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testdnd2: Actually test gtk_drag_set_icon_widget

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I added a new test function, but didn't actually use it.
No wonder I couldn't reproduce the lifecycle issues with
drag widgets that firefox is experiencing.
This commit is contained in:
Matthias Clasen 2016-04-26 20:34:24 -04:00
parent 5a04edc57b
commit e0e114fddb
1 changed files with 20 additions and 6 deletions
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26
tests/testdnd2.c
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@ -70,13 +70,23 @@ image_drag_begin (GtkWidget *widget,
g_object_unref (pixbuf);
}
static void
window_destroyed (GtkWidget *window, gpointer data)
{
GtkWidget *widget = data;
g_print ("drag widget destroyed\n");
g_object_unref (window);
g_object_set_data (G_OBJECT (widget), "drag window", NULL);
}
static void
window_drag_end (GtkWidget *ebox, GdkDragContext *context, gpointer data)
{
GtkWidget *window = data;
gtk_widget_destroy (window);
g_object_set_data (G_OBJECT (ebox), "drag window", NULL);
g_signal_handlers_disconnect_by_func (ebox, window_drag_end, data);
}
static void
@ -91,20 +101,24 @@ window_drag_begin (GtkWidget *widget,
hotspot = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (data), "hotspot"));
pixbuf = get_image_pixbuf (GTK_IMAGE (data));
window = g_object_get_data (G_OBJECT (widget), "drag window");
if (window == NULL)
{
window = gtk_window_new (GTK_WINDOW_POPUP);
g_print ("creating new drag widget\n");
pixbuf = get_image_pixbuf (GTK_IMAGE (data));
image = gtk_image_new_from_pixbuf (pixbuf);
g_object_unref (pixbuf);
gtk_widget_show (image);
gtk_container_add (GTK_CONTAINER (window), image);
g_object_ref (window);
g_object_set_data (G_OBJECT (widget), "drag window", window);
g_signal_connect (window, "destroy", G_CALLBACK (window_destroyed), widget);
}
else
g_print ("reusing drag widget\n");
gtk_drag_set_icon_widget (context, window, 0, 0);
g_object_unref (pixbuf);
if (hotspot == CENTER)
g_signal_connect (widget, "drag-end", G_CALLBACK (window_drag_end), window);
@ -363,9 +377,9 @@ main (int argc, char *Argv[])
gtk_grid_attach (GTK_GRID (grid), make_spinner (), 0, 2, 1, 1);
gtk_grid_attach (GTK_GRID (grid), make_image ("weather-clear", CENTER), 1, 2, 1, 1);
gtk_grid_attach (GTK_GRID (grid), make_image ("dialog-question", TOP_LEFT), 0, 3, 1, 1);
gtk_grid_attach (GTK_GRID (grid), make_image2 ("dialog-question", TOP_LEFT), 0, 3, 1, 1);
gtk_grid_attach (GTK_GRID (grid), make_image ("dialog-information", CENTER), 1, 3, 1, 1);
gtk_grid_attach (GTK_GRID (grid), make_image2 ("dialog-information", CENTER), 1, 3, 1, 1);
gtk_widget_show_all (window);
gtk_main ();