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Viewing changes to src/AddIns/DisplayBindings/Data/ICSharpCode.Data.EDMDesigner.Core.UI/UserControls/ContextMenu/MenuContainerBase.cs

  • Committer: sk
  • Date: 2011-09-10 05:17:57 UTC
  • Revision ID: halega@halega.com-20110910051757-qfouz1llya9m6boy
4.1.0.7915 Release Candidate 1

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src/AddIns/DisplayBindings/Data/ICSharpCode.Data.EDMDesigner.Core.UI/UserControls/ContextMenu/MenuContainerBase.cs
 
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
 
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
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#region Usings
 
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using System;
 
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using System.Linq;
 
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using System.Windows;
 
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using System.Windows.Controls;
 
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#endregion
 
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namespace ICSharpCode.Data.EDMDesigner.Core.UI.UserControls.ContextMenu
 
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{
 
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    public static class MenuContainerBase
 
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    {
 
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        internal static void AddChild(object child, Action onItemVisibleChanged)
 
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        {
 
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            var menuSeparator = child as MenuSeparator;
 
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            if (menuSeparator != null)
 
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            {
 
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                menuSeparator.SetVisibilityBinding();
 
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                return;
 
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            }
 
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            var item = child as FrameworkElement;
 
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            if (item != null)
 
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                item.IsVisibleChanged += delegate { onItemVisibleChanged(); };
 
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        }
 
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        public static MenuItem GetMenuItem(this IMenuContainer menuContainer, params string[] menuNames)
 
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        {
 
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            if (menuContainer == null)
 
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                return null;
 
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            var itemsControl = (ItemsControl)menuContainer;
 
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            foreach (var menuName in menuNames)
 
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            {
 
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                itemsControl = itemsControl.Items.OfType<ItemsControl>().FirstOrDefault(mi => mi.Name == menuName);
 
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                if (itemsControl == null)
 
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                    return null;
 
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            }
 
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            return itemsControl as MenuItem;
 
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        }
 
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        public static Separator GetMenuSeparator(this IMenuContainer menuContainer, params string[] menuNames)
 
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        {
 
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            if (menuContainer == null)
 
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                return null;
 
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            ItemsControl itemsControl;
 
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            if (menuNames.Length == 1)
 
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                itemsControl = (ItemsControl)menuContainer;
 
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            else
 
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                itemsControl = menuContainer.GetMenuItem(menuNames.Take(menuNames.Length - 1).ToArray());
 
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            return itemsControl.Items.OfType<Separator>().FirstOrDefault(s => s.Name == menuNames[menuNames.Length - 1]);
 
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        }
 
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    }
 
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}