Is there a way to animate on a Home Widget?
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by David
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Published on 2010-04-02T04:37:49Z
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2010/04/02
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android
Hi All,
I want to use an animation on a Home page Widget, i.e. an AppWidgetProvider. I was hoping to use the "Frame Animation" technique:
http://developer.android.com/guide/topics/graphics/2d-graphics.html#frame-animation
which I've used successfully in an activity. But I can't translate that code to an AppWidgetProvider.
Basically, in an AppWidgetProvider, I create and work with a RemoteViews object, which AFAIK doesn't provide me with a method to get a reference to an ImageView in the layout for me to call start() on the animation. There is also not a handler or a callback for when the widget displays so I can make the start() call.
Is there another way this can be done? I suppose that I can probably do the animation on my own with very fast onUpdate() calls on the widget, but that seems awfully expensive.
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