content: /*
   * Copyright (C) 2014 AChep@xda <artemchep@gmail.com>
   *
   * 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 2
   * of the License, or (at your option) any later version.
   *
   * This program 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 this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   * MA  02110-1301, USA.
   */
  package com.achep.acdisplay.ui.view;
  
  import android.content.Context;
  import android.util.AttributeSet;
  import android.widget.FrameLayout;
  
  /**
   * Created by achep on 28.04.14 for AcDisplay.
   *
   * @author Artem Chepurnoy
   */
  public class NotifyingLayout extends FrameLayout {
  
      private OnPressStateChangedListener mOnPressStateChangedListener;
  
      public interface OnPressStateChangedListener {
  
          void onPressStateChanged(NotifyingLayout view, boolean pressed);
  
      }
  
      public NotifyingLayout(Context context) {
          super(context);
      }
  
      public NotifyingLayout(Context context, AttributeSet attrs) {
          super(context, attrs);
      }
  
      public NotifyingLayout(Context context, AttributeSet attrs, int defStyleAttr) {
          super(context, attrs, defStyleAttr);
      }
  
      public void setOnPressStateChangedListener(OnPressStateChangedListener listener) {
          mOnPressStateChangedListener = listener;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public void setPressed(boolean pressed) {
          boolean notify = pressed != isPressed();
          super.setPressed(pressed);
          if (mOnPressStateChangedListener != null && notify) {
              mOnPressStateChangedListener.onPressStateChanged(this, pressed);
          }
      }
  }
  