crystal-wallet-android/app/src/main/java/cy/agorise/crystalwallet/util/ChildViewPager.java

64 lines
1.7 KiB
Java

package cy.agorise.crystalwallet.util;
import android.content.Context;
import android.support.v4.view.ViewPager;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.animation.DecelerateInterpolator;
import android.widget.Scroller;
import java.lang.reflect.Field;
/**
* Created by xd on 1/18/18.
* This ViewPager is intended to be used inside another ViewPager therefore it has the
* setSwipeLocked which disables or enables the swipe gesture.
*/
public class ChildViewPager extends ViewPager {
public ChildViewPager(Context context) {
super(context);
setMyScroller();
}
public ChildViewPager(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
// stop swipe
return false;
}
@Override
public boolean onInterceptTouchEvent(MotionEvent event) {
// stop switching pages
return false;
}
private void setMyScroller() {
try {
Class<?> viewpager = ViewPager.class;
Field scroller = viewpager.getDeclaredField("mScroller");
scroller.setAccessible(true);
scroller.set(this, new MyScroller(getContext()));
} catch (Exception e) {
e.printStackTrace();
}
}
public class MyScroller extends Scroller {
public MyScroller(Context context) {
super(context, new DecelerateInterpolator());
}
@Override
public void startScroll(int startX, int startY, int dx, int dy, int duration) {
super.startScroll(startX, startY, dx, dy, 350 /*1 secs*/);
}
}
}