[libdazzle/libdazzle-3-30] app-window: fix loss of fullscreen window state by WM
- From: Christian Hergert <chergert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [libdazzle/libdazzle-3-30] app-window: fix loss of fullscreen window state by WM
- Date: Tue, 25 Sep 2018 23:26:39 +0000 (UTC)
commit e83d05fadba5147f4873f7afad884e2f445aafeb
Author: Christian Hergert <chergert redhat com>
Date: Tue Sep 25 16:23:51 2018 -0700
app-window: fix loss of fullscreen window state by WM
If the WM takes away our fullscreen state, we should handle that
gracefully.
src/app/dzl-application-window.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
---
diff --git a/src/app/dzl-application-window.c b/src/app/dzl-application-window.c
index 7a9e164..7f76c77 100644
--- a/src/app/dzl-application-window.c
+++ b/src/app/dzl-application-window.c
@@ -341,6 +341,29 @@ dzl_application_window_key_press_event (GtkWidget *widget,
return ret;
}
+static gboolean
+dzl_application_window_window_state_event (GtkWidget *widget,
+ GdkEventWindowState *event)
+{
+ DzlApplicationWindow *self = (DzlApplicationWindow *)widget;
+ DzlApplicationWindowPrivate *priv = dzl_application_window_get_instance_private (self);
+ gboolean ret;
+
+ g_assert (DZL_IS_APPLICATION_WINDOW (self));
+ g_assert (event != NULL);
+
+ ret = GTK_WIDGET_CLASS (dzl_application_window_parent_class)->window_state_event (widget, event);
+
+ /* Clear our fullscreen state if the window-manager un-fullscreened us.
+ * This fixes an issue on gnome 3.30 (and other window managers) that can
+ * clear the fullscreen state out from under the app.
+ */
+ if (priv->fullscreen && (event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN) == 0)
+ dzl_application_window_set_fullscreen (self, FALSE);
+
+ return ret;
+}
+
static void
dzl_application_window_destroy (GtkWidget *widget)
{
@@ -412,6 +435,7 @@ dzl_application_window_class_init (DzlApplicationWindowClass *klass)
widget_class->destroy = dzl_application_window_destroy;
widget_class->key_press_event = dzl_application_window_key_press_event;
+ widget_class->window_state_event = dzl_application_window_window_state_event;
container_class->add = dzl_application_window_add;
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