/** Show the keyguard. Will handle creating and attaching to the view manager lazily. */
public synchronized void show() {
if (DEBUG) Log.d(TAG, "show(); mKeyguardView==" + mKeyguardView);
Resources res = mContext.getResources();
boolean enableScreenRotation =
SystemProperties.getBoolean("lockscreen.rot_override", false)
|| res.getBoolean(R.bool.config_enableLockScreenRotation);
enableScreenRotation =
Settings.System.getInt(
mContext.getContentResolver(),
Settings.System.LOCKSCREEN_LANDSCAPE,
enableScreenRotation ? 1 : 0)
== 1;
if (mKeyguardHost == null) {
if (DEBUG) Log.d(TAG, "keyguard host is null, creating it...");
mKeyguardHost = new KeyguardViewHost(mContext, mCallback);
final int stretch = ViewGroup.LayoutParams.MATCH_PARENT;
int flags =
WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN
| WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER
| WindowManager.LayoutParams.FLAG_KEEP_SURFACE_WHILE_ANIMATING
/*| WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR*/ ;
if (!mNeedsInput) {
flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
}
if (ActivityManager.isHighEndGfx(
((WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE))
.getDefaultDisplay())) {
flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
}
WindowManager.LayoutParams lp =
new WindowManager.LayoutParams(
stretch,
stretch,
WindowManager.LayoutParams.TYPE_KEYGUARD,
flags,
PixelFormat.TRANSLUCENT);
lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
lp.windowAnimations = com.android.internal.R.style.Animation_LockScreen;
if (ActivityManager.isHighEndGfx(
((WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE))
.getDefaultDisplay())) {
lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
lp.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_HARDWARE_ACCELERATED;
}
lp.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SET_NEEDS_MENU_KEY;
lp.setTitle("Keyguard");
mWindowLayoutParams = lp;
mViewManager.addView(mKeyguardHost, lp);
}
if (enableScreenRotation
&& Settings.System.getInt(
mContext.getContentResolver(), Settings.System.ACCELEROMETER_ROTATION, 1)
== 1) {
if (DEBUG) Log.d(TAG, "Rotation sensor for lock screen On!");
mWindowLayoutParams.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_SENSOR;
} else {
if (DEBUG) Log.d(TAG, "Rotation sensor for lock screen Off!");
mWindowLayoutParams.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
}
mViewManager.updateViewLayout(mKeyguardHost, mWindowLayoutParams);
if (mKeyguardView == null) {
if (DEBUG) Log.d(TAG, "keyguard view is null, creating it...");
mKeyguardView = mKeyguardViewProperties.createKeyguardView(mContext, mUpdateMonitor, this);
mKeyguardView.setId(R.id.lock_screen);
mKeyguardView.setCallback(mCallback);
final ViewGroup.LayoutParams lp =
new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
mKeyguardHost.addView(mKeyguardView, lp);
if (mScreenOn) {
mKeyguardView.show();
}
}
// Disable aspects of the system/status/navigation bars that are not appropriate or
// useful for the lockscreen but can be re-shown by dialogs or SHOW_WHEN_LOCKED activities.
// Other disabled bits are handled by the KeyguardViewMediator talking directly to the
// status bar service.
int visFlags = (View.STATUS_BAR_DISABLE_BACK | View.STATUS_BAR_DISABLE_HOME);
mKeyguardHost.setSystemUiVisibility(visFlags);
mViewManager.updateViewLayout(mKeyguardHost, mWindowLayoutParams);
mKeyguardHost.setVisibility(View.VISIBLE);
mKeyguardView.requestFocus();
}
private void maybeCreateKeyguardLocked(
boolean enableScreenRotation, boolean force, Bundle options) {
if (mKeyguardHost != null) {
mKeyguardHost.saveHierarchyState(mStateContainer);
}
if (mKeyguardHost == null) {
if (DEBUG) Log.d(TAG, "keyguard host is null, creating it...");
mKeyguardHost = new ViewManagerHost(mContext);
int flags =
WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
| WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR
| WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN
| WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
if (!mNeedsInput) {
flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
}
final int stretch = ViewGroup.LayoutParams.MATCH_PARENT;
final int type = WindowManager.LayoutParams.TYPE_KEYGUARD;
WindowManager.LayoutParams lp =
new WindowManager.LayoutParams(stretch, stretch, type, flags, PixelFormat.TRANSLUCENT);
lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
lp.windowAnimations = R.style.Animation_LockScreen;
lp.screenOrientation =
enableScreenRotation
? ActivityInfo.SCREEN_ORIENTATION_USER
: ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
if (ActivityManager.isHighEndGfx()) {
lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
lp.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_HARDWARE_ACCELERATED;
}
lp.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SET_NEEDS_MENU_KEY;
/// M: Poke user activity when operating Keyguard
// lp.inputFeatures |= WindowManager.LayoutParams.INPUT_FEATURE_DISABLE_USER_ACTIVITY;
lp.setTitle("Keyguard");
mWindowLayoutParams = lp;
/// M: skip add KeyguardHost into viewManager in AT case
if (!KeyguardViewMediator.isKeyguardInActivity) {
mViewManager.addView(mKeyguardHost, lp);
} else {
if (DEBUG) Log.d(TAG, "skip add mKeyguardHost into mViewManager for testing");
}
KeyguardUpdateMonitor.getInstance(mContext).registerCallback(mBackgroundChanger);
}
/// M: If force and keyguardView is not null, we should relase memory hold by old keyguardview
if (force && mKeyguardView != null) {
mKeyguardView.cleanUp();
}
if (force || mKeyguardView == null) {
mKeyguardHost.setCustomBackground(null);
mKeyguardHost.removeAllViews();
inflateKeyguardView(options);
mKeyguardView.requestFocus();
}
updateUserActivityTimeoutInWindowLayoutParams();
mViewManager.updateViewLayout(mKeyguardHost, mWindowLayoutParams);
mKeyguardHost.restoreHierarchyState(mStateContainer);
}