Hi,
i think
as all of your pages are under viewstack , there is no need to add event
listener for moving between diffrent pages,
u can do it using viewstackid.selectindex=page no.
thanks & regards
Krishna Shinde
GridLogics Technologies
9028903199
On Thu, Mar 18, 2010 at 5:33 PM, pradeep.pa...@gmail.com <
pradeep.pa...@gmail.com> wrote:
> Hi All,
> I am developing an application wherein i need to navigate among
> different pages.
> All these pages (page1, page2, page3...)are under viewstack.
> I am navigating from page1 to page2 using
> page2.addEventListener(FlexEvent.SHOW, abc);
> viewStack.selectedChild = page2;
> function abc(event)
> {
> page2.removeEventListener(FlexEvent.SHOW, abc);
> }
> And when I am in page2 and tried navigate to page 1 using
> viewStack.selectedChild = page1;
>
> The problem is here
> now when i navigate from page 1 to page2 using
> page2.addEventListener(FlexEvent.SHOW, abc);
> viewStack.selectedChild = page2;
> function abc(event)
> {
> page2.removeEventListener(FlexEvent.SHOW, abc);
> }
>
> i am getting an Error popup saying:
> TypeError: Error #1009: Cannot access a property or method of a null
> object reference.
> at mx.containers::Panel/mx.containers:Panel::commitProperties()
> at mx.core::UIComponent/validateProperties()
> at mx.managers::LayoutManager/::validateProperties()
> at mx.managers::LayoutManager/::doPhasedInstantiation()
> at
> Function/http://adobe.com/AS3/2006/builtin::apply()<http://adobe.com/AS3/2006/builtin::apply%28%29>
> at mx.core::UIComponent/::callLaterDispatcher2()
> at mx.core::UIComponent/::callLaterDispatcher()
>
> I have no clue why its happening
>
> Any Help Please.
>
> Pradeep
>
>
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