/
Menu.cs
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/
Menu.cs
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//
// Menu.cs
//
// Author:
// Lluis Sanchez <lluis@xamarin.com>
//
// Copyright (c) 2011 Xamarin Inc
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using Xwt.Backends;
using Xwt.Engine;
namespace Xwt
{
public class Menu: XwtComponent
{
MenuItemCollection items;
public Menu ()
{
items = new MenuItemCollection (this);
}
internal IMenuBackend Backend {
get { return (IMenuBackend) BackendHost.Backend; }
}
public MenuItemCollection Items {
get { return items; }
}
internal void InsertItem (int n, MenuItem item)
{
Backend.InsertItem (n, (IMenuItemBackend)WidgetRegistry.GetBackend (item));
}
internal void RemoveItem (MenuItem item)
{
Backend.RemoveItem ((IMenuItemBackend)WidgetRegistry.GetBackend (item));
}
public void Popup ()
{
Backend.Popup ();
}
public void Popup (Widget parentWidget, double x, double y)
{
Backend.Popup ((IWidgetBackend)WidgetRegistry.GetBackend (parentWidget), x, y);
}
/// <summary>
/// Removes all separators of the menu which follow another separator
/// </summary>
public void CollapseSeparators ()
{
bool wasSeparator = true;
for (int n=0; n<Items.Count; n++) {
if (Items[n] is SeparatorMenuItem) {
if (wasSeparator)
Items.RemoveAt (n--);
else
wasSeparator = true;
} else
wasSeparator = false;
}
if (Items.Count > 0 && Items[Items.Count - 1] is SeparatorMenuItem)
Items.RemoveAt (Items.Count - 1);
}
}
}