| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.internal.view.menu; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.view.KeyEvent; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| import android.view.SubMenu; |
| |
| /** |
| * @hide |
| */ |
| public class ActionMenu implements Menu { |
| private Context mContext; |
| |
| private boolean mIsQwerty; |
| |
| private ArrayList<ActionMenuItem> mItems; |
| |
| public ActionMenu(Context context) { |
| mContext = context; |
| mItems = new ArrayList<ActionMenuItem>(); |
| } |
| |
| public Context getContext() { |
| return mContext; |
| } |
| |
| public MenuItem add(CharSequence title) { |
| return add(0, 0, 0, title); |
| } |
| |
| public MenuItem add(int titleRes) { |
| return add(0, 0, 0, titleRes); |
| } |
| |
| public MenuItem add(int groupId, int itemId, int order, int titleRes) { |
| return add(groupId, itemId, order, mContext.getResources().getString(titleRes)); |
| } |
| |
| public MenuItem add(int groupId, int itemId, int order, CharSequence title) { |
| ActionMenuItem item = new ActionMenuItem(getContext(), |
| groupId, itemId, 0, order, title); |
| mItems.add(order, item); |
| return item; |
| } |
| |
| public int addIntentOptions(int groupId, int itemId, int order, |
| ComponentName caller, Intent[] specifics, Intent intent, int flags, |
| MenuItem[] outSpecificItems) { |
| PackageManager pm = mContext.getPackageManager(); |
| final List<ResolveInfo> lri = |
| pm.queryIntentActivityOptions(caller, specifics, intent, 0); |
| final int N = lri != null ? lri.size() : 0; |
| |
| if ((flags & FLAG_APPEND_TO_GROUP) == 0) { |
| removeGroup(groupId); |
| } |
| |
| for (int i=0; i<N; i++) { |
| final ResolveInfo ri = lri.get(i); |
| Intent rintent = new Intent( |
| ri.specificIndex < 0 ? intent : specifics[ri.specificIndex]); |
| rintent.setComponent(new ComponentName( |
| ri.activityInfo.applicationInfo.packageName, |
| ri.activityInfo.name)); |
| final MenuItem item = add(groupId, itemId, order, ri.loadLabel(pm)) |
| .setIcon(ri.loadIcon(pm)) |
| .setIntent(rintent); |
| if (outSpecificItems != null && ri.specificIndex >= 0) { |
| outSpecificItems[ri.specificIndex] = item; |
| } |
| } |
| |
| return N; |
| } |
| |
| public SubMenu addSubMenu(CharSequence title) { |
| // TODO Implement submenus |
| return null; |
| } |
| |
| public SubMenu addSubMenu(int titleRes) { |
| // TODO Implement submenus |
| return null; |
| } |
| |
| public SubMenu addSubMenu(int groupId, int itemId, int order, |
| CharSequence title) { |
| // TODO Implement submenus |
| return null; |
| } |
| |
| public SubMenu addSubMenu(int groupId, int itemId, int order, int titleRes) { |
| // TODO Implement submenus |
| return null; |
| } |
| |
| public void clear() { |
| mItems.clear(); |
| } |
| |
| public void close() { |
| } |
| |
| private int findItemIndex(int id) { |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| for (int i = 0; i < itemCount; i++) { |
| if (items.get(i).getItemId() == id) { |
| return i; |
| } |
| } |
| |
| return -1; |
| } |
| |
| public MenuItem findItem(int id) { |
| return mItems.get(findItemIndex(id)); |
| } |
| |
| public MenuItem getItem(int index) { |
| return mItems.get(index); |
| } |
| |
| public boolean hasVisibleItems() { |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| |
| for (int i = 0; i < itemCount; i++) { |
| if (items.get(i).isVisible()) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| private ActionMenuItem findItemWithShortcut(int keyCode, KeyEvent event) { |
| // TODO Make this smarter. |
| final boolean qwerty = mIsQwerty; |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| final int modifierState = event.getModifiers(); |
| for (int i = 0; i < itemCount; i++) { |
| ActionMenuItem item = items.get(i); |
| final char shortcut = qwerty ? item.getAlphabeticShortcut() : |
| item.getNumericShortcut(); |
| final int shortcutModifiers = |
| qwerty ? item.getAlphabeticModifiers() : item.getNumericModifiers(); |
| final boolean is_modifiers_exact_match = (modifierState & SUPPORTED_MODIFIERS_MASK) |
| == (shortcutModifiers & SUPPORTED_MODIFIERS_MASK); |
| if ((keyCode == shortcut) && is_modifiers_exact_match) { |
| return item; |
| } |
| } |
| return null; |
| } |
| |
| public boolean isShortcutKey(int keyCode, KeyEvent event) { |
| return findItemWithShortcut(keyCode, event) != null; |
| } |
| |
| public boolean performIdentifierAction(int id, int flags) { |
| final int index = findItemIndex(id); |
| if (index < 0) { |
| return false; |
| } |
| |
| return mItems.get(index).invoke(); |
| } |
| |
| public boolean performShortcut(int keyCode, KeyEvent event, int flags) { |
| ActionMenuItem item = findItemWithShortcut(keyCode, event); |
| if (item == null) { |
| return false; |
| } |
| |
| return item.invoke(); |
| } |
| |
| public void removeGroup(int groupId) { |
| final ArrayList<ActionMenuItem> items = mItems; |
| int itemCount = items.size(); |
| int i = 0; |
| while (i < itemCount) { |
| if (items.get(i).getGroupId() == groupId) { |
| items.remove(i); |
| itemCount--; |
| } else { |
| i++; |
| } |
| } |
| } |
| |
| public void removeItem(int id) { |
| mItems.remove(findItemIndex(id)); |
| } |
| |
| public void setGroupCheckable(int group, boolean checkable, |
| boolean exclusive) { |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| |
| for (int i = 0; i < itemCount; i++) { |
| ActionMenuItem item = items.get(i); |
| if (item.getGroupId() == group) { |
| item.setCheckable(checkable); |
| item.setExclusiveCheckable(exclusive); |
| } |
| } |
| } |
| |
| public void setGroupEnabled(int group, boolean enabled) { |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| |
| for (int i = 0; i < itemCount; i++) { |
| ActionMenuItem item = items.get(i); |
| if (item.getGroupId() == group) { |
| item.setEnabled(enabled); |
| } |
| } |
| } |
| |
| public void setGroupVisible(int group, boolean visible) { |
| final ArrayList<ActionMenuItem> items = mItems; |
| final int itemCount = items.size(); |
| |
| for (int i = 0; i < itemCount; i++) { |
| ActionMenuItem item = items.get(i); |
| if (item.getGroupId() == group) { |
| item.setVisible(visible); |
| } |
| } |
| } |
| |
| public void setQwertyMode(boolean isQwerty) { |
| mIsQwerty = isQwerty; |
| } |
| |
| public int size() { |
| return mItems.size(); |
| } |
| } |