s3rius/squeekboard
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Make sure to disconnect signal handlers on dispose.

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This commit is contained in:
Daiki Ueno
2011-02-01 12:13:26 +09:00
parent 30d88ceb78
commit aed12cd831
6 changed files with 94 additions and 34 deletions
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14
eek/eek-renderer.c
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@ -53,6 +53,7 @@ struct _EekRendererPrivate
PangoFontDescription *font;
GHashTable *outline_surface_cache;
cairo_surface_t *keyboard_surface;
gulong symbol_index_changed_handler;
};
struct {
@ -536,9 +537,10 @@ eek_renderer_set_property (GObject *object,
priv->keyboard = g_value_get_object (value);
g_object_ref (priv->keyboard);
g_signal_connect (priv->keyboard, "symbol-index-changed",
G_CALLBACK(on_symbol_index_changed),
object);
priv->symbol_index_changed_handler =
g_signal_connect (priv->keyboard, "symbol-index-changed",
G_CALLBACK(on_symbol_index_changed),
object);
break;
case PROP_PCONTEXT:
priv->pcontext = g_value_get_object (value);
@ -553,6 +555,10 @@ eek_renderer_dispose (GObject *object)
EekRendererPrivate *priv = EEK_RENDERER_GET_PRIVATE(object);
if (priv->keyboard) {
if (g_signal_handler_is_connected (priv->keyboard,
priv->symbol_index_changed_handler))
g_signal_handler_disconnect (priv->keyboard,
priv->symbol_index_changed_handler);
g_object_unref (priv->keyboard);
priv->keyboard = NULL;
}
@ -571,7 +577,6 @@ static void
eek_renderer_finalize (GObject *object)
{
EekRendererPrivate *priv = EEK_RENDERER_GET_PRIVATE(object);
g_hash_table_destroy (priv->outline_surface_cache);
G_OBJECT_CLASS (eek_renderer_parent_class)->finalize (object);
}
@ -638,6 +643,7 @@ eek_renderer_init (EekRenderer *self)
NULL,
free_surface);
priv->keyboard_surface = NULL;
priv->symbol_index_changed_handler = 0;
}
static void