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* glib/Object.cs (AddNotification, RemoveNotification): methods to

Browse source 
subscribe to the "notify" signal (with property details). [#71684]

	* glib/GLibSharp.voidObjectIntPtrSignal.cs: autogenerated, for
	notifications

	* glib/NotifyHandler.cs: sort of autogenerated

svn path=/trunk/gtk-sharp/; revision=39717
This commit is contained in:
Dan Winship 2005-01-28 16:44:30 +00:00
parent 289b127b10
commit de70fff09f
9 changed files with 297 additions and 0 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2005-01-28 Dan Winship <danw@novell.com>
* glib/Object.cs (AddNotification, RemoveNotification): methods to
subscribe to the "notify" signal (with property details). [#71684]
* glib/GLibSharp.voidObjectIntPtrSignal.cs: autogenerated, for
notifications
* glib/NotifyHandler.cs: sort of autogenerated
2005-01-28 Mike Kestner <mkestner@novell.com>
* gtk/Dialog.custom : add a params array for button info to the ctor.

6
doc/ChangeLog
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@ -1,3 +1,9 @@
2005-01-28 Dan Winship <danw@novell.com>
* en/GLib/NotifyArgs.xml:
* en/GLib/NotifyHandler.xml:
* en/GLib/Object.xml (AddNotification, RemoveNotification): document
2005-01-18 Dan Winship <danw@novell.com>
* en/GLib/Marshaller.xml (StringFormat): document

48
doc/en/GLib/NotifyArgs.xml Normal file
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@ -0,0 +1,48 @@
<Type Name="NotifyArgs" FullName="GLib.NotifyArgs">
<TypeSignature Language="C#" Value="public class NotifyArgs : GLib.SignalArgs" Maintainer="auto" />
<AssemblyInfo>
<AssemblyName>glib-sharp</AssemblyName>
<AssemblyPublicKey>[00 24 00 00 04 80 00 00 94 00 00 00 06 02 00 00 00 24 00 00 52 53 41 31 00 04 00 00 01 00 01 00 71 EB 6C 55 75 52 9C BF 72 44 F7 A6 EA 05 62 84 F9 EA E0 3B CF F2 CC 13 2C 9C 49 0A B3 09 EA B0 B5 6B CE 44 9D F5 03 D9 C0 A8 1E 52 05 85 CD BE 70 E2 FB 90 43 4B AC 04 FA 62 22 A8 00 98 B7 A1 A7 B3 AF 99 1A 41 23 24 BB 43 25 F6 B8 65 BB 64 EB F6 D1 C2 06 D5 73 2D DF BC 70 A7 38 9E E5 3E 0C 24 6E 32 79 74 1A D0 05 03 E4 98 42 E1 9B F3 7B 19 8B 40 21 26 CB 36 89 C2 EA 64 96 A4 7C B4]</AssemblyPublicKey>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyCulture>neutral</AssemblyCulture>
<Attributes />
</AssemblyInfo>
<ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
<Docs>
<summary>Event data.</summary>
<remarks>
<para>The <see cref="M:GLib.Object.AddNotification" /> method results in the invocation of <see cref="T:GLib.NotifyHandler" /> delegates which pass event data via this class.</para>
</remarks>
</Docs>
<Base>
<BaseTypeName>GLib.SignalArgs</BaseTypeName>
</Base>
<Interfaces />
<Attributes />
<Members>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public NotifyArgs ();" />
<MemberType>Constructor</MemberType>
<ReturnValue />
<Parameters />
<Docs>
<summary>Public Constructor.</summary>
<returns>A new <see cref="T:GLib.NotifyArgs" /></returns>
<remarks></remarks>
</Docs>
</Member>
<Member MemberName="Property">
<MemberSignature Language="C#" Value="public string Property { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.String</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>The property that changed</summary>
<returns>a <see cref="T:System.String" /></returns>
<remarks></remarks>
</Docs>
</Member>
</Members>
</Type>

38
doc/en/GLib/NotifyHandler.xml Normal file
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@ -0,0 +1,38 @@
<Type Name="NotifyHandler" FullName="GLib.NotifyHandler">
<TypeSignature Language="C#" Value="public sealed delegate void NotifyHandler (object o, GLib.NotifyArgs args);" Maintainer="auto" />
<AssemblyInfo>
<AssemblyName>glib-sharp</AssemblyName>
<AssemblyPublicKey>[00 24 00 00 04 80 00 00 94 00 00 00 06 02 00 00 00 24 00 00 52 53 41 31 00 04 00 00 01 00 01 00 71 EB 6C 55 75 52 9C BF 72 44 F7 A6 EA 05 62 84 F9 EA E0 3B CF F2 CC 13 2C 9C 49 0A B3 09 EA B0 B5 6B CE 44 9D F5 03 D9 C0 A8 1E 52 05 85 CD BE 70 E2 FB 90 43 4B AC 04 FA 62 22 A8 00 98 B7 A1 A7 B3 AF 99 1A 41 23 24 BB 43 25 F6 B8 65 BB 64 EB F6 D1 C2 06 D5 73 2D DF BC 70 A7 38 9E E5 3E 0C 24 6E 32 79 74 1A D0 05 03 E4 98 42 E1 9B F3 7B 19 8B 40 21 26 CB 36 89 C2 EA 64 96 A4 7C B4]</AssemblyPublicKey>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyCulture>neutral</AssemblyCulture>
<Attributes />
</AssemblyInfo>
<ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
<Docs>
<summary>Represents a method that will handle a property notification event</summary>
<remarks>
The handler is provided an <paramref name="args" /> value that contains
the event data (<see cref="T:GLib.NotifyArgs" />).
</remarks>
</Docs>
<Base>
<BaseTypeName>System.Delegate</BaseTypeName>
</Base>
<Interfaces>
<Interface>
<InterfaceName>System.ICloneable</InterfaceName>
</Interface>
<Interface>
<InterfaceName>System.Runtime.Serialization.ISerializable</InterfaceName>
</Interface>
</Interfaces>
<Attributes />
<Members />
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="o" Type="System.Object" />
<Parameter Name="args" Type="GLib.NotifyArgs" />
</Parameters>
</Type>

64
doc/en/GLib/Object.xml
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@ -401,5 +401,69 @@ This method is called by the generated classes by the Gtk# framework.
</remarks>
</Docs>
</Member>
<Member MemberName="AddNotification">
<MemberSignature Language="C#" Value="public void AddNotification (string property, GLib.NotifyHandler handler);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="property" Type="System.String" />
<Parameter Name="handler" Type="GLib.NotifyHandler" />
</Parameters>
<Docs>
<summary>Request property-change notifications</summary>
<param name="property">the property to watch (the underlying GObject property name, not the managed wrapper property)</param>
<param name="handler">a <see cref="T:GLib.NotifyHandler" /> to invoke when <paramref name="property" /> changes</param>
<remarks>This connects to the GObject "notify" signal with a detail argument of <paramref name="property" />, to receive notifications when that property changes.</remarks>
</Docs>
</Member>
<Member MemberName="AddNotification">
<MemberSignature Language="C#" Value="public void AddNotification (GLib.NotifyHandler handler);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="handler" Type="GLib.NotifyHandler" />
</Parameters>
<Docs>
<summary>Request property-change notifications for all GObject properties</summary>
<param name="handler">a <see cref="T:GLib.NotifyHandler" /> to invoke when a GObject property changes</param>
<remarks>This connects to the GObject "notify" signal with no detail argument, to receive notifications when any property changes.</remarks>
</Docs>
</Member>
<Member MemberName="RemoveNotification">
<MemberSignature Language="C#" Value="public void RemoveNotification (string property, GLib.NotifyHandler handler);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="property" Type="System.String" />
<Parameter Name="handler" Type="GLib.NotifyHandler" />
</Parameters>
<Docs>
<summary>Cancels property-change notifictions for the indicated property</summary>
<param name="property">the property</param>
<param name="handler">the <see cref="T:GLib.NotifyHandler" /></param>
<remarks>This disconnects from notifications for <paramref name="property" />.</remarks>
</Docs>
</Member>
<Member MemberName="RemoveNotification">
<MemberSignature Language="C#" Value="public void RemoveNotification (GLib.NotifyHandler handler);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="handler" Type="GLib.NotifyHandler" />
</Parameters>
<Docs>
<summary>Cancels property-change notifications</summary>
<param name="handler">the <see cref="T:GLib.NotifyHandler" /></param>
<remarks>This disconnects from generic property change notifications. (This only affects notifications created with the corresponding generic version of <see cref="M:GLib.Object.AddNotification" />. It does not remove notifications for specific properties.)</remarks>
</Docs>
</Member>
</Members>
</Type>

50
glib/GLibSharp.voidObjectIntPtrSignal.cs Normal file
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@ -0,0 +1,50 @@
// copied from gtk/generated/GtkSharp.voidObjectIntPtrSignal.cs and renamespaced
// This file was generated by the Gtk# code generator.
// Any changes made will be lost if regenerated.
namespace GLibSharp {
using System;
using System.Runtime.InteropServices;
internal delegate void voidObjectIntPtrDelegate(IntPtr arg0, IntPtr arg1, int key);
internal class voidObjectIntPtrSignal : GLib.SignalCallback {
private static voidObjectIntPtrDelegate _Delegate;
private static void voidObjectIntPtrCallback(IntPtr arg0, IntPtr arg1, int key)
{
if (!_Instances.Contains(key))
throw new Exception("Unexpected signal key " + key);
voidObjectIntPtrSignal inst = (voidObjectIntPtrSignal) _Instances[key];
GLib.SignalArgs args = (GLib.SignalArgs) Activator.CreateInstance (inst._argstype);
args.Args = new object[1];
args.Args[0] = arg1;
object[] argv = new object[2];
argv[0] = inst._obj;
argv[1] = args;
inst._handler.DynamicInvoke(argv);
}
public voidObjectIntPtrSignal(GLib.Object obj, string name, Delegate eh, Type argstype, int connect_flags) : base(obj, eh, argstype)
{
if (_Delegate == null) {
_Delegate = new voidObjectIntPtrDelegate(voidObjectIntPtrCallback);
}
Connect (name, _Delegate, connect_flags);
}
protected override void Dispose (bool disposing)
{
_Instances.Remove(_key);
if(_Instances.Count == 0)
_Delegate = null;
Disconnect ();
base.Dispose (disposing);
}
}
}

2
glib/Makefile.am
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@ -19,6 +19,7 @@ sources = \
EnumWrapper.cs \
FileUtils.cs \
GException.cs \
GLibSharp.voidObjectIntPtrSignal.cs \
GString.cs \
Idle.cs \
IWrapper.cs \
@ -31,6 +32,7 @@ sources = \
Markup.cs \
Marshaller.cs \
MissingIntPtrCtorException.cs \
NotifyHandler.cs \
Object.cs \
ObjectManager.cs \
Opaque.cs \

35
glib/NotifyHandler.cs Normal file
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@ -0,0 +1,35 @@
// 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.
namespace GLib {
using System;
using System.Runtime.InteropServices;
public delegate void NotifyHandler (object o, NotifyArgs args);
public class NotifyArgs : GLib.SignalArgs {
[DllImport("libgobject-2.0-0.dll")]
static extern IntPtr g_param_spec_get_name (IntPtr pspec);
public string Property {
get {
IntPtr raw_ret = g_param_spec_get_name ((IntPtr) Args[0]);
return Marshal.PtrToStringAnsi (raw_ret);
}
}
}
}

44
glib/Object.cs
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@ -280,6 +280,50 @@ namespace GLib {
}
}
void ConnectNotification (string signal, NotifyHandler handler)
{
if (AfterHandlers[signal] == null)
AfterSignals[signal] = new GLibSharp.voidObjectIntPtrSignal (this, signal, handler, typeof (NotifyArgs), 1);
else
((GLib.SignalCallback) AfterSignals[signal]).AddDelegate (handler);
AfterHandlers.AddHandler (signal, handler);
}
public void AddNotification (string property, NotifyHandler handler)
{
ConnectNotification ("notify::" + property, handler);
}
public void AddNotification (NotifyHandler handler)
{
ConnectNotification ("notify", handler);
}
void DisconnectNotification (string signal, NotifyHandler handler)
{
GLib.SignalCallback cb = AfterSignals[signal] as GLib.SignalCallback;
AfterHandlers.RemoveHandler (signal, handler);
if (cb == null)
return;
cb.RemoveDelegate (handler);
if (AfterHandlers[signal] == null) {
AfterSignals.Remove (signal);
cb.Dispose ();
}
}
public void RemoveNotification (string property, NotifyHandler handler)
{
DisconnectNotification ("notify::" + property, handler);
}
public void RemoveNotification (NotifyHandler handler)
{
DisconnectNotification ("notify", handler);
}
public override int GetHashCode ()
{
return Handle.GetHashCode ();