[gnome-control-center/gnome-3-8] display: prevent a crash if the screen being dragged is removed
- From: Thomas Wood <thos src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-control-center/gnome-3-8] display: prevent a crash if the screen being dragged is removed
- Date: Wed, 17 Jul 2013 12:53:36 +0000 (UTC)
commit 4c9c577cb9c649148b59a037d136bfe0481d9b18
Author: Thomas Wood <thomas wood intel com>
Date: Wed Jul 17 11:05:11 2013 +0100
display: prevent a crash if the screen being dragged is removed
https://bugzilla.gnome.org/show_bug.cgi?id=704389
panels/display/cc-display-panel.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/panels/display/cc-display-panel.c b/panels/display/cc-display-panel.c
index 02cf94d..1db8f47 100644
--- a/panels/display/cc-display-panel.c
+++ b/panels/display/cc-display-panel.c
@@ -1742,6 +1742,13 @@ set_primary_output (CcDisplayPanel *self,
}
static void
+grab_weak_ref_notify (gpointer area,
+ GObject *object)
+{
+ foo_scroll_area_end_grab (area, NULL);
+}
+
+static void
on_output_event (FooScrollArea *area,
FooScrollAreaEvent *event,
gpointer data)
@@ -1783,6 +1790,7 @@ on_output_event (FooScrollArea *area,
gnome_rr_output_info_get_geometry (output, &output_x, &output_y, NULL, NULL);
foo_scroll_area_begin_grab (area, on_output_event, data);
+ g_object_weak_ref (data, grab_weak_ref_notify, area);
info = g_new0 (GrabInfo, 1);
info->grab_x = event->x;
@@ -1855,6 +1863,7 @@ on_output_event (FooScrollArea *area,
g_free (g_object_get_data (G_OBJECT (output), "grab-info"));
g_object_set_data (G_OBJECT (output), "grab-info", NULL);
+ g_object_weak_unref (data, grab_weak_ref_notify, area);
#if 0
g_debug ("new position: %d %d %d %d", output->x, output->y, output->width, output->height);
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