package {
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.events.MouseEvent;

    public class EventExample extends Sprite {
        
        public function EventExample() {
            var square_0:Square = new Square(300, 0x336633);
            addChild(square_0);
            
            var square_1:Square = new Square(250, 0x669966);
            square_0.addChild(square_1);

            var square_2:Square = new Square(200, 0x66CC66);
            square_1.addChild(square_2);

            var square_3:Square = new Square(150, 0xAA0000);
            square_3.shouldBubble = false;
            square_2.addChild(square_3);

            var square_4:Square = new Square(100, 0x66FF66);
            square_3.addChild(square_4);

            var square_5:Square = new Square(50, 0xCC0000);
            square_5.shouldBubble = false;
            square_4.addChild(square_5);

            this.addEventListener(MouseEvent.CLICK, clickHandler);
        }
        
        private function clickHandler(e:Event):void {
            trace(">> stage: " + e.type + " event from " + e.target.name + " called on " + this.name);
            trace(">> --------------------------------------------");
        }
    }
}

import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;

class Square extends Sprite {
    private var sideLen:int;
    private var color:Number;
    public var shouldBubble:Boolean = true;

    public function Square(sideLen:int, color:Number) {
        this.sideLen = sideLen;
        this.color = color;
        init();
        draw();
    }
        
    private function init():void {
        buttonMode = true;
        this.addEventListener(MouseEvent.CLICK, firstClickHandler);
        this.addEventListener(MouseEvent.CLICK, secondClickHandler);
        this.addEventListener(MouseEvent.CLICK, thirdClickHandler);
    }
        
    private function draw():void {
        this.graphics.beginFill(color);
        this.graphics.drawRect(0, 0, sideLen, sideLen);
    }
        
    private function firstClickHandler(e:Event):void {
        trace(">> 1e: " + e.type + " event from " + e.target.name + " called on " + this.name);
        if(!shouldBubble) {
            e.stopPropagation();
        }
    }

    private function secondClickHandler(e:Event):void {
        trace(">> 2e: " + e.type + " event from " + e.target.name + " called on " + this.name);
        if(!shouldBubble) {
            e.stopImmediatePropagation();
            trace(">> --------------------------------------------");
        }
    }

    private function thirdClickHandler(e:Event):void {
        trace(">> 3e: " + e.type + " event from " + e.target.name + " called on " + this.name);
    }
}

 package {
    import flash.display.Sprite;
    import flash.events.*;

    public class EventExample2 extends Sprite {
        public function EventExample2():void {
            var parentSprite:Sprite = createSprite("parentSprite",200);
            var childSprite:Sprite = createSprite("childSprite",100);
            var childOfChildSprite:Sprite = createSprite("childOfChildSprite",50);
            
            trace(":: Adding to Stage ::");
            this.addChild(parentSprite);
            trace(":: Adding to Stage ::");
            parentSprite.addChild(childSprite);
            trace(":: Adding to Stage ::");
            childSprite.addChild(childOfChildSprite);
        }
        private function createSprite(name:String,size:uint):Sprite {
            trace(":: Creating Sprite ::");
            var newSprite:Sprite = new Sprite();
            newSprite.name = name;
            newSprite.graphics.beginFill(0xFFFFFF * Math.random(),1);
            newSprite.graphics.drawRect(0,0,size,size);
            newSprite.graphics.endFill();
            newSprite.addEventListener(Event.ADDED, spriteAdded);
            newSprite.addEventListener(Event.ADDED_TO_STAGE, spriteAddedToStage);
            newSprite.addEventListener(Event.REMOVED, spriteRemoved);
            newSprite.addEventListener(Event.REMOVED_FROM_STAGE, spriteRemovedFromStage);
            newSprite.addEventListener(MouseEvent.CLICK, remove);
            return newSprite;
        }
        private function remove(event:Event) {
            if(event.target == event.currentTarget) {
                trace(":: Removing Clicked Sprite ::");
                var target:Sprite = Sprite(event.target);
                target.parent.removeChild(target);
            }
        }
        private function spriteRemovedFromStage(event:Event):void {
            trace("REMOVED_FROM_STAGE: " + event.target.name + " : " + event.currentTarget.name);
        }
        private function spriteRemoved(event:Event):void {
            trace("REMOVED: " + event.target.name + " from " + event.currentTarget.name);
        }
        private function spriteAddedToStage(event:Event):void {
            trace("ADDED_TO_STAGE: " + event.target.name + " : " + event.currentTarget.name);
        }
        private function spriteAdded(event:Event):void {
            trace("ADDED: " + event.target.name + " within " + event.currentTarget.name);
        }
    }
}