| /* |
| * Copyright (C) 2008 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.policy.impl; |
| |
| import com.android.internal.R; |
| import com.android.internal.widget.LockPatternUtils; |
| import com.android.internal.widget.SlidingTab; |
| import com.android.internal.widget.WaveView; |
| import com.android.internal.widget.multiwaveview.MultiWaveView; |
| |
| import android.app.ActivityManager; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.*; |
| import android.util.Log; |
| import android.media.AudioManager; |
| import android.provider.MediaStore; |
| import android.provider.Settings; |
| |
| import java.io.File; |
| |
| /** |
| * The screen within {@link LockPatternKeyguardView} that shows general |
| * information about the device depending on its state, and how to get |
| * past it, as applicable. |
| */ |
| class LockScreen extends LinearLayout implements KeyguardScreen { |
| |
| private static final int ON_RESUME_PING_DELAY = 500; // delay first ping until the screen is on |
| private static final boolean DBG = false; |
| private static final String TAG = "LockScreen"; |
| private static final String ENABLE_MENU_KEY_FILE = "/data/local/enable_menu_key"; |
| private static final int WAIT_FOR_ANIMATION_TIMEOUT = 0; |
| private static final int STAY_ON_WHILE_GRABBED_TIMEOUT = 30000; |
| |
| private LockPatternUtils mLockPatternUtils; |
| private KeyguardUpdateMonitor mUpdateMonitor; |
| private KeyguardScreenCallback mCallback; |
| |
| // current configuration state of keyboard and display |
| private int mKeyboardHidden; |
| private int mCreationOrientation; |
| |
| private boolean mSilentMode; |
| private AudioManager mAudioManager; |
| private boolean mEnableMenuKeyInLockScreen; |
| |
| private KeyguardStatusViewManager mStatusViewManager; |
| private UnlockWidgetCommonMethods mUnlockWidgetMethods; |
| private View mUnlockWidget; |
| |
| private interface UnlockWidgetCommonMethods { |
| // Update resources based on phone state |
| public void updateResources(); |
| |
| // Get the view associated with this widget |
| public View getView(); |
| |
| // Reset the view |
| public void reset(boolean animate); |
| |
| // Animate the widget if it supports ping() |
| public void ping(); |
| } |
| |
| class SlidingTabMethods implements SlidingTab.OnTriggerListener, UnlockWidgetCommonMethods { |
| private final SlidingTab mSlidingTab; |
| |
| SlidingTabMethods(SlidingTab slidingTab) { |
| mSlidingTab = slidingTab; |
| } |
| |
| public void updateResources() { |
| boolean vibe = mSilentMode |
| && (mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_VIBRATE); |
| |
| mSlidingTab.setRightTabResources( |
| mSilentMode ? ( vibe ? R.drawable.ic_jog_dial_vibrate_on |
| : R.drawable.ic_jog_dial_sound_off ) |
| : R.drawable.ic_jog_dial_sound_on, |
| mSilentMode ? R.drawable.jog_tab_target_yellow |
| : R.drawable.jog_tab_target_gray, |
| mSilentMode ? R.drawable.jog_tab_bar_right_sound_on |
| : R.drawable.jog_tab_bar_right_sound_off, |
| mSilentMode ? R.drawable.jog_tab_right_sound_on |
| : R.drawable.jog_tab_right_sound_off); |
| } |
| |
| /** {@inheritDoc} */ |
| public void onTrigger(View v, int whichHandle) { |
| if (whichHandle == SlidingTab.OnTriggerListener.LEFT_HANDLE) { |
| mCallback.goToUnlockScreen(); |
| } else if (whichHandle == SlidingTab.OnTriggerListener.RIGHT_HANDLE) { |
| toggleRingMode(); |
| mCallback.pokeWakelock(); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public void onGrabbedStateChange(View v, int grabbedState) { |
| if (grabbedState == SlidingTab.OnTriggerListener.RIGHT_HANDLE) { |
| mSilentMode = isSilentMode(); |
| mSlidingTab.setRightHintText(mSilentMode ? R.string.lockscreen_sound_on_label |
| : R.string.lockscreen_sound_off_label); |
| } |
| // Don't poke the wake lock when returning to a state where the handle is |
| // not grabbed since that can happen when the system (instead of the user) |
| // cancels the grab. |
| if (grabbedState != SlidingTab.OnTriggerListener.NO_HANDLE) { |
| mCallback.pokeWakelock(); |
| } |
| } |
| |
| public View getView() { |
| return mSlidingTab; |
| } |
| |
| public void reset(boolean animate) { |
| mSlidingTab.reset(animate); |
| } |
| |
| public void ping() { |
| } |
| } |
| |
| class WaveViewMethods implements WaveView.OnTriggerListener, UnlockWidgetCommonMethods { |
| |
| private final WaveView mWaveView; |
| |
| WaveViewMethods(WaveView waveView) { |
| mWaveView = waveView; |
| } |
| /** {@inheritDoc} */ |
| public void onTrigger(View v, int whichHandle) { |
| if (whichHandle == WaveView.OnTriggerListener.CENTER_HANDLE) { |
| requestUnlockScreen(); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public void onGrabbedStateChange(View v, int grabbedState) { |
| // Don't poke the wake lock when returning to a state where the handle is |
| // not grabbed since that can happen when the system (instead of the user) |
| // cancels the grab. |
| if (grabbedState == WaveView.OnTriggerListener.CENTER_HANDLE) { |
| mCallback.pokeWakelock(STAY_ON_WHILE_GRABBED_TIMEOUT); |
| } |
| } |
| |
| public void updateResources() { |
| } |
| |
| public View getView() { |
| return mWaveView; |
| } |
| public void reset(boolean animate) { |
| mWaveView.reset(); |
| } |
| public void ping() { |
| } |
| } |
| |
| class MultiWaveViewMethods implements MultiWaveView.OnTriggerListener, |
| UnlockWidgetCommonMethods { |
| |
| private final MultiWaveView mMultiWaveView; |
| private boolean mCameraDisabled; |
| |
| MultiWaveViewMethods(MultiWaveView multiWaveView) { |
| mMultiWaveView = multiWaveView; |
| final boolean cameraDisabled = mLockPatternUtils.getDevicePolicyManager() |
| .getCameraDisabled(null); |
| if (cameraDisabled) { |
| Log.v(TAG, "Camera disabled by Device Policy"); |
| mCameraDisabled = true; |
| } else { |
| // Camera is enabled if resource is initially defined for MultiWaveView |
| // in the lockscreen layout file |
| mCameraDisabled = mMultiWaveView.getTargetResourceId() |
| != R.array.lockscreen_targets_with_camera; |
| } |
| } |
| |
| public void updateResources() { |
| int resId; |
| if (mCameraDisabled) { |
| // Fall back to showing ring/silence if camera is disabled by DPM... |
| resId = mSilentMode ? R.array.lockscreen_targets_when_silent |
| : R.array.lockscreen_targets_when_soundon; |
| } else { |
| resId = R.array.lockscreen_targets_with_camera; |
| } |
| mMultiWaveView.setTargetResources(resId); |
| } |
| |
| public void onGrabbed(View v, int handle) { |
| |
| } |
| |
| public void onReleased(View v, int handle) { |
| |
| } |
| |
| public void onTrigger(View v, int target) { |
| if (target == 0 || target == 1) { // 0 = unlock/portrait, 1 = unlock/landscape |
| mCallback.goToUnlockScreen(); |
| } else if (target == 2 || target == 3) { // 2 = alt/portrait, 3 = alt/landscape |
| if (!mCameraDisabled) { |
| // Start the Camera |
| Intent intent = new Intent(MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA); |
| intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| mContext.startActivity(intent); |
| mCallback.goToUnlockScreen(); |
| } else { |
| toggleRingMode(); |
| mUnlockWidgetMethods.updateResources(); |
| mCallback.pokeWakelock(); |
| } |
| } |
| } |
| |
| public void onGrabbedStateChange(View v, int handle) { |
| // Don't poke the wake lock when returning to a state where the handle is |
| // not grabbed since that can happen when the system (instead of the user) |
| // cancels the grab. |
| if (handle != MultiWaveView.OnTriggerListener.NO_HANDLE) { |
| mCallback.pokeWakelock(); |
| } |
| } |
| |
| public View getView() { |
| return mMultiWaveView; |
| } |
| |
| public void reset(boolean animate) { |
| mMultiWaveView.reset(animate); |
| } |
| |
| public void ping() { |
| mMultiWaveView.ping(); |
| } |
| } |
| |
| private void requestUnlockScreen() { |
| // Delay hiding lock screen long enough for animation to finish |
| postDelayed(new Runnable() { |
| public void run() { |
| mCallback.goToUnlockScreen(); |
| } |
| }, WAIT_FOR_ANIMATION_TIMEOUT); |
| } |
| |
| private void toggleRingMode() { |
| // toggle silent mode |
| mSilentMode = !mSilentMode; |
| if (mSilentMode) { |
| final boolean vibe = (Settings.System.getInt( |
| mContext.getContentResolver(), |
| Settings.System.VIBRATE_IN_SILENT, 1) == 1); |
| |
| mAudioManager.setRingerMode(vibe |
| ? AudioManager.RINGER_MODE_VIBRATE |
| : AudioManager.RINGER_MODE_SILENT); |
| } else { |
| mAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL); |
| } |
| } |
| |
| /** |
| * In general, we enable unlocking the insecure key guard with the menu key. However, there are |
| * some cases where we wish to disable it, notably when the menu button placement or technology |
| * is prone to false positives. |
| * |
| * @return true if the menu key should be enabled |
| */ |
| private boolean shouldEnableMenuKey() { |
| final Resources res = getResources(); |
| final boolean configDisabled = res.getBoolean(R.bool.config_disableMenuKeyInLockScreen); |
| final boolean isTestHarness = ActivityManager.isRunningInTestHarness(); |
| final boolean fileOverride = (new File(ENABLE_MENU_KEY_FILE)).exists(); |
| return !configDisabled || isTestHarness || fileOverride; |
| } |
| |
| /** |
| * @param context Used to setup the view. |
| * @param configuration The current configuration. Used to use when selecting layout, etc. |
| * @param lockPatternUtils Used to know the state of the lock pattern settings. |
| * @param updateMonitor Used to register for updates on various keyguard related |
| * state, and query the initial state at setup. |
| * @param callback Used to communicate back to the host keyguard view. |
| */ |
| LockScreen(Context context, Configuration configuration, LockPatternUtils lockPatternUtils, |
| KeyguardUpdateMonitor updateMonitor, |
| KeyguardScreenCallback callback) { |
| super(context); |
| mLockPatternUtils = lockPatternUtils; |
| mUpdateMonitor = updateMonitor; |
| mCallback = callback; |
| |
| mEnableMenuKeyInLockScreen = shouldEnableMenuKey(); |
| |
| mCreationOrientation = configuration.orientation; |
| |
| mKeyboardHidden = configuration.hardKeyboardHidden; |
| |
| if (LockPatternKeyguardView.DEBUG_CONFIGURATION) { |
| Log.v(TAG, "***** CREATING LOCK SCREEN", new RuntimeException()); |
| Log.v(TAG, "Cur orient=" + mCreationOrientation |
| + " res orient=" + context.getResources().getConfiguration().orientation); |
| } |
| |
| final LayoutInflater inflater = LayoutInflater.from(context); |
| if (DBG) Log.v(TAG, "Creation orientation = " + mCreationOrientation); |
| if (mCreationOrientation != Configuration.ORIENTATION_LANDSCAPE) { |
| inflater.inflate(R.layout.keyguard_screen_tab_unlock, this, true); |
| } else { |
| inflater.inflate(R.layout.keyguard_screen_tab_unlock_land, this, true); |
| } |
| |
| mStatusViewManager = new KeyguardStatusViewManager(this, mUpdateMonitor, mLockPatternUtils, |
| mCallback, false); |
| |
| setFocusable(true); |
| setFocusableInTouchMode(true); |
| setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); |
| |
| mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); |
| mSilentMode = isSilentMode(); |
| |
| mUnlockWidget = findViewById(R.id.unlock_widget); |
| if (mUnlockWidget instanceof SlidingTab) { |
| SlidingTab slidingTabView = (SlidingTab) mUnlockWidget; |
| slidingTabView.setHoldAfterTrigger(true, false); |
| slidingTabView.setLeftHintText(R.string.lockscreen_unlock_label); |
| slidingTabView.setLeftTabResources( |
| R.drawable.ic_jog_dial_unlock, |
| R.drawable.jog_tab_target_green, |
| R.drawable.jog_tab_bar_left_unlock, |
| R.drawable.jog_tab_left_unlock); |
| SlidingTabMethods slidingTabMethods = new SlidingTabMethods(slidingTabView); |
| slidingTabView.setOnTriggerListener(slidingTabMethods); |
| mUnlockWidgetMethods = slidingTabMethods; |
| } else if (mUnlockWidget instanceof WaveView) { |
| WaveView waveView = (WaveView) mUnlockWidget; |
| WaveViewMethods waveViewMethods = new WaveViewMethods(waveView); |
| waveView.setOnTriggerListener(waveViewMethods); |
| mUnlockWidgetMethods = waveViewMethods; |
| } else if (mUnlockWidget instanceof MultiWaveView) { |
| MultiWaveView multiWaveView = (MultiWaveView) mUnlockWidget; |
| MultiWaveViewMethods multiWaveViewMethods = new MultiWaveViewMethods(multiWaveView); |
| multiWaveView.setOnTriggerListener(multiWaveViewMethods); |
| mUnlockWidgetMethods = multiWaveViewMethods; |
| } else { |
| throw new IllegalStateException("Unrecognized unlock widget: " + mUnlockWidget); |
| } |
| |
| // Update widget with initial ring state |
| mUnlockWidgetMethods.updateResources(); |
| |
| if (DBG) Log.v(TAG, "*** LockScreen accel is " |
| + (mUnlockWidget.isHardwareAccelerated() ? "on":"off")); |
| } |
| |
| private boolean isSilentMode() { |
| return mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_NORMAL; |
| } |
| |
| @Override |
| public boolean onKeyDown(int keyCode, KeyEvent event) { |
| if (keyCode == KeyEvent.KEYCODE_MENU && mEnableMenuKeyInLockScreen) { |
| mCallback.goToUnlockScreen(); |
| } |
| return false; |
| } |
| |
| void updateConfiguration() { |
| Configuration newConfig = getResources().getConfiguration(); |
| if (newConfig.orientation != mCreationOrientation) { |
| mCallback.recreateMe(newConfig); |
| } else if (newConfig.hardKeyboardHidden != mKeyboardHidden) { |
| mKeyboardHidden = newConfig.hardKeyboardHidden; |
| final boolean isKeyboardOpen = mKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO; |
| if (mUpdateMonitor.isKeyguardBypassEnabled() && isKeyboardOpen) { |
| mCallback.goToUnlockScreen(); |
| } |
| } |
| } |
| |
| @Override |
| protected void onAttachedToWindow() { |
| super.onAttachedToWindow(); |
| if (LockPatternKeyguardView.DEBUG_CONFIGURATION) { |
| Log.v(TAG, "***** LOCK ATTACHED TO WINDOW"); |
| Log.v(TAG, "Cur orient=" + mCreationOrientation |
| + ", new config=" + getResources().getConfiguration()); |
| } |
| updateConfiguration(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| if (LockPatternKeyguardView.DEBUG_CONFIGURATION) { |
| Log.w(TAG, "***** LOCK CONFIG CHANGING", new RuntimeException()); |
| Log.v(TAG, "Cur orient=" + mCreationOrientation |
| + ", new config=" + newConfig); |
| } |
| updateConfiguration(); |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean needsInput() { |
| return false; |
| } |
| |
| /** {@inheritDoc} */ |
| public void onPause() { |
| mStatusViewManager.onPause(); |
| mUnlockWidgetMethods.reset(false); |
| } |
| |
| private final Runnable mOnResumePing = new Runnable() { |
| public void run() { |
| mUnlockWidgetMethods.ping(); |
| } |
| }; |
| |
| /** {@inheritDoc} */ |
| public void onResume() { |
| mStatusViewManager.onResume(); |
| postDelayed(mOnResumePing, ON_RESUME_PING_DELAY); |
| } |
| |
| /** {@inheritDoc} */ |
| public void cleanUp() { |
| mUpdateMonitor.removeCallback(this); // this must be first |
| mLockPatternUtils = null; |
| mUpdateMonitor = null; |
| mCallback = null; |
| } |
| |
| /** {@inheritDoc} */ |
| public void onRingerModeChanged(int state) { |
| boolean silent = AudioManager.RINGER_MODE_NORMAL != state; |
| if (silent != mSilentMode) { |
| mSilentMode = silent; |
| mUnlockWidgetMethods.updateResources(); |
| } |
| } |
| |
| public void onPhoneStateChanged(String newState) { |
| } |
| } |