AllInOneActivity.java revision cb83031d2025eded6d2594ea3f864f404a3673e0 
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.view.accessibility.AccessibilityEvent;
56import android.widget.SearchView;
57import android.widget.TextView;
58
59import java.util.List;
60import java.util.Locale;
61import java.util.TimeZone;
62
63public class AllInOneActivity extends Activity implements EventHandler,
64        OnSharedPreferenceChangeListener, SearchView.OnQueryChangeListener,
65        ActionBar.TabListener {
66    private static final String TAG = "AllInOneActivity";
67    private static final boolean DEBUG = false;
68    private static final String BUNDLE_KEY_RESTORE_TIME = "key_restore_time";
69    private static final String BUNDLE_KEY_RESTORE_EDIT = "key_restore_edit";
70    private static final String BUNDLE_KEY_EVENT_ID = "key_event_id";
71    private static final int HANDLER_KEY = 0;
72
73    private static CalendarController mController;
74    private static boolean mIsMultipane;
75    private boolean mOnSaveInstanceStateCalled = false;
76    private ContentResolver mContentResolver;
77    private int mPreviousView;
78    private int mCurrentView;
79    private boolean mPaused = true;
80    private boolean mUpdateOnResume = false;
81    private TextView mHomeTime;
82    private TextView mDateRange;
83    private String mTimeZone;
84
85    private long mViewEventId = -1;
86    private long mIntentEventStartMillis = -1;
87    private long mIntentEventEndMillis = -1;
88    private int mIntentAttendeeResponse = CalendarController.ATTENDEE_NO_RESPONSE;
89
90    // Action bar and Navigation bar (left side of Action bar)
91    private ActionBar mActionBar;
92    private ActionBar.Tab mDayTab;
93    private ActionBar.Tab mWeekTab;
94    private ActionBar.Tab mMonthTab;
95    private SearchView mSearchView;
96
97    private Runnable mHomeTimeUpdater = new Runnable() {
98        @Override
99        public void run() {
100            updateHomeClock();
101        }
102    };
103
104    // Create an observer so that we can update the views whenever a
105    // Calendar event changes.
106    private ContentObserver mObserver = new ContentObserver(new Handler()) {
107        @Override
108        public boolean deliverSelfNotifications() {
109            return true;
110        }
111
112        @Override
113        public void onChange(boolean selfChange) {
114            eventsChanged();
115        }
116    };
117
118    @Override
119    protected void onCreate(Bundle icicle) {
120//        setTheme(R.style.CalendarTheme_WithActionBarWallpaper);
121        super.onCreate(icicle);
122
123        // This needs to be created before setContentView
124        mController = CalendarController.getInstance(this);
125        // Get time from intent or icicle
126        long timeMillis = -1;
127        int viewType = -1;
128        boolean restoreEdit = false;
129        final Intent intent = getIntent();
130        if (icicle != null) {
131            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
132            restoreEdit = icicle.getBoolean(BUNDLE_KEY_RESTORE_EDIT, false);
133            viewType = ViewType.EDIT;
134        } else {
135            String action = intent.getAction();
136            if (Intent.ACTION_VIEW.equals(action)) {
137                // Open EventInfo later
138                timeMillis = parseViewAction(intent);
139            }
140
141            if (timeMillis == -1) {
142                timeMillis = Utils.timeFromIntentInMillis(intent);
143            }
144        }
145
146        if (!restoreEdit) {
147            viewType = Utils.getViewTypeFromIntentAndSharedPref(this);
148        }
149        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
150        Time t = new Time(mTimeZone);
151        t.set(timeMillis);
152
153        if (icicle != null && intent != null) {
154            Log.d(TAG, "both, icicle:" + icicle.toString() + "  intent:" + intent.toString());
155        } else {
156            Log.d(TAG, "not both, icicle:" + icicle + " intent:" + intent);
157        }
158
159        Resources res = getResources();
160        mIsMultipane =
161                (res.getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
162
163        Utils.allowWeekForDetailView(mIsMultipane);
164
165        mDateRange = (TextView) getLayoutInflater().inflate(R.layout.date_range_title, null);
166
167        // setContentView must be called before configureActionBar
168        setContentView(R.layout.all_in_one);
169        // configureActionBar auto-selects the first tab you add, so we need to
170        // call it before we set up our own fragments to make sure it doesn't
171        // overwrite us
172        configureActionBar();
173
174        // Must be the first to register because this activity can modify the
175        // list of event handlers in it's handle method. This affects who the
176        // rest of the handlers the controller dispatches to are.
177        mController.registerEventHandler(HANDLER_KEY, this);
178
179        mHomeTime = (TextView) findViewById(R.id.home_time);
180
181        initFragments(timeMillis, viewType, icicle);
182
183
184        // Listen for changes that would require this to be refreshed
185        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
186        prefs.registerOnSharedPreferenceChangeListener(this);
187
188        mContentResolver = getContentResolver();
189    }
190
191    private long parseViewAction(final Intent intent) {
192        long timeMillis = -1;
193        Uri data = intent.getData();
194        if (data != null && data.isHierarchical()) {
195            List<String> path = data.getPathSegments();
196            if (path.size() == 2 && path.get(0).equals("events")) {
197                try {
198                    mViewEventId = Long.valueOf(data.getLastPathSegment());
199                    if(mViewEventId != -1) {
200                        mIntentEventStartMillis = intent.getLongExtra(EVENT_BEGIN_TIME, 0);
201                        mIntentEventEndMillis = intent.getLongExtra(EVENT_END_TIME, 0);
202                        mIntentAttendeeResponse = intent.getIntExtra(
203                                ATTENDEE_STATUS, CalendarController.ATTENDEE_NO_RESPONSE);
204                        timeMillis = mIntentEventStartMillis;
205                    }
206                } catch (NumberFormatException e) {
207                    // Ignore if mViewEventId can't be parsed
208                }
209            }
210        }
211        return timeMillis;
212    }
213
214    private void configureActionBar() {
215        mActionBar = getActionBar();
216        mActionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
217        if (mActionBar == null) {
218            Log.w(TAG, "ActionBar is null.");
219        } else {
220            mDayTab = mActionBar.newTab();
221            mDayTab.setText(getString(R.string.day_view));
222            mDayTab.setTabListener(this);
223            mActionBar.addTab(mDayTab);
224            mWeekTab = mActionBar.newTab();
225            mWeekTab.setText(getString(R.string.week_view));
226            mWeekTab.setTabListener(this);
227            mActionBar.addTab(mWeekTab);
228            mMonthTab = mActionBar.newTab();
229            mMonthTab.setText(getString(R.string.month_view));
230            mMonthTab.setTabListener(this);
231            mActionBar.addTab(mMonthTab);
232            mActionBar.setCustomView(mDateRange);
233            mActionBar.setDisplayOptions(
234                    ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_HOME);
235        }
236    }
237
238    @Override
239    protected void onResume() {
240        super.onResume();
241        mContentResolver.registerContentObserver(Calendar.Events.CONTENT_URI, true, mObserver);
242        if (mUpdateOnResume) {
243            initFragments(mController.getTime(), mController.getViewType(), null);
244            mUpdateOnResume = false;
245        }
246        updateHomeClock();
247        mPaused = false;
248        mOnSaveInstanceStateCalled = false;
249
250        if (mViewEventId != -1 && mIntentEventStartMillis != -1 && mIntentEventEndMillis != -1) {
251            mController.sendEventRelatedEventWithResponse(this, EventType.VIEW_EVENT, mViewEventId,
252                    mIntentEventStartMillis, mIntentEventEndMillis, -1, -1,
253                    mIntentAttendeeResponse);
254            mViewEventId = -1;
255            mIntentEventStartMillis = -1;
256            mIntentEventEndMillis = -1;
257        }
258    }
259
260    @Override
261    protected void onPause() {
262        super.onPause();
263        mPaused = true;
264        mHomeTime.removeCallbacks(mHomeTimeUpdater);
265        mContentResolver.unregisterContentObserver(mObserver);
266        if (isFinishing()) {
267            // Stop listening for changes that would require this to be refreshed
268            SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
269            prefs.unregisterOnSharedPreferenceChangeListener(this);
270        }
271        // FRAG_TODO save highlighted days of the week;
272        if (mController.getViewType() != ViewType.EDIT) {
273            Utils.setDefaultView(this, mController.getViewType());
274        }
275    }
276
277    @Override
278    protected void onUserLeaveHint() {
279        mController.sendEvent(this, EventType.USER_HOME, null, null, -1, ViewType.CURRENT);
280        super.onUserLeaveHint();
281    }
282
283    @Override
284    public void onSaveInstanceState(Bundle outState) {
285        mOnSaveInstanceStateCalled = true;
286        super.onSaveInstanceState(outState);
287
288        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
289        if (mCurrentView == ViewType.EDIT) {
290            outState.putBoolean(BUNDLE_KEY_RESTORE_EDIT, true);
291            outState.putLong(BUNDLE_KEY_EVENT_ID, mController.getEventId());
292        }
293    }
294
295    @Override
296    protected void onDestroy() {
297        super.onDestroy();
298
299        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
300        prefs.unregisterOnSharedPreferenceChangeListener(this);
301        CalendarController.removeInstance(this);
302    }
303
304    private void initFragments(long timeMillis, int viewType, Bundle icicle) {
305        FragmentTransaction ft = getFragmentManager().beginTransaction();
306
307        if (mIsMultipane) {
308            Fragment miniMonthFrag = new MonthByWeekFragment(timeMillis, true);
309            ft.replace(R.id.mini_month, miniMonthFrag);
310            mController.registerEventHandler(R.id.mini_month, (EventHandler) miniMonthFrag);
311
312            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
313            ft.replace(R.id.calendar_list, selectCalendarsFrag);
314        }
315        if (!mIsMultipane || viewType == ViewType.EDIT) {
316            findViewById(R.id.mini_month).setVisibility(View.GONE);
317            findViewById(R.id.calendar_list).setVisibility(View.GONE);
318        }
319
320        EventInfo info = null;
321        if (viewType == ViewType.EDIT) {
322            mPreviousView = GeneralPreferences.getSharedPreferences(this).getInt(
323                    GeneralPreferences.KEY_START_VIEW, GeneralPreferences.DEFAULT_START_VIEW);
324
325            long eventId = -1;
326            Intent intent = getIntent();
327            Uri data = intent.getData();
328            if (data != null) {
329                try {
330                    eventId = Long.parseLong(data.getLastPathSegment());
331                } catch (NumberFormatException e) {
332                    if (DEBUG) {
333                        Log.d(TAG, "Create new event");
334                    }
335                }
336            } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) {
337                eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID);
338            }
339
340            long begin = intent.getLongExtra(EVENT_BEGIN_TIME, -1);
341            long end = intent.getLongExtra(EVENT_END_TIME, -1);
342            info = new EventInfo();
343            if (end != -1) {
344                info.endTime = new Time();
345                info.endTime.set(end);
346            }
347            if (begin != -1) {
348                info.startTime = new Time();
349                info.startTime.set(begin);
350            }
351            info.id = eventId;
352            // We set the viewtype so if the user presses back when they are
353            // done editing the controller knows we were in the Edit Event
354            // screen. Likewise for eventId
355            mController.setViewType(viewType);
356            mController.setEventId(eventId);
357        } else {
358            mPreviousView = viewType;
359        }
360        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true, info);
361
362        ft.commit(); // this needs to be after setMainPane()
363
364        Time t = new Time(mTimeZone);
365        t.set(timeMillis);
366        if (viewType != ViewType.EDIT) {
367            mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
368        }
369    }
370
371    @Override
372    public void onBackPressed() {
373        if (mCurrentView == ViewType.EDIT || mCurrentView == ViewType.DETAIL) {
374            mController.sendEvent(this, EventType.GO_TO, null, null, -1, mPreviousView);
375        } else {
376            super.onBackPressed();
377        }
378    }
379
380    @Override
381    public boolean onCreateOptionsMenu(Menu menu) {
382        super.onCreateOptionsMenu(menu);
383
384        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
385
386        mSearchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
387        if (mSearchView != null) {
388            mSearchView.setIconifiedByDefault(true);
389            mSearchView.setOnQueryChangeListener(this);
390            mSearchView.setSubmitButtonEnabled(true);
391        }
392
393        return true;
394    }
395
396    @Override
397    public boolean onOptionsItemSelected(MenuItem item) {
398        Time t = null;
399        int viewType = ViewType.CURRENT;
400        switch (item.getItemId()) {
401            case R.id.action_refresh:
402                mController.refreshCalendars();
403                return true;
404            case R.id.action_today:
405                viewType = ViewType.CURRENT;
406                t = new Time(mTimeZone);
407                t.setToNow();
408                break;
409            case R.id.action_create_event:
410                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
411                return true;
412            case R.id.action_settings:
413                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
414                return true;
415            default:
416                return false;
417        }
418        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
419        return true;
420    }
421
422    @Override
423    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
424        if (key.equals(GeneralPreferences.KEY_WEEK_START_DAY)) {
425            if (mPaused) {
426                mUpdateOnResume = true;
427            } else {
428                initFragments(mController.getTime(), mController.getViewType(), null);
429            }
430        }
431    }
432
433    private void setMainPane(FragmentTransaction ft, int viewId, int viewType, long timeMillis,
434            boolean force, EventInfo e) {
435        if (mOnSaveInstanceStateCalled) {
436            return;
437        }
438        if (!force && mCurrentView == viewType) {
439            return;
440        }
441
442        if (viewType != mCurrentView) {
443            // The rules for this previous view are different than the
444            // controller's and are used for intercepting the back button.
445            if (mCurrentView != ViewType.EDIT && mCurrentView > 0) {
446                mPreviousView = mCurrentView;
447            }
448            mCurrentView = viewType;
449        }
450        // Create new fragment
451        Fragment frag;
452        switch (viewType) {
453            case ViewType.AGENDA:
454                frag = new AgendaFragment(timeMillis);
455                break;
456            case ViewType.DAY:
457                if (mActionBar != null && (mActionBar.getSelectedTab() != mDayTab)) {
458                    mActionBar.selectTab(mDayTab);
459                }
460                frag = new DayFragment(timeMillis, 1);
461                break;
462            case ViewType.WEEK:
463                if (mActionBar != null && (mActionBar.getSelectedTab() != mWeekTab)) {
464                    mActionBar.selectTab(mWeekTab);
465                }
466                frag = new DayFragment(timeMillis, 7);
467                break;
468            case ViewType.MONTH:
469                if (mActionBar != null && (mActionBar.getSelectedTab() != mMonthTab)) {
470                    mActionBar.selectTab(mMonthTab);
471                }
472                frag = new MonthByWeekFragment(timeMillis, false);
473                break;
474            default:
475                throw new IllegalArgumentException(
476                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
477        }
478
479        boolean doCommit = false;
480        if (ft == null) {
481            doCommit = true;
482            ft = getFragmentManager().beginTransaction();
483        }
484
485        ft.replace(viewId, frag);
486
487        if (DEBUG) {
488            Log.d(TAG, "Adding handler with viewId " + viewId + " and type " + viewType);
489        }
490        // If the key is already registered this will replace it
491        mController.registerEventHandler(viewId, (EventHandler) frag);
492
493        if (doCommit) {
494            ft.commit();
495        }
496    }
497
498    private void setTitleInActionBar(EventInfo event) {
499        if (event.eventType != EventType.UPDATE_TITLE || mActionBar == null) {
500            return;
501        }
502
503        final long start = event.startTime.toMillis(false /* use isDst */);
504        final long end;
505        if (event.endTime != null) {
506            end = event.endTime.toMillis(false /* use isDst */);
507        } else {
508            end = start;
509        }
510
511        final String msg = Utils.formatDateRange(this, start, end, (int) event.extraLong);
512        CharSequence oldDate = mDateRange.getText();
513        mDateRange.setText(msg);
514        if (!TextUtils.equals(oldDate, msg)) {
515            mDateRange.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED);
516        }
517    }
518
519    private void updateHomeClock() {
520        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
521        if (mIsMultipane && (mCurrentView == ViewType.DAY || mCurrentView == ViewType.WEEK)
522                && !TextUtils.equals(mTimeZone, Time.getCurrentTimezone())) {
523            Time time = new Time(mTimeZone);
524            time.setToNow();
525            long millis = time.toMillis(true);
526            boolean isDST = time.isDst != 0;
527            int flags = DateUtils.FORMAT_SHOW_TIME;
528            if (DateFormat.is24HourFormat(this)) {
529                flags |= DateUtils.FORMAT_24HOUR;
530            }
531            // Formats the time as
532            String timeString = (new StringBuilder(
533                    Utils.formatDateRange(this, millis, millis, flags))).append(" ").append(
534                    TimeZone.getTimeZone(mTimeZone).getDisplayName(
535                            isDST, TimeZone.SHORT, Locale.getDefault())).toString();
536            mHomeTime.setText(timeString);
537            mHomeTime.setVisibility(View.VISIBLE);
538            // Update when the minute changes
539            mHomeTime.postDelayed(
540                    mHomeTimeUpdater,
541                    DateUtils.MINUTE_IN_MILLIS - (millis % DateUtils.MINUTE_IN_MILLIS));
542        } else {
543            mHomeTime.setVisibility(View.GONE);
544        }
545    }
546
547    @Override
548    public long getSupportedEventTypes() {
549        return EventType.GO_TO | EventType.VIEW_EVENT | EventType.UPDATE_TITLE;
550    }
551
552    @Override
553    public void handleEvent(EventInfo event) {
554        if (event.eventType == EventType.GO_TO) {
555            setMainPane(null, R.id.main_pane, event.viewType, event.startTime.toMillis(false),
556                    false, event);
557
558            if (!mIsMultipane) {
559                return;
560            }
561            if (event.viewType == ViewType.MONTH) {
562                // hide minimonth and calendar frag
563                findViewById(R.id.mini_month).setVisibility(View.GONE);
564                findViewById(R.id.calendar_list).setVisibility(View.GONE);
565                findViewById(R.id.mini_month_container).setVisibility(View.GONE);
566            } else {
567                // show minimonth and calendar frag
568                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
569                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
570                findViewById(R.id.mini_month_container).setVisibility(View.VISIBLE);
571            }
572        } else if (event.eventType == EventType.VIEW_EVENT) {
573            EventInfoFragment fragment = new EventInfoFragment(
574                    event.id, event.startTime.toMillis(false), event.endTime.toMillis(false),
575                    (int) event.extraLong);
576            fragment.setDialogParams(event.x, event.y);
577            fragment.show(getFragmentManager(), "EventInfoFragment");
578        } else if (event.eventType == EventType.UPDATE_TITLE) {
579            setTitleInActionBar(event);
580        }
581        updateHomeClock();
582    }
583
584    @Override
585    public void eventsChanged() {
586        mController.sendEvent(this, EventType.EVENTS_CHANGED, null, null, -1, ViewType.CURRENT);
587    }
588
589    @Override
590    public boolean onQueryTextChanged(String newText) {
591        return false;
592    }
593
594    @Override
595    public boolean onSubmitQuery(String query) {
596        mSearchView.clearFocus();
597        mController.sendEvent(this, EventType.SEARCH, null, null, -1, ViewType.CURRENT, -1, query,
598                getComponentName());
599        return false;
600    }
601
602    @Override
603    public void onTabSelected(Tab tab, FragmentTransaction ft) {
604        if (tab == mDayTab && mCurrentView != ViewType.DAY) {
605            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.DAY);
606        } else if (tab == mWeekTab && mCurrentView != ViewType.WEEK) {
607            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.WEEK);
608        } else if (tab == mMonthTab && mCurrentView != ViewType.MONTH) {
609            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.MONTH);
610        } else {
611            Log.w(TAG, "TabSelected event from unknown tab: " + tab);
612        }
613    }
614
615    @Override
616    public void onTabReselected(Tab tab, FragmentTransaction ft) {
617    }
618
619    @Override
620    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
621    }
622}
623