AllInOneActivity.java revision b60218a31d948ea0a549daf6464063d20b48421f 
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.database.ContentObserver;
42import android.net.Uri;
43import android.os.Bundle;
44import android.os.Handler;
45import android.provider.Calendar;
46import android.text.TextUtils;
47import android.text.format.DateFormat;
48import android.text.format.DateUtils;
49import android.text.format.Time;
50import android.util.Log;
51import android.view.Menu;
52import android.view.MenuItem;
53import android.view.View;
54import android.widget.SearchView;
55import android.widget.TextView;
56
57import java.util.List;
58import java.util.Locale;
59import java.util.TimeZone;
60
61public class AllInOneActivity extends Activity implements EventHandler,
62        OnSharedPreferenceChangeListener, SearchView.OnQueryChangeListener,
63        ActionBar.TabListener {
64    private static final String TAG = "AllInOneActivity";
65    private static final boolean DEBUG = false;
66    private static final long INITIAL_HEAP_SIZE = 4*1024*1024;
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    private static CalendarController mController;
72    private static boolean mIsMultipane;
73    private boolean mOnSaveInstanceStateCalled = false;
74    private ContentResolver mContentResolver;
75    private int mPreviousView;
76    private int mCurrentView;
77    private boolean mPaused = true;
78    private boolean mUpdateOnResume = false;
79    private TextView mHomeTime;
80    private String mTimeZone;
81
82    private long mViewEventId = -1;
83    private long mIntentEventStartMillis = -1;
84    private long mIntentEventEndMillis = -1;
85    private int mIntentAttendeeResponse = CalendarController.ATTENDEE_NO_RESPONSE;
86
87    // Action bar and Navigation bar (left side of Action bar)
88    private ActionBar mActionBar;
89    private ActionBar.Tab mDayTab;
90    private ActionBar.Tab mWeekTab;
91    private ActionBar.Tab mMonthTab;
92
93    private Runnable mHomeTimeUpdater = new Runnable() {
94        @Override
95        public void run() {
96            updateHomeClock();
97        }
98    };
99
100    // Create an observer so that we can update the views whenever a
101    // Calendar event changes.
102    private ContentObserver mObserver = new ContentObserver(new Handler()) {
103        @Override
104        public boolean deliverSelfNotifications() {
105            return true;
106        }
107
108        @Override
109        public void onChange(boolean selfChange) {
110            eventsChanged();
111        }
112    };
113
114    @Override
115    protected void onCreate(Bundle icicle) {
116//        setTheme(R.style.CalendarTheme_WithActionBarWallpaper);
117        super.onCreate(icicle);
118
119        // This needs to be created before setContentView
120        mController = CalendarController.getInstance(this);
121        // Get time from intent or icicle
122        long timeMillis = -1;
123        int viewType = -1;
124        boolean restoreEdit = false;
125        final Intent intent = getIntent();
126        if (icicle != null) {
127            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
128            restoreEdit = icicle.getBoolean(BUNDLE_KEY_RESTORE_EDIT, false);
129            viewType = ViewType.EDIT;
130        } else {
131            String action = intent.getAction();
132            if (Intent.ACTION_VIEW.equals(action)) {
133                // Open EventInfo later
134                timeMillis = parseViewAction(intent);
135            }
136
137            if (timeMillis == -1) {
138                timeMillis = Utils.timeFromIntentInMillis(intent);
139            }
140        }
141
142        if (!restoreEdit) {
143            viewType = Utils.getViewTypeFromIntentAndSharedPref(this);
144        }
145        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
146        Time t = new Time(mTimeZone);
147        t.set(timeMillis);
148
149        if (icicle != null && intent != null) {
150            Log.d(TAG, "both, icicle:" + icicle.toString() + "  intent:" + intent.toString());
151        } else {
152            Log.d(TAG, "not both, icicle:" + icicle + " intent:" + intent);
153        }
154
155        mIsMultipane = (getResources().getConfiguration().screenLayout
156                & Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
157
158        Utils.allowWeekForDetailView(mIsMultipane);
159
160        // setContentView must be called before configureActionBar
161        setContentView(R.layout.all_in_one);
162        // configureActionBar auto-selects the first tab you add, so we need to
163        // call it before we set up our own fragments to make sure it doesn't
164        // overwrite us
165        configureActionBar();
166
167        // Must be the first to register because this activity can modify the
168        // list of event handlers in it's handle method. This affects who the
169        // rest of the handlers the controller dispatches to are.
170        mController.registerEventHandler(HANDLER_KEY, this);
171
172        mHomeTime = (TextView) findViewById(R.id.home_time);
173
174        initFragments(timeMillis, viewType, icicle);
175
176
177        // Listen for changes that would require this to be refreshed
178        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
179        prefs.registerOnSharedPreferenceChangeListener(this);
180
181        mContentResolver = getContentResolver();
182    }
183
184    private long parseViewAction(final Intent intent) {
185        long timeMillis = -1;
186        Uri data = intent.getData();
187        if (data != null && data.isHierarchical()) {
188            List<String> path = data.getPathSegments();
189            if (path.size() == 2 && path.get(0).equals("events")) {
190                try {
191                    mViewEventId = Long.valueOf(data.getLastPathSegment());
192                    if(mViewEventId != -1) {
193                        mIntentEventStartMillis = intent.getLongExtra(EVENT_BEGIN_TIME, 0);
194                        mIntentEventEndMillis = intent.getLongExtra(EVENT_END_TIME, 0);
195                        mIntentAttendeeResponse = intent.getIntExtra(
196                                ATTENDEE_STATUS, CalendarController.ATTENDEE_NO_RESPONSE);
197                        timeMillis = mIntentEventStartMillis;
198                    }
199                } catch (NumberFormatException e) {
200                    // Ignore if mViewEventId can't be parsed
201                }
202            }
203        }
204        return timeMillis;
205    }
206
207    private void configureActionBar() {
208        mActionBar = getActionBar();
209        mActionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
210        if (mActionBar == null) {
211            Log.w(TAG, "ActionBar is null.");
212        } else {
213            mDayTab = mActionBar.newTab();
214            mDayTab.setText(getString(R.string.day_view));
215            mDayTab.setTabListener(this);
216            mActionBar.addTab(mDayTab);
217            mWeekTab = mActionBar.newTab();
218            mWeekTab.setText(getString(R.string.week_view));
219            mWeekTab.setTabListener(this);
220            mActionBar.addTab(mWeekTab);
221            mMonthTab = mActionBar.newTab();
222            mMonthTab.setText(getString(R.string.month_view));
223            mMonthTab.setTabListener(this);
224            mActionBar.addTab(mMonthTab);
225        }
226    }
227
228    @Override
229    protected void onResume() {
230        super.onResume();
231        mContentResolver.registerContentObserver(Calendar.Events.CONTENT_URI, true, mObserver);
232        if (mUpdateOnResume) {
233            initFragments(mController.getTime(), mController.getViewType(), null);
234            mUpdateOnResume = false;
235        }
236        updateHomeClock();
237        mPaused = false;
238        mOnSaveInstanceStateCalled = false;
239
240        if (mViewEventId != -1 && mIntentEventStartMillis != -1 && mIntentEventEndMillis != -1) {
241            mController.sendEventRelatedEvent(this, EventType.VIEW_EVENT, mViewEventId,
242                    mIntentEventStartMillis, mIntentEventEndMillis, -1, -1,
243                    mIntentAttendeeResponse);
244            mViewEventId = -1;
245            mIntentEventStartMillis = -1;
246            mIntentEventEndMillis = -1;
247        }
248    }
249
250    @Override
251    protected void onPause() {
252        super.onPause();
253        mPaused = true;
254        mHomeTime.removeCallbacks(mHomeTimeUpdater);
255        mContentResolver.unregisterContentObserver(mObserver);
256        if (isFinishing()) {
257            // Stop listening for changes that would require this to be refreshed
258            SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
259            prefs.unregisterOnSharedPreferenceChangeListener(this);
260        }
261        // FRAG_TODO save highlighted days of the week;
262        if (mController.getViewType() != ViewType.EDIT) {
263            Utils.setDefaultView(this, mController.getViewType());
264        }
265    }
266
267    @Override
268    protected void onUserLeaveHint() {
269        mController.sendEvent(this, EventType.USER_HOME, null, null, -1, ViewType.CURRENT);
270        super.onUserLeaveHint();
271    }
272
273    @Override
274    public void onSaveInstanceState(Bundle outState) {
275        mOnSaveInstanceStateCalled = true;
276        super.onSaveInstanceState(outState);
277
278        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
279        if (mCurrentView == ViewType.EDIT) {
280            outState.putBoolean(BUNDLE_KEY_RESTORE_EDIT, true);
281            outState.putLong(BUNDLE_KEY_EVENT_ID, mController.getEventId());
282        }
283    }
284
285    @Override
286    protected void onDestroy() {
287        super.onDestroy();
288
289        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
290        prefs.unregisterOnSharedPreferenceChangeListener(this);
291        CalendarController.removeInstance(this);
292    }
293
294    private void initFragments(long timeMillis, int viewType, Bundle icicle) {
295        FragmentTransaction ft = getFragmentManager().openTransaction();
296
297        if (mIsMultipane) {
298            Fragment miniMonthFrag = new MonthByWeekFragment(timeMillis, true);
299            ft.replace(R.id.mini_month, miniMonthFrag);
300            mController.registerEventHandler(R.id.mini_month, (EventHandler) miniMonthFrag);
301
302            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
303            ft.replace(R.id.calendar_list, selectCalendarsFrag);
304        }
305        if (!mIsMultipane || viewType == ViewType.EDIT) {
306            findViewById(R.id.mini_month).setVisibility(View.GONE);
307            findViewById(R.id.calendar_list).setVisibility(View.GONE);
308        }
309
310        EventInfo info = null;
311        if (viewType == ViewType.EDIT) {
312            mPreviousView = GeneralPreferences.getSharedPreferences(this).getInt(
313                    GeneralPreferences.KEY_START_VIEW, GeneralPreferences.DEFAULT_START_VIEW);
314
315            long eventId = -1;
316            Intent intent = getIntent();
317            Uri data = intent.getData();
318            if (data != null) {
319                try {
320                    eventId = Long.parseLong(data.getLastPathSegment());
321                } catch (NumberFormatException e) {
322                    if (DEBUG) {
323                        Log.d(TAG, "Create new event");
324                    }
325                }
326            } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) {
327                eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID);
328            }
329
330            long begin = intent.getLongExtra(EVENT_BEGIN_TIME, -1);
331            long end = intent.getLongExtra(EVENT_END_TIME, -1);
332            info = new EventInfo();
333            if (end != -1) {
334                info.endTime = new Time();
335                info.endTime.set(end);
336            }
337            if (begin != -1) {
338                info.startTime = new Time();
339                info.startTime.set(begin);
340            }
341            info.id = eventId;
342            // We set the viewtype so if the user presses back when they are
343            // done editing the controller knows we were in the Edit Event
344            // screen. Likewise for eventId
345            mController.setViewType(viewType);
346            mController.setEventId(eventId);
347        } else {
348            mPreviousView = viewType;
349        }
350        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true, info);
351
352        ft.commit(); // this needs to be after setMainPane()
353
354        Time t = new Time(mTimeZone);
355        t.set(timeMillis);
356        if (viewType != ViewType.EDIT) {
357            mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
358        }
359    }
360
361    @Override
362    public void onBackPressed() {
363        if (mCurrentView == ViewType.EDIT || mCurrentView == ViewType.DETAIL) {
364            mController.sendEvent(this, EventType.GO_TO, null, null, -1, mPreviousView);
365        } else {
366            super.onBackPressed();
367        }
368    }
369
370    @Override
371    public boolean onCreateOptionsMenu(Menu menu) {
372        super.onCreateOptionsMenu(menu);
373
374        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
375
376        SearchView searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
377        if (searchView != null) {
378            searchView.setIconifiedByDefault(true);
379            searchView.setOnQueryChangeListener(this);
380        }
381
382        return true;
383    }
384
385    @Override
386    public boolean onOptionsItemSelected(MenuItem item) {
387        Time t = null;
388        int viewType = ViewType.CURRENT;
389        switch (item.getItemId()) {
390            case R.id.action_refresh:
391                mController.refreshCalendars();
392                return true;
393            case R.id.action_today:
394                viewType = ViewType.CURRENT;
395                t = new Time(mTimeZone);
396                t.setToNow();
397                break;
398            case R.id.action_create_event:
399                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
400                return true;
401            case R.id.action_settings:
402                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
403                return true;
404            default:
405                return false;
406        }
407        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
408        return true;
409    }
410
411    @Override
412    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
413        if (key.equals(GeneralPreferences.KEY_WEEK_START_DAY)) {
414            if (mPaused) {
415                mUpdateOnResume = true;
416            } else {
417                initFragments(mController.getTime(), mController.getViewType(), null);
418            }
419        }
420    }
421
422    private void setMainPane(FragmentTransaction ft, int viewId, int viewType, long timeMillis,
423            boolean force, EventInfo e) {
424        if (mOnSaveInstanceStateCalled) {
425            return;
426        }
427        if (!force && mCurrentView == viewType) {
428            return;
429        }
430
431        if (viewType != mCurrentView) {
432            // The rules for this previous view are different than the
433            // controller's and are used for intercepting the back button.
434            if (mCurrentView != ViewType.EDIT && mCurrentView > 0) {
435                mPreviousView = mCurrentView;
436            }
437            mCurrentView = viewType;
438        }
439        // Create new fragment
440        Fragment frag;
441        switch (viewType) {
442            case ViewType.AGENDA:
443                frag = new AgendaFragment(timeMillis);
444                break;
445            case ViewType.DAY:
446                if (mActionBar != null && (mActionBar.getSelectedTab() != mDayTab)) {
447                    mActionBar.selectTab(mDayTab);
448                }
449                frag = new DayFragment(timeMillis, 1);
450                break;
451            case ViewType.WEEK:
452                if (mActionBar != null && (mActionBar.getSelectedTab() != mWeekTab)) {
453                    mActionBar.selectTab(mWeekTab);
454                }
455                frag = new DayFragment(timeMillis, 7);
456                break;
457            case ViewType.MONTH:
458                if (mActionBar != null && (mActionBar.getSelectedTab() != mMonthTab)) {
459                    mActionBar.selectTab(mMonthTab);
460                }
461                frag = new MonthByWeekFragment(timeMillis, false);
462                break;
463//            case ViewType.EDIT:
464//                frag = new EditEventFragment(e, mPreviousView);
465//                break;
466            default:
467                throw new IllegalArgumentException(
468                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
469        }
470
471        boolean doCommit = false;
472        if (ft == null) {
473            doCommit = true;
474            ft = getFragmentManager().openTransaction();
475        }
476
477        ft.replace(viewId, frag);
478
479        if (DEBUG) {
480            Log.d(TAG, "Adding handler with viewId " + viewId + " and type " + viewType);
481        }
482        // If the key is already registered this will replace it
483        mController.registerEventHandler(viewId, (EventHandler) frag);
484
485        if (doCommit) {
486            ft.commit();
487        }
488    }
489
490    private void setTitleInActionBar(EventInfo event) {
491        if (event.eventType != EventType.GO_TO || mActionBar == null) {
492            return;
493        }
494
495        final long start = event.startTime.toMillis(false /* use isDst */);
496        final long end;
497        if (event.endTime != null) {
498            end = event.endTime.toMillis(false /* use isDst */);
499        } else {
500            end = start;
501        }
502
503        final String msg = Utils.formatDateRange(this, start, end, DateUtils.FORMAT_SHOW_DATE);
504        // TODO: add title here.
505    }
506
507    private void updateHomeClock() {
508        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
509        if (mIsMultipane && (mCurrentView == ViewType.DAY || mCurrentView == ViewType.WEEK)
510                && !TextUtils.equals(mTimeZone, Time.getCurrentTimezone())) {
511            Time time = new Time(mTimeZone);
512            time.setToNow();
513            long millis = time.toMillis(true);
514            boolean isDST = time.isDst != 0;
515            int flags = DateUtils.FORMAT_SHOW_TIME;
516            if (DateFormat.is24HourFormat(this)) {
517                flags |= DateUtils.FORMAT_24HOUR;
518            }
519            // Formats the time as
520            String timeString = (new StringBuilder(
521                    Utils.formatDateRange(this, millis, millis, flags))).append(" ").append(
522                    TimeZone.getTimeZone(mTimeZone).getDisplayName(
523                            isDST, TimeZone.SHORT, Locale.getDefault())).toString();
524            mHomeTime.setText(timeString);
525            mHomeTime.setVisibility(View.VISIBLE);
526            // Update when the minute changes
527            mHomeTime.postDelayed(
528                    mHomeTimeUpdater,
529                    DateUtils.MINUTE_IN_MILLIS - (millis % DateUtils.MINUTE_IN_MILLIS));
530        } else {
531            mHomeTime.setVisibility(View.GONE);
532        }
533    }
534
535    @Override
536    public long getSupportedEventTypes() {
537        return EventType.GO_TO | EventType.VIEW_EVENT;
538    }
539
540    @Override
541    public void handleEvent(EventInfo event) {
542        if (event.eventType == EventType.GO_TO) {
543            // Set title bar
544            // TODO: Currently we don't have an appropriate way to add title bar when
545            //        ActionBar is in TabNavigation mode.
546            // setTitleInActionBar(event);
547
548            setMainPane(null, R.id.main_pane, event.viewType, event.startTime.toMillis(false),
549                    false, event);
550
551            if (!mIsMultipane) {
552                return;
553            }
554            if (event.viewType == ViewType.MONTH) {
555                // hide minimonth and calendar frag
556                findViewById(R.id.mini_month).setVisibility(View.GONE);
557                findViewById(R.id.calendar_list).setVisibility(View.GONE);
558            } else {
559                // show minimonth and calendar frag
560                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
561                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
562            }
563        } else if (event.eventType == EventType.VIEW_EVENT) {
564            EventInfoFragment fragment = new EventInfoFragment(
565                    event.id, event.startTime.toMillis(false), event.endTime.toMillis(false),
566                    (int) event.extraLong);
567            fragment.setDialogParams(event.x, event.y);
568            fragment.show(getFragmentManager(), "EventInfoFragment");
569        }
570        updateHomeClock();
571    }
572
573    @Override
574    public void eventsChanged() {
575        mController.sendEvent(this, EventType.EVENTS_CHANGED, null, null, -1, ViewType.CURRENT);
576    }
577
578    @Override
579    public boolean onQueryTextChanged(String newText) {
580        return false;
581    }
582
583    @Override
584    public boolean onSubmitQuery(String query) {
585        mController.sendEvent(this, EventType.SEARCH, null, null, -1, ViewType.CURRENT, query,
586                getComponentName());
587        return false;
588    }
589
590    @Override
591    public void onTabSelected(Tab tab, FragmentTransaction ft) {
592        if (tab == mDayTab && mCurrentView != ViewType.DAY) {
593            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.DAY);
594        } else if (tab == mWeekTab && mCurrentView != ViewType.WEEK) {
595            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.WEEK);
596        } else if (tab == mMonthTab && mCurrentView != ViewType.MONTH) {
597            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.MONTH);
598        } else {
599            Log.w(TAG, "TabSelected event from unknown tab: " + tab);
600        }
601    }
602
603    @Override
604    public void onTabReselected(Tab tab, FragmentTransaction ft) {
605    }
606
607    @Override
608    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
609    }
610}
611