Action Transitions
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<!-- transitions\ActionTransitions.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:s="library://ns.adobe.com/flex/spark">
<s:layout>
<s:VerticalLayout />
</s:layout>
<!-- Define one view state, in addition to the base state.-->
<s:states>
<s:State name="default" />
<s:State name="OneOnly" />
</s:states>
<!-- Define Transition array with one Transition object.-->
<s:transitions>
<s:Transition id="toOneOnly" fromState="*" toState="OneOnly">
<s:Sequence id="t1" targets="{[p2]}">
<s:Wipe direction="left" duration="350" />
<s:SetAction property="visible" />
<s:SetAction property="includeInLayout" />
</s:Sequence>
</s:Transition>
<s:Transition id="toAnyFromAny" fromState="*" toState="*">
<s:Sequence id="t2" targets="{[p2]}">
<s:SetAction property="includeInLayout" />
<s:SetAction property="visible" />
<s:Wipe direction="right" duration="350" />
</s:Sequence>
</s:Transition>
</s:transitions>
<s:Panel id="p1" title="One" width="100" height="100">
<s:Label fontSize="24" text="One" />
</s:Panel>
<s:Panel id="p2" title="Two" width="100" height="100" visible="true"
visible.OneOnly="false" includeInLayout="true"
includeInLayout.OneOnly="false">
<s:Label fontSize="24" text="Two" />
</s:Panel>
<s:Button id="b1" label="Change state"
click="currentState = currentState == 'OneOnly' ? '' : 'OneOnly';" />
</s:Application>
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