AllInOneActivity.java revision 6c25510eee8cbb1d192bd0ace8be4385e87ed8a7 
1/*
2 * Copyright (C) 2010 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.calendar;
18
19import static android.provider.Calendar.EVENT_BEGIN_TIME;
20import static android.provider.Calendar.EVENT_END_TIME;
21
22import com.android.calendar.CalendarController.EventHandler;
23import com.android.calendar.CalendarController.EventInfo;
24import com.android.calendar.CalendarController.EventType;
25import com.android.calendar.CalendarController.ViewType;
26import com.android.calendar.agenda.AgendaFragment;
27import com.android.calendar.event.EditEventFragment;
28import com.android.calendar.selectcalendars.SelectCalendarsFragment;
29
30import android.app.ActionBar;
31import android.app.Activity;
32import android.app.Fragment;
33import android.app.FragmentTransaction;
34import android.content.ContentResolver;
35import android.content.Intent;
36import android.content.SharedPreferences;
37import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
38import android.content.res.Configuration;
39import android.database.ContentObserver;
40import android.net.Uri;
41import android.os.Bundle;
42import android.os.Handler;
43import android.provider.Calendar;
44import android.text.TextUtils;
45import android.text.format.DateFormat;
46import android.text.format.DateUtils;
47import android.text.format.Time;
48import android.util.Log;
49import android.view.Menu;
50import android.view.MenuItem;
51import android.view.View;
52import android.widget.SearchView;
53import android.widget.TextView;
54
55import java.util.Locale;
56import java.util.TimeZone;
57
58public class AllInOneActivity extends Activity implements EventHandler,
59        OnSharedPreferenceChangeListener, SearchView.OnQueryChangeListener {
60    private static final String TAG = "AllInOneActivity";
61    private static final boolean DEBUG = false;
62    private static final String BUNDLE_KEY_RESTORE_TIME = "key_restore_time";
63    private static final String BUNDLE_KEY_RESTORE_EDIT = "key_restore_edit";
64    private static final String BUNDLE_KEY_EVENT_ID = "key_event_id";
65    private static final int HANDLER_KEY = 0;
66    private static CalendarController mController;
67    private static boolean mIsMultipane;
68    private ContentResolver mContentResolver;
69    private int mPreviousView;
70    private int mCurrentView;
71    private boolean mPaused = true;
72    private boolean mUpdateOnResume = false;
73    private TextView mHomeTime;
74
75    private Runnable mHomeTimeUpdater = new Runnable() {
76        @Override
77        public void run() {
78            updateHomeClock();
79        }
80    };
81
82    // Create an observer so that we can update the views whenever a
83    // Calendar event changes.
84    private ContentObserver mObserver = new ContentObserver(new Handler()) {
85        @Override
86        public boolean deliverSelfNotifications() {
87            return true;
88        }
89
90        @Override
91        public void onChange(boolean selfChange) {
92            eventsChanged();
93        }
94    };
95
96    @Override
97    protected void onCreate(Bundle icicle) {
98        super.onCreate(icicle);
99
100        // This needs to be created before setContentView
101        mController = CalendarController.getInstance(this);
102        // Get time from intent or icicle
103        long timeMillis;
104        if (icicle != null) {
105            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
106        } else {
107            timeMillis = Utils.timeFromIntentInMillis(getIntent());
108        }
109        boolean restoreEdit = icicle != null ? icicle.getBoolean(BUNDLE_KEY_RESTORE_EDIT, false)
110                : false;
111        int viewType;
112        if (restoreEdit) {
113            viewType = ViewType.EDIT;
114        } else {
115            viewType = Utils.getViewTypeFromIntentAndSharedPref(this);
116        }
117        Time t = new Time();
118        t.set(timeMillis);
119
120        if (icicle != null && getIntent() != null) {
121            Log.d(TAG, "both, icicle:" + icicle.toString() + "  intent:" + getIntent().toString());
122        } else {
123            Log.d(TAG, "not both, icicle:" + icicle + " intent:" + getIntent());
124        }
125
126        mIsMultipane = (getResources().getConfiguration().screenLayout
127                & Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
128
129        // Must be the first to register because this activity can modify the
130        // list of event handlers in it's handle method. This affects who the
131        // rest of the handlers the controller dispatches to are.
132        mController.registerEventHandler(HANDLER_KEY, this);
133
134        setContentView(R.layout.all_in_one);
135        mHomeTime = (TextView) findViewById(R.id.home_time);
136
137        initFragments(timeMillis, viewType, icicle);
138
139
140        // Listen for changes that would require this to be refreshed
141        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
142        prefs.registerOnSharedPreferenceChangeListener(this);
143
144        mContentResolver = getContentResolver();
145    }
146
147    @Override
148    protected void onResume() {
149        super.onResume();
150        mContentResolver.registerContentObserver(Calendar.Events.CONTENT_URI, true, mObserver);
151        if (mUpdateOnResume) {
152            initFragments(mController.getTime(), mController.getViewType(), null);
153            mUpdateOnResume = false;
154        }
155        updateHomeClock();
156        mPaused = false;
157    }
158
159    @Override
160    protected void onPause() {
161        super.onPause();
162        mPaused = true;
163        mHomeTime.getHandler().removeCallbacks(mHomeTimeUpdater);
164        mContentResolver.unregisterContentObserver(mObserver);
165        if (isFinishing()) {
166            // Stop listening for changes that would require this to be refreshed
167            SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
168            prefs.unregisterOnSharedPreferenceChangeListener(this);
169        }
170        // FRAG_TODO save highlighted days of the week;
171        if (mController.getViewType() != ViewType.EDIT) {
172            Utils.setDefaultView(this, mController.getViewType());
173        }
174    }
175
176    @Override
177    protected void onUserLeaveHint() {
178        mController.sendEvent(this, EventType.USER_HOME, null, null, -1, ViewType.CURRENT);
179        super.onUserLeaveHint();
180    }
181
182    @Override
183    public void onSaveInstanceState(Bundle outState) {
184        super.onSaveInstanceState(outState);
185
186        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
187        if (mCurrentView == ViewType.EDIT) {
188            outState.putBoolean(BUNDLE_KEY_RESTORE_EDIT, true);
189            outState.putLong(BUNDLE_KEY_EVENT_ID, mController.getEventId());
190        }
191    }
192
193    @Override
194    protected void onDestroy() {
195        super.onDestroy();
196
197        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
198        prefs.unregisterOnSharedPreferenceChangeListener(this);
199        CalendarController.removeInstance(this);
200    }
201
202    private void initFragments(long timeMillis, int viewType, Bundle icicle) {
203        FragmentTransaction ft = getFragmentManager().openTransaction();
204
205        if (mIsMultipane) {
206            Fragment miniMonthFrag = new MonthFragment(false, timeMillis, true);
207            ft.replace(R.id.mini_month, miniMonthFrag);
208            mController.registerEventHandler(R.id.mini_month, (EventHandler) miniMonthFrag);
209
210            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
211            ft.replace(R.id.calendar_list, selectCalendarsFrag);
212        }
213        if (!mIsMultipane || viewType == ViewType.EDIT) {
214            findViewById(R.id.mini_month).setVisibility(View.GONE);
215            findViewById(R.id.calendar_list).setVisibility(View.GONE);
216        }
217
218        EventInfo info = null;
219        if (viewType == ViewType.EDIT) {
220            mPreviousView = GeneralPreferences.getSharedPreferences(this).getInt(
221                    GeneralPreferences.KEY_START_VIEW, GeneralPreferences.DEFAULT_START_VIEW);
222
223            long eventId = -1;
224            Intent intent = getIntent();
225            Uri data = intent.getData();
226            if (data != null) {
227                try {
228                    eventId = Long.parseLong(data.getLastPathSegment());
229                } catch (NumberFormatException e) {
230                    if (DEBUG) {
231                        Log.d(TAG, "Create new event");
232                    }
233                }
234            } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) {
235                eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID);
236            }
237
238            long begin = intent.getLongExtra(EVENT_BEGIN_TIME, -1);
239            long end = intent.getLongExtra(EVENT_END_TIME, -1);
240            info = new EventInfo();
241            if (end != -1) {
242                info.endTime = new Time();
243                info.endTime.set(end);
244            }
245            if (begin != -1) {
246                info.startTime = new Time();
247                info.startTime.set(begin);
248            }
249            info.id = eventId;
250            // We set the viewtype so if the user presses back when they are
251            // done editing the controller knows we were in the Edit Event
252            // screen. Likewise for eventId
253            mController.setViewType(viewType);
254            mController.setEventId(eventId);
255        } else {
256            mPreviousView = viewType;
257        }
258        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true, info);
259
260        ft.commit(); // this needs to be after setMainPane()
261
262        Time t = new Time();
263        t.set(timeMillis);
264        if (viewType != ViewType.EDIT) {
265            mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
266        }
267    }
268
269    @Override
270    public void onBackPressed() {
271        if (mPreviousView == mCurrentView) {
272            super.onBackPressed();
273        } else {
274            mController.sendEvent(this, EventType.GO_TO, null, null, -1, mPreviousView);
275        }
276    }
277
278    @Override
279    public boolean onCreateOptionsMenu(Menu menu) {
280        super.onCreateOptionsMenu(menu);
281
282        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
283
284        SearchView searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
285        searchView.setIconifiedByDefault(true);
286        searchView.setOnQueryChangeListener(this);
287
288        return true;
289    }
290
291    @Override
292    public boolean onOptionsItemSelected(MenuItem item) {
293        Time t = null;
294        int viewType = ViewType.CURRENT;
295        switch (item.getItemId()) {
296            case R.id.action_refresh:
297                mController.refreshCalendars();
298                return true;
299            case R.id.action_day:
300                viewType = ViewType.DAY;
301                break;
302            case R.id.action_week:
303                viewType = ViewType.WEEK;
304                break;
305            case R.id.action_month:
306                viewType = ViewType.MONTH;
307                break;
308            case R.id.action_today:
309                viewType = ViewType.CURRENT;
310                t = new Time();
311                t.setToNow();
312                break;
313            case R.id.action_create_event:
314                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
315                return true;
316            case R.id.action_settings:
317                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
318                return true;
319            default:
320                return false;
321        }
322        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
323        return true;
324    }
325
326    @Override
327    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
328        if (key.equals(GeneralPreferences.KEY_WEEK_START_DAY)) {
329            if (mPaused) {
330                mUpdateOnResume = true;
331            } else {
332                initFragments(mController.getTime(), mController.getViewType(), null);
333            }
334        }
335    }
336
337    private void setMainPane(FragmentTransaction ft, int viewId, int viewType, long timeMillis,
338            boolean force, EventInfo e) {
339        if (!force && mCurrentView == viewType) {
340            return;
341        }
342
343        if (viewType != mCurrentView) {
344            // The rules for this previous view are different than the
345            // controller's and are used for intercepting the back button.
346            if (mCurrentView != ViewType.EDIT && mCurrentView > 0) {
347                mPreviousView = mCurrentView;
348            }
349            mCurrentView = viewType;
350        }
351        // Create new fragment
352        Fragment frag;
353        switch (viewType) {
354            case ViewType.AGENDA:
355                frag = new AgendaFragment(timeMillis);
356                break;
357            case ViewType.DAY:
358                frag = new DayFragment(timeMillis, 1);
359                break;
360            case ViewType.WEEK:
361                frag = new DayFragment(timeMillis, 7);
362                break;
363            case ViewType.MONTH:
364                frag = new MonthFragment(false, timeMillis, false);
365                break;
366            case ViewType.EDIT:
367                frag = new EditEventFragment(e, mPreviousView);
368                break;
369            default:
370                throw new IllegalArgumentException(
371                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
372        }
373
374        boolean doCommit = false;
375        if (ft == null) {
376            doCommit = true;
377            ft = getFragmentManager().openTransaction();
378        }
379
380        ft.replace(viewId, frag);
381        if (DEBUG) {
382            Log.d(TAG, "Adding handler with viewId " + viewId + " and type " + viewType);
383        }
384        // If the key is already registered this will replace it
385        mController.registerEventHandler(viewId, (EventHandler) frag);
386
387        if (doCommit) {
388            ft.commit();
389        }
390    }
391
392    private void setTitleInActionBar(EventInfo event) {
393        if (event.eventType != EventType.GO_TO) {
394            return;
395        }
396
397        long start = event.startTime.toMillis(false /* use isDst */);
398        long end = start;
399
400        if (event.endTime != null) {
401            end = event.endTime.toMillis(false /* use isDst */);
402        }
403        String msg = DateUtils.formatDateRange(this, start, end, DateUtils.FORMAT_SHOW_DATE);
404
405        ActionBar ab = getActionBar();
406        if (ab != null) {
407            ab.setTitle(msg);
408        }
409    }
410
411    private void updateHomeClock() {
412        String tz = Utils.getTimeZone(this, mHomeTimeUpdater);
413        if (mIsMultipane && (mCurrentView == ViewType.DAY || mCurrentView == ViewType.WEEK)
414                && !TextUtils.equals(tz, Time.getCurrentTimezone())) {
415            Time time = new Time(tz);
416            time.setToNow();
417            long millis = time.toMillis(true);
418            boolean isDST = time.isDst != 0;
419            int flags = DateUtils.FORMAT_SHOW_TIME;
420            if (DateFormat.is24HourFormat(this)) {
421                flags |= DateUtils.FORMAT_24HOUR;
422            }
423            // Formats the time as
424            String timeString =
425                    (new StringBuilder(Utils.formatDateRange(this, millis, millis, flags)))
426                    .append(" ").append(TimeZone.getTimeZone(tz).getDisplayName(
427                            isDST, TimeZone.SHORT, Locale.getDefault()))
428                    .toString();
429            mHomeTime.setText(timeString);
430            mHomeTime.setVisibility(View.VISIBLE);
431            // Update when the minute changes
432            mHomeTime.postDelayed(
433                    mHomeTimeUpdater, DateUtils.MINUTE_IN_MILLIS - (millis % DateUtils.MINUTE_IN_MILLIS));
434        } else {
435            mHomeTime.setVisibility(View.GONE);
436        }
437    }
438
439    @Override
440    public long getSupportedEventTypes() {
441        return EventType.GO_TO | EventType.VIEW_EVENT | EventType.EDIT_EVENT
442                | EventType.CREATE_EVENT;
443    }
444
445    @Override
446    public void handleEvent(EventInfo event) {
447        if (event.eventType == EventType.GO_TO) {
448            if (mCurrentView == ViewType.EDIT) {
449                // If we are leaving the edit view ping it so it has a chance to
450                // save if it needs to
451                EventHandler editHandler = (EventHandler) getFragmentManager().findFragmentById(
452                        R.id.main_pane);
453                editHandler.handleEvent(event);
454            }
455            // Set title bar
456            setTitleInActionBar(event);
457
458            setMainPane(null, R.id.main_pane, event.viewType, event.startTime.toMillis(false),
459                    false, event);
460
461            if (!mIsMultipane) {
462                return;
463            }
464            if (event.viewType == ViewType.MONTH) {
465                // hide minimonth and calendar frag
466                findViewById(R.id.mini_month).setVisibility(View.GONE);
467                findViewById(R.id.calendar_list).setVisibility(View.GONE);
468            } else {
469                // show minimonth and calendar frag
470                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
471                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
472            }
473        } else if (event.eventType == EventType.VIEW_EVENT) {
474            EventInfoFragment fragment = new EventInfoFragment(
475                    event.id, event.startTime.toMillis(false), event.endTime.toMillis(false));
476            fragment.setDialogParams(event.x, event.y);
477            fragment.show(getFragmentManager(), "EventInfoFragment");
478        } else if (event.eventType == EventType.EDIT_EVENT
479                || event.eventType == EventType.CREATE_EVENT) {
480            setMainPane(null, R.id.main_pane, ViewType.EDIT, -1, true, event);
481            // hide minimonth and calendar frag
482            findViewById(R.id.mini_month).setVisibility(View.GONE);
483            findViewById(R.id.calendar_list).setVisibility(View.GONE);
484        }
485        updateHomeClock();
486    }
487
488    @Override
489    public void eventsChanged() {
490        mController.sendEvent(this, EventType.EVENTS_CHANGED, null, null, -1, ViewType.CURRENT);
491    }
492
493    @Override
494    public boolean getAllDay() {
495        return false;
496    }
497
498    @Override
499    public long getSelectedTime() {
500        return 0;
501    }
502
503    @Override
504    public void goTo(Time time, boolean animate) {
505    }
506
507    @Override
508    public void goToToday() {
509    }
510
511    @Override
512    public boolean onQueryTextChanged(String newText) {
513        return false;
514    }
515
516    @Override
517    public boolean onSubmitQuery(String query) {
518        mController.sendEvent(this, EventType.SEARCH, null, null, -1, ViewType.CURRENT, query,
519                getComponentName());
520        return false;
521    }
522}
523