `./run-docker.sh push --base ${image} --version ${number}`
  - [ ] Add the new job to `.gitlab-ci.yml` referencing the image
  - [ ] Open a merge request with your changes and let it run
 

.gitlab-ci/fedora-base.Dockerfile

@@ -1,89 +0,0 @@
-FROM fedora:33
-
-RUN dnf -y install \
-    adwaita-icon-theme \
-    atk-devel \
-    at-spi2-atk-devel \
-    avahi-gobject-devel \
-    cairo-devel \
-    cairo-gobject-devel \
-    ccache \
-    clang \
-    clang-analyzer \
-    colord-devel \
-    cups-devel \
-    dbus-daemon \
-    dbus-x11 \
-    dejavu-sans-mono-fonts \
-    desktop-file-utils \
-    diffutils \
-    elfutils-libelf-devel \
-    fribidi-devel \
-    gcc \
-    gcc-c++ \
-    gdk-pixbuf2-devel \
-    gdk-pixbuf2-modules \
-    gettext \
-    git \
-    glib2-devel \
-    glib2-static \
-    glibc-devel \
-    glibc-headers \
-    gnome-desktop-testing \
-    gobject-introspection-devel \
-    graphene-devel \
-    gstreamer1-devel \
-    gstreamer1-plugins-good \
-    gstreamer1-plugins-bad-free-devel \
-    gstreamer1-plugins-base-devel \
-    gtk-doc \
-    hicolor-icon-theme \
-    iso-codes \
-    itstool \
-    json-glib-devel \
-    lcov \
-    libasan \
-    libattr-devel \
-    libcloudproviders-devel \
-    libepoxy-devel \
-    libffi-devel \
-    libmount-devel \
-    librsvg2 \
-    libselinux-devel \
-    libubsan \
-    libXcomposite-devel \
-    libXcursor-devel \
-    libXcursor-devel \
-    libXdamage-devel \
-    libXfixes-devel \
-    libXi-devel \
-    libXinerama-devel \
-    libxkbcommon-devel \
-    libXrandr-devel \
-    libXrender-devel \
-    libXtst-devel \
-    libxslt \
-    mesa-dri-drivers \
-    mesa-libEGL-devel \
-    mesa-libGLES-devel \
-    meson \
-    ninja-build \
-    pango-devel \
-    pcre-devel \
-    pcre-static \
-    python3 \
-    python3-jinja2 \
-    python3-pip \
-    python3-pygments \
-    python3-wheel \
-    redhat-rpm-config \
-    sassc \
-    systemtap-sdt-devel \
-    vulkan-devel \
-    wayland-devel \
-    wayland-protocols-devel \
-    weston \
-    weston-libs \
-    which \
-    xorg-x11-server-Xvfb \
- && dnf clean all

.gitlab-ci/fedora-docs.Dockerfile

@@ -1,12 +0,0 @@
-FROM registry.gitlab.gnome.org/gnome/gtk/fedora-base:v25
-
-RUN dnf -y install pandoc
-
-ARG HOST_USER_ID=5555
-ENV HOST_USER_ID ${HOST_USER_ID}
-RUN useradd -u $HOST_USER_ID -ms /bin/bash user
-
-USER user
-WORKDIR /home/user
-
-ENV LANG C.UTF-8

.gitlab-ci/fedora.Dockerfile

@@ -1,4 +1,99 @@
-FROM registry.gitlab.gnome.org/gnome/gtk/fedora-base:v28
+FROM fedora:34
+
+RUN dnf -y install \
+    adwaita-icon-theme \
+    atk-devel \
+    at-spi2-atk-devel \
+    avahi-gobject-devel \
+    cairo-devel \
+    cairo-gobject-devel \
+    ccache \
+    clang \
+    clang-analyzer \
+    clang-tools-extra \
+    colord-devel \
+    cups-devel \
+    dbus-daemon \
+    dbus-x11 \
+    dejavu-sans-mono-fonts \
+    desktop-file-utils \
+    diffutils \
+    elfutils-libelf-devel \
+    fribidi-devel \
+    gcc \
+    gcc-c++ \
+    gdk-pixbuf2-devel \
+    gdk-pixbuf2-modules \
+    gettext \
+    git \
+    glib2-devel \
+    glib2-static \
+    glibc-devel \
+    glibc-headers \
+    gnome-desktop-testing \
+    gobject-introspection-devel \
+    graphene-devel \
+    graphviz \
+    gstreamer1-devel \
+    gstreamer1-plugins-good \
+    gstreamer1-plugins-bad-free-devel \
+    gstreamer1-plugins-base-devel \
+    hicolor-icon-theme \
+    iso-codes \
+    itstool \
+    json-glib-devel \
+    lcov \
+    libasan \
+    libattr-devel \
+    libcloudproviders-devel \
+    libepoxy-devel \
+    libffi-devel \
+    libjpeg-turbo-devel \
+    libmount-devel \
+    libpng-devel \
+    librsvg2 \
+    libselinux-devel \
+    libubsan \
+    libXcomposite-devel \
+    libXcursor-devel \
+    libXcursor-devel \
+    libXdamage-devel \
+    libXfixes-devel \
+    libXi-devel \
+    libXinerama-devel \
+    libxkbcommon-devel \
+    libXrandr-devel \
+    libXrender-devel \
+    libXtst-devel \
+    libxslt \
+    mesa-dri-drivers \
+    mesa-libEGL-devel \
+    mesa-libGLES-devel \
+    meson \
+    ninja-build \
+    pango-devel \
+    pcre-devel \
+    pcre-static \
+    python3 \
+    python3-gobject \
+    python3-jinja2 \
+    python3-markdown \
+    python3-pip \
+    python3-pygments \
+    python3-toml \
+    python3-typogrify \
+    python3-wheel \
+    redhat-rpm-config \
+    sassc \
+    systemtap-sdt-devel \
+    vulkan-devel \
+    wayland-devel \
+    wayland-protocols-devel \
+    weston \
+    weston-libs \
+    which \
+    xorg-x11-server-Xvfb \
+ && dnf clean all
 
 # Enable sudo for wheel users
 RUN sed -i -e 's/# %wheel/%wheel/' -e '0,/%wheel/{s/%wheel/# %wheel/}' /etc/sudoers

.gitlab-ci/flatpak-build.sh

@@ -24,6 +24,7 @@ flatpak build ${builddir} meson \
                 -Dbuild-examples=false \
                 -Dintrospection=disabled \
                 -Ddemos=true \
+                -Dprofile=devel \
                 _flatpak_build
 
 flatpak build ${builddir} ninja -C _flatpak_build install

.gitlab-ci/pages/fonts.css

@@ -0,0 +1,154 @@
+/*
+ * SPDX-FileCopyrightText: 2021 GNOME Foundation
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+/**
+ * RedHat Fonts taken from https://github.com/RedHatOfficial/RedHatFont
+ * License: SIL Open Font License 1.1 http://scripts.sil.org/OFL
+ */
+@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:ital,wght@0,400;0,700;1,400;1,700&family=Red+Hat+Display:ital,wght@0,400;0,500;0,700;0,900;1,400;1,500;1,700;1,900&display=swap');
+@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:ital,wght@0,400;0,700;1,400;1,700&display=swap');
+@import url('https://fonts.googleapis.com/css2?family=Source+Code+Pro:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500;1,600&display=swap');
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-Regular.woff2") format("woff2"),
+       url("RedHatDisplay-Regular.woff") format("woff");
+  font-style: normal;
+  font-weight: 400;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-RegularItalic.woff2") format("woff2"),
+       url("RedHatDisplay-RegularItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 400;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-Medium.woff2") format("woff2"),
+       url("RedHatDisplay-Medium.woff") format("woff");
+  font-style: normal;
+  font-weight: 500;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-MediumItalic.woff2") format("woff2"),
+       url("RedHatDisplay-MediumItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 500;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-Bold.woff2") format("woff2"),
+       url("RedHatDisplay-Bold.woff") format("woff");
+  font-style: normal;
+  font-weight: 700;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-BoldItalic.woff2") format("woff2"),
+       url("RedHatDisplay-BoldItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 700;
+  font-display: fallback;
+}
+
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-Black.woff2") format("woff2"),
+       url("RedHatDisplay-Black.woff") format("woff");
+  font-style: normal;
+  font-weight: 900;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatDisplayWeb";
+  src: local('RedHatDisplayWeb'),
+       url("RedHatDisplay-BlackItalic.woff2") format("woff2"),
+       url("RedHatDisplay-BlackItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 900;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-Regular.woff2") format("woff2"),
+       url("RedHatText-Regular.woff") format("woff");
+  font-style: normal;
+  font-weight: 400;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-RegularItalic.woff2") format("woff2"),
+       url("RedHatText-RegularItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 400;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-Medium.woff2") format("woff2"),
+       url("RedHatText-Medium.woff") format("woff");
+  font-style: normal;
+  font-weight: 700;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-MediumItalic.woff2") format("woff2"),
+       url("RedHatText-MediumItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 700;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-Bold.woff2") format("woff2"),
+       url("RedHatText-Bold.woff") format("woff");
+  font-style: normal;
+  font-weight: 900;
+  font-display: fallback;
+}
+
+@font-face {
+  font-family: "RedHatTextWeb";
+  src: local('RedHatTextWeb'),
+       url("RedHatText-BoldItalic.woff2") format("woff2"),
+       url("RedHatText-BoldItalic.woff") format("woff");
+  font-style: italic;
+  font-weight: 900;
+  font-display: fallback;
+}

.gitlab-ci/pages/gtk-logo.svg

@@ -0,0 +1,138 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="128"
+   height="128"
+   id="svg6843"
+   sodipodi:version="0.32"
+   inkscape:version="0.92.4 5da689c313, 2019-01-14"
+   version="1.0"
+   sodipodi:docname="gtk-logo.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   inkscape:export-filename="/home/ebassi/Pictures/gtk-logo-256.png"
+   inkscape:export-xdpi="192"
+   inkscape:export-ydpi="192">
+  <defs
+     id="defs6845">
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="-50 : 600 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="700 : 600 : 1"
+       inkscape:persp3d-origin="300 : 400 : 1"
+       id="perspective13" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="2.8284271"
+     inkscape:cx="69.874353"
+     inkscape:cy="64.313526"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     width="128px"
+     height="128px"
+     showguides="true"
+     inkscape:guide-bbox="true"
+     inkscape:window-width="1920"
+     inkscape:window-height="1016"
+     inkscape:window-x="0"
+     inkscape:window-y="27"
+     inkscape:window-maximized="1">
+    <inkscape:grid
+       type="xygrid"
+       id="grid7947" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata6848">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+        <dc:date />
+        <dc:creator>
+          <cc:Agent>
+            <dc:title />
+          </cc:Agent>
+        </dc:creator>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title />
+          </cc:Agent>
+        </dc:rights>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title />
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier />
+        <dc:source />
+        <dc:relation />
+        <dc:language />
+        <dc:subject>
+          <rdf:Bag />
+        </dc:subject>
+        <dc:coverage />
+        <dc:description />
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title />
+          </cc:Agent>
+        </dc:contributor>
+        <cc:license
+           rdf:resource="" />
+      </cc:Work>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <path
+       sodipodi:nodetypes="ccccc"
+       id="path6976"
+       d="M 20.88413,30.82696 L 53.816977,55.527708 L 107.33282,39.060543 L 70.587303,17.177763 L 20.88413,30.82696 z"
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+       id="path6978"
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+       id="path6980"
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+    <path
+       sodipodi:nodetypes="ccc"
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+    <path
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+  </g>
+</svg>

.gitlab-ci/pages/index.html

@@ -0,0 +1,149 @@
+<!--
+SPDX-FileCopyrightText: 2021 GNOME Foundation
+
+SPDX-License-Identifier: LGPL-2.1-or-later
+-->
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <title>GTK Documentation</title>
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+
+  <meta charset="utf-8" />
+
+  <meta property="og:site_name" content="https://docs.gtk.org"/>
+  <meta property="og:title" content="GTK Documentation"/>
+  <meta property="og:url" content="https://docs.gtk.org"/>
+  <meta property="og:type" content="website"/>
+  <meta property="og:description" content="API reference for GTK"/>
+
+  <meta name="twitter:title" content="GTK Documentation"/>
+  <meta name="twitter:url" content="https://docs.gtk.org"/>
+  <meta name="twitter:card" content="summary"/>
+
+  <link rel="canonical" href="https://docs.gtk.org"/>
+
+  <link rel="stylesheet" href="style.css" type="text/css" />
+
+  <script src="main.js"></script>
+
+  <!--[if IE]><script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script><![endif]-->
+</head>
+
+<body>
+  <div id="body-wrapper" tabindex="-1">
+
+    <nav class="sidebar">
+      
+      <div class="section">
+        <img src="gtk-logo.svg" class="logo"/>
+      </div>
+
+      <div class="section">
+        <h5>Sections</h5>
+        <div class="links">
+          <a href="#user-interface">User interface</a>
+          <a href="#core-libraries">Core libraries</a>
+        </div>
+      </div>
+
+    </nav>
+    
+    <button id="btn-to-top" class="hidden"><span class="up-arrow"></span></button>
+
+    <section id="main" class="content">
+      <header>
+        <h1>GTK Documentation</h1>
+      </header>
+
+      <div class="toggle-wrapper">
+        <h4 id="user-interface">
+          User interface
+          <a href="#user-interface" class="anchor"></a>
+        </h4>
+
+        <div class="docblock">
+          <h5 id="gdk">GTK</h5>
+          <p>GTK is the primary library used to construct user interfaces. It
+          provides user interface controls and signal callbacks to respond to
+          user actions.</p>
+          <p><a href="https://docs.gtk.org/gtk4/">GTK API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="gdk">GSK</h5>
+          <p>An intermediate layer which provides a rendering API implemented using Cairo, OpenGL or Vulkan.</p>
+          <p><a href="https://docs.gtk.org/gsk4/">GSK API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="gdk">GDK</h5>
+          <p>An intermediate layer which isolates GTK from the details of the windowing system.</p>
+          <p><a href="https://docs.gtk.org/gdk4/">GDK API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="pango">Pango</h5>
+          <p>Pango is the core text and font handling library used in GTK
+          applications. It has extensive support for the different writing
+          systems used throughout the world.</p>
+          <p><a href="https://docs.gtk.org/Pango/">Pango API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="gdk-pixbuf">GdkPixbuf</h5>
+          <p>GdkPixbuf is a library for image loading and manipulation.</p>
+          <p><a href="https://docs.gtk.org/gdk-pixbuf/">GdkPixbuf API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="cairo">Cairo</h5>
+          <p>Cairo is a 2D graphics library with support for multiple output
+          devices. It is designed to produce consistent, high quality output
+          on all media.</p>
+          <p><a href="https://www.cairographics.org/manual/" class="external">Cairo API reference</a></p>
+        </div>
+      </div>
+
+      <div class="toggle-wrapper">
+        <h4 id="core-libraries" style="display:flex;">
+          Core libraries
+          <a href="#core-libraries" class="anchor"></a>
+        </h4>
+
+        <div class="docblock">
+          <h5 id="glib">GLib</h5>
+          <p>GLib provides the core application building blocks for libraries
+          and applications written in C. It provides common data types
+          used in GTK, the main loop implementation, and a large set of
+          utility functions for strings and general portability across
+          different platforms.</p>
+          <p><a href="https://developer.gnome.org/glib/" class="external">GLib API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="gobject">GObject</h5>
+          <p>GObject provides the object system used by GTK.</p>
+          <p><a href="https://developer.gnome.org/gobject/" class="external">GObject API reference</a></p>
+        </div>
+
+        <div class="docblock">
+          <h5 id="gio">GIO</h5>
+          <p>GIO provides a portable, modern and easy-to-use file system
+          abstraction API for accessing local and remote files; a set of
+          low and high level abstractions over the <a href="https://www.freedesktop.org/wiki/Software/dbus/" class="external">DBus</a>
+          IPC specification; an application settings API; portable networking
+          abstractions; and additional utilities for writing asynchronous
+          operations without blocking the user interface of your application.</p>
+          <p><a href="https://developer.gnome.org/gio/" class="external">GIO API reference</a></p>
+        </div>
+      </div>
+
+    </section>
+
+    <footer>
+    </footer>
+  </div>
+</body>
+</html>

.gitlab-ci/pages/main.js

@@ -0,0 +1,140 @@
+// SPDX-FileCopyrightText: 2021 GNOME Foundation
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+// eslint-disable-next-line no-unused-vars
+function hasClass(elem, className) {
+    return elem && elem.classList && elem.classList.contains(className);
+}
+
+// eslint-disable-next-line no-unused-vars
+function addClass(elem, className) {
+    if (!elem || !elem.classList) {
+        return;
+    }
+    elem.classList.add(className);
+}
+
+// eslint-disable-next-line no-unused-vars
+function removeClass(elem, className) {
+    if (!elem || !elem.classList) {
+        return;
+    }
+    elem.classList.remove(className);
+}
+
+function insertAfter(newNode, referenceNode) {
+    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
+}
+
+function onEach(arr, func, reversed) {
+    if (arr && arr.length > 0 && func) {
+        var length = arr.length;
+        var i;
+        if (reversed !== true) {
+            for (i = 0; i < length; ++i) {
+                if (func(arr[i]) === true) {
+                    return true;
+                }
+            }
+        } else {
+            for (i = length - 1; i >= 0; --i) {
+                if (func(arr[i]) === true) {
+                    return true;
+                }
+            }
+        }
+    }
+    return false;
+}
+
+function onEachLazy(lazyArray, func, reversed) {
+    return onEach(
+        Array.prototype.slice.call(lazyArray),
+        func,
+        reversed);
+}
+
+// eslint-disable-next-line no-unused-vars
+function hasOwnProperty(obj, property) {
+    return Object.prototype.hasOwnProperty.call(obj, property);
+}
+
+window.addEventListener("load", function() {
+    "use strict;"
+
+    var main = document.getElementById("main");
+    var btnToTop = document.getElementById("btn-to-top");
+
+    function labelForToggleButton(isCollapsed) {
+        if (isCollapsed) {
+            return "+";
+        }
+        return "\u2212";
+    }
+
+    function createToggle(isCollapsed) {
+        var toggle = document.createElement("a");
+        toggle.href = "javascript:void(0)";
+        toggle.className = "collapse-toggle";
+        toggle.innerHTML = "[<span class=\"inner\">"
+                         + labelForToggleButton(isCollapsed)
+                         + "</span>]";
+
+        return toggle;
+    }
+
+    function toggleClicked() {
+        if (hasClass(this, "collapsed")) {
+            removeClass(this, "collapsed");
+            this.innerHTML = "[<span class=\"inner\">"
+                           + labelForToggleButton(false)
+                           + "</span>]";
+            onEachLazy(this.parentNode.getElementsByClassName("docblock"), function(e) {
+                removeClass(e, "hidden");
+            });
+        } else {
+            addClass(this, "collapsed");
+            this.innerHTML = "[<span class=\"inner\">"
+                           + labelForToggleButton(true)
+                           + "</span>]";
+            onEachLazy(this.parentNode.getElementsByClassName("docblock"), function(e) {
+                addClass(e, "hidden");
+            });
+        }
+    }
+
+    onEachLazy(document.getElementsByClassName("toggle-wrapper"), function(e) {
+        let sectionHeader = e.querySelector(".section-header");
+        let fragmentMatches = sectionHeader !== null && location.hash === "#" + sectionHeader.getAttribute('id');
+        collapsedByDefault = hasClass(e, "default-hide") && !fragmentMatches;
+        var toggle = createToggle(collapsedByDefault);
+        toggle.onclick = toggleClicked;
+        e.insertBefore(toggle, e.firstChild);
+        if (collapsedByDefault) {
+            addClass(toggle, "collapsed");
+            onEachLazy(e.getElementsByClassName("docblock"), function(d) {
+                addClass(d, "hidden");
+            });
+        }
+    });
+
+    function scrollBackTop(e) {
+        e.preventDefault();
+        window.scroll({
+            top: 0,
+            behavior: 'smooth',
+        });
+    }
+
+    function toggleScrollButton() {
+        if (window.scrollY < 400) {
+            addClass(btnToTop, "hidden");
+        } else {
+            removeClass(btnToTop, "hidden");
+        }
+    }
+
+    window.onscroll = toggleScrollButton;
+    btnToTop.onclick = scrollBackTop;
+}, false);

.gitlab-ci/pages/style.css

@@ -0,0 +1,747 @@
+/*
+ * SPDX-FileCopyrightText: 2021 GNOME Foundation
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+@import url("fonts.css");
+
+/*********************************
+ * LIGHT THEME
+ *********************************/
+:root {
+
+  /* colors */
+  --text-color: #333;
+  --text-color-muted: #999;
+  --primary: rgb(28, 118, 228);
+  --body-bg: #fff;
+  --sidebar-primary: rgb(144, 194, 255);
+  --sidebar-bg: #151515;
+  --sidebar-selected-bg: var(--primary);
+  --sidebar-text-color: #fafafa;
+  --sidebar-padding: 1.5em;
+
+  /* boxes, e.g. code blocks */
+  --box-bg: rgba(135, 135, 135, 0.085);
+  --box-radius: 0.35rem;
+  --box-padding: 0.75rem;
+  --box-margin: 0.75rem 0;
+  --box-text-color: #111;
+
+  /* typography */
+  --body-font-family: "Noto Serif",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
+  --body-font-scale: 0.95;
+  --body-font-size: calc(var(--body-font-scale) * clamp(16px, 1vw, 20px));
+  --body-font-weight: normal;
+
+  --monospace-font-family: "Source Code Pro", monospace;
+  --monospace-font-size: calc(0.86 * var(--body-font-size)); /* Monospace fonts are very different in terms of font-sizes. Adjust this value to scale it */
+
+  --heading-font-family: "Red Hat Display", var(--body-font-family);
+  --heading-weight: 900;
+  --heading-font-scale: 1.05;
+
+  --heading-small-font-family: var(--heading-font-family);
+  --heading-small-weight: 600;
+  --heading-small-font-scale: 1;
+
+  --heading-table-font-family: var(--heading-font-family);
+  --heading-table-weight: 600;
+
+  --heading-docblock-color: #6d6d6d;  /* docblocks have headings from source comments. we want them to differ.*/
+  --heading-docblock-scale: 0.9;        /* docblocks have headings from source comments. we want them to differ.*/
+
+  --symbol-font-family: var(--heading-font-family);
+  --symbol-font-weight: 500;
+  --symbol-font-scale: 1;
+
+  --table-font-size: 0.92em;    /* Tables often contain lots information. It's better to scale them down a big to get more sutff fitted inside */
+
+  /* misc */
+  --prefered-content-width: 90ch; /* The preferred width for the readable content */
+  --anchor-sign: "#";
+
+} 
+
+/*********************************
+ * DARK THEME (overrides)
+ *********************************/
+ @media (prefers-color-scheme: dark) {
+  :root {
+    --primary: rgb(144, 194, 255);
+    --text-color: #f6f6f6;
+    --text-color-muted: #686868;
+    --body-bg: #121212;
+    --sidebar-primary: rgb(144, 194, 255);
+    --sidebar-bg: #1e1e1e;
+    --sidebar-selected-bg: rgb(17, 112, 228);
+    --sidebar-text-color: #fafafa;
+    --box-bg: rgba(135, 135, 135, 0.1);
+    --box-text-color: #fff;
+    --heading-docblock-color: #b7b7b7;
+  }
+
+  /* fix dark theme syntax highlighting with a filter (for now) */
+  .highlight pre span {
+  	filter: brightness(6);
+  }
+}
+
+/*********************************
+ * GENERAL STYLING
+ *********************************/
+*,
+*:before,
+*:after {
+  box-sizing: border-box;
+}
+
+::-moz-selection {
+  color: white;
+  background: var(--primary);
+}
+
+::selection {
+  color: white;
+  background: var(--primary);
+}
+
+::-webkit-scrollbar {
+  width: 8px;
+  height: 8px;
+}
+
+::-webkit-scrollbar-thumb {
+  border-radius: 10px;
+  background: rgba(128, 128, 128, 0.6);
+}
+
+::-webkit-scrollbar-thumb:hover {
+  background: rgba(128, 128, 128, 1);
+}
+
+::-webkit-scrollbar-track {
+  background: rgba(128, 128, 128, 0.15);
+}
+
+* {
+  scrollbar-width: initial;
+}
+
+body {
+  font: 16px/1.5 var(--body-font-family);
+  font-weight: var(--body-font-weight);
+  font-size: var(--body-font-size);
+  margin: 0;
+  padding: 0;
+  position: relative;
+
+  -webkit-font-feature-settings: "kern", "liga";
+  -moz-font-feature-settings: "kern", "liga";
+  font-feature-settings: "kern", "liga";
+  color: var(--text-color);
+  background: var(--body-bg);
+}
+
+h1, h2, h3, h4, h5, h6 {
+  font-family: var(--heading-font-family);
+  font-weight: var(--heading-weight);
+  margin: 1.75em 0 0.75em 0;
+  display: flex;
+  align-items: center;
+}
+
+h1 {
+  font-size: calc(1.75em * var(--heading-font-scale));
+}
+
+
+header h1 {
+  margin-top: 0;
+}
+
+h2 {
+  font-size: calc(1.4em * var(--heading-font-scale));
+}
+
+h3 {
+  font-size: calc(1.2em * var(--heading-font-scale));
+}
+
+header h3 {
+  color: var(--text-color-muted);
+  margin-bottom: 0;
+}
+
+h4, h5 {
+  font-size: calc(1em * var(--heading-font-scale));
+}
+
+h6 {
+  font-size: calc(1em * var(--heading-small-font-scale));
+  font-family: var(--heading-small-font-family);
+  font-weight: var(--heading-small-weight);
+}
+
+ol, ul {
+  padding-left: 1rem;
+}
+
+ul ul, ol ul, ul ol, ol ol {
+  margin-bottom: .6em;
+}
+
+p {
+  margin: 0 0 .6em 0;
+}
+
+a {
+  color: var(--primary);
+  text-decoration: none;
+}
+
+a:hover {
+  text-decoration: underline;
+}
+
+summary {
+  outline: none;
+}
+
+blockquote {
+  border-left: 3px solid var(--primary);
+  background: var(--box-bg);
+  padding: var(--box-padding);
+  border-radius: var(--box-radius);
+  margin: var(--box--margin);
+}
+
+code, 
+pre {
+  font-family: var(--monospace-font-family);
+  font-size: var(--monospace-font-size);
+  color: var(--box-text-color);
+}
+
+pre {
+  background: var(--box-bg);
+  padding: var(--box-padding);
+  border-radius: var(--box-radius);
+  overflow: auto;
+}
+
+code {
+  background: var(--box-bg);
+  padding: 0 0.35em;
+  border-radius: 0.35rem;
+  word-break: break-word;
+}
+
+a > code {
+  color: var(--primary);
+}
+
+
+pre pre,
+pre code {
+  padding: 0;
+  margin: 0;
+  font-size: 1em;
+  background: none;
+  color: inherit;
+}
+
+h1 code, h2 code, h3 code, h4 code, h5 code, h6 code {
+  font-family: inherit;
+  font-weight: inherit;
+  font-size: 0.85em;
+}
+
+strong, b {
+  font-weight: 600;
+}
+
+/* fix unwanted margins in tables, code, lists and blockquotes */
+li > *:first-child,
+li > *:first-child > *:first-child,
+li > *:first-child > *:first-child > *:first-child,
+td > *:first-child,
+td > *:first-child > *:first-child,
+td > *:first-child > *:first-child > *:first-child,
+pre > *:first-child,
+pre > *:first-child > *:first-child,
+pre > *:first-child > *:first-child > *:first-child,
+blockquote > *:first-child,
+blockquote > *:first-child > *:first-child,
+blockquote > *:first-child > *:first-child > *:first-child {
+  margin-top: 0;
+}
+li > *:last-child,
+li > *:last-child > *:last-child,
+li > *:last-child > *:last-child > *:last-child,
+td > *:last-child,
+td > *:last-child > *:last-child,
+td > *:last-child > *:last-child > *:last-child,
+pre > *:last-child,
+pre > *:last-child > *:last-child,
+pre > *:last-child > *:last-child > *:last-child,
+blockquote > *:last-child,
+blockquote > *:last-child > *:last-child,
+blockquote > *:last-child > *:last-child > *:last-child {
+  margin-bottom: 0;
+}
+
+/*********************************
+ * PAGE STRUCTURE
+ *********************************/
+#body-wrapper {
+  display: flex;
+  flex-wrap: nowrap;
+  flex-direction: row;
+}
+
+#body-wrapper:focus {
+  outline: none;
+}
+
+#main {
+  position: relative;
+  flex-grow: 1;
+  min-width: 0;
+  box-shadow: 0 0 134px rgba(0, 0, 0, 0.1);
+}
+
+footer {
+  width: 100%;
+  display: none;
+}
+
+/*********************************
+ * Button
+ *********************************/
+
+#btn-to-top {
+  position: fixed;
+  bottom: 12px;
+  right: 32px;
+  z-index: 1000;
+  border-radius: 50%;
+  width: 42px;
+  height: 42px;
+  border: 1px solid var(--primary);
+  background: var(--box-bg);
+  color: var(--text-color);
+  cursor: pointer;
+  text-transform: none;
+}
+
+#btn-to-top > .up-arrow:after {
+  content: "🡅"
+}
+
+/*********************************
+ * SIDEBAR
+ *********************************/
+.sidebar {
+  scrollbar-width: thin;
+  background: var(--sidebar-bg);
+  border-right: 1px solid var(--sidebar-bg);
+  min-width: 40ch;
+  padding: var(--sidebar-padding);
+  color: var(--sidebar-text-color);
+  position: sticky;
+  top: 0;
+  z-index: 2;
+  height: 100vh;
+  overflow-y: auto;
+}
+
+.sidebar a,
+.sidebar a:hover {
+  text-decoration: none;
+}
+
+.sidebar .logo {
+  display: block;
+  margin: 2rem auto 0 auto;
+  width: 70%;
+}
+
+.sidebar .section > ul > li {
+  margin-right: -10px;
+}
+
+.sidebar .section h3, .sidebar .section h5 {
+  text-align: left;
+  padding-left: 0.5rem;
+  padding-right: 0.5rem;
+  font-weight: var(--heading-weight);
+}
+
+.sidebar .section h5 {
+  font-size: 1em;
+  margin-bottom: 0.5em;
+}
+
+.sidebar .namespace > h3 {
+  margin-bottom: 0;
+  padding: 0;
+  font-size: 1.5em;
+  text-transform: uppercase;
+  font-weight: 900;
+}
+
+.sidebar .namespace > p {
+  font-size: 0.9em;
+  opacity: 0.8;
+  padding-left: 0.5rem;
+}
+
+.sidebar .section {
+  padding-left: 0.5rem;
+  padding-right: 0.5rem;
+}
+
+.sidebar .links {
+  margin-bottom: 1rem;
+}
+
+.sidebar .section a {
+  display: block;
+  text-overflow: ellipsis;
+  overflow: hidden;
+  transition: background-color 150ms ease;
+  color: var(--sidebar-primary);
+  border-radius: var(--box-radius);
+   padding: 0.2rem 0.5rem;
+  margin-bottom: 0.15rem;
+}
+
+.sidebar .section a:hover {
+  background-color: rgba(127, 127, 127, 0.2);
+  color: var(--sidebar-text-color);
+}
+
+.sidebar .section a.current {
+  background-color: var(--sidebar-selected-bg);
+  color: white;
+}
+
+.sidebar .search {
+  box-sizing: border-box;
+  text-align: center;
+}
+
+.sidebar .search input[type="text"] {
+  border-color: transparent;
+  width: 100%;
+  border: 1px solid #ccc;
+  border-radius: 50px;
+  padding: 6px 12px;
+  display: inline-block;
+  font-size: 80%;
+  box-shadow: inset 0 1px 3px #ddd;
+  transition: border .3s linear;
+}
+
+/*********************************
+ * ANCHORS & TOGGLERS
+ *********************************/
+.anchor,
+.md-anchor {
+  position: relative;
+  z-index: 1;
+  text-decoration: none;
+  padding: 0 0.5em;
+  color: var(--text-color-muted);
+}
+
+.anchor:hover,
+.md-anchor:hover {
+  color: var(--primary);
+}
+
+.anchor:not([href]),
+.md-anchor:not([href]) {
+  display: none;
+}
+
+.anchor:before,
+.md-anchor:before {
+  content: var(--anchor-sign); /*'§'*/
+}
+
+.toggle-wrapper {
+  position: relative;
+}
+
+.collapse-toggle {
+  position: absolute;
+  right: 0;
+  left: -2em;
+  white-space: nowrap;
+  text-decoration: none;
+  font-size: 0.8em;
+  color: transparent;
+}
+
+.collapse-toggle > .inner {
+  width: 1rem;
+  height: 1rem;
+  border-radius: calc(0.75 * var(--box-radius));
+  display: inline-flex;
+  justify-content: center;
+  align-items: center;
+  text-align: center;
+  vertical-align: middle;
+  color: var(--box-text-color);
+  position: relative;
+  left: -0.25rem;
+  font-family: monospace;
+  font-size: 0.7rem;
+  font-weight: bold;
+  background: var(--box-bg);
+}
+
+/*********************************
+ * UTILITY
+ *********************************/
+.deprecated > h6 > a {
+  opacity: 0.65;
+}
+
+.hidden {
+  display: none !important;
+}
+
+/*********************************
+ * CONTENT STYLING
+ *********************************/
+.content {
+  padding: 2em 4em;
+  overflow: visible;
+  max-width: calc(var(--prefered-content-width) + 8em);
+}
+
+.content table:not(.table-display) {
+  border-spacing: 0 0.25rem;
+}
+
+.content td {
+  vertical-align: top;
+}
+
+.content td:first-child {
+  padding-right: 1rem;
+}
+
+.content td p:first-child {
+  margin-top: 0;
+}
+
+.content td h1, .content td h2 {
+  margin-left: 0;
+  font-size: 1.1em;
+}
+
+.content tr:first-child td {
+  border-top: 0;
+}
+
+kbd {
+  display: inline-block;
+  padding: 3px 5px;
+  font: 15px monospace;
+  line-height: 10px;
+  vertical-align: middle;
+  border: solid 1px;
+  border-radius: 3px;
+  box-shadow: inset 0 -1px 0;
+  cursor: default;
+}
+
+.content tr:first-child {
+  border-bottom: 1px solid rgba(0, 0, 0, 0.35);
+}
+
+.content td {
+  vertical-align: top;
+}
+
+.content td:first-child {
+  padding-right: 1rem;
+}
+
+.content td p:first-child {
+  margin-top: 0;
+}
+
+.content td h4, .content td h5 {
+  margin-left: 0;
+  font-size: 1.1em;
+}
+
+.content tr:first-child td {
+  border-top: 0;
+}
+
+.srclink {
+  color: var(--text-color-muted);
+  font-size: 1rem;
+  font-weight: var(--body-font-weight);
+  flex-grow: 0;
+  text-decoration: none;
+  margin-left: auto;
+  position: relative;
+  z-index: 1;
+}
+
+.meta tr > td:not(:first-child) {
+  width: 100%;
+}
+
+.meta tr > td:first-child {
+  white-space: nowrap;
+}
+
+/*********************************
+ * DOCBLOCK STYLING
+ *********************************/
+.docblock {
+  position: relative;
+  text-align: left;
+}
+
+.docblock h1 {
+  font-size: calc(1.3em * var(--heading-docblock-scale) * var(--heading-font-scale));
+}
+
+.docblock h2 {
+  font-size: calc(1.2em * var(--heading-docblock-scale) * var(--heading-font-scale));
+}
+
+.docblock h3 {
+  font-size: calc(1.1em * var(--heading-docblock-scale) * var(--heading-font-scale));
+}
+
+.docblock h4 {
+  font-size: calc(1.05em * var(--heading-docblock-scale) * var(--heading-font-scale));
+}
+
+.docblock h1,
+.docblock h2,
+.docblock h3,
+.docblock h4,
+.docblock h5,
+.docblock h6 {
+  color: var(--heading-docblock-color)
+}
+
+.docblock table {
+  margin: .25em 0;
+  max-width: 100%;
+  font-size: var(--table-font-size);
+}
+
+.docblock table td {
+  padding: .25em;
+}
+
+.docblock table th {
+  padding: .25em;
+  text-align: left;
+  font-family: var(--heading-table-font-family);
+  font-weight: var(--heading-table-weight);
+}
+
+.docblock table tr th:first-child,
+.docblock table tr td:first-child {
+  padding-left: 0;
+}
+
+.docblock table tr th:last-child,
+.docblock table tr td:last-child {
+  padding-right: 0;
+}
+
+table.enum-members,
+table.results {
+  border-radius: var(--box-radius);
+  border: 1px solid var(--text-color-muted);
+  border-spacing: 0 0 !important;
+  font-size: 80%;
+}
+
+table.enum-members tr th,
+table.results tr th {
+  border-top-color: var(--body-bg);
+  background-color: var(--box-bg);
+  border-bottom: 1px solid var(--text-color-muted);
+}
+
+table.enum-members tr th:first-child,
+table.enum-members tr td:first-child {
+  min-width: 25em;
+  padding-left: .5em;
+}
+
+table.results tr th:first-child,
+table.results tr td:first-child {
+  padding-left: .5em;
+}
+
+table.enum-members tr th:last-child,
+table.enum-members tr td:last-child,
+table.results tr th:last-child,
+table.results tr td:last-child {
+  max-width: 35em;
+  padding-right: .5em;
+}
+
+table.results tr td code {
+  font-size: 100%;
+}
+
+.docblock ul li,
+.docblock ol li {
+  padding-top: 0.15rem;
+  padding-bottom: 0.15rem;
+}
+
+.docblock ul.type {
+  list-style: none;
+}
+
+.docblock ul.type li::before {
+  content: "»";
+  color: var(--text-color);
+  display: inline-block;
+  width: 1em;
+  margin-left: -1em;
+}
+
+/**************************
+ RESPONSIVENESS
+**************************/
+@media (max-width: 700px) {
+  body {
+    padding-top: 0px;
+  }
+
+  #body-wrapper {
+    flex-direction: column;
+    overflow: hidden;
+  }
+
+  #main {
+    width: 100%;
+    padding: 2rem;
+  }
+
+  .sidebar {
+    position: static;
+    height: initial;
+    order: 1;
+  }
+}

.gitlab-ci/run-docker.sh

@@ -32,7 +32,7 @@ while (($# > 0)); do
                 list) list=1;;
                 help) print_help=1;;
                 --base|-b) read_arg base "$@" || shift;;
-                --base-version) read_arg base_version "$@" || shift;;
+                --version|-v) read_arg base_version "$@" || shift;;
                 --no-login) no_login=1;;
                 *) echo -e "\e[1;31mERROR\e[0m: Unknown option '$1'"; exit 1;;
         esac

.gitlab-ci/show-info-linux.sh

@@ -0,0 +1,5 @@
+#! /bin/sh
+
+. /etc/os-release
+
+echo $PRETTY_NAME

.gitlab-ci/test-docker.sh

@@ -15,7 +15,7 @@ meson \
         -Dx11-backend=true \
         -Dwayland-backend=true \
         -Dbroadway-backend=true \
-        -Dvulkan=yes \
+        -Dvulkan=enabled \
         -Dprofiler=true \
         --werror \
         ${EXTRA_MESON_FLAGS:-} \

.gitlab-ci/test-msvc.bat

@@ -0,0 +1,14 @@
+@echo on
+:: vcvarsall.bat sets various env vars like PATH, INCLUDE, LIB, LIBPATH for the
+:: specified build architecture
+call "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliary\Build\vcvarsall.bat" x64
+@echo on
+
+:: FIXME: make warnings fatal
+pip3 install --upgrade --user meson==0.56.2  || goto :error
+meson -Dmedia-gstreamer=disabled _build || goto :error
+ninja -C _build || goto :error
+
+goto :EOF
+:error
+exit /b 1

NEWS

@@ -1,3 +1,486 @@
+Overview of Changes in 4.4.0
+============================
+
+* Input:
+ - Match IBus for display of Compose sequences
+ - Match IBus for handling of mismatches
+ - Handle Escape in Compose sequences
+ - Allow multiple dead keys
+ - Support 32bit keysyms
+
+* GtkCheckButton:
+ - Activate when moving focus
+
+* GtkLabel:
+ - Propertly ignore double underscores for mnemonics
+
+* GtkPopoverMenu:
+ - Fix focus cycling
+
+* GtkTextView:
+ - Improve word selection
+ - Fix block cursors on empty lines
+
+* GdkToplevel:
+ - Support the gnome-shell titlebar gesture protocol
+
+* GdkDropTarget:
+ - Allow creating drop targets in ui files
+
+* gsk:
+ - Handle partial color fonts correctly
+ - Use harfbuzz for color font information
+ - Avoid pango for glyph cache rendering
+ - Shrink shadow extents
+
+* Settings:
+ - Change the default for gtk-split-cursor to FALSE
+
+* Demos:
+ - Small improvements to widget-factory
+ - gtk-demo: Improve the hypertext demo
+ - gtk-dem: Improve the clipboard demo
+
+* X11:
+ - Set WM_CLASS on toplevels
+
+* Wayland:
+ - Support wl_seat v7
+
+* Windows:
+ - Drop the local DND protocol
+ - Avoid WGL if shaders don't work
+ - Use WinPointer API
+
+* Translation updates:
+ Belarusian
+ Friulian
+ Hebrew
+ Khmer
+ Persian
+ Polish
+
+
+Overview of Changes in 4.3.2
+============================
+
+* GtkToggleButton:
+ - Fix the actionable implementation
+
+* GtkCheckButton:
+ - Fix the actionable implementation
+ - Cancel activation on when the pointer leaves
+
+* GtkMenuButton:
+ - Make activatable again
+ - Add a way to have an icon + arrow
+
+* GtkColorButton:
+ - Make activatable again
+
+* GtkFontButton:
+ - Make activatable again
+
+* GtkAppChooserButton:
+ - Make activatable again
+
+* GtkColumnView:
+ - Fix double activation
+
+* GtkLabel:
+ - Fix mnemonics without markup
+
+* GtkTreeView:
+ - Clip header buttons
+
+* GtkTextView:
+ - Add api to get the RTL and LTR contexts
+ - Fix some errors in text history grouping
+
+* GtkText:
+ - Don't show placeholder text on top of entry text
+ - Add api to compute the cursor extents
+ - Fix y coordinates for text selection
+
+* GtkFileChooser:
+ - Don't show Trash in the side bar
+
+* GtkPopoverMenu:
+ - Add scrollbars to long menus
+
+* GtkActionMuxer:
+ - Fix propagation of accel changes
+
+* Introspection:
+ - Annotate all filename arguments
+ - Rename GtkMediaStream apis to avoid name collisions
+ - Rename GtkDropTarget properties to avoid name collisions
+ - Make GtkPasswordEntryBuffer introspectable
+
+* Printing:
+ - Remove the Google Cloud Print backend
+
+* Theme:
+ - Sync included icons with the Adwaita icon theme
+
+* GSK:
+ - Avoid overflowing the vertex counter
+ - Handle negative scales correctly in the ngl renderer
+
+* GDK:
+ - Cleanup and simplify OpenGL setup code
+ - Add a GdkDisplay::init_gl vfunc and gdk_display_prepare_gl() api
+ - Require EGL 1.4
+ - Fix EGL + NVidia
+
+* Build:
+ - Enable gstreamer by default
+ - Disable Vulkan by default
+ - Remove the sassc option
+ - Remove options and checks for X11 extensions
+
+* X11:
+ - Stop using XComposite
+ - Remove the Visual cache
+
+* Wayland:
+ - Fix some DND corner cases
+ - Work with version 2 of pointer-gestures-v1
+ - Look for cursor themes in $HOME/.icons
+
+* Windows:
+ - Fix SIGILL on x64 due to popcnt
+ - Fix popup placement
+ - Fix drag icon placement
+ - Clean up HiDPI and WGL support
+ - Default to WGL
+
+* MacOs:
+ - Fix input method support
+ - Register known clipboard types for drop targets
+ - Add initial DND support
+
+* Translation updates:
+ Brazilian Portuguese
+ Portuguese
+ Romanian
+ Turkish
+ Ukrainian
+
+
+Overview of Changes in 4.3.1
+============================
+
+* GtkEmojiChooser:
+ - Update data from CLDR 39
+ - Load Emoji data for both language and territory
+
+* GtkCalendar:
+ - Fix an off-by-one error in day numbers
+
+* GtkListView:
+ - Add .activatable style class to activatable items
+
+* GtkCheckButton:
+ - Don't allow unchecking grouped radio buttons
+
+*GtkToggleButton:
+ - Fix mnemonic activation propagation
+
+* GtkLabel:
+ - Make mnemonics work even when invisible
+ - Fix mnemonic activation propagation
+
+* GtkMenuButton:
+ - Add a property to mark primary menus and make F10 work
+
+* GtkApplication:
+ - Fix initial screensaver state async
+
+* GtkEntry:
+ - Apply xalign to placeholder text (as it was in GTK 3)
+
+* GtkSpinButton:
+ - Fix swipe gestures
+
+* GtkStackSwitcher:
+ - Implement GtkOrientable (as it was in GTK 3)
+ - Fix a use-after-free problem with drag timeouts
+
+* GtkFileChooser:
+ - Add support for (case-insensitive) suffix matches in GtkFileFilter
+
+* GtkPasswordEntry:
+ - Make GtkPasswordEntryBuffer public, to make it easier
+   to write your own password entry widget
+
+* Input:
+ - Fix interference between various obscure XKB features
+   (e.g. overlays) and Compose sequences
+
+* Action support:
+ - Fix submenu-action handling
+
+* Theme:
+ - Update icons from the Adwaita icon theme
+ - Fix icon names for GtkSwitch
+ - Fix switch-off icon
+
+* GSK:
+ - Improve transformed offscreen rendering
+ - Add padding between cached glyphs
+
+* Wayland:
+ - Fix monitor sizes in the presence of transforms
+ - Add a getter for the EGLDisplay
+ - Fix click-drag-release sequences for popovers
+
+* X11:
+ - Support EGL for X11. Fall back to GLX if EGL isn't available
+ - Always fall back to GLX on NVidia
+ - Add a getter for the EGLDisplay
+
+* Broadway:
+ - Add a setter for display scale
+
+* Windows:
+ - Add a getter for the EGLDisplay
+ - Make GL work for media playback
+
+* MacOS:
+ - Fix menubar appearance
+
+* Tools:
+ - gtk4-builder-tool: Replace can-focus with focusable in 3-to-4 conversion
+
+* Introspection:
+ - Add missing annotations in a few places (e.g. gtk_free_view_row_activated)
+
+* Build:
+ - Only build one source file with -mf16c
+ - Fix devel styling for ci flatpak builds
+ - Generate appdata for demo flatpaks
+
+* Docs:
+ - Numerous fixes and additions
+
+* Translation updates:
+ Friulian
+ Nepali
+ Norwegian Bokmål
+ Ukrainian
+
+
+Overview of Changes in 4.3.0
+============================
+
+* GtkVideo:
+ - Detect stream metadata when using gstreamer
+
+* GtkFileChooser:
+ - Fix a crash
+
+* GtkButton:
+ - Add back visual feedback for keynav activation
+
+* GtkFontChooser:
+ - Fix initial font selection
+
+* Text widgets:
+ - Replace squiggly error underlines by dotted lines
+ - Support translucent selections
+
+* GtkTextView:
+ - Various improvements to rendering performance
+
+* GtkScrolledWindow:
+ - Stop using scroll cursors
+
+* GtkMenuButton:
+ - Make focus-on-click work
+
+* GtkToggleButton:
+ - Make grouped buttons mutually exclusive
+
+* GtkPasswordEntry:
+ - Use MADV_DONTDUMP for secure memory
+
+* GtkListBox:
+ - Allow repeated selection extension for MULTIPLE
+
+* Themes:
+ - Reorganize and rename included themes. The theme is now
+   called Default, with dark, hc and hc-dark variants.
+   Visually, the themes are unchanged.
+ - The theme variants are also available as standalone
+   themes called Default-dark, etc.
+ - The theme named Adwaita is moving to libadwaita
+ - Fix resize border sizing
+ - Fix solid-csd window decorations
+
+* Input:
+ - Revert some Compose sequence changes (mainly around dead
+   acute and apostrophe)
+ - Consume all key events during preedit, to avoid unexpected
+   interactions
+ - Ignore more modifiers during preedit, to allow using 3rd and
+   5th level choosers
+ - Fix handling of cursor positions in non-ASCII preedit text
+ - Fix a problem with deferred focus setting
+
+* GdkClipboard:
+ - Ensure strings are nul-terminated
+
+* GSK:
+ - Improvements to the ngl renderer
+   - Fix offscreen rendering with transforms
+   - Fix downscaled textures
+   - Avoid huge intermediate textures
+   - Use fp16 for colors
+   - Optimize handling of underlines in text
+   - Fix corner cases of shadow rendering
+ - Reorganize shader resources
+ - Make shadow rendering match across renderers
+
+* Accessibility:
+ - Various fixes to get Orca to speak (still a work in progress)
+
+* Wayland:
+ - Improve font settings fallback
+ - Avoid unintentional rendering freezes with popovers
+ - Support the xdg_activation_v1 protocol
+
+* X11:
+ - Don't beep on untrusted displays
+ - Don't crash when popovers are outside the workarea
+
+* Windows:
+ - Fix using GL rendering with Mesa drivers
+
+* Tools:
+ - Add support for copy/paste in gtk4-node-editor
+ - Make syntax highlighting work in the gtk4-demo flatpak
+
+* Inspector:
+ - Enable the inspector by default, in all cases
+ - Show keyboard layouts
+ - Improve monitor information
+
+* Translation updates:
+ Catalan
+ Chinese (Taiwan)
+ Dutch
+ Nepali
+ Polish
+ Swedish
+ Ukrainian
+
+
+Overview of Changes in 4.2.0
+============================
+
+* GtkFileChooser: Make the location entry work again
+
+* GtlLabel: Fix tooltips on links
+
+* GtkTextView: Make scrolling work better with renderers
+
+* X11:
+ - Fix damage handling
+ - Trap errors from the COW
+
+* Windows:
+ - Use a visible scroll cursor
+ - Include more icons for icon-theme-less situations
+
+* Wayland: Fix key event matching with mismatched layouts.
+  This was causing keyboard accelerators to trigger unexpectedly
+
+* Inspector: Allow inspecting Unicode
+
+* Input:
+ - Improve dead key handling
+ - Regenerate compose sequence table
+
+* gsk:
+ - Fix a crash in the ngl renderer
+ - Fix a rounding error in subpixel glyph positioning
+ - ngl: Implement glyph cache eviction
+ - ngl: Improve the glyph cache effectiveness
+ - ngl: Fix uniform key mapping on Windows
+ - Make the ngl renderer the default
+
+* build:
+ - Fix build with cairo as subproject
+ - Disable g_assert in release builds
+ - Include gi-docgen as subproject
+ - Include generated docs
+
+* Translation updates:
+ Hebrew
+ Hungarian
+ Italian
+ Polish
+ Portuguese
+ Swedish
+ Ukrainian
+
+
+Overview of Changes in 4.1.2
+============================
+
+* Input:
+ - Ensure preedit-start and preedit-end
+   are emitted properly
+ - Support the Wayland text protocol better
+ - Delete the selection when preedit starts
+
+* Label: Fix a small issue with markup parsing
+  and mnemonics
+
+* Spinbutton: Interpret localized digits
+
+* Textview: Fix blinking block cursors
+
+* Tooltips: Don't pop up erroneous on popovers
+
+* Window: Add a way to disable F10 handling
+
+* Theme:
+ - Use a regular focus ring for sidebar rows
+
+* GSK
+ - ngl: Performance improvements
+ - vulkan: Add visible fallback rendering
+ - vukan: Handle simple transforms when clipping
+
+* Wayland:
+ - Don't force a full redraw for every frame
+ - Don't leak buffers when rendering with cairo
+
+* Demos:
+ - iconbrowser: Make search more useful
+
+* Documentation:
+ - Switch to building docs from gir files with gi-docgen
+
+* build:
+ - Allow GTK to be used as meson subproject
+
+* Translation updates
+ Catalan
+ Czech
+ Finnish
+ French
+ Indonesian
+ Kazakh
+ Latvian
+ Norwegian Bokmål
+ Polish
+ Serbian
+ Turkish
+
+
 Overview of Changes in 4.1.1
 ============================
 

README.md

@@ -32,9 +32,16 @@ Discussion forum
   - https://discourse.gnome.org/c/platform/core/
 
 Nightly documentation can be found at
-  - Gtk: https://gnome.pages.gitlab.gnome.org/gtk/gtk/
-  - Gdk: https://gnome.pages.gitlab.gnome.org/gtk/gdk/
-  - Gsk: https://gnome.pages.gitlab.gnome.org/gtk/gsk/
+  - Gtk: https://gnome.pages.gitlab.gnome.org/gtk/gtk4/
+  - Gdk: https://gnome.pages.gitlab.gnome.org/gtk/gdk4/
+  - Gsk: https://gnome.pages.gitlab.gnome.org/gtk/gsk4/
+
+Nightly flatpaks of our demos can be installed from the
+[GNOME Nightly](https://wiki.gnome.org/Apps/Nightly) repository:
+  - `flatpak remote-add --if-not-exists gnome-nightly https://nightly.gnome.org/gnome-nightly.flatpakrepo` 
+  - `flatpak install gnome-nightly org.gtk.Demo4`
+  - `flatpak install gnome-nightly org.gtk.WidgetFactory4`
+  - `flatpak install gnome-nightly org.gtk.IconBrowser4`
 
 Building and installing
 -----------------------
@@ -150,8 +157,8 @@ Release notes
 The release notes for GTK are part of the migration guide in the API
 reference. See:
 
- - [3.x release notes](https://developer.gnome.org/gtk3/unstable/gtk-migrating-2-to-3.html)
- - [4.x release notes](https://developer.gnome.org/gtk4/unstable/gtk-migrating-3-to-4.html)
+ - [3.x release notes](https://developer.gnome.org/gtk3/stable/gtk-migrating-2-to-3.html)
+ - [4.x release notes](https://docs.gtk.org/gtk4/migrating-3to4.html)
 
 Licensing terms
 ---------------

build-aux/flatpak/lua-5.1.5-so.patch

@@ -0,0 +1,43 @@
+diff -ur lua-5.1.4/src/Makefile lua-5.1.4-new/src/Makefile
+--- lua-5.1.4/src/Makefile	2008-01-19 20:37:58.000000000 +0100
++++ lua-5.1.4-new/src/Makefile	2012-02-23 18:26:43.000000000 +0100
+@@ -23,6 +23,7 @@
+ PLATS= aix ansi bsd freebsd generic linux macosx mingw posix solaris
+ 
+ LUA_A=	liblua.a
++LUA_SO=	liblua.so
+ CORE_O=	lapi.o lcode.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o \
+ 	lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o  \
+ 	lundump.o lvm.o lzio.o
+@@ -36,7 +37,7 @@
+ LUAC_O=	luac.o print.o
+ 
+ ALL_O= $(CORE_O) $(LIB_O) $(LUA_O) $(LUAC_O)
+-ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T)
++ALL_T= $(LUA_A) $(LUA_SO) $(LUA_T) $(LUAC_T)
+ ALL_A= $(LUA_A)
+ 
+ default: $(PLAT)
+@@ -51,6 +52,11 @@
+ 	$(AR) $@ $?
+ 	$(RANLIB) $@
+ 
++$(LUA_SO): $(CORE_O) $(LIB_O)
++	$(CC) -shared -ldl -Wl,-soname,$(LUA_SO).$(V) -o $@.$(R) $? -lm $(MYLDFLAGS)
++	ln -sf $(LUA_SO).$(R) $(LUA_SO).$(V)
++	ln -sf $(LUA_SO).$(R) $(LUA_SO)
++
+ $(LUA_T): $(LUA_O) $(LUA_A)
+ 	$(CC) -o $@ $(MYLDFLAGS) $(LUA_O) $(LUA_A) $(LIBS)
+ 
+--- lua-5.1.4/Makefile	2008-08-12 02:40:48.000000000 +0200
++++ lua-5.1.4-new/Makefile	2012-02-23 19:06:32.000000000 +0100
+@@ -53,7 +53,7 @@
+ all:	$(PLAT)
+ 
+ $(PLATS) clean:
+-	cd src && $(MAKE) $@
++	cd src && $(MAKE) $@ V=$(V) R=$(R)
+ 
+ test:	dummy
+ 	src/lua test/hello.lua

build-aux/flatpak/org.gtk.Demo4.json

@@ -35,15 +35,15 @@
     "modules" : [
         {
             "name" : "wayland",
-            "buildsystem" : "autotools",
+            "buildsystem" : "meson",
             "builddir" : true,
             "config-opts" : [
-                "--disable-documentation"
+                "-Ddocumentation=false"
             ],
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://github.com/wayland-project/wayland.git"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },
@@ -63,6 +63,107 @@
                 }
             ]
         },
+        {
+            "name" : "libsass",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/libsass.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name" : "sassc",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/sassc.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name": "boost",
+            "buildsystem": "simple",
+            "build-commands": [
+                "./bootstrap.sh --prefix=/app --with-libraries=date_time,filesystem,iostreams,locale,regex,system,thread,python,program_options,test,serialization",
+                "./b2 --build-type=minimal link=shared -j $FLATPAK_BUILDER_N_JOBS",
+                "./b2 --build-type=minimal link=shared install"
+             ],
+             "sources": [
+                 {
+                     "type": "archive",
+                     "url": "https://boostorg.jfrog.io/artifactory/main/release/1.69.0/source/boost_1_69_0.tar.bz2",
+                     "sha256": "8f32d4617390d1c2d16f26a27ab60d97807b35440d45891fa340fc2648b04406"
+                 }
+            ]
+        },
+        {
+            "name": "lua-5.1",
+            "buildsystem": "simple",
+            "build-commands": [
+                "make -j $FLATPAK_BUILDER_N_JOBS CFLAGS=\"$CFLAGS -fPIC -DLUA_USE_LINUX\" linux",
+                "make INSTALL_TOP=$FLATPAK_DEST TO_LIB='liblua.a liblua.so.5.1.5' install",
+                "ln -sf liblua.so.5.1.5 $FLATPAK_DEST/lib/liblua.so",
+                "ln -sf liblua.so.5.1.5 $FLATPAK_DEST/lib/liblua.so.5.1",
+                "install -Dm0644 etc/lua.pc $FLATPAK_DEST/lib/pkgconfig/lua.pc",
+                "ln -sf lua.pc $FLATPAK_DEST/lib/pkgconfig/lua51.pc",
+                "ln -sf lua.pc $FLATPAK_DEST/lib/pkgconfig/lua5.1.pc",
+                "ln -sf lua.pc $FLATPAK_DEST/lib/pkgconfig/lua-5.1.pc"
+            ],
+            "sources": [
+                {
+                    "type": "archive",
+                    "url": "https://www.lua.org/ftp/lua-5.1.5.tar.gz",
+                    "sha256": "2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333"
+                },
+                {
+                    "type": "patch",
+                    "path": "lua-5.1.5-so.patch"
+                },
+                {
+                    "type": "shell",
+                    "commands": [
+                        "sed -i \"s|/usr/local|$FLATPAK_DEST|\" etc/lua.pc src/luaconf.h"
+                    ]
+                }
+            ],
+            "cleanup": [
+                "*.a",
+                "/bin",
+                "/include",
+                "/lib/pkgconfig",
+                "/man"
+            ]
+        },
+        {
+            "name" : "highlight",
+            "buildsystem" : "simple",
+            "builddir" : true,
+            "build-commands" : [
+                "sed -i -e 's#^PREFIX = /usr#PREFIX = /app#' makefile",
+                "make",
+                "make install"
+            ],
+            "sources" : [
+                {
+                    "type" : "archive",
+                    "url" : "http://www.andre-simon.de/zip/highlight-4.0.tar.bz2",
+                    "sha256" : "f40dcba26e011a2c67df874f4d9b0238c2c6b065163ce8de3d8371b9dfce864d"
+                }
+            ]
+        },
         {
             "name" : "gtk",
             "buildsystem" : "meson",
@@ -70,7 +171,6 @@
             "config-opts" : [
                 "--libdir=/app/lib",
                 "-Denable_vulkan=no",
-                "-Dsassc=disabled",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/flatpak/org.gtk.IconBrowser4.json

@@ -35,15 +35,15 @@
     "modules" : [
         {
             "name" : "wayland",
-            "buildsystem" : "autotools",
+            "buildsystem" : "meson",
             "builddir" : true,
             "config-opts" : [
-                "--disable-documentation"
+                "-Ddocumentation=false"
             ],
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://github.com/wayland-project/wayland.git"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },
@@ -63,6 +63,36 @@
                 }
             ]
         },
+        {
+            "name" : "libsass",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/libsass.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name" : "sassc",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/sassc.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
         {
             "name" : "gtk",
             "buildsystem" : "meson",
@@ -70,7 +100,6 @@
             "config-opts" : [
                 "--libdir=/app/lib",
                 "-Denable_vulkan=no",
-                "-Dsassc=disabled",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/flatpak/org.gtk.WidgetFactory4.json

@@ -35,15 +35,15 @@
     "modules" : [
         {
             "name" : "wayland",
-            "buildsystem" : "autotools",
+            "buildsystem" : "meson",
             "builddir" : true,
             "config-opts" : [
-                "--disable-documentation"
+                "-Ddocumentation=false"
             ],
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://github.com/wayland-project/wayland.git"
+                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git"
                 }
             ]
         },
@@ -63,6 +63,36 @@
                 }
             ]
         },
+        {
+            "name" : "libsass",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/libsass.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
+        {
+            "name" : "sassc",
+            "buildsystem" : "meson",
+            "builddir" : true,
+            "config-opts" : [
+                "--libdir=/app/lib"
+            ],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://github.com/lazka/sassc.git",
+                    "branch" : "meson"
+                }
+            ]
+        },
         {
             "name" : "gtk",
             "buildsystem" : "meson",
@@ -70,7 +100,6 @@
             "config-opts" : [
                 "--libdir=/app/lib",
                 "-Denable_vulkan=no",
-                "-Dsassc=disabled",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/meson/dist-data.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import os
+import shutil
+import subprocess
+
+from pathlib import PurePath
+
+
+stylesheets = [
+    'gtk/theme/Default/Default-light.css',
+    'gtk/theme/Default/Default-dark.css',
+    'gtk/theme/Default/Default-hc.css',
+    'gtk/theme/Default/Default-hc-dark.css',
+]
+
+references = [
+    'docs/reference/gtk/gtk4',
+    'docs/reference/gsk/gsk4',
+    'docs/reference/gdk/gdk4',
+    'docs/reference/gdk/gdk4-wayland',
+    'docs/reference/gdk/gdk4-x11',
+]
+
+sourceroot = os.environ.get('MESON_SOURCE_ROOT')
+buildroot = os.environ.get('MESON_BUILD_ROOT')
+distroot = os.environ.get('MESON_DIST_ROOT')
+
+for stylesheet in stylesheets:
+    stylesheet_path = PurePath(stylesheet)
+    src = PurePath(sourceroot, stylesheet_path.with_suffix('.scss'))
+    dst = PurePath(distroot, stylesheet_path)
+    subprocess.call(['sassc', '-a', '-M', '-t', 'compact', src, dst])
+
+for reference in references:
+    src_path = os.path.join(buildroot, reference)
+    if os.path.isdir(src_path):
+        dst_path = os.path.join(distroot, reference)
+        shutil.copytree(src_path, dst_path)

build-aux/meson/dist-theme.py

@@ -1,19 +0,0 @@
-#!/usr/bin/env python3
-
-import os
-from pathlib import PurePath
-import subprocess
-
-stylesheets = [ 'gtk/theme/Adwaita/Adwaita.css',
-                'gtk/theme/Adwaita/Adwaita-dark.css',
-                'gtk/theme/HighContrast/HighContrast.css',
-                'gtk/theme/HighContrast/HighContrast-dark.css' ]
-
-sourceroot = os.environ.get('MESON_SOURCE_ROOT')
-distroot = os.environ.get('MESON_DIST_ROOT')
-
-for stylesheet in stylesheets:
-  stylesheet_path = PurePath(stylesheet)
-  src = PurePath(sourceroot, stylesheet_path.with_suffix('.scss'))
-  dst = PurePath(distroot, stylesheet_path)
-  subprocess.call(['sassc', '-a', '-M', '-t', 'compact', src, dst])

build-aux/meson/gen-demo-header.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+
+import os
+import subprocess
+import sys
+
+repodir = sys.argv[1]
+profile = sys.argv[2]
+
+sys.stdout.write("/* This file is auto-generated. Do not edit. */\n")
+sys.stdout.write("#pragma once\n")
+sys.stdout.write("\n")
+sys.stdout.write(f"#define PROFILE \"{profile}\"\n")
+
+short_sha = os.environ.get('CI_COMMIT_SHORT_SHA')
+if short_sha is None:
+    cmd = ["git", "-C", repodir, "rev-parse", "--short", "HEAD"]
+    try:
+        with subprocess.Popen(cmd, stdout=subprocess.PIPE) as p:
+            short_sha = p.stdout.read().decode('utf-8').rstrip("\n")
+    except FileNotFoundError:
+        short_sha = ''
+        if profile != 'default':
+            short_sha = 'devel'
+
+sys.stdout.write(f"#define VCS_TAG \"{short_sha}\"\n")

config.h.meson

@@ -76,6 +76,9 @@
 /* Define to 1 if you have a working `mmap' system call. */
 #mesondefine HAVE_MMAP
 
+/* Define to 1 if you have a working `madvise' system call. */
+#mesondefine HAVE_MADVISE
+
 /* Define to 1 if you have the `posix_fallocate' function. */
 #mesondefine HAVE_POSIX_FALLOCATE
 
@@ -121,9 +124,6 @@
 /* Define to 1 if you have the <unistd.h> header file. */
 #mesondefine HAVE_UNISTD_H
 
-/* Have the XCOMPOSITE X extension */
-#mesondefine HAVE_XCOMPOSITE
-
 /* Have the Xcursor library */
 #mesondefine HAVE_XCURSOR
 
@@ -279,3 +279,8 @@
 
 /* Define if tracker3 is available */
 #mesondefine HAVE_TRACKER3
+
+#mesondefine HAVE_F16C
+
+/* Does the OS support GDesktopAppInfo? */
+#mesondefine HAVE_DESKTOPAPPINFO

demos/gtk-demo/demo.gresource.xml

@@ -128,6 +128,9 @@
     <file>gtkfishbowl.c</file>
     <file>gtkfishbowl.h</file>
   </gresource>
+  <gresource prefix="/frames">
+    <file>frames.ui</file>
+  </gresource>
   <gresource prefix="/gears">
     <file>gtkgears.c</file>
     <file>gtkgears.h</file>
@@ -276,6 +279,7 @@
     <file>fishbowl.c</file>
     <file>fixed.c</file>
     <file>flowbox.c</file>
+    <file>frames.c</file>
     <file>font_features.c</file>
     <file>fontplane.c</file>
     <file>fontrendering.c</file>

demos/gtk-demo/demoimage.c

@@ -100,7 +100,11 @@ prepare_drag (GtkDragSource *source,
   DemoImage *demo = DEMO_IMAGE (widget);
   GdkPaintable *paintable = get_image_paintable (GTK_IMAGE (demo->image));
 
-  return gdk_content_provider_new_typed (GDK_TYPE_PAINTABLE, paintable);
+  /* Textures can be serialized, paintables can't, so special case the textures */
+  if (GDK_IS_TEXTURE (paintable))
+    return gdk_content_provider_new_typed (GDK_TYPE_TEXTURE, paintable);
+  else
+    return gdk_content_provider_new_typed (GDK_TYPE_PAINTABLE, paintable);
 }
 
 static gboolean
@@ -129,7 +133,11 @@ copy_image (GtkWidget *widget,
   GdkPaintable *paintable = get_image_paintable (GTK_IMAGE (demo->image));
   GValue value = G_VALUE_INIT;
 
-  g_value_init (&value, GDK_TYPE_PAINTABLE);
+  /* Textures can be serialized, paintables can't, so special case the textures */
+  if (GDK_IS_TEXTURE (paintable))
+    g_value_init (&value, GDK_TYPE_TEXTURE);
+  else
+    g_value_init (&value, GDK_TYPE_PAINTABLE);
   g_value_set_object (&value, paintable);
   gdk_clipboard_set_value (clipboard, &value);
   g_value_unset (&value);
@@ -138,24 +146,46 @@ copy_image (GtkWidget *widget,
     g_object_unref (paintable);
 }
 
+static void
+paste_image_cb (GObject      *source,
+                GAsyncResult *result,
+                gpointer      data)
+{
+  GdkClipboard *clipboard = GDK_CLIPBOARD (source);
+  DemoImage *demo = DEMO_IMAGE (data);
+  const GValue *value;
+
+  value = gdk_clipboard_read_value_finish (clipboard, result, NULL);
+  if (value == NULL)
+    {
+      gtk_widget_error_bell (GTK_WIDGET (demo));
+      g_object_unref (demo);
+      return;
+    }
+
+  gtk_image_set_from_paintable (GTK_IMAGE (demo->image), g_value_get_object (value));
+  g_object_unref (demo);
+}
+
 static void
 paste_image (GtkWidget *widget,
              const char *action_name,
              GVariant *parameter)
 {
   GdkClipboard *clipboard = gtk_widget_get_clipboard (widget);
-  DemoImage *demo = DEMO_IMAGE (widget);
-  GdkContentProvider *content = gdk_clipboard_get_content (clipboard);
-  GValue value = G_VALUE_INIT;
-  GdkPaintable *paintable;
+  GType type;
 
-  g_value_init (&value, GDK_TYPE_PAINTABLE);
-  if (!gdk_content_provider_get_value (content, &value, NULL))
-    return;
+  if (gdk_content_formats_contain_gtype (gdk_clipboard_get_formats (clipboard), GDK_TYPE_TEXTURE))
+    type = GDK_TYPE_TEXTURE;
+  else
+    type = GDK_TYPE_PAINTABLE;
 
-  paintable = GDK_PAINTABLE (g_value_get_object (&value));
-  gtk_image_set_from_paintable (GTK_IMAGE (demo->image), paintable);
-  g_value_unset (&value);
+  gdk_clipboard_read_value_async (clipboard, 
+                                  type,
+                                  G_PRIORITY_DEFAULT,
+                                  NULL,
+                                  paste_image_cb,
+                                  g_object_ref (widget));
 }
 
 static void

demos/gtk-demo/fishbowl.ui

@@ -13,13 +13,13 @@
             </style>
             <child>
               <object class="GtkButton">
-                <property name="icon-name">pan-start-symbolic</property>
+                <property name="icon-name">go-previous-symbolic</property>
                 <signal name="clicked" handler="fishbowl_prev_button_clicked_cb" object="bowl" swapped="no"/>
               </object>
             </child>
             <child>
               <object class="GtkButton">
-                <property name="icon-name">pan-end-symbolic</property>
+                <property name="icon-name">go-next-symbolic</property>
                 <signal name="clicked" handler="fishbowl_next_button_clicked_cb" object="bowl" swapped="no"/>
               </object>
             </child>

demos/gtk-demo/font-features.ui

@@ -10,12 +10,8 @@
           <object class="GtkButton" id="reset">
             <property name="receives-default">1</property>
             <property name="tooltip-text">Reset</property>
+            <property name="icon-name">view-refresh-symbolic</property>
             <signal name="clicked" handler="font_features_reset_features" swapped="no"/>
-            <child>
-              <object class="GtkImage">
-                <property name="icon-name">view-refresh-symbolic</property>
-              </object>
-            </child>
           </object>
         </child>
       </object>

demos/gtk-demo/font_features.c

@@ -1136,7 +1136,7 @@ done:
   g_free (design_coords);
 }
 
-void
+G_MODULE_EXPORT void
 font_features_font_changed (void)
 {
   update_script_combo ();
@@ -1144,14 +1144,14 @@ font_features_font_changed (void)
   update_font_variations ();
 }
 
-void
+G_MODULE_EXPORT void
 font_features_script_changed (void)
 {
   update_features ();
   update_display ();
 }
 
-void
+G_MODULE_EXPORT void
 font_features_reset_features (void)
 {
   GList *l;
@@ -1197,7 +1197,7 @@ switch_to_label (void)
   update_display ();
 }
 
-void
+G_MODULE_EXPORT void
 font_features_toggle_edit (void)
 {
   if (strcmp (gtk_stack_get_visible_child_name (GTK_STACK (stack)), "label") == 0)
@@ -1206,7 +1206,7 @@ font_features_toggle_edit (void)
     switch_to_label ();
 }
 
-void
+G_MODULE_EXPORT void
 font_features_stop_edit (void)
 {
   g_signal_emit_by_name (edit_toggle, "clicked");

demos/gtk-demo/fontify.c

@@ -255,6 +255,12 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
           INT_ATTR (insert_hyphens);
           break;
 
+#if PANGO_VERSION_CHECK(1,49,0)
+        case PANGO_ATTR_LINE_HEIGHT:
+        case PANGO_ATTR_ABSOLUTE_LINE_HEIGHT:
+          break;
+#endif
+
         case PANGO_ATTR_SHAPE:
         case PANGO_ATTR_ABSOLUTE_SIZE:
         case PANGO_ATTR_GRAVITY:
@@ -263,6 +269,17 @@ insert_tags_for_attributes (GtkTextBuffer     *buffer,
         case PANGO_ATTR_BACKGROUND_ALPHA:
           break;
 
+#if PANGO_VERSION_CHECK(1,49,0)
+        case PANGO_ATTR_TEXT_TRANSFORM:
+#endif
+#if PANGO_VERSION_CHECK(1,49,1)
+        case PANGO_ATTR_WORD:
+        case PANGO_ATTR_SENTENCE:
+        case PANGO_ATTR_BASELINE_SHIFT:
+        case PANGO_ATTR_FONT_SCALE:
+          break;
+#endif
+
         case PANGO_ATTR_INVALID:
         default:
           g_assert_not_reached ();

demos/gtk-demo/frames.c

@@ -0,0 +1,165 @@
+/* Benchmark/Frames
+ *
+ * This demo is intentionally as simple as possible, to see what
+ * framerate the windowing system can deliver on its own.
+ *
+ * It does nothing but change the drawn color, for every frame.
+ */
+
+#include <gtk/gtk.h>
+
+typedef struct
+{
+  GtkWidget parent_instance;
+
+  GdkRGBA color1;
+  GdkRGBA color2;
+  guint64 time2;
+  float t;
+
+  guint tick_cb;
+} ColorWidget;
+
+typedef struct
+{
+  GtkWidgetClass parent_class;
+} ColorWidgetClass;
+
+G_DEFINE_TYPE (ColorWidget, color_widget, GTK_TYPE_WIDGET)
+
+#define TIME_SPAN (3.0 * G_TIME_SPAN_SECOND)
+
+static gboolean
+change_color (GtkWidget     *widget,
+              GdkFrameClock *frame_clock,
+              gpointer       data)
+{
+  ColorWidget *color = (ColorWidget *)widget;
+  gint64 time;
+
+  time = gdk_frame_clock_get_frame_time (frame_clock);
+
+  if (time >= color->time2)
+    {
+      color->time2 = time + TIME_SPAN;
+
+      color->color1 = color->color2;
+      color->color2.red = g_random_double_range (0, 1);
+      color->color2.green = g_random_double_range (0, 1);
+      color->color2.blue = g_random_double_range (0, 1);
+      color->color2.alpha = 1;
+    }
+
+  color->t = 1 - (color->time2 - time) / TIME_SPAN;
+
+  gtk_widget_queue_draw (widget);
+
+  return G_SOURCE_CONTINUE;
+}
+
+static void
+color_widget_snapshot (GtkWidget   *widget,
+                       GtkSnapshot *snapshot)
+{
+  ColorWidget *color = (ColorWidget *)widget;
+  float w, h;
+  GdkRGBA c;
+
+  w = gtk_widget_get_width (widget);
+  h = gtk_widget_get_height (widget);
+
+  c.red = (1 - color->t) * color->color1.red + color->t * color->color2.red;
+  c.green = (1 - color->t) * color->color1.green + color->t * color->color2.green;
+  c.blue = (1 - color->t) * color->color1.blue + color->t * color->color2.blue;
+  c.alpha = 1;
+
+  gtk_snapshot_append_color (snapshot, &c, &GRAPHENE_RECT_INIT (0, 0, w, h));
+}
+
+static void
+color_widget_init (ColorWidget *color)
+{
+  gtk_widget_add_tick_callback (GTK_WIDGET (color), change_color, NULL, NULL);
+  gtk_widget_set_hexpand (GTK_WIDGET (color), TRUE);
+  gtk_widget_set_vexpand (GTK_WIDGET (color), TRUE);
+}
+
+static void
+color_widget_class_init (ColorWidgetClass *class)
+{
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
+
+  widget_class->snapshot = color_widget_snapshot;
+}
+
+GtkWidget *
+color_widget_new (void)
+{
+  return g_object_new (color_widget_get_type (), NULL);
+}
+
+static gboolean
+update_fps_label (gpointer data)
+{
+  GtkWidget *label = GTK_WIDGET (data);
+  GdkFrameClock *frame_clock;
+
+  frame_clock = gtk_widget_get_frame_clock (label);
+
+  if (frame_clock)
+    {
+      char *fps;
+
+      fps = g_strdup_printf ("%.2f fps", gdk_frame_clock_get_fps (frame_clock));
+      gtk_label_set_label (GTK_LABEL (label), fps);
+      g_free (fps);
+    }
+  else
+    gtk_label_set_label (GTK_LABEL (label), "");
+
+  return G_SOURCE_CONTINUE;
+}
+
+static void
+remove_id (gpointer data)
+{
+  guint id = GPOINTER_TO_UINT (data);
+
+  g_source_remove (id);
+}
+
+GtkWidget *
+do_frames (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+
+  if (!window)
+    {
+      GtkBuilder *builder;
+      GtkWidget *box;
+      GtkWidget *label;
+      guint id;
+
+      builder = gtk_builder_new_from_resource ("/frames/frames.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),
+                              gtk_widget_get_display (do_widget));
+
+      label = GTK_WIDGET (gtk_builder_get_object (builder, "fps"));
+      box = GTK_WIDGET (gtk_builder_get_object (builder, "box"));
+
+      gtk_box_append (GTK_BOX (box), color_widget_new ());
+
+      id = g_timeout_add (500, update_fps_label, label);
+      g_object_set_data_full (G_OBJECT (label), "tick_cb",
+                              GUINT_TO_POINTER (id), remove_id);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/frames.ui

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window">
+    <property name="resizable">1</property>
+    <property name="default-width">600</property>
+    <property name="default-height">400</property>
+    <property name="title">Frames</property>
+    <child type="titlebar">
+      <object class="GtkHeaderBar" id="header">
+        <child type="end">
+          <object class="GtkLabel" id="fps">
+            <attributes>
+              <attribute name="font-features" value="tnum=1"/>
+            </attributes>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox" id="box">
+      </object>
+    </child>
+  </object>
+</interface>

demos/gtk-demo/gskshaderpaintable.c

@@ -23,13 +23,10 @@
 #include "gskshaderpaintable.h"
 
 /**
- * SECTION:gskshaderpaintable
- * @Short_description: Drawing with shaders
- * @Title: GskShaderPaintable
- * @see_also: #GdkPaintable
+ * GskShaderPaintable:
  *
- * GskShaderPaintable is an implementation of the #GdkPaintable interface
- * that uses a #GskGLShader to create pixels.
+ * `GskShaderPaintable` is an implementation of the `GdkPaintable` interface
+ * that uses a `GskGLShader` to create pixels.
  *
  * You can set the uniform data that the shader needs for rendering
  * using gsk_shader_paintable_set_args(). This function can
@@ -38,7 +35,7 @@
  *
  * Commonly, time is passed to shaders as a float uniform containing
  * the elapsed time in seconds. The convenience API
- * gsk_shader_paintable_update_time() can be called from a #GtkTickCallback
+ * gsk_shader_paintable_update_time() can be called from a `GtkTickCallback`
  * to update the time based on the frame time of the frame clock.
  */
 
@@ -186,7 +183,7 @@ gsk_shader_paintable_init (GskShaderPaintable *self)
  * pixels. The shader must not require input textures.
  * If @data is %NULL, all uniform values are set to zero.
  *
- * Returns: (transfer full): a new #GskShaderPaintable
+ * Returns: (transfer full): a new `GskShaderPaintable`
  */
 GdkPaintable *
 gsk_shader_paintable_new (GskGLShader *shader,
@@ -215,8 +212,8 @@ gsk_shader_paintable_new (GskGLShader *shader,
 
 /**
  * gsk_shader_paintable_set_shader:
- * @self: a #GskShaderPaintable
- * @shader: the #GskGLShader to use
+ * @self: a `GskShaderPaintable`
+ * @shader: the `GskGLShader` to use
  *
  * Sets the shader that the paintable will use
  * to create pixels. The shader must not require
@@ -241,11 +238,11 @@ gsk_shader_paintable_set_shader (GskShaderPaintable *self,
 
 /**
  * gsk_shader_paintable_get_shader:
- * @self: a #GskShaderPaintable
+ * @self: a `GskShaderPaintable`
  *
  * Returns the shader that the paintable is using.
  *
- * Returns: (transfer none): the #GskGLShader that is used
+ * Returns: (transfer none): the `GskGLShader` that is used
  */
 GskGLShader *
 gsk_shader_paintable_get_shader (GskShaderPaintable *self)
@@ -257,12 +254,12 @@ gsk_shader_paintable_get_shader (GskShaderPaintable *self)
 
 /**
  * gsk_shader_paintable_set_args:
- * @self: a #GskShaderPaintable
+ * @self: a `GskShaderPaintable`
  * @data: Data block with uniform data for the shader
  *
  * Sets the uniform data that will be passed to the
  * shader when rendering. The @data will typically
- * be produced by a #GskUniformDataBuilder.
+ * be produced by a `GskUniformDataBuilder`.
  *
  * Note that the @data should be considered immutable
  * after it has been passed to this function.
@@ -284,7 +281,7 @@ gsk_shader_paintable_set_args (GskShaderPaintable *self,
 
 /**
  * gsk_shader_paintable_get_args:
- * @self: a #GskShaderPaintable
+ * @self: a `GskShaderPaintable`
  *
  * Returns the uniform data set with
  * gsk_shader_paintable_get_args().
@@ -301,9 +298,9 @@ gsk_shader_paintable_get_args (GskShaderPaintable *self)
 
 /**
  * gsk_shader_paintable_update_time:
- * @self: a #GskShaderPaintable
+ * @self: a `GskShaderPaintable`
  * @time_idx: the index of the uniform for time in seconds as float
- * @frame_time: the current frame time, as returned by #GdkFrameClock
+ * @frame_time: the current frame time, as returned by `GdkFrameClock`
  *
  * This function is a convenience wrapper for
  * gsk_shader_paintable_set_args() that leaves all
@@ -311,7 +308,7 @@ gsk_shader_paintable_get_args (GskShaderPaintable *self)
  * index @time_idx, which will be set to the elapsed time
  * in seconds, since the first call to this function.
  *
- * This function is usually called from a #GtkTickCallback.
+ * This function is usually called from a `GtkTickCallback`.
  */
 void
 gsk_shader_paintable_update_time (GskShaderPaintable *self,

demos/gtk-demo/gtkfishbowl.c

@@ -74,9 +74,9 @@ gtk_fishbowl_init (GtkFishbowl *fishbowl)
 /**
  * gtk_fishbowl_new:
  *
- * Creates a new #GtkFishbowl.
+ * Creates a new `GtkFishbowl`.
  *
- * Returns: a new #GtkFishbowl.
+ * Returns: a new `GtkFishbowl`.
  */
 GtkWidget*
 gtk_fishbowl_new (void)

demos/gtk-demo/gtkshadertoy.c

@@ -163,8 +163,8 @@ drag_update_cb (GtkGestureDrag *drag,
 
 static void
 drag_end_cb (GtkGestureDrag *drag,
-             gdouble         dx,
-             gdouble         dy,
+             double          dx,
+             double          dy,
              gpointer        user_data)
 {
   GtkShadertoy *shadertoy = GTK_SHADERTOY (user_data);

demos/gtk-demo/headerbar.c

@@ -18,8 +18,6 @@ do_headerbar (GtkWidget *do_widget)
   GtkWidget *header;
   GtkWidget *button;
   GtkWidget *box;
-  GtkWidget *image;
-  GIcon *icon;
 
   if (!window)
     {
@@ -32,20 +30,14 @@ do_headerbar (GtkWidget *do_widget)
 
       header = gtk_header_bar_new ();
 
-      button = gtk_button_new ();
-      icon = g_themed_icon_new ("mail-send-receive-symbolic");
-      image = gtk_image_new_from_gicon (icon);
-      g_object_unref (icon);
-      gtk_button_set_child (GTK_BUTTON (button), image);
+      button = gtk_button_new_from_icon_name ("mail-send-receive-symbolic");
       gtk_header_bar_pack_end (GTK_HEADER_BAR (header), button);
 
       box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
       gtk_widget_add_css_class (box, "linked");
-      button = gtk_button_new ();
-      gtk_button_set_child (GTK_BUTTON (button), gtk_image_new_from_icon_name ("pan-start-symbolic"));
+      button = gtk_button_new_from_icon_name ("go-previous-symbolic");
       gtk_box_append (GTK_BOX (box), button);
-      button = gtk_button_new ();
-      gtk_button_set_child (GTK_BUTTON (button), gtk_image_new_from_icon_name ("pan-end-symbolic"));
+      button = gtk_button_new_from_icon_name ("go-next-symbolic");
       gtk_box_append (GTK_BOX (box), button);
 
       gtk_header_bar_pack_start (GTK_HEADER_BAR (header), box);

demos/gtk-demo/hypertext.c

@@ -61,12 +61,26 @@ show_page (GtkTextView *text_view,
            int          page)
 {
   GtkTextBuffer *buffer;
-  GtkTextIter iter;
+  GtkTextIter iter, start;
+  GtkTextMark *mark;
   GtkWidget *child;
   GtkTextChildAnchor *anchor;
   GtkEventController *controller;
+  GtkTextTag *bold, *mono, *nobreaks;
 
   buffer = gtk_text_view_get_buffer (text_view);
+
+  bold = gtk_text_buffer_create_tag (buffer, NULL,
+                                     "weight", PANGO_WEIGHT_BOLD,
+                                     "scale", PANGO_SCALE_X_LARGE,
+                                     NULL);
+  mono = gtk_text_buffer_create_tag (buffer, NULL,
+                                     "family", "monospace",
+                                     NULL);
+  nobreaks = gtk_text_buffer_create_tag (buffer, NULL,
+                                         "allow-breaks", FALSE,
+                                         NULL);
+
   gtk_text_buffer_set_text (buffer, "", 0);
   gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
   gtk_text_buffer_begin_irreversible_action (buffer);
@@ -104,17 +118,22 @@ show_page (GtkTextView *text_view,
     }
   else if (page == 2)
     {
-      GtkTextTag *tag;
+      mark = gtk_text_buffer_create_mark (buffer, "mark", &iter, TRUE);
 
-      tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                        "weight", PANGO_WEIGHT_BOLD,
-                                        "scale", PANGO_SCALE_X_LARGE,
-                                        NULL);
-      gtk_text_buffer_insert_with_tags (buffer, &iter, "tag", -1, tag, NULL);
-      tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                        "family", "monospace",
-                                        NULL);
-      gtk_text_buffer_insert_with_tags (buffer, &iter, " / tag / ", -1, tag, NULL);
+      gtk_text_buffer_insert_with_tags (buffer, &iter, "tag", -1, bold, NULL);
+      gtk_text_buffer_insert (buffer, &iter, " /", -1);
+
+      gtk_text_buffer_get_iter_at_mark (buffer, &start, mark);
+      gtk_text_buffer_apply_tag (buffer, nobreaks, &start, &iter);
+      gtk_text_buffer_insert (buffer, &iter, " ", -1);
+
+      gtk_text_buffer_move_mark (buffer, mark, &iter);
+      gtk_text_buffer_insert_with_tags (buffer, &iter, "tag", -1, mono, NULL);
+      gtk_text_buffer_insert (buffer, &iter, " /", -1);
+
+      gtk_text_buffer_get_iter_at_mark (buffer, &start, mark);
+      gtk_text_buffer_apply_tag (buffer, nobreaks, &start, &iter);
+      gtk_text_buffer_insert (buffer, &iter, " ", -1);
 
       anchor = gtk_text_buffer_create_child_anchor (buffer, &iter);
       child = gtk_image_new_from_icon_name ("audio-volume-high-symbolic");
@@ -132,20 +151,26 @@ show_page (GtkTextView *text_view,
           "behavior of mouse and key presses, “lock” a range of text so the "
           "user can't edit it, or countless other things.\n", -1);
       insert_link (buffer, &iter, "Go back", 1);
+
+      gtk_text_buffer_delete_mark (buffer, mark);
     }
   else if (page == 3)
     {
-      GtkTextTag *tag;
+      mark = gtk_text_buffer_create_mark (buffer, "mark", &iter, TRUE);
 
-      tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                        "weight", PANGO_WEIGHT_BOLD,
-                                        "scale", PANGO_SCALE_X_LARGE,
-                                        NULL);
-      gtk_text_buffer_insert_with_tags (buffer, &iter, "hypertext", -1, tag, NULL);
-      tag = gtk_text_buffer_create_tag (buffer, NULL,
-                                        "family", "monospace",
-                                        NULL);
-      gtk_text_buffer_insert_with_tags (buffer, &iter, " / ˈhaɪ pərˌtɛkst / ", -1, tag, NULL);
+      gtk_text_buffer_insert_with_tags (buffer, &iter, "hypertext", -1, bold, NULL);
+      gtk_text_buffer_insert (buffer, &iter, " /", -1);
+
+      gtk_text_buffer_get_iter_at_mark (buffer, &start, mark);
+      gtk_text_buffer_apply_tag (buffer, nobreaks, &start, &iter);
+      gtk_text_buffer_insert (buffer, &iter, " ", -1);
+
+      gtk_text_buffer_move_mark (buffer, mark, &iter);
+      gtk_text_buffer_insert_with_tags (buffer, &iter, "ˈhaɪ pərˌtɛkst", -1, mono, NULL);
+      gtk_text_buffer_insert (buffer, &iter, " /", -1);
+      gtk_text_buffer_get_iter_at_mark (buffer, &start, mark);
+      gtk_text_buffer_apply_tag (buffer, nobreaks, &start, &iter);
+      gtk_text_buffer_insert (buffer, &iter, " ", -1);
 
       anchor = gtk_text_buffer_create_child_anchor (buffer, &iter);
       child = gtk_image_new_from_icon_name ("audio-volume-high-symbolic");
@@ -159,6 +184,8 @@ show_page (GtkTextView *text_view,
           "Machine-readable text that is not sequential but is organized "
           "so that related items of information are connected.\n", -1);
       insert_link (buffer, &iter, "Go back", 1);
+
+      gtk_text_buffer_delete_mark (buffer, mark);
     }
   gtk_text_buffer_end_irreversible_action (buffer);
 }
@@ -358,7 +385,7 @@ do_hypertext (GtkWidget *do_widget)
 
       sw = gtk_scrolled_window_new ();
       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
-                                      GTK_POLICY_AUTOMATIC,
+                                      GTK_POLICY_NEVER,
                                       GTK_POLICY_AUTOMATIC);
       gtk_window_set_child (GTK_WINDOW (window), sw);
       gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), view);

demos/gtk-demo/iconscroll.c

@@ -13,7 +13,7 @@ static GtkWidget *window = NULL;
 static GtkWidget *scrolledwindow;
 static int selected;
 
-#define N_WIDGET_TYPES 7
+#define N_WIDGET_TYPES 8
 
 
 static int hincrement = 5;
@@ -110,6 +110,46 @@ populate_text (gboolean highlight)
   gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), textview);
 }
 
+static void
+populate_emoji_text (void)
+{
+  GtkWidget *textview;
+  GtkTextBuffer *buffer;
+  GString *s;
+  GtkTextIter iter;
+
+  s = g_string_sized_new (500 * 30 * 4);
+
+  for (int i = 0; i < 500; i++)
+    {
+      if (i % 2)
+        g_string_append (s, "<span underline=\"single\" underline_color=\"red\">x</span>");
+      for (int j = 0; j < 30; j++)
+        {
+          g_string_append (s, "💓");
+          g_string_append (s, "<span underline=\"single\" underline_color=\"red\">x</span>");
+        }
+      g_string_append (s, "\n");
+    }
+
+  buffer = gtk_text_buffer_new (NULL);
+  gtk_text_buffer_get_start_iter (buffer, &iter);
+  gtk_text_buffer_insert_markup (buffer, &iter, s->str, s->len);
+
+  g_string_free (s, TRUE);
+
+  textview = gtk_text_view_new ();
+  gtk_text_view_set_buffer (GTK_TEXT_VIEW (textview), buffer);
+
+  hincrement = 0;
+  vincrement = 5;
+
+  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow),
+                                  GTK_POLICY_NEVER,
+                                  GTK_POLICY_AUTOMATIC);
+  gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), textview);
+}
+
 static void
 populate_image (void)
 {
@@ -224,21 +264,26 @@ set_widget_type (int type)
       break;
 
     case 3:
+      gtk_window_set_title (GTK_WINDOW (window), "Scrolling text with Emoji");
+      populate_emoji_text ();
+      break;
+
+    case 4:
       gtk_window_set_title (GTK_WINDOW (window), "Scrolling a big image");
       populate_image ();
       break;
 
-    case 4:
+    case 5:
       gtk_window_set_title (GTK_WINDOW (window), "Scrolling a list");
       populate_list ();
       break;
 
-    case 5:
+    case 6:
       gtk_window_set_title (GTK_WINDOW (window), "Scrolling a columned list");
       populate_list2 ();
       break;
 
-    case 6:
+    case 7:
       gtk_window_set_title (GTK_WINDOW (window), "Scrolling a grid");
       populate_grid ();
       break;

demos/gtk-demo/iconscroll.ui

@@ -13,13 +13,13 @@
             </style>
             <child>
               <object class="GtkButton">
-                <property name="icon-name">pan-start-symbolic</property>
+                <property name="icon-name">go-previous-symbolic</property>
                 <signal name="clicked" handler="iconscroll_prev_clicked_cb"/>
               </object>
             </child>
             <child>
               <object class="GtkButton">
-                <property name="icon-name">pan-end-symbolic</property>
+                <property name="icon-name">go-next-symbolic</property>
                 <signal name="clicked" handler="iconscroll_next_clicked_cb"/>
               </object>
             </child>

demos/gtk-demo/listview_applauncher.c

@@ -8,8 +8,8 @@
 
 #include <gtk/gtk.h>
 
-/* This is the function that creates the #GListModel that we need.
- * GTK list widgets need a #GListModel to display, as models support change
+/* This is the function that creates the GListModel that we need.
+ * GTK list widgets need a GListModel to display, as models support change
  * notifications.
  * Unfortunately various older APIs do not provide list models, so we create
  * our own.
@@ -20,10 +20,10 @@ create_application_list (void)
   GListStore *store;
   GList *apps, *l;
 
-  /* We use a #GListStore here, which is a simple array-like list implementation
+  /* We use a GListStore here, which is a simple array-like list implementation
    * for manual management.
    * List models need to know what type of data they provide, so we need to
-   * provide the type here. As we want to do a list of applications, #GAppInfo
+   * provide the type here. As we want to do a list of applications, GAppInfo
    * is the object we provide.
    */
   store = g_list_store_new (G_TYPE_APP_INFO);
@@ -39,7 +39,7 @@ create_application_list (void)
 }
 
 /* This is the function we use for setting up new listitems to display.
- * We add just an #GtkImage and a #GtkLabel here to display the application's
+ * We add just an GtkImage and a GtkLabel here to display the application's
  * icon and name, as this is just a simple demo.
  */
 static void
@@ -61,8 +61,8 @@ setup_listitem_cb (GtkListItemFactory *factory,
 
 /* Here we need to prepare the listitem for displaying its item. We get the
  * listitem already set up from the previous function, so we can reuse the
- * #GtkImage widget we set up above.
- * We get the item - which we know is a #GAppInfo because it comes out of
+ * GtkImage widget we set up above.
+ * We get the item - which we know is a GAppInfo because it comes out of
  * the model we set up above, grab its icon and display it.
  */
 static void
@@ -85,7 +85,7 @@ bind_listitem_cb (GtkListItemFactory *factory,
  * the listitem, but this is simple code, so the default implementations are
  * enough. If we had connected signals, this step would have been necessary.
  *
- * The #GtkSignalListItemFactory documentation contains more information about
+ * The GtkSignalListItemFactory documentation contains more information about
  * this step.
  */
 
@@ -108,8 +108,8 @@ activate_cb (GtkListView  *list,
   app_info = g_list_model_get_item (G_LIST_MODEL (gtk_list_view_get_model (list)), position);
 
   /* Prepare the context for launching the application and launch it. This
-   * code is explained in detail in the documentation for #GdkAppLaunchContext
-   * and #GAppInfo.
+   * code is explained in detail in the documentation for GdkAppLaunchContext
+   * and GAppInfo.
    */
   context = gdk_display_get_app_launch_context (gtk_widget_get_display (GTK_WIDGET (list)));
   if (!g_app_info_launch (app_info,
@@ -155,13 +155,13 @@ do_listview_applauncher (GtkWidget *do_widget)
       gtk_window_set_title (GTK_WINDOW (window), "Application Launcher");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *) &window);
 
-      /* The #GtkListitemFactory is what is used to create #GtkListItems
+      /* The GtkListitemFactory is what is used to create GtkListItems
        * to display the data from the model. So it is absolutely necessary
        * to create one.
-       * We will use a #GtkSignalListItemFactory because it is the simplest
+       * We will use a GtkSignalListItemFactory because it is the simplest
        * one to use. Different ones are available for different use cases.
-       * The most powerful one is #GtkBuilderListItemFactory which uses
-       * #GtkBuilder .ui files, so it requires little code.
+       * The most powerful one is GtkBuilderListItemFactory which uses
+       * GtkBuilder .ui files, so it requires little code.
        */
       factory = gtk_signal_list_item_factory_new ();
       g_signal_connect (factory, "setup", G_CALLBACK (setup_listitem_cb), NULL);
@@ -184,7 +184,7 @@ do_listview_applauncher (GtkWidget *do_widget)
        */
       g_signal_connect (list, "activate", G_CALLBACK (activate_cb), NULL);
 
-      /* List widgets should always be contained in a #GtkScrolledWindow,
+      /* List widgets should always be contained in a GtkScrolledWindow,
        * because otherwise they might get too large or they might not
        * be scrollable.
        */

demos/gtk-demo/listview_filebrowser.c

@@ -34,6 +34,7 @@ enum {
 };
 
 #define FILE_BROWSER_TYPE_VIEW (file_browser_view_get_type ())
+G_MODULE_EXPORT
 G_DECLARE_FINAL_TYPE (FileBrowserView, file_browser_view, FILE_BROWSER, VIEW, GObject);
 
 G_DEFINE_TYPE (FileBrowserView, file_browser_view, G_TYPE_OBJECT);
@@ -159,7 +160,7 @@ static void file_browser_view_init (FileBrowserView *self)
 {
 }
 
-char *
+G_MODULE_EXPORT char *
 filebrowser_get_display_name (GObject *object,
                               GFileInfo *info)
 {
@@ -169,7 +170,7 @@ filebrowser_get_display_name (GObject *object,
   return g_strdup (g_file_info_get_attribute_string (info, "standard::display-name"));
 }
 
-char *
+G_MODULE_EXPORT char *
 filebrowser_get_content_type (GObject *object,
                               GFileInfo *info)
 {
@@ -179,7 +180,7 @@ filebrowser_get_content_type (GObject *object,
   return g_strdup (g_file_info_get_attribute_string (info, "standard::content-type"));
 }
 
-char *
+G_MODULE_EXPORT char *
 filebrowser_get_size (GObject *object,
                       GFileInfo *info)
 {
@@ -189,7 +190,7 @@ filebrowser_get_size (GObject *object,
   return g_format_size (g_file_info_get_attribute_uint64 (info, "standard::size"));
 }
 
-GIcon *
+G_MODULE_EXPORT GIcon *
 filebrowser_get_icon (GObject *object,
                       GFileInfo *info)
 {
@@ -206,7 +207,7 @@ filebrowser_get_icon (GObject *object,
   return icon;
 }
 
-void
+G_MODULE_EXPORT void
 filebrowser_up_clicked_cb (GtkButton        *button,
                            GtkDirectoryList *list)
 {
@@ -219,7 +220,7 @@ filebrowser_up_clicked_cb (GtkButton        *button,
   gtk_directory_list_set_file (list, file);
 }
 
-void
+G_MODULE_EXPORT void
 filebrowser_view_activated_cb (GtkGridView      *view,
                                guint             pos,
                                GtkDirectoryList *list)

demos/gtk-demo/main.c

@@ -751,7 +751,6 @@ demo_filter_by_name (gpointer item,
                      gpointer user_data)
 {
   GtkTreeListRow *row = item;
-  GtkFilterListModel *model = user_data;
   GListModel *children;
   GtkDemo *demo;
   guint i, n;
@@ -762,7 +761,7 @@ demo_filter_by_name (gpointer item,
     return TRUE;
 
   g_assert (GTK_IS_TREE_LIST_ROW (row));
-  g_assert (GTK_IS_FILTER_LIST_MODEL (model));
+  g_assert (GTK_IS_FILTER_LIST_MODEL (user_data));
 
   /* Show a row if itself of any parent matches */
   for (parent = row; parent; parent = gtk_tree_list_row_get_parent (parent))

demos/gtk-demo/main.ui

@@ -25,6 +25,7 @@
           <object class="GtkButton">
             <property name="valign">center</property>
             <property name="action-name">win.run</property>
+            <property name="focus-on-click">0</property>
             <property name="label" translatable="yes">Run</property>
           </object>
         </child>
@@ -32,6 +33,7 @@
           <object class="GtkToggleButton">
             <property name="icon-name">edit-find-symbolic</property>
             <property name="valign">center</property>
+            <property name="focus-on-click">0</property>
             <property name="active" bind-source="searchbar" bind-property="search-mode-enabled" bind-flags="bidirectional|sync-create"/>
             <accessibility>
               <property name="label" translatable="yes">Search</property>
@@ -41,6 +43,7 @@
         <child type="end">
           <object class="GtkMenuButton" id="gear_menu_button">
             <property name="valign">center</property>
+            <property name="focus-on-click">0</property>
             <property name="menu-model">gear_menu</property>
             <property name="icon-name">open-menu-symbolic</property>
             <accessibility>

demos/gtk-demo/menu.c

@@ -21,8 +21,10 @@ do_menu (GtkWidget *do_widget)
 
   if (!window)
     {
+      GtkWidget *box;
       GtkWidget *sw;
       GtkWidget *widget;
+      GtkWidget *scale;
 
       window = gtk_window_new ();
       gtk_window_set_title (GTK_WINDOW (window), "Menu");
@@ -31,11 +33,23 @@ do_menu (GtkWidget *do_widget)
                               gtk_widget_get_display (do_widget));
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
+      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+      gtk_window_set_child (GTK_WINDOW (window), box);
+
       sw = gtk_scrolled_window_new ();
-      gtk_window_set_child (GTK_WINDOW (window), sw);
+      gtk_widget_set_vexpand (sw, TRUE);
+      gtk_box_append (GTK_BOX (box), sw);
 
       widget = demo3_widget_new ("/transparent/portland-rose.jpg");
       gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), widget);
+
+      scale = gtk_scale_new_with_range (GTK_ORIENTATION_HORIZONTAL, 0.01, 10.0, 0.1);
+      gtk_range_set_value (GTK_RANGE (scale), 1.0);
+      gtk_box_append (GTK_BOX (box), scale);
+
+      g_object_bind_property (gtk_range_get_adjustment (GTK_RANGE (scale)), "value",
+                              widget, "scale",
+                              G_BINDING_BIDIRECTIONAL);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/meson.build

@@ -29,6 +29,7 @@ demos = files([
   'fishbowl.c',
   'fixed.c',
   'fontrendering.c',
+  'frames.c',
   'gears.c',
   'gestures.c',
   'glarea.c',
@@ -204,4 +205,9 @@ install_data('org.gtk.Demo4.gschema.xml', install_dir: gtk_schemasdir)
 gnome.compile_schemas()
 
 # appdata
-install_data('org.gtk.Demo4.appdata.xml', install_dir: gtk_appdatadir)
+configure_file(
+  input: 'org.gtk.Demo4.appdata.xml.in',
+  output: 'org.gtk.Demo4.appdata.xml',
+  configuration: appdata_config,
+  install_dir: gtk_appdatadir
+)

demos/gtk-demo/org.gtk.Demo4.appdata.xml.in

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <component type="desktop">
-  <id>org.gtk.Demo4.desktop</id>
+  <id>org.gtk.Demo4</id>
+  <launchable type="desktop-id">org.gtk.Demo4.desktop</launchable>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>LGPL-2.0+</project_license>
+  <project_license>LGPL-2.1-or-later</project_license>
   <name>GTK Demo</name>
   <summary>Program to demonstrate GTK functions</summary>
   <description>
@@ -30,15 +31,11 @@
   <translation type="gettext">gtk-4.0</translation>
   <update_contact>matthias.clasen_at_gmail.com</update_contact>
   <developer_name>Matthias Clasen and others</developer_name>
+  <content_rating type="oars-1.1"/>
   <releases>
-    <release version="3.99.0" date="2020-07-30">
+    <release version="@BUILD_VERSION@" date="@BUILD_DATE@">
       <description>
-        <p>A new developers snapshot towards GTK 4.0.</p>
-      </description>
-    </release>
-    <release version="3.94.0" date="2018-06-25">
-      <description>
-        <p>A new developers snapshot towards GTK 4.0.</p>
+        <p>A new build of GTK.</p>
       </description>
     </release>
   </releases>

demos/gtk-demo/paintable_mediastream.c

@@ -150,7 +150,7 @@ gtk_nuclear_media_stream_step (gpointer data)
    * call our pause function to pause the stream.
    */
   if (nuclear->progress >= DURATION)
-    gtk_media_stream_ended (GTK_MEDIA_STREAM (nuclear));
+    gtk_media_stream_stream_ended (GTK_MEDIA_STREAM (nuclear));
 
   /* The timeout function is removed by the pause function,
    * so we can just always return this value.
@@ -267,11 +267,11 @@ gtk_nuclear_media_stream_init (GtkNuclearMediaStream *nuclear)
    * However, media streams need to tell GTK once they are initialized,
    * so we do that here.
    */
-  gtk_media_stream_prepared (GTK_MEDIA_STREAM (nuclear),
-                             FALSE,
-                             TRUE,
-                             TRUE,
-                             DURATION);
+  gtk_media_stream_stream_prepared (GTK_MEDIA_STREAM (nuclear),
+                                    FALSE,
+                                    TRUE,
+                                    TRUE,
+                                    DURATION);
 }
 
 /* And finally, we add the simple constructor we declared in the header. */

demos/gtk-demo/peg_solitaire.c

@@ -1,7 +1,7 @@
 /* Peg Solitaire
  * #Keywords: GtkGridView, game
  *
- * This demo demonstrates how to use drag'n'drop to implement peg solitaire.
+ * This demo demonstrates how to use drag-and-drop to implement peg solitaire.
  *
  */
 
@@ -98,7 +98,7 @@ solitaire_peg_init (SolitairePeg *peg)
 
 /* Add a little setter for the peg's position.
  * We want to track those so that we can check for legal moves
- * during drag'n'drop operations.
+ * during drag-and-drop operations.
  */
 static void
 solitaire_peg_set_position (SolitairePeg *peg,

demos/gtk-demo/shortcuts.c

@@ -25,43 +25,43 @@ show_shortcuts (GtkWidget   *window,
   g_object_unref (builder);
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_builder_shortcuts (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-builder", NULL);
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_gedit_shortcuts (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-gedit", NULL);
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_clocks_shortcuts (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-clocks", NULL);
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_clocks_shortcuts_stopwatch (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-clocks", "stopwatch");
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_boxes_shortcuts (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-boxes", NULL);
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_boxes_shortcuts_wizard (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-boxes", "wizard");
 }
 
-void
+G_MODULE_EXPORT void
 shortcuts_boxes_shortcuts_display (GtkWidget *window)
 {
   show_shortcuts (window, "shortcuts-boxes", "display");

demos/gtk-demo/singular_value_decomposition.c

@@ -2,6 +2,7 @@
 #include <float.h>
 #include <math.h>
 #include <glib.h>
+#include <assert.h>
 
 /* See Golub and Reinsch,
  * "Handbook for Automatic Computation vol II - Linear Algebra",
@@ -39,6 +40,9 @@ householder_reduction (double *A,
   double *pu, *pui, *pv, *pvi;
   double half_norm_squared;
 
+  assert (nrows >= 2);
+  assert (ncols >= 2);
+
   memcpy (U, A, sizeof (double) * nrows * ncols);
 
   diagonal[0] = 0.0;
@@ -205,6 +209,9 @@ givens_reduction (int nrows,
   int rotation_test;
   int iteration_count;
 
+  assert (nrows >= 2);
+  assert (ncols >= 2);
+
   for (i = 0, x = 0.0; i < ncols; i++)
     {
       y = fabs (diagonal[i]) + fabs (superdiagonal[i]);
@@ -342,6 +349,9 @@ sort_singular_values (int     nrows,
   double temp;
   double *p1, *p2;
 
+  assert (nrows >= 2);
+  assert (ncols >= 2);
+
   for (i = 0; i < ncols - 1; i++)
     {
       max_index = i;
@@ -433,9 +443,12 @@ singular_value_decomposition_solve (double *U,
   double d;
   double tolerance;
 
+  assert (nrows >= 2);
+  assert (ncols >= 2);
+
   tolerance = DBL_EPSILON * S[0] * (double) ncols;
 
-  for ( i = 0, pv = V; i < ncols; i++, pv += ncols)
+  for (i = 0, pv = V; i < ncols; i++, pv += ncols)
     {
       x[i] = 0.0;
       for (j = 0; j < ncols; j++)

demos/gtk-demo/spinbutton.c

@@ -12,7 +12,7 @@
 #include <math.h>
 #include <stdlib.h>
 
-int
+G_MODULE_EXPORT int
 spinbutton_hex_spin_input (GtkSpinButton *spin_button,
                            double        *new_val)
 {
@@ -29,7 +29,7 @@ spinbutton_hex_spin_input (GtkSpinButton *spin_button,
     return TRUE;
 }
 
-int
+G_MODULE_EXPORT int
 spinbutton_hex_spin_output (GtkSpinButton *spin_button)
 {
   GtkAdjustment *adjustment;
@@ -49,7 +49,7 @@ spinbutton_hex_spin_output (GtkSpinButton *spin_button)
   return TRUE;
 }
 
-int
+G_MODULE_EXPORT int
 spinbutton_time_spin_input (GtkSpinButton *spin_button,
                             double        *new_val)
 {
@@ -88,7 +88,7 @@ spinbutton_time_spin_input (GtkSpinButton *spin_button,
   return TRUE;
 }
 
-int
+G_MODULE_EXPORT int
 spinbutton_time_spin_output (GtkSpinButton *spin_button)
 {
   GtkAdjustment *adjustment;
@@ -122,7 +122,7 @@ static const char *month[12] = {
   "December"
 };
 
-int
+G_MODULE_EXPORT int
 spinbutton_month_spin_input (GtkSpinButton *spin_button,
                              double        *new_val)
 {
@@ -151,7 +151,7 @@ spinbutton_month_spin_input (GtkSpinButton *spin_button,
   return TRUE;
 }
 
-int
+G_MODULE_EXPORT int
 spinbutton_month_spin_output (GtkSpinButton *spin_button)
 {
   GtkAdjustment *adjustment;

demos/gtk-demo/video_player.c

@@ -41,11 +41,26 @@ open_clicked_cb (GtkWidget *button,
                                         "_Open",
                                         "_Cancel");
 
+  filter = gtk_file_filter_new ();
+  gtk_file_filter_add_pattern (filter, "*");
+  gtk_file_filter_set_name (filter, "All Files");
+  gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
+
+  filter = gtk_file_filter_new ();
+  gtk_file_filter_add_mime_type (filter, "image/*");
+  gtk_file_filter_set_name (filter, "Images");
+  gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
+
   filter = gtk_file_filter_new ();
   gtk_file_filter_add_mime_type (filter, "video/*");
   gtk_file_filter_set_name (filter, "Video");
+  gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  
   gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
   g_object_unref (filter);
+
   gtk_native_dialog_set_modal (GTK_NATIVE_DIALOG (dialog), TRUE);
   g_signal_connect (dialog, "response", G_CALLBACK (open_dialog_response_cb), video);
   gtk_native_dialog_show (GTK_NATIVE_DIALOG (dialog));

demos/icon-browser/iconbrowserwin.c

@@ -14,8 +14,10 @@ struct _IconBrowserWindow
   GtkWidget *searchbar;
   GListModel *icon_filter_model;
   GListStore *icon_store;
+  GListModel *context_model;
   GListStore *context_store;
   GtkFilter *name_filter;
+  GtkFilter *search_mode_filter;
   GtkWidget *details;
   GtkWidget *image1;
   GtkWidget *image2;
@@ -354,6 +356,28 @@ setup_scalable_image_dnd (GtkWidget *image)
   gtk_widget_add_controller (image, GTK_EVENT_CONTROLLER (source));
 }
 
+static void
+search_mode_toggled (GtkSearchBar      *searchbar,
+                     GParamSpec        *pspec,
+                     IconBrowserWindow *win)
+{
+  if (gtk_search_bar_get_search_mode (searchbar))
+    gtk_single_selection_set_selected (GTK_SINGLE_SELECTION (win->context_model), GTK_INVALID_LIST_POSITION);
+  else if (gtk_single_selection_get_selected (GTK_SINGLE_SELECTION (win->context_model)) == GTK_INVALID_LIST_POSITION)
+    gtk_single_selection_set_selected (GTK_SINGLE_SELECTION (win->context_model), 0);
+
+  gtk_filter_changed (win->search_mode_filter, GTK_FILTER_CHANGE_DIFFERENT);
+}
+
+static void
+selected_name_changed (GtkSingleSelection *selection,
+                       GParamSpec         *pspec,
+                       IconBrowserWindow  *win)
+{
+  if (gtk_single_selection_get_selected (selection) != GTK_INVALID_LIST_POSITION)
+    gtk_search_bar_set_search_mode (GTK_SEARCH_BAR (win->searchbar), FALSE);
+}
+
 static void
 icon_browser_window_init (IconBrowserWindow *win)
 {
@@ -380,6 +404,9 @@ icon_browser_window_init (IconBrowserWindow *win)
   win->name_filter = GTK_FILTER (gtk_custom_filter_new (filter_by_icon_name, NULL, NULL));
 
   gtk_multi_filter_append (GTK_MULTI_FILTER (filter), g_object_ref (win->name_filter));
+
+  g_signal_connect (win->searchbar, "notify::search-mode-enabled",  G_CALLBACK (search_mode_toggled), win);
+  g_signal_connect (win->context_model, "notify::selected",  G_CALLBACK (selected_name_changed), win);
 }
 
 static void
@@ -409,6 +436,7 @@ icon_browser_window_class_init (IconBrowserWindowClass *class)
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, searchbar);
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, icon_store);
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, icon_filter_model);
+  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, context_model);
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, context_store);
 
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, details);
@@ -422,6 +450,7 @@ icon_browser_window_class_init (IconBrowserWindowClass *class)
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, image8);
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, label8);
   gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, description);
+  gtk_widget_class_bind_template_child (GTK_WIDGET_CLASS (class), IconBrowserWindow, search_mode_filter);
 
   gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), item_activated);
   gtk_widget_class_bind_template_callback (GTK_WIDGET_CLASS (class), copy_to_clipboard);

demos/icon-browser/meson.build

@@ -32,5 +32,10 @@ endforeach
 install_data('org.gtk.IconBrowser4.desktop', install_dir: gtk_applicationsdir)
 
 # appdata
-install_data('org.gtk.IconBrowser4.appdata.xml', install_dir: gtk_appdatadir)
+configure_file(
+  input: 'org.gtk.IconBrowser4.appdata.xml.in',
+  output: 'org.gtk.IconBrowser4.appdata.xml',
+  configuration: appdata_config,
+  install_dir: gtk_appdatadir
+)
 

demos/icon-browser/org.gtk.IconBrowser4.appdata.xml.in

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <component type="desktop">
-  <id>org.gtk.IconBrowser4.desktop</id>
+  <id>org.gtk.IconBrowser4</id>
+  <launchable type="desktop-id">org.gtk.IconBrowser4.desktop</launchable>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>LGPL-2.0+</project_license>
+  <project_license>LGPL-2.1-or-later</project_license>
   <name>GTK Icon Browser</name>
   <summary>Program to browse themed icons</summary>
   <description>
@@ -29,15 +30,11 @@
   <translation type="gettext">gtk-4.0</translation>
   <update_contact>matthias.clasen_at_gmail.com</update_contact>
   <developer_name>Matthias Clasen and others</developer_name>
+  <content_rating type="oars-1.1"/>
   <releases>
-    <release version="3.99.0" date="2020-07-30">
+    <release version="@BUILD_VERSION@" date="@BUILD_DATE@">
       <description>
-        <p>A new developers snapshot towards GTK 4.0.</p>
-      </description>
-    </release>
-    <release version="3.94.0" date="2018-06-25">
-      <description>
-        <p>A new developers snapshot towards GTK 4.0.</p>
+        <p>A new build of GTK.</p>
       </description>
     </release>
   </releases>

demos/icon-browser/window.ui

@@ -25,12 +25,14 @@
             </style>
             <child>
               <object class="GtkToggleButton" id="normal_radio">
+                <property name="focus-on-click">0</property>
                 <property name="label" translatable="yes">Normal</property>
                 <property name="active">1</property>
               </object>
             </child>
             <child>
               <object class="GtkToggleButton" id="symbolic_radio">
+                <property name="focus-on-click">0</property>
                 <property name="label" translatable="yes">Symbolic</property>
                 <property name="group">normal_radio</property>
                 <signal name="notify::active" handler="symbolic_toggled" swapped="yes" after="yes"/>
@@ -40,6 +42,7 @@
         </child>
         <child type="end">
           <object class="GtkMenuButton" id="gear_menu_button">
+            <property name="focus-on-click">0</property>
             <property name="valign">center</property>
             <property name="menu-model">gear_menu</property>
             <property name="icon-name">open-menu-symbolic</property>
@@ -47,6 +50,7 @@
         </child>
         <child type="end">
           <object class="GtkToggleButton" id="search">
+            <property name="focus-on-click">0</property>
             <style>
               <class name="image-button"/>
             </style>
@@ -151,19 +155,32 @@
                                   </object>
                                 </child>
                                 <child>
-                                  <object class="GtkStringFilter">
-                                    <property name="ignore-case">0</property>
-                                    <property name="match-mode">exact</property>
-                                    <property name="expression">
-                                      <lookup name="context" type="IbIcon"/>
-                                    </property>
-                                    <binding name="search">
-                                      <lookup name="id" type="IbContext">
-                                        <lookup name="selected-item" type="GtkSingleSelection">
-                                          context_model
-                                        </lookup>
-                                      </lookup>
-                                    </binding>
+                                  <object class="GtkAnyFilter">
+                                    <child>
+                                      <object class="GtkBoolFilter" id="search_mode_filter">
+                                        <property name="expression">
+                                          <lookup name="search-mode-enabled">
+                                             searchbar
+                                          </lookup>
+                                        </property>
+                                      </object>
+                                    </child>
+                                    <child>
+                                      <object class="GtkStringFilter">
+                                        <property name="ignore-case">0</property>
+                                        <property name="match-mode">exact</property>
+                                        <property name="expression">
+                                          <lookup name="context" type="IbIcon"/>
+                                        </property>
+                                        <binding name="search">
+                                          <lookup name="id" type="IbContext">
+                                            <lookup name="selected-item" type="GtkSingleSelection">
+                                              context_model
+                                            </lookup>
+                                          </lookup>
+                                        </binding>
+                                      </object>
+                                    </child>
                                   </object>
                                 </child>
                               </object>

demos/meson.build

@@ -1,19 +1,31 @@
-demo_conf = configuration_data()
-demo_conf.set_quoted('PROFILE', get_option('profile'))
-demo_conf.set_quoted('VCS_TAG', '@VCS_TAG@')
+gen_demo_header = find_program('../build-aux/meson/gen-demo-header.py')
+demo_profile = get_option('profile')
 
 demo_conf_h = declare_dependency(
-  sources: vcs_tag(
-             command: [ 'git', 'rev-parse', '--short', 'HEAD' ],
-             fallback: get_option('profile') != 'default' ? 'devel' : '',
-             input: configure_file(
-                      output: 'demo_conf.h.in',
-                      configuration: demo_conf
-                    ),
-             output: 'demo_conf.h'
-           )
+  sources: custom_target('demo-header',
+    command: [gen_demo_header, meson.source_root(), demo_profile],
+    capture: true,
+    output: 'demo_conf.h',
+    build_by_default: true,
+    build_always_stale: true,
+  )
 )
 
+# appdata
+today = 'unknown'
+date = find_program('date',
+         required: false)
+if date.found()
+  r = run_command(date, '-I')
+  if r.returncode() == 0
+    today = r.stdout().strip()
+  endif
+endif
+
+appdata_config = configuration_data()
+appdata_config.set('BUILD_VERSION', meson.project_version())
+appdata_config.set('BUILD_DATE', today)
+
 subdir('constraint-editor')
 subdir('gtk-demo')
 subdir('icon-browser')

demos/node-editor/help-window.ui

@@ -2,8 +2,8 @@
 <interface>
   <object class="GtkWindow" id="window">
     <property name="title" translatable="yes">Help</property>
-    <property name="default-width">720</property>
-    <property name="default-height">520</property>
+    <property name="default-width">920</property>
+    <property name="default-height">600</property>
     <child>
       <object class="GtkScrolledWindow">
         <child>

demos/node-editor/node-editor-window.c

@@ -635,6 +635,24 @@ export_image_cb (GtkWidget        *button,
   gtk_widget_show (dialog);
 }
 
+static void
+clip_image_cb (GtkWidget        *button,
+               NodeEditorWindow *self)
+{
+  GdkTexture *texture;
+  GdkClipboard *clipboard;
+
+  texture = create_texture (self);
+  if (texture == NULL)
+    return;
+
+  clipboard = gtk_widget_get_clipboard (GTK_WIDGET (self));
+
+  gdk_clipboard_set_texture (clipboard, texture);
+
+  g_object_unref (texture);
+}
+
 static void
 testcase_name_entry_changed_cb (GtkWidget        *button,
                                 GParamSpec       *pspec,
@@ -826,6 +844,7 @@ node_editor_window_class_init (NodeEditorWindowClass *class)
   gtk_widget_class_bind_template_callback (widget_class, open_cb);
   gtk_widget_class_bind_template_callback (widget_class, save_cb);
   gtk_widget_class_bind_template_callback (widget_class, export_image_cb);
+  gtk_widget_class_bind_template_callback (widget_class, clip_image_cb);
   gtk_widget_class_bind_template_callback (widget_class, testcase_save_clicked_cb);
   gtk_widget_class_bind_template_callback (widget_class, testcase_name_entry_changed_cb);
   gtk_widget_class_bind_template_callback (widget_class, dark_mode_cb);

demos/node-editor/node-editor-window.ui

@@ -102,6 +102,7 @@
       <object class="GtkHeaderBar" id="header">
         <child type="start">
           <object class="GtkButton">
+            <property name="focus-on-click">0</property>
             <property name="icon-name">document-open-symbolic</property>
             <property name="tooltip-text">Open node file</property>
             <signal name="clicked" handler="open_cb"/>
@@ -109,6 +110,7 @@
         </child>
         <child type="start">
           <object class="GtkButton">
+            <property name="focus-on-click">0</property>
             <property name="icon-name">document-save-symbolic</property>
             <property name="tooltip-text">Save to node file</property>
             <signal name="clicked" handler="save_cb"/>
@@ -116,24 +118,30 @@
         </child>
         <child type="start">
           <object class="GtkButton">
+            <property name="focus-on-click">0</property>
             <property name="icon-name">insert-image-symbolic</property>
             <property name="tooltip-text">Export to image</property>
             <signal name="clicked" handler="export_image_cb"/>
           </object>
         </child>
         <child type="start">
-          <object class="GtkSeparator">
-            <property name="orientation">vertical</property>
+          <object class="GtkButton">
+            <property name="focus-on-click">0</property>
+            <property name="icon-name">edit-copy-symbolic</property>
+            <property name="tooltip-text">Copy image to clipboard</property>
+            <signal name="clicked" handler="clip_image_cb"/>
           </object>
         </child>
         <child type="start">
           <object class="GtkMenuButton">
+            <property name="focus-on-click">0</property>
             <property name="label">Save Testcase</property>
             <property name="popover">testcase_popover</property>
           </object>
         </child>
         <child type="end">
           <object class="GtkMenuButton" id="gear_menu_button">
+            <property name="focus-on-click">0</property>
             <property name="valign">center</property>
             <property name="menu-model">gear_menu</property>
             <property name="icon-name">open-menu-symbolic</property>
@@ -141,6 +149,7 @@
         </child>
         <child type="end">
           <object class="GtkToggleButton" id="dark_bg_button">
+            <property name="focus-on-click">0</property>
             <property name="valign">center</property>
             <property name="has-frame">0</property>
             <property name="icon-name">display-brightness-symbolic</property>

demos/node-editor/node-format.md

@@ -42,9 +42,9 @@ Creates a node like `gsk_blur_node_new()` with the given properties.
 
 | property | syntax           | default                | printed     |
 | -------- | ---------------- | ---------------------- | ----------- |
-| color    | `<color>{1,4}`   | black                  | non-default |
+| colors   | `<color>{1,4}`   | black                  | non-default |
 | outline  | `<rounded-rect>` | 50                     | always      |
-| width    | `<number>{1,4}`  | 1                      | non-default |
+| widths   | `<number>{1,4}`  | 1                      | non-default |
 
 Creates a node like `gsk_border_node_new()` with the given properties.
 
@@ -121,7 +121,7 @@ Creates a node like `gsk_conic_gradient_node_new()` with the given properties.
 | property | syntax           | default                | printed     |
 | -------- | ---------------- | ---------------------- | ----------- |
 | end      | `<node>`         | color { }              | always      |
-| mode     | `<number>`       | 0.5                    | non-default |
+| progress | `<number>`       | 0.5                    | non-default |
 | start    | `<node>`         | color { }              | always      |
 
 Creates a node like `gsk_cross_fade_node_new()` with the given properties.
@@ -246,7 +246,7 @@ Creates a node like `gsk_rounded_clip_node_new()` with the given properties.
 | property | syntax           | default                | printed     |
 | -------- | ---------------- | ---------------------- | ----------- |
 | child    | `<node>`         | color { }              | always      |
-| shadow   | `<shadow>`       | black 1 1              | always      |
+| shadows  | `<shadow>`       | black 1 1              | always      |
 
 Creates a node like `gsk_shadow_node_new()` with the given properties.
 

demos/print-editor/org.gtk.PrintEditor4.appdata.xml

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <component type="desktop">
-  <id>org.gtk.PrintEditor4.desktop</id>
+  <id>org.gtk.PrintEditor4</id>
+  <launchable type="desktop-id">org.gtk.PrintEditor4.desktop</launchable>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>LGPL-2.0+</project_license>
+  <project_license>LGPL-2.1-or-later</project_license>
   <name>GTK Print Editor</name>
   <summary>Program to demonstrate GTK printing</summary>
   <description>
@@ -24,6 +25,7 @@
   <translation type="gettext">gtk-4.0</translation>
   <update_contact>matthias.clasen_at_gmail.com</update_contact>
   <developer_name>Matthias Clasen and others</developer_name>
+  <content_rating type="oars-1.1"/>
   <releases>
     <release version="3.99.0" date="2020-07-30">
       <description>

demos/print-editor/print-editor.c

@@ -159,7 +159,7 @@ save_file (GFile *save_filename)
 
   error = NULL;
   g_file_replace_contents (save_filename,
-                           text, -1,
+                           text, strlen (text),
                            NULL, FALSE,
                            G_FILE_CREATE_NONE,
                            NULL,
@@ -721,7 +721,6 @@ static const char ui_info[] =
   "        <item>"
   "          <attribute name='label'>_New</attribute>"
   "          <attribute name='action'>app.new</attribute>"
-  "          <attribute name='accel'>&lt;Primary&gt;n</attribute>"
   "        </item>"
   "        <item>"
   "          <attribute name='label'>_Open</attribute>"
@@ -730,12 +729,10 @@ static const char ui_info[] =
   "        <item>"
   "          <attribute name='label'>_Save</attribute>"
   "          <attribute name='action'>app.save</attribute>"
-  "          <attribute name='accel'>&lt;Primary&gt;s</attribute>"
   "        </item>"
   "        <item>"
   "          <attribute name='label'>Save _As...</attribute>"
   "          <attribute name='action'>app.save-as</attribute>"
-  "          <attribute name='accel'>&lt;Primary&gt;s</attribute>"
   "        </item>"
   "      </section>"
   "      <section>"
@@ -756,7 +753,6 @@ static const char ui_info[] =
   "        <item>"
   "          <attribute name='label'>_Quit</attribute>"
   "          <attribute name='action'>app.quit</attribute>"
-  "          <attribute name='accel'>&lt;Primary&gt;q</attribute>"
   "        </item>"
   "      </section>"
   "    </submenu>"
@@ -766,7 +762,6 @@ static const char ui_info[] =
   "        <item>"
   "          <attribute name='label'>_About Print Editor</attribute>"
   "          <attribute name='action'>app.about</attribute>"
-  "          <attribute name='accel'>&lt;Primary&gt;a</attribute>"
   "        </item>"
   "      </section>"
   "    </submenu>"
@@ -794,6 +789,15 @@ startup (GApplication *app)
 {
   GtkBuilder *builder;
   GMenuModel *menubar;
+  struct {
+    const char *action_and_target;
+    const char *accelerators[2];
+  } accels[] = {
+    { "app.new", { "<Control>n", NULL } },
+    { "app.quit", { "<Control>q", NULL } },
+    { "app.save", { "<Control>s", NULL } },
+    { "app.about", { "<Control>a", NULL } },
+  };
 
   builder = gtk_builder_new ();
   gtk_builder_add_from_string (builder, ui_info, -1, NULL);
@@ -802,6 +806,9 @@ startup (GApplication *app)
 
   gtk_application_set_menubar (GTK_APPLICATION (app), menubar);
 
+  for (int i = 0; i < G_N_ELEMENTS (accels); i++)
+    gtk_application_set_accels_for_action (GTK_APPLICATION (app), accels[i].action_and_target, accels[i].accelerators);
+
   g_object_unref (builder);
 }
 

demos/widget-factory/icons/scalable/actions/call-start-symbolic.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><path d="M10.994 2c-.554 0-1 .446-1 1v3c0 .554.446 1 1 1h.711a6.972 6.972 0 01-4.71 4.71V11c0-.554-.447-1-1-1h-3c-.555 0-1 .446-1 1v1.5a2.5 2.5 0 002.5 2.5h.5c5.504 0 10-4.495 10-10v-.5a2.5 2.5 0 00-2.5-2.5z" style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;shape-padding:0;isolation:auto;mix-blend-mode:normal;marker:none" color="#000" font-weight="400" font-family="sans-serif" overflow="visible" fill="#2e3436"/></svg>

demos/widget-factory/icons/scalable/actions/call-stop-symbolic.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="16.006" height="16"><path d="M14.242 11.715a.979.979 0 01-1.387 0l-1.04-1.04-1.041-1.04a.979.979 0 010-1.388l.493-.493a6.838 6.838 0 00-6.534 0l.493.493a.979.979 0 010 1.387l-1.04 1.04-1.04 1.04a.979.979 0 01-1.388 0l-1.04-1.04a2.452 2.452 0 010-3.467l.347-.347c3.818-3.818 10.052-3.818 13.87 0l.347.347c.957.958.957 2.51 0 3.468z" style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;shape-padding:0;isolation:auto;mix-blend-mode:normal;marker:none" color="#000" font-weight="400" font-family="sans-serif" overflow="visible" fill="#2e3436"/></svg>

demos/widget-factory/icons/scalable/actions/document-new-symbolic.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><g color="#000" font-weight="400" font-family="sans-serif" fill="#2e3436"><path d="M9 12v2h6v-2h-5z" style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;white-space:normal;shape-padding:0;isolation:auto;mix-blend-mode:normal;solid-color:#000;solid-opacity:1;marker:none" overflow="visible"/><path d="M3 1a1 1 0 00-1 1v13a1 1 0 001 1h5v-2H4V3h5.586L12 5.414V9h2V5a1 1 0 00-.293-.707l-3-3A1 1 0 0010 1z" style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;white-space:normal;shape-padding:0;isolation:auto;mix-blend-mode:normal;solid-color:#000;solid-opacity:1" overflow="visible" fill-rule="evenodd"/><path d="M11 10v6h2v-6z" style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;white-space:normal;shape-padding:0;isolation:auto;mix-blend-mode:normal;solid-color:#000;solid-opacity:1;marker:none" overflow="visible"/></g></svg>