chinwag-android/app/src/main/java/com/keylesspalace/tusky/view/ImageViewPager.java

/* Copyright 2017 Andrew Dawson
 *
 * This file is a part of Tusky.
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation; either version 3 of the
 * License, or (at your option) any later version.
 *
 * Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with Tusky; if not,
 * see <http://www.gnu.org/licenses>. */

package com.keylesspalace.tusky.view;

import android.content.Context;
import androidx.viewpager.widget.ViewPager;
import android.util.AttributeSet;
import android.view.MotionEvent;

/**
 * This class is entirely to address a known issue with com.github.chrisbanes.photoview.PhotoView.
 * ViewPager will throw exceptions when a PhotoView is placed within it, so this subclass eats those
 * exceptions.
 */
public class ImageViewPager extends ViewPager {
    public ImageViewPager(Context context) {
        super(context);
    }

    public ImageViewPager(Context context, AttributeSet attributeSet) {
        super(context, attributeSet);
    }

    @Override
    public boolean onInterceptTouchEvent(MotionEvent ev) {
        try {
            return super.onInterceptTouchEvent(ev);
        } catch (IllegalArgumentException e) {
            return false;
        }
    }
}