| /* |
| * 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.systemui.statusbar.policy; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.text.format.DateFormat; |
| import android.util.AttributeSet; |
| import android.widget.TextView; |
| |
| import com.android.systemui.R; |
| |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.Locale; |
| |
| public class DateView extends TextView { |
| private static final String TAG = "DateView"; |
| |
| private final Date mCurrentTime = new Date(); |
| |
| private SimpleDateFormat mDateFormat; |
| private String mLastText; |
| |
| private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| final String action = intent.getAction(); |
| if (Intent.ACTION_TIME_TICK.equals(action) |
| || Intent.ACTION_TIME_CHANGED.equals(action) |
| || Intent.ACTION_TIMEZONE_CHANGED.equals(action) |
| || Intent.ACTION_LOCALE_CHANGED.equals(action)) { |
| if (Intent.ACTION_LOCALE_CHANGED.equals(action) |
| || Intent.ACTION_TIMEZONE_CHANGED.equals(action)) { |
| // need to get a fresh date format |
| mDateFormat = null; |
| } |
| updateClock(); |
| } |
| } |
| }; |
| |
| public DateView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| protected void onAttachedToWindow() { |
| super.onAttachedToWindow(); |
| |
| IntentFilter filter = new IntentFilter(); |
| filter.addAction(Intent.ACTION_TIME_TICK); |
| filter.addAction(Intent.ACTION_TIME_CHANGED); |
| filter.addAction(Intent.ACTION_TIMEZONE_CHANGED); |
| filter.addAction(Intent.ACTION_LOCALE_CHANGED); |
| getContext().registerReceiver(mIntentReceiver, filter, null, null); |
| |
| updateClock(); |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| |
| mDateFormat = null; // reload the locale next time |
| getContext().unregisterReceiver(mIntentReceiver); |
| } |
| |
| protected void updateClock() { |
| if (mDateFormat == null) { |
| final String dateFormat = getContext().getString(R.string.system_ui_date_pattern); |
| final Locale l = Locale.getDefault(); |
| final String fmt = DateFormat.getBestDateTimePattern(l, dateFormat); |
| mDateFormat = new SimpleDateFormat(fmt, l); |
| } |
| |
| mCurrentTime.setTime(System.currentTimeMillis()); |
| |
| final String text = mDateFormat.format(mCurrentTime); |
| if (!text.equals(mLastText)) { |
| setText(text); |
| mLastText = text; |
| } |
| } |
| } |