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 androidx.appcompat.view;
18 
19 /**
20  * When a {@link android.view.View} implements this interface it will receive callbacks when
21  * expanded or collapsed as an action view alongside the optional, app-specified callbacks to
22  * {@link androidx.core.view.MenuItemCompat.OnActionExpandListener}.
23  *
24  * <p>See {@link androidx.core.view.MenuItemCompat} for more information about action views.
25  * See {@link android.app.ActionBar} for more information about the action bar.
26  *
27  * @deprecated Use the platform-provided {@link android.view.CollapsibleActionView} interface.
28  */
29 @SuppressWarnings("deprecation")
30 @Deprecated
31 public interface CollapsibleActionView {
32 
33     /**
34      * Called when this view is expanded as an action view. See
35      * {@link android.view.MenuItem#expandActionView()}.
36      */
onActionViewExpanded()37     void onActionViewExpanded();
38 
39     /**
40      * Called when this view is collapsed as an action view. See
41      * {@link android.view.MenuItem#collapseActionView()}.
42      */
onActionViewCollapsed()43     void onActionViewCollapsed();
44 }
45