mirror of
https://github.com/Ryujinx/GtkSharp.git
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116 lines
3.0 KiB
C#
116 lines
3.0 KiB
C#
// GLib.Idle.cs - Idle class implementation
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//
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// Author(s):
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// Mike Kestner <mkestner@speakeasy.net>
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// Rachel Hestilow <hestilow@ximian.com>
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// Stephane Delcroix <stephane@delcroix.org>
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//
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// Copyright (c) 2002 Mike Kestner
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// Copyright (c) Rachel Hestilow
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// Copyright (c) 2009 Novell, Inc.
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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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namespace GLib {
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using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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public delegate bool IdleHandler ();
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public class Idle {
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[UnmanagedFunctionPointer (CallingConvention.Cdecl)]
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delegate bool IdleHandlerInternal ();
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internal class IdleProxy : SourceProxy {
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public IdleProxy (IdleHandler real)
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{
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real_handler = real;
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proxy_handler = new IdleHandlerInternal (Handler);
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}
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public bool Handler ()
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{
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try {
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IdleHandler idle_handler = (IdleHandler) real_handler;
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bool cont = idle_handler ();
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if (!cont)
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{
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lock (this)
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{
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Remove ();
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}
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}
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return cont;
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} catch (Exception e) {
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ExceptionManager.RaiseUnhandledException (e, false);
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}
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return false;
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}
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}
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private Idle ()
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{
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}
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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delegate uint d_g_idle_add(IdleHandlerInternal d, IntPtr data);
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static d_g_idle_add g_idle_add = FuncLoader.LoadFunction<d_g_idle_add>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_idle_add"));
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public static uint Add (IdleHandler hndlr)
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{
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IdleProxy p = new IdleProxy (hndlr);
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lock (p)
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{
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p.ID = g_idle_add ((IdleHandlerInternal) p.proxy_handler, IntPtr.Zero);
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Source.AddSourceHandler (p.ID, p);
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}
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return p.ID;
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}
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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delegate uint d_g_idle_add_full(int priority, IdleHandlerInternal d, IntPtr data, DestroyNotify notify);
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static d_g_idle_add_full g_idle_add_full = FuncLoader.LoadFunction<d_g_idle_add_full>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_idle_add_full"));
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public static uint Add (IdleHandler hndlr, Priority priority)
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{
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IdleProxy p = new IdleProxy (hndlr);
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lock (p)
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{
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p.ID = g_idle_add_full ((int)priority, (IdleHandlerInternal)p.proxy_handler, IntPtr.Zero, null);
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Source.AddSourceHandler (p.ID, p);
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}
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return p.ID;
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}
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public static void Remove (uint id)
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{
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Source.Remove (id);
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}
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public static bool Remove (IdleHandler hndlr)
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{
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return Source.RemoveSourceHandler (hndlr);
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}
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}
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}
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