import android.content.Context;
import android.view.MotionEvent;
import android.view.View;
import android.widget.ScrollView;

class LockableScrollView extends ScrollView {


    public LockableScrollView(Context context) {
        super(context);
        // TODO Auto-generated constructor stub
    }

    // true if we can scroll (not locked)
    // false if we cannot scroll (locked)
    private boolean mScrollable = true;

    public void setIsScrollable(boolean scrollable) {
        mScrollable = scrollable;
    }
    public boolean getIsScrollable(){
        return mScrollable;
    }

    @Override
    public boolean onTouch(View v, MotionEvent ev) {
        switch (ev.getAction()) {
            case MotionEvent.ACTION_DOWN:
                // if we can scroll pass the event to the superclass
                if (mScrollable) super.onTouch(v, ev);
                // only continue to handle the touch event if scrolling enabled
                return mScrollable;
            default:
                return super.onTouchEvent(v, ev);
        }
    }
}