don't compare invalid iterators/node pointers

[wxWidgets.git] / src / gtk / taskbar.cpp

diff --git a/src/gtk/taskbar.cpp b/src/gtk/taskbar.cpp
index 6ab0d2b009b127f0a9449b7dcc8b7b34f9aade26..8861bd816c0a00731e09e2d56a0ef147ad51f75b 100644 (file)
--- a/src/gtk/taskbar.cpp
+++ b/src/gtk/taskbar.cpp
@@ -33,17 +33,17 @@ wxTaskBarIconAreaBase::wxTaskBarIconAreaBase()
     {
         m_widget = GTK_WIDGET(egg_tray_icon_new("systray icon"));
         gtk_window_set_resizable(GTK_WINDOW(m_widget), false);
-        
+
         wxLogTrace(_T("systray"), _T("using freedesktop.org systray spec"));
     }
-    
+
     wxTopLevelWindow::Create(
             NULL, wxID_ANY, _T("systray icon"),
             wxDefaultPosition, wxDefaultSize,
             wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR | wxSIMPLE_BORDER |
             wxFRAME_SHAPED,
             wxEmptyString /*eggtray doesn't like setting wmclass*/);
-            
+
     m_invokingWindow = NULL;
 }
 
@@ -54,16 +54,16 @@ bool wxTaskBarIconAreaBase::IsProtocolSupported()
     {
         Display *display = GDK_DISPLAY();
         Screen *screen = DefaultScreenOfDisplay(display);
-    
+
         wxString name;
         name.Printf(_T("_NET_SYSTEM_TRAY_S%d"), XScreenNumberOfScreen(screen));
         Atom atom = XInternAtom(display, name.ToAscii(), False);
-        
+
         Window manager = XGetSelectionOwner(display, atom);
-        
+
         s_supported = (manager != None);
     }
-    
+
     return (bool)s_supported;
 }
 
@@ -98,10 +98,9 @@ bool wxTaskBarIconAreaBase::DoPopupMenu( wxMenu *menu, int x, int y )
 
     bool is_waiting = true;
 
-    gulong handler = gtk_signal_connect( GTK_OBJECT(menu->m_menu),
-                                         "hide",
-                                         GTK_SIGNAL_FUNC(gtk_pop_hide_callback),
-                                         (gpointer)&is_waiting );
+    gulong handler = g_signal_connect (menu->m_menu, "hide",
+                                       G_CALLBACK (gtk_pop_hide_callback),
+                                       &is_waiting);
 
     wxPoint pos;
     gpointer userdata;
@@ -134,7 +133,7 @@ bool wxTaskBarIconAreaBase::DoPopupMenu( wxMenu *menu, int x, int y )
         gtk_main_iteration();
     }
 
-    gtk_signal_disconnect(GTK_OBJECT(menu->m_menu), handler);
+    g_signal_handler_disconnect (menu->m_menu, handler);
 
     return true;
 }