Gesturedetector Detect Doubleclick On Gridview Items
Note: This specific problem is solved, but there are serious follow-up problems. Have a look at GestureDetector - Detect double click in GridView item's although returning false in
Solution 1:
private GestureDetectorCompat gestureDetector;
// in your adapter constructor
gestureDetector = new GestureDetector(context, new SingleTapConfirm());
public View getView(final int position, View recycled, ViewGroup parent) {
ViewHolder holder;
if (recycled == null) {
.....find items by id
} else {
holder = (ViewHolder) recycled.getTag();
}
// Set listener to item image
holder.image.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
// Use lazy initialization for the gestureDetector
gestureDetector.onTouchEvent(event);
// At least the onTouch-callback gets called with the correct position
return true;
}
});
// Use glide library to load images into the image views
Glide.with(mContext)....into(holder.image);
return recycled;
}
private class SingleTapConfirm extends GestureDetector.SimpleOnGestureListener {
@Override
public boolean onSingleTapConfirmed(MotionEvent event) {
Log.e(TAG, "onSingleTapConfirmed"); // never called..
return true;
}
@Override
public boolean onDoubleTap(MotionEvent e) {
Log.e(TAG, "onDoubleTap"); // never called..
return super.onDoubleTap(e);
}
}
Update:
@Override
public boolean onTouch(View v, MotionEvent event) {anything
gestureDetector.onTouchEvent(event);
return true;
}
Post a Comment for "Gesturedetector Detect Doubleclick On Gridview Items"