ActionMenuItem.java revision da10fdd1400ecfd8d7f2e55651dd528d0614dfc5
1/* 2 * Copyright (C) 2010 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 android.support.v7.internal.view.menu; 18 19import android.content.Context; 20import android.content.Intent; 21import android.graphics.drawable.Drawable; 22import android.support.v7.view.ActionProvider; 23import android.support.v7.view.MenuItem; 24import android.support.v7.view.SubMenu; 25import android.view.ContextMenu.ContextMenuInfo; 26import android.view.View; 27 28/** 29 * @hide 30 */ 31public class ActionMenuItem implements MenuItem { 32 33 private final int mId; 34 private final int mGroup; 35 private final int mCategoryOrder; 36 private final int mOrdering; 37 38 private CharSequence mTitle; 39 private CharSequence mTitleCondensed; 40 private Intent mIntent; 41 private char mShortcutNumericChar; 42 private char mShortcutAlphabeticChar; 43 44 private Drawable mIconDrawable; 45 private int mIconResId = NO_ICON; 46 47 private Context mContext; 48 49 private MenuItem.OnMenuItemClickListener mClickListener; 50 51 private static final int NO_ICON = 0; 52 53 private int mFlags = ENABLED; 54 private static final int CHECKABLE = 0x00000001; 55 private static final int CHECKED = 0x00000002; 56 private static final int EXCLUSIVE = 0x00000004; 57 private static final int HIDDEN = 0x00000008; 58 private static final int ENABLED = 0x00000010; 59 60 public ActionMenuItem(Context context, int group, int id, int categoryOrder, int ordering, 61 CharSequence title) { 62 mContext = context; 63 mId = id; 64 mGroup = group; 65 mCategoryOrder = categoryOrder; 66 mOrdering = ordering; 67 mTitle = title; 68 } 69 70 public char getAlphabeticShortcut() { 71 return mShortcutAlphabeticChar; 72 } 73 74 public int getGroupId() { 75 return mGroup; 76 } 77 78 public Drawable getIcon() { 79 return mIconDrawable; 80 } 81 82 public Intent getIntent() { 83 return mIntent; 84 } 85 86 public int getItemId() { 87 return mId; 88 } 89 90 public ContextMenuInfo getMenuInfo() { 91 return null; 92 } 93 94 public char getNumericShortcut() { 95 return mShortcutNumericChar; 96 } 97 98 public int getOrder() { 99 return mOrdering; 100 } 101 102 public SubMenu getSubMenu() { 103 return null; 104 } 105 106 public CharSequence getTitle() { 107 return mTitle; 108 } 109 110 public CharSequence getTitleCondensed() { 111 return mTitleCondensed; 112 } 113 114 public boolean hasSubMenu() { 115 return false; 116 } 117 118 public boolean isCheckable() { 119 return (mFlags & CHECKABLE) != 0; 120 } 121 122 public boolean isChecked() { 123 return (mFlags & CHECKED) != 0; 124 } 125 126 public boolean isEnabled() { 127 return (mFlags & ENABLED) != 0; 128 } 129 130 public boolean isVisible() { 131 return (mFlags & HIDDEN) == 0; 132 } 133 134 public MenuItem setAlphabeticShortcut(char alphaChar) { 135 mShortcutAlphabeticChar = alphaChar; 136 return this; 137 } 138 139 public MenuItem setCheckable(boolean checkable) { 140 mFlags = (mFlags & ~CHECKABLE) | (checkable ? CHECKABLE : 0); 141 return this; 142 } 143 144 public ActionMenuItem setExclusiveCheckable(boolean exclusive) { 145 mFlags = (mFlags & ~EXCLUSIVE) | (exclusive ? EXCLUSIVE : 0); 146 return this; 147 } 148 149 public MenuItem setChecked(boolean checked) { 150 mFlags = (mFlags & ~CHECKED) | (checked ? CHECKED : 0); 151 return this; 152 } 153 154 public MenuItem setEnabled(boolean enabled) { 155 mFlags = (mFlags & ~ENABLED) | (enabled ? ENABLED : 0); 156 return this; 157 } 158 159 public MenuItem setIcon(Drawable icon) { 160 mIconDrawable = icon; 161 mIconResId = NO_ICON; 162 return this; 163 } 164 165 public MenuItem setIcon(int iconRes) { 166 mIconResId = iconRes; 167 mIconDrawable = mContext.getResources().getDrawable(iconRes); 168 return this; 169 } 170 171 public MenuItem setIntent(Intent intent) { 172 mIntent = intent; 173 return this; 174 } 175 176 public MenuItem setNumericShortcut(char numericChar) { 177 mShortcutNumericChar = numericChar; 178 return this; 179 } 180 181 public MenuItem setOnMenuItemClickListener(OnMenuItemClickListener menuItemClickListener) { 182 mClickListener = menuItemClickListener; 183 return this; 184 } 185 186 public MenuItem setShortcut(char numericChar, char alphaChar) { 187 mShortcutNumericChar = numericChar; 188 mShortcutAlphabeticChar = alphaChar; 189 return this; 190 } 191 192 public MenuItem setTitle(CharSequence title) { 193 mTitle = title; 194 return this; 195 } 196 197 public MenuItem setTitle(int title) { 198 mTitle = mContext.getResources().getString(title); 199 return this; 200 } 201 202 public MenuItem setTitleCondensed(CharSequence title) { 203 mTitleCondensed = title; 204 return this; 205 } 206 207 public MenuItem setVisible(boolean visible) { 208 mFlags = (mFlags & HIDDEN) | (visible ? 0 : HIDDEN); 209 return this; 210 } 211 212 public boolean invoke() { 213 if (mClickListener != null && mClickListener.onMenuItemClick(this)) { 214 return true; 215 } 216 217 if (mIntent != null) { 218 mContext.startActivity(mIntent); 219 return true; 220 } 221 222 return false; 223 } 224 225 public void setShowAsAction(int show) { 226 // Do nothing. ActionMenuItems always show as action buttons. 227 } 228 229 public MenuItem setActionView(View actionView) { 230 throw new UnsupportedOperationException(); 231 } 232 233 public View getActionView() { 234 return null; 235 } 236 237 @Override 238 public MenuItem setActionView(int resId) { 239 throw new UnsupportedOperationException(); 240 } 241 242 @Override 243 public ActionProvider getActionProvider() { 244 return null; 245 } 246 247 @Override 248 public MenuItem setActionProvider(ActionProvider actionProvider) { 249 throw new UnsupportedOperationException(); 250 } 251 252 @Override 253 public MenuItem setShowAsActionFlags(int actionEnum) { 254 setShowAsAction(actionEnum); 255 return this; 256 } 257 258 @Override 259 public boolean expandActionView() { 260 return false; 261 } 262 263 @Override 264 public boolean collapseActionView() { 265 return false; 266 } 267 268 @Override 269 public boolean isActionViewExpanded() { 270 return false; 271 } 272 273 @Override 274 public MenuItem setOnActionExpandListener(OnActionExpandListener listener) { 275 // No need to save the listener; ActionMenuItem does not support collapsing items. 276 return this; 277 } 278} 279