1/*
2 * Copyright (C) 2013 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
18package android.support.v4.view;
19
20import android.view.MenuItem;
21
22class MenuItemCompatIcs {
23    public static boolean expandActionView(MenuItem item) {
24        return item.expandActionView();
25    }
26
27    public static boolean collapseActionView(MenuItem item) {
28        return item.collapseActionView();
29    }
30
31    public static boolean isActionViewExpanded(MenuItem item) {
32        return item.isActionViewExpanded();
33    }
34
35    public static MenuItem setOnActionExpandListener(MenuItem item,
36            SupportActionExpandProxy listener) {
37        return item.setOnActionExpandListener(new OnActionExpandListenerWrapper(listener));
38    }
39
40    /**
41     * Work around the support lib's build dependency chain. The actual API-lib
42     * depends on -ics, but -ics doesn't depend on the API-lib so it doesn't know
43     * that MenuItemCompat.OnActionExpandListener exists.
44     */
45    interface SupportActionExpandProxy {
46        boolean onMenuItemActionExpand(MenuItem item);
47        boolean onMenuItemActionCollapse(MenuItem item);
48    }
49
50    // support => framework
51    static class OnActionExpandListenerWrapper implements MenuItem.OnActionExpandListener {
52        private SupportActionExpandProxy mWrapped;
53
54        public OnActionExpandListenerWrapper(SupportActionExpandProxy wrapped) {
55            mWrapped = wrapped;
56        }
57
58        @Override
59        public boolean onMenuItemActionExpand(MenuItem item) {
60            return mWrapped.onMenuItemActionExpand(item);
61        }
62
63        @Override
64        public boolean onMenuItemActionCollapse(MenuItem item) {
65            return mWrapped.onMenuItemActionCollapse(item);
66        }
67    }
68}
69