How I can detect a touch event from down to up (or the inverse) in Android widget (sdk 2.3.3)?
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2 Answers
1
Try setting an OnTouchListener to the widget and getting the event codes with event.getAction();
Suppose your widget is an ImageView. In xml define:
<ImageView android:id="@+id/imageview"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:clickable="true"
android:src="@drawable/image"/>
and in Java, your code would be:
ImageView mImageView = (ImageView)findViewById(R.id.imageview);
mImageView.setOnTouchListener(new OnTouchListener(){
@Override
public boolean onTouch (View v, MotionEvent event){
if(event.getAction() == MotionEvent.DOWN){
//do something
}else if (event.getAction() == MotionEvent.UP){
// do something
}else if (event.getAction() == MotionEvent.MOVE){
//do something
}
}
}):

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Have you an idea how to implement it? – samirsidi Dec 13 '11 at 10:43
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2This code looks like code for normal activity, not widget. – Jakub S. Aug 23 '16 at 11:57
0
You can't. You can only setOnClickListeners
I recommend you to read this great answer. Detect OnTouch on AppWidget. If is it possible?