// Very simple plugin for adding a close context menu to tabs
Ext.ux.TabCloseMenu = function(){
	var tabs, menu, ctxItem;
	this.init = function(tp){
		tabs = tp;
		tabs.on('contextmenu', onContextMenu);
	}
	
	function onContextMenu(ts, item, e){
		if (!menu) { // create context menu on first right click
			menu = new Ext.menu.Menu([{
				id: tabs.id + '-close',
				text: 'Close Tab',
				handler: function(){
					tabs.remove(ctxItem);
				}
			}, {
				id: tabs.id + '-close-others',
				text: 'Close Other Tabs',
				handler: function(){
					tabs.items.each(function(item){
						if (item.closable && item != ctxItem) {
							tabs.remove(item);
						}
					});
				}
			}]);
		}
		ctxItem = item;
		var items = menu.items;
		items.get(tabs.id + '-close').setDisabled(!item.closable);
		var disableOthers = true;
		tabs.items.each(function(){
			if (this != item && this.closable) {
				disableOthers = false;
				return false;
			}
		});
		items.get(tabs.id + '-close-others').setDisabled(disableOthers);
		menu.showAt(e.getPoint());
	}
};