454 lines
16 KiB
C#
454 lines
16 KiB
C#
// GLib.Source.cs - Source class implementation
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//
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// Author: Duncan Mak <duncan@ximian.com>
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//
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// Copyright (c) 2002 Mike Kestner
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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;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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public delegate bool GSourceFunc ();
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//
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// Base class for IdleProxy and TimeoutProxy
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//
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internal class SourceProxy : IDisposable {
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internal Delegate real_handler;
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internal Delegate proxy_handler;
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internal uint ID;
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~SourceProxy ()
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{
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Dispose (false);
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}
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public void Dispose ()
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{
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Dispose (true);
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GC.SuppressFinalize (this);
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}
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protected virtual void Dispose (bool disposing)
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{
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// Both branches remove our delegate from the
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// managed list of handlers, but only
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// Source.Remove will remove it from the
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// unmanaged list also.
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if (disposing)
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Remove ();
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else
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Source.Remove (ID);
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}
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internal void Remove ()
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{
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Source.RemoveSourceHandler (ID);
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real_handler = null;
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proxy_handler = null;
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}
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}
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public partial class Source : GLib.Opaque {
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private static IDictionary<uint, SourceProxy> source_handlers = new Dictionary<uint, SourceProxy> ();
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private Source () {}
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public Source(IntPtr raw) : base(raw) {}
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delegate IntPtr d_g_source_new(IntPtr source_funcs, uint struct_size);
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static d_g_source_new g_source_new = FuncLoader.LoadFunction<d_g_source_new>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_new"));
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public Source (GLib.SourceFuncs source_funcs, uint struct_size)
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{
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IntPtr native_source_funcs = GLib.Marshaller.StructureToPtrAlloc (source_funcs);
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Raw = g_source_new(native_source_funcs, struct_size);
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source_funcs = GLib.SourceFuncs.New (native_source_funcs);
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Marshal.FreeHGlobal (native_source_funcs);
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}
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class FinalizerInfo {
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IntPtr handle;
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public FinalizerInfo (IntPtr handle)
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{
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this.handle = handle;
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}
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public bool Handler ()
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{
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g_source_destroy (handle);
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return false;
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}
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}
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~Source ()
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{
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if (!Owned)
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return;
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FinalizerInfo info = new FinalizerInfo (Handle);
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GLib.Timeout.Add (50, new GLib.TimeoutHandler (info.Handler));
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}
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internal static void AddSourceHandler (uint id, SourceProxy proxy)
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{
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lock (Source.source_handlers) {
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source_handlers [id] = proxy;
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}
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}
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internal static void RemoveSourceHandler (uint id)
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{
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lock (Source.source_handlers) {
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source_handlers.Remove (id);
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}
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}
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internal static bool RemoveSourceHandler (Delegate hndlr)
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{
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bool result = false;
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List<uint> keys = new List<uint> ();
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lock (source_handlers) {
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foreach (uint code in source_handlers.Keys) {
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var p = Source.source_handlers [code];
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if (p != null && p.real_handler == hndlr) {
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keys.Add (code);
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result = g_source_remove (code);
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}
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}
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foreach (var key in keys) {
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Source.RemoveSourceHandler (key);
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}
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}
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return result;
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}
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delegate bool d_g_source_remove(uint tag);
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static d_g_source_remove g_source_remove = FuncLoader.LoadFunction<d_g_source_remove>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove"));
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public static bool Remove (uint tag)
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{
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// g_source_remove always returns true, so we follow that
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bool ret = true;
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lock (Source.source_handlers) {
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if (source_handlers.Remove (tag)) {
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ret = g_source_remove (tag);
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}
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}
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return ret;
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}
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delegate IntPtr d_g_source_get_type();
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static d_g_source_get_type g_source_get_type = FuncLoader.LoadFunction<d_g_source_get_type>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_type"));
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public static GLib.GType GType {
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get {
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IntPtr raw_ret = g_source_get_type();
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GLib.GType ret = new GLib.GType(raw_ret);
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return ret;
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}
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}
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delegate IntPtr d_g_source_get_context(IntPtr raw);
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static d_g_source_get_context g_source_get_context = FuncLoader.LoadFunction<d_g_source_get_context>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_context"));
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public GLib.MainContext Context {
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get {
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IntPtr raw_ret = g_source_get_context(Handle);
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GLib.MainContext ret = raw_ret == IntPtr.Zero ? null : new MainContext (raw_ret);
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return ret;
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}
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}
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delegate int d_g_source_get_priority(IntPtr raw);
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static d_g_source_get_priority g_source_get_priority = FuncLoader.LoadFunction<d_g_source_get_priority>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_priority"));
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delegate void d_g_source_set_priority(IntPtr raw, int priority);
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static d_g_source_set_priority g_source_set_priority = FuncLoader.LoadFunction<d_g_source_set_priority>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_priority"));
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public int Priority {
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get {
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int raw_ret = g_source_get_priority(Handle);
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int ret = raw_ret;
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return ret;
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}
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set {
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g_source_set_priority(Handle, value);
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}
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}
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delegate IntPtr d_g_source_get_name(IntPtr raw);
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static d_g_source_get_name g_source_get_name = FuncLoader.LoadFunction<d_g_source_get_name>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_name"));
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delegate void d_g_source_set_name(IntPtr raw, IntPtr name);
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static d_g_source_set_name g_source_set_name = FuncLoader.LoadFunction<d_g_source_set_name>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_name"));
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public string Name {
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get {
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IntPtr raw_ret = g_source_get_name(Handle);
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string ret = GLib.Marshaller.Utf8PtrToString (raw_ret);
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return ret;
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}
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set {
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IntPtr native_value = GLib.Marshaller.StringToPtrGStrdup (value);
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g_source_set_name(Handle, native_value);
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GLib.Marshaller.Free (native_value);
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}
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}
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delegate void d_g_source_add_child_source(IntPtr raw, IntPtr child_source);
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static d_g_source_add_child_source g_source_add_child_source = FuncLoader.LoadFunction<d_g_source_add_child_source>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_add_child_source"));
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public void AddChildSource(GLib.Source child_source) {
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g_source_add_child_source(Handle, child_source == null ? IntPtr.Zero : child_source.Handle);
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}
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delegate void d_g_source_add_poll(IntPtr raw, IntPtr fd);
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static d_g_source_add_poll g_source_add_poll = FuncLoader.LoadFunction<d_g_source_add_poll>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_add_poll"));
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public void AddPoll(GLib.PollFD fd) {
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IntPtr native_fd = GLib.Marshaller.StructureToPtrAlloc (fd);
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g_source_add_poll(Handle, native_fd);
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fd = GLib.PollFD.New (native_fd);
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Marshal.FreeHGlobal (native_fd);
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}
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delegate uint d_g_source_attach(IntPtr raw, IntPtr context);
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static d_g_source_attach g_source_attach = FuncLoader.LoadFunction<d_g_source_attach>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_attach"));
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public uint Attach(GLib.MainContext context) {
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uint raw_ret = g_source_attach(Handle, context == null ? IntPtr.Zero : context.Handle);
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uint ret = raw_ret;
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return ret;
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}
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uint Attach() {
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return Attach (null);
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}
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delegate bool d_g_source_get_can_recurse(IntPtr raw);
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static d_g_source_get_can_recurse g_source_get_can_recurse = FuncLoader.LoadFunction<d_g_source_get_can_recurse>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_can_recurse"));
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delegate void d_g_source_set_can_recurse(IntPtr raw, bool can_recurse);
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static d_g_source_set_can_recurse g_source_set_can_recurse = FuncLoader.LoadFunction<d_g_source_set_can_recurse>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_can_recurse"));
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public bool CanRecurse {
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get {
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bool raw_ret = g_source_get_can_recurse(Handle);
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bool ret = raw_ret;
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return ret;
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}
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set {
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g_source_set_can_recurse(Handle, value);
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}
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}
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delegate void d_g_source_get_current_time(IntPtr raw, IntPtr timeval);
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static d_g_source_get_current_time g_source_get_current_time = FuncLoader.LoadFunction<d_g_source_get_current_time>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_current_time"));
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[Obsolete]
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public void GetCurrentTime(GLib.TimeVal timeval) {
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IntPtr native_timeval = GLib.Marshaller.StructureToPtrAlloc (timeval);
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g_source_get_current_time(Handle, native_timeval);
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timeval = GLib.TimeVal.New (native_timeval);
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Marshal.FreeHGlobal (native_timeval);
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}
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delegate uint d_g_source_get_id(IntPtr raw);
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static d_g_source_get_id g_source_get_id = FuncLoader.LoadFunction<d_g_source_get_id>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_id"));
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public uint Id {
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get {
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uint raw_ret = g_source_get_id(Handle);
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uint ret = raw_ret;
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return ret;
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}
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}
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delegate long d_g_source_get_ready_time(IntPtr raw);
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static d_g_source_get_ready_time g_source_get_ready_time = FuncLoader.LoadFunction<d_g_source_get_ready_time>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_ready_time"));
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delegate void d_g_source_set_ready_time(IntPtr raw, long ready_time);
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static d_g_source_set_ready_time g_source_set_ready_time = FuncLoader.LoadFunction<d_g_source_set_ready_time>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_ready_time"));
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public long ReadyTime {
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get {
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long raw_ret = g_source_get_ready_time(Handle);
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long ret = raw_ret;
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return ret;
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}
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set {
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g_source_set_ready_time(Handle, value);
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}
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}
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delegate long d_g_source_get_time(IntPtr raw);
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static d_g_source_get_time g_source_get_time = FuncLoader.LoadFunction<d_g_source_get_time>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_get_time"));
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public long Time {
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get {
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long raw_ret = g_source_get_time(Handle);
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long ret = raw_ret;
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return ret;
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}
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}
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delegate bool d_g_source_is_destroyed(IntPtr raw);
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static d_g_source_is_destroyed g_source_is_destroyed = FuncLoader.LoadFunction<d_g_source_is_destroyed>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_is_destroyed"));
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public bool IsDestroyed {
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get {
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bool raw_ret = g_source_is_destroyed(Handle);
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bool ret = raw_ret;
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return ret;
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}
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}
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delegate void d_g_source_modify_unix_fd(IntPtr raw, IntPtr tag, int new_events);
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static d_g_source_modify_unix_fd g_source_modify_unix_fd = FuncLoader.LoadFunction<d_g_source_modify_unix_fd>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_modify_unix_fd"));
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public void ModifyUnixFd(IntPtr tag, GLib.IOCondition new_events) {
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g_source_modify_unix_fd(Handle, tag, (int) new_events);
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}
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delegate int d_g_source_query_unix_fd(IntPtr raw, IntPtr tag);
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static d_g_source_query_unix_fd g_source_query_unix_fd = FuncLoader.LoadFunction<d_g_source_query_unix_fd>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_query_unix_fd"));
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public GLib.IOCondition QueryUnixFd(IntPtr tag) {
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int raw_ret = g_source_query_unix_fd(Handle, tag);
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GLib.IOCondition ret = (GLib.IOCondition) raw_ret;
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return ret;
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}
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delegate void d_g_source_remove_child_source(IntPtr raw, IntPtr child_source);
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static d_g_source_remove_child_source g_source_remove_child_source = FuncLoader.LoadFunction<d_g_source_remove_child_source>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove_child_source"));
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public void RemoveChildSource(GLib.Source child_source) {
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g_source_remove_child_source(Handle, child_source == null ? IntPtr.Zero : child_source.Handle);
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}
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delegate void d_g_source_remove_poll(IntPtr raw, IntPtr fd);
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static d_g_source_remove_poll g_source_remove_poll = FuncLoader.LoadFunction<d_g_source_remove_poll>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove_poll"));
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public void RemovePoll(GLib.PollFD fd) {
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IntPtr native_fd = GLib.Marshaller.StructureToPtrAlloc (fd);
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g_source_remove_poll(Handle, native_fd);
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fd = GLib.PollFD.New (native_fd);
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Marshal.FreeHGlobal (native_fd);
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}
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delegate void d_g_source_remove_unix_fd(IntPtr raw, IntPtr tag);
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static d_g_source_remove_unix_fd g_source_remove_unix_fd = FuncLoader.LoadFunction<d_g_source_remove_unix_fd>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove_unix_fd"));
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public void RemoveUnixFd(IntPtr tag) {
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g_source_remove_unix_fd(Handle, tag);
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}
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delegate void d_g_source_set_callback_indirect(IntPtr raw, IntPtr callback_data, IntPtr callback_funcs);
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static d_g_source_set_callback_indirect g_source_set_callback_indirect = FuncLoader.LoadFunction<d_g_source_set_callback_indirect>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_callback_indirect"));
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public void SetCallbackIndirect(IntPtr callback_data, GLib.SourceCallbackFuncs callback_funcs) {
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IntPtr native_callback_funcs = GLib.Marshaller.StructureToPtrAlloc (callback_funcs);
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g_source_set_callback_indirect(Handle, callback_data, native_callback_funcs);
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callback_funcs = GLib.SourceCallbackFuncs.New (native_callback_funcs);
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Marshal.FreeHGlobal (native_callback_funcs);
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}
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delegate void d_g_source_set_funcs(IntPtr raw, IntPtr value);
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static d_g_source_set_funcs g_source_set_funcs = FuncLoader.LoadFunction<d_g_source_set_funcs>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_funcs"));
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public GLib.SourceFuncs Funcs {
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set {
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IntPtr native_value = GLib.Marshaller.StructureToPtrAlloc (value);
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g_source_set_funcs(Handle, native_value);
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value = GLib.SourceFuncs.New (native_value);
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Marshal.FreeHGlobal (native_value);
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}
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}
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delegate bool d_g_source_remove_by_funcs_user_data(IntPtr funcs, IntPtr user_data);
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static d_g_source_remove_by_funcs_user_data g_source_remove_by_funcs_user_data = FuncLoader.LoadFunction<d_g_source_remove_by_funcs_user_data>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove_by_funcs_user_data"));
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public static bool RemoveByFuncsUserData(GLib.SourceFuncs funcs, IntPtr user_data) {
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IntPtr native_funcs = GLib.Marshaller.StructureToPtrAlloc (funcs);
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bool raw_ret = g_source_remove_by_funcs_user_data(native_funcs, user_data);
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bool ret = raw_ret;
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funcs = GLib.SourceFuncs.New (native_funcs);
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Marshal.FreeHGlobal (native_funcs);
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return ret;
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}
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delegate bool d_g_source_remove_by_user_data(IntPtr user_data);
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static d_g_source_remove_by_user_data g_source_remove_by_user_data = FuncLoader.LoadFunction<d_g_source_remove_by_user_data>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_remove_by_user_data"));
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public static bool RemoveByUserData(IntPtr user_data) {
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bool raw_ret = g_source_remove_by_user_data(user_data);
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bool ret = raw_ret;
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return ret;
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}
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delegate void d_g_source_set_name_by_id(uint tag, IntPtr name);
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static d_g_source_set_name_by_id g_source_set_name_by_id = FuncLoader.LoadFunction<d_g_source_set_name_by_id>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_set_name_by_id"));
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public static void SetNameById(uint tag, string name) {
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IntPtr native_name = GLib.Marshaller.StringToPtrGStrdup (name);
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g_source_set_name_by_id(tag, native_name);
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GLib.Marshaller.Free (native_name);
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}
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delegate IntPtr d_g_source_ref(IntPtr raw);
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static d_g_source_ref g_source_ref = FuncLoader.LoadFunction<d_g_source_ref>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_ref"));
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protected override void Ref (IntPtr raw)
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{
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if (!Owned) {
|
|
g_source_ref (raw);
|
|
Owned = true;
|
|
}
|
|
}
|
|
|
|
delegate void d_g_source_unref(IntPtr raw);
|
|
static d_g_source_unref g_source_unref = FuncLoader.LoadFunction<d_g_source_unref>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_unref"));
|
|
|
|
protected override void Unref (IntPtr raw)
|
|
{
|
|
if (Owned) {
|
|
g_source_unref (raw);
|
|
Owned = false;
|
|
}
|
|
}
|
|
|
|
delegate void d_g_source_destroy(IntPtr raw);
|
|
static d_g_source_destroy g_source_destroy = FuncLoader.LoadFunction<d_g_source_destroy>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_source_destroy"));
|
|
|
|
protected override void Free (IntPtr raw)
|
|
{
|
|
g_source_destroy (raw);
|
|
}
|
|
}
|
|
}
|