mirror of
https://github.com/Ryujinx/GtkSharp.git
synced 2024-12-26 12:15:40 +00:00
fd01afc12b
* glib/Signal.cs : guard against NULL gchandles. * gdk/Input.custom : add try/catch blocks to native callbacks. * gtk/*.custom : ditto * gtk/NodeStore.cs : ditto svn path=/trunk/gtk-sharp/; revision=74004
95 lines
3.1 KiB
Plaintext
95 lines
3.1 KiB
Plaintext
// Gtk.Input.custom - Gtk Input class customizations
|
|
//
|
|
// Author: Mike Kestner <mkestner@novell.com>
|
|
//
|
|
// Copyright (c) 2005 Novell, Inc.
|
|
//
|
|
// This program is free software; you can redistribute it and/or
|
|
// modify it under the terms of version 2 of the Lesser GNU General
|
|
// Public License as published by the Free Software Foundation.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
// Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public
|
|
// License along with this program; if not, write to the
|
|
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
// Boston, MA 02111-1307, USA.
|
|
|
|
|
|
[DllImport("libgtk-win32-2.0-0.dll")]
|
|
static extern uint gtk_input_add_full(int source, int condition, InputFunctionNative function, GtkSharp.CallbackMarshalNative marshal, IntPtr data, GLib.DestroyNotify destroy);
|
|
|
|
[GLib.CDeclCallback]
|
|
delegate void InputFunctionNative(IntPtr data, int source, int condition);
|
|
|
|
class InputFunctionWrapper {
|
|
|
|
public void NativeCallback (IntPtr data, int source, int condition)
|
|
{
|
|
try {
|
|
IntPtr _arg0 = data;
|
|
int _arg1 = source;
|
|
Gdk.InputCondition _arg2 = (Gdk.InputCondition) condition;
|
|
managed ( _arg0, _arg1, _arg2);
|
|
} catch (Exception e) {
|
|
GLib.ExceptionManager.RaiseUnhandledException (e, false);
|
|
}
|
|
}
|
|
|
|
internal InputFunctionNative NativeDelegate;
|
|
Gdk.InputFunction managed;
|
|
|
|
public InputFunctionWrapper (Gdk.InputFunction managed)
|
|
{
|
|
this.managed = managed;
|
|
if (managed != null)
|
|
NativeDelegate = new InputFunctionNative (NativeCallback);
|
|
}
|
|
}
|
|
|
|
class InputProxy {
|
|
|
|
InputFunctionWrapper function;
|
|
GtkSharp.CallbackMarshalWrapper marshal;
|
|
IntPtr data;
|
|
DestroyNotify destroy;
|
|
GLib.DestroyNotify handler;
|
|
|
|
public InputProxy (InputFunctionWrapper function, GtkSharp.CallbackMarshalWrapper marshal, IntPtr data, DestroyNotify destroy)
|
|
{
|
|
this.marshal = marshal;
|
|
this.function = function;
|
|
this.destroy = destroy;
|
|
this.data = data;
|
|
handler = new GLib.DestroyNotify (OnDestroy);
|
|
}
|
|
|
|
void OnDestroy (IntPtr data)
|
|
{
|
|
if (destroy != null)
|
|
destroy ();
|
|
|
|
GCHandle gch = (GCHandle) data;
|
|
gch.Free ();
|
|
}
|
|
|
|
public GLib.DestroyNotify Handler {
|
|
get {
|
|
return handler;
|
|
}
|
|
}
|
|
}
|
|
|
|
[Obsolete]
|
|
public static uint AddFull(int source, Gdk.InputCondition condition, Gdk.InputFunction function, Gtk.CallbackMarshal marshal, IntPtr data, Gtk.DestroyNotify destroy) {
|
|
InputFunctionWrapper function_wrapper = new InputFunctionWrapper (function);
|
|
GtkSharp.CallbackMarshalWrapper marshal_wrapper = new GtkSharp.CallbackMarshalWrapper (marshal);
|
|
InputProxy proxy = new InputProxy (function_wrapper, marshal_wrapper, data, destroy);
|
|
GCHandle gch = GCHandle.Alloc (proxy);
|
|
return gtk_input_add_full (source, (int) condition, function_wrapper.NativeDelegate, marshal_wrapper.NativeDelegate, (IntPtr) gch, proxy.Handler);
|
|
}
|
|
|