DeskClock.java revision 73327b39cf35c8f2f4e5ba1ac30c6fd41a99d10f 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.deskclock;
18
19import static android.os.BatteryManager.BATTERY_STATUS_UNKNOWN;
20
21import android.app.Activity;
22import android.app.AlarmManager;
23import android.app.PendingIntent;
24import android.app.UiModeManager;
25import android.content.BroadcastReceiver;
26import android.content.Context;
27import android.content.Intent;
28import android.content.IntentFilter;
29import android.content.pm.PackageManager;
30import android.content.res.Configuration;
31import android.content.res.Resources;
32import android.database.ContentObserver;
33import android.database.Cursor;
34import android.graphics.Rect;
35import android.graphics.drawable.Drawable;
36import android.net.Uri;
37import android.os.BatteryManager;
38import android.os.Bundle;
39import android.os.Handler;
40import android.os.Message;
41import android.provider.MediaStore;
42import android.provider.Settings;
43import android.text.TextUtils;
44import android.text.format.DateFormat;
45import android.util.DisplayMetrics;
46import android.util.Log;
47import android.view.Menu;
48import android.view.MenuInflater;
49import android.view.MenuItem;
50import android.view.MotionEvent;
51import android.view.View;
52import android.view.ViewGroup;
53import android.view.ViewTreeObserver;
54import android.view.Window;
55import android.view.WindowManager;
56import android.view.animation.AnimationUtils;
57import android.widget.AbsoluteLayout;
58import android.widget.ImageButton;
59import android.widget.ImageView;
60import android.widget.TextView;
61
62import java.util.Calendar;
63import java.util.Date;
64import java.util.Random;
65
66/**
67 * DeskClock clock view for desk docks.
68 */
69public class DeskClock extends Activity {
70    private static final boolean DEBUG = false;
71
72    private static final String LOG_TAG = "DeskClock";
73
74    // Alarm action for midnight (so we can update the date display).
75    private static final String ACTION_MIDNIGHT = "com.android.deskclock.MIDNIGHT";
76
77    // Interval between forced polls of the weather widget.
78    private final long QUERY_WEATHER_DELAY = 60 * 60 * 1000; // 1 hr
79
80    // Intent to broadcast for dock settings.
81    private static final String DOCK_SETTINGS_ACTION = "com.android.settings.DOCK_SETTINGS";
82
83    // Delay before engaging the burn-in protection mode (green-on-black).
84    private final long SCREEN_SAVER_TIMEOUT = 5 * 60 * 1000; // 5 min
85
86    // Repositioning delay in screen saver.
87    public static final long SCREEN_SAVER_MOVE_DELAY = 60 * 1000; // 1 min
88
89    // Color to use for text & graphics in screen saver mode.
90    private final int SCREEN_SAVER_COLOR = 0xFF308030;
91    private final int SCREEN_SAVER_COLOR_DIM = 0xFF183018;
92
93    // Opacity of black layer between clock display and wallpaper.
94    private final float DIM_BEHIND_AMOUNT_NORMAL = 0.4f;
95    private final float DIM_BEHIND_AMOUNT_DIMMED = 0.8f; // higher contrast when display dimmed
96
97    // Internal message IDs.
98    private final int QUERY_WEATHER_DATA_MSG     = 0x1000;
99    private final int UPDATE_WEATHER_DISPLAY_MSG = 0x1001;
100    private final int SCREEN_SAVER_TIMEOUT_MSG   = 0x2000;
101    private final int SCREEN_SAVER_MOVE_MSG      = 0x2001;
102
103    // Weather widget query information.
104    private static final String GENIE_PACKAGE_ID = "com.google.android.apps.genie.geniewidget";
105    private static final String WEATHER_CONTENT_AUTHORITY = GENIE_PACKAGE_ID + ".weather";
106    private static final String WEATHER_CONTENT_PATH = "/weather/current";
107    private static final String[] WEATHER_CONTENT_COLUMNS = new String[] {
108            "location",
109            "timestamp",
110            "temperature",
111            "highTemperature",
112            "lowTemperature",
113            "iconUrl",
114            "iconResId",
115            "description",
116        };
117
118    private static final String ACTION_GENIE_REFRESH = "com.google.android.apps.genie.REFRESH";
119
120    // State variables follow.
121    private DigitalClock mTime;
122    private TextView mDate;
123
124    private TextView mNextAlarm = null;
125    private TextView mBatteryDisplay;
126
127    private TextView mWeatherCurrentTemperature;
128    private TextView mWeatherHighTemperature;
129    private TextView mWeatherLowTemperature;
130    private TextView mWeatherLocation;
131    private ImageView mWeatherIcon;
132
133    private String mWeatherCurrentTemperatureString;
134    private String mWeatherHighTemperatureString;
135    private String mWeatherLowTemperatureString;
136    private String mWeatherLocationString;
137    private Drawable mWeatherIconDrawable;
138
139    private Resources mGenieResources = null;
140
141    private boolean mDimmed = false;
142    private boolean mScreenSaverMode = false;
143
144    private String mDateFormat;
145
146    private int mBatteryLevel = -1;
147    private boolean mPluggedIn = false;
148
149    private boolean mLaunchedFromDock = false;
150
151    private Random mRNG;
152
153    private PendingIntent mMidnightIntent;
154
155    private final BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
156        @Override
157        public void onReceive(Context context, Intent intent) {
158            final String action = intent.getAction();
159            if (DEBUG) Log.d(LOG_TAG, "mIntentReceiver.onReceive: action=" + action + ", intent=" + intent);
160            if (Intent.ACTION_DATE_CHANGED.equals(action) || ACTION_MIDNIGHT.equals(action)) {
161                refreshDate();
162            } else if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
163                handleBatteryUpdate(
164                    intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0),
165                    intent.getIntExtra(BatteryManager.EXTRA_STATUS, BATTERY_STATUS_UNKNOWN),
166                    intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0));
167            } else if (UiModeManager.ACTION_EXIT_DESK_MODE.equals(action)) {
168                if (mLaunchedFromDock) {
169                    // moveTaskToBack(false);
170                    finish();
171                }
172                mLaunchedFromDock = false;
173            }
174        }
175    };
176
177    private final Handler mHandy = new Handler() {
178        @Override
179        public void handleMessage(Message m) {
180            if (m.what == QUERY_WEATHER_DATA_MSG) {
181                new Thread() { @Override
182                public void run() { queryWeatherData(); } }.start();
183                scheduleWeatherQueryDelayed(QUERY_WEATHER_DELAY);
184            } else if (m.what == UPDATE_WEATHER_DISPLAY_MSG) {
185                updateWeatherDisplay();
186            } else if (m.what == SCREEN_SAVER_TIMEOUT_MSG) {
187                saveScreen();
188            } else if (m.what == SCREEN_SAVER_MOVE_MSG) {
189                moveScreenSaver();
190            }
191        }
192    };
193
194    private final ContentObserver mContentObserver = new ContentObserver(mHandy) {
195        @Override
196        public void onChange(boolean selfChange) {
197            if (DEBUG) Log.d(LOG_TAG, "content observer notified that weather changed");
198            refreshWeather();
199        }
200    };
201
202    private View mAlarmButton;
203
204
205    private void moveScreenSaver() {
206        moveScreenSaverTo(-1,-1);
207    }
208    private void moveScreenSaverTo(int x, int y) {
209        if (!mScreenSaverMode) return;
210
211        final View saver_view = findViewById(R.id.saver_view);
212
213        DisplayMetrics metrics = new DisplayMetrics();
214        getWindowManager().getDefaultDisplay().getMetrics(metrics);
215
216        if (x < 0 || y < 0) {
217            int myWidth = saver_view.getMeasuredWidth();
218            int myHeight = saver_view.getMeasuredHeight();
219            x = (int)(mRNG.nextFloat()*(metrics.widthPixels - myWidth));
220            y = (int)(mRNG.nextFloat()*(metrics.heightPixels - myHeight));
221        }
222
223        if (DEBUG) Log.d(LOG_TAG, String.format("screen saver: %d: jumping to (%d,%d)",
224                System.currentTimeMillis(), x, y));
225
226        saver_view.setLayoutParams(new AbsoluteLayout.LayoutParams(
227            ViewGroup.LayoutParams.WRAP_CONTENT,
228            ViewGroup.LayoutParams.WRAP_CONTENT,
229            x,
230            y));
231
232        // Synchronize our jumping so that it happens exactly on the second.
233        mHandy.sendEmptyMessageDelayed(SCREEN_SAVER_MOVE_MSG,
234            SCREEN_SAVER_MOVE_DELAY +
235            (1000 - (System.currentTimeMillis() % 1000)));
236    }
237
238    private void setWakeLock(boolean hold) {
239        if (DEBUG) Log.d(LOG_TAG, (hold ? "hold" : " releas") + "ing wake lock");
240        Window win = getWindow();
241        WindowManager.LayoutParams winParams = win.getAttributes();
242        winParams.flags |= (WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD
243                | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
244                | WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
245                | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
246        if (hold)
247            winParams.flags |= WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
248        else
249            winParams.flags &= (~WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
250        win.setAttributes(winParams);
251    }
252
253    private void scheduleScreenSaver() {
254        if (!getResources().getBoolean(R.bool.config_requiresScreenSaver)) {
255            return;
256        }
257
258        // reschedule screen saver
259        mHandy.removeMessages(SCREEN_SAVER_TIMEOUT_MSG);
260        mHandy.sendMessageDelayed(
261            Message.obtain(mHandy, SCREEN_SAVER_TIMEOUT_MSG),
262            SCREEN_SAVER_TIMEOUT);
263    }
264
265    private void restoreScreen() {
266        if (!mScreenSaverMode) return;
267        if (DEBUG) Log.d(LOG_TAG, "restoreScreen");
268        mScreenSaverMode = false;
269
270        initViews();
271        doDim(false); // restores previous dim mode
272
273        scheduleScreenSaver();
274
275        refreshAll();
276    }
277
278    // Special screen-saver mode for OLED displays that burn in quickly
279    private void saveScreen() {
280        if (mScreenSaverMode) return;
281        if (DEBUG) Log.d(LOG_TAG, "saveScreen");
282
283        // quickly stash away the x/y of the current date
284        final View oldTimeDate = findViewById(R.id.time_date);
285        int oldLoc[] = new int[2];
286        oldTimeDate.getLocationOnScreen(oldLoc);
287
288        mScreenSaverMode = true;
289        Window win = getWindow();
290        WindowManager.LayoutParams winParams = win.getAttributes();
291        winParams.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;
292        win.setAttributes(winParams);
293
294        // give up any internal focus before we switch layouts
295        final View focused = getCurrentFocus();
296        if (focused != null) focused.clearFocus();
297
298        setContentView(R.layout.desk_clock_saver);
299
300        mTime = (DigitalClock) findViewById(R.id.time);
301        mDate = (TextView) findViewById(R.id.date);
302
303        final int color = mDimmed ? SCREEN_SAVER_COLOR_DIM : SCREEN_SAVER_COLOR;
304
305        ((AndroidClockTextView)findViewById(R.id.timeDisplay)).setTextColor(color);
306        ((AndroidClockTextView)findViewById(R.id.am_pm)).setTextColor(color);
307        mDate.setTextColor(color);
308
309        mTime.setSystemUiVisibility(View.STATUS_BAR_HIDDEN);
310
311        mBatteryDisplay =
312        mWeatherCurrentTemperature =
313        mWeatherHighTemperature =
314        mWeatherLowTemperature =
315        mWeatherLocation = null;
316        mWeatherIcon = null;
317
318        refreshDate();
319        refreshAlarm();
320
321        moveScreenSaverTo(oldLoc[0], oldLoc[1]);
322    }
323
324    @Override
325    public void onUserInteraction() {
326        if (mScreenSaverMode)
327            restoreScreen();
328    }
329
330    private boolean supportsWeather() {
331        return (mGenieResources != null);
332    }
333
334    private void scheduleWeatherQueryDelayed(long delay) {
335        // cancel any existing scheduled queries
336        unscheduleWeatherQuery();
337
338        if (DEBUG) Log.d(LOG_TAG, "scheduling weather fetch message for " + delay + "ms from now");
339
340        mHandy.sendEmptyMessageDelayed(QUERY_WEATHER_DATA_MSG, delay);
341    }
342
343    private void unscheduleWeatherQuery() {
344        mHandy.removeMessages(QUERY_WEATHER_DATA_MSG);
345    }
346
347    private void queryWeatherData() {
348        // if we couldn't load the weather widget's resources, we simply
349        // assume it's not present on the device.
350        if (mGenieResources == null) return;
351
352        Uri queryUri = new Uri.Builder()
353            .scheme(android.content.ContentResolver.SCHEME_CONTENT)
354            .authority(WEATHER_CONTENT_AUTHORITY)
355            .path(WEATHER_CONTENT_PATH)
356            .appendPath(new Long(System.currentTimeMillis()).toString())
357            .build();
358
359        if (DEBUG) Log.d(LOG_TAG, "querying genie: " + queryUri);
360
361        Cursor cur;
362        try {
363            cur = getContentResolver().query(
364                queryUri,
365                WEATHER_CONTENT_COLUMNS,
366                null,
367                null,
368                null);
369        } catch (RuntimeException e) {
370            Log.e(LOG_TAG, "Weather query failed", e);
371            cur = null;
372        }
373
374        if (cur != null && cur.moveToFirst()) {
375            if (DEBUG) {
376                java.lang.StringBuilder sb =
377                    new java.lang.StringBuilder("Weather query result: {");
378                for(int i=0; i<cur.getColumnCount(); i++) {
379                    if (i>0) sb.append(", ");
380                    sb.append(cur.getColumnName(i))
381                        .append("=")
382                        .append(cur.getString(i));
383                }
384                sb.append("}");
385                Log.d(LOG_TAG, sb.toString());
386            }
387
388            int weatherIconResID = cur.getInt(cur.getColumnIndexOrThrow("iconResId"));
389            if (weatherIconResID > 0) {
390                mWeatherIconDrawable = mGenieResources.getDrawable(weatherIconResID);
391            } else {
392                mWeatherIconDrawable = null;
393            }
394
395            mWeatherLocationString = cur.getString(
396                cur.getColumnIndexOrThrow("location"));
397
398            // any of these may be NULL
399            final int colTemp = cur.getColumnIndexOrThrow("temperature");
400            final int colHigh = cur.getColumnIndexOrThrow("highTemperature");
401            final int colLow = cur.getColumnIndexOrThrow("lowTemperature");
402
403            mWeatherCurrentTemperatureString =
404                cur.isNull(colTemp)
405                    ? "\u2014"
406                    : String.format("%d\u00b0", cur.getInt(colTemp));
407            mWeatherHighTemperatureString =
408                cur.isNull(colHigh)
409                    ? "\u2014"
410                    : String.format("%d\u00b0", cur.getInt(colHigh));
411            mWeatherLowTemperatureString =
412                cur.isNull(colLow)
413                    ? "\u2014"
414                    : String.format("%d\u00b0", cur.getInt(colLow));
415        } else {
416            Log.w(LOG_TAG, "No weather information available (cur="
417                + cur +")");
418            mWeatherIconDrawable = null;
419            mWeatherLocationString = getString(R.string.weather_fetch_failure);
420            mWeatherCurrentTemperatureString =
421                mWeatherHighTemperatureString =
422                mWeatherLowTemperatureString = "";
423        }
424
425        if (cur != null) {
426            // clean up cursor
427            cur.close();
428        }
429
430        mHandy.sendEmptyMessage(UPDATE_WEATHER_DISPLAY_MSG);
431    }
432
433    private void refreshWeather() {
434        if (supportsWeather())
435            scheduleWeatherQueryDelayed(0);
436        updateWeatherDisplay(); // in case we have it cached
437    }
438
439    private void updateWeatherDisplay() {
440        if (mWeatherCurrentTemperature == null) return;
441
442        mWeatherCurrentTemperature.setText(mWeatherCurrentTemperatureString);
443        mWeatherHighTemperature.setText(mWeatherHighTemperatureString);
444        mWeatherLowTemperature.setText(mWeatherLowTemperatureString);
445        mWeatherLocation.setText(mWeatherLocationString);
446        mWeatherIcon.setImageDrawable(mWeatherIconDrawable);
447    }
448
449    // Adapted from KeyguardUpdateMonitor.java
450    private void handleBatteryUpdate(int plugged, int status, int level) {
451        final boolean pluggedIn = (plugged != 0);
452        if (pluggedIn != mPluggedIn) {
453            setWakeLock(pluggedIn);
454        }
455        if (pluggedIn != mPluggedIn || level != mBatteryLevel) {
456            mBatteryLevel = level;
457            mPluggedIn = pluggedIn;
458            refreshBattery();
459        }
460    }
461
462    private void refreshBattery() {
463        if (mBatteryDisplay == null) return;
464
465        if (mPluggedIn /* || mBatteryLevel < LOW_BATTERY_THRESHOLD */) {
466            mBatteryDisplay.setCompoundDrawablesWithIntrinsicBounds(
467                0, 0, android.R.drawable.ic_lock_idle_charging, 0);
468            mBatteryDisplay.setText(
469                getString(R.string.battery_charging_level, mBatteryLevel));
470            mBatteryDisplay.setVisibility(View.VISIBLE);
471        } else {
472            mBatteryDisplay.setVisibility(View.INVISIBLE);
473        }
474    }
475
476    private void refreshDate() {
477        final Date now = new Date();
478        if (DEBUG) Log.d(LOG_TAG, "refreshing date..." + now);
479        mDate.setText(DateFormat.format(mDateFormat, now));
480    }
481
482    private void refreshAlarm() {
483        if (mNextAlarm == null) return;
484
485        String nextAlarm = Settings.System.getString(getContentResolver(),
486                Settings.System.NEXT_ALARM_FORMATTED);
487        if (!TextUtils.isEmpty(nextAlarm)) {
488            mNextAlarm.setText(getString(R.string.control_set_alarm_with_existing, nextAlarm));
489            mNextAlarm.setVisibility(View.VISIBLE);
490        } else if (mAlarmButton != null) {
491            mNextAlarm.setVisibility(View.INVISIBLE);
492        } else {
493            mNextAlarm.setText(R.string.control_set_alarm);
494            mNextAlarm.setVisibility(View.VISIBLE);
495        }
496    }
497
498    private void refreshAll() {
499        refreshDate();
500        refreshAlarm();
501        refreshBattery();
502        refreshWeather();
503    }
504
505    private void doDim(boolean fade) {
506        View tintView = findViewById(R.id.window_tint);
507        if (tintView == null) return;
508
509        mTime.setSystemUiVisibility(fade ? View.STATUS_BAR_HIDDEN : View.STATUS_BAR_VISIBLE);
510
511        Window win = getWindow();
512        WindowManager.LayoutParams winParams = win.getAttributes();
513
514        winParams.flags |= (WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN);
515        winParams.flags |= (WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
516
517        // dim the wallpaper somewhat (how much is determined below)
518        winParams.flags |= (WindowManager.LayoutParams.FLAG_DIM_BEHIND);
519
520        if (mDimmed) {
521            winParams.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;
522            winParams.dimAmount = DIM_BEHIND_AMOUNT_DIMMED;
523            winParams.buttonBrightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_OFF;
524
525            // show the window tint
526            tintView.startAnimation(AnimationUtils.loadAnimation(this,
527                fade ? R.anim.dim
528                     : R.anim.dim_instant));
529        } else {
530            winParams.flags &= (~WindowManager.LayoutParams.FLAG_FULLSCREEN);
531            winParams.dimAmount = DIM_BEHIND_AMOUNT_NORMAL;
532            winParams.buttonBrightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE;
533
534            // hide the window tint
535            tintView.startAnimation(AnimationUtils.loadAnimation(this,
536                fade ? R.anim.undim
537                     : R.anim.undim_instant));
538        }
539
540        win.setAttributes(winParams);
541    }
542
543    @Override
544    public void onNewIntent(Intent newIntent) {
545        super.onNewIntent(newIntent);
546        if (DEBUG) Log.d(LOG_TAG, "onNewIntent with intent: " + newIntent);
547
548        // update our intent so that we can consult it to determine whether or
549        // not the most recent launch was via a dock event
550        setIntent(newIntent);
551    }
552
553    @Override
554    public void onStart() {
555        super.onStart();
556
557        IntentFilter filter = new IntentFilter();
558        filter.addAction(Intent.ACTION_DATE_CHANGED);
559        filter.addAction(Intent.ACTION_BATTERY_CHANGED);
560        filter.addAction(UiModeManager.ACTION_EXIT_DESK_MODE);
561        filter.addAction(ACTION_MIDNIGHT);
562        registerReceiver(mIntentReceiver, filter);
563    }
564
565    @Override
566    public void onStop() {
567        super.onStop();
568
569        unregisterReceiver(mIntentReceiver);
570    }
571
572    @Override
573    public void onResume() {
574        super.onResume();
575        if (DEBUG) Log.d(LOG_TAG, "onResume with intent: " + getIntent());
576
577        // reload the date format in case the user has changed settings
578        // recently
579        mDateFormat = getString(R.string.full_wday_month_day_no_year);
580
581        // Listen for updates to weather data
582        Uri weatherNotificationUri = new Uri.Builder()
583            .scheme(android.content.ContentResolver.SCHEME_CONTENT)
584            .authority(WEATHER_CONTENT_AUTHORITY)
585            .path(WEATHER_CONTENT_PATH)
586            .build();
587        getContentResolver().registerContentObserver(
588            weatherNotificationUri, true, mContentObserver);
589
590        // Elaborate mechanism to find out when the day rolls over
591        Calendar today = Calendar.getInstance();
592        today.set(Calendar.HOUR_OF_DAY, 0);
593        today.set(Calendar.MINUTE, 0);
594        today.set(Calendar.SECOND, 0);
595        today.add(Calendar.DATE, 1);
596        long alarmTimeUTC = today.getTimeInMillis();
597
598        mMidnightIntent = PendingIntent.getBroadcast(this, 0, new Intent(ACTION_MIDNIGHT), 0);
599        AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
600        am.setRepeating(AlarmManager.RTC, alarmTimeUTC, AlarmManager.INTERVAL_DAY, mMidnightIntent);
601        if (DEBUG) Log.d(LOG_TAG, "set repeating midnight event at UTC: "
602            + alarmTimeUTC + " ("
603            + (alarmTimeUTC - System.currentTimeMillis())
604            + " ms from now) repeating every "
605            + AlarmManager.INTERVAL_DAY + " with intent: " + mMidnightIntent);
606
607        // If we weren't previously visible but now we are, it's because we're
608        // being started from another activity. So it's OK to un-dim.
609        if (mTime != null && mTime.getWindowVisibility() != View.VISIBLE) {
610            mDimmed = false;
611        }
612
613        // Adjust the display to reflect the currently chosen dim mode.
614        doDim(false);
615
616        restoreScreen(); // disable screen saver
617        refreshAll(); // will schedule periodic weather fetch
618
619        setWakeLock(mPluggedIn);
620
621        scheduleScreenSaver();
622
623        final boolean launchedFromDock
624            = getIntent().hasCategory(Intent.CATEGORY_DESK_DOCK);
625
626        mLaunchedFromDock = launchedFromDock;
627    }
628
629    @Override
630    public void onPause() {
631        if (DEBUG) Log.d(LOG_TAG, "onPause");
632
633        // Turn off the screen saver and cancel any pending timeouts.
634        // (But don't un-dim.)
635        mHandy.removeMessages(SCREEN_SAVER_TIMEOUT_MSG);
636        restoreScreen();
637
638        // Other things we don't want to be doing in the background.
639        // NB: we need to keep our broadcast receiver alive in case the dock
640        // is disconnected while the screen is off
641        getContentResolver().unregisterContentObserver(mContentObserver);
642
643        AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
644        am.cancel(mMidnightIntent);
645        unscheduleWeatherQuery();
646
647        super.onPause();
648    }
649
650    private void initViews() {
651        // give up any internal focus before we switch layouts
652        final View focused = getCurrentFocus();
653        if (focused != null) focused.clearFocus();
654
655        setContentView(R.layout.desk_clock);
656
657        mTime = (DigitalClock) findViewById(R.id.time);
658        mDate = (TextView) findViewById(R.id.date);
659        mBatteryDisplay = (TextView) findViewById(R.id.battery);
660
661        mTime.setSystemUiVisibility(View.STATUS_BAR_VISIBLE);
662        mTime.getRootView().requestFocus();
663
664        mWeatherCurrentTemperature = (TextView) findViewById(R.id.weather_temperature);
665        mWeatherHighTemperature = (TextView) findViewById(R.id.weather_high_temperature);
666        mWeatherLowTemperature = (TextView) findViewById(R.id.weather_low_temperature);
667        mWeatherLocation = (TextView) findViewById(R.id.weather_location);
668        mWeatherIcon = (ImageView) findViewById(R.id.weather_icon);
669
670        final View.OnClickListener alarmClickListener = new View.OnClickListener() {
671            public void onClick(View v) {
672                startActivity(new Intent(DeskClock.this, AlarmClock.class));
673            }
674        };
675
676        mNextAlarm = (TextView) findViewById(R.id.nextAlarm);
677        mNextAlarm.setOnClickListener(alarmClickListener);
678
679        mAlarmButton = findViewById(R.id.alarm_button);
680        View alarmControl = mAlarmButton != null ? mAlarmButton : findViewById(R.id.nextAlarm);
681        alarmControl.setOnClickListener(alarmClickListener);
682
683        final ImageButton galleryButton = (ImageButton) findViewById(R.id.gallery_button);
684        if (galleryButton != null) {
685            galleryButton.setOnClickListener(new View.OnClickListener() {
686                public void onClick(View v) {
687                    try {
688                        startActivity(new Intent(
689                            Intent.ACTION_VIEW,
690                            android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI)
691                                .putExtra("slideshow", true)
692                                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TOP));
693                    } catch (android.content.ActivityNotFoundException e) {
694                        Log.e(LOG_TAG, "Couldn't launch image browser", e);
695                    }
696                }
697            });
698        }
699
700        final ImageButton musicButton = (ImageButton) findViewById(R.id.music_button);
701        if (musicButton != null) {
702            musicButton.setOnClickListener(new View.OnClickListener() {
703                public void onClick(View v) {
704                    try {
705                        startActivity(new Intent(MediaStore.INTENT_ACTION_MUSIC_PLAYER)
706                            .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TOP));
707
708                    } catch (android.content.ActivityNotFoundException e) {
709                        Log.e(LOG_TAG, "Couldn't launch music browser", e);
710                    }
711                }
712            });
713        }
714
715        final ImageButton homeButton = (ImageButton) findViewById(R.id.home_button);
716        if (homeButton != null) {
717            homeButton.setOnClickListener(new View.OnClickListener() {
718                public void onClick(View v) {
719                    startActivity(
720                        new Intent(Intent.ACTION_MAIN)
721                            .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TOP)
722                            .addCategory(Intent.CATEGORY_HOME));
723                }
724            });
725        }
726
727        final ImageButton nightmodeButton = (ImageButton) findViewById(R.id.nightmode_button);
728        if (nightmodeButton != null) {
729            nightmodeButton.setOnClickListener(new View.OnClickListener() {
730                public void onClick(View v) {
731                    mDimmed = ! mDimmed;
732                    doDim(true);
733                }
734            });
735
736            nightmodeButton.setOnLongClickListener(new View.OnLongClickListener() {
737                public boolean onLongClick(View v) {
738                    saveScreen();
739                    return true;
740                }
741            });
742        }
743
744        final View weatherView = findViewById(R.id.weather);
745        if (weatherView != null) {
746            weatherView.setOnClickListener(new View.OnClickListener() {
747                public void onClick(View v) {
748                    if (!supportsWeather()) return;
749
750                    Intent genieAppQuery = getPackageManager()
751                        .getLaunchIntentForPackage(GENIE_PACKAGE_ID)
752                        .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_CLEAR_TOP);
753                    if (genieAppQuery != null) {
754                        startActivity(genieAppQuery);
755                    }
756                }
757            });
758        }
759
760        final View tintView = findViewById(R.id.window_tint);
761        tintView.setOnTouchListener(new View.OnTouchListener() {
762            public boolean onTouch(View v, MotionEvent event) {
763                if (mDimmed && event.getAction() == MotionEvent.ACTION_DOWN) {
764                    // We want to un-dim the whole screen on tap.
765                    // ...Unless the user is specifically tapping on the dim
766                    // widget, in which case let it do the work.
767                    Rect r = new Rect();
768                    nightmodeButton.getHitRect(r);
769                    int[] gloc = new int[2];
770                    nightmodeButton.getLocationInWindow(gloc);
771                    r.offsetTo(gloc[0], gloc[1]); // convert to window coords
772
773                    if (!r.contains((int) event.getX(), (int) event.getY())) {
774                        mDimmed = false;
775                        doDim(true);
776                    }
777                }
778                return false; // always pass the click through
779            }
780        });
781
782        // Tidy up awkward focus behavior: the first view to be focused in
783        // trackball mode should be the alarms button
784        final ViewTreeObserver vto = alarmControl.getViewTreeObserver();
785        final View alarmView = alarmControl;
786        vto.addOnGlobalFocusChangeListener(new ViewTreeObserver.OnGlobalFocusChangeListener() {
787            public void onGlobalFocusChanged(View oldFocus, View newFocus) {
788                if (oldFocus == null && newFocus == nightmodeButton) {
789                    alarmView.requestFocus();
790                }
791            }
792        });
793    }
794
795    @Override
796    public void onConfigurationChanged(Configuration newConfig) {
797        super.onConfigurationChanged(newConfig);
798        if (mScreenSaverMode) {
799            moveScreenSaver();
800        } else {
801            initViews();
802            doDim(false);
803            refreshAll();
804        }
805    }
806
807    @Override
808    public boolean onOptionsItemSelected(MenuItem item) {
809        switch (item.getItemId()) {
810            case R.id.menu_item_alarms:
811                startActivity(new Intent(DeskClock.this, AlarmClock.class));
812                return true;
813            case R.id.menu_item_add_alarm:
814                startActivity(new Intent(this, SetAlarm.class));
815                return true;
816            case R.id.menu_item_dock_settings:
817                startActivity(new Intent(DOCK_SETTINGS_ACTION));
818                return true;
819            default:
820                return false;
821        }
822    }
823
824    @Override
825    public boolean onCreateOptionsMenu(Menu menu) {
826        MenuInflater inflater = getMenuInflater();
827        inflater.inflate(R.menu.desk_clock_menu, menu);
828        return true;
829    }
830
831    @Override
832    public boolean onPrepareOptionsMenu(Menu menu) {
833        // Only show the "Dock settings" menu item if the device supports it.
834        boolean isDockSupported =
835                (getPackageManager().resolveActivity(new Intent(DOCK_SETTINGS_ACTION), 0) != null);
836        menu.findItem(R.id.menu_item_dock_settings).setVisible(isDockSupported);
837        return super.onPrepareOptionsMenu(menu);
838    }
839
840    @Override
841    protected void onCreate(Bundle icicle) {
842        super.onCreate(icicle);
843
844        mRNG = new Random();
845
846        try {
847            mGenieResources = getPackageManager().getResourcesForApplication(GENIE_PACKAGE_ID);
848        } catch (PackageManager.NameNotFoundException e) {
849            // no weather info available
850            Log.w(LOG_TAG, "Can't find "+GENIE_PACKAGE_ID+". Weather forecast will not be available.");
851        }
852
853        initViews();
854    }
855
856}
857