信息技术

/*一论坛网友提现如下问题：怎么才能使右键菜单选项文字在点击一下后，再出现时文字改变，就是要做个右键菜单全屏选项，点击全屏，再右击菜单出现时原来的全屏选项文字  变为退出全屏，如此反复。*/

//舞台设置
stage.frameRate=24;
//右键设置
var myContextMenu:ContextMenu = new ContextMenu();
removeDefaultItems();
addCustomMenuItems();
this.contextMenu = myContextMenu;
function removeDefaultItems():void {
 myContextMenu.hideBuiltInItems();
 var defaultItems:ContextMenuBuiltInItems = myContextMenu.builtInItems;
}
function addCustomMenuItems():void {
 var zuozhe:ContextMenuItem = new ContextMenuItem("制作：刘常");
 myContextMenu.customItems.push(zuozhe);
 var wangzhi:ContextMenuItem = new ContextMenuItem("刘常网易博客",true);
 myContextMenu.customItems.push(wangzhi);
 var emaile:ContextMenuItem = new ContextMenuItem("邮箱);
 myContextMenu.customItems.push(emaile);
 var dizhi:ContextMenuItem = new ContextMenuItem("湖北省荆州市公安县埠河中学",true);
 myContextMenu.customItems.push(dizhi);
 var _close:ContextMenuItem = new ContextMenuItem("关闭",true);
 myContextMenu.customItems.push(_close);
 var _quanping:ContextMenuItem = new ContextMenuItem("全屏",true);
 myContextMenu.customItems.push(_quanping);
 wangzhi.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, wz);
 _close.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, gb);
 _quanping.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, qp);
}
function wz(event:ContextMenuEvent):void {
 var  URLRequest("");
 navigateToURL(url,"_blank");
}
function gb(event:ContextMenuEvent):void {
 fscommand("quit");
}
function qp(event:ContextMenuEvent):void {
 stage.displayState="fullScreen";
 myContextMenu.customItems.pop();
 var _quanping:ContextMenuItem = new ContextMenuItem("退出全屏",true);
 myContextMenu.customItems.push(_quanping);
 _quanping.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, tcqp);
}
function tcqp(event:ContextMenuEvent):void {
 stage.displayState="normal";
 myContextMenu.customItems.pop();
 var _quanping:ContextMenuItem = new ContextMenuItem("全屏",true);
 myContextMenu.customItems.push(_quanping);
 _quanping.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, qp);
}