[gtk+] gtk-demo: Get rid of GtkEventBox

[Benjamin Otte <otte src gnome org>]

commit 5be94c1fd730ac436c57f4effb210863edbcaaa6
Author: Benjamin Otte <otte redhat com>
Date:   Wed Aug 2 13:59:26 2017 +0100

    gtk-demo: Get rid of GtkEventBox

 demos/gtk-demo/clipboard.c      |   58 ++++++++++++++++++---------------------
 demos/gtk-demo/event_axes.c     |   17 ++++++-----
 demos/gtk-demo/font-features.ui |   15 +++-------
 3 files changed, 41 insertions(+), 49 deletions(-)
---
diff --git a/demos/gtk-demo/clipboard.c b/demos/gtk-demo/clipboard.c
index dc3f11c..a9576aa 100644
--- a/demos/gtk-demo/clipboard.c
+++ b/demos/gtk-demo/clipboard.c
@@ -207,7 +207,7 @@ do_clipboard (GtkWidget *do_widget)
       GtkWidget *vbox, *hbox;
       GtkWidget *label;
       GtkWidget *entry, *button;
-      GtkWidget *ebox, *image;
+      GtkWidget *image;
       GtkClipboard *clipboard;
 
       window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
@@ -268,53 +268,49 @@ do_clipboard (GtkWidget *do_widget)
       /* Create the first image */
       image = gtk_image_new_from_icon_name ("dialog-warning",
                                             GTK_ICON_SIZE_BUTTON);
-      ebox = gtk_event_box_new ();
-      gtk_container_add (GTK_CONTAINER (ebox), image);
-      gtk_container_add (GTK_CONTAINER (hbox), ebox);
-
-      /* make ebox a drag source */
-      gtk_drag_source_set (ebox, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
-      gtk_drag_source_add_image_targets (ebox);
-      g_signal_connect (ebox, "drag-begin",
+      gtk_container_add (GTK_CONTAINER (hbox), image);
+
+      /* make image a drag source */
+      gtk_drag_source_set (image, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
+      gtk_drag_source_add_image_targets (image);
+      g_signal_connect (image, "drag-begin",
                         G_CALLBACK (drag_begin), image);
-      g_signal_connect (ebox, "drag-data-get",
+      g_signal_connect (image, "drag-data-get",
                         G_CALLBACK (drag_data_get), image);
 
-      /* accept drops on ebox */
-      gtk_drag_dest_set (ebox, GTK_DEST_DEFAULT_ALL,
+      /* accept drops on image */
+      gtk_drag_dest_set (image, GTK_DEST_DEFAULT_ALL,
                          NULL, 0, GDK_ACTION_COPY);
-      gtk_drag_dest_add_image_targets (ebox);
-      g_signal_connect (ebox, "drag-data-received",
+      gtk_drag_dest_add_image_targets (image);
+      g_signal_connect (image, "drag-data-received",
                         G_CALLBACK (drag_data_received), image);
 
-      /* context menu on ebox */
-      g_signal_connect (ebox, "button-press-event",
+      /* context menu on image */
+      g_signal_connect (image, "button-press-event",
                         G_CALLBACK (button_press), image);
 
       /* Create the second image */
       image = gtk_image_new_from_icon_name ("process-stop",
                                             GTK_ICON_SIZE_BUTTON);
-      ebox = gtk_event_box_new ();
-      gtk_container_add (GTK_CONTAINER (ebox), image);
-      gtk_container_add (GTK_CONTAINER (hbox), ebox);
-
-      /* make ebox a drag source */
-      gtk_drag_source_set (ebox, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
-      gtk_drag_source_add_image_targets (ebox);
-      g_signal_connect (ebox, "drag-begin",
+      gtk_container_add (GTK_CONTAINER (hbox), image);
+
+      /* make image a drag source */
+      gtk_drag_source_set (image, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
+      gtk_drag_source_add_image_targets (image);
+      g_signal_connect (image, "drag-begin",
                         G_CALLBACK (drag_begin), image);
-      g_signal_connect (ebox, "drag-data-get",
+      g_signal_connect (image, "drag-data-get",
                         G_CALLBACK (drag_data_get), image);
 
-      /* accept drops on ebox */
-      gtk_drag_dest_set (ebox, GTK_DEST_DEFAULT_ALL,
+      /* accept drops on image */
+      gtk_drag_dest_set (image, GTK_DEST_DEFAULT_ALL,
                          NULL, 0, GDK_ACTION_COPY);
-      gtk_drag_dest_add_image_targets (ebox);
-      g_signal_connect (ebox, "drag-data-received",
+      gtk_drag_dest_add_image_targets (image);
+      g_signal_connect (image, "drag-data-received",
                         G_CALLBACK (drag_data_received), image);
 
-      /* context menu on ebox */
-      g_signal_connect (ebox, "button-press-event",
+      /* context menu on image */
+      g_signal_connect (image, "button-press-event",
                         G_CALLBACK (button_press), image);
 
       /* tell the clipboard manager to make the data persistent */
diff --git a/demos/gtk-demo/event_axes.c b/demos/gtk-demo/event_axes.c
index 82ec258..544f0a7 100644
--- a/demos/gtk-demo/event_axes.c
+++ b/demos/gtk-demo/event_axes.c
@@ -140,6 +140,9 @@ update_axes_from_event (GdkEvent  *event,
       return;
     }
 
+  if (!source_device)
+    return;
+
   if (!sequence)
     {
       info = g_hash_table_lookup (data->pointer_info, device);
@@ -614,7 +617,7 @@ do_event_axes (GtkWidget *toplevel)
 {
   static GtkWidget *window = NULL;
   EventData *event_data;
-  GtkWidget *box, *label;
+  GtkWidget *label;
 
   if (!window)
     {
@@ -625,22 +628,20 @@ do_event_axes (GtkWidget *toplevel)
       g_signal_connect (window, "destroy",
                         G_CALLBACK (gtk_widget_destroyed), &window);
 
-      box = gtk_event_box_new ();
-      gtk_container_add (GTK_CONTAINER (window), box);
-      gtk_widget_set_support_multidevice (box, TRUE);
+      gtk_widget_set_support_multidevice (window, TRUE);
 
       event_data = event_data_new ();
-      g_object_set_data_full (G_OBJECT (box), "gtk-demo-event-data",
+      g_object_set_data_full (G_OBJECT (window), "gtk-demo-event-data",
                               event_data, (GDestroyNotify) event_data_free);
 
-      g_signal_connect (box, "event",
+      g_signal_connect (window, "event",
                         G_CALLBACK (event_cb), event_data);
-      g_signal_connect (box, "draw",
+      g_signal_connect (window, "draw",
                         G_CALLBACK (draw_cb), event_data);
 
       label = gtk_label_new ("");
       gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
-      gtk_container_add (GTK_CONTAINER (box), label);
+      gtk_container_add (GTK_CONTAINER (window), label);
 
       init_pad_controller (window, label);
     }
diff --git a/demos/gtk-demo/font-features.ui b/demos/gtk-demo/font-features.ui
index a47e922..0bd2645 100644
--- a/demos/gtk-demo/font-features.ui
+++ b/demos/gtk-demo/font-features.ui
@@ -1601,18 +1601,13 @@
                 <property name="margin_top">20</property>
                 <property name="margin_bottom">20</property>
                 <child>
-                  <object class="GtkEventBox">
+                  <object class="GtkLabel" id="label">
                     <property name="visible">1</property>
+                    <property name="wrap">1</property>
+                    <property name="xalign">0</property>
+                    <property name="yalign">0</property>
+                    <property name="valign">start</property>
                     <signal name="button-press-event" handler="switch_to_entry"/>
-                    <child>
-                      <object class="GtkLabel" id="label">
-                        <property name="visible">1</property>
-                        <property name="wrap">1</property>
-                        <property name="xalign">0</property>
-                        <property name="yalign">0</property>
-                        <property name="valign">start</property>
-                      </object>
-                    </child>
                   </object>
                   <packing>
                     <property name="name">label</property>