[glade3/signal-tree-model: 42/43] glade-widget: Fixed memory leak and adjusted const parameters in glade-signal

[Johannes Schmid <jhs src gnome org>]

commit bf2fc9120195f144286551996b4c62ddf767e011
Author: Johannes Schmid <jhs gnome org>
Date:   Fri Jul 9 22:47:55 2010 +0200

    glade-widget: Fixed memory leak and adjusted const parameters in glade-signal

 gladeui/glade-signal.c |    2 +-
 gladeui/glade-signal.h |    2 +-
 gladeui/glade-widget.c |    9 ++++++++-
 3 files changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/gladeui/glade-signal.c b/gladeui/glade-signal.c
index d3849f6..9588c12 100644
--- a/gladeui/glade-signal.c
+++ b/gladeui/glade-signal.c
@@ -85,7 +85,7 @@ glade_signal_free (GladeSignal *signal)
  * Returns: %TRUE if @sig1 and @sig2 have identical attributes, %FALSE otherwise
  */
 gboolean
-glade_signal_equal (GladeSignal *sig1, GladeSignal *sig2)
+glade_signal_equal (const GladeSignal *sig1, const GladeSignal *sig2)
 {
 	gboolean ret = FALSE;
 	g_return_val_if_fail (GLADE_IS_SIGNAL (sig1), FALSE);
diff --git a/gladeui/glade-signal.h b/gladeui/glade-signal.h
index a60a463..6e650e3 100644
--- a/gladeui/glade-signal.h
+++ b/gladeui/glade-signal.h
@@ -34,7 +34,7 @@ GladeSignal *glade_signal_new   (const gchar *name,
 GladeSignal *glade_signal_clone (const GladeSignal *signal);
 void         glade_signal_free  (GladeSignal *signal);
 
-gboolean     glade_signal_equal (GladeSignal *sig1, GladeSignal *sig2);
+gboolean     glade_signal_equal (const GladeSignal *sig1, const GladeSignal *sig2);
 
 GladeSignal *glade_signal_read  (GladeXmlNode *node);
 void         glade_signal_write (GladeSignal        *signal,
diff --git a/gladeui/glade-widget.c b/gladeui/glade-widget.c
index 77cb2f6..7135c90 100644
--- a/gladeui/glade-widget.c
+++ b/gladeui/glade-widget.c
@@ -255,7 +255,14 @@ glade_widget_remove_signal_handler(GladeWidget *widget, const GladeSignal *signa
 		{
 			g_signal_emit (widget, glade_widget_signals[REMOVE_SIGNAL_HANDLER], 0, tmp_signal_handler);
 			g_ptr_array_remove_index (signals, i);
-			glade_signal_free (tmp_signal_handler);
+			if (signals->len == 0)
+			{
+				g_hash_table_remove (widget->signals, tmp_signal_handler->name);
+			}
+			else
+			{
+				glade_signal_free (tmp_signal_handler);
+			}
 			break;
 		}
 	}