package
{
import flash.display.*;
import flash.events.*;
import flash.text.*;
public class EventBubble extends Sprite
{
private var msgTxt:TextField;
public var msg_txt:TextField;
private var father1:Sprite;
private var father2:Sprite;
private var child1:Sprite;
private var child2:Sprite;
public function EventBubble()
{
this.father1 = new Sprite();
this.father2 = new Sprite();
this.child1 = new Sprite();
this.child2 = new Sprite();
this.msgTxt = this.getChildByName("msg_txt") as TextField;
this.father1.graphics.beginFill(6671615);
this.father1.graphics.drawRect(0, 0, 180, 140);
this.father1.graphics.endFill();
this.father1.x = 0;
this.father1.y = 0;
addChild(this.father1);
this.father2.graphics.beginFill(5854273);
this.father2.graphics.drawRect(0, 0, 180, 140);
this.father2.graphics.endFill();
this.father2.x = this.father1.x + this.father1.width + 5;
this.father2.y = this.father1.y;
addChild(this.father2);
this.child1.graphics.beginFill(5854273);
this.child1.graphics.drawRect(0, 0, 80, 40);
this.child1.graphics.endFill();
this.child1.x = 20;
this.child1.y = 20;
this.father1.addChild(this.child1);
this.child2.graphics.beginFill(6671615);
this.child2.graphics.drawRect(0, 0, 80, 40);
this.child2.graphics.endFill();
this.child2.x = 20;
this.child2.y = 20;
this.father2.addChild(this.child2);
this.father1.addEventListener(MouseEvent.CLICK, this.fatherClickHandler);
this.father2.addEventListener(MouseEvent.CLICK, this.fatherClickHandler);
this.child1.addEventListener(MouseEvent.CLICK, this.child1ClickHandler);
this.child2.addEventListener(MouseEvent.CLICK, this.child2ClickHandler);
return;
}// end function
private function fatherClickHandler(event:MouseEvent) : void
{
trace("冒了。");
this.msgTxt.appendText("冒了。\n");
return;
}// end function
private function child1ClickHandler(event:MouseEvent) : void
{
trace("冒泡了嗎？");
this.msgTxt.appendText("冒泡了嗎？\n");
return;
}// end function
private function child2ClickHandler(event:MouseEvent) : void
{
event.stopPropagation();
trace("冒泡了嗎？");
this.msgTxt.appendText("冒泡了嗎？\n");
return;
}// end function
}
}