1 /* 2 * Copyright (C) 2007 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 android.view; 18 19 import android.annotation.DrawableRes; 20 import android.annotation.StringRes; 21 import android.graphics.drawable.Drawable; 22 23 /** 24 * Subclass of {@link Menu} for sub menus. 25 * <p> 26 * Sub menus do not support item icons, or nested sub menus. 27 * 28 * <div class="special reference"> 29 * <h3>Developer Guides</h3> 30 * <p>For information about creating menus, read the 31 * <a href="{@docRoot}guide/topics/ui/menus.html">Menus</a> developer guide.</p> 32 * </div> 33 */ 34 35 public interface SubMenu extends Menu { 36 /** 37 * Sets the submenu header's title to the title given in <var>titleRes</var> 38 * resource identifier. 39 * 40 * @param titleRes The string resource identifier used for the title. 41 * @return This SubMenu so additional setters can be called. 42 */ setHeaderTitle(@tringRes int titleRes)43 public SubMenu setHeaderTitle(@StringRes int titleRes); 44 45 /** 46 * Sets the submenu header's title to the title given in <var>title</var>. 47 * 48 * @param title The character sequence used for the title. 49 * @return This SubMenu so additional setters can be called. 50 */ setHeaderTitle(CharSequence title)51 public SubMenu setHeaderTitle(CharSequence title); 52 53 /** 54 * Sets the submenu header's icon to the icon given in <var>iconRes</var> 55 * resource id. 56 * 57 * @param iconRes The resource identifier used for the icon. 58 * @return This SubMenu so additional setters can be called. 59 */ setHeaderIcon(@rawableRes int iconRes)60 public SubMenu setHeaderIcon(@DrawableRes int iconRes); 61 62 /** 63 * Sets the submenu header's icon to the icon given in <var>icon</var> 64 * {@link Drawable}. 65 * 66 * @param icon The {@link Drawable} used for the icon. 67 * @return This SubMenu so additional setters can be called. 68 */ setHeaderIcon(Drawable icon)69 public SubMenu setHeaderIcon(Drawable icon); 70 71 /** 72 * Sets the header of the submenu to the {@link View} given in 73 * <var>view</var>. This replaces the header title and icon (and those 74 * replace this). 75 * 76 * @param view The {@link View} used for the header. 77 * @return This SubMenu so additional setters can be called. 78 */ setHeaderView(View view)79 public SubMenu setHeaderView(View view); 80 81 /** 82 * Clears the header of the submenu. 83 */ clearHeader()84 public void clearHeader(); 85 86 /** 87 * Change the icon associated with this submenu's item in its parent menu. 88 * 89 * @see MenuItem#setIcon(int) 90 * @param iconRes The new icon (as a resource ID) to be displayed. 91 * @return This SubMenu so additional setters can be called. 92 */ setIcon(@rawableRes int iconRes)93 public SubMenu setIcon(@DrawableRes int iconRes); 94 95 /** 96 * Change the icon associated with this submenu's item in its parent menu. 97 * 98 * @see MenuItem#setIcon(Drawable) 99 * @param icon The new icon (as a Drawable) to be displayed. 100 * @return This SubMenu so additional setters can be called. 101 */ setIcon(Drawable icon)102 public SubMenu setIcon(Drawable icon); 103 104 /** 105 * Gets the {@link MenuItem} that represents this submenu in the parent 106 * menu. Use this for setting additional item attributes. 107 * 108 * @return The {@link MenuItem} that launches the submenu when invoked. 109 */ getItem()110 public MenuItem getItem(); 111 } 112