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我在php中編程了一段時間，但它都是面向過程的。現在我在Flex 3中有一個項目，並且我製作了一個簡單的腳本，它可以動畫（移動）很少的對象，但我認爲我錯過了面向對象編程的重點，因爲我一遍又一遍地重複着一些東西......也許它與所有的混亂混在一起我仍然有關於AS3，所以請告訴我有沒有寫這個代碼的任何「聰明」的方式：簡化Flex/AS3代碼
<?xml version="1.0" encoding="utf-8"?>
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml"
width="100%" height="100%"
paddingBottom="0" paddingLeft="0" paddingRight="0" paddingTop="0"
horizontalScrollPolicy="off" verticalScrollPolicy="off"
creationComplete="init()">
<mx:Script>
<![CDATA[
import mx.events.EffectEvent;
public var opened1:Boolean;
public var opened2:Boolean;
public var opened3:Boolean;
public var opened4:Boolean;
[Bindable] public var pgW:Number;
private function init():void{
pgW = this.width;
opened1 = false;
opened2 = false;
opened3 = false;
opened4 = false;
addListeners();
}
private function mouseOver1(event:MouseEvent):void{
removeListeners();
if (opened2){
moveOut.target = txt2;
}
if (opened3){
moveOut.target = txt3;
}
if (opened4){
moveOut.target = txt4;
}
moveOut.play();
setOpened(1);
moveIn.target = txt1;
moveIn.play();
}
private function mouseOver2(event:MouseEvent):void{
removeListeners();
if (opened1){
moveOut.target = txt1;
}
if (opened3){
moveOut.target = txt3;
}
if (opened4){
moveOut.target = txt4;
}
moveOut.play();
setOpened(2);
moveIn.target = txt2;
moveIn.play();
}
private function mouseOver3(event:MouseEvent):void{
removeListeners();
if (opened1){
moveOut.target = txt1;
}
if (opened2){
moveOut.target = txt2;
}
if (opened4){
moveOut.target = txt4;
}
moveOut.play();
setOpened(3);
moveIn.target = txt3;
moveIn.play();
}
private function mouseOver4(event:MouseEvent):void{
removeListeners();
if (opened1){
moveOut.target = txt1;
}
if (opened2){
moveOut.target = txt2;
}
if (opened3){
moveOut.target = txt3;
}
moveOut.play();
setOpened(4);
moveIn.target = txt4;
moveIn.play();
}
private function addListeners():void{
btn1.addEventListener(MouseEvent.MOUSE_DOWN, mouseOver1);
btn2.addEventListener(MouseEvent.MOUSE_DOWN, mouseOver2);
btn3.addEventListener(MouseEvent.MOUSE_DOWN, mouseOver3);
btn4.addEventListener(MouseEvent.MOUSE_DOWN, mouseOver4);
}
private function removeListeners():void{
btn1.removeEventListener(MouseEvent.MOUSE_DOWN, mouseOver1);
btn2.removeEventListener(MouseEvent.MOUSE_DOWN, mouseOver2);
btn3.removeEventListener(MouseEvent.MOUSE_DOWN, mouseOver3);
btn4.removeEventListener(MouseEvent.MOUSE_DOWN, mouseOver4);
}
private function setOpened(nr:int):void{
if (nr == 1){
opened1 = true;
opened2 = false;
opened3 = false;
opened4 = false;
}
if (nr == 2){
opened1 = false;
opened2 = true;
opened3 = false;
opened4 = false;
}
if (nr == 3){
opened1 = false;
opened2 = false;
opened3 = true;
opened4 = false;
}
if (nr == 4){
opened1 = false;
opened2 = false;
opened3 = false;
opened4 = true;
}
trace("opened" + nr);
}
private function setPositions(event:EffectEvent):void{
event.effectInstance.target.x = -(pgW);
}
private function klik(event:MouseEvent):void {
event.stopPropagation();
}
]]>
</mx:Script>
<mx:Move id="moveIn"
xFrom="{-pgW}" xTo="0"
yFrom="0" yTo="0"
duration="1000"
effectEnd="addListeners();"/>
<mx:Move id="moveOut"
xFrom="0" xTo="0"
yFrom="0" yTo="250"
duration="1000"/>
<mx:Image id="btn1" source="assets/img/32/32-btn1.swf"
x="0" y="0"
width="100%"
click="klik(event)"/>
<mx:Image id="btn2" source="assets/img/32/32-btn2.swf"
x="0" y="0"
width="100%"
click="klik(event)"/>
<mx:Image id="btn3" source="assets/img/32/32-btn3.swf"
x="0" y="0"
width="100%"
click="klik(event)"/>
<mx:Image id="btn4" source="assets/img/32/32-btn4.swf"
x="0" y="0"
width="100%"
click="klik(event)"/>
<mx:Image id="txt1" source="assets/img/32/32-txt1.swf"
x="{-pgW}" y="0"
width="100%"/>
<mx:Image id="txt2" source="assets/img/32/32-txt2.swf"
x="{-pgW}" y="0"
width="100%"/>
<mx:Image id="txt3" source="assets/img/32/32-txt3.swf"
x="{-pgW}" y="0"
width="100%"/>
<mx:Image id="txt4" source="assets/img/32/32-txt4.swf"
x="{-pgW}" y="0"
width="100%"/>
</mx:Canvas>
非常感謝您的寶貴時間！
m。
我會說，在這一點上，簡單的面向對象的東西比模式/ MVC（尤其是如果你正在考慮一個MVC框架）更重要。 –