When you add an action to the artboard in Microsoft Expression Blend for Windows Phone, an EventTrigger is created by default. You can use any of the additional built-in triggers in Expression Blend for Windows Phone by changing the trigger type. To change the trigger type, click New in the Trigger category in the Properties panel.
The following triggers are available in Expression Blend for Windows Phone:
· DataStoreChangedTrigger Use the DataStoreChangedTrigger trigger to invoke an action based on a modification to a data store.
· DataTrigger Use the DataTrigger trigger to invoke an action based on the value of a data-bound property.
· EventTrigger Use the EventTrigger trigger to invoke an action based on an event such as a mouse click, a page loading, or another interaction.
· KeyTrigger Use the KeyTrigger trigger to invoke an action when a combination of keys is pressed on the keyboard.
· PropertyChangedTrigger Use the PropertyChangedTrigger trigger to invoke an action based on a modification to an element or a data store property.
· StoryboardCompletedTrigger Use the StoryboardCompletedTrigger trigger to invoke an action after a storyboard has finished.
· TimerTrigger Use the TimerTrigger trigger to invoke an action based on a timer.