package ml.puredark.hviewer.ui.customs;
import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v4.view.ViewPager;
import android.util.AttributeSet;
import android.view.MotionEvent;
public class MultiTouchViewPager extends ViewPager {
private boolean mIsDisallowIntercept = false;
public MultiTouchViewPager(Context context) {
super(context);
}
public MultiTouchViewPager(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public void requestDisallowInterceptTouchEvent(boolean disallowIntercept) {
mIsDisallowIntercept = disallowIntercept;
super.requestDisallowInterceptTouchEvent(disallowIntercept);
}
@Override
public boolean dispatchTouchEvent(@NonNull MotionEvent ev) {
if (ev.getPointerCount() > 1 && mIsDisallowIntercept) {
requestDisallowInterceptTouchEvent(false);
boolean handled = super.dispatchTouchEvent(ev);
requestDisallowInterceptTouchEvent(true);
return handled;
} else {
return super.dispatchTouchEvent(ev);
}
}
}