The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 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 | |
| 17 | package android.view; |
| 18 | |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 19 | import com.android.internal.view.menu.MenuItemImpl; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | |
| 21 | import org.xmlpull.v1.XmlPullParser; |
| 22 | import org.xmlpull.v1.XmlPullParserException; |
| 23 | |
Tor Norbye | 7b9c912 | 2013-05-30 16:48:33 -0700 | [diff] [blame] | 24 | import android.annotation.MenuRes; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 25 | import android.app.Activity; |
| 26 | import android.content.Context; |
Yigit Boyar | b8c19b1 | 2014-09-17 19:23:21 -0700 | [diff] [blame] | 27 | import android.content.ContextWrapper; |
Chris Banes | 9cc36ca | 2015-02-23 12:30:13 +0000 | [diff] [blame] | 28 | import android.content.res.ColorStateList; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 29 | import android.content.res.TypedArray; |
| 30 | import android.content.res.XmlResourceParser; |
Chris Banes | 9cc36ca | 2015-02-23 12:30:13 +0000 | [diff] [blame] | 31 | import android.graphics.PorterDuff; |
| 32 | import android.graphics.drawable.Drawable; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 33 | import android.util.AttributeSet; |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 34 | import android.util.Log; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 35 | import android.util.Xml; |
| 36 | |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 37 | import java.io.IOException; |
| 38 | import java.lang.reflect.Constructor; |
| 39 | import java.lang.reflect.Method; |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 40 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 41 | /** |
| 42 | * This class is used to instantiate menu XML files into Menu objects. |
| 43 | * <p> |
| 44 | * For performance reasons, menu inflation relies heavily on pre-processing of |
| 45 | * XML files that is done at build time. Therefore, it is not currently possible |
| 46 | * to use MenuInflater with an XmlPullParser over a plain XML file at runtime; |
| 47 | * it only works with an XmlPullParser returned from a compiled resource (R. |
| 48 | * <em>something</em> file.) |
| 49 | */ |
| 50 | public class MenuInflater { |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 51 | private static final String LOG_TAG = "MenuInflater"; |
| 52 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | /** Menu tag name in XML. */ |
| 54 | private static final String XML_MENU = "menu"; |
| 55 | |
| 56 | /** Group tag name in XML. */ |
| 57 | private static final String XML_GROUP = "group"; |
| 58 | |
| 59 | /** Item tag name in XML. */ |
| 60 | private static final String XML_ITEM = "item"; |
| 61 | |
| 62 | private static final int NO_ID = 0; |
| 63 | |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 64 | private static final Class<?>[] ACTION_VIEW_CONSTRUCTOR_SIGNATURE = new Class[] {Context.class}; |
| 65 | |
| 66 | private static final Class<?>[] ACTION_PROVIDER_CONSTRUCTOR_SIGNATURE = ACTION_VIEW_CONSTRUCTOR_SIGNATURE; |
| 67 | |
| 68 | private final Object[] mActionViewConstructorArguments; |
| 69 | |
| 70 | private final Object[] mActionProviderConstructorArguments; |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 71 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | private Context mContext; |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 73 | private Object mRealOwner; |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 74 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 75 | /** |
| 76 | * Constructs a menu inflater. |
| 77 | * |
| 78 | * @see Activity#getMenuInflater() |
| 79 | */ |
| 80 | public MenuInflater(Context context) { |
| 81 | mContext = context; |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 82 | mActionViewConstructorArguments = new Object[] {context}; |
| 83 | mActionProviderConstructorArguments = mActionViewConstructorArguments; |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Constructs a menu inflater. |
| 88 | * |
| 89 | * @see Activity#getMenuInflater() |
| 90 | * @hide |
| 91 | */ |
| 92 | public MenuInflater(Context context, Object realOwner) { |
| 93 | mContext = context; |
| 94 | mRealOwner = realOwner; |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 95 | mActionViewConstructorArguments = new Object[] {context}; |
| 96 | mActionProviderConstructorArguments = mActionViewConstructorArguments; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | /** |
| 100 | * Inflate a menu hierarchy from the specified XML resource. Throws |
| 101 | * {@link InflateException} if there is an error. |
| 102 | * |
| 103 | * @param menuRes Resource ID for an XML layout resource to load (e.g., |
| 104 | * <code>R.menu.main_activity</code>) |
| 105 | * @param menu The Menu to inflate into. The items and submenus will be |
| 106 | * added to this Menu. |
| 107 | */ |
Tor Norbye | 7b9c912 | 2013-05-30 16:48:33 -0700 | [diff] [blame] | 108 | public void inflate(@MenuRes int menuRes, Menu menu) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | XmlResourceParser parser = null; |
| 110 | try { |
| 111 | parser = mContext.getResources().getLayout(menuRes); |
| 112 | AttributeSet attrs = Xml.asAttributeSet(parser); |
| 113 | |
| 114 | parseMenu(parser, attrs, menu); |
| 115 | } catch (XmlPullParserException e) { |
| 116 | throw new InflateException("Error inflating menu XML", e); |
| 117 | } catch (IOException e) { |
| 118 | throw new InflateException("Error inflating menu XML", e); |
| 119 | } finally { |
| 120 | if (parser != null) parser.close(); |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Called internally to fill the given menu. If a sub menu is seen, it will |
| 126 | * call this recursively. |
| 127 | */ |
| 128 | private void parseMenu(XmlPullParser parser, AttributeSet attrs, Menu menu) |
| 129 | throws XmlPullParserException, IOException { |
| 130 | MenuState menuState = new MenuState(menu); |
| 131 | |
| 132 | int eventType = parser.getEventType(); |
| 133 | String tagName; |
| 134 | boolean lookingForEndOfUnknownTag = false; |
| 135 | String unknownTagName = null; |
| 136 | |
| 137 | // This loop will skip to the menu start tag |
| 138 | do { |
| 139 | if (eventType == XmlPullParser.START_TAG) { |
| 140 | tagName = parser.getName(); |
| 141 | if (tagName.equals(XML_MENU)) { |
| 142 | // Go to next tag |
| 143 | eventType = parser.next(); |
| 144 | break; |
| 145 | } |
| 146 | |
| 147 | throw new RuntimeException("Expecting menu, got " + tagName); |
| 148 | } |
| 149 | eventType = parser.next(); |
| 150 | } while (eventType != XmlPullParser.END_DOCUMENT); |
| 151 | |
| 152 | boolean reachedEndOfMenu = false; |
| 153 | while (!reachedEndOfMenu) { |
| 154 | switch (eventType) { |
| 155 | case XmlPullParser.START_TAG: |
| 156 | if (lookingForEndOfUnknownTag) { |
| 157 | break; |
| 158 | } |
| 159 | |
| 160 | tagName = parser.getName(); |
| 161 | if (tagName.equals(XML_GROUP)) { |
| 162 | menuState.readGroup(attrs); |
| 163 | } else if (tagName.equals(XML_ITEM)) { |
| 164 | menuState.readItem(attrs); |
| 165 | } else if (tagName.equals(XML_MENU)) { |
| 166 | // A menu start tag denotes a submenu for an item |
| 167 | SubMenu subMenu = menuState.addSubMenuItem(); |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 168 | registerMenu(subMenu, attrs); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 169 | |
| 170 | // Parse the submenu into returned SubMenu |
| 171 | parseMenu(parser, attrs, subMenu); |
| 172 | } else { |
| 173 | lookingForEndOfUnknownTag = true; |
| 174 | unknownTagName = tagName; |
| 175 | } |
| 176 | break; |
| 177 | |
| 178 | case XmlPullParser.END_TAG: |
| 179 | tagName = parser.getName(); |
| 180 | if (lookingForEndOfUnknownTag && tagName.equals(unknownTagName)) { |
| 181 | lookingForEndOfUnknownTag = false; |
| 182 | unknownTagName = null; |
| 183 | } else if (tagName.equals(XML_GROUP)) { |
| 184 | menuState.resetGroup(); |
| 185 | } else if (tagName.equals(XML_ITEM)) { |
| 186 | // Add the item if it hasn't been added (if the item was |
| 187 | // a submenu, it would have been added already) |
| 188 | if (!menuState.hasAddedItem()) { |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 189 | if (menuState.itemActionProvider != null && |
| 190 | menuState.itemActionProvider.hasSubMenu()) { |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 191 | registerMenu(menuState.addSubMenuItem(), attrs); |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 192 | } else { |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 193 | registerMenu(menuState.addItem(), attrs); |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 194 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 195 | } |
| 196 | } else if (tagName.equals(XML_MENU)) { |
| 197 | reachedEndOfMenu = true; |
| 198 | } |
| 199 | break; |
| 200 | |
| 201 | case XmlPullParser.END_DOCUMENT: |
| 202 | throw new RuntimeException("Unexpected end of document"); |
| 203 | } |
| 204 | |
| 205 | eventType = parser.next(); |
| 206 | } |
| 207 | } |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 208 | |
| 209 | /** |
| 210 | * The method is a hook for layoutlib to do its magic. |
| 211 | * Nothing is needed outside of LayoutLib. However, it should not be deleted because it |
| 212 | * appears to do nothing. |
| 213 | */ |
| 214 | private void registerMenu(@SuppressWarnings("unused") MenuItem item, |
| 215 | @SuppressWarnings("unused") AttributeSet set) { |
| 216 | } |
| 217 | |
| 218 | /** |
| 219 | * The method is a hook for layoutlib to do its magic. |
| 220 | * Nothing is needed outside of LayoutLib. However, it should not be deleted because it |
| 221 | * appears to do nothing. |
| 222 | */ |
| 223 | private void registerMenu(@SuppressWarnings("unused") SubMenu subMenu, |
| 224 | @SuppressWarnings("unused") AttributeSet set) { |
| 225 | } |
| 226 | |
| 227 | // Needed by layoutlib. |
| 228 | /*package*/ Context getContext() { |
| 229 | return mContext; |
| 230 | } |
| 231 | |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 232 | private static class InflatedOnMenuItemClickListener |
| 233 | implements MenuItem.OnMenuItemClickListener { |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 234 | private static final Class<?>[] PARAM_TYPES = new Class[] { MenuItem.class }; |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 235 | |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 236 | private Object mRealOwner; |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 237 | private Method mMethod; |
| 238 | |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 239 | public InflatedOnMenuItemClickListener(Object realOwner, String methodName) { |
| 240 | mRealOwner = realOwner; |
| 241 | Class<?> c = realOwner.getClass(); |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 242 | try { |
| 243 | mMethod = c.getMethod(methodName, PARAM_TYPES); |
| 244 | } catch (Exception e) { |
| 245 | InflateException ex = new InflateException( |
| 246 | "Couldn't resolve menu item onClick handler " + methodName + |
| 247 | " in class " + c.getName()); |
| 248 | ex.initCause(e); |
| 249 | throw ex; |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | public boolean onMenuItemClick(MenuItem item) { |
| 254 | try { |
| 255 | if (mMethod.getReturnType() == Boolean.TYPE) { |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 256 | return (Boolean) mMethod.invoke(mRealOwner, item); |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 257 | } else { |
Dianne Hackborn | 9275197 | 2012-05-18 19:22:14 -0700 | [diff] [blame] | 258 | mMethod.invoke(mRealOwner, item); |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 259 | return true; |
| 260 | } |
| 261 | } catch (Exception e) { |
| 262 | throw new RuntimeException(e); |
| 263 | } |
| 264 | } |
| 265 | } |
Yigit Boyar | b8c19b1 | 2014-09-17 19:23:21 -0700 | [diff] [blame] | 266 | |
| 267 | private Object getRealOwner() { |
| 268 | if (mRealOwner == null) { |
| 269 | mRealOwner = findRealOwner(mContext); |
| 270 | } |
| 271 | return mRealOwner; |
| 272 | } |
| 273 | |
| 274 | private Object findRealOwner(Object owner) { |
| 275 | if (owner instanceof Activity) { |
| 276 | return owner; |
| 277 | } |
| 278 | if (owner instanceof ContextWrapper) { |
| 279 | return findRealOwner(((ContextWrapper) owner).getBaseContext()); |
| 280 | } |
| 281 | return owner; |
| 282 | } |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 283 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 284 | /** |
| 285 | * State for the current menu. |
| 286 | * <p> |
| 287 | * Groups can not be nested unless there is another menu (which will have |
| 288 | * its state class). |
| 289 | */ |
| 290 | private class MenuState { |
| 291 | private Menu menu; |
| 292 | |
| 293 | /* |
| 294 | * Group state is set on items as they are added, allowing an item to |
| 295 | * override its group state. (As opposed to set on items at the group end tag.) |
| 296 | */ |
| 297 | private int groupId; |
| 298 | private int groupCategory; |
| 299 | private int groupOrder; |
| 300 | private int groupCheckable; |
| 301 | private boolean groupVisible; |
| 302 | private boolean groupEnabled; |
| 303 | |
| 304 | private boolean itemAdded; |
| 305 | private int itemId; |
| 306 | private int itemCategoryOrder; |
Adam Powell | 6650185 | 2011-01-27 17:10:40 -0800 | [diff] [blame] | 307 | private CharSequence itemTitle; |
| 308 | private CharSequence itemTitleCondensed; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 309 | private int itemIconResId; |
| 310 | private char itemAlphabeticShortcut; |
| 311 | private char itemNumericShortcut; |
| 312 | /** |
| 313 | * Sync to attrs.xml enum: |
| 314 | * - 0: none |
| 315 | * - 1: all |
| 316 | * - 2: exclusive |
| 317 | */ |
| 318 | private int itemCheckable; |
| 319 | private boolean itemChecked; |
| 320 | private boolean itemVisible; |
| 321 | private boolean itemEnabled; |
| 322 | |
Adam Powell | 96675b1 | 2010-06-10 18:58:59 -0700 | [diff] [blame] | 323 | /** |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 324 | * Sync to attrs.xml enum, values in MenuItem: |
Adam Powell | 96675b1 | 2010-06-10 18:58:59 -0700 | [diff] [blame] | 325 | * - 0: never |
| 326 | * - 1: ifRoom |
| 327 | * - 2: always |
Adam Powell | 4d9861e | 2010-08-17 11:14:40 -0700 | [diff] [blame] | 328 | * - -1: Safe sentinel for "no value". |
Adam Powell | 96675b1 | 2010-06-10 18:58:59 -0700 | [diff] [blame] | 329 | */ |
Adam Powell | fbb72fd | 2010-08-16 18:01:21 -0700 | [diff] [blame] | 330 | private int itemShowAsAction; |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 331 | |
| 332 | private int itemActionViewLayout; |
| 333 | private String itemActionViewClassName; |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 334 | private String itemActionProviderClassName; |
| 335 | |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 336 | private String itemListenerMethodName; |
| 337 | |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 338 | private ActionProvider itemActionProvider; |
| 339 | |
Chris Banes | 9cc36ca | 2015-02-23 12:30:13 +0000 | [diff] [blame] | 340 | private ColorStateList itemIconTintList; |
| 341 | private boolean itemIconTintListSet; |
| 342 | private PorterDuff.Mode itemIconTintMode; |
| 343 | private boolean itemIconTintModeSet; |
| 344 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 345 | private static final int defaultGroupId = NO_ID; |
| 346 | private static final int defaultItemId = NO_ID; |
| 347 | private static final int defaultItemCategory = 0; |
| 348 | private static final int defaultItemOrder = 0; |
| 349 | private static final int defaultItemCheckable = 0; |
| 350 | private static final boolean defaultItemChecked = false; |
| 351 | private static final boolean defaultItemVisible = true; |
| 352 | private static final boolean defaultItemEnabled = true; |
| 353 | |
| 354 | public MenuState(final Menu menu) { |
| 355 | this.menu = menu; |
| 356 | |
| 357 | resetGroup(); |
| 358 | } |
| 359 | |
| 360 | public void resetGroup() { |
| 361 | groupId = defaultGroupId; |
| 362 | groupCategory = defaultItemCategory; |
| 363 | groupOrder = defaultItemOrder; |
| 364 | groupCheckable = defaultItemCheckable; |
| 365 | groupVisible = defaultItemVisible; |
| 366 | groupEnabled = defaultItemEnabled; |
| 367 | } |
| 368 | |
| 369 | /** |
| 370 | * Called when the parser is pointing to a group tag. |
| 371 | */ |
| 372 | public void readGroup(AttributeSet attrs) { |
| 373 | TypedArray a = mContext.obtainStyledAttributes(attrs, |
| 374 | com.android.internal.R.styleable.MenuGroup); |
| 375 | |
| 376 | groupId = a.getResourceId(com.android.internal.R.styleable.MenuGroup_id, defaultGroupId); |
| 377 | groupCategory = a.getInt(com.android.internal.R.styleable.MenuGroup_menuCategory, defaultItemCategory); |
| 378 | groupOrder = a.getInt(com.android.internal.R.styleable.MenuGroup_orderInCategory, defaultItemOrder); |
| 379 | groupCheckable = a.getInt(com.android.internal.R.styleable.MenuGroup_checkableBehavior, defaultItemCheckable); |
| 380 | groupVisible = a.getBoolean(com.android.internal.R.styleable.MenuGroup_visible, defaultItemVisible); |
| 381 | groupEnabled = a.getBoolean(com.android.internal.R.styleable.MenuGroup_enabled, defaultItemEnabled); |
| 382 | |
| 383 | a.recycle(); |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * Called when the parser is pointing to an item tag. |
| 388 | */ |
| 389 | public void readItem(AttributeSet attrs) { |
| 390 | TypedArray a = mContext.obtainStyledAttributes(attrs, |
| 391 | com.android.internal.R.styleable.MenuItem); |
| 392 | |
| 393 | // Inherit attributes from the group as default value |
| 394 | itemId = a.getResourceId(com.android.internal.R.styleable.MenuItem_id, defaultItemId); |
| 395 | final int category = a.getInt(com.android.internal.R.styleable.MenuItem_menuCategory, groupCategory); |
| 396 | final int order = a.getInt(com.android.internal.R.styleable.MenuItem_orderInCategory, groupOrder); |
| 397 | itemCategoryOrder = (category & Menu.CATEGORY_MASK) | (order & Menu.USER_MASK); |
Adam Powell | 6650185 | 2011-01-27 17:10:40 -0800 | [diff] [blame] | 398 | itemTitle = a.getText(com.android.internal.R.styleable.MenuItem_title); |
| 399 | itemTitleCondensed = a.getText(com.android.internal.R.styleable.MenuItem_titleCondensed); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 400 | itemIconResId = a.getResourceId(com.android.internal.R.styleable.MenuItem_icon, 0); |
| 401 | itemAlphabeticShortcut = |
| 402 | getShortcut(a.getString(com.android.internal.R.styleable.MenuItem_alphabeticShortcut)); |
| 403 | itemNumericShortcut = |
| 404 | getShortcut(a.getString(com.android.internal.R.styleable.MenuItem_numericShortcut)); |
| 405 | if (a.hasValue(com.android.internal.R.styleable.MenuItem_checkable)) { |
| 406 | // Item has attribute checkable, use it |
| 407 | itemCheckable = a.getBoolean(com.android.internal.R.styleable.MenuItem_checkable, false) ? 1 : 0; |
| 408 | } else { |
| 409 | // Item does not have attribute, use the group's (group can have one more state |
| 410 | // for checkable that represents the exclusive checkable) |
| 411 | itemCheckable = groupCheckable; |
| 412 | } |
| 413 | itemChecked = a.getBoolean(com.android.internal.R.styleable.MenuItem_checked, defaultItemChecked); |
| 414 | itemVisible = a.getBoolean(com.android.internal.R.styleable.MenuItem_visible, groupVisible); |
| 415 | itemEnabled = a.getBoolean(com.android.internal.R.styleable.MenuItem_enabled, groupEnabled); |
Adam Powell | 4d9861e | 2010-08-17 11:14:40 -0700 | [diff] [blame] | 416 | itemShowAsAction = a.getInt(com.android.internal.R.styleable.MenuItem_showAsAction, -1); |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 417 | itemListenerMethodName = a.getString(com.android.internal.R.styleable.MenuItem_onClick); |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 418 | itemActionViewLayout = a.getResourceId(com.android.internal.R.styleable.MenuItem_actionLayout, 0); |
| 419 | itemActionViewClassName = a.getString(com.android.internal.R.styleable.MenuItem_actionViewClass); |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 420 | itemActionProviderClassName = a.getString(com.android.internal.R.styleable.MenuItem_actionProviderClass); |
| 421 | |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 422 | final boolean hasActionProvider = itemActionProviderClassName != null; |
| 423 | if (hasActionProvider && itemActionViewLayout == 0 && itemActionViewClassName == null) { |
| 424 | itemActionProvider = newInstance(itemActionProviderClassName, |
| 425 | ACTION_PROVIDER_CONSTRUCTOR_SIGNATURE, |
| 426 | mActionProviderConstructorArguments); |
| 427 | } else { |
| 428 | if (hasActionProvider) { |
| 429 | Log.w(LOG_TAG, "Ignoring attribute 'actionProviderClass'." |
| 430 | + " Action view already specified."); |
| 431 | } |
| 432 | itemActionProvider = null; |
| 433 | } |
| 434 | |
Chris Banes | 9cc36ca | 2015-02-23 12:30:13 +0000 | [diff] [blame] | 435 | if (a.hasValueOrEmpty(com.android.internal.R.styleable.MenuItem_iconTint)) { |
| 436 | itemIconTintList = a.getColorStateList( |
| 437 | com.android.internal.R.styleable.MenuItem_iconTint); |
| 438 | itemIconTintListSet = true; |
| 439 | } else { |
| 440 | itemIconTintList = null; |
| 441 | itemIconTintListSet = false; |
| 442 | } |
| 443 | if (a.hasValueOrEmpty(com.android.internal.R.styleable.MenuItem_iconTintMode)) { |
| 444 | itemIconTintMode = Drawable.parseTintMode( |
| 445 | a.getInt(com.android.internal.R.styleable.MenuItem_iconTintMode, -1), null); |
| 446 | itemIconTintModeSet = true; |
| 447 | } else { |
| 448 | itemIconTintMode = null; |
| 449 | itemIconTintModeSet = false; |
| 450 | } |
| 451 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 452 | a.recycle(); |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 453 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 454 | itemAdded = false; |
| 455 | } |
| 456 | |
| 457 | private char getShortcut(String shortcutString) { |
| 458 | if (shortcutString == null) { |
| 459 | return 0; |
| 460 | } else { |
| 461 | return shortcutString.charAt(0); |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | private void setItem(MenuItem item) { |
| 466 | item.setChecked(itemChecked) |
| 467 | .setVisible(itemVisible) |
| 468 | .setEnabled(itemEnabled) |
| 469 | .setCheckable(itemCheckable >= 1) |
| 470 | .setTitleCondensed(itemTitleCondensed) |
| 471 | .setIcon(itemIconResId) |
| 472 | .setAlphabeticShortcut(itemAlphabeticShortcut) |
Adam Powell | 4d9861e | 2010-08-17 11:14:40 -0700 | [diff] [blame] | 473 | .setNumericShortcut(itemNumericShortcut); |
| 474 | |
| 475 | if (itemShowAsAction >= 0) { |
| 476 | item.setShowAsAction(itemShowAsAction); |
| 477 | } |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 478 | |
| 479 | if (itemListenerMethodName != null) { |
Adam Powell | 5d27977 | 2010-07-27 16:34:07 -0700 | [diff] [blame] | 480 | if (mContext.isRestricted()) { |
| 481 | throw new IllegalStateException("The android:onClick attribute cannot " |
| 482 | + "be used within a restricted context"); |
| 483 | } |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 484 | item.setOnMenuItemClickListener( |
Yigit Boyar | b8c19b1 | 2014-09-17 19:23:21 -0700 | [diff] [blame] | 485 | new InflatedOnMenuItemClickListener(getRealOwner(), itemListenerMethodName)); |
Adam Powell | 33b9743 | 2010-04-20 10:01:14 -0700 | [diff] [blame] | 486 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 487 | |
Adam Powell | 96675b1 | 2010-06-10 18:58:59 -0700 | [diff] [blame] | 488 | if (item instanceof MenuItemImpl) { |
| 489 | MenuItemImpl impl = (MenuItemImpl) item; |
| 490 | if (itemCheckable >= 2) { |
| 491 | impl.setExclusiveCheckable(true); |
| 492 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 493 | } |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 494 | |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 495 | boolean actionViewSpecified = false; |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 496 | if (itemActionViewClassName != null) { |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 497 | View actionView = (View) newInstance(itemActionViewClassName, |
| 498 | ACTION_VIEW_CONSTRUCTOR_SIGNATURE, mActionViewConstructorArguments); |
| 499 | item.setActionView(actionView); |
| 500 | actionViewSpecified = true; |
| 501 | } |
| 502 | if (itemActionViewLayout > 0) { |
| 503 | if (!actionViewSpecified) { |
| 504 | item.setActionView(itemActionViewLayout); |
| 505 | actionViewSpecified = true; |
| 506 | } else { |
| 507 | Log.w(LOG_TAG, "Ignoring attribute 'itemActionViewLayout'." |
| 508 | + " Action view already specified."); |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 509 | } |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 510 | } |
Adam Powell | 961dd11 | 2011-07-12 14:25:23 -0700 | [diff] [blame] | 511 | if (itemActionProvider != null) { |
| 512 | item.setActionProvider(itemActionProvider); |
Adam Powell | cf78b3e | 2010-09-12 18:25:23 -0700 | [diff] [blame] | 513 | } |
Chris Banes | 9cc36ca | 2015-02-23 12:30:13 +0000 | [diff] [blame] | 514 | |
| 515 | if (itemIconTintListSet) { |
| 516 | item.setIconTintList(itemIconTintList); |
| 517 | } |
| 518 | if (itemIconTintModeSet) { |
| 519 | item.setIconTintMode(itemIconTintMode); |
| 520 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 521 | } |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 522 | |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 523 | public MenuItem addItem() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 524 | itemAdded = true; |
Deepanshu Gupta | 1001961 | 2014-04-18 12:32:38 -0700 | [diff] [blame] | 525 | MenuItem item = menu.add(groupId, itemId, itemCategoryOrder, itemTitle); |
| 526 | setItem(item); |
| 527 | return item; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 528 | } |
| 529 | |
| 530 | public SubMenu addSubMenuItem() { |
| 531 | itemAdded = true; |
| 532 | SubMenu subMenu = menu.addSubMenu(groupId, itemId, itemCategoryOrder, itemTitle); |
| 533 | setItem(subMenu.getItem()); |
| 534 | return subMenu; |
| 535 | } |
| 536 | |
| 537 | public boolean hasAddedItem() { |
| 538 | return itemAdded; |
| 539 | } |
Svetoslav Ganov | 51ac0e9 | 2011-06-17 13:45:13 -0700 | [diff] [blame] | 540 | |
| 541 | @SuppressWarnings("unchecked") |
| 542 | private <T> T newInstance(String className, Class<?>[] constructorSignature, |
| 543 | Object[] arguments) { |
| 544 | try { |
| 545 | Class<?> clazz = mContext.getClassLoader().loadClass(className); |
| 546 | Constructor<?> constructor = clazz.getConstructor(constructorSignature); |
| 547 | return (T) constructor.newInstance(arguments); |
| 548 | } catch (Exception e) { |
| 549 | Log.w(LOG_TAG, "Cannot instantiate class: " + className, e); |
| 550 | } |
| 551 | return null; |
| 552 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 553 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 554 | } |