gtk-demo: Fix the dnd demo drop highlight

We want the drop highlight to be around the label,
not around the item containing it, so move the drop
target gesture to the right widget.

diff --git a/demos/gtk-demo/dnd.c b/demos/gtk-demo/dnd.c
index b148b39d0ba9b72903ee15d2cefa99660af34041..c7db016b84d737da847cb14c565f1a20c1a29835 100644 (file)
--- a/demos/gtk-demo/dnd.c
+++ b/demos/gtk-demo/dnd.c
@@ -62,7 +62,8 @@ item_drag_drop (GtkDropTarget *dest,
                 double         x,
                 double         y)
 {
-  CanvasItem *item = CANVAS_ITEM (gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (dest)));
+  GtkWidget *label = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (dest));
+  CanvasItem *item = CANVAS_ITEM (gtk_widget_get_parent (gtk_widget_get_parent (label)));
 
   set_color (item, g_value_get_boxed (value));
 
@@ -155,7 +156,7 @@ canvas_item_init (CanvasItem *item)
 
   dest = gtk_drop_target_new (GDK_TYPE_RGBA, GDK_ACTION_COPY);
   g_signal_connect (dest, "drop", G_CALLBACK (item_drag_drop), NULL);
-  gtk_widget_add_controller (GTK_WIDGET (item), GTK_EVENT_CONTROLLER (dest));
+  gtk_widget_add_controller (GTK_WIDGET (item->label), GTK_EVENT_CONTROLLER (dest));
 
   gesture = gtk_gesture_rotate_new ();
   g_signal_connect (gesture, "angle-changed", G_CALLBACK (angle_changed), NULL);