ActionScript 3.0 :: Accessing Object Placed In IDE From A Class?
May 13, 2011
ActionScript Code:
//Main.as -- document class
public var content:Content;
something something ;
[code]....
What I need to do in Carousel.as is that, get the images in the MC to carousel (d'uuh).So, how do I get those objects from the Carousel.as class? I have declared the names of things in it as public vars but no luck so far.
Hierarchy of content:
content --on some frames-->carouselcontent(named in IDE - of Carousel type)-->image1, image2, image3(all named in IDE)
Hierarchy of all:
stage-->content(Content.as)-->carousel(Carousel.as)
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Similar Posts:
Jan 6, 2011
I have created a class, call it Class1, that has various objects drawn on the stage (drawn in the IDE). It also has a function, called setColour, for changing the colour of those objects. The function works fine if I call it from within Class1.
Now I have another class, call it testClass1, that imports Class1 and calls the setColour function. First of all, none of the stage objects from Class1 are visible. Secondly, when setColour tries to modify the colour of an object, I get the error:
TypeError: Error #1009: Cannot access a property or method of a null object reference.
This is the code for testClass1:
ActionScript Code:
package
{
import flash.display.*;
[Code].....
So, what is the problem? Is it possible to change objects that are drawn on the stage of an imported class?
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Jun 8, 2011
I've googled this to no avail, I've only found how to manipulate the stage itself and not a display object on it,I have a movie clip on the main timeline with instance name displayName. I created a button that should change what frame displayName goes to (in order to...did you guess it?! diplay the Name of the button.So I am trying to write the code in a reusable fashion and have the buttons all linked to a class called GeoPuzzle. Inside GeoPuzzle I instantiate a touch event and run the code. However, the function has to be able to change displayName in the main part of the timeline and, of course, the compiler says displayName doesn't exist because I'm in a class and I'm talking about the stage.[code]How can I tell displayName to change it's current frame from within display object class?
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Jun 22, 2011
I have created some (TextInput, ComboBox, CheckBox) Component instances (created as a public objects) in a Document class and added them to the stage.
Now I have created a custom class for a movieclip in library and instantiated it in the document class (also a public instance).
I need to access the component instances in the custom class. How to do this ?
Also, Is it a good practice to use ENTER_FRAME event frequently ? because if I can't access the above components instances in the custom class then I will be left with no choice but to use ENTER_FRAME event in the document class every time I need to change some value in the components...
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Oct 11, 2010
I was wondering if there is a simple way to access variables from a class object, where the variables are not actually a part of that class. So if you had an array defined on the first frame of the stage, and added some elements to it, you could use the methods of the custom class to manipulate the array's data.
Stage Frame 1
Code:
var myArray:Array = new Array( "apple", "banana", "pear" );
var myClass:someFunctions = new someFunctions();
myClass.addValue( "orange" );
myClass.sortValues();
[Code] .....
It might not seem logical as to why you would ever want to do that, but it's a very simple example, and it's the means I'm after, not the result. I'm creating a list of functions available to execute by a user via an input field. To keep things simple I made them the methods of a class. The issue, however, is that these methods need to manipulate objects which are on the stage, added and removed by a separate controller class. Passing the objects by reference to the class as a parameter would not be viable with what I'm trying to do either.
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Feb 19, 2010
I realize this is kind of an odd issue, but I am wondering if there's any way to get Flash to allow me to access a class's static functions using a class variable that points to the class. Example:I create a class called FooClass that has a static function named fooI then create a variable of type Class that points to it
Code:
var class:Class = Class(getDefinitionByName("FooClass"));
However, when I try to call foo() using the variable, it errors saying the function
[code].....
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Apr 2, 2010
I have an xml say in following format
[Code].....
What I should do is parse an xml and from its node name create object property and then create an object array based on those property. Am I able to make myself clear.
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Mar 14, 2011
I've only been programming in as3 for a couple months, and so far I've written several compositional classes that take MovieClips as inputs to handle behaviors and interactions in a simple game I'm creating. One problem I keep coming upon is that I'd love to access the custom variables I define within one class from another class. In the game I'm creating, Main.as is my document class, from which I invoke a class called 'Level1.as' which invokes all the other classes I've written.Below I've pasted my class 'DieLikeThePhishes'. For example, I would love to know the syntax for accessing the boolean variable 'phish1BeenHit' (line 31) from another class. I've tried the dot syntax you would use to access a MovieClip inside another MovieClip and it doesn't seem to be working for me.[code]
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Mar 14, 2011
I've only been programming in as3 for a couple months, and so far I've written several compositional classes that take MovieClips as inputs to handle behaviors and interactions in a simple game I'm creating. One problem I keep coming upon is that I'd love to access the custom variables I define within one class from another class. In the game I'm creating, Main.as is my document class, from which I invoke a class called 'Level1.as' which invokes all the other classes I've written.Below I've pasted my class 'DieLikeThePhishes'. For example, I would love to know the syntax for accessing the boolean variable 'phish1BeenHit' (line 31) from another class. I've tried the dot syntax you would use to access a MovieClip inside another MovieClip and it doesn't seem to be working for me
package jab.enemy
{
import flash.display.MovieClip;
[code].....
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Jun 9, 2011
I have a class, call it MyClass, and there are several variables that I need to be able to access each instance of from within the class.So for instance, I need the object myObject1, a member of MyClass, to store the variable myNumber.From the main timeline, if I trace myObject1.myNumber, I get whatever number I've stored.
However, I need to check the numbers against another parameter, so I need to be able to test if myObject.myNumber == myOtherNumber. But from within the class, if I trace this.myNumber or myNumber I get null.What is the proper syntax for accessing a variable within a class?
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Jun 12, 2011
I can't find a way to directly access a MC (or textfield, etc) on the timeline from a Class loaded into my Document Class. No problem from the Doc Class, but can't do it directly from the loaded Class. Is there a trick to essentiall extend the Doc Class AS from another external class?
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Jul 3, 2009
I'm being really dumb today and I know this should be simple.....How do i access the stage from a class which isn't the Document Class? For instance, I want to create a tween which takes in the parameters of the stage's width? So I've written.....
ActionScript Code:
var myTweenX:Tween = new Tween(this, "x", Regular.easeOut, this.x, stage.stageWidth, 60, true);
[code].....
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Mar 11, 2009
I have an array in my doc class that I'd like to access from an external class. Can you do this and if so what's the syntax?
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Sep 3, 2009
I have a document class that looks like this:
Code:
package
{
import Map;
[Code]....
Is it possible to access a property of the Map class (though map defined in the Document class) from within the hero class?
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Feb 28, 2010
The Main.as file will have all of the game logic, such as the mysteryNumber.
The other actionScript files represent rooms that the user may click and depending on the 'mysteryNumber', it will execute the 1 of 6 scenarios.
So for example, if a user clicks the Library page, the LibPage.as will call the 'mysteryNumber' and execute some code to display on the library page.
It will be the same for the other 4 rooms.
The problem I have is that the LibPage.as won't call the 'theNumber' property from Main.as
Here's the Main.as
Code:
package
{
import flash.display.MovieClip;
import flash.events.MouseEvent;
[Code]....
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Oct 6, 2010
I'm trying to do this,
Code:
Main.instance.subClassFunction();
instance is a public static variable on the default class, Main. I can do Main.instance.defaultClassFunction() with no problems at all, I use it to access functions and variables from within other classes. Is it possible to use this method to call a function on the subclass, currently I have to do this,
[Code]...
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Oct 12, 2011
I'm pretty new to fully using class's for my programming (in-frame scripting satisfied me for a while). I am having a problem accessing the properties of a class from another class. The first class (I'll call it controller) receives a reference to an object of another class (I'll call it display). Display have several specialized subclass (I'll call one SequencedDisplay). SequencedDisplay has a timer in it that I need to access:
[Code]...
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Nov 7, 2009
I have 2 classes, Display holds the currently selected Component:
public class Display
{
public static var selectedComponent:Component;
}
Component has an ID string and the selectedComponent variable is set on click:
public class Component extends MovieClip
{
public var id:String;
addEventListener(MouseEvent.CLICK, function() {
[Code]...
Removing the selectedComponent variable type so it reads public static var selectedComponent; removes the conversion error and seems to change the ID variable but it appears to only be a copy of the object.
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Jul 3, 2009
How do i access the stage from a class which isn't the Document Class? For instance, I want to create a tween which takes in the parameters of the stage's width?[code]
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May 25, 2010
I have created a movieclip in the library and added a class to it. I want to access a function and set an Array in that class from the document class...Heres what im doing now which is not working... it says startnow function is undefined.
PHP Code:
package comimport flash.display.*; import flash.events.*; import com.NavMC public class Capability extends MovieClip Constants: //
[code].....
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Jul 21, 2010
would it be possible to access a variable name containing a class from the class itself?
Example:
Code:
var __NAME__ = new TestClass();
package com.Test
{
[Code]...
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Aug 4, 2009
I'm having some troubles with the use of interface and inheritance in AS3. I've done lots of OOP in the past and what I'm trying to do seems obvious to me, but doesn't work in AS3. The question is : Is it possible to override a function that return an Object of class A, and make it return an Object of Class B which extends A ? It seems not to be possible, since I'm getting a signature error in Flash, when compiling. For example, the following set of class do not compile (the code in function definition doesn't matter):
[Code].....
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Jul 20, 2009
I have a class CoverPoint extends Pointwith some extra function.except for that ther is no difference. I would like to use the functions of Point with a return value of Point, to calculate those CoverPoints.Can i turn the return value into CoverPoint (since all the vars are the same, there shouldn't be a problem with that, right?), so that it can be stored in my var cP:CoverPoint;
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May 31, 2009
I have problem with accessing object created by function imported from another package.
I have 2 packages DragDrop and UserInterface. In UserInterface I create methods for buttons and later add them in DragDrop . I make it in two different ways:
One(this one works):
[Code]....
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Jul 20, 2011
I'm just starting with OOP in AS3 so apologies if this question is too simple...The goal of this script is to have a button change it's own features (colour and transparency) and change the alpha value of a loaded picture.There are 27 buttons for 27 (stacked) pictures.In the fla is the following code:[code]When I try to access the picture (= portrait class and the test_portrait var in the fla) it can't be found. The object and the loader have for example this path when I debug: Movie Clip: Frame=0 Target="_level0.p_4.l_4. But when I do trace(getChildByName("p_"+tmp_name)); in the P_button class it returns null. Doing the same trace from the fla returns: [object Portrait] Why can't I access it from the P_button class?
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Oct 23, 2009
I'm trying to write a class that somehow emulates the old AS2 gotoAndPlay(); function, but i'm failing to find a way to reference the timeline that is calling the Class Constructor.
this is what i am using to call the class, i'm placing this code in the frame of the timeline i want to control. but it always gives me a null error.
I Know senocular adressed the timeline issues in one of this forum's post, but i can't figure out what to do in order to register this class in the specific timeline in order to control it.
the frame goes like this:
[Code]....
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Nov 25, 2009
Ok, so I made a custom class, but I did not want to add all the text to it through code (much easier to type it in flash on the frame). I name the instance aScoreBoard.
As my code runs, I need to call some of the functions that are part of the ScoreBoard class. As the code gets to this point, I try this line:
aScoreBoard.UpdateScores(passArray);
which will update the scores on the scoreboard. When that line in AS3 tries to execute, I get this error:
TypeError: Error #1009: Cannot access a property or method of a null object reference.
at Main/Main:ayEnd()[C:projectsDev_LearningLongJumpsrcMain.as:616]
at Main/Main::ButtonAfterJump()[C:projectsDev_LearningLongJumpsrcMain.as:606]
Is there a way to do things this way? or will I have to go and do all the extra text entering in the code?
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Jan 19, 2011
I am trying to access a shared object declared in a certain function, from another function. I am having
difficulty doing so. My code are as follows:
[Code]...
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Dec 20, 2010
I am trying to access an object I created from an another object.I have the document class main.as and two other classes player.as and console.ascircle.as is draws a circle on the stage and logger.as is a simple class that I will use to trace stuff and record data.In main.as I created both two objects and I want to be able to access the console class methods from player class (and all the future classes that I will write)Main.as:
PHP Code:
packagecom.tolgainam
{
[code].....
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May 2, 2009
why can i access the first function in a class with
PHP Code:
import test.test
var test:test = new test();
but I cannot access the second or third function in the same manner? they seem to be seperte entities within the class definition.
can access
PHP Code:
public class NetStreamex {
public var connection:NetConnections = new NetConnections();
public function NetStreamex():void {
connection.createNetConnection("rtmp://localhost/test/1");
[Code].....
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