Initialize the array in the constructor to avoid the sharing.
http://manual.qooxdoo.org/1.2.x/pages/core/classes.html (primitive types
vs. reference types)
2010-12-01 22:47 keltezéssel, aditya siram írta:
> Hi all,
> I am getting weird behavior using array properties in Qooxdoo 1.2. It
> seems as though the array properties of a given class are shared
> between instances of the class.
>
> For example, given the following test class:
>
> qx.Class.define("scratch.Test",
> {
> extend : qx.core.Object,
> construct : function (text){
> this.getText().push(text);
> },
> properties : {
> text : {
> init : []
> }
> }
> })
>
>
> And the main class:
> qx.Class.define("scratch.Application",
> {
> test1 = new scratch.Test("hello");
> test2 = new scratch.Test("world");
> console.log(test1.getText() + " " + test2.getText());
> });
>
> Console output is :
> hello,world hello,world
>
> *However* if I use qx.type.Array, this problem goes away. So changing
> the test class to :
> qx.Class.define("scratch.Test",
> {
> extend : qx.core.Object,
> construct : function (text){
> this.initText(new qx.type.Array());
> this.getText().push(text);
> },
> properties : {
> text : {
> deferredInit : true
> }
> }
> })
>
> And the main class to :
>
> qx.Class.define("scratch.Application",
> {
> test1 = new scratch.Test("hello");
> test2 = new scratch.Test("world");
> console.log(test1.getText().toString() + " " +
> test2.getText().toString());
> });
>
> Gives the correct behavior:
> hello world
>
> Any ideas?
> Thanks!
> -deech
>
> ------------------------------------------------------------------------------
> Increase Visibility of Your 3D Game App & Earn a Chance To Win $500!
> Tap into the largest installed PC base & get more eyes on your game by
> optimizing for Intel(R) Graphics Technology. Get started today with the
> Intel(R) Software Partner Program. Five $500 cash prizes are up for grabs.
> http://p.sf.net/sfu/intelisp-dev2dev
> _______________________________________________
> qooxdoo-devel mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
------------------------------------------------------------------------------
Increase Visibility of Your 3D Game App & Earn a Chance To Win $500!
Tap into the largest installed PC base & get more eyes on your game by
optimizing for Intel(R) Graphics Technology. Get started today with the
Intel(R) Software Partner Program. Five $500 cash prizes are up for grabs.
http://p.sf.net/sfu/intelisp-dev2dev
_______________________________________________
qooxdoo-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
