DeskClock.java revision ba328cd4a23a13732467ba5533a94ac3d7cbbf4e 
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 android.app.Activity;
20import android.app.AlarmManager;
21import android.app.AlertDialog;
22import android.app.PendingIntent;
23import android.content.BroadcastReceiver;
24import android.content.Context;
25import android.content.DialogInterface;
26import android.content.Intent;
27import android.content.IntentFilter;
28import android.content.SharedPreferences;
29import android.content.pm.PackageManager;
30import android.content.res.Configuration;
31import android.content.res.Resources;
32import android.database.Cursor;
33import android.graphics.drawable.BitmapDrawable;
34import android.graphics.drawable.ColorDrawable;
35import android.graphics.drawable.Drawable;
36import android.net.Uri;
37import android.os.Bundle;
38import android.os.Handler;
39import android.os.Message;
40import android.os.SystemClock;
41import android.os.PowerManager;
42import android.provider.Settings;
43import android.text.TextUtils;
44import android.util.DisplayMetrics;
45import android.util.Log;
46import android.view.ContextMenu.ContextMenuInfo;
47import android.view.ContextMenu;
48import android.view.LayoutInflater;
49import android.view.Menu;
50import android.view.MenuInflater;
51import android.view.MenuItem;
52import android.view.View.OnClickListener;
53import android.view.View.OnCreateContextMenuListener;
54import android.view.View;
55import android.view.ViewGroup;
56import android.view.Window;
57import android.view.WindowManager;
58import android.view.animation.Animation;
59import android.view.animation.AnimationUtils;
60import android.view.animation.TranslateAnimation;
61import android.widget.AbsoluteLayout;
62import android.widget.AdapterView.AdapterContextMenuInfo;
63import android.widget.AdapterView.OnItemClickListener;
64import android.widget.AdapterView;
65import android.widget.Button;
66import android.widget.CheckBox;
67import android.widget.ImageButton;
68import android.widget.ImageView;
69import android.widget.TextView;
70
71import static android.os.BatteryManager.BATTERY_STATUS_CHARGING;
72import static android.os.BatteryManager.BATTERY_STATUS_FULL;
73import static android.os.BatteryManager.BATTERY_STATUS_UNKNOWN;
74
75import java.io.IOException;
76import java.io.InputStream;
77import java.text.DateFormat;
78import java.text.SimpleDateFormat;
79import java.util.Calendar;
80import java.util.Date;
81import java.util.Locale;
82import java.util.Random;
83
84/**
85 * DeskClock clock view for desk docks.
86 */
87public class DeskClock extends Activity {
88    private static final boolean DEBUG = false;
89
90    private static final String LOG_TAG = "DeskClock";
91
92    // Intent used to start the music player.
93    private static final String MUSIC_NOW_PLAYING = "com.android.music.PLAYBACK_VIEWER";
94
95    private static final String ACTION_MIDNIGHT = "com.android.deskclock.MIDNIGHT";
96
97    // Interval between polls of the weather widget. Its refresh period is
98    // likely to be much longer (~3h), but we want to pick up any changes
99    // within 5 minutes.
100    private final long FETCH_WEATHER_DELAY = 5 * 60 * 1000; // 5 min
101
102    // Delay before engaging the burn-in protection mode (green-on-black).
103    private final long SCREEN_SAVER_TIMEOUT = 10 * 60 * 1000; // 10 min
104
105    // Repositioning delay in screen saver.
106    private final long SCREEN_SAVER_MOVE_DELAY = 60 * 1000; // 1 min
107
108    // Color to use for text & graphics in screen saver mode.
109    private final int SCREEN_SAVER_COLOR = 0xFF308030;
110    private final int SCREEN_SAVER_COLOR_DIM = 0xFF183018;
111
112    // Internal message IDs.
113    private final int FETCH_WEATHER_DATA_MSG     = 0x1000;
114    private final int UPDATE_WEATHER_DISPLAY_MSG = 0x1001;
115    private final int SCREEN_SAVER_TIMEOUT_MSG   = 0x2000;
116    private final int SCREEN_SAVER_MOVE_MSG      = 0x2001;
117
118    // Weather widget query information.
119    private static final String GENIE_PACKAGE_ID = "com.google.android.apps.genie.geniewidget";
120    private static final String WEATHER_CONTENT_AUTHORITY = GENIE_PACKAGE_ID + ".weather";
121    private static final String WEATHER_CONTENT_PATH = "/weather/current";
122    private static final String[] WEATHER_CONTENT_COLUMNS = new String[] {
123            "location",
124            "timestamp",
125            "temperature",
126            "highTemperature",
127            "lowTemperature",
128            "iconUrl",
129            "iconResId",
130            "description",
131        };
132
133    // State variables follow.
134    private DigitalClock mTime;
135    private TextView mDate;
136
137    private TextView mNextAlarm = null;
138    private TextView mBatteryDisplay;
139
140    private TextView mWeatherCurrentTemperature;
141    private TextView mWeatherHighTemperature;
142    private TextView mWeatherLowTemperature;
143    private TextView mWeatherLocation;
144    private ImageView mWeatherIcon;
145
146    private String mWeatherCurrentTemperatureString;
147    private String mWeatherHighTemperatureString;
148    private String mWeatherLowTemperatureString;
149    private String mWeatherLocationString;
150    private Drawable mWeatherIconDrawable;
151
152    private Resources mGenieResources = null;
153
154    private boolean mDimmed = false;
155    private boolean mScreenSaverMode = false;
156
157    private DateFormat mDateFormat;
158
159    private int mBatteryLevel = -1;
160    private boolean mPluggedIn = false;
161
162    private boolean mInDock = false;
163
164    private int mIdleTimeoutEpoch = 0;
165
166    private boolean mWeatherFetchScheduled = false;
167
168    private Random mRNG;
169
170    private PendingIntent mMidnightIntent;
171
172    private final BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
173        @Override
174        public void onReceive(Context context, Intent intent) {
175            final String action = intent.getAction();
176            if (Intent.ACTION_DATE_CHANGED.equals(action)) {
177                refreshDate();
178            } else if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
179                handleBatteryUpdate(
180                    intent.getIntExtra("status", BATTERY_STATUS_UNKNOWN),
181                    intent.getIntExtra("level", 0));
182            }
183        }
184    };
185
186    private final Handler mHandy = new Handler() {
187        @Override
188        public void handleMessage(Message m) {
189            if (m.what == FETCH_WEATHER_DATA_MSG) {
190                if (!mWeatherFetchScheduled) return;
191                mWeatherFetchScheduled = false;
192                new Thread() { public void run() { fetchWeatherData(); } }.start();
193                scheduleWeatherFetchDelayed(FETCH_WEATHER_DELAY);
194            } else if (m.what == UPDATE_WEATHER_DISPLAY_MSG) {
195                updateWeatherDisplay();
196            } else if (m.what == SCREEN_SAVER_TIMEOUT_MSG) {
197                if (m.arg1 == mIdleTimeoutEpoch) {
198                    saveScreen();
199                }
200            } else if (m.what == SCREEN_SAVER_MOVE_MSG) {
201                moveScreenSaver();
202            }
203        }
204    };
205
206
207    private void moveScreenSaver() {
208        moveScreenSaverTo(-1,-1);
209    }
210    private void moveScreenSaverTo(int x, int y) {
211        if (!mScreenSaverMode) return;
212
213        final View time_date = findViewById(R.id.time_date);
214
215        DisplayMetrics metrics = new DisplayMetrics();
216        getWindowManager().getDefaultDisplay().getMetrics(metrics);
217
218        if (x < 0 || y < 0) {
219            int myWidth = time_date.getMeasuredWidth();
220            int myHeight = time_date.getMeasuredHeight();
221            x = (int)(mRNG.nextFloat()*(metrics.widthPixels - myWidth));
222            y = (int)(mRNG.nextFloat()*(metrics.heightPixels - myHeight));
223        }
224
225        if (DEBUG) Log.d(LOG_TAG, String.format("screen saver: %d: jumping to (%d,%d)",
226                System.currentTimeMillis(), x, y));
227
228        time_date.setLayoutParams(new AbsoluteLayout.LayoutParams(
229            ViewGroup.LayoutParams.WRAP_CONTENT,
230            ViewGroup.LayoutParams.WRAP_CONTENT,
231            x,
232            y));
233
234        // Synchronize our jumping so that it happens exactly on the second.
235        mHandy.sendEmptyMessageDelayed(SCREEN_SAVER_MOVE_MSG,
236            SCREEN_SAVER_MOVE_DELAY +
237            (1000 - (System.currentTimeMillis() % 1000)));
238    }
239
240    private void setWakeLock(boolean hold) {
241        if (DEBUG) Log.d(LOG_TAG, (hold ? "hold" : " releas") + "ing wake lock");
242        Window win = getWindow();
243        WindowManager.LayoutParams winParams = win.getAttributes();
244        winParams.flags |= WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD;
245        winParams.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
246        winParams.flags |= WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON;
247        if (hold)
248            winParams.flags |= WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
249        else
250            winParams.flags &= (~WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
251        win.setAttributes(winParams);
252    }
253
254    private void restoreScreen() {
255        if (!mScreenSaverMode) return;
256        if (DEBUG) Log.d(LOG_TAG, "restoreScreen");
257        mScreenSaverMode = false;
258        initViews();
259        doDim(false); // restores previous dim mode
260        refreshAll();
261    }
262
263    // Special screen-saver mode for OLED displays that burn in quickly
264    private void saveScreen() {
265        if (mScreenSaverMode) return;
266        if (DEBUG) Log.d(LOG_TAG, "saveScreen");
267
268        // quickly stash away the x/y of the current date
269        final View oldTimeDate = findViewById(R.id.time_date);
270        int oldLoc[] = new int[2];
271        oldTimeDate.getLocationOnScreen(oldLoc);
272
273        mScreenSaverMode = true;
274        Window win = getWindow();
275        WindowManager.LayoutParams winParams = win.getAttributes();
276        winParams.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;
277        win.setAttributes(winParams);
278
279        // give up any internal focus before we switch layouts
280        final View focused = getCurrentFocus();
281        if (focused != null) focused.clearFocus();
282
283        setContentView(R.layout.desk_clock_saver);
284
285        mTime = (DigitalClock) findViewById(R.id.time);
286        mDate = (TextView) findViewById(R.id.date);
287
288        final int color = mDimmed ? SCREEN_SAVER_COLOR_DIM : SCREEN_SAVER_COLOR;
289
290        ((TextView)findViewById(R.id.timeDisplay)).setTextColor(color);
291        ((TextView)findViewById(R.id.am_pm)).setTextColor(color);
292        mDate.setTextColor(color);
293
294        mBatteryDisplay =
295        mNextAlarm =
296        mWeatherCurrentTemperature =
297        mWeatherHighTemperature =
298        mWeatherLowTemperature =
299        mWeatherLocation = null;
300        mWeatherIcon = null;
301
302        refreshDate();
303
304        moveScreenSaverTo(oldLoc[0], oldLoc[1]);
305    }
306
307    @Override
308    public void onUserInteraction() {
309        if (mScreenSaverMode)
310            restoreScreen();
311    }
312
313    private boolean supportsWeather() {
314        return (mGenieResources != null);
315    }
316
317    private void scheduleWeatherFetchDelayed(long delay) {
318        if (mWeatherFetchScheduled) return;
319
320        if (DEBUG) Log.d(LOG_TAG, "scheduling weather fetch message for " + delay + "ms from now");
321
322        mWeatherFetchScheduled = true;
323
324        mHandy.sendEmptyMessageDelayed(FETCH_WEATHER_DATA_MSG, delay);
325    }
326
327    private void unscheduleWeatherFetch() {
328        mWeatherFetchScheduled = false;
329    }
330
331    private static final boolean sCelsius;
332    static {
333        String cc = Locale.getDefault().getCountry().toLowerCase();
334        sCelsius = !("us".equals(cc) || "bz".equals(cc) || "jm".equals(cc));
335    }
336
337    private static int celsiusToLocal(int tempC) {
338        return sCelsius ? tempC : (int) Math.round(tempC * 1.8f + 32);
339    }
340
341    private void fetchWeatherData() {
342        // if we couldn't load the weather widget's resources, we simply
343        // assume it's not present on the device.
344        if (mGenieResources == null) return;
345
346        Uri queryUri = new Uri.Builder()
347            .scheme(android.content.ContentResolver.SCHEME_CONTENT)
348            .authority(WEATHER_CONTENT_AUTHORITY)
349            .path(WEATHER_CONTENT_PATH)
350            .appendPath(new Long(System.currentTimeMillis()).toString())
351            .build();
352
353        if (DEBUG) Log.d(LOG_TAG, "querying genie: " + queryUri);
354
355        Cursor cur;
356        try {
357            cur = managedQuery(
358                queryUri,
359                WEATHER_CONTENT_COLUMNS,
360                null,
361                null,
362                null);
363        } catch (RuntimeException e) {
364            Log.e(LOG_TAG, "Weather query failed", e);
365            cur = null;
366        }
367
368        if (cur != null && cur.moveToFirst()) {
369            if (DEBUG) {
370                java.lang.StringBuilder sb =
371                    new java.lang.StringBuilder("Weather query result: {");
372                for(int i=0; i<cur.getColumnCount(); i++) {
373                    if (i>0) sb.append(", ");
374                    sb.append(cur.getColumnName(i))
375                        .append("=")
376                        .append(cur.getString(i));
377                }
378                sb.append("}");
379                Log.d(LOG_TAG, sb.toString());
380            }
381
382            mWeatherIconDrawable = mGenieResources.getDrawable(cur.getInt(
383                cur.getColumnIndexOrThrow("iconResId")));
384            mWeatherCurrentTemperatureString = String.format("%d\u00b0",
385                celsiusToLocal(cur.getInt(cur.getColumnIndexOrThrow("temperature"))));
386            mWeatherHighTemperatureString = String.format("%d\u00b0",
387                celsiusToLocal(cur.getInt(cur.getColumnIndexOrThrow("highTemperature"))));
388            mWeatherLowTemperatureString = String.format("%d\u00b0",
389                celsiusToLocal(cur.getInt(cur.getColumnIndexOrThrow("lowTemperature"))));
390            mWeatherLocationString = cur.getString(
391                cur.getColumnIndexOrThrow("location"));
392        } else {
393            Log.w(LOG_TAG, "No weather information available (cur="
394                + cur +")");
395            mWeatherIconDrawable = null;
396            mWeatherHighTemperatureString = "";
397            mWeatherLowTemperatureString = "";
398            mWeatherLocationString = "Weather data unavailable."; // TODO: internationalize
399        }
400
401        mHandy.sendEmptyMessage(UPDATE_WEATHER_DISPLAY_MSG);
402    }
403
404    private void refreshWeather() {
405        if (supportsWeather())
406            scheduleWeatherFetchDelayed(0);
407        updateWeatherDisplay(); // in case we have it cached
408    }
409
410    private void updateWeatherDisplay() {
411        if (mWeatherCurrentTemperature == null) return;
412
413        mWeatherCurrentTemperature.setText(mWeatherCurrentTemperatureString);
414        mWeatherHighTemperature.setText(mWeatherHighTemperatureString);
415        mWeatherLowTemperature.setText(mWeatherLowTemperatureString);
416        mWeatherLocation.setText(mWeatherLocationString);
417        mWeatherIcon.setImageDrawable(mWeatherIconDrawable);
418    }
419
420    // Adapted from KeyguardUpdateMonitor.java
421    private void handleBatteryUpdate(int plugStatus, int batteryLevel) {
422        final boolean pluggedIn = (plugStatus == BATTERY_STATUS_CHARGING || plugStatus == BATTERY_STATUS_FULL);
423        if (pluggedIn != mPluggedIn) {
424            setWakeLock(pluggedIn);
425        }
426        if (pluggedIn != mPluggedIn || batteryLevel != mBatteryLevel) {
427            mBatteryLevel = batteryLevel;
428            mPluggedIn = pluggedIn;
429            refreshBattery();
430        }
431    }
432
433    private void refreshBattery() {
434        if (mBatteryDisplay == null) return;
435
436        if (mPluggedIn /* || mBatteryLevel < LOW_BATTERY_THRESHOLD */) {
437            mBatteryDisplay.setCompoundDrawablesWithIntrinsicBounds(
438                0, 0, android.R.drawable.ic_lock_idle_charging, 0);
439            mBatteryDisplay.setText(
440                getString(R.string.battery_charging_level, mBatteryLevel));
441            mBatteryDisplay.setVisibility(View.VISIBLE);
442        } else {
443            mBatteryDisplay.setVisibility(View.INVISIBLE);
444        }
445    }
446
447    private void refreshDate() {
448        final Date now = new Date();
449        if (DEBUG) Log.d(LOG_TAG, "refreshing date..." + now);
450        mDate.setText(mDateFormat.format(now));
451    }
452
453    private void refreshAlarm() {
454        if (mNextAlarm == null) return;
455
456        String nextAlarm = Settings.System.getString(getContentResolver(),
457                Settings.System.NEXT_ALARM_FORMATTED);
458        if (!TextUtils.isEmpty(nextAlarm)) {
459            mNextAlarm.setText(nextAlarm);
460            //mNextAlarm.setCompoundDrawablesWithIntrinsicBounds(
461            //    android.R.drawable.ic_lock_idle_alarm, 0, 0, 0);
462            mNextAlarm.setVisibility(View.VISIBLE);
463        } else {
464            mNextAlarm.setVisibility(View.INVISIBLE);
465        }
466    }
467
468    private void refreshAll() {
469        refreshDate();
470        refreshAlarm();
471        refreshBattery();
472        refreshWeather();
473    }
474
475    private void doDim(boolean fade) {
476        View tintView = findViewById(R.id.window_tint);
477        if (tintView == null) return;
478
479        Window win = getWindow();
480        WindowManager.LayoutParams winParams = win.getAttributes();
481
482        winParams.flags |= (WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN);
483        winParams.flags |= (WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
484
485        // dim the wallpaper somewhat (how much is determined below)
486        winParams.flags |= (WindowManager.LayoutParams.FLAG_DIM_BEHIND);
487
488        if (mDimmed) {
489            winParams.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;
490            winParams.dimAmount = 0.67f; // pump up contrast in dim mode
491
492            // show the window tint
493            tintView.startAnimation(AnimationUtils.loadAnimation(this,
494                fade ? R.anim.dim
495                     : R.anim.dim_instant));
496        } else {
497            winParams.flags &= (~WindowManager.LayoutParams.FLAG_FULLSCREEN);
498            winParams.dimAmount = 0.5f; // lower contrast in normal mode
499
500            // hide the window tint
501            tintView.startAnimation(AnimationUtils.loadAnimation(this,
502                fade ? R.anim.undim
503                     : R.anim.undim_instant));
504        }
505
506        win.setAttributes(winParams);
507    }
508
509    @Override
510    public void onResume() {
511        super.onResume();
512        if (DEBUG) Log.d(LOG_TAG, "onResume");
513
514        // reload the date format in case the user has changed settings
515        // recently
516        final SimpleDateFormat dateFormat = (SimpleDateFormat)
517                java.text.DateFormat.getDateInstance(java.text.DateFormat.FULL);
518        // This is a little clumsy; we want to honor the locale's date format
519        // (rather than simply hardcoding "Weekday, Month Date") but
520        // DateFormat.FULL includes the year (at least, in enUS). So we lop
521        // that bit off if it's there; should have no effect on
522        // locale-specific date strings that look different.
523        mDateFormat = new SimpleDateFormat(dateFormat.toPattern()
524                    .replace(", yyyy", "")); // no year
525
526        IntentFilter filter = new IntentFilter();
527        filter.addAction(Intent.ACTION_DATE_CHANGED);
528        filter.addAction(Intent.ACTION_BATTERY_CHANGED);
529        filter.addAction(ACTION_MIDNIGHT);
530
531        Calendar today = Calendar.getInstance();
532        today.add(Calendar.DATE, 1);
533        mMidnightIntent = PendingIntent.getBroadcast(this, 0, new Intent(ACTION_MIDNIGHT), 0);
534        AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
535        am.setRepeating(AlarmManager.RTC, today.getTimeInMillis(), AlarmManager.INTERVAL_DAY, mMidnightIntent);
536        registerReceiver(mIntentReceiver, filter);
537
538        doDim(false);
539        restoreScreen();
540        refreshAll(); // will schedule periodic weather fetch
541
542        setWakeLock(mPluggedIn);
543
544        mIdleTimeoutEpoch++;
545        mHandy.sendMessageDelayed(
546            Message.obtain(mHandy, SCREEN_SAVER_TIMEOUT_MSG, mIdleTimeoutEpoch, 0),
547            SCREEN_SAVER_TIMEOUT);
548
549        final boolean launchedFromDock
550            = getIntent().hasCategory(Intent.CATEGORY_DESK_DOCK);
551
552        if (supportsWeather() && launchedFromDock && !mInDock) {
553            if (DEBUG) Log.d(LOG_TAG, "Device now docked; forcing weather to refresh right now");
554            sendBroadcast(
555                new Intent("com.google.android.apps.genie.REFRESH")
556                    .putExtra("requestWeather", true));
557        }
558
559        mInDock = launchedFromDock;
560    }
561
562    @Override
563    public void onPause() {
564        if (DEBUG) Log.d(LOG_TAG, "onPause");
565
566        // Turn off the screen saver. (But don't un-dim.)
567        restoreScreen();
568
569        // Other things we don't want to be doing in the background.
570        unregisterReceiver(mIntentReceiver);
571        AlarmManager am = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
572        am.cancel(mMidnightIntent);
573        unscheduleWeatherFetch();
574
575        super.onPause();
576    }
577
578    @Override
579    public void onStop() {
580        if (DEBUG) Log.d(LOG_TAG, "onStop");
581
582        // Avoid situations where the user launches Alarm Clock and is
583        // surprised to find it in dim mode (because it was last used in dim
584        // mode, but that last use is long in the past).
585        mDimmed = false;
586
587        super.onStop();
588    }
589
590    private void initViews() {
591        // give up any internal focus before we switch layouts
592        final View focused = getCurrentFocus();
593        if (focused != null) focused.clearFocus();
594
595        setContentView(R.layout.desk_clock);
596
597        mTime = (DigitalClock) findViewById(R.id.time);
598        mDate = (TextView) findViewById(R.id.date);
599        mBatteryDisplay = (TextView) findViewById(R.id.battery);
600
601        mTime.getRootView().requestFocus();
602
603        mWeatherCurrentTemperature = (TextView) findViewById(R.id.weather_temperature);
604        mWeatherHighTemperature = (TextView) findViewById(R.id.weather_high_temperature);
605        mWeatherLowTemperature = (TextView) findViewById(R.id.weather_low_temperature);
606        mWeatherLocation = (TextView) findViewById(R.id.weather_location);
607        mWeatherIcon = (ImageView) findViewById(R.id.weather_icon);
608
609        mNextAlarm = (TextView) findViewById(R.id.nextAlarm);
610
611        final ImageButton alarmButton = (ImageButton) findViewById(R.id.alarm_button);
612        alarmButton.setOnClickListener(new View.OnClickListener() {
613            public void onClick(View v) {
614                startActivity(new Intent(DeskClock.this, AlarmClock.class));
615            }
616        });
617
618        final ImageButton galleryButton = (ImageButton) findViewById(R.id.gallery_button);
619        galleryButton.setOnClickListener(new View.OnClickListener() {
620            public void onClick(View v) {
621                try {
622                    startActivity(new Intent(
623                        Intent.ACTION_VIEW,
624                        android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI)
625                            .putExtra("slideshow", true));
626                } catch (android.content.ActivityNotFoundException e) {
627                    Log.e(LOG_TAG, "Couldn't launch image browser", e);
628                }
629            }
630        });
631
632        final ImageButton musicButton = (ImageButton) findViewById(R.id.music_button);
633        musicButton.setOnClickListener(new View.OnClickListener() {
634            public void onClick(View v) {
635                try {
636                    startActivity(new Intent(MUSIC_NOW_PLAYING));
637                } catch (android.content.ActivityNotFoundException e) {
638                    Log.e(LOG_TAG, "Couldn't launch music browser", e);
639                }
640            }
641        });
642
643        final ImageButton homeButton = (ImageButton) findViewById(R.id.home_button);
644        homeButton.setOnClickListener(new View.OnClickListener() {
645            public void onClick(View v) {
646                startActivity(
647                    new Intent(Intent.ACTION_MAIN)
648                        .addCategory(Intent.CATEGORY_HOME));
649            }
650        });
651
652        final ImageButton nightmodeButton = (ImageButton) findViewById(R.id.nightmode_button);
653        nightmodeButton.setOnClickListener(new View.OnClickListener() {
654            public void onClick(View v) {
655                mDimmed = ! mDimmed;
656                doDim(true);
657            }
658        });
659
660        nightmodeButton.setOnLongClickListener(new View.OnLongClickListener() {
661            public boolean onLongClick(View v) {
662                saveScreen();
663                return true;
664            }
665        });
666
667        final View weatherView = findViewById(R.id.weather);
668        weatherView.setOnClickListener(new View.OnClickListener() {
669            public void onClick(View v) {
670                if (!supportsWeather()) return;
671
672                Intent genieAppQuery = getPackageManager().getLaunchIntentForPackage(GENIE_PACKAGE_ID);
673                if (genieAppQuery != null) {
674                    startActivity(genieAppQuery);
675                }
676            }
677        });
678    }
679
680    @Override
681    public void onConfigurationChanged(Configuration newConfig) {
682        super.onConfigurationChanged(newConfig);
683        if (!mScreenSaverMode) {
684            initViews();
685            doDim(false);
686            refreshAll();
687        }
688    }
689
690    @Override
691    public boolean onOptionsItemSelected(MenuItem item) {
692        if (item.getItemId() == R.id.menu_item_alarms) {
693            startActivity(new Intent(DeskClock.this, AlarmClock.class));
694            return true;
695        }
696        return false;
697    }
698
699    @Override
700    public boolean onCreateOptionsMenu(Menu menu) {
701        MenuInflater inflater = getMenuInflater();
702        inflater.inflate(R.menu.desk_clock_menu, menu);
703        return true;
704    }
705
706    @Override
707    protected void onCreate(Bundle icicle) {
708        super.onCreate(icicle);
709
710        mRNG = new Random();
711
712        try {
713            mGenieResources = getPackageManager().getResourcesForApplication(GENIE_PACKAGE_ID);
714        } catch (PackageManager.NameNotFoundException e) {
715            // no weather info available
716            Log.w(LOG_TAG, "Can't find "+GENIE_PACKAGE_ID+". Weather forecast will not be available.");
717        }
718
719        initViews();
720    }
721
722}
723