Add gtk_widget_snapshot_child

Parent widgets can now also be widgets, not just containers.

docs/reference/gtk/gtk4-sections.txt

@@ -4566,7 +4566,6 @@ gtk_widget_class_find_style_property
 gtk_widget_class_list_style_properties
 gtk_widget_send_focus_change
 gtk_widget_style_get
-gtk_widget_style_get_property
 gtk_widget_style_get_valist
 gtk_widget_class_set_accessible_type
 gtk_widget_class_set_accessible_role

gtk/gtkboxgadget.c

@@ -536,7 +536,7 @@ gtk_box_gadget_snapshot (GtkCssGadget *gadget,
       GtkBoxGadgetChild *child = &g_array_index (priv->children, GtkBoxGadgetChild, draw_index);
 
       if (GTK_IS_WIDGET (child->object))
-        gtk_container_snapshot_child (GTK_CONTAINER (owner), GTK_WIDGET (child->object), snapshot);
+        gtk_widget_snapshot_child (owner, GTK_WIDGET (child->object), snapshot);
       else
         gtk_css_gadget_snapshot (GTK_CSS_GADGET (child->object), snapshot);
     }

gtk/gtkcontainer.c

@@ -322,13 +322,10 @@ static gboolean gtk_container_focus_move           (GtkContainer      *container
                                                     GtkDirectionType   direction);
 static void     gtk_container_children_callback    (GtkWidget         *widget,
                                                     gpointer           client_data);
-static void     gtk_container_show_all             (GtkWidget         *widget);
 static gint     gtk_container_draw                 (GtkWidget         *widget,
                                                     cairo_t           *cr);
 static void     gtk_container_snapshot             (GtkWidget         *widget,
                                                     GtkSnapshot       *snapshot);
-static void     gtk_container_map                  (GtkWidget         *widget);
-static void     gtk_container_unmap                (GtkWidget         *widget);
 static GtkSizeRequestMode gtk_container_get_request_mode (GtkWidget   *widget);
 
 static GtkWidgetPath * gtk_container_real_get_path_for_child (GtkContainer *container,
@@ -463,11 +460,8 @@ gtk_container_class_init (GtkContainerClass *class)
 
   widget_class->destroy = gtk_container_destroy;
   widget_class->compute_expand = gtk_container_compute_expand;
-  widget_class->show_all = gtk_container_show_all;
   widget_class->snapshot = gtk_container_snapshot;
   widget_class->draw = gtk_container_draw;
-  widget_class->map = gtk_container_map;
-  widget_class->unmap = gtk_container_unmap;
   widget_class->focus = gtk_container_focus;
   widget_class->get_request_mode = gtk_container_get_request_mode;
 
@@ -2991,18 +2985,6 @@ gtk_container_get_focus_hadjustment (GtkContainer *container)
   return hadjustment;
 }
 
-
-static void
-gtk_container_show_all (GtkWidget *widget)
-{
-  g_return_if_fail (GTK_IS_CONTAINER (widget));
-
-  gtk_container_foreach (GTK_CONTAINER (widget),
-                         (GtkCallback) gtk_widget_show_all,
-                         NULL);
-  gtk_widget_show (widget);
-}
-
 typedef struct {
   GtkWidget *child;
   int window_depth;
@@ -3101,36 +3083,6 @@ gtk_container_snapshot (GtkWidget   *widget,
                         snapshot);
 }
 
-static void
-gtk_container_map_child (GtkWidget *child,
-                         gpointer   client_data)
-{
-  if (_gtk_widget_get_visible (child) &&
-      _gtk_widget_get_child_visible (child) &&
-      !_gtk_widget_get_mapped (child))
-    gtk_widget_map (child);
-}
-
-static void
-gtk_container_map (GtkWidget *widget)
-{
-  GTK_WIDGET_CLASS (parent_class)->map (widget);
-
-  gtk_container_forall (GTK_CONTAINER (widget),
-                        gtk_container_map_child,
-                        NULL);
-}
-
-static void
-gtk_container_unmap (GtkWidget *widget)
-{
-  GTK_WIDGET_CLASS (parent_class)->unmap (widget);
-
-  gtk_container_forall (GTK_CONTAINER (widget),
-                        (GtkCallback)gtk_widget_unmap,
-                        NULL);
-}
-
 static gboolean
 gtk_container_should_propagate_draw (GtkContainer   *container,
                                      GtkWidget      *child,

gtk/gtkmain.c

@@ -2073,8 +2073,17 @@ gtk_grab_notify_foreach (GtkWidget *child,
 
   g_object_ref (child);
 
-  if ((was_shadowed || is_shadowed) && GTK_IS_CONTAINER (child))
-    gtk_container_forall (GTK_CONTAINER (child), gtk_grab_notify_foreach, info);
+  if (was_shadowed || is_shadowed)
+    {
+      GtkWidget *p;
+
+      for (p = _gtk_widget_get_first_child (child);
+           p != NULL;
+           p = _gtk_widget_get_next_sibling (p))
+        {
+          gtk_grab_notify_foreach (p, info);
+        }
+    }
 
   if (info->device &&
       _gtk_widget_get_device_window (child, info->device))

gtk/gtkspinbutton.c

@@ -175,24 +175,18 @@
  * ]|
  */
 
-enum {
-  UP_PANEL,
-  DOWN_PANEL
-};
-
 struct _GtkSpinButtonPrivate
 {
   GtkAdjustment *adjustment;
 
-  GdkWindow     *down_panel;
-  GdkWindow     *up_panel;
-
   GtkCssGadget  *gadget;
-  GtkCssGadget  *down_button;
-  GtkCssGadget  *up_button;
 
-  GdkWindow     *click_child;
-  GdkWindow     *in_child;
+  GtkWidget     *up_button;
+  GtkGesture    *up_click_gesture;
+  GtkWidget     *down_button;
+  GtkGesture    *down_click_gesture;
+
+  GtkWidget     *click_child;
 
   guint32        timer;
 
@@ -205,7 +199,6 @@ struct _GtkSpinButtonPrivate
 
   GtkGesture *swipe_gesture;
 
-  guint          button        : 2;
   guint          digits        : 10;
   guint          need_timer    : 1;
   guint          numeric       : 1;
@@ -249,10 +242,7 @@ static void gtk_spin_button_get_property   (GObject         *object,
                                             GValue          *value,
                                             GParamSpec      *pspec);
 static void gtk_spin_button_destroy        (GtkWidget          *widget);
-static void gtk_spin_button_map            (GtkWidget          *widget);
-static void gtk_spin_button_unmap          (GtkWidget          *widget);
 static void gtk_spin_button_realize        (GtkWidget          *widget);
-static void gtk_spin_button_unrealize      (GtkWidget          *widget);
 static void gtk_spin_button_measure (GtkWidget      *widget,
                                      GtkOrientation  orientation,
                                      int             for_size,
@@ -264,16 +254,6 @@ static void gtk_spin_button_size_allocate  (GtkWidget          *widget,
                                             GtkAllocation      *allocation);
 static void gtk_spin_button_snapshot       (GtkWidget          *widget,
                                             GtkSnapshot        *snapshot);
-static gint gtk_spin_button_button_press   (GtkWidget          *widget,
-                                            GdkEventButton     *event);
-static gint gtk_spin_button_button_release (GtkWidget          *widget,
-                                            GdkEventButton     *event);
-static gint gtk_spin_button_motion_notify  (GtkWidget          *widget,
-                                            GdkEventMotion     *event);
-static gint gtk_spin_button_enter_notify   (GtkWidget          *widget,
-                                            GdkEventCrossing   *event);
-static gint gtk_spin_button_leave_notify   (GtkWidget          *widget,
-                                            GdkEventCrossing   *event);
 static gint gtk_spin_button_focus_out      (GtkWidget          *widget,
                                             GdkEventFocus      *event);
 static void gtk_spin_button_grab_notify    (GtkWidget          *widget,
@@ -286,6 +266,9 @@ static void gtk_spin_button_value_changed  (GtkAdjustment      *adjustment,
                                             GtkSpinButton      *spin_button);
 static gint gtk_spin_button_key_release    (GtkWidget          *widget,
                                             GdkEventKey        *event);
+static gint gtk_spin_button_motion_notify (GtkWidget      *widget,
+                                           GdkEventMotion *event);
+
 static gint gtk_spin_button_scroll         (GtkWidget          *widget,
                                             GdkEventScroll     *event);
 static void gtk_spin_button_direction_changed (GtkWidget        *widget,
@@ -308,7 +291,7 @@ static void gtk_spin_button_real_change_value (GtkSpinButton   *spin,
 static gint gtk_spin_button_default_input  (GtkSpinButton      *spin_button,
                                             gdouble            *new_val);
 static void gtk_spin_button_default_output (GtkSpinButton      *spin_button);
-static void update_node_state              (GtkSpinButton *spin_button);
+
 
 static guint spinbutton_signals[LAST_SIGNAL] = {0};
 
@@ -336,20 +319,13 @@ gtk_spin_button_class_init (GtkSpinButtonClass *class)
   gobject_class->get_property = gtk_spin_button_get_property;
 
   widget_class->destroy = gtk_spin_button_destroy;
-  widget_class->map = gtk_spin_button_map;
-  widget_class->unmap = gtk_spin_button_unmap;
   widget_class->realize = gtk_spin_button_realize;
-  widget_class->unrealize = gtk_spin_button_unrealize;
   widget_class->measure = gtk_spin_button_measure;
   widget_class->size_allocate = gtk_spin_button_size_allocate;
   widget_class->snapshot = gtk_spin_button_snapshot;
   widget_class->scroll_event = gtk_spin_button_scroll;
-  widget_class->button_press_event = gtk_spin_button_button_press;
-  widget_class->button_release_event = gtk_spin_button_button_release;
   widget_class->motion_notify_event = gtk_spin_button_motion_notify;
   widget_class->key_release_event = gtk_spin_button_key_release;
-  widget_class->enter_notify_event = gtk_spin_button_enter_notify;
-  widget_class->leave_notify_event = gtk_spin_button_leave_notify;
   widget_class->focus_out_event = gtk_spin_button_focus_out;
   widget_class->grab_notify = gtk_spin_button_grab_notify;
   widget_class->state_flags_changed = gtk_spin_button_state_flags_changed;
@@ -676,16 +652,6 @@ swipe_gesture_begin (GtkGesture       *gesture,
                      GdkEventSequence *sequence,
                      GtkSpinButton    *spin_button)
 {
-  GdkEventSequence *current;
-  const GdkEvent *event;
-
-  current = gtk_gesture_single_get_current_sequence (GTK_GESTURE_SINGLE (gesture));
-  event = gtk_gesture_get_last_event (gesture, current);
-
-  if (event->any.window == spin_button->priv->up_panel ||
-      event->any.window == spin_button->priv->down_panel)
-    gtk_gesture_set_state (gesture, GTK_EVENT_SEQUENCE_DENIED);
-
   gtk_gesture_set_state (gesture, GTK_EVENT_SEQUENCE_CLAIMED);
   gtk_widget_grab_focus (GTK_WIDGET (spin_button));
 }
@@ -727,14 +693,117 @@ update_node_ordering (GtkSpinButton *spin_button)
     }
 
   gtk_box_gadget_set_orientation (GTK_BOX_GADGET (priv->gadget), priv->orientation);
-  gtk_box_gadget_remove_gadget (GTK_BOX_GADGET (priv->gadget), priv->up_button);
-  gtk_box_gadget_remove_gadget (GTK_BOX_GADGET (priv->gadget), priv->down_button);
-  gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget),
-                                up_button_pos, priv->up_button,
-                                FALSE, GTK_ALIGN_FILL);
-  gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget),
-                                down_button_pos, priv->down_button,
-                                FALSE, GTK_ALIGN_FILL);
+  gtk_box_gadget_remove_widget (GTK_BOX_GADGET (priv->gadget), priv->up_button);
+  gtk_box_gadget_remove_widget (GTK_BOX_GADGET (priv->gadget), priv->down_button);
+  gtk_box_gadget_insert_widget (GTK_BOX_GADGET (priv->gadget),
+                                up_button_pos, priv->up_button);
+  gtk_box_gadget_insert_widget (GTK_BOX_GADGET (priv->gadget),
+                                down_button_pos, priv->down_button);
+}
+
+static gboolean
+gtk_spin_button_stop_spinning (GtkSpinButton *spin)
+{
+  GtkSpinButtonPrivate *priv = spin->priv;
+  gboolean did_spin = FALSE;
+
+  if (priv->timer)
+    {
+      g_source_remove (priv->timer);
+      priv->timer = 0;
+      priv->need_timer = FALSE;
+
+      did_spin = TRUE;
+    }
+
+  priv->timer_step = gtk_adjustment_get_step_increment (priv->adjustment);
+  priv->timer_calls = 0;
+
+  priv->click_child = NULL;
+
+  return did_spin;
+}
+
+static void
+start_spinning (GtkSpinButton *spin,
+                GtkWidget     *click_child,
+                gdouble        step)
+{
+  GtkSpinButtonPrivate *priv = spin->priv;
+
+  priv->click_child = click_child;
+
+  if (!priv->timer)
+    {
+      priv->timer_step = step;
+      priv->need_timer = TRUE;
+      priv->timer = gdk_threads_add_timeout (TIMEOUT_INITIAL,
+                                   (GSourceFunc) gtk_spin_button_timer,
+                                   (gpointer) spin);
+      g_source_set_name_by_id (priv->timer, "[gtk+] gtk_spin_button_timer");
+    }
+  gtk_spin_button_real_spin (spin, click_child == priv->up_button ? step : -step);
+
+  gtk_widget_queue_draw (GTK_WIDGET (spin));
+}
+
+static void
+button_pressed_cb (GtkGestureMultiPress *gesture,
+                   int                   n_pressses,
+                   double                x,
+                   double                y,
+                   gpointer              user_data)
+{
+  GtkSpinButton *spin_button = user_data;
+  GtkSpinButtonPrivate *priv = spin_button->priv;
+  GtkWidget *pressed_button = GTK_GESTURE (gesture) == priv->up_click_gesture ?
+                              priv->up_button : priv->down_button;
+
+  if (gtk_editable_get_editable (GTK_EDITABLE (spin_button)))
+    {
+      int button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (gesture));
+      gtk_spin_button_update (spin_button);
+
+      if (button == GDK_BUTTON_PRIMARY)
+        start_spinning (spin_button, pressed_button, gtk_adjustment_get_step_increment (priv->adjustment));
+      else if (button == GDK_BUTTON_MIDDLE)
+        start_spinning (spin_button, pressed_button, gtk_adjustment_get_page_increment (priv->adjustment));
+    }
+  else
+    {
+      gtk_widget_error_bell (GTK_WIDGET (spin_button));
+    }
+}
+
+static void
+button_released_cb (GtkGestureMultiPress *gesture,
+                    int                   n_pressses,
+                    double                x,
+                    double                y,
+                    gpointer              user_data)
+{
+  GtkSpinButton *spin_button = user_data;
+  GtkSpinButtonPrivate *priv = spin_button->priv;
+  int button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (gesture));
+
+  gtk_spin_button_stop_spinning (spin_button);
+
+  if (button == GDK_BUTTON_SECONDARY)
+    {
+      double diff;
+      if (GTK_GESTURE (gesture) == priv->down_click_gesture)
+        {
+          diff = gtk_adjustment_get_value (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment);
+          if (diff > EPSILON)
+            gtk_spin_button_real_spin (spin_button, -diff);
+        }
+      else if (GTK_GESTURE (gesture) == priv->up_click_gesture)
+        {
+          diff = gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_value (priv->adjustment);
+          if (diff > EPSILON)
+            gtk_spin_button_real_spin (spin_button, diff);
+        }
+    }
 }
 
 static void
@@ -747,15 +816,11 @@ gtk_spin_button_init (GtkSpinButton *spin_button)
   priv = spin_button->priv;
 
   priv->adjustment = NULL;
-  priv->down_panel = NULL;
-  priv->up_panel = NULL;
   priv->timer = 0;
   priv->climb_rate = 0.0;
   priv->timer_step = 0.0;
   priv->update_policy = GTK_UPDATE_ALWAYS;
-  priv->in_child = NULL;
   priv->click_child = NULL;
-  priv->button = 0;
   priv->need_timer = FALSE;
   priv->timer_calls = 0;
   priv->digits = 0;
@@ -766,6 +831,7 @@ gtk_spin_button_init (GtkSpinButton *spin_button)
   priv->orientation = GTK_ORIENTATION_HORIZONTAL;
 
   _gtk_orientable_set_style_classes (GTK_ORIENTABLE (spin_button));
+  gtk_widget_set_focus_on_click (GTK_WIDGET (spin_button), TRUE);
 
   widget_node = gtk_widget_get_css_node (GTK_WIDGET (spin_button));
 
@@ -781,32 +847,35 @@ gtk_spin_button_init (GtkSpinButton *spin_button)
                                 -1, gtk_entry_get_gadget (GTK_ENTRY (spin_button)),
                                 TRUE, GTK_ALIGN_FILL);
 
-  priv->down_button = gtk_icon_helper_new_named ("button",
-                                                 GTK_WIDGET (spin_button));
-  _gtk_icon_helper_set_use_fallback (GTK_ICON_HELPER (priv->down_button), TRUE);
-  _gtk_icon_helper_set_icon_name (GTK_ICON_HELPER (priv->down_button), "list-remove-symbolic", GTK_ICON_SIZE_MENU);
-  gtk_css_gadget_add_class (priv->down_button, "down");
-  gtk_css_node_set_parent (gtk_css_gadget_get_node (priv->down_button), widget_node);
-  gtk_css_node_set_state (gtk_css_gadget_get_node (priv->down_button), gtk_css_node_get_state (widget_node));
-  gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget),
-                                -1, priv->down_button,
-                                FALSE, GTK_ALIGN_FILL);
+  priv->down_button = gtk_button_new_from_icon_name ("list-remove-symbolic", GTK_ICON_SIZE_BUTTON);
+  gtk_style_context_add_class (gtk_widget_get_style_context (priv->down_button), "down");
+  gtk_widget_set_parent (priv->down_button, GTK_WIDGET (spin_button));
+  gtk_widget_show (priv->down_button);
+  gtk_box_gadget_insert_widget (GTK_BOX_GADGET (priv->gadget),
+                                -1, priv->down_button);
+  priv->down_click_gesture = gtk_gesture_multi_press_new (GTK_WIDGET (priv->down_button));
+  gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (priv->down_click_gesture), FALSE);
+  gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (priv->down_click_gesture),
+                                              GTK_PHASE_CAPTURE);
+  g_signal_connect (priv->down_click_gesture, "pressed", G_CALLBACK (button_pressed_cb), spin_button);
+  g_signal_connect (priv->down_click_gesture, "released", G_CALLBACK (button_released_cb), spin_button);
 
-  priv->up_button = gtk_icon_helper_new_named ("button",
-                                               GTK_WIDGET (spin_button));
-  _gtk_icon_helper_set_use_fallback (GTK_ICON_HELPER (priv->up_button), TRUE);
-  _gtk_icon_helper_set_icon_name (GTK_ICON_HELPER (priv->up_button), "list-add-symbolic", GTK_ICON_SIZE_MENU);
-  gtk_css_gadget_add_class (priv->up_button, "up");
-  gtk_css_node_set_parent (gtk_css_gadget_get_node (priv->up_button), widget_node);
-  gtk_css_node_set_state (gtk_css_gadget_get_node (priv->up_button), gtk_css_node_get_state (widget_node));
-  gtk_box_gadget_insert_gadget (GTK_BOX_GADGET (priv->gadget),
-                                -1, priv->up_button,
-                                FALSE, GTK_ALIGN_FILL);
+  priv->up_button = gtk_button_new_from_icon_name ("list-add-symbolic", GTK_ICON_SIZE_BUTTON);
+  gtk_style_context_add_class (gtk_widget_get_style_context (priv->up_button), "up");
+  gtk_widget_set_parent (priv->up_button, GTK_WIDGET (spin_button));
+  gtk_widget_show (priv->up_button);
+  gtk_box_gadget_insert_widget (GTK_BOX_GADGET (priv->gadget),
+                                -1, priv->up_button);
+  priv->up_click_gesture = gtk_gesture_multi_press_new (GTK_WIDGET (priv->up_button));
+  gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (priv->up_click_gesture), FALSE);
+  gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (priv->up_click_gesture),
+                                              GTK_PHASE_CAPTURE);
+  g_signal_connect (priv->up_click_gesture, "pressed", G_CALLBACK (button_pressed_cb), spin_button);
+  g_signal_connect (priv->up_click_gesture, "released", G_CALLBACK (button_released_cb), spin_button);
 
   gtk_spin_button_set_adjustment (spin_button, NULL);
 
   update_node_ordering (spin_button);
-  update_node_state (spin_button);
 
   gtk_widget_add_events (GTK_WIDGET (spin_button), GDK_SCROLL_MASK);
 
@@ -828,10 +897,12 @@ gtk_spin_button_finalize (GObject *object)
 
   gtk_spin_button_unset_adjustment (spin_button);
   g_clear_object (&priv->gadget);
-  g_clear_object (&priv->down_button);
-  g_clear_object (&priv->up_button);
 
   g_object_unref (priv->swipe_gesture);
+  g_object_unref (priv->up_click_gesture);
+  g_object_unref (priv->down_click_gesture);
+  g_object_unref (priv->up_button);
+  g_object_unref (priv->down_button);
 
   G_OBJECT_CLASS (gtk_spin_button_parent_class)->finalize (object);
 }
@@ -844,135 +915,16 @@ gtk_spin_button_destroy (GtkWidget *widget)
   GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->destroy (widget);
 }
 
-static void
-gtk_spin_button_map (GtkWidget *widget)
-{
-  GtkSpinButton *spin_button = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-
-  if (gtk_widget_get_realized (widget) && !gtk_widget_get_mapped (widget))
-    {
-      GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->map (widget);
-      gdk_window_show (priv->down_panel);
-      gdk_window_show (priv->up_panel);
-    }
-}
-
-static void
-gtk_spin_button_unmap (GtkWidget *widget)
-{
-  GtkSpinButton *spin_button = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-
-  if (gtk_widget_get_mapped (widget))
-    {
-      gtk_spin_button_stop_spinning (GTK_SPIN_BUTTON (widget));
-
-      gdk_window_hide (priv->down_panel);
-      gdk_window_hide (priv->up_panel);
-      GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->unmap (widget);
-    }
-}
-
-static gboolean
-gtk_spin_button_panel_at_limit (GtkSpinButton *spin_button,
-                                gint           panel)
-{
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-
-  if (priv->wrap)
-    return FALSE;
-
-  if (panel == UP_PANEL &&
-      (gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_value (priv->adjustment) <= EPSILON))
-    return TRUE;
-
-  if (panel == DOWN_PANEL &&
-      (gtk_adjustment_get_value (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment) <= EPSILON))
-    return TRUE;
-
-  return FALSE;
-}
-
-static GtkStateFlags
-gtk_spin_button_panel_get_state (GtkSpinButton *spin_button,
-                                 gint           panel)
-{
-  GtkStateFlags state;
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-
-  state = gtk_widget_get_state_flags (GTK_WIDGET (spin_button));
-
-  state &= ~(GTK_STATE_FLAG_ACTIVE | GTK_STATE_FLAG_PRELIGHT | GTK_STATE_FLAG_DROP_ACTIVE);
-
-  if ((state & GTK_STATE_FLAG_INSENSITIVE) ||
-      gtk_spin_button_panel_at_limit (spin_button, panel) ||
-      !gtk_editable_get_editable (GTK_EDITABLE (spin_button)))
-    {
-      state |= GTK_STATE_FLAG_INSENSITIVE;
-    }
-  else
-    {
-      GdkWindow *panel_win;
-
-      panel_win = panel == UP_PANEL ? priv->up_panel : priv->down_panel;
-
-      if (priv->click_child &&
-          priv->click_child == panel_win)
-        state |= GTK_STATE_FLAG_ACTIVE;
-      else if (priv->in_child &&
-               priv->in_child == panel_win &&
-               priv->click_child == NULL)
-        state |= GTK_STATE_FLAG_PRELIGHT;
-    }
-
-  return state;
-}
-
-static void
-update_node_state (GtkSpinButton *spin_button)
-{
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-
-  gtk_css_gadget_set_state (priv->up_button, gtk_spin_button_panel_get_state (spin_button, UP_PANEL));
-  gtk_css_gadget_set_state (priv->down_button, gtk_spin_button_panel_get_state (spin_button, DOWN_PANEL));
-}
-
 static void
 gtk_spin_button_realize (GtkWidget *widget)
 {
   GtkSpinButton *spin_button = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin_button->priv;
-  GtkAllocation down_allocation, up_allocation;
   gboolean return_val;
 
   gtk_widget_set_events (widget, gtk_widget_get_events (widget) |
                          GDK_KEY_RELEASE_MASK);
   GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->realize (widget);
 
-  gtk_css_gadget_get_border_allocation (priv->up_button, &up_allocation, NULL);
-  gtk_css_gadget_get_border_allocation (priv->down_button, &down_allocation, NULL);
-
-  priv->down_panel = gdk_window_new_input (gtk_widget_get_window (widget),
-                                           gtk_widget_get_events (widget)
-                                           | GDK_BUTTON_PRESS_MASK
-                                           | GDK_BUTTON_RELEASE_MASK
-                                           | GDK_LEAVE_NOTIFY_MASK
-                                           | GDK_ENTER_NOTIFY_MASK
-                                           | GDK_POINTER_MOTION_MASK,
-                                           &down_allocation);
-  gtk_widget_register_window (widget, priv->down_panel);
-
-  priv->up_panel = gdk_window_new_input (gtk_widget_get_window (widget),
-                                           gtk_widget_get_events (widget)
-                                           | GDK_BUTTON_PRESS_MASK
-                                           | GDK_BUTTON_RELEASE_MASK
-                                           | GDK_LEAVE_NOTIFY_MASK
-                                           | GDK_ENTER_NOTIFY_MASK
-                                           | GDK_POINTER_MOTION_MASK,
-                                           &up_allocation);
-  gtk_widget_register_window (widget, priv->up_panel);
-
   return_val = FALSE;
   g_signal_emit (spin_button, spinbutton_signals[OUTPUT], 0, &return_val);
 
@@ -986,29 +938,6 @@ gtk_spin_button_realize (GtkWidget *widget)
   gtk_widget_queue_resize (GTK_WIDGET (spin_button));
 }
 
-static void
-gtk_spin_button_unrealize (GtkWidget *widget)
-{
-  GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin->priv;
-
-  GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->unrealize (widget);
-
-  if (priv->down_panel)
-    {
-      gtk_widget_unregister_window (widget, priv->down_panel);
-      gdk_window_destroy (priv->down_panel);
-      priv->down_panel = NULL;
-    }
-
-  if (priv->up_panel)
-    {
-      gtk_widget_unregister_window (widget, priv->up_panel);
-      gdk_window_destroy (priv->up_panel);
-      priv->up_panel = NULL;
-    }
-}
-
 /* Callback used when the spin button's adjustment changes.
  * We need to redraw the arrows when the adjustment’s range
  * changes, and reevaluate our size request.
@@ -1020,7 +949,6 @@ adjustment_changed_cb (GtkAdjustment *adjustment, gpointer data)
   GtkSpinButtonPrivate *priv = spin_button->priv;
 
   priv->timer_step = gtk_adjustment_get_step_increment (priv->adjustment);
-  update_node_state (spin_button);
   gtk_widget_queue_resize (GTK_WIDGET (spin_button));
 }
 
@@ -1167,21 +1095,6 @@ gtk_spin_button_size_allocate (GtkWidget     *widget,
                            &clip);
 
   gtk_widget_set_clip (widget, &clip);
-
-  if (gtk_widget_get_realized (widget))
-    {
-      GtkAllocation button_alloc;
-
-      gtk_css_gadget_get_border_allocation (priv->down_button, &button_alloc, NULL);
-      gdk_window_move_resize (priv->down_panel,
-                              button_alloc.x, button_alloc.y,
-                              button_alloc.width, button_alloc.height);
-
-      gtk_css_gadget_get_border_allocation (priv->up_button, &button_alloc, NULL);
-      gdk_window_move_resize (priv->up_panel,
-                              button_alloc.x, button_alloc.y,
-                              button_alloc.width, button_alloc.height);
-    }
 }
 
 static void
@@ -1191,41 +1104,6 @@ gtk_spin_button_snapshot (GtkWidget   *widget,
   gtk_css_gadget_snapshot (GTK_SPIN_BUTTON(widget)->priv->gadget, snapshot);
 }
 
-static gint
-gtk_spin_button_enter_notify (GtkWidget        *widget,
-                              GdkEventCrossing *event)
-{
-  GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin->priv;
-
-  if (event->window == priv->down_panel ||
-      event->window == priv->up_panel)
-    {
-      priv->in_child = event->window;
-      update_node_state (spin);
-      gtk_widget_queue_draw (GTK_WIDGET (spin));
-    }
-
-  return GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->enter_notify_event (widget, event);
-}
-
-static gint
-gtk_spin_button_leave_notify (GtkWidget        *widget,
-                              GdkEventCrossing *event)
-{
-  GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin->priv;
-
-  if (priv->in_child != NULL)
-    {
-      priv->in_child = NULL;
-      update_node_state (spin);
-      gtk_widget_queue_draw (GTK_WIDGET (spin));
-    }
-
-  return GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->leave_notify_event (widget, event);
-}
-
 static gint
 gtk_spin_button_focus_out (GtkWidget     *widget,
                            GdkEventFocus *event)
@@ -1262,7 +1140,6 @@ gtk_spin_button_state_flags_changed (GtkWidget     *widget,
     }
 
   gtk_css_gadget_set_state (gtk_entry_get_gadget (GTK_ENTRY (widget)), gtk_widget_get_state_flags (widget));
-  update_node_state (spin);
 
   GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->state_flags_changed (widget, previous_state);
 }
@@ -1292,137 +1169,6 @@ gtk_spin_button_scroll (GtkWidget      *widget,
   return TRUE;
 }
 
-static gboolean
-gtk_spin_button_stop_spinning (GtkSpinButton *spin)
-{
-  GtkSpinButtonPrivate *priv = spin->priv;
-  gboolean did_spin = FALSE;
-
-  if (priv->timer)
-    {
-      g_source_remove (priv->timer);
-      priv->timer = 0;
-      priv->need_timer = FALSE;
-
-      did_spin = TRUE;
-    }
-
-  priv->button = 0;
-  priv->timer_step = gtk_adjustment_get_step_increment (priv->adjustment);
-  priv->timer_calls = 0;
-
-  priv->click_child = NULL;
-
-  return did_spin;
-}
-
-static void
-start_spinning (GtkSpinButton *spin,
-                GdkWindow     *click_child,
-                gdouble        step)
-{
-  GtkSpinButtonPrivate *priv;
-
-  priv = spin->priv;
-
-  priv->click_child = click_child;
-
-  if (!priv->timer)
-    {
-      priv->timer_step = step;
-      priv->need_timer = TRUE;
-      priv->timer = gdk_threads_add_timeout (TIMEOUT_INITIAL,
-                                   (GSourceFunc) gtk_spin_button_timer,
-                                   (gpointer) spin);
-      g_source_set_name_by_id (priv->timer, "[gtk+] gtk_spin_button_timer");
-    }
-  gtk_spin_button_real_spin (spin, click_child == priv->up_panel ? step : -step);
-
-  gtk_widget_queue_draw (GTK_WIDGET (spin));
-}
-
-static gint
-gtk_spin_button_button_press (GtkWidget      *widget,
-                              GdkEventButton *event)
-{
-  GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin->priv;
-
-  if (!priv->button)
-    {
-      if ((event->window == priv->down_panel) ||
-          (event->window == priv->up_panel))
-        {
-          if (!gtk_widget_has_focus (widget))
-            gtk_widget_grab_focus (widget);
-          priv->button = event->button;
-
-          if (gtk_editable_get_editable (GTK_EDITABLE (widget))) {
-            gtk_spin_button_update (spin);
-
-            if (event->button == GDK_BUTTON_PRIMARY)
-              start_spinning (spin, event->window, gtk_adjustment_get_step_increment (priv->adjustment));
-            else if (event->button == GDK_BUTTON_MIDDLE)
-              start_spinning (spin, event->window, gtk_adjustment_get_page_increment (priv->adjustment));
-            else
-              priv->click_child = event->window;
-          } else
-            gtk_widget_error_bell (widget);
-
-          return TRUE;
-        }
-      else
-        {
-          return GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->button_press_event (widget, event);
-        }
-    }
-  return FALSE;
-}
-
-static gint
-gtk_spin_button_button_release (GtkWidget      *widget,
-                                GdkEventButton *event)
-{
-  GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
-  GtkSpinButtonPrivate *priv = spin->priv;
-
-  if (event->button == priv->button)
-    {
-      GdkWindow *click_child = priv->click_child;
-
-      gtk_spin_button_stop_spinning (spin);
-
-      if (event->button == GDK_BUTTON_SECONDARY)
-        {
-          gdouble diff;
-
-          if (event->window == priv->down_panel &&
-              click_child == event->window)
-            {
-              diff = gtk_adjustment_get_value (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment);
-              if (diff > EPSILON)
-                gtk_spin_button_real_spin (spin, -diff);
-            }
-          else if (event->window == priv->up_panel &&
-                   click_child == event->window)
-            {
-              diff = gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_value (priv->adjustment);
-              if (diff > EPSILON)
-                gtk_spin_button_real_spin (spin, diff);
-            }
-        }
-
-      update_node_state (spin);
-      gtk_widget_queue_draw (GTK_WIDGET (spin));
-
-      return TRUE;
-    }
-  else
-    {
-      return GTK_WIDGET_CLASS (gtk_spin_button_parent_class)->button_release_event (widget, event);
-    }
-}
-
 static gint
 gtk_spin_button_motion_notify (GtkWidget      *widget,
                                GdkEventMotion *event)
@@ -1430,20 +1176,6 @@ gtk_spin_button_motion_notify (GtkWidget      *widget,
   GtkSpinButton *spin = GTK_SPIN_BUTTON (widget);
   GtkSpinButtonPrivate *priv = spin->priv;
 
-  if (priv->button)
-    return FALSE;
-
-  if (event->window == priv->down_panel ||
-      event->window == priv->up_panel)
-    {
-      gdk_event_request_motions (event);
-
-      priv->in_child = event->window;
-      gtk_widget_queue_draw (widget);
-
-      return FALSE;
-    }
-
   if (gtk_gesture_is_recognized (priv->swipe_gesture))
     return TRUE;
 
@@ -1458,7 +1190,7 @@ gtk_spin_button_timer (GtkSpinButton *spin_button)
 
   if (priv->timer)
     {
-      if (priv->click_child == priv->up_panel)
+      if (priv->click_child == priv->up_button)
         gtk_spin_button_real_spin (spin_button, priv->timer_step);
       else
         gtk_spin_button_real_spin (spin_button, -priv->timer_step);
@@ -1506,8 +1238,6 @@ gtk_spin_button_value_changed (GtkAdjustment *adjustment,
 
   g_signal_emit (spin_button, spinbutton_signals[VALUE_CHANGED], 0);
 
-  update_node_state (spin_button);
-
   gtk_widget_queue_draw (GTK_WIDGET (spin_button));
 
   g_object_notify (G_OBJECT (spin_button), "value");

gtk/gtkswitch.c

@@ -67,6 +67,7 @@
 #include "gtkcssnumbervalueprivate.h"
 #include "gtkprogresstrackerprivate.h"
 #include "gtksettingsprivate.h"
+#include "gtkcontainerprivate.h"
 
 #include "fallback-c89.c"
 
@@ -80,8 +81,6 @@ struct _GtkSwitchPrivate
 
   GtkCssGadget *gadget;
   GtkCssGadget *slider_gadget;
-  PangoLayout  *off_layout;
-  PangoLayout  *on_layout;
 
   double handle_pos;
   guint tick_id;
@@ -90,6 +89,9 @@ struct _GtkSwitchPrivate
   guint state                 : 1;
   guint is_active             : 1;
   guint in_switch             : 1;
+
+  GtkWidget *on_label;
+  GtkWidget *off_label;
 };
 
 enum
@@ -279,51 +281,6 @@ gtk_switch_pan_gesture_drag_end (GtkGestureDrag *gesture,
   gtk_widget_queue_allocate (GTK_WIDGET (sw));
 }
 
-static void
-gtk_switch_create_pango_layouts (GtkSwitch *self)
-{
-  GtkSwitchPrivate *priv = self->priv;
-
-  g_clear_object (&priv->on_layout);
-  /* Translators: if the "on" state label requires more than three
-   * glyphs then use MEDIUM VERTICAL BAR (U+2759) as the text for
-   * the state
-   */
-  priv->on_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), C_("switch", "ON"));
-
-
-  g_clear_object (&priv->off_layout);
-  /* Translators: if the "off" state label requires more than three
-   * glyphs then use WHITE CIRCLE (U+25CB) as the text for the state
-   */
-  priv->off_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), C_("switch", "OFF"));
-}
-
-static void
-gtk_switch_screen_changed (GtkWidget *widget,
-                           GdkScreen *prev_screen)
-{
-  gtk_switch_create_pango_layouts (GTK_SWITCH (widget));
-}
-
-static void
-gtk_switch_style_updated (GtkWidget *widget)
-{
-  GtkSwitch *self = GTK_SWITCH (widget);
-  GtkStyleContext *context;
-  GtkCssStyleChange *change;
-
-  GTK_WIDGET_CLASS (gtk_switch_parent_class)->style_updated (widget);
-
-  context = gtk_widget_get_style_context (widget);
-  change = gtk_style_context_get_change (context);
-
-  if (change == NULL || gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_FONT))
-    gtk_switch_create_pango_layouts (self);
-}
-
-
-
 static gboolean
 gtk_switch_enter (GtkWidget        *widget,
                   GdkEventCrossing *event)
@@ -374,7 +331,7 @@ gtk_switch_get_content_size (GtkCssGadget   *gadget,
   GtkSwitch *self;
   GtkSwitchPrivate *priv;
   gint slider_minimum, slider_natural;
-  PangoRectangle on_rect, off_rect;
+  int on_nat, off_nat;
 
   widget = gtk_css_gadget_get_owner (gadget);
   self = GTK_SWITCH (widget);
@@ -386,18 +343,18 @@ gtk_switch_get_content_size (GtkCssGadget   *gadget,
                                      &slider_minimum, &slider_natural,
                                      NULL, NULL);
 
-  pango_layout_get_pixel_extents (priv->on_layout, NULL, &on_rect);
-  pango_layout_get_pixel_extents (priv->off_layout, NULL, &off_rect);
+  gtk_widget_measure (priv->on_label, orientation, for_size, NULL, &on_nat, NULL, NULL);
+  gtk_widget_measure (priv->off_label, orientation, for_size, NULL, &off_nat, NULL, NULL);
 
   if (orientation == GTK_ORIENTATION_HORIZONTAL)
     {
-      int text_width = MAX (on_rect.width, off_rect.width);
+      int text_width = MAX (on_nat, off_nat);
       *minimum = 2 * MAX (slider_minimum, text_width);
       *natural = 2 * MAX (slider_natural, text_width);
     }
   else
     {
-      int text_height = MAX (on_rect.height, off_rect.height);
+      int text_height = MAX (on_nat, off_nat);
       *minimum = MAX (slider_minimum, text_height);
       *natural = MAX (slider_natural, text_height);
     }
@@ -428,8 +385,10 @@ gtk_switch_allocate_contents (GtkCssGadget        *gadget,
 {
   GtkSwitch *self = GTK_SWITCH (gtk_css_gadget_get_owner (gadget));
   GtkSwitchPrivate *priv = self->priv;
+  GtkAllocation child_alloc;
   GtkAllocation slider_alloc;
-  
+  int min;
+
   slider_alloc.x = allocation->x + round (priv->handle_pos * (allocation->width - allocation->width / 2));
   slider_alloc.y = allocation->y;
   slider_alloc.width = allocation->width / 2;
@@ -440,6 +399,26 @@ gtk_switch_allocate_contents (GtkCssGadget        *gadget,
                            baseline,
                            out_clip);
 
+  /* Center ON label in left half */
+  gtk_widget_measure (priv->on_label, GTK_ORIENTATION_HORIZONTAL, -1, &min, NULL, NULL, NULL);
+  child_alloc.x = allocation->x + ((allocation->width / 2) - min) / 2;
+  child_alloc.width = min;
+  gtk_widget_measure (priv->on_label, GTK_ORIENTATION_VERTICAL, min, &min, NULL, NULL, NULL);
+  child_alloc.y = allocation->y + (allocation->height - min) / 2;
+  child_alloc.height = min;
+  gtk_widget_size_allocate (priv->on_label, &child_alloc);
+
+
+  /* Center OFF label in right half */
+  gtk_widget_measure (priv->off_label, GTK_ORIENTATION_HORIZONTAL, -1, &min, NULL, NULL, NULL);
+  child_alloc.x = allocation->x + (allocation->width / 2) + ((allocation->width / 2) - min) / 2;
+  child_alloc.width = min;
+  gtk_widget_measure (priv->off_label, GTK_ORIENTATION_VERTICAL, min, &min, NULL, NULL, NULL);
+  child_alloc.y = allocation->y + (allocation->height - min) / 2;
+  child_alloc.height = min;
+  gtk_widget_size_allocate (priv->off_label, &child_alloc);
+
+
   if (gtk_widget_get_realized (GTK_WIDGET (self)))
     {
       GtkAllocation border_allocation;
@@ -475,7 +454,8 @@ gtk_switch_realize (GtkWidget *widget)
   GdkWindow *parent_window;
   GtkAllocation allocation;
 
-  gtk_widget_set_realized (widget, TRUE);
+  GTK_WIDGET_CLASS (gtk_switch_parent_class)->realize (widget);
+
   parent_window = gtk_widget_get_parent_window (widget);
   gtk_widget_set_window (widget, parent_window);
   g_object_ref (parent_window);
@@ -554,23 +534,9 @@ gtk_switch_snapshot_trough (GtkCssGadget *gadget,
 {
   GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
   GtkSwitchPrivate *priv = GTK_SWITCH (widget)->priv;
-  GtkStyleContext *context = gtk_widget_get_style_context (widget);
-  PangoRectangle rect;
-  gint label_x, label_y;
 
-  pango_layout_get_pixel_extents (priv->on_layout, NULL, &rect);
-
-  label_x = x + ((width / 2) - rect.width) / 2;
-  label_y = y + (height - rect.height) / 2;
-
-  gtk_snapshot_render_layout (snapshot, context, label_x, label_y, priv->on_layout);
-
-  pango_layout_get_pixel_extents (priv->off_layout, NULL, &rect);
-
-  label_x = x + (width / 2) + ((width / 2) - rect.width) / 2;
-  label_y = y + (height - rect.height) / 2;
-
-  gtk_snapshot_render_layout (snapshot, context, label_x, label_y, priv->off_layout);
+  gtk_widget_snapshot_child (widget, priv->on_label, snapshot);
+  gtk_widget_snapshot_child (widget, priv->off_label, snapshot);
 
   gtk_css_gadget_snapshot (priv->slider_gadget, snapshot);
 
@@ -707,16 +673,16 @@ gtk_switch_dispose (GObject *object)
   g_clear_object (&priv->pan_gesture);
   g_clear_object (&priv->multipress_gesture);
 
-  g_clear_object (&priv->on_layout);
-  g_clear_object (&priv->off_layout);
-
   G_OBJECT_CLASS (gtk_switch_parent_class)->dispose (object);
 }
 
 static void
 gtk_switch_finalize (GObject *object)
 {
+  GtkSwitchPrivate *priv = GTK_SWITCH (object)->priv;
   gtk_switch_end_toggle_animation (GTK_SWITCH (object));
+  g_object_unref (priv->on_label);
+  g_object_unref (priv->off_label);
 
   G_OBJECT_CLASS (gtk_switch_parent_class)->finalize (object);
 }
@@ -781,8 +747,6 @@ gtk_switch_class_init (GtkSwitchClass *klass)
   widget_class->snapshot = gtk_switch_snapshot;
   widget_class->enter_notify_event = gtk_switch_enter;
   widget_class->leave_notify_event = gtk_switch_leave;
-  widget_class->screen_changed = gtk_switch_screen_changed;
-  widget_class->style_updated = gtk_switch_style_updated;
 
   klass->activate = gtk_switch_activate;
   klass->state_set = state_set;
@@ -902,7 +866,20 @@ gtk_switch_init (GtkSwitch *self)
                                               GTK_PHASE_BUBBLE);
   priv->pan_gesture = gesture;
 
-  gtk_switch_create_pango_layouts (self);
+  /* Translators: if the "on" state label requires more than three
+   * glyphs then use MEDIUM VERTICAL BAR (U+2759) as the text for
+   * the state
+   */
+  priv->on_label = gtk_label_new (C_("switch", "ON"));
+  gtk_widget_set_parent (priv->on_label, GTK_WIDGET (self));
+  gtk_widget_show (priv->on_label);
+
+  /* Translators: if the "off" state label requires more than three
+   * glyphs then use WHITE CIRCLE (U+25CB) as the text for the state
+   */
+  priv->off_label = gtk_label_new (C_("switch", "OFF"));
+  gtk_widget_set_parent (priv->off_label, GTK_WIDGET (self));
+  gtk_widget_show (priv->off_label);
 }
 
 /**

gtk/gtkwidget.c

@@ -944,6 +944,22 @@ gtk_widget_real_snapshot (GtkWidget   *widget,
   /* nothing to do here */
 }
 
+static void
+gtk_widget_real_show_all (GtkWidget *widget)
+{
+  GtkWidget *p;
+
+  for (p = gtk_widget_get_first_child (widget);
+       p != NULL;
+       p = gtk_widget_get_next_sibling (p))
+    {
+      if (!GTK_IS_POPOVER (p))
+        gtk_widget_show_all (p);
+    }
+
+  gtk_widget_show (widget);
+}
+
 static void
 gtk_widget_class_init (GtkWidgetClass *klass)
 {
@@ -992,7 +1008,7 @@ gtk_widget_class_init (GtkWidgetClass *klass)
   klass->activate_signal = 0;
   klass->dispatch_child_properties_changed = gtk_widget_dispatch_child_properties_changed;
   klass->show = gtk_widget_real_show;
-  klass->show_all = gtk_widget_show;
+  klass->show_all = gtk_widget_real_show_all;
   klass->hide = gtk_widget_real_hide;
   klass->map = gtk_widget_real_map;
   klass->unmap = gtk_widget_real_unmap;
@@ -1069,8 +1085,8 @@ gtk_widget_class_init (GtkWidgetClass *klass)
   widget_props[PROP_PARENT] =
       g_param_spec_object ("parent",
                            P_("Parent widget"),
-                           P_("The parent widget of this widget. Must be a Container widget"),
-                           GTK_TYPE_CONTAINER,
+                           P_("The parent widget of this widget."),
+                           GTK_TYPE_WIDGET,
                            GTK_PARAM_READWRITE);
 
   widget_props[PROP_WIDTH_REQUEST] =
@@ -3784,6 +3800,10 @@ gtk_widget_init (GTypeInstance *instance, gpointer g_class)
   priv->alpha = 255;
   priv->window = NULL;
   priv->parent = NULL;
+  priv->first_child = NULL;
+  priv->last_child = NULL;
+  priv->prev_sibling = NULL;
+  priv->next_sibling = NULL;
 
   priv->sensitive = TRUE;
   priv->redraw_on_alloc = TRUE;
@@ -3991,8 +4011,11 @@ gtk_widget_unparent (GtkWidget *widget)
   if (_gtk_widget_is_toplevel (toplevel))
     _gtk_window_unset_focus_and_default (GTK_WINDOW (toplevel), widget);
 
-  if (gtk_container_get_focus_child (GTK_CONTAINER (priv->parent)) == widget)
-    gtk_container_set_focus_child (GTK_CONTAINER (priv->parent), NULL);
+  if (GTK_IS_CONTAINER (priv->parent))
+    {
+      if (gtk_container_get_focus_child (GTK_CONTAINER (priv->parent)) == widget)
+        gtk_container_set_focus_child (GTK_CONTAINER (priv->parent), NULL);
+    }
 
   if (_gtk_widget_is_drawable (priv->parent))
     gtk_widget_queue_draw_area (priv->parent,
@@ -4027,7 +4050,22 @@ gtk_widget_unparent (GtkWidget *widget)
   priv->child_visible = TRUE;
 
   old_parent = priv->parent;
+  if (old_parent)
+    {
+      if (old_parent->priv->first_child == widget)
+        old_parent->priv->first_child = priv->next_sibling;
+
+      if (old_parent->priv->last_child == widget)
+        old_parent->priv->last_child = priv->prev_sibling;
+
+      if (priv->prev_sibling)
+        priv->prev_sibling->priv->next_sibling = priv->next_sibling;
+      if (priv->next_sibling)
+        priv->next_sibling->priv->prev_sibling = priv->prev_sibling;
+    }
   priv->parent = NULL;
+  priv->prev_sibling = NULL;
+  priv->next_sibling = NULL;
 
   /* parent may no longer expand if the removed
    * child was expand=TRUE and could therefore
@@ -4450,14 +4488,6 @@ typedef struct {
   gboolean enabled;
 } DeviceEnableData;
 
-static void
-device_enable_foreach (GtkWidget *widget,
-                       gpointer   user_data)
-{
-  DeviceEnableData *data = user_data;
-  gtk_widget_set_device_enabled_internal (widget, data->device, TRUE, data->enabled);
-}
-
 static void
 device_enable_foreach_window (gpointer win,
                               gpointer user_data)
@@ -4510,8 +4540,19 @@ gtk_widget_set_device_enabled_internal (GtkWidget *widget,
       g_list_foreach (window_list, device_enable_foreach_window, &data);
     }
 
-  if (recurse && GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget), device_enable_foreach, &data);
+  if (recurse)
+    {
+      GtkWidget *child;
+      for (child = gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = gtk_widget_get_next_sibling (child))
+        {
+          gtk_widget_set_device_enabled_internal (child,
+                                                  device,
+                                                  TRUE,
+                                                  enabled);
+        }
+    }
 }
 
 static void
@@ -8395,6 +8436,15 @@ gtk_widget_set_parent (GtkWidget *widget,
   gtk_widget_push_verify_invariants (widget);
 
   priv->parent = parent;
+  if (parent)
+    {
+      priv->prev_sibling = parent->priv->last_child;
+      if (parent->priv->last_child)
+        parent->priv->last_child->priv->next_sibling = widget;
+      parent->priv->last_child = widget;
+      if (!parent->priv->first_child)
+        parent->priv->first_child = widget;
+    }
 
   parent_flags = _gtk_widget_get_state_flags (parent);
 
@@ -8457,9 +8507,9 @@ gtk_widget_set_parent (GtkWidget *widget,
  * gtk_widget_get_parent:
  * @widget: a #GtkWidget
  *
- * Returns the parent container of @widget.
+ * Returns the parent widget of @widget.
  *
- * Returns: (transfer none) (nullable): the parent container of @widget, or %NULL
+ * Returns: (transfer none) (nullable): the parent widget of @widget, or %NULL
  **/
 GtkWidget *
 gtk_widget_get_parent (GtkWidget *widget)
@@ -8536,10 +8586,7 @@ gtk_widget_propagate_hierarchy_changed_recurse (GtkWidget *widget,
       g_signal_emit (widget, widget_signals[HIERARCHY_CHANGED], 0, info->previous_toplevel);
       do_screen_change (widget, info->previous_screen, info->new_screen);
 
-      if (GTK_IS_CONTAINER (widget))
-	gtk_container_forall (GTK_CONTAINER (widget),
-			      gtk_widget_propagate_hierarchy_changed_recurse,
-			      client_data);
+      gtk_widget_forall (widget, gtk_widget_propagate_hierarchy_changed_recurse, client_data);
 
       g_object_unref (widget);
     }
@@ -8588,15 +8635,18 @@ gtk_widget_propagate_screen_changed_recurse (GtkWidget *widget,
 					     gpointer   client_data)
 {
   HierarchyChangedInfo *info = client_data;
+  GtkWidget *child;
 
   g_object_ref (widget);
 
   do_screen_change (widget, info->previous_screen, info->new_screen);
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-			  gtk_widget_propagate_screen_changed_recurse,
-			  client_data);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    {
+      gtk_widget_propagate_screen_changed_recurse (child, client_data);
+    }
 
   g_object_unref (widget);
 }
@@ -8628,14 +8678,11 @@ _gtk_widget_propagate_screen_changed (GtkWidget    *widget,
 }
 
 static void
-reset_style_recurse (GtkWidget *widget, gpointer data)
+reset_style_recurse (GtkWidget *widget, gpointer user_data)
 {
   gtk_css_node_invalidate (widget->priv->cssnode, GTK_CSS_CHANGE_ANY);
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-			  reset_style_recurse,
-			  NULL);
+  gtk_widget_forall (widget, reset_style_recurse, user_data);
 }
 
 /**
@@ -8806,8 +8853,7 @@ gtk_widget_push_verify_invariants (GtkWidget *widget)
 }
 
 static void
-gtk_widget_verify_child_invariants (GtkWidget *widget,
-                                    gpointer   client_data)
+gtk_widget_verify_child_invariants (GtkWidget *widget)
 {
   /* We don't recurse further; this is a one-level check. */
   gtk_widget_verify_invariants (widget);
@@ -8822,21 +8868,22 @@ gtk_widget_pop_verify_invariants (GtkWidget *widget)
 
   if (widget->priv->verifying_invariants_count == 0)
     {
+      GtkWidget *child;
       gtk_widget_verify_invariants (widget);
 
-      if (GTK_IS_CONTAINER (widget))
+      /* Check one level of children, because our
+       * push_verify_invariants() will have prevented some of the
+       * checks. This does not recurse because if recursion is
+       * needed, it will happen naturally as each child has a
+       * push/pop on that child. For example if we're recursively
+       * mapping children, we'll push/pop on each child as we map
+       * it.
+       */
+      for (child = _gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = _gtk_widget_get_next_sibling (child))
         {
-          /* Check one level of children, because our
-           * push_verify_invariants() will have prevented some of the
-           * checks. This does not recurse because if recursion is
-           * needed, it will happen naturally as each child has a
-           * push/pop on that child. For example if we're recursively
-           * mapping children, we'll push/pop on each child as we map
-           * it.
-           */
-          gtk_container_forall (GTK_CONTAINER (widget),
-                                gtk_widget_verify_child_invariants,
-                                NULL);
+          gtk_widget_verify_child_invariants (child);
         }
     }
 }
@@ -9004,17 +9051,14 @@ gtk_widget_get_font_options (GtkWidget *widget)
 }
 
 static void
-gtk_widget_set_font_map_recurse (GtkWidget *widget, gpointer data)
+gtk_widget_set_font_map_recurse (GtkWidget *widget, gpointer user_data)
 {
   if (g_object_get_qdata (G_OBJECT (widget), quark_font_map))
     return;
 
   gtk_widget_update_pango_context (widget);
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-                          gtk_widget_set_font_map_recurse,
-                          data);
+  gtk_widget_forall (widget, gtk_widget_set_font_map_recurse, user_data);
 }
 
 /**
@@ -9046,10 +9090,8 @@ gtk_widget_set_font_map (GtkWidget    *widget,
                            g_object_unref);
 
   gtk_widget_update_pango_context (widget);
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-                          gtk_widget_set_font_map_recurse,
-                          NULL);
+
+  gtk_widget_forall (widget, gtk_widget_set_font_map_recurse, NULL);
 }
 
 /**
@@ -9371,10 +9413,7 @@ _gtk_widget_scale_changed (GtkWidget *widget)
 
   gtk_widget_queue_draw (widget);
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-                          (GtkCallback) _gtk_widget_scale_changed,
-                          NULL);
+  gtk_widget_forall (widget, (GtkCallback)_gtk_widget_scale_changed, NULL);
 }
 
 /**
@@ -10247,16 +10286,19 @@ static void
 gtk_widget_set_default_direction_recurse (GtkWidget *widget, gpointer data)
 {
   GtkTextDirection old_dir = GPOINTER_TO_UINT (data);
+  GtkWidget *child;
 
   g_object_ref (widget);
 
   if (widget->priv->direction == GTK_TEXT_DIR_NONE)
     gtk_widget_emit_direction_changed (widget, old_dir);
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-			  gtk_widget_set_default_direction_recurse,
-			  data);
+  for (child = _gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = _gtk_widget_get_next_sibling (child))
+    {
+      gtk_widget_set_default_direction_recurse (child, data);
+    }
 
   g_object_unref (widget);
 }
@@ -10340,8 +10382,10 @@ gtk_widget_dispose (GObject *object)
   GtkWidgetPrivate *priv = widget->priv;
   GSList *sizegroups;
 
-  if (priv->parent)
+  if (priv->parent && GTK_IS_CONTAINER (priv->parent))
     gtk_container_remove (GTK_CONTAINER (priv->parent), widget);
+  else if (priv->parent)
+    gtk_widget_unparent (widget);
   else if (_gtk_widget_get_visible (widget))
     gtk_widget_hide (widget);
 
@@ -10571,6 +10615,19 @@ gtk_widget_finalize (GObject *object)
   g_list_free_full (priv->event_controllers, g_free);
   priv->event_controllers = NULL;
 
+  if (_gtk_widget_get_first_child (widget) != NULL)
+    {
+      GtkWidget *child;
+      g_warning ("Finalizing %s %p, but it still has children left:",
+                 gtk_widget_get_name (widget), widget);
+      for (child = _gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = _gtk_widget_get_next_sibling (child))
+        {
+          g_warning ("   - %s %p", gtk_widget_get_name (child), child);
+        }
+    }
+
   if (g_object_is_floating (object))
     g_warning ("A floating object was finalized. This means that someone\n"
                "called g_object_unref() on an object that had only a floating\n"
@@ -10597,10 +10654,21 @@ gtk_widget_real_map (GtkWidget *widget)
 
   if (!_gtk_widget_get_mapped (widget))
     {
+      GtkWidget *p;
       priv->mapped = TRUE;
 
       if (_gtk_widget_get_has_window (widget))
-	gdk_window_show (priv->window);
+        gdk_window_show (priv->window);
+
+      for (p = gtk_widget_get_first_child (widget);
+           p != NULL;
+           p = gtk_widget_get_next_sibling (p))
+        {
+          if (_gtk_widget_get_visible (p) &&
+              _gtk_widget_get_child_visible (p) &&
+              !_gtk_widget_get_mapped (p))
+            gtk_widget_map (p);
+        }
     }
 }
 
@@ -10619,10 +10687,18 @@ gtk_widget_real_unmap (GtkWidget *widget)
 
   if (_gtk_widget_get_mapped (widget))
     {
+      GtkWidget *child;
       priv->mapped = FALSE;
 
       if (_gtk_widget_get_has_window (widget))
-	gdk_window_hide (priv->window);
+        gdk_window_hide (priv->window);
+
+      for (child = gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = gtk_widget_get_next_sibling (child))
+        {
+          gtk_widget_unmap (child);
+        }
     }
 }
 
@@ -10670,10 +10746,7 @@ gtk_widget_real_unrealize (GtkWidget *widget)
     * (for example, gdk_ic_destroy () with destroyed window causes crash.)
     */
 
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget),
-			  (GtkCallback) gtk_widget_unrealize,
-			  NULL);
+  gtk_widget_forall (widget, (GtkCallback)gtk_widget_unrealize, NULL);
 
   if (_gtk_widget_get_has_window (widget))
     {
@@ -11074,6 +11147,8 @@ gtk_widget_propagate_state (GtkWidget    *widget,
 {
   GtkWidgetPrivate *priv = widget->priv;
   GtkStateFlags new_flags, old_flags = priv->state_flags;
+  GtkStateData child_data;
+  GtkWidget *child;
 
   priv->state_flags |= data->flags_to_set;
   priv->state_flags &= ~(data->flags_to_unset);
@@ -11145,17 +11220,16 @@ gtk_widget_propagate_state (GtkWidget    *widget,
       if (!gtk_widget_is_sensitive (widget))
         gtk_widget_reset_controllers (widget);
 
-      if (GTK_IS_CONTAINER (widget))
+
+      /* Make sure to only propagate the right states further */
+      child_data.flags_to_set = data->flags_to_set & GTK_STATE_FLAGS_DO_PROPAGATE;
+      child_data.flags_to_unset = data->flags_to_unset & GTK_STATE_FLAGS_DO_PROPAGATE;
+
+      for (child = _gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = _gtk_widget_get_next_sibling (child))
         {
-          GtkStateData child_data;
-
-          /* Make sure to only propagate the right states further */
-          child_data.flags_to_set = data->flags_to_set & GTK_STATE_FLAGS_DO_PROPAGATE;
-          child_data.flags_to_unset = data->flags_to_unset & GTK_STATE_FLAGS_DO_PROPAGATE;
-
-          gtk_container_forall (GTK_CONTAINER (widget),
-                                (GtkCallback) gtk_widget_propagate_state,
-                                &child_data);
+          gtk_widget_propagate_state (child, &child_data);
         }
 
       g_object_unref (widget);
@@ -11392,61 +11466,6 @@ gtk_widget_class_list_style_properties (GtkWidgetClass *klass,
   return pspecs;
 }
 
-/**
- * gtk_widget_style_get_property:
- * @widget: a #GtkWidget
- * @property_name: the name of a style property
- * @value: location to return the property value
- *
- * Gets the value of a style property of @widget.
- */
-void
-gtk_widget_style_get_property (GtkWidget   *widget,
-			       const gchar *property_name,
-			       GValue      *value)
-{
-  GParamSpec *pspec;
-
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-  g_return_if_fail (property_name != NULL);
-  g_return_if_fail (G_IS_VALUE (value));
-
-  g_object_ref (widget);
-  pspec = g_param_spec_pool_lookup (style_property_spec_pool,
-				    property_name,
-				    G_OBJECT_TYPE (widget),
-				    TRUE);
-  if (!pspec)
-    g_warning ("%s: widget class '%s' has no property named '%s'",
-	       G_STRLOC,
-	       G_OBJECT_TYPE_NAME (widget),
-	       property_name);
-  else
-    {
-      GtkStyleContext *context;
-      const GValue *peek_value;
-
-      context = _gtk_widget_get_style_context (widget);
-
-      peek_value = _gtk_style_context_peek_style_property (context,
-                                                           G_OBJECT_TYPE (widget),
-                                                           pspec);
-
-      /* auto-conversion of the caller's value type
-       */
-      if (G_VALUE_TYPE (value) == G_PARAM_SPEC_VALUE_TYPE (pspec))
-	g_value_copy (peek_value, value);
-      else if (g_value_type_transformable (G_PARAM_SPEC_VALUE_TYPE (pspec), G_VALUE_TYPE (value)))
-	g_value_transform (peek_value, value);
-      else
-	g_warning ("can't retrieve style property '%s' of type '%s' as value of type '%s'",
-		   pspec->name,
-		   g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
-		   G_VALUE_TYPE_NAME (value));
-    }
-  g_object_unref (widget);
-}
-
 /**
  * gtk_widget_style_get_valist:
  * @widget: a #GtkWidget
@@ -14373,12 +14392,16 @@ gtk_widget_ensure_allocate (GtkWidget *widget)
     }
   else if (priv->alloc_needed_on_child)
     {
+      GtkWidget *child;
+
       priv->alloc_needed_on_child = FALSE;
 
-      if (GTK_IS_CONTAINER (widget))
-        gtk_container_forall (GTK_CONTAINER (widget),
-                              (GtkCallback) gtk_widget_ensure_allocate,
-                              NULL);
+      for (child = _gtk_widget_get_first_child (widget);
+           child != NULL;
+           child = _gtk_widget_get_next_sibling (child))
+        {
+          gtk_widget_ensure_allocate (child);
+        }
     }
 }
 
@@ -14500,8 +14523,14 @@ _gtk_widget_create_path (GtkWidget *widget)
 
   parent = widget->priv->parent;
 
-  if (parent)
+  if (parent && GTK_IS_CONTAINER (parent))
     return gtk_container_get_path_for_child (GTK_CONTAINER (parent), widget);
+  else if (parent)
+    {
+      GtkWidgetPath *path = _gtk_widget_create_path (parent);
+      gtk_widget_path_append_for_widget (path, widget);
+      return path;
+    }
   else
     {
       /* Widget is either toplevel or unparented, treat both
@@ -15655,3 +15684,123 @@ gtk_widget_render (GtkWidget            *widget,
 
   gsk_renderer_end_draw_frame (renderer, context);
 }
+
+GtkWidget *
+gtk_widget_get_first_child (GtkWidget *widget)
+{
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+
+  return widget->priv->first_child;
+}
+
+GtkWidget *
+gtk_widget_get_last_child (GtkWidget *widget)
+{
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+
+  return widget->priv->last_child;
+}
+
+GtkWidget *
+gtk_widget_get_next_sibling (GtkWidget *widget)
+{
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+
+  return widget->priv->next_sibling;
+}
+
+GtkWidget *
+gtk_widget_get_prev_sibling (GtkWidget *widget)
+{
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+
+  return widget->priv->prev_sibling;
+}
+
+void
+gtk_widget_forall (GtkWidget   *widget,
+                   GtkCallback  callback,
+                   gpointer     user_data)
+{
+  GtkWidget *child;
+  g_return_if_fail (GTK_IS_WIDGET (widget));
+
+  child = gtk_widget_get_first_child (widget);
+  while (child)
+    {
+      GtkWidget *next = gtk_widget_get_next_sibling (child);
+
+      callback(child, user_data);
+
+      child = next;
+    }
+}
+
+static void
+gtk_widget_get_translation_to_child (GtkWidget *widget,
+                                     GtkWidget *child,
+                                     int       *x_out,
+                                     int       *y_out)
+{
+  GtkAllocation allocation;
+  GdkWindow *window, *w;
+  int x, y;
+
+  /* translate coordinates. Ugly business, that. */
+  if (!_gtk_widget_get_has_window (widget))
+    {
+      _gtk_widget_get_allocation (widget, &allocation);
+      x = -allocation.x;
+      y = -allocation.y;
+    }
+  else
+    {
+      x = 0;
+      y = 0;
+    }
+
+  window = _gtk_widget_get_window (widget);
+
+  for (w = _gtk_widget_get_window (child); w && w != window; w = gdk_window_get_parent (w))
+    {
+      int wx, wy;
+      gdk_window_get_position (w, &wx, &wy);
+      x += wx;
+      y += wy;
+    }
+
+  if (w == NULL)
+    {
+      x = 0;
+      y = 0;
+    }
+
+  if (!_gtk_widget_get_has_window (child))
+    {
+      _gtk_widget_get_allocation (child, &allocation);
+      x += allocation.x;
+      y += allocation.y;
+    }
+
+  *x_out = x;
+  *y_out = y;
+}
+
+void
+gtk_widget_snapshot_child (GtkWidget   *widget,
+                           GtkWidget   *child,
+                           GtkSnapshot *snapshot)
+{
+  int x, y;
+
+  g_return_if_fail (GTK_IS_WIDGET (widget));
+  g_return_if_fail (GTK_IS_WIDGET (child));
+  g_return_if_fail (_gtk_widget_get_parent (child) == widget);
+  g_return_if_fail (snapshot != NULL);
+
+  gtk_widget_get_translation_to_child (widget, child, &x, &y);
+
+  gtk_snapshot_translate_2d (snapshot, x, y);
+  gtk_widget_snapshot (child, snapshot);
+  gtk_snapshot_translate_2d (snapshot, -x, -y);
+}

gtk/gtkwidget.h

@@ -988,10 +988,6 @@ GDK_AVAILABLE_IN_ALL
 GParamSpec** gtk_widget_class_list_style_properties (GtkWidgetClass     *klass,
 						     guint              *n_properties);
 GDK_AVAILABLE_IN_ALL
-void gtk_widget_style_get_property (GtkWidget	     *widget,
-				    const gchar    *property_name,
-				    GValue	     *value);
-GDK_AVAILABLE_IN_ALL
 void gtk_widget_style_get_valist   (GtkWidget	     *widget,
 				    const gchar    *first_property_name,
 				    va_list         var_args);
@@ -1254,6 +1250,15 @@ void                    gtk_widget_set_font_map         (GtkWidget             *
 GDK_AVAILABLE_IN_3_18
 PangoFontMap *          gtk_widget_get_font_map         (GtkWidget             *widget);
 
+GDK_AVAILABLE_IN_3_90
+GtkWidget *             gtk_widget_get_first_child      (GtkWidget *widget);
+GDK_AVAILABLE_IN_3_90
+GtkWidget *             gtk_widget_get_last_child       (GtkWidget *widget);
+GDK_AVAILABLE_IN_3_90
+GtkWidget *             gtk_widget_get_next_sibling     (GtkWidget *widget);
+GDK_AVAILABLE_IN_3_90
+GtkWidget *             gtk_widget_get_prev_sibling     (GtkWidget *widget);
+
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkWidget, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkRequisition, gtk_requisition_free)
 

gtk/gtkwidgetprivate.h

@@ -149,12 +149,16 @@ struct _GtkWidgetPrivate
   GdkWindow *window;
   GList *registered_windows;
 
-  /* The widget's parent */
-  GtkWidget *parent;
-
   GList *event_controllers;
 
   AtkObject *accessible;
+
+  /* Widget tree */
+  GtkWidget *parent;
+  GtkWidget *prev_sibling;
+  GtkWidget *next_sibling;
+  GtkWidget *first_child;
+  GtkWidget *last_child;
 };
 
 GtkCssNode *  gtk_widget_get_css_node       (GtkWidget *widget);
@@ -296,6 +300,15 @@ void              gtk_widget_adjust_baseline_request       (GtkWidget *widget,
                                                             gint      *minimum_baseline,
                                                             gint      *natural_baseline);
 
+void              gtk_widget_forall                        (GtkWidget            *widget,
+                                                            GtkCallback           callback,
+                                                            gpointer              user_data);
+
+void              gtk_widget_snapshot_child                (GtkWidget   *widget,
+                                                            GtkWidget   *child,
+                                                            GtkSnapshot *snapshot);
+
+
 /* inline getters */
 
 static inline gboolean
@@ -406,6 +419,30 @@ _gtk_widget_get_allocation (GtkWidget     *widget,
   *allocation = widget->priv->allocation;
 }
 
+static inline GtkWidget *
+_gtk_widget_get_prev_sibling (GtkWidget *widget)
+{
+  return widget->priv->prev_sibling;
+}
+
+static inline GtkWidget *
+_gtk_widget_get_next_sibling (GtkWidget *widget)
+{
+  return widget->priv->next_sibling;
+}
+
+static inline GtkWidget *
+_gtk_widget_get_first_child (GtkWidget *widget)
+{
+  return widget->priv->first_child;
+}
+
+static inline GtkWidget *
+_gtk_widget_get_last_child (GtkWidget *widget)
+{
+  return widget->priv->last_child;
+}
+
 G_END_DECLS
 
 #endif /* __GTK_WIDGET_PRIVATE_H__ */

gtk/inspector/inspect-button.c

@@ -47,6 +47,7 @@ find_widget (GtkWidget      *widget,
   GtkAllocation new_allocation;
   gint x_offset = 0;
   gint y_offset = 0;
+  GtkWidget *child;
 
   gtk_widget_get_allocation (widget, &new_allocation);
 
@@ -121,9 +122,12 @@ find_widget (GtkWidget      *widget,
           new_data.found = FALSE;
           new_data.first = FALSE;
 
-          gtk_container_forall (GTK_CONTAINER (widget),
-                                (GtkCallback)find_widget,
-                                &new_data);
+          for (child = gtk_widget_get_first_child (widget);
+               child != NULL;
+               child = gtk_widget_get_next_sibling (child))
+             {
+                find_widget (child, &new_data);
+             }
 
           data->found = new_data.found;
           if (data->found)

gtk/inspector/object-tree.c

@@ -125,6 +125,17 @@ object_tree_widget_get_parent (GObject *object)
   return G_OBJECT (gtk_widget_get_parent (GTK_WIDGET (object)));
 }
 
+static gboolean
+object_tree_widget_get_sensitive (GObject *object)
+{
+  return gtk_widget_get_mapped (GTK_WIDGET (object));
+}
+
+typedef struct {
+  ObjectTreeForallFunc forall_func;
+  gpointer             forall_data;
+} ForallData;
+
 static void
 object_tree_widget_forall (GObject              *object,
                            ObjectTreeForallFunc  forall_func,
@@ -140,6 +151,7 @@ object_tree_widget_forall (GObject              *object,
     { GTK_PHASE_NONE,    "" }
   };
   gint i;
+  GtkWidget *child;
 
   for (i = 0; i < G_N_ELEMENTS (phases); i++)
     {
@@ -162,41 +174,13 @@ object_tree_widget_forall (GObject              *object,
        if (clock)
          forall_func (clock, "frame-clock", forall_data);
      }
-}
 
-static gboolean
-object_tree_widget_get_sensitive (GObject *object)
-{
-  return gtk_widget_get_mapped (GTK_WIDGET (object));
-}
-
-typedef struct {
-  ObjectTreeForallFunc forall_func;
-  gpointer             forall_data;
-} ForallData;
-
-static void
-container_children_callback (GtkWidget *widget,
-                             gpointer   client_data)
-{
-  ForallData *forall_data = client_data;
-
-  forall_data->forall_func (G_OBJECT (widget), NULL, forall_data->forall_data);
-}
-
-static void
-object_tree_container_forall (GObject              *object,
-                              ObjectTreeForallFunc  forall_func,
-                              gpointer              forall_data)
-{
-  ForallData data = {
-    forall_func,
-    forall_data
-  };
-
-  gtk_container_forall (GTK_CONTAINER (object),
-                        container_children_callback,
-                        &data);
+  for (child = gtk_widget_get_first_child (GTK_WIDGET (object));
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+     {
+       forall_func (G_OBJECT (child), NULL, forall_data);
+     }
 }
 
 static void
@@ -456,12 +440,6 @@ static const ObjectTreeClassFuncs object_tree_class_funcs[] = {
     object_tree_menu_item_forall,
     object_tree_widget_get_sensitive
   },
-  {
-    gtk_container_get_type,
-    object_tree_widget_get_parent,
-    object_tree_container_forall,
-    object_tree_widget_get_sensitive
-  },
   {
     gtk_widget_get_type,
     object_tree_widget_get_parent,

gtk/inspector/prop-list.c

@@ -528,7 +528,7 @@ gtk_inspector_prop_list_set_object (GtkInspectorPropList *pl,
         }
 
       parent = gtk_widget_get_parent (GTK_WIDGET (object));
-      if (!parent)
+      if (!parent || !GTK_IS_CONTAINER (parent))
         {
           gtk_widget_hide (GTK_WIDGET (pl));
           return TRUE;

gtk/inspector/visual.c

@@ -87,12 +87,17 @@ fix_direction_recurse (GtkWidget *widget,
                        gpointer   data)
 {
   GtkTextDirection dir = GPOINTER_TO_INT (data);
+  GtkWidget *child;
 
   g_object_ref (widget);
 
   gtk_widget_set_direction (widget, dir);
-  if (GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget), fix_direction_recurse, data);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+     {
+        fix_direction_recurse (child, data);
+     }
 
   g_object_unref (widget);
 }

testsuite/gtk/defaultvalue.c

@@ -343,41 +343,6 @@ G_GNUC_END_IGNORE_DEPRECATIONS
     }
   g_free (pspecs);
 
-  if (g_type_is_a (type, GTK_TYPE_WIDGET))
-    {
-      g_object_set (gtk_settings_get_default (), "gtk-theme-name", "Raleigh", NULL);
-      pspecs = gtk_widget_class_list_style_properties (GTK_WIDGET_CLASS (klass), &n_pspecs);
-
-      for (i = 0; i < n_pspecs; ++i)
-	{
-	  GParamSpec *pspec = pspecs[i];
-	  GValue value = G_VALUE_INIT;
-
-	  if (pspec->owner_type != type)
-	    continue;
-
-	  if ((pspec->flags & G_PARAM_READABLE) == 0)
-	    continue;
-
-          if (g_type_is_a (type, GTK_TYPE_BUTTON) &&
-              strcmp (pspec->name, "default-border") == 0)
-            continue;
-
-          if (g_type_is_a (type, GTK_TYPE_WINDOW) &&
-              (strcmp (pspec->name, "resize-grip-width") == 0 ||
-               strcmp (pspec->name, "resize-grip-height") == 0 ||
-               strcmp (pspec->name, "decoration-button-layout") == 0))
-            continue;
-
-	  g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
-	  gtk_widget_style_get_property (GTK_WIDGET (instance), pspec->name, &value);
-	  check_property ("Style property", pspec, &value);
-	  g_value_unset (&value);
-	}
-
-      g_free (pspecs);
-    }
-
   if (g_type_is_a (type, GDK_TYPE_WINDOW))
     gdk_window_destroy (GDK_WINDOW (instance));
   else