| /* |
| * Copyright (C) 2016 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.systemui.statusbar; |
| |
| import static android.content.Context.LAYOUT_INFLATER_SERVICE; |
| import static android.view.View.IMPORTANT_FOR_ACCESSIBILITY_YES; |
| import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.app.AlertDialog; |
| import android.app.AppGlobals; |
| import android.app.Dialog; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.DialogInterface.OnClickListener; |
| import android.content.Intent; |
| import android.content.pm.IPackageManager; |
| import android.content.pm.PackageInfo; |
| import android.content.pm.ResolveInfo; |
| import android.content.res.ColorStateList; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.graphics.drawable.Drawable; |
| import android.graphics.drawable.Icon; |
| import android.hardware.input.InputManager; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.RemoteException; |
| import android.util.Log; |
| import android.util.SparseArray; |
| import android.view.ContextThemeWrapper; |
| import android.view.InputDevice; |
| import android.view.KeyCharacterMap; |
| import android.view.KeyEvent; |
| import android.view.KeyboardShortcutGroup; |
| import android.view.KeyboardShortcutInfo; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.View.AccessibilityDelegate; |
| import android.view.ViewGroup; |
| import android.view.Window; |
| import android.view.WindowManager; |
| import android.view.WindowManager.KeyboardShortcutsReceiver; |
| import android.view.accessibility.AccessibilityNodeInfo; |
| import android.widget.ImageView; |
| import android.widget.LinearLayout; |
| import android.widget.RelativeLayout; |
| import android.widget.TextView; |
| |
| import com.android.internal.app.AssistUtils; |
| import com.android.internal.logging.MetricsLogger; |
| import com.android.internal.logging.nano.MetricsProto; |
| import com.android.settingslib.Utils; |
| import com.android.systemui.R; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| /** |
| * Contains functionality for handling keyboard shortcuts. |
| */ |
| public final class KeyboardShortcuts { |
| private static final String TAG = KeyboardShortcuts.class.getSimpleName(); |
| private static final Object sLock = new Object(); |
| private static KeyboardShortcuts sInstance; |
| |
| private final SparseArray<String> mSpecialCharacterNames = new SparseArray<>(); |
| private final SparseArray<String> mModifierNames = new SparseArray<>(); |
| private final SparseArray<Drawable> mSpecialCharacterDrawables = new SparseArray<>(); |
| private final SparseArray<Drawable> mModifierDrawables = new SparseArray<>(); |
| // Ordered list of modifiers that are supported. All values in this array must exist in |
| // mModifierNames. |
| private final int[] mModifierList = new int[] { |
| KeyEvent.META_META_ON, KeyEvent.META_CTRL_ON, KeyEvent.META_ALT_ON, |
| KeyEvent.META_SHIFT_ON, KeyEvent.META_SYM_ON, KeyEvent.META_FUNCTION_ON |
| }; |
| |
| private final Handler mHandler = new Handler(Looper.getMainLooper()); |
| private final Context mContext; |
| private final IPackageManager mPackageManager; |
| private final OnClickListener mDialogCloseListener = new DialogInterface.OnClickListener() { |
| public void onClick(DialogInterface dialog, int id) { |
| dismissKeyboardShortcuts(); |
| } |
| }; |
| private final Comparator<KeyboardShortcutInfo> mApplicationItemsComparator = |
| new Comparator<KeyboardShortcutInfo>() { |
| @Override |
| public int compare(KeyboardShortcutInfo ksh1, KeyboardShortcutInfo ksh2) { |
| boolean ksh1ShouldBeLast = ksh1.getLabel() == null |
| || ksh1.getLabel().toString().isEmpty(); |
| boolean ksh2ShouldBeLast = ksh2.getLabel() == null |
| || ksh2.getLabel().toString().isEmpty(); |
| if (ksh1ShouldBeLast && ksh2ShouldBeLast) { |
| return 0; |
| } |
| if (ksh1ShouldBeLast) { |
| return 1; |
| } |
| if (ksh2ShouldBeLast) { |
| return -1; |
| } |
| return (ksh1.getLabel().toString()).compareToIgnoreCase( |
| ksh2.getLabel().toString()); |
| } |
| }; |
| |
| private Dialog mKeyboardShortcutsDialog; |
| private KeyCharacterMap mKeyCharacterMap; |
| private KeyCharacterMap mBackupKeyCharacterMap; |
| |
| private KeyboardShortcuts(Context context) { |
| this.mContext = new ContextThemeWrapper( |
| context, android.R.style.Theme_DeviceDefault_Settings); |
| this.mPackageManager = AppGlobals.getPackageManager(); |
| loadResources(context); |
| } |
| |
| private static KeyboardShortcuts getInstance(Context context) { |
| if (sInstance == null) { |
| sInstance = new KeyboardShortcuts(context); |
| } |
| return sInstance; |
| } |
| |
| public static void show(Context context, int deviceId) { |
| MetricsLogger.visible(context, |
| MetricsProto.MetricsEvent.KEYBOARD_SHORTCUTS_HELPER); |
| synchronized (sLock) { |
| if (sInstance != null && !sInstance.mContext.equals(context)) { |
| dismiss(); |
| } |
| getInstance(context).showKeyboardShortcuts(deviceId); |
| } |
| } |
| |
| public static void toggle(Context context, int deviceId) { |
| synchronized (sLock) { |
| if (isShowing()) { |
| dismiss(); |
| } else { |
| show(context, deviceId); |
| } |
| } |
| } |
| |
| public static void dismiss() { |
| synchronized (sLock) { |
| if (sInstance != null) { |
| MetricsLogger.hidden(sInstance.mContext, |
| MetricsProto.MetricsEvent.KEYBOARD_SHORTCUTS_HELPER); |
| sInstance.dismissKeyboardShortcuts(); |
| sInstance = null; |
| } |
| } |
| } |
| |
| private static boolean isShowing() { |
| return sInstance != null && sInstance.mKeyboardShortcutsDialog != null |
| && sInstance.mKeyboardShortcutsDialog.isShowing(); |
| } |
| |
| private void loadResources(Context context) { |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_HOME, context.getString(R.string.keyboard_key_home)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_BACK, context.getString(R.string.keyboard_key_back)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DPAD_UP, context.getString(R.string.keyboard_key_dpad_up)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DPAD_DOWN, context.getString(R.string.keyboard_key_dpad_down)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DPAD_LEFT, context.getString(R.string.keyboard_key_dpad_left)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DPAD_RIGHT, context.getString(R.string.keyboard_key_dpad_right)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DPAD_CENTER, context.getString(R.string.keyboard_key_dpad_center)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_PERIOD, "."); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_TAB, context.getString(R.string.keyboard_key_tab)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_SPACE, context.getString(R.string.keyboard_key_space)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_ENTER, context.getString(R.string.keyboard_key_enter)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_DEL, context.getString(R.string.keyboard_key_backspace)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE, |
| context.getString(R.string.keyboard_key_media_play_pause)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_MEDIA_STOP, context.getString(R.string.keyboard_key_media_stop)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_MEDIA_NEXT, context.getString(R.string.keyboard_key_media_next)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_MEDIA_PREVIOUS, |
| context.getString(R.string.keyboard_key_media_previous)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_MEDIA_REWIND, |
| context.getString(R.string.keyboard_key_media_rewind)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_MEDIA_FAST_FORWARD, |
| context.getString(R.string.keyboard_key_media_fast_forward)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_PAGE_UP, context.getString(R.string.keyboard_key_page_up)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_PAGE_DOWN, context.getString(R.string.keyboard_key_page_down)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_A, |
| context.getString(R.string.keyboard_key_button_template, "A")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_B, |
| context.getString(R.string.keyboard_key_button_template, "B")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_C, |
| context.getString(R.string.keyboard_key_button_template, "C")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_X, |
| context.getString(R.string.keyboard_key_button_template, "X")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_Y, |
| context.getString(R.string.keyboard_key_button_template, "Y")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_Z, |
| context.getString(R.string.keyboard_key_button_template, "Z")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_L1, |
| context.getString(R.string.keyboard_key_button_template, "L1")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_R1, |
| context.getString(R.string.keyboard_key_button_template, "R1")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_L2, |
| context.getString(R.string.keyboard_key_button_template, "L2")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_R2, |
| context.getString(R.string.keyboard_key_button_template, "R2")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_START, |
| context.getString(R.string.keyboard_key_button_template, "Start")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_SELECT, |
| context.getString(R.string.keyboard_key_button_template, "Select")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BUTTON_MODE, |
| context.getString(R.string.keyboard_key_button_template, "Mode")); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_FORWARD_DEL, context.getString(R.string.keyboard_key_forward_del)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_ESCAPE, "Esc"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_SYSRQ, "SysRq"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_BREAK, "Break"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_SCROLL_LOCK, "Scroll Lock"); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_MOVE_HOME, context.getString(R.string.keyboard_key_move_home)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_MOVE_END, context.getString(R.string.keyboard_key_move_end)); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_INSERT, context.getString(R.string.keyboard_key_insert)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F1, "F1"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F2, "F2"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F3, "F3"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F4, "F4"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F5, "F5"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F6, "F6"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F7, "F7"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F8, "F8"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F9, "F9"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F10, "F10"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F11, "F11"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_F12, "F12"); |
| mSpecialCharacterNames.put( |
| KeyEvent.KEYCODE_NUM_LOCK, context.getString(R.string.keyboard_key_num_lock)); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_0, |
| context.getString(R.string.keyboard_key_numpad_template, "0")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_1, |
| context.getString(R.string.keyboard_key_numpad_template, "1")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_2, |
| context.getString(R.string.keyboard_key_numpad_template, "2")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_3, |
| context.getString(R.string.keyboard_key_numpad_template, "3")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_4, |
| context.getString(R.string.keyboard_key_numpad_template, "4")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_5, |
| context.getString(R.string.keyboard_key_numpad_template, "5")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_6, |
| context.getString(R.string.keyboard_key_numpad_template, "6")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_7, |
| context.getString(R.string.keyboard_key_numpad_template, "7")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_8, |
| context.getString(R.string.keyboard_key_numpad_template, "8")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_9, |
| context.getString(R.string.keyboard_key_numpad_template, "9")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_DIVIDE, |
| context.getString(R.string.keyboard_key_numpad_template, "/")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_MULTIPLY, |
| context.getString(R.string.keyboard_key_numpad_template, "*")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_SUBTRACT, |
| context.getString(R.string.keyboard_key_numpad_template, "-")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_ADD, |
| context.getString(R.string.keyboard_key_numpad_template, "+")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_DOT, |
| context.getString(R.string.keyboard_key_numpad_template, ".")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_COMMA, |
| context.getString(R.string.keyboard_key_numpad_template, ",")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_ENTER, |
| context.getString(R.string.keyboard_key_numpad_template, |
| context.getString(R.string.keyboard_key_enter))); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_EQUALS, |
| context.getString(R.string.keyboard_key_numpad_template, "=")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_LEFT_PAREN, |
| context.getString(R.string.keyboard_key_numpad_template, "(")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_NUMPAD_RIGHT_PAREN, |
| context.getString(R.string.keyboard_key_numpad_template, ")")); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_ZENKAKU_HANKAKU, "半角/全角"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_EISU, "英数"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_MUHENKAN, "無変換"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_HENKAN, "変換"); |
| mSpecialCharacterNames.put(KeyEvent.KEYCODE_KATAKANA_HIRAGANA, "かな"); |
| |
| mModifierNames.put(KeyEvent.META_META_ON, "Meta"); |
| mModifierNames.put(KeyEvent.META_CTRL_ON, "Ctrl"); |
| mModifierNames.put(KeyEvent.META_ALT_ON, "Alt"); |
| mModifierNames.put(KeyEvent.META_SHIFT_ON, "Shift"); |
| mModifierNames.put(KeyEvent.META_SYM_ON, "Sym"); |
| mModifierNames.put(KeyEvent.META_FUNCTION_ON, "Fn"); |
| |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_DEL, context.getDrawable(R.drawable.ic_ksh_key_backspace)); |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_ENTER, context.getDrawable(R.drawable.ic_ksh_key_enter)); |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_DPAD_UP, context.getDrawable(R.drawable.ic_ksh_key_up)); |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_DPAD_RIGHT, context.getDrawable(R.drawable.ic_ksh_key_right)); |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_DPAD_DOWN, context.getDrawable(R.drawable.ic_ksh_key_down)); |
| mSpecialCharacterDrawables.put( |
| KeyEvent.KEYCODE_DPAD_LEFT, context.getDrawable(R.drawable.ic_ksh_key_left)); |
| |
| mModifierDrawables.put( |
| KeyEvent.META_META_ON, context.getDrawable(R.drawable.ic_ksh_key_meta)); |
| } |
| |
| /** |
| * Retrieves a {@link KeyCharacterMap} and assigns it to mKeyCharacterMap. If the given id is an |
| * existing device, that device's map is used. Otherwise, it checks first all available devices |
| * and if there is a full keyboard it uses that map, otherwise falls back to the Virtual |
| * Keyboard with its default map. |
| */ |
| private void retrieveKeyCharacterMap(int deviceId) { |
| final InputManager inputManager = InputManager.getInstance(); |
| mBackupKeyCharacterMap = inputManager.getInputDevice(-1).getKeyCharacterMap(); |
| if (deviceId != -1) { |
| final InputDevice inputDevice = inputManager.getInputDevice(deviceId); |
| if (inputDevice != null) { |
| mKeyCharacterMap = inputDevice.getKeyCharacterMap(); |
| return; |
| } |
| } |
| final int[] deviceIds = inputManager.getInputDeviceIds(); |
| for (int i = 0; i < deviceIds.length; ++i) { |
| final InputDevice inputDevice = inputManager.getInputDevice(deviceIds[i]); |
| // -1 is the Virtual Keyboard, with the default key map. Use that one only as last |
| // resort. |
| if (inputDevice.getId() != -1 && inputDevice.isFullKeyboard()) { |
| mKeyCharacterMap = inputDevice.getKeyCharacterMap(); |
| return; |
| } |
| } |
| // Fall back to -1, the virtual keyboard. |
| mKeyCharacterMap = mBackupKeyCharacterMap; |
| } |
| |
| private void showKeyboardShortcuts(int deviceId) { |
| retrieveKeyCharacterMap(deviceId); |
| WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE); |
| wm.requestAppKeyboardShortcuts(new KeyboardShortcutsReceiver() { |
| @Override |
| public void onKeyboardShortcutsReceived( |
| final List<KeyboardShortcutGroup> result) { |
| result.add(getSystemShortcuts()); |
| final KeyboardShortcutGroup appShortcuts = getDefaultApplicationShortcuts(); |
| if (appShortcuts != null) { |
| result.add(appShortcuts); |
| } |
| showKeyboardShortcutsDialog(result); |
| } |
| }, deviceId); |
| } |
| |
| private void dismissKeyboardShortcuts() { |
| if (mKeyboardShortcutsDialog != null) { |
| mKeyboardShortcutsDialog.dismiss(); |
| mKeyboardShortcutsDialog = null; |
| } |
| } |
| |
| private KeyboardShortcutGroup getSystemShortcuts() { |
| final KeyboardShortcutGroup systemGroup = new KeyboardShortcutGroup( |
| mContext.getString(R.string.keyboard_shortcut_group_system), true); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_system_home), |
| KeyEvent.KEYCODE_ENTER, |
| KeyEvent.META_META_ON)); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_system_back), |
| KeyEvent.KEYCODE_DEL, |
| KeyEvent.META_META_ON)); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_system_recents), |
| KeyEvent.KEYCODE_TAB, |
| KeyEvent.META_ALT_ON)); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString( |
| R.string.keyboard_shortcut_group_system_notifications), |
| KeyEvent.KEYCODE_N, |
| KeyEvent.META_META_ON)); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString( |
| R.string.keyboard_shortcut_group_system_shortcuts_helper), |
| KeyEvent.KEYCODE_SLASH, |
| KeyEvent.META_META_ON)); |
| systemGroup.addItem(new KeyboardShortcutInfo( |
| mContext.getString( |
| R.string.keyboard_shortcut_group_system_switch_input), |
| KeyEvent.KEYCODE_SPACE, |
| KeyEvent.META_META_ON)); |
| return systemGroup; |
| } |
| |
| private KeyboardShortcutGroup getDefaultApplicationShortcuts() { |
| final int userId = mContext.getUserId(); |
| List<KeyboardShortcutInfo> keyboardShortcutInfoAppItems = new ArrayList<>(); |
| |
| // Assist. |
| final AssistUtils assistUtils = new AssistUtils(mContext); |
| final ComponentName assistComponent = assistUtils.getAssistComponentForUser(userId); |
| // Not all devices have an assist component. |
| if (assistComponent != null) { |
| PackageInfo assistPackageInfo = null; |
| try { |
| assistPackageInfo = mPackageManager.getPackageInfo( |
| assistComponent.getPackageName(), 0, userId); |
| } catch (RemoteException e) { |
| Log.e(TAG, "PackageManagerService is dead"); |
| } |
| |
| if (assistPackageInfo != null) { |
| final Icon assistIcon = Icon.createWithResource( |
| assistPackageInfo.applicationInfo.packageName, |
| assistPackageInfo.applicationInfo.icon); |
| |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_assist), |
| assistIcon, |
| KeyEvent.KEYCODE_UNKNOWN, |
| KeyEvent.META_META_ON)); |
| } |
| } |
| |
| // Browser. |
| final Icon browserIcon = getIconForIntentCategory(Intent.CATEGORY_APP_BROWSER, userId); |
| if (browserIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_browser), |
| browserIcon, |
| KeyEvent.KEYCODE_B, |
| KeyEvent.META_META_ON)); |
| } |
| |
| |
| // Contacts. |
| final Icon contactsIcon = getIconForIntentCategory(Intent.CATEGORY_APP_CONTACTS, userId); |
| if (contactsIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_contacts), |
| contactsIcon, |
| KeyEvent.KEYCODE_C, |
| KeyEvent.META_META_ON)); |
| } |
| |
| // Email. |
| final Icon emailIcon = getIconForIntentCategory(Intent.CATEGORY_APP_EMAIL, userId); |
| if (emailIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_email), |
| emailIcon, |
| KeyEvent.KEYCODE_E, |
| KeyEvent.META_META_ON)); |
| } |
| |
| // Messaging. |
| final Icon messagingIcon = getIconForIntentCategory(Intent.CATEGORY_APP_MESSAGING, userId); |
| if (messagingIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_sms), |
| messagingIcon, |
| KeyEvent.KEYCODE_S, |
| KeyEvent.META_META_ON)); |
| } |
| |
| // Music. |
| final Icon musicIcon = getIconForIntentCategory(Intent.CATEGORY_APP_MUSIC, userId); |
| if (musicIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_music), |
| musicIcon, |
| KeyEvent.KEYCODE_P, |
| KeyEvent.META_META_ON)); |
| } |
| |
| // Calendar. |
| final Icon calendarIcon = getIconForIntentCategory(Intent.CATEGORY_APP_CALENDAR, userId); |
| if (calendarIcon != null) { |
| keyboardShortcutInfoAppItems.add(new KeyboardShortcutInfo( |
| mContext.getString(R.string.keyboard_shortcut_group_applications_calendar), |
| calendarIcon, |
| KeyEvent.KEYCODE_L, |
| KeyEvent.META_META_ON)); |
| } |
| |
| final int itemsSize = keyboardShortcutInfoAppItems.size(); |
| if (itemsSize == 0) { |
| return null; |
| } |
| |
| // Sorts by label, case insensitive with nulls and/or empty labels last. |
| Collections.sort(keyboardShortcutInfoAppItems, mApplicationItemsComparator); |
| return new KeyboardShortcutGroup( |
| mContext.getString(R.string.keyboard_shortcut_group_applications), |
| keyboardShortcutInfoAppItems, |
| true); |
| } |
| |
| private Icon getIconForIntentCategory(String intentCategory, int userId) { |
| final Intent intent = new Intent(Intent.ACTION_MAIN); |
| intent.addCategory(intentCategory); |
| |
| final PackageInfo packageInfo = getPackageInfoForIntent(intent, userId); |
| if (packageInfo != null && packageInfo.applicationInfo.icon != 0) { |
| return Icon.createWithResource( |
| packageInfo.applicationInfo.packageName, |
| packageInfo.applicationInfo.icon); |
| } |
| return null; |
| } |
| |
| private PackageInfo getPackageInfoForIntent(Intent intent, int userId) { |
| try { |
| ResolveInfo handler; |
| handler = mPackageManager.resolveIntent( |
| intent, intent.resolveTypeIfNeeded(mContext.getContentResolver()), 0, userId); |
| if (handler == null || handler.activityInfo == null) { |
| return null; |
| } |
| return mPackageManager.getPackageInfo(handler.activityInfo.packageName, 0, userId); |
| } catch (RemoteException e) { |
| Log.e(TAG, "PackageManagerService is dead", e); |
| return null; |
| } |
| } |
| |
| private void showKeyboardShortcutsDialog( |
| final List<KeyboardShortcutGroup> keyboardShortcutGroups) { |
| // Need to post on the main thread. |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| handleShowKeyboardShortcuts(keyboardShortcutGroups); |
| } |
| }); |
| } |
| |
| private void handleShowKeyboardShortcuts(List<KeyboardShortcutGroup> keyboardShortcutGroups) { |
| AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(mContext); |
| LayoutInflater inflater = (LayoutInflater) mContext.getSystemService( |
| LAYOUT_INFLATER_SERVICE); |
| final View keyboardShortcutsView = inflater.inflate( |
| R.layout.keyboard_shortcuts_view, null); |
| populateKeyboardShortcuts((LinearLayout) keyboardShortcutsView.findViewById( |
| R.id.keyboard_shortcuts_container), keyboardShortcutGroups); |
| dialogBuilder.setView(keyboardShortcutsView); |
| dialogBuilder.setPositiveButton(R.string.quick_settings_done, mDialogCloseListener); |
| mKeyboardShortcutsDialog = dialogBuilder.create(); |
| mKeyboardShortcutsDialog.setCanceledOnTouchOutside(true); |
| Window keyboardShortcutsWindow = mKeyboardShortcutsDialog.getWindow(); |
| keyboardShortcutsWindow.setType(TYPE_SYSTEM_DIALOG); |
| synchronized (sLock) { |
| // showKeyboardShortcutsDialog only if it has not been dismissed already |
| if (sInstance != null) { |
| mKeyboardShortcutsDialog.show(); |
| } |
| } |
| } |
| |
| private void populateKeyboardShortcuts(LinearLayout keyboardShortcutsLayout, |
| List<KeyboardShortcutGroup> keyboardShortcutGroups) { |
| LayoutInflater inflater = LayoutInflater.from(mContext); |
| final int keyboardShortcutGroupsSize = keyboardShortcutGroups.size(); |
| TextView shortcutsKeyView = (TextView) inflater.inflate( |
| R.layout.keyboard_shortcuts_key_view, null, false); |
| shortcutsKeyView.measure( |
| View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED); |
| final int shortcutKeyTextItemMinWidth = shortcutsKeyView.getMeasuredHeight(); |
| // Needed to be able to scale the image items to the same height as the text items. |
| final int shortcutKeyIconItemHeightWidth = shortcutsKeyView.getMeasuredHeight() |
| - shortcutsKeyView.getPaddingTop() |
| - shortcutsKeyView.getPaddingBottom(); |
| for (int i = 0; i < keyboardShortcutGroupsSize; i++) { |
| KeyboardShortcutGroup group = keyboardShortcutGroups.get(i); |
| TextView categoryTitle = (TextView) inflater.inflate( |
| R.layout.keyboard_shortcuts_category_title, keyboardShortcutsLayout, false); |
| categoryTitle.setText(group.getLabel()); |
| categoryTitle.setTextColor(group.isSystemGroup() ? Utils.getColorAccent(mContext) : |
| ColorStateList.valueOf(mContext.getColor(R.color.ksh_application_group_color))); |
| keyboardShortcutsLayout.addView(categoryTitle); |
| |
| LinearLayout shortcutContainer = (LinearLayout) inflater.inflate( |
| R.layout.keyboard_shortcuts_container, keyboardShortcutsLayout, false); |
| final int itemsSize = group.getItems().size(); |
| for (int j = 0; j < itemsSize; j++) { |
| KeyboardShortcutInfo info = group.getItems().get(j); |
| List<StringDrawableContainer> shortcutKeys = getHumanReadableShortcutKeys(info); |
| if (shortcutKeys == null) { |
| // Ignore shortcuts we can't display keys for. |
| Log.w(TAG, "Keyboard Shortcut contains unsupported keys, skipping."); |
| continue; |
| } |
| View shortcutView = inflater.inflate(R.layout.keyboard_shortcut_app_item, |
| shortcutContainer, false); |
| |
| if (info.getIcon() != null) { |
| ImageView shortcutIcon = (ImageView) shortcutView |
| .findViewById(R.id.keyboard_shortcuts_icon); |
| shortcutIcon.setImageIcon(info.getIcon()); |
| shortcutIcon.setVisibility(View.VISIBLE); |
| } |
| |
| TextView shortcutKeyword = (TextView) shortcutView |
| .findViewById(R.id.keyboard_shortcuts_keyword); |
| shortcutKeyword.setText(info.getLabel()); |
| if (info.getIcon() != null) { |
| RelativeLayout.LayoutParams lp = |
| (RelativeLayout.LayoutParams) shortcutKeyword.getLayoutParams(); |
| lp.removeRule(RelativeLayout.ALIGN_PARENT_START); |
| shortcutKeyword.setLayoutParams(lp); |
| } |
| |
| ViewGroup shortcutItemsContainer = (ViewGroup) shortcutView |
| .findViewById(R.id.keyboard_shortcuts_item_container); |
| final int shortcutKeysSize = shortcutKeys.size(); |
| for (int k = 0; k < shortcutKeysSize; k++) { |
| StringDrawableContainer shortcutRepresentation = shortcutKeys.get(k); |
| if (shortcutRepresentation.mDrawable != null) { |
| ImageView shortcutKeyIconView = (ImageView) inflater.inflate( |
| R.layout.keyboard_shortcuts_key_icon_view, shortcutItemsContainer, |
| false); |
| Bitmap bitmap = Bitmap.createBitmap(shortcutKeyIconItemHeightWidth, |
| shortcutKeyIconItemHeightWidth, Bitmap.Config.ARGB_8888); |
| Canvas canvas = new Canvas(bitmap); |
| shortcutRepresentation.mDrawable.setBounds(0, 0, canvas.getWidth(), |
| canvas.getHeight()); |
| shortcutRepresentation.mDrawable.draw(canvas); |
| shortcutKeyIconView.setImageBitmap(bitmap); |
| shortcutKeyIconView.setImportantForAccessibility( |
| IMPORTANT_FOR_ACCESSIBILITY_YES); |
| shortcutKeyIconView.setAccessibilityDelegate( |
| new ShortcutKeyAccessibilityDelegate( |
| shortcutRepresentation.mString)); |
| shortcutItemsContainer.addView(shortcutKeyIconView); |
| } else if (shortcutRepresentation.mString != null) { |
| TextView shortcutKeyTextView = (TextView) inflater.inflate( |
| R.layout.keyboard_shortcuts_key_view, shortcutItemsContainer, |
| false); |
| shortcutKeyTextView.setMinimumWidth(shortcutKeyTextItemMinWidth); |
| shortcutKeyTextView.setText(shortcutRepresentation.mString); |
| shortcutKeyTextView.setAccessibilityDelegate( |
| new ShortcutKeyAccessibilityDelegate( |
| shortcutRepresentation.mString)); |
| shortcutItemsContainer.addView(shortcutKeyTextView); |
| } |
| } |
| shortcutContainer.addView(shortcutView); |
| } |
| keyboardShortcutsLayout.addView(shortcutContainer); |
| if (i < keyboardShortcutGroupsSize - 1) { |
| View separator = inflater.inflate( |
| R.layout.keyboard_shortcuts_category_separator, keyboardShortcutsLayout, |
| false); |
| keyboardShortcutsLayout.addView(separator); |
| } |
| } |
| } |
| |
| private List<StringDrawableContainer> getHumanReadableShortcutKeys(KeyboardShortcutInfo info) { |
| List<StringDrawableContainer> shortcutKeys = getHumanReadableModifiers(info); |
| if (shortcutKeys == null) { |
| return null; |
| } |
| String shortcutKeyString = null; |
| Drawable shortcutKeyDrawable = null; |
| if (info.getBaseCharacter() > Character.MIN_VALUE) { |
| shortcutKeyString = String.valueOf(info.getBaseCharacter()); |
| } else if (mSpecialCharacterDrawables.get(info.getKeycode()) != null) { |
| shortcutKeyDrawable = mSpecialCharacterDrawables.get(info.getKeycode()); |
| shortcutKeyString = mSpecialCharacterNames.get(info.getKeycode()); |
| } else if (mSpecialCharacterNames.get(info.getKeycode()) != null) { |
| shortcutKeyString = mSpecialCharacterNames.get(info.getKeycode()); |
| } else { |
| // Special case for shortcuts with no base key or keycode. |
| if (info.getKeycode() == KeyEvent.KEYCODE_UNKNOWN) { |
| return shortcutKeys; |
| } |
| char displayLabel = mKeyCharacterMap.getDisplayLabel(info.getKeycode()); |
| if (displayLabel != 0) { |
| shortcutKeyString = String.valueOf(displayLabel); |
| } else { |
| displayLabel = mBackupKeyCharacterMap.getDisplayLabel(info.getKeycode()); |
| if (displayLabel != 0) { |
| shortcutKeyString = String.valueOf(displayLabel); |
| } else { |
| return null; |
| } |
| } |
| } |
| |
| if (shortcutKeyString != null) { |
| shortcutKeys.add(new StringDrawableContainer(shortcutKeyString, shortcutKeyDrawable)); |
| } else { |
| Log.w(TAG, "Keyboard Shortcut does not have a text representation, skipping."); |
| } |
| |
| return shortcutKeys; |
| } |
| |
| private List<StringDrawableContainer> getHumanReadableModifiers(KeyboardShortcutInfo info) { |
| final List<StringDrawableContainer> shortcutKeys = new ArrayList<>(); |
| int modifiers = info.getModifiers(); |
| if (modifiers == 0) { |
| return shortcutKeys; |
| } |
| for(int i = 0; i < mModifierList.length; ++i) { |
| final int supportedModifier = mModifierList[i]; |
| if ((modifiers & supportedModifier) != 0) { |
| shortcutKeys.add(new StringDrawableContainer( |
| mModifierNames.get(supportedModifier), |
| mModifierDrawables.get(supportedModifier))); |
| modifiers &= ~supportedModifier; |
| } |
| } |
| if (modifiers != 0) { |
| // Remaining unsupported modifiers, don't show anything. |
| return null; |
| } |
| return shortcutKeys; |
| } |
| |
| private final class ShortcutKeyAccessibilityDelegate extends AccessibilityDelegate { |
| private String mContentDescription; |
| |
| ShortcutKeyAccessibilityDelegate(String contentDescription) { |
| mContentDescription = contentDescription; |
| } |
| |
| @Override |
| public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) { |
| super.onInitializeAccessibilityNodeInfo(host, info); |
| if (mContentDescription != null) { |
| info.setContentDescription(mContentDescription.toLowerCase()); |
| } |
| } |
| } |
| |
| private static final class StringDrawableContainer { |
| @NonNull |
| public String mString; |
| @Nullable |
| public Drawable mDrawable; |
| |
| StringDrawableContainer(String string, Drawable drawable) { |
| mString = string; |
| mDrawable = drawable; |
| } |
| } |
| } |