帮陈云庆做的手机主题翻页查询

import com.greensock.TweenLite;

var xmlURL:String="theme.xml";
var xml:XML;
var len:int;
var arr_themeID:Array;
var arr_themeName:Array;
var arr_themeImageURL:Array;
var arr_themeRemark:Array;

var distance:Number=5;
var counter:int=1;

var arr_selectedTheme:Array=[];


var themeSprite:Sprite=new Sprite();
addChild(themeSprite);
themeSprite.x=20;
themeSprite.y=50;
setChildIndex(cmHelp,getChildIndex(themeSprite));

setChildIndex(themePicture,getChildIndex(themeSprite)-1);

var mask_themeSprite:Sprite=new Sprite();
mask_themeSprite.graphics.beginFill(0xffcccc);
mask_themeSprite.graphics.drawRect(15,50,580,390);
mask_themeSprite.graphics.endFill();
//addChild(mask_themeSprite);
themeSprite.mask=mask_themeSprite;

var mask_themePicture:Sprite=new Sprite();
mask_themePicture.graphics.beginFill(0x000000);
mask_themePicture.graphics.drawRect(15,50,580,390);
mask_themePicture.graphics.endFill();
//addChild(mask_themePicture);
themePicture.mask=mask_themePicture;

//-------------------------------------------------------------------------------------------------------------
loadXML(xmlURL);

function loadXML(url):void {
	var xmlLoader:URLLoader=new URLLoader();
	xmlLoader.load(new URLRequest(url));
	xmlLoader.addEventListener(Event.COMPLETE,xmlLoadedHandler,false,0,true);
}

function xmlLoadedHandler(e:Event):void {
	xml=XML(e.currentTarget.data);
	len=xml.BusinessInfo.length();
	arr_themeID=[];
	arr_themeName=[];
	arr_themeImageURL=[];
	arr_themeRemark=[];

	for (var i:int=0; i<len; i++) {
		var _themeID=xml.BusinessInfo[i].ID;
		var _themeName=xml.BusinessInfo[i].Name;
		var _themeImageURL=xml.BusinessInfo[i].Image;
		var _themeRemark=xml.BusinessInfo[i].Remark;

		arr_themeID[i]=_themeID;
		arr_themeName[i]=_themeName;
		arr_themeImageURL[i]=_themeImageURL;
		arr_themeRemark[i]=_themeRemark;
	}

	loadThemeModule(1);

	pageFirst.addEventListener(MouseEvent.CLICK,pageFirstClickedHandler,false,0,true);
	pagePrev.addEventListener(MouseEvent.CLICK,pagePrevClickedHandler,false,0,true);
	pageNext.addEventListener(MouseEvent.CLICK,pageNextClickedHandler,false,0,true);
	pageLast.addEventListener(MouseEvent.CLICK,pageLastClickedHandler,false,0,true);
	//btnDownLoad.addEventListener(MouseEvent.CLICK,btnDownLoadClickedHandler,false,0,true);
	cmHelp.addEventListener(MouseEvent.CLICK,cmHelpClickedHandler,false,0,true);
	//cmHelp.closeBtn.addEventListener(MouseEvent.CLICK,closeBtnClicked,false,0,true);
}

//-------------------------------------------------------------------------------------------------------------
function loadThemeModule(partIndex:int):void {
	var columnNum:int=2;
	var columnIndex:int;
	var rowIndex:int;

	var startIndex:int;
	var endIndex:int;
	if (partIndex==Math.ceil(len/6)&&len%6!=0) {
		startIndex=Math.floor(len/6)*6;
		endIndex=len;
	} else {
		startIndex=partIndex*6-6;
		endIndex=partIndex*6;
	}
	for (var j:int=startIndex; j<endIndex; j++) {
		var themeModule:ThemeModule=new ThemeModule(arr_themeID[j],arr_themeName[j],arr_themeImageURL[j],arr_themeRemark[j]);
		themeModule.name=String(j);
		themeSprite.addChild(themeModule);
		themeModule.mouseArea.buttonMode=true;

		if (arr_selectedTheme.indexOf(arr_themeName[j]+" ")>=0) {
			trace("该页含有之前已选中的themeModule !");
			themeModule.Selected=true;
			themeModule.judgeSelected();
		}

		columnIndex++;
		if (j%columnNum==0) {
			rowIndex++;
			columnIndex=0;
		}
		themeModule.x=(themeModule.width+distance)*columnIndex;
		themeModule.y=distance+(themeModule.height+distance)*(rowIndex-1);
		themeModule.addEventListener(ThemeModule.CLICKED,themeClickedHandler,false,0,true);
		//themeModule.addEventListener(ThemeModule._DESELECTED,themeCancelHandler,false,0,true);
	}
}
//-------------------------------------------------------------------------------------------------------------
function themeClickedHandler(e:Event):void {
	var theme:ThemeModule=e.currentTarget as ThemeModule;
	var index:int=int(theme.name);

	if (theme.Selected==true) {
		if (arr_selectedTheme.indexOf(arr_themeName[index]+" ")==-1&&arr_selectedTheme.length<5) {
			arr_selectedTheme.push(arr_themeName[index]+" ");
			tf_themeSelected.text=arr_selectedTheme.toString();
			trace("themeModule "+(index+1)+" is"+" selected!");
		}
	} else {
		for (var k1:int=arr_selectedTheme.length-1; k1>=0; k1--) {
			if (arr_selectedTheme[k1]==arr_themeName[index]+" ") {
				arr_selectedTheme.splice(k1,1);
			}
		}
		tf_themeSelected.text=arr_selectedTheme.toString();
		trace("themeModule "+(index+1)+" is"+" cancel!");
	}
}

/*function themeCancelHandler(e:Event):void {
var theme:ThemeModule=e.currentTarget as ThemeModule;
var index:int=int(theme.name);
for (var k1:int=arr_selectedTheme.length-1; k1>=0; k1--) {
if (arr_selectedTheme[k1]==arr_themeName[index]+" ") {
arr_selectedTheme.splice(k1,1);
}
}
tf_themeSelected.text=arr_selectedTheme.toString();
trace("themeModule "+(index+1)+" is"+" cancel!");
}
*/
//-------------------------------------------------------------------------------------------------------------
function pageFirstClickedHandler(e:MouseEvent):void {
	if (counter--==1) {
		counter=1;
		return;
	}
	counter=1;
	removeMC();
	loadThemeModule(counter);
	themePicture.y=55;
	themeSprite.y=-330;
	TweenLite.to(themePicture,0.7,{alpha:0,y:435});
	TweenLite.to(themeSprite,0.7,{y:50});
	themePicture.alpha=1;
}

function pagePrevClickedHandler(e:MouseEvent):void {
	counter--;
	if (counter==0) {
		counter=1;
		return;
	}
	removeMC();
	loadThemeModule(counter);
	themePicture.y=55;
	themeSprite.y=-330;
	TweenLite.to(themePicture,0.7,{alpha:0,y:435});
	TweenLite.to(themeSprite,0.7,{y:50});
	themePicture.alpha=1;
}

function pageNextClickedHandler(e:MouseEvent):void {
	counter++;
	if (counter==Math.ceil(len/6)+1) {
		counter=Math.ceil(len/6);
		return;
	}
	removeMC();
	loadThemeModule(counter);
	themePicture.y=55;
	themeSprite.y=435;
	TweenLite.to(themePicture,0.7,{alpha:0,y:-325});
	TweenLite.to(themeSprite,0.7,{y:50});
	themePicture.alpha=1;
}

function pageLastClickedHandler(e:MouseEvent):void {
	if (counter++==Math.ceil(len/6)) {
		counter=Math.ceil(len/6);
		return;
	}
	counter=Math.ceil(len/6);
	removeMC();
	loadThemeModule(Math.ceil(len/6));
	themePicture.y=55;
	themeSprite.y=435;
	TweenLite.to(themePicture,0.7,{alpha:0,y:-325});
	TweenLite.to(themeSprite,0.7,{y:50});
	themePicture.alpha=1;
}

function cmHelpClickedHandler(e:MouseEvent):void {
	cmHelp.gotoAndPlay(2);
}

function closeBtnClicked():void {
	cmHelp.gotoAndPlay(207);
}

//-------------------------------------------------------------------------------------------------------------
function removeMC():void {
	var num:int=themeSprite.numChildren;
	for (var k:int=0; k<num; k++) {
		themeSprite.removeChildAt(0);
	}
}

package {
	import flash.display.Sprite;
	import fl.controls.CheckBox;
	import flash.text.TextField;
	import flash.display.Loader;
	import flash.net.URLRequest;
	import flash.events.Event;
	import flash.events.MouseEvent;

	public class ThemeModule extends Sprite {
		public var Selected:Boolean;
		private var checkBox:CheckBox;
		public static const CLICKED:String="selected";

		public var themeID:int;
		private var confinedWidth:Number=100;
		private var confinedHeight:Number=100;

		private var image:Loader;

		public function ThemeModule(_id:int,_themeName:String,_imageURL:String,_themeRemark:String):void {
			checkBox=new CheckBox() ;
			addChild(checkBox);
			checkBox.x=170;
			checkBox.y=6;
			checkBox.addEventListener(Event.CHANGE,checkBoxChanged,false,0,true);
			mouseArea.addEventListener(MouseEvent.CLICK,mouseAreaClickedHandler,false,0,true);

			themeID=_id;
			tf_themeName.text=_themeName;
			tf_themeRemark.text=_themeRemark;

			loadImage(_imageURL);
		}

		private function loadImage(url:String):void {
			var imageLoader:Loader=new Loader();
			addChild(imageLoader);
			imageLoader.load(new URLRequest(url));
			imageLoader.contentLoaderInfo.addEventListener(Event.COMPLETE,imageLoadedHandler,false,0,true);
		}

		private function imageLoadedHandler(e:Event):void {
			image=e.currentTarget.loader;
			image.x=5;
			image.y=5;
			setImageSize();
		}

		private function setImageSize():void {
			if (image.width<=confinedWidth&&image.height<=confinedHeight) {
			} else {
				if (image.width/confinedWidth>=image.height/confinedHeight) {
					image.width=confinedWidth;
					image.height=confinedWidth/image.width*image.height;
				} else {
					image.height=confinedHeight;
					image.width=confinedHeight/image.height*image.width;
				}
			}
		}

		//-------------------------------------------------------------------------------------------------------------
		private function checkBoxChanged(e:Event):void {
			var _checkBox:CheckBox=e.currentTarget as CheckBox;
			if (_checkBox.selected==true) {
				Selected=true;
			} else {
				Selected=false;
			}
			judgeSelected();
		}
		private function mouseAreaClickedHandler(e:MouseEvent):void {
			if (rectBg.currentFrame==1) {
				Selected=true;
			} else {
				Selected=false;
			}
			judgeSelected();
		}

		public function judgeSelected():void {
			if (Selected==true) {
				rectBg.gotoAndStop(2);
				checkBox.selected=true;
			} else {
				rectBg.gotoAndStop(1);
				checkBox.selected=false;
			}
			dispatchEvent(new Event(CLICKED));
		}
	}
}