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52e68fbeb6
* glib/Signal.cs: AddEmissionHook binding (for closing #386950), and change API of Emit to mimic the detailed_signal pattern. * glib/GType.cs: GType.FromName: new wrapper for native call. * glib/ObjectManager.cs: Use the new FromName managed method. svn path=/trunk/gtk-sharp/; revision=103198
107 lines
3.2 KiB
Plaintext
107 lines
3.2 KiB
Plaintext
// Object.custom - Atk Object class customizations
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//
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// Author: Andres G. Aragoneses <aaragoneses@novell.com>
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//
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// Copyright (c) 2008 Novell, Inc.
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//
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// This code is inserted after the automatically generated code.
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//
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the Lesser GNU General
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// Public License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this program; if not, write to the
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// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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[DllImport("atksharpglue-2")]
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static extern void atksharp_object_override_get_n_children (IntPtr type, NChildrenDelegate cb);
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[GLib.CDeclCallback]
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delegate int NChildrenDelegate (IntPtr raw);
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static NChildrenDelegate NChildrenCallback;
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static int NChildren_cb (IntPtr raw)
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{
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try {
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Atk.Object obj = GLib.Object.GetObject (raw, false) as Atk.Object;
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return obj.OnGetNChildren();
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} catch (Exception e) {
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GLib.ExceptionManager.RaiseUnhandledException (e, false);
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}
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return 0;
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}
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static void OverrideNChildren (GLib.GType gtype)
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{
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if (NChildrenCallback == null)
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NChildrenCallback = new NChildrenDelegate (NChildren_cb);
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atksharp_object_override_get_n_children (gtype.Val, NChildrenCallback);
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}
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[GLib.DefaultSignalHandler (Type=typeof(Atk.Object), ConnectionMethod="OverrideNChildren")]
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protected virtual int OnGetNChildren() {
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return 0;
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}
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[DllImport("atksharpglue-2")]
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static extern void atksharp_object_override_ref_child (IntPtr type, RefChildDelegate cb);
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[GLib.CDeclCallback]
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delegate IntPtr RefChildDelegate (IntPtr raw, int i);
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static RefChildDelegate RefChildCallback;
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[DllImport("libgobject-2.0-0.dll")]
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static extern IntPtr g_object_ref (IntPtr handle);
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static IntPtr RefChild_cb (IntPtr raw, int i)
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{
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try {
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Atk.Object obj = GLib.Object.GetObject (raw, false) as Atk.Object;
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Atk.Object child = obj.OnRefChild (i);
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if (child != null)
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g_object_ref (child.Handle);
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return child == null ? IntPtr.Zero : child.Handle;
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} catch (Exception e) {
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GLib.ExceptionManager.RaiseUnhandledException (e, false);
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}
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return IntPtr.Zero;
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}
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static void OverrideRefChild (GLib.GType gtype)
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{
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if (RefChildCallback == null)
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RefChildCallback = new RefChildDelegate (RefChild_cb);
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atksharp_object_override_ref_child (gtype.Val, RefChildCallback);
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}
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[GLib.DefaultSignalHandler (Type=typeof(Atk.Object), ConnectionMethod="OverrideRefChild")]
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protected virtual Atk.Object OnRefChild(int i) {
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return null;
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}
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protected void EmitChildrenChanged (ChildrenChangedDetail detail, uint child_index, Atk.Object child)
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{
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GLib.Signal.Emit (this,
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"children-changed::" + detail.ToString ().ToLower (),
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child_index, child);
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}
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protected enum ChildrenChangedDetail
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{
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Add,
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Remove
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}
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