actionbarsherlock/src/com/actionbarsherlock/view/CollapsibleActionView.java

   1 /*
   2  * Copyright (C) 2011 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.actionbarsherlock.view;
  18
  19 /**
  20  * When a {@link View} implements this interface it will receive callbacks
  21  * when expanded or collapsed as an action view alongside the optional,
  22  * app-specified callbacks to {@link OnActionExpandListener}.
  23  *
  24  * <p>See {@link MenuItem} for more information about action views.
  25  * See {@link android.app.ActionBar} for more information about the action bar.
  26  */
  27 public interface CollapsibleActionView {
  28     /**
  29      * Called when this view is expanded as an action view.
  30      * See {@link MenuItem#expandActionView()}.
  31      */
  32     public void onActionViewExpanded();
  33
  34     /**
  35      * Called when this view is collapsed as an action view.
  36      * See {@link MenuItem#collapseActionView()}.
  37      */
  38     public void onActionViewCollapsed();
  39 }