AllInOneActivity.java revision ef896fda8812d5f31aa87e8e1525d6f9d8b61e9c 
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;
21import static android.provider.Calendar.AttendeesColumns.ATTENDEE_STATUS;
22
23import com.android.calendar.CalendarController.EventHandler;
24import com.android.calendar.CalendarController.EventInfo;
25import com.android.calendar.CalendarController.EventType;
26import com.android.calendar.CalendarController.ViewType;
27import com.android.calendar.agenda.AgendaFragment;
28import com.android.calendar.month.MonthByWeekFragment;
29import com.android.calendar.selectcalendars.SelectCalendarsFragment;
30
31import android.app.ActionBar;
32import android.app.ActionBar.Tab;
33import android.app.Activity;
34import android.app.Fragment;
35import android.app.FragmentTransaction;
36import android.content.ContentResolver;
37import android.content.Intent;
38import android.content.SharedPreferences;
39import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
40import android.content.res.Configuration;
41import android.content.res.Resources;
42import android.database.ContentObserver;
43import android.net.Uri;
44import android.os.Bundle;
45import android.os.Handler;
46import android.provider.Calendar;
47import android.text.TextUtils;
48import android.text.format.DateFormat;
49import android.text.format.DateUtils;
50import android.text.format.Time;
51import android.util.Log;
52import android.view.Menu;
53import android.view.MenuItem;
54import android.view.View;
55import android.widget.SearchView;
56import android.widget.TextView;
57
58import java.util.List;
59import java.util.Locale;
60import java.util.TimeZone;
61
62public class AllInOneActivity extends Activity implements EventHandler,
63        OnSharedPreferenceChangeListener, SearchView.OnQueryChangeListener,
64        ActionBar.TabListener {
65    private static final String TAG = "AllInOneActivity";
66    private static final boolean DEBUG = false;
67    private static final String BUNDLE_KEY_RESTORE_TIME = "key_restore_time";
68    private static final String BUNDLE_KEY_RESTORE_EDIT = "key_restore_edit";
69    private static final String BUNDLE_KEY_EVENT_ID = "key_event_id";
70    private static final int HANDLER_KEY = 0;
71
72    private static CalendarController mController;
73    private static boolean mIsMultipane;
74    private boolean mOnSaveInstanceStateCalled = false;
75    private ContentResolver mContentResolver;
76    private int mPreviousView;
77    private int mCurrentView;
78    private boolean mPaused = true;
79    private boolean mUpdateOnResume = false;
80    private TextView mHomeTime;
81    private TextView mDateRange;
82    private String mTimeZone;
83
84    private long mViewEventId = -1;
85    private long mIntentEventStartMillis = -1;
86    private long mIntentEventEndMillis = -1;
87    private int mIntentAttendeeResponse = CalendarController.ATTENDEE_NO_RESPONSE;
88
89    // Action bar and Navigation bar (left side of Action bar)
90    private ActionBar mActionBar;
91    private ActionBar.Tab mDayTab;
92    private ActionBar.Tab mWeekTab;
93    private ActionBar.Tab mMonthTab;
94
95    private Runnable mHomeTimeUpdater = new Runnable() {
96        @Override
97        public void run() {
98            updateHomeClock();
99        }
100    };
101
102    // Create an observer so that we can update the views whenever a
103    // Calendar event changes.
104    private ContentObserver mObserver = new ContentObserver(new Handler()) {
105        @Override
106        public boolean deliverSelfNotifications() {
107            return true;
108        }
109
110        @Override
111        public void onChange(boolean selfChange) {
112            eventsChanged();
113        }
114    };
115
116    @Override
117    protected void onCreate(Bundle icicle) {
118//        setTheme(R.style.CalendarTheme_WithActionBarWallpaper);
119        super.onCreate(icicle);
120
121        // This needs to be created before setContentView
122        mController = CalendarController.getInstance(this);
123        // Get time from intent or icicle
124        long timeMillis = -1;
125        int viewType = -1;
126        boolean restoreEdit = false;
127        final Intent intent = getIntent();
128        if (icicle != null) {
129            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
130            restoreEdit = icicle.getBoolean(BUNDLE_KEY_RESTORE_EDIT, false);
131            viewType = ViewType.EDIT;
132        } else {
133            String action = intent.getAction();
134            if (Intent.ACTION_VIEW.equals(action)) {
135                // Open EventInfo later
136                timeMillis = parseViewAction(intent);
137            }
138
139            if (timeMillis == -1) {
140                timeMillis = Utils.timeFromIntentInMillis(intent);
141            }
142        }
143
144        if (!restoreEdit) {
145            viewType = Utils.getViewTypeFromIntentAndSharedPref(this);
146        }
147        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
148        Time t = new Time(mTimeZone);
149        t.set(timeMillis);
150
151        if (icicle != null && intent != null) {
152            Log.d(TAG, "both, icicle:" + icicle.toString() + "  intent:" + intent.toString());
153        } else {
154            Log.d(TAG, "not both, icicle:" + icicle + " intent:" + intent);
155        }
156
157        Resources res = getResources();
158        mIsMultipane =
159                (res.getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
160
161        Utils.allowWeekForDetailView(mIsMultipane);
162
163        mDateRange = (TextView) getLayoutInflater().inflate(R.layout.date_range_title, null);
164
165        // setContentView must be called before configureActionBar
166        setContentView(R.layout.all_in_one);
167        // configureActionBar auto-selects the first tab you add, so we need to
168        // call it before we set up our own fragments to make sure it doesn't
169        // overwrite us
170        configureActionBar();
171
172        // Must be the first to register because this activity can modify the
173        // list of event handlers in it's handle method. This affects who the
174        // rest of the handlers the controller dispatches to are.
175        mController.registerEventHandler(HANDLER_KEY, this);
176
177        mHomeTime = (TextView) findViewById(R.id.home_time);
178
179        initFragments(timeMillis, viewType, icicle);
180
181
182        // Listen for changes that would require this to be refreshed
183        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
184        prefs.registerOnSharedPreferenceChangeListener(this);
185
186        mContentResolver = getContentResolver();
187    }
188
189    private long parseViewAction(final Intent intent) {
190        long timeMillis = -1;
191        Uri data = intent.getData();
192        if (data != null && data.isHierarchical()) {
193            List<String> path = data.getPathSegments();
194            if (path.size() == 2 && path.get(0).equals("events")) {
195                try {
196                    mViewEventId = Long.valueOf(data.getLastPathSegment());
197                    if(mViewEventId != -1) {
198                        mIntentEventStartMillis = intent.getLongExtra(EVENT_BEGIN_TIME, 0);
199                        mIntentEventEndMillis = intent.getLongExtra(EVENT_END_TIME, 0);
200                        mIntentAttendeeResponse = intent.getIntExtra(
201                                ATTENDEE_STATUS, CalendarController.ATTENDEE_NO_RESPONSE);
202                        timeMillis = mIntentEventStartMillis;
203                    }
204                } catch (NumberFormatException e) {
205                    // Ignore if mViewEventId can't be parsed
206                }
207            }
208        }
209        return timeMillis;
210    }
211
212    private void configureActionBar() {
213        mActionBar = getActionBar();
214        mActionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
215        if (mActionBar == null) {
216            Log.w(TAG, "ActionBar is null.");
217        } else {
218            mDayTab = mActionBar.newTab();
219            mDayTab.setText(getString(R.string.day_view));
220            mDayTab.setTabListener(this);
221            mActionBar.addTab(mDayTab);
222            mWeekTab = mActionBar.newTab();
223            mWeekTab.setText(getString(R.string.week_view));
224            mWeekTab.setTabListener(this);
225            mActionBar.addTab(mWeekTab);
226            mMonthTab = mActionBar.newTab();
227            mMonthTab.setText(getString(R.string.month_view));
228            mMonthTab.setTabListener(this);
229            mActionBar.addTab(mMonthTab);
230            mActionBar.setCustomView(mDateRange);
231            mActionBar.setDisplayOptions(
232                    ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_HOME);
233        }
234    }
235
236    @Override
237    protected void onResume() {
238        super.onResume();
239        mContentResolver.registerContentObserver(Calendar.Events.CONTENT_URI, true, mObserver);
240        if (mUpdateOnResume) {
241            initFragments(mController.getTime(), mController.getViewType(), null);
242            mUpdateOnResume = false;
243        }
244        updateHomeClock();
245        mPaused = false;
246        mOnSaveInstanceStateCalled = false;
247
248        if (mViewEventId != -1 && mIntentEventStartMillis != -1 && mIntentEventEndMillis != -1) {
249            mController.sendEventRelatedEventWithResponse(this, EventType.VIEW_EVENT, mViewEventId,
250                    mIntentEventStartMillis, mIntentEventEndMillis, -1, -1,
251                    mIntentAttendeeResponse);
252            mViewEventId = -1;
253            mIntentEventStartMillis = -1;
254            mIntentEventEndMillis = -1;
255        }
256    }
257
258    @Override
259    protected void onPause() {
260        super.onPause();
261        mPaused = true;
262        mHomeTime.removeCallbacks(mHomeTimeUpdater);
263        mContentResolver.unregisterContentObserver(mObserver);
264        if (isFinishing()) {
265            // Stop listening for changes that would require this to be refreshed
266            SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
267            prefs.unregisterOnSharedPreferenceChangeListener(this);
268        }
269        // FRAG_TODO save highlighted days of the week;
270        if (mController.getViewType() != ViewType.EDIT) {
271            Utils.setDefaultView(this, mController.getViewType());
272        }
273    }
274
275    @Override
276    protected void onUserLeaveHint() {
277        mController.sendEvent(this, EventType.USER_HOME, null, null, -1, ViewType.CURRENT);
278        super.onUserLeaveHint();
279    }
280
281    @Override
282    public void onSaveInstanceState(Bundle outState) {
283        mOnSaveInstanceStateCalled = true;
284        super.onSaveInstanceState(outState);
285
286        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
287        if (mCurrentView == ViewType.EDIT) {
288            outState.putBoolean(BUNDLE_KEY_RESTORE_EDIT, true);
289            outState.putLong(BUNDLE_KEY_EVENT_ID, mController.getEventId());
290        }
291    }
292
293    @Override
294    protected void onDestroy() {
295        super.onDestroy();
296
297        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
298        prefs.unregisterOnSharedPreferenceChangeListener(this);
299        CalendarController.removeInstance(this);
300    }
301
302    private void initFragments(long timeMillis, int viewType, Bundle icicle) {
303        FragmentTransaction ft = getFragmentManager().openTransaction();
304
305        if (mIsMultipane) {
306            Fragment miniMonthFrag = new MonthByWeekFragment(timeMillis, true);
307            ft.replace(R.id.mini_month, miniMonthFrag);
308            mController.registerEventHandler(R.id.mini_month, (EventHandler) miniMonthFrag);
309
310            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
311            ft.replace(R.id.calendar_list, selectCalendarsFrag);
312        }
313        if (!mIsMultipane || viewType == ViewType.EDIT) {
314            findViewById(R.id.mini_month).setVisibility(View.GONE);
315            findViewById(R.id.calendar_list).setVisibility(View.GONE);
316        }
317
318        EventInfo info = null;
319        if (viewType == ViewType.EDIT) {
320            mPreviousView = GeneralPreferences.getSharedPreferences(this).getInt(
321                    GeneralPreferences.KEY_START_VIEW, GeneralPreferences.DEFAULT_START_VIEW);
322
323            long eventId = -1;
324            Intent intent = getIntent();
325            Uri data = intent.getData();
326            if (data != null) {
327                try {
328                    eventId = Long.parseLong(data.getLastPathSegment());
329                } catch (NumberFormatException e) {
330                    if (DEBUG) {
331                        Log.d(TAG, "Create new event");
332                    }
333                }
334            } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) {
335                eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID);
336            }
337
338            long begin = intent.getLongExtra(EVENT_BEGIN_TIME, -1);
339            long end = intent.getLongExtra(EVENT_END_TIME, -1);
340            info = new EventInfo();
341            if (end != -1) {
342                info.endTime = new Time();
343                info.endTime.set(end);
344            }
345            if (begin != -1) {
346                info.startTime = new Time();
347                info.startTime.set(begin);
348            }
349            info.id = eventId;
350            // We set the viewtype so if the user presses back when they are
351            // done editing the controller knows we were in the Edit Event
352            // screen. Likewise for eventId
353            mController.setViewType(viewType);
354            mController.setEventId(eventId);
355        } else {
356            mPreviousView = viewType;
357        }
358        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true, info);
359
360        ft.commit(); // this needs to be after setMainPane()
361
362        Time t = new Time(mTimeZone);
363        t.set(timeMillis);
364        if (viewType != ViewType.EDIT) {
365            mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
366        }
367    }
368
369    @Override
370    public void onBackPressed() {
371        if (mCurrentView == ViewType.EDIT || mCurrentView == ViewType.DETAIL) {
372            mController.sendEvent(this, EventType.GO_TO, null, null, -1, mPreviousView);
373        } else {
374            super.onBackPressed();
375        }
376    }
377
378    @Override
379    public boolean onCreateOptionsMenu(Menu menu) {
380        super.onCreateOptionsMenu(menu);
381
382        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
383
384        SearchView searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
385        if (searchView != null) {
386            searchView.setIconifiedByDefault(true);
387            searchView.setOnQueryChangeListener(this);
388        }
389
390        return true;
391    }
392
393    @Override
394    public boolean onOptionsItemSelected(MenuItem item) {
395        Time t = null;
396        int viewType = ViewType.CURRENT;
397        switch (item.getItemId()) {
398            case R.id.action_refresh:
399                mController.refreshCalendars();
400                return true;
401            case R.id.action_today:
402                viewType = ViewType.CURRENT;
403                t = new Time(mTimeZone);
404                t.setToNow();
405                break;
406            case R.id.action_create_event:
407                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
408                return true;
409            case R.id.action_settings:
410                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
411                return true;
412            default:
413                return false;
414        }
415        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
416        return true;
417    }
418
419    @Override
420    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
421        if (key.equals(GeneralPreferences.KEY_WEEK_START_DAY)) {
422            if (mPaused) {
423                mUpdateOnResume = true;
424            } else {
425                initFragments(mController.getTime(), mController.getViewType(), null);
426            }
427        }
428    }
429
430    private void setMainPane(FragmentTransaction ft, int viewId, int viewType, long timeMillis,
431            boolean force, EventInfo e) {
432        if (mOnSaveInstanceStateCalled) {
433            return;
434        }
435        if (!force && mCurrentView == viewType) {
436            return;
437        }
438
439        if (viewType != mCurrentView) {
440            // The rules for this previous view are different than the
441            // controller's and are used for intercepting the back button.
442            if (mCurrentView != ViewType.EDIT && mCurrentView > 0) {
443                mPreviousView = mCurrentView;
444            }
445            mCurrentView = viewType;
446        }
447        // Create new fragment
448        Fragment frag;
449        switch (viewType) {
450            case ViewType.AGENDA:
451                frag = new AgendaFragment(timeMillis);
452                break;
453            case ViewType.DAY:
454                if (mActionBar != null && (mActionBar.getSelectedTab() != mDayTab)) {
455                    mActionBar.selectTab(mDayTab);
456                }
457                frag = new DayFragment(timeMillis, 1);
458                break;
459            case ViewType.WEEK:
460                if (mActionBar != null && (mActionBar.getSelectedTab() != mWeekTab)) {
461                    mActionBar.selectTab(mWeekTab);
462                }
463                frag = new DayFragment(timeMillis, 7);
464                break;
465            case ViewType.MONTH:
466                if (mActionBar != null && (mActionBar.getSelectedTab() != mMonthTab)) {
467                    mActionBar.selectTab(mMonthTab);
468                }
469                frag = new MonthByWeekFragment(timeMillis, false);
470                break;
471            default:
472                throw new IllegalArgumentException(
473                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
474        }
475
476        boolean doCommit = false;
477        if (ft == null) {
478            doCommit = true;
479            ft = getFragmentManager().openTransaction();
480        }
481
482        ft.replace(viewId, frag);
483
484        if (DEBUG) {
485            Log.d(TAG, "Adding handler with viewId " + viewId + " and type " + viewType);
486        }
487        // If the key is already registered this will replace it
488        mController.registerEventHandler(viewId, (EventHandler) frag);
489
490        if (doCommit) {
491            ft.commit();
492        }
493    }
494
495    private void setTitleInActionBar(EventInfo event) {
496        if (event.eventType != EventType.UPDATE_TITLE || mActionBar == null) {
497            return;
498        }
499
500        final long start = event.startTime.toMillis(false /* use isDst */);
501        final long end;
502        if (event.endTime != null) {
503            end = event.endTime.toMillis(false /* use isDst */);
504        } else {
505            end = start;
506        }
507
508        final String msg = Utils.formatDateRange(this, start, end, (int) event.extraLong);
509
510        mDateRange.setText(msg);
511    }
512
513    private void updateHomeClock() {
514        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
515        if (mIsMultipane && (mCurrentView == ViewType.DAY || mCurrentView == ViewType.WEEK)
516                && !TextUtils.equals(mTimeZone, Time.getCurrentTimezone())) {
517            Time time = new Time(mTimeZone);
518            time.setToNow();
519            long millis = time.toMillis(true);
520            boolean isDST = time.isDst != 0;
521            int flags = DateUtils.FORMAT_SHOW_TIME;
522            if (DateFormat.is24HourFormat(this)) {
523                flags |= DateUtils.FORMAT_24HOUR;
524            }
525            // Formats the time as
526            String timeString = (new StringBuilder(
527                    Utils.formatDateRange(this, millis, millis, flags))).append(" ").append(
528                    TimeZone.getTimeZone(mTimeZone).getDisplayName(
529                            isDST, TimeZone.SHORT, Locale.getDefault())).toString();
530            mHomeTime.setText(timeString);
531            mHomeTime.setVisibility(View.VISIBLE);
532            // Update when the minute changes
533            mHomeTime.postDelayed(
534                    mHomeTimeUpdater,
535                    DateUtils.MINUTE_IN_MILLIS - (millis % DateUtils.MINUTE_IN_MILLIS));
536        } else {
537            mHomeTime.setVisibility(View.GONE);
538        }
539    }
540
541    @Override
542    public long getSupportedEventTypes() {
543        return EventType.GO_TO | EventType.VIEW_EVENT | EventType.UPDATE_TITLE;
544    }
545
546    @Override
547    public void handleEvent(EventInfo event) {
548        if (event.eventType == EventType.GO_TO) {
549            setMainPane(null, R.id.main_pane, event.viewType, event.startTime.toMillis(false),
550                    false, event);
551
552            if (!mIsMultipane) {
553                return;
554            }
555            if (event.viewType == ViewType.MONTH) {
556                // hide minimonth and calendar frag
557                findViewById(R.id.mini_month).setVisibility(View.GONE);
558                findViewById(R.id.calendar_list).setVisibility(View.GONE);
559                findViewById(R.id.mini_month_container).setVisibility(View.GONE);
560            } else {
561                // show minimonth and calendar frag
562                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
563                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
564                findViewById(R.id.mini_month_container).setVisibility(View.VISIBLE);
565            }
566        } else if (event.eventType == EventType.VIEW_EVENT) {
567            EventInfoFragment fragment = new EventInfoFragment(
568                    event.id, event.startTime.toMillis(false), event.endTime.toMillis(false),
569                    (int) event.extraLong);
570            fragment.setDialogParams(event.x, event.y);
571            fragment.show(getFragmentManager(), "EventInfoFragment");
572        } else if (event.eventType == EventType.UPDATE_TITLE) {
573            setTitleInActionBar(event);
574        }
575        updateHomeClock();
576    }
577
578    @Override
579    public void eventsChanged() {
580        mController.sendEvent(this, EventType.EVENTS_CHANGED, null, null, -1, ViewType.CURRENT);
581    }
582
583    @Override
584    public boolean onQueryTextChanged(String newText) {
585        return false;
586    }
587
588    @Override
589    public boolean onSubmitQuery(String query) {
590        mController.sendEvent(this, EventType.SEARCH, null, null, -1, ViewType.CURRENT, -1, query,
591                getComponentName());
592        return false;
593    }
594
595    @Override
596    public void onTabSelected(Tab tab, FragmentTransaction ft) {
597        if (tab == mDayTab && mCurrentView != ViewType.DAY) {
598            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.DAY);
599        } else if (tab == mWeekTab && mCurrentView != ViewType.WEEK) {
600            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.WEEK);
601        } else if (tab == mMonthTab && mCurrentView != ViewType.MONTH) {
602            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.MONTH);
603        } else {
604            Log.w(TAG, "TabSelected event from unknown tab: " + tab);
605        }
606    }
607
608    @Override
609    public void onTabReselected(Tab tab, FragmentTransaction ft) {
610    }
611
612    @Override
613    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
614    }
615}
616