content: /*
   * Copyright (C) 2007 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package android.widget;
  
  /**
   * Defines an extension for views that make them checkable.
   *
   */
  public interface Checkable {
      
      /**
       * Change the checked state of the view
       * 
       * @param checked The new checked state
       */
      void setChecked(boolean checked);
          
      /**
       * @return The current checked state of the view
       */
      boolean isChecked();
      
      /**
       * Change the checked state of the view to the inverse of its current state
       *
       */
      void toggle();
  }
  