actionbarsherlock/src/com/actionbarsherlock/internal/view/menu/MenuWrapper.java

   1 package com.actionbarsherlock.internal.view.menu;
   2
   3 import java.util.WeakHashMap;
   4 import android.content.ComponentName;
   5 import android.content.Intent;
   6 import android.view.KeyEvent;
   7 import com.actionbarsherlock.view.Menu;
   8 import com.actionbarsherlock.view.MenuItem;
   9 import com.actionbarsherlock.view.SubMenu;
  10
  11 public class MenuWrapper implements Menu {
  12     private final android.view.Menu mNativeMenu;
  13
  14     private final WeakHashMap<android.view.MenuItem, MenuItem> mNativeMap =
  15             new WeakHashMap<android.view.MenuItem, MenuItem>();
  16
  17
  18     public MenuWrapper(android.view.Menu nativeMenu) {
  19         mNativeMenu = nativeMenu;
  20     }
  21
  22     public android.view.Menu unwrap() {
  23         return mNativeMenu;
  24     }
  25
  26     private MenuItem addInternal(android.view.MenuItem nativeItem) {
  27         MenuItem item = new MenuItemWrapper(nativeItem);
  28         mNativeMap.put(nativeItem, item);
  29         return item;
  30     }
  31
  32     @Override
  33     public MenuItem add(CharSequence title) {
  34         return addInternal(mNativeMenu.add(title));
  35     }
  36
  37     @Override
  38     public MenuItem add(int titleRes) {
  39         return addInternal(mNativeMenu.add(titleRes));
  40     }
  41
  42     @Override
  43     public MenuItem add(int groupId, int itemId, int order, CharSequence title) {
  44         return addInternal(mNativeMenu.add(groupId, itemId, order, title));
  45     }
  46
  47     @Override
  48     public MenuItem add(int groupId, int itemId, int order, int titleRes) {
  49         return addInternal(mNativeMenu.add(groupId, itemId, order, titleRes));
  50     }
  51
  52     private SubMenu addInternal(android.view.SubMenu nativeSubMenu) {
  53         SubMenu subMenu = new SubMenuWrapper(nativeSubMenu);
  54         android.view.MenuItem nativeItem = nativeSubMenu.getItem();
  55         MenuItem item = subMenu.getItem();
  56         mNativeMap.put(nativeItem, item);
  57         return subMenu;
  58     }
  59
  60     @Override
  61     public SubMenu addSubMenu(CharSequence title) {
  62         return addInternal(mNativeMenu.addSubMenu(title));
  63     }
  64
  65     @Override
  66     public SubMenu addSubMenu(int titleRes) {
  67         return addInternal(mNativeMenu.addSubMenu(titleRes));
  68     }
  69
  70     @Override
  71     public SubMenu addSubMenu(int groupId, int itemId, int order, CharSequence title) {
  72         return addInternal(mNativeMenu.addSubMenu(groupId, itemId, order, title));
  73     }
  74
  75     @Override
  76     public SubMenu addSubMenu(int groupId, int itemId, int order, int titleRes) {
  77         return addInternal(mNativeMenu.addSubMenu(groupId, itemId, order, titleRes));
  78     }
  79
  80     @Override
  81     public int addIntentOptions(int groupId, int itemId, int order, ComponentName caller, Intent[] specifics, Intent intent, int flags, MenuItem[] outSpecificItems) {
  82         int result;
  83         if (outSpecificItems != null) {
  84             android.view.MenuItem[] nativeOutItems = new android.view.MenuItem[outSpecificItems.length];
  85             result = mNativeMenu.addIntentOptions(groupId, itemId, order, caller, specifics, intent, flags, nativeOutItems);
  86             for (int i = 0, length = outSpecificItems.length; i < length; i++) {
  87                 outSpecificItems[i] = new MenuItemWrapper(nativeOutItems[i]);
  88             }
  89         } else {
  90             result = mNativeMenu.addIntentOptions(groupId, itemId, order, caller, specifics, intent, flags, null);
  91         }
  92         return result;
  93     }
  94
  95     @Override
  96     public void removeItem(int id) {
  97         mNativeMenu.removeItem(id);
  98     }
  99
 100     @Override
 101     public void removeGroup(int groupId) {
 102         mNativeMenu.removeGroup(groupId);
 103     }
 104
 105     @Override
 106     public void clear() {
 107         mNativeMap.clear();
 108         mNativeMenu.clear();
 109     }
 110
 111     @Override
 112     public void setGroupCheckable(int group, boolean checkable, boolean exclusive) {
 113         mNativeMenu.setGroupCheckable(group, checkable, exclusive);
 114     }
 115
 116     @Override
 117     public void setGroupVisible(int group, boolean visible) {
 118         mNativeMenu.setGroupVisible(group, visible);
 119     }
 120
 121     @Override
 122     public void setGroupEnabled(int group, boolean enabled) {
 123         mNativeMenu.setGroupEnabled(group, enabled);
 124     }
 125
 126     @Override
 127     public boolean hasVisibleItems() {
 128         return mNativeMenu.hasVisibleItems();
 129     }
 130
 131     @Override
 132     public MenuItem findItem(int id) {
 133         android.view.MenuItem nativeItem = mNativeMenu.findItem(id);
 134         return findItem(nativeItem);
 135     }
 136
 137     public MenuItem findItem(android.view.MenuItem nativeItem) {
 138         if (nativeItem == null) {
 139             return null;
 140         }
 141
 142         MenuItem wrapped = mNativeMap.get(nativeItem);
 143         if (wrapped != null) {
 144             return wrapped;
 145         }
 146
 147         return addInternal(nativeItem);
 148     }
 149
 150     @Override
 151     public int size() {
 152         return mNativeMenu.size();
 153     }
 154
 155     @Override
 156     public MenuItem getItem(int index) {
 157         android.view.MenuItem nativeItem = mNativeMenu.getItem(index);
 158         return findItem(nativeItem);
 159     }
 160
 161     @Override
 162     public void close() {
 163         mNativeMenu.close();
 164     }
 165
 166     @Override
 167     public boolean performShortcut(int keyCode, KeyEvent event, int flags) {
 168         return mNativeMenu.performShortcut(keyCode, event, flags);
 169     }
 170
 171     @Override
 172     public boolean isShortcutKey(int keyCode, KeyEvent event) {
 173         return mNativeMenu.isShortcutKey(keyCode, event);
 174     }
 175
 176     @Override
 177     public boolean performIdentifierAction(int id, int flags) {
 178         return mNativeMenu.performIdentifierAction(id, flags);
 179     }
 180
 181     @Override
 182     public void setQwertyMode(boolean isQwerty) {
 183         mNativeMenu.setQwertyMode(isQwerty);
 184     }
 185 }