Question about letting my old widget (2.3 versin) pointing to new flex API 2.4

Question

I tried to point my old widget (2.3 versin) to new flex API 2.4 --I add new swc file to the lib folder and delete the old one.

But it throws ActionScript errors as the following:  I was wondering, is it possible to let 2.3 widgets pointing to Flex API 2.4? Thanks!TypeError: Error #1034: Type Coercion failed: cannot convert mx.controls::VSlider@cd68c29 to spark.components.supportClasses.SliderBase.
 at spark.components.supportClasses::SkinnableComponent/skin_propertyChangeHandler()
 at flash.events::EventDispatcher/dispatchEventFunction()
 at flash.events::EventDispatcher/dispatchEvent()
 at mx.core::UIComponent/dispatchEvent()
 at widgets.Navigation::NavigationSkin/set slider()
 at widgets.Navigation::NavigationSkin/_NavigationSkin_VSlider1_i()
 at mx.core::DeferredInstanceFromFunction/getInstance()
 at mx.states::AddItems/createInstance()
 at mx.states::AddItems/initialize()
 at mx.states::State/http://www.adobe.com/2006/flex/mx/internal::initialize()
 at mx.core::UIComponent/initializeState()
 at mx.core::UIComponent/commitCurrentState()
 at mx.core::UIComponent/commitProperties()
 at spark.components.supportClasses::GroupBase/commitProperties()
 at spark.components::Group/commitProperties()
 at mx.core::UIComponent/validateProperties()
 at mx.managers::LayoutManager/validateProperties()
 at mx.managers::LayoutManager/doPhasedInstantiation()
 at mx.managers::LayoutManager/doPhasedInstantiationCallback()

LeiZhou · Answer

Thanks a lot! I find the NatigationSkin.mxml file, and change the to , then it works. I tried to point my old widget (2.3 versin) to new flex API 2.4 --I add new swc file to the lib folder and delete the old one. But it throws ActionScript errors as the following: I was wondering, is it possible to let 2.3 widgets pointing to Flex API 2.4? Thanks!TypeError: Error #1034: Type Coercion failed: cannot convert mx.controls::VSlider@cd68c29 to spark.components.supportClasses.SliderBase. at spark.components.supportClasses::SkinnableComponent/skin_propertyChangeHandler() at flash.events::EventDispatcher/dispatchEventFunction() at flash.events::EventDispatcher/dispatchEvent() at mx.core::UIComponent/dispatchEvent() at widgets.Navigation::NavigationSkin/set slider() at widgets.Navigation::NavigationSkin/_NavigationSkin_VSlider1_i() at mx.core::DeferredInstanceFromFunction/getInstance() at mx.states::AddItems/createInstance() at mx.states::AddItems/initialize() at mx.states::State/http://www.adobe.com/2006/flex/mx/internal::initialize() at mx.core::UIComponent/initializeState() at mx.core::UIComponent/commitCurrentState() at mx.core::UIComponent/commitProperties() at spark.components.supportClasses::GroupBase/commitProperties() at spark.components::Group/commitProperties() at mx.core::UIComponent/validateProperties() at mx.managers::LayoutManager/validateProperties() at mx.managers::LayoutManager/doPhasedInstantiation() at mx.managers::LayoutManager/doPhasedInstantiationCallback()

RobertScheitlin__GISP · Answer

Steven,

No the NavigationWidget was updated to use Skins in 2.4 so it is not backwards compatible.