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Viewing changes to src/core/MonoDevelop.Components/MonoDevelop.Components.Commands/CustomCommandUpdaterAttribute.cs

  • Committer: Bazaar Package Importer
  • Author(s): Jo Shields
  • Date: 2009-02-18 08:40:51 UTC
  • mfrom: (1.2.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20090218084051-gh8m6ukvokbwj7cf
Tags: 1.9.2+dfsg-1ubuntu1
https://launchpad.net/bugs/330519
* Merge from Debian Experimental (LP: #330519), remaining Ubuntu changes:
  + debian/control:
    - Update for Gnome# 2.24
    - Add libmono-cairo1.0-cil to build-deps to fool pkg-config check

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src/core/MonoDevelop.Components/MonoDevelop.Components.Commands/CustomCommandUpdaterAttribute.cs
 
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// CustomCommandUpdaterAttribute.cs
 
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//
 
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// Author:
 
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//   Lluis Sanchez Gual <lluis@novell.com>
 
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//
 
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// Copyright (c) 2008 Novell, Inc (http://www.novell.com)
 
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//
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
 
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// of this software and associated documentation files (the "Software"), to deal
 
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// in the Software without restriction, including without limitation the rights
 
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 
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// copies of the Software, and to permit persons to whom the Software is
 
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// furnished to do so, subject to the following conditions:
 
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//
 
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// The above copyright notice and this permission notice shall be included in
 
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// all copies or substantial portions of the Software.
 
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//
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 
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// THE SOFTWARE.
 
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//
 
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//
 
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using System;
 
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namespace MonoDevelop.Components.Commands
 
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{
 
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        // This base class can be used to create attribute classes which provide custom
 
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        // command updating behavior. When applied to a method, the overriden CommandUpdate method
 
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        // will be called to update the command status.
 
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        public abstract class CustomCommandUpdaterAttribute: Attribute, ICommandUpdateHandler, ICommandArrayUpdateHandler
 
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        {
 
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                ICommandUpdateHandler next;
 
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                ICommandArrayUpdateHandler nextArray;
 
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                void ICommandUpdateHandler.CommandUpdate (object target, CommandInfo cinfo)
 
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                {
 
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                        CommandUpdate (target, cinfo);
 
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                }
 
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                ICommandUpdateHandler ICommandUpdateHandler.Next {
 
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                        get {
 
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                                return next;
 
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                        }
 
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                        set {
 
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                                next = value;
 
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                        }
 
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                }
 
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                void ICommandArrayUpdateHandler.CommandUpdate (object target, CommandArrayInfo cinfo)
 
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                {
 
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                        CommandUpdate (target, cinfo);
 
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                }
 
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                ICommandArrayUpdateHandler ICommandArrayUpdateHandler.Next {
 
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                        get {
 
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                                return nextArray;
 
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                        }
 
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                        set {
 
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                                nextArray = value;
 
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                        }
 
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                }
 
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                protected virtual void CommandUpdate (object target, CommandInfo cinfo)
 
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                {
 
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                        next.CommandUpdate (target, cinfo);
 
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                }
 
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                protected virtual void CommandUpdate (object target, CommandArrayInfo cinfo)
 
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                {
 
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                        nextArray.CommandUpdate (target, cinfo);
 
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                }
 
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        }
 
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}