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Implement in your activity:

<pre class="prettyprint prettyprint" id="code_pre" name="code" style="background-color: white; border-bottom-left-radius: 4px; border-bottom-right-radius: 4px; border-top-left-radius: 4px; border-top-right-radius: 4px; border: 1px solid rgb(204, 204, 204); color: #333333; font-family: monospace, sans-serif; font-size: 13px; font: inherit; line-height: 16px; margin-bottom: 8px; overflow: auto; padding: 8px; vertical-align: baseline; word-wrap: break-word;">public boolean onTouchEvent(MotionEvent event) {
   
int eventaction = event.getAction();

   
switch (eventaction) {
       
case MotionEvent.ACTION_DOWN:
           
// finger touches the screen
           
break;

       
case MotionEvent.ACTION_MOVE:
           
// finger moves on the screen
           
break;

       
case MotionEvent.ACTION_UP:  
           
// finger leaves the screen
           
break;
   
}

   
// tell the system that we handled the event and no further processing is required
   
return true; }</pre>Source

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Daniel Gomez Rico


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