Use g_signal* instead of deprecated gtk_signal*. Use proper casts for the arguments.

Worth norting from the GTK+ docs: "For future usage, direct use of the GSignal API is recommended, this avoids
significant performance hits where GtkArg structures have to be converted into GValues."


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37061 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/tglbtn.cpp

@@ -83,9 +83,9 @@ bool wxToggleBitmapButton::Create(wxWindow *parent, wxWindowID id,
         OnSetBitmap();
     }
 
-    gtk_signal_connect(GTK_OBJECT(m_widget), "clicked",
-                      GTK_SIGNAL_FUNC(gtk_togglebutton_clicked_callback),
-                      (gpointer *)this);
+    g_signal_connect (m_widget, "clicked",
+                      G_CALLBACK (gtk_togglebutton_clicked_callback),
+                      this);
 
     m_parent->DoAddChild(this);
 
@@ -247,9 +247,9 @@ bool wxToggleButton::Create(wxWindow *parent, wxWindowID id,
     // Create the gtk widget.
     m_widget = gtk_toggle_button_new_with_label( wxGTK_CONV( m_label ) );
 
-    gtk_signal_connect(GTK_OBJECT(m_widget), "clicked",
-                       GTK_SIGNAL_FUNC(gtk_togglebutton_clicked_callback),
-                       (gpointer *)this);
+    g_signal_connect (m_widget, "clicked",
+                      G_CALLBACK (gtk_togglebutton_clicked_callback),
+                      this);
 
     m_parent->DoAddChild(this);