1/*
2 * Copyright (C) 2006 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
17package androidx.appcompat.view.menu;
18
19import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP;
20
21import android.content.Context;
22import android.graphics.drawable.Drawable;
23import android.view.Menu;
24import android.view.MenuItem;
25import android.view.SubMenu;
26import android.view.View;
27
28import androidx.annotation.RestrictTo;
29
30/**
31 * The model for a sub menu, which is an extension of the menu.  Most methods are proxied to the
32 * parent menu.
33 *
34 * @hide
35 */
36@RestrictTo(LIBRARY_GROUP)
37public class SubMenuBuilder extends MenuBuilder implements SubMenu {
38    private MenuBuilder mParentMenu;
39    private MenuItemImpl mItem;
40
41    public SubMenuBuilder(Context context, MenuBuilder parentMenu, MenuItemImpl item) {
42        super(context);
43
44        mParentMenu = parentMenu;
45        mItem = item;
46    }
47
48    @Override
49    public void setQwertyMode(boolean isQwerty) {
50        mParentMenu.setQwertyMode(isQwerty);
51    }
52
53    @Override
54    public boolean isQwertyMode() {
55        return mParentMenu.isQwertyMode();
56    }
57
58    @Override
59    public void setShortcutsVisible(boolean shortcutsVisible) {
60        mParentMenu.setShortcutsVisible(shortcutsVisible);
61    }
62
63    @Override
64    public boolean isShortcutsVisible() {
65        return mParentMenu.isShortcutsVisible();
66    }
67
68    public Menu getParentMenu() {
69        return mParentMenu;
70    }
71
72    @Override
73    public MenuItem getItem() {
74        return mItem;
75    }
76
77    @Override
78    public void setCallback(Callback callback) {
79        mParentMenu.setCallback(callback);
80    }
81
82    @Override
83    public MenuBuilder getRootMenu() {
84        return mParentMenu.getRootMenu();
85    }
86
87    @Override
88    boolean dispatchMenuItemSelected(MenuBuilder menu, MenuItem item) {
89        return super.dispatchMenuItemSelected(menu, item) ||
90                mParentMenu.dispatchMenuItemSelected(menu, item);
91    }
92
93    @Override
94    public SubMenu setIcon(Drawable icon) {
95        mItem.setIcon(icon);
96        return this;
97    }
98
99    @Override
100    public SubMenu setIcon(int iconRes) {
101        mItem.setIcon(iconRes);
102        return this;
103    }
104
105    @Override
106    public SubMenu setHeaderIcon(Drawable icon) {
107        return (SubMenu) super.setHeaderIconInt(icon);
108    }
109
110    @Override
111    public SubMenu setHeaderIcon(int iconRes) {
112        return (SubMenu) super.setHeaderIconInt(iconRes);
113    }
114
115    @Override
116    public SubMenu setHeaderTitle(CharSequence title) {
117        return (SubMenu) super.setHeaderTitleInt(title);
118    }
119
120    @Override
121    public SubMenu setHeaderTitle(int titleRes) {
122        return (SubMenu) super.setHeaderTitleInt(titleRes);
123    }
124
125    @Override
126    public SubMenu setHeaderView(View view) {
127        return (SubMenu) super.setHeaderViewInt(view);
128    }
129
130    @Override
131    public boolean expandItemActionView(MenuItemImpl item) {
132        return mParentMenu.expandItemActionView(item);
133    }
134
135    @Override
136    public boolean collapseItemActionView(MenuItemImpl item) {
137        return mParentMenu.collapseItemActionView(item);
138    }
139
140    @Override
141    public String getActionViewStatesKey() {
142        final int itemId = mItem != null ? mItem.getItemId() : 0;
143        if (itemId == 0) {
144            return null;
145        }
146        return super.getActionViewStatesKey() + ":" + itemId;
147    }
148
149    @Override
150    public void setGroupDividerEnabled(boolean groupDividerEnabled) {
151        mParentMenu.setGroupDividerEnabled(groupDividerEnabled);
152    }
153
154    @Override
155    public boolean isGroupDividerEnabled() {
156        return mParentMenu.isGroupDividerEnabled();
157    }
158}
159