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package de.danoeh.antennapod.view;
import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import androidx.coordinatorlayout.widget.CoordinatorLayout;
import com.google.android.material.bottomsheet.ViewPagerBottomSheetBehavior;
/**
* Based on https://stackoverflow.com/a/40798214
*/
public class LockableBottomSheetBehavior<V extends View> extends ViewPagerBottomSheetBehavior<V> {
private boolean isLocked = false;
public LockableBottomSheetBehavior() {}
public LockableBottomSheetBehavior(Context context, AttributeSet attrs) {
super(context, attrs);
}
public void setLocked(boolean locked) {
isLocked = locked;
}
@Override
public boolean onInterceptTouchEvent(CoordinatorLayout parent, V child, MotionEvent event) {
boolean handled = false;
if (!isLocked) {
handled = super.onInterceptTouchEvent(parent, child, event);
}
return handled;
}
@Override
public boolean onTouchEvent(CoordinatorLayout parent, V child, MotionEvent event) {
boolean handled = false;
if (!isLocked) {
handled = super.onTouchEvent(parent, child, event);
}
return handled;
}
@Override
public boolean onStartNestedScroll(CoordinatorLayout coordinatorLayout, V child, View directTargetChild,
View target, int nestedScrollAxes) {
boolean handled = false;
if (!isLocked) {
handled = super.onStartNestedScroll(coordinatorLayout, child, directTargetChild, target, nestedScrollAxes);
}
return handled;
}
@Override
public void onNestedPreScroll(CoordinatorLayout coordinatorLayout, V child, View target,
int dx, int dy, int[] consumed) {
if (!isLocked) {
super.onNestedPreScroll(coordinatorLayout, child, target, dx, dy, consumed);
}
}
@Override
public void onStopNestedScroll(CoordinatorLayout coordinatorLayout, V child, View target) {
if (!isLocked) {
super.onStopNestedScroll(coordinatorLayout, child, target);
}
}
@Override
public boolean onNestedPreFling(CoordinatorLayout coordinatorLayout, V child, View target,
float velocityX, float velocityY) {
boolean handled = false;
if (!isLocked) {
handled = super.onNestedPreFling(coordinatorLayout, child, target, velocityX, velocityY);
}
return handled;
}
}
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