LFocusEvent Class

Defined in: events/LFocusEvent.js:1

Available since 1.9.0

用户将焦点从显示列表中的一个LTextField对象更改到另一个LTextField对象时，对象将调度 LFocusEvent 对象。

※ LGlobal.stage作为舞台，也可以添加LFocusEvent事件，LFocusEvent.FOCUS_IN表示鼠标(或手指)进入舞台，反之，LFocusEvent.FOCUS_OUT则指的是舞台失去焦点，包括移动端手指移出屏幕，或者因为alert等弹出框而使得画面失去焦点后触发。

Constructor

`LFocusEvent`

() public

Defined in events/LFocusEvent.js:1

Available since 1.9.0

Example:

LInit(50, "legend", 800, 480, main);
function main () {
    LGlobal.setDebug(true);
    var theTextField1 = new LTextField();
    theTextField1.x = 20;
    theTextField1.y = 20;
    theTextField1.setType(LTextFieldType.INPUT);
    addChild(theTextField1);
    theTextField1.addEventListener(LFocusEvent.FOCUS_IN, onfocus);
    theTextField1.addEventListener(LFocusEvent.FOCUS_OUT, outfocus);
    var theTextField2 = new LTextField();
    theTextField2.x = 20;
    theTextField2.y = 100;
    theTextField2.setType(LTextFieldType.INPUT);
    addChild(theTextField2);
    theTextField2.addEventListener(LFocusEvent.FOCUS_IN, onfocus);
    theTextField2.addEventListener(LFocusEvent.FOCUS_OUT, outfocus);
}
function onfocus(e){
    trace(e.currentTarget + "(" + e.currentTarget.objectIndex + ") FOCUS_IN");
}
function outfocus(e){
    trace(e.currentTarget + "(" + e.currentTarget.objectIndex + ") FOCUS_OUT");
}

测试链接