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//
// MenuItem.cs
//
// Author:
// Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
//
// Copyright (c) 2016 jp
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using System.Xml.Serialization;
using System.ComponentModel;
namespace Crow
{
public class MenuItem : TemplatedGroup
{
#region CTOR
public MenuItem () : base() {}
#endregion
public event EventHandler Open;
public event EventHandler Close;
public event EventHandler Execute;
string caption;
Command command;//TODO
bool isOpened;
[XmlAttributeAttribute][DefaultValue(false)]
public bool IsOpened {
//get { return MenuRoot == null ? false : MenuRoot.IsOpened; }
get { return isOpened; }
set {
if (isOpened == value)
return;
isOpened = value;
NotifyValueChanged ("IsOpened", isOpened);
if (isOpened) {
onOpen (this, null);
if (MenuRoot != null)
MenuRoot.IsOpened = true;
}else
onClose (this, null);
}
}
[XmlAttributeAttribute][DefaultValue(null)]
public virtual Command Command {
get { return command; }
set {
if (command == value)
return;
command = value;
NotifyValueChanged ("Command", command);
}
}
[XmlAttributeAttribute][DefaultValue("MenuItem")]
public string Caption {
get { return caption; }
set {
if (caption == value)
return;
caption = value;
NotifyValueChanged ("Caption", caption);
}
}
[XmlIgnore]Menu MenuRoot {
get {
ILayoutable tmp = LogicalParent;
while (tmp != null) {
if (tmp is Menu)
return tmp as Menu;
tmp = tmp.LogicalParent;
}
return null;
}
}
public override void AddItem (GraphicObject g)
{
base.AddItem (g);
g.NotifyValueChanged ("PopDirection", Alignment.Right);
}
void onMI_Click (object sender, MouseButtonEventArgs e)
{
Execute.Raise (this, null);
}
protected virtual void onOpen (object sender, EventArgs e){
MenuRoot.IsOpened = true;
Open.Raise (this, null);
}
protected virtual void onClose (object sender, EventArgs e){
//MenuRoot.IsOpened = true;
Close.Raise (this, null);
}
public override void onMouseEnter (object sender, MouseMoveEventArgs e)
{
base.onMouseEnter (sender, e);
if (MenuRoot == null || Items.Count == 0)
return;
IsOpened = MenuRoot.IsOpened;
}
}
}
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