pjs/extensions/manticore/core/WindowMediator.cs

126 строки
4.1 KiB
C#

/* -*- Mode: C#; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Manticore.
*
* The Initial Developer of the Original Code is
* Silverstone Interactive.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ben Goodger <ben@netscape.com> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
namespace Silverstone.Manticore.Core
{
using System;
using System.Collections;
using Silverstone.Manticore.App;
using Silverstone.Manticore.Toolkit;
using Silverstone.Manticore.Browser;
// XXX - TODO: need to add logic to quit application when there are
// no more windows
/// <summary>
/// Summary description for WindowMediator.
/// </summary>
public class WindowMediator
{
public WindowMediator()
{
mWindows = new Hashtable();
mRecentWindows = new Hashtable();
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IEnumerator GetEnumerator()
{
return mWindows.GetEnumerator();
}
public IEnumerator GetEnumeratorForType(String aType)
{
return (mWindows[aType] as Hashtable).GetEnumerator();
}
protected Hashtable mWindows;
protected Hashtable mRecentWindows;
public ManticoreWindow GetMostRecentWindow(String aType)
{
if (mRecentWindows.ContainsKey(aType))
return mRecentWindows[aType] as ManticoreWindow;
return null;
}
public void SetMostRecentWindow(ManticoreWindow aWindow)
{
if (!mRecentWindows.ContainsKey(aWindow.Type))
mRecentWindows.Add(aWindow.Type, aWindow);
else
mRecentWindows[aWindow.Type] = aWindow;
}
public void RegisterWindow(ManticoreWindow aWindow)
{
if (!mWindows.ContainsKey(aWindow.Type))
mWindows[aWindow.Type] = new Hashtable();
Hashtable windowList = mWindows[aWindow.Type] as Hashtable;
windowList.Add(aWindow.GetHashCode(), aWindow);
}
public void UnregisterWindow(ManticoreWindow aWindow)
{
mWindows.Remove(aWindow.GetHashCode());
// If this is the last window of a specific type, remove it from the window list
Hashtable windowsForType = mWindows[aWindow.Type] as Hashtable;
IEnumerator e = windowsForType.GetEnumerator();
e.MoveNext();
ManticoreWindow window = e.Current as ManticoreWindow;
if (window == null)
mWindows.Remove(aWindow.Type);
ManticoreWindow mostRecentWindow = GetMostRecentWindow(aWindow.Type);
if (mostRecentWindow == window)
{
if (window != null)
SetMostRecentWindow(window);
else
mRecentWindows.Remove(aWindow.Type);
}
}
}
}