我正在制作一个足够简单的照片库,但是当我尝试对照片进行分类时,当我按下按钮时,我不断收到此错误。分类按钮会删除拇指,但不会对其进行分类。
ArgumentError: Error #2025: The supplied DisplayObject must be a child of the caller.
at flash.display::DisplayObjectContainer/removeChild()
at myGallery_fla::MainTimeline/removeAllMovieClips()
at myGallery_fla::MainTimeline/loadConcert()
我正在拔头发试图修复它,但我无法得到它。任何帮助将非常感激 :)
这是我的代码很长:
//declaring my permanant variables.
var columns:Number;
var my_x:Number;
var my_y:Number;
var my_thumb_width:Number;
var my_thumb_height:Number;
var my_images:XMLList;
var my_total:Number;
var currentCategory:String = "concert";
//new movie clip to hold images.
var container_mc:MovieClip;
//new movie clip to do progress bar.
var preloaders_mc:MovieClip;
//to give full image a hand cursor. button mode does not work on loaders so i must create a new mc.
var full_mc:MovieClip;
var x_counter:Number = 0;
var y_counter:Number = 0;
//array to hold tweens.
var my_tweens:Array = [];
//array for categorizing
var movieClipArray:Array=new Array();
//permenant vars for tweens.
var container_mc_tween:Tween;
var full_tween:Tween;
var myNewXML:XMLList;
var myXML:XML;
//creater new urlLoader to load xml
var myXMLLoader:URLLoader = new URLLoader();
myXMLLoader.load(new URLRequest("gallery.xml"));
myXMLLoader.addEventListener(Event.COMPLETE, processXML);
function processXML(e:Event):void{
//temperary will be deleted when executed.
myXML= new XML(e.target.data);
processXMLData();
}
function processXMLData()
{
myNewXML = myXML.GALLERY.(CATEGORY == currentCategory);
//trace(myNewXML);
//set the values of the images
//@ retrives the attributes I need
columns = myXML.@COLUMNS;
my_x = myXML.@XPOSITION;
my_y = myXML.@YPOSITION;
my_thumb_width = myXML.@WIDTH;
my_thumb_height = myXML.@HEIGHT;
my_images = myXML.IMAGE;
my_total = my_images.length();
createContainer();
callThumbs();
//instance of the URLLoader and its associated event listener are
//both not required once we extract the data from our XML file.
//delete these two once that task is finished.
myXMLLoader.removeEventListener(Event.COMPLETE, processXML);
myXMLLoader = null;
}
function createContainer():void{
//creating movieclip to hold images
container_mc = new MovieClip();
//I position the MovieClip in accordance to the variables from xml.
container_mc.x = my_x;
container_mc.y = my_y;
addChild(container_mc);
//regestering the click event to the parent instead of the thumbs
//instead of to each thumb.
container_mc.addEventListener(MouseEvent.CLICK, callFull);
//thumbs hover effects
container_mc.addEventListener(MouseEvent.MOUSE_OVER, onOver);
container_mc.addEventListener(MouseEvent.MOUSE_OUT, onOut);
container_mc.buttonMode = true;
preloaders_mc = new MovieClip();
preloaders_mc.x = container_mc.x;
preloaders_mc.y = container_mc.y;
//movieClipArray.push(container_mc);
//trace(movieClipArray);
addChild(preloaders_mc);
//trace(movieClipArray);
}
function callThumbs():void{
//loop will cycle through as long as it does not exceed the total num of images.
for (var i:Number = 0; i < my_total; i++){
//retrives the url of the thumbs.
var thumb_url = my_images[i].@THUMB;
//creates temperary instance of loader
var thumb_loader = new Loader();
//loads the thumbs
thumb_loader.load(new URLRequest(thumb_url));
thumb_loader.contentLoaderInfo.addEventListener(Event.COMPLETE, thumbLoaded);
//unique reference to each thumb to tell us what image to load from the xml array.
//thus I set thumb's name property as its number in the XML list.
thumb_loader.name = i;
//position the thumbs horizontially
thumb_loader.x = (my_thumb_width + 30)* x_counter;
thumb_loader.y = (my_thumb_height + 30)* y_counter;
if(x_counter+1 < columns){
x_counter++;
}
else{
x_counter = 0;
y_counter ++;
}
var preloader_pb:ProgressBar = new ProgressBar();
preloader_pb.source = thumb_loader.contentLoaderInfo;
preloader_pb.x = thumb_loader.x;
preloader_pb.y = thumb_loader.y;
preloader_pb.width = my_thumb_width;
preloader_pb.height = my_thumb_height;
preloaders_mc.addChild(preloader_pb);
preloader_pb.addEventListener(Event.COMPLETE, donePb);
}
}
//loads the instances of thumbs to container_mc to be visable.
function thumbLoaded(e:Event):void{
var my_thumb:Loader = Loader(e.target.loader);
container_mc.addChild(my_thumb);
//trace(container_mc);
stage.addChild(container_mc);
movieClipArray.push(container_mc);
//trace(movieClipArray.length);
//Fading in Each Thumb once it Loads.
my_tweens[Number(my_thumb.name)]=new Tween(my_thumb, "alpha", Strong.easeIn, 0,1,0.5, true);
//event listener used to check the download process of our thumbnails.
//These are only used once in the gallery and are never required again.
my_thumb.contentLoaderInfo.removeEventListener(Event.COMPLETE, thumbLoaded);
}
//loads the full image by using an instance of loader class.
function callFull(e:MouseEvent):void{
var full_loader:Loader = new Loader();
var full_url = my_images[e.target.name].@FULL;
full_loader.load(new URLRequest(full_url));
//will only be displayed after it fully loaded
full_loader.contentLoaderInfo.addEventListener(Event.INIT, fullLoaded);
var full_pb:ProgressBar = new ProgressBar();
full_pb.source = full_loader.contentLoaderInfo;
full_pb.x = 100;
full_pb.y = 400;
preloaders_mc.addChild(full_pb);
full_pb.addEventListener(Event.COMPLETE, donePb);
container_mc.removeEventListener(MouseEvent.CLICK, callFull);
container_mc.buttonMode = false;
//hover effects for full.
container_mc.removeEventListener(MouseEvent.MOUSE_OVER, onOver);
container_mc.removeEventListener(MouseEvent.MOUSE_OUT, onOut);
//Fading In and Out the Entire Gallery when a full image is shown
container_mc_tween = new Tween(container_mc, "alpha", Strong.easeIn, 1,0.5,0.5, true);
}
//will load the full pic and position it
function fullLoaded(e:Event):void{
//for the hand cursor.
full_mc = new MovieClip();
full_mc.buttonMode = true;
addChild (full_mc);
var my_loader:Loader = Loader(e.target.loader);
full_mc.addChild(my_loader); // This line was addChild(my_loade), just add full_mc. before it.
//Fading In of Full Image
full_tween = new Tween(my_loader, "alpha", Strong.easeIn, 0,1,0.5, true);
my_loader.x = 150;
my_loader.y = 100
my_loader.addEventListener(MouseEvent.CLICK,removeFull);
my_loader.contentLoaderInfo.removeEventListener(Event.COMPLETE, fullLoaded);
//stage.addEventListener(MouseEvent.ROLL_OUT, disappear,false,0,true);
full_mc.addEventListener(MouseEvent.ROLL_OVER,appear);
}
function removeFull(e:MouseEvent):void{
var my_loader:Loader = Loader (e.currentTarget);
full_tween = new Tween(my_loader, "alpha", Strong.easeOut, 1,0,0.5, true);
full_tween.addEventListener(TweenEvent.MOTION_FINISH, tweenFinished);
container_mc_tween = new Tween(container_mc, "alpha", Strong.easeOut, 0.5,1,0.5, true);
my_loader.addEventListener(MouseEvent.ROLL_OUT,disappear);
}
function tweenFinished (e:TweenEvent):void{
var my_loader:Loader = Loader (e.target.obj);
my_loader.unload();
full_mc.removeChild(my_loader); // This line was removeChid(my_loader), just add full_mc before it.
removeChild(full_mc);
full_mc = null;
container_mc.addEventListener(MouseEvent.CLICK, callFull);
container_mc.buttonMode = true;
container_mc.addEventListener(MouseEvent.MOUSE_OVER, onOver);
container_mc.addEventListener(MouseEvent.MOUSE_OUT, onOut);
var my_tween:Tween = Tween(e.target);
my_tween.removeEventListener(TweenEvent.MOTION_FINISH, tweenFinished);
}
function donePb (e:Event):void{
var my_pb:ProgressBar = ProgressBar(e.target);
preloaders_mc.removeChild(my_pb);
my_pb.removeEventListener(Event.COMPLETE, donePb);
}
function onOver (e:MouseEvent):void{
var my_thumb:Loader = Loader(e.target);
my_thumb.alpha = 0.5;
}
function onOut (e:MouseEvent):void{
var my_thumb:Loader = Loader (e.target);
my_thumb.alpha = 1;
}
//category buttons
var animal_btn:SimpleButton = new animals_mc();
addChild(animal_btn);
animal_btn.x = 50;
animal_btn.y =550;
var concert_btn:SimpleButton = new concert_mc();
addChild(concert_btn);
concert_btn.x = 180;
concert_btn.y =550;
var festival_btn:SimpleButton = new festival_mc();
addChild(festival_btn);
festival_btn.x = 310;
festival_btn.y =550;
var flowers_btn:SimpleButton = new flowers_mc();
addChild(flowers_btn);
flowers_btn.x = 440;
flowers_btn.y =550;
flowers_btn.addEventListener(MouseEvent.CLICK, loadFlowers);
function loadFlowers(event:MouseEvent)
{
currentCategory = "flower";
removeAllMovieClips();
processXMLData();
}
animal_btn.addEventListener(MouseEvent.CLICK, loadAnimals);
function loadAnimals(event:MouseEvent)
{
currentCategory = "animals";
removeAllMovieClips();
processXMLData();
}
concert_btn.addEventListener(MouseEvent.CLICK, loadConcert);
function loadConcert(event:MouseEvent)
{
currentCategory = "concert";
removeAllMovieClips();
processXMLData();
}
festival_btn.addEventListener(MouseEvent.CLICK, loadFestival);
function loadFestival(event:MouseEvent)
{
currentCategory = "festival";
removeAllMovieClips();
processXMLData();
}
function removeAllMovieClips(){
trace(movieClipArray.length);
for (var i =0; i<movieClipArray.length; i++){
stage.removeChild(movieClipArray[i]);
}
movieClipArray = [];
//trace(myMovieClipsOnStage);
}
var menu_mc:MovieClip = new fullPicMenu_mc();
addChild(menu_mc);
menu_mc.x = 150;
menu_mc.y =460;
menu_mc.visible= false;
var share_btn:SimpleButton = new share_mc();
addChild(share_btn);
share_btn.x = 80;
share_btn.y =350;
share_btn.visible= false;
var fav_btn:SimpleButton = new fav_mc();
addChild(fav_btn);
fav_btn.x = 93;
fav_btn.y =400;
fav_btn.visible= false;
var caption_btn:SimpleButton = new caption_mc();
addChild(caption_btn);
caption_btn.x = 80;
caption_btn.y =460;
caption_btn.visible= false;