PlayerAndroid/liboverscroll/src/main/java/me/everything/android/ui/overscroll/adapters/ScrollViewOverScrollDecorAd...

44 lines
1.3 KiB
Java
Executable File

package me.everything.android.ui.overscroll.adapters;
import android.view.View;
import android.widget.ScrollView;
import me.everything.android.ui.overscroll.HorizontalOverScrollBounceEffectDecorator;
import me.everything.android.ui.overscroll.VerticalOverScrollBounceEffectDecorator;
/**
* An adapter that enables over-scrolling over a {@link ScrollView}.
* <br/>Seeing that {@link ScrollView} only supports vertical scrolling, this adapter
* should only be used with a {@link VerticalOverScrollBounceEffectDecorator}. For horizontal
* over-scrolling, use {@link HorizontalScrollViewOverScrollDecorAdapter} in conjunction with
* a {@link android.widget.HorizontalScrollView}.
*
* @author amit
*
* @see HorizontalOverScrollBounceEffectDecorator
* @see VerticalOverScrollBounceEffectDecorator
*/
public class ScrollViewOverScrollDecorAdapter implements IOverScrollDecoratorAdapter {
protected final ScrollView mView;
public ScrollViewOverScrollDecorAdapter(ScrollView view) {
mView = view;
}
@Override
public View getView() {
return mView;
}
@Override
public boolean isInAbsoluteStart() {
return !mView.canScrollVertically(-1);
}
@Override
public boolean isInAbsoluteEnd() {
return !mView.canScrollVertically(1);
}
}