| /* |
| * Copyright (C) 2012 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.keyguard; |
| |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.text.TextUtils; |
| import android.text.format.DateFormat; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.util.Slog; |
| import android.view.View; |
| import android.widget.GridLayout; |
| import android.widget.TextClock; |
| import android.widget.TextView; |
| |
| import com.android.internal.widget.LockPatternUtils; |
| |
| import java.util.Locale; |
| |
| public class KeyguardStatusView extends GridLayout { |
| private static final boolean DEBUG = KeyguardConstants.DEBUG; |
| private static final String TAG = "KeyguardStatusView"; |
| |
| private LockPatternUtils mLockPatternUtils; |
| |
| private TextView mAlarmStatusView; |
| private TextClock mDateView; |
| private TextClock mClockView; |
| private TextView mOwnerInfo; |
| |
| private KeyguardUpdateMonitorCallback mInfoCallback = new KeyguardUpdateMonitorCallback() { |
| |
| @Override |
| public void onTimeChanged() { |
| refresh(); |
| } |
| |
| @Override |
| public void onKeyguardVisibilityChanged(boolean showing) { |
| if (showing) { |
| if (DEBUG) Slog.v(TAG, "refresh statusview showing:" + showing); |
| refresh(); |
| updateOwnerInfo(); |
| } |
| } |
| |
| @Override |
| public void onScreenTurnedOn() { |
| setEnableMarquee(true); |
| } |
| |
| @Override |
| public void onScreenTurnedOff(int why) { |
| setEnableMarquee(false); |
| } |
| }; |
| |
| public KeyguardStatusView(Context context) { |
| this(context, null, 0); |
| } |
| |
| public KeyguardStatusView(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public KeyguardStatusView(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| } |
| |
| private void setEnableMarquee(boolean enabled) { |
| if (DEBUG) Log.v(TAG, (enabled ? "Enable" : "Disable") + " transport text marquee"); |
| if (mAlarmStatusView != null) mAlarmStatusView.setSelected(enabled); |
| mOwnerInfo.setSelected(enabled); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| mAlarmStatusView = (TextView) findViewById(R.id.alarm_status); |
| mDateView = (TextClock) findViewById(R.id.date_view); |
| mClockView = (TextClock) findViewById(R.id.clock_view); |
| mOwnerInfo = (TextView) findViewById(R.id.owner_info); |
| mLockPatternUtils = new LockPatternUtils(getContext()); |
| final boolean screenOn = KeyguardUpdateMonitor.getInstance(mContext).isScreenOn(); |
| setEnableMarquee(screenOn); |
| refresh(); |
| updateOwnerInfo(); |
| |
| // Disable elegant text height because our fancy colon makes the ymin value huge for no |
| // reason. |
| mClockView.setElegantTextHeight(false); |
| } |
| |
| protected void refresh() { |
| Patterns.update(mContext); |
| |
| mDateView.setFormat24Hour(Patterns.dateView); |
| mDateView.setFormat12Hour(Patterns.dateView); |
| |
| mClockView.setFormat12Hour(Patterns.clockView12); |
| mClockView.setFormat24Hour(Patterns.clockView24); |
| |
| refreshAlarmStatus(); |
| } |
| |
| void refreshAlarmStatus() { |
| // Update Alarm status |
| String nextAlarm = mLockPatternUtils.getNextAlarm(); |
| if (!TextUtils.isEmpty(nextAlarm)) { |
| mAlarmStatusView.setText(nextAlarm); |
| mAlarmStatusView.setVisibility(View.VISIBLE); |
| } else { |
| mAlarmStatusView.setVisibility(View.GONE); |
| } |
| } |
| |
| private void updateOwnerInfo() { |
| String ownerInfo = getOwnerInfo(); |
| if (!TextUtils.isEmpty(ownerInfo)) { |
| mOwnerInfo.setVisibility(View.VISIBLE); |
| mOwnerInfo.setText(ownerInfo); |
| } else { |
| mOwnerInfo.setVisibility(View.GONE); |
| } |
| } |
| |
| @Override |
| protected void onAttachedToWindow() { |
| super.onAttachedToWindow(); |
| KeyguardUpdateMonitor.getInstance(mContext).registerCallback(mInfoCallback); |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| KeyguardUpdateMonitor.getInstance(mContext).removeCallback(mInfoCallback); |
| } |
| |
| public int getAppWidgetId() { |
| return LockPatternUtils.ID_DEFAULT_STATUS_WIDGET; |
| } |
| |
| private String getOwnerInfo() { |
| ContentResolver res = getContext().getContentResolver(); |
| String info = null; |
| final boolean ownerInfoEnabled = mLockPatternUtils.isOwnerInfoEnabled(); |
| if (ownerInfoEnabled) { |
| info = mLockPatternUtils.getOwnerInfo(mLockPatternUtils.getCurrentUser()); |
| } |
| return info; |
| } |
| |
| // DateFormat.getBestDateTimePattern is extremely expensive, and refresh is called often. |
| // This is an optimization to ensure we only recompute the patterns when the inputs change. |
| private static final class Patterns { |
| static String dateView; |
| static String clockView12; |
| static String clockView24; |
| static String cacheKey; |
| |
| static void update(Context context) { |
| final Locale locale = Locale.getDefault(); |
| final Resources res = context.getResources(); |
| final String dateViewSkel = res.getString(R.string.abbrev_wday_month_day_no_year); |
| final String clockView12Skel = res.getString(R.string.clock_12hr_format); |
| final String clockView24Skel = res.getString(R.string.clock_24hr_format); |
| final String key = locale.toString() + dateViewSkel + clockView12Skel + clockView24Skel; |
| if (key.equals(cacheKey)) return; |
| |
| dateView = DateFormat.getBestDateTimePattern(locale, dateViewSkel); |
| |
| clockView12 = DateFormat.getBestDateTimePattern(locale, clockView12Skel); |
| // CLDR insists on adding an AM/PM indicator even though it wasn't in the skeleton |
| // format. The following code removes the AM/PM indicator if we didn't want it. |
| if (!clockView12Skel.contains("a")) { |
| clockView12 = clockView12.replaceAll("a", "").trim(); |
| } |
| |
| clockView24 = DateFormat.getBestDateTimePattern(locale, clockView24Skel); |
| |
| // Use fancy colon. |
| clockView24 = clockView24.replace(':', '\uee01'); |
| clockView12 = clockView12.replace(':', '\uee01'); |
| |
| cacheKey = key; |
| } |
| } |
| } |