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Prevent a segfault in GtkPlug

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The grabbed_keys might be NULL, so deal with that.
https://bugzilla.gnome.org/show_bug.cgi?id=641023
This commit is contained in:
Matthias Clasen 2011-01-31 10:17:21 -05:00
parent 0208539c4b
commit a26ffdc740
1 changed files with 12 additions and 13 deletions
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25
gtk/gtkplug.c
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@ -665,11 +665,8 @@ gtk_plug_finalize (GObject *object)
GtkPlugPrivate *priv = plug->priv; GtkPlugPrivate *priv = plug->priv;
if (priv->grabbed_keys) if (priv->grabbed_keys)
{ g_hash_table_destroy (priv->grabbed_keys);
g_hash_table_destroy (priv->grabbed_keys);
priv->grabbed_keys = NULL;
}
G_OBJECT_CLASS (gtk_plug_parent_class)->finalize (object); G_OBJECT_CLASS (gtk_plug_parent_class)->finalize (object);
} }
@ -937,15 +934,17 @@ gtk_plug_filter_func (GdkXEvent *gdk_xevent,
break; /* FIXME: shouldn't this unref the plug? i.e. "goto done;" instead */ break; /* FIXME: shouldn't this unref the plug? i.e. "goto done;" instead */
} }
g_hash_table_iter_init (&iter, priv->grabbed_keys); if (priv->grabbed_keys)
while (g_hash_table_iter_next (&iter, &key, NULL))
{ {
GrabbedKey *grabbed_key = key; g_hash_table_iter_init (&iter, priv->grabbed_keys);
while (g_hash_table_iter_next (&iter, &key, NULL))
{
GrabbedKey *grabbed_key = key;
_gtk_xembed_send_message (priv->socket_window, XEMBED_GTK_GRAB_KEY, 0, _gtk_xembed_send_message (priv->socket_window, XEMBED_GTK_GRAB_KEY, 0,
grabbed_key->accelerator_key, grabbed_key->accelerator_key,
grabbed_key->accelerator_mods); grabbed_key->accelerator_mods);
}
} }
if (!was_embedded) if (!was_embedded)
@ -1344,7 +1343,7 @@ gtk_plug_keys_changed (GtkWindow *window)
if (old_grabbed_keys) if (old_grabbed_keys)
{ {
if (priv->socket_window) if (priv->socket_window)
g_hash_table_foreach (old_grabbed_keys, remove_grabbed_key, plug); g_hash_table_foreach (old_grabbed_keys, remove_grabbed_key, plug);
g_hash_table_destroy (old_grabbed_keys); g_hash_table_destroy (old_grabbed_keys);
} }
} }