Gtkada.Handlers

Entities

Generic Instantiations

• Object_Callback
• Object_Return_Callback
• Return_Callback
• Widget_Callback

Description

This package provides the most commonly used instantiations of Gtk.Handlers

Gate takes advantage of these pre-instantiated packages.

<group>Signal handling</group>

Object_Callback

package Object_Callback is new
  Gtk.Handlers.Callback (Glib.Object.GObject_Record);

Object_Return_Callback

package Object_Return_Callback is new Gtk.Handlers.Return_Callback
  (Glib.Object.GObject_Record, Boolean);

Return_Callback

package Return_Callback is new Gtk.Handlers.Return_Callback
  (Gtk.Widget.Gtk_Widget_Record, Boolean);

Emit_By_Name shouldn't be used, since it should really return a Gboolean

Widget_Callback

package Widget_Callback is new
  Gtk.Handlers.Callback (Gtk.Widget.Gtk_Widget_Record);