AllInOneActivity.java revision 259b8f9a21fffd3858218581e9daaf689b6b888f 
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
96    private Runnable mHomeTimeUpdater = new Runnable() {
97        @Override
98        public void run() {
99            updateHomeClock();
100        }
101    };
102
103    // Create an observer so that we can update the views whenever a
104    // Calendar event changes.
105    private ContentObserver mObserver = new ContentObserver(new Handler()) {
106        @Override
107        public boolean deliverSelfNotifications() {
108            return true;
109        }
110
111        @Override
112        public void onChange(boolean selfChange) {
113            eventsChanged();
114        }
115    };
116
117    @Override
118    protected void onCreate(Bundle icicle) {
119//        setTheme(R.style.CalendarTheme_WithActionBarWallpaper);
120        super.onCreate(icicle);
121
122        // This needs to be created before setContentView
123        mController = CalendarController.getInstance(this);
124        // Get time from intent or icicle
125        long timeMillis = -1;
126        int viewType = -1;
127        boolean restoreEdit = false;
128        final Intent intent = getIntent();
129        if (icicle != null) {
130            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
131            restoreEdit = icicle.getBoolean(BUNDLE_KEY_RESTORE_EDIT, false);
132            viewType = ViewType.EDIT;
133        } else {
134            String action = intent.getAction();
135            if (Intent.ACTION_VIEW.equals(action)) {
136                // Open EventInfo later
137                timeMillis = parseViewAction(intent);
138            }
139
140            if (timeMillis == -1) {
141                timeMillis = Utils.timeFromIntentInMillis(intent);
142            }
143        }
144
145        if (!restoreEdit) {
146            viewType = Utils.getViewTypeFromIntentAndSharedPref(this);
147        }
148        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
149        Time t = new Time(mTimeZone);
150        t.set(timeMillis);
151
152        if (icicle != null && intent != null) {
153            Log.d(TAG, "both, icicle:" + icicle.toString() + "  intent:" + intent.toString());
154        } else {
155            Log.d(TAG, "not both, icicle:" + icicle + " intent:" + intent);
156        }
157
158        Resources res = getResources();
159        mIsMultipane =
160                (res.getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
161
162        Utils.allowWeekForDetailView(mIsMultipane);
163
164        mDateRange = (TextView) getLayoutInflater().inflate(R.layout.date_range_title, null);
165
166        // setContentView must be called before configureActionBar
167        setContentView(R.layout.all_in_one);
168        // configureActionBar auto-selects the first tab you add, so we need to
169        // call it before we set up our own fragments to make sure it doesn't
170        // overwrite us
171        configureActionBar();
172
173        // Must be the first to register because this activity can modify the
174        // list of event handlers in it's handle method. This affects who the
175        // rest of the handlers the controller dispatches to are.
176        mController.registerEventHandler(HANDLER_KEY, this);
177
178        mHomeTime = (TextView) findViewById(R.id.home_time);
179
180        initFragments(timeMillis, viewType, icicle);
181
182
183        // Listen for changes that would require this to be refreshed
184        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
185        prefs.registerOnSharedPreferenceChangeListener(this);
186
187        mContentResolver = getContentResolver();
188    }
189
190    private long parseViewAction(final Intent intent) {
191        long timeMillis = -1;
192        Uri data = intent.getData();
193        if (data != null && data.isHierarchical()) {
194            List<String> path = data.getPathSegments();
195            if (path.size() == 2 && path.get(0).equals("events")) {
196                try {
197                    mViewEventId = Long.valueOf(data.getLastPathSegment());
198                    if(mViewEventId != -1) {
199                        mIntentEventStartMillis = intent.getLongExtra(EVENT_BEGIN_TIME, 0);
200                        mIntentEventEndMillis = intent.getLongExtra(EVENT_END_TIME, 0);
201                        mIntentAttendeeResponse = intent.getIntExtra(
202                                ATTENDEE_STATUS, CalendarController.ATTENDEE_NO_RESPONSE);
203                        timeMillis = mIntentEventStartMillis;
204                    }
205                } catch (NumberFormatException e) {
206                    // Ignore if mViewEventId can't be parsed
207                }
208            }
209        }
210        return timeMillis;
211    }
212
213    private void configureActionBar() {
214        mActionBar = getActionBar();
215        mActionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
216        if (mActionBar == null) {
217            Log.w(TAG, "ActionBar is null.");
218        } else {
219            mDayTab = mActionBar.newTab();
220            mDayTab.setText(getString(R.string.day_view));
221            mDayTab.setTabListener(this);
222            mActionBar.addTab(mDayTab);
223            mWeekTab = mActionBar.newTab();
224            mWeekTab.setText(getString(R.string.week_view));
225            mWeekTab.setTabListener(this);
226            mActionBar.addTab(mWeekTab);
227            mMonthTab = mActionBar.newTab();
228            mMonthTab.setText(getString(R.string.month_view));
229            mMonthTab.setTabListener(this);
230            mActionBar.addTab(mMonthTab);
231            mActionBar.setCustomView(mDateRange);
232            mActionBar.setDisplayOptions(
233                    ActionBar.DISPLAY_SHOW_CUSTOM | ActionBar.DISPLAY_SHOW_HOME);
234        }
235    }
236
237    @Override
238    protected void onResume() {
239        super.onResume();
240        mContentResolver.registerContentObserver(Calendar.Events.CONTENT_URI, true, mObserver);
241        if (mUpdateOnResume) {
242            initFragments(mController.getTime(), mController.getViewType(), null);
243            mUpdateOnResume = false;
244        }
245        updateHomeClock();
246        mPaused = false;
247        mOnSaveInstanceStateCalled = false;
248
249        if (mViewEventId != -1 && mIntentEventStartMillis != -1 && mIntentEventEndMillis != -1) {
250            mController.sendEventRelatedEventWithResponse(this, EventType.VIEW_EVENT, mViewEventId,
251                    mIntentEventStartMillis, mIntentEventEndMillis, -1, -1,
252                    mIntentAttendeeResponse);
253            mViewEventId = -1;
254            mIntentEventStartMillis = -1;
255            mIntentEventEndMillis = -1;
256        }
257    }
258
259    @Override
260    protected void onPause() {
261        super.onPause();
262        mPaused = true;
263        mHomeTime.removeCallbacks(mHomeTimeUpdater);
264        mContentResolver.unregisterContentObserver(mObserver);
265        if (isFinishing()) {
266            // Stop listening for changes that would require this to be refreshed
267            SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
268            prefs.unregisterOnSharedPreferenceChangeListener(this);
269        }
270        // FRAG_TODO save highlighted days of the week;
271        if (mController.getViewType() != ViewType.EDIT) {
272            Utils.setDefaultView(this, mController.getViewType());
273        }
274    }
275
276    @Override
277    protected void onUserLeaveHint() {
278        mController.sendEvent(this, EventType.USER_HOME, null, null, -1, ViewType.CURRENT);
279        super.onUserLeaveHint();
280    }
281
282    @Override
283    public void onSaveInstanceState(Bundle outState) {
284        mOnSaveInstanceStateCalled = true;
285        super.onSaveInstanceState(outState);
286
287        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
288        if (mCurrentView == ViewType.EDIT) {
289            outState.putBoolean(BUNDLE_KEY_RESTORE_EDIT, true);
290            outState.putLong(BUNDLE_KEY_EVENT_ID, mController.getEventId());
291        }
292    }
293
294    @Override
295    protected void onDestroy() {
296        super.onDestroy();
297
298        SharedPreferences prefs = GeneralPreferences.getSharedPreferences(this);
299        prefs.unregisterOnSharedPreferenceChangeListener(this);
300        CalendarController.removeInstance(this);
301    }
302
303    private void initFragments(long timeMillis, int viewType, Bundle icicle) {
304        FragmentTransaction ft = getFragmentManager().openTransaction();
305
306        if (mIsMultipane) {
307            Fragment miniMonthFrag = new MonthByWeekFragment(timeMillis, true);
308            ft.replace(R.id.mini_month, miniMonthFrag);
309            mController.registerEventHandler(R.id.mini_month, (EventHandler) miniMonthFrag);
310
311            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
312            ft.replace(R.id.calendar_list, selectCalendarsFrag);
313        }
314        if (!mIsMultipane || viewType == ViewType.EDIT) {
315            findViewById(R.id.mini_month).setVisibility(View.GONE);
316            findViewById(R.id.calendar_list).setVisibility(View.GONE);
317        }
318
319        EventInfo info = null;
320        if (viewType == ViewType.EDIT) {
321            mPreviousView = GeneralPreferences.getSharedPreferences(this).getInt(
322                    GeneralPreferences.KEY_START_VIEW, GeneralPreferences.DEFAULT_START_VIEW);
323
324            long eventId = -1;
325            Intent intent = getIntent();
326            Uri data = intent.getData();
327            if (data != null) {
328                try {
329                    eventId = Long.parseLong(data.getLastPathSegment());
330                } catch (NumberFormatException e) {
331                    if (DEBUG) {
332                        Log.d(TAG, "Create new event");
333                    }
334                }
335            } else if (icicle != null && icicle.containsKey(BUNDLE_KEY_EVENT_ID)) {
336                eventId = icicle.getLong(BUNDLE_KEY_EVENT_ID);
337            }
338
339            long begin = intent.getLongExtra(EVENT_BEGIN_TIME, -1);
340            long end = intent.getLongExtra(EVENT_END_TIME, -1);
341            info = new EventInfo();
342            if (end != -1) {
343                info.endTime = new Time();
344                info.endTime.set(end);
345            }
346            if (begin != -1) {
347                info.startTime = new Time();
348                info.startTime.set(begin);
349            }
350            info.id = eventId;
351            // We set the viewtype so if the user presses back when they are
352            // done editing the controller knows we were in the Edit Event
353            // screen. Likewise for eventId
354            mController.setViewType(viewType);
355            mController.setEventId(eventId);
356        } else {
357            mPreviousView = viewType;
358        }
359        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true, info);
360
361        ft.commit(); // this needs to be after setMainPane()
362
363        Time t = new Time(mTimeZone);
364        t.set(timeMillis);
365        if (viewType != ViewType.EDIT) {
366            mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
367        }
368    }
369
370    @Override
371    public void onBackPressed() {
372        if (mCurrentView == ViewType.EDIT || mCurrentView == ViewType.DETAIL) {
373            mController.sendEvent(this, EventType.GO_TO, null, null, -1, mPreviousView);
374        } else {
375            super.onBackPressed();
376        }
377    }
378
379    @Override
380    public boolean onCreateOptionsMenu(Menu menu) {
381        super.onCreateOptionsMenu(menu);
382
383        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
384
385        SearchView searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
386        if (searchView != null) {
387            searchView.setIconifiedByDefault(true);
388            searchView.setOnQueryChangeListener(this);
389        }
390
391        return true;
392    }
393
394    @Override
395    public boolean onOptionsItemSelected(MenuItem item) {
396        Time t = null;
397        int viewType = ViewType.CURRENT;
398        switch (item.getItemId()) {
399            case R.id.action_refresh:
400                mController.refreshCalendars();
401                return true;
402            case R.id.action_today:
403                viewType = ViewType.CURRENT;
404                t = new Time(mTimeZone);
405                t.setToNow();
406                break;
407            case R.id.action_create_event:
408                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
409                return true;
410            case R.id.action_settings:
411                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
412                return true;
413            default:
414                return false;
415        }
416        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
417        return true;
418    }
419
420    @Override
421    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
422        if (key.equals(GeneralPreferences.KEY_WEEK_START_DAY)) {
423            if (mPaused) {
424                mUpdateOnResume = true;
425            } else {
426                initFragments(mController.getTime(), mController.getViewType(), null);
427            }
428        }
429    }
430
431    private void setMainPane(FragmentTransaction ft, int viewId, int viewType, long timeMillis,
432            boolean force, EventInfo e) {
433        if (mOnSaveInstanceStateCalled) {
434            return;
435        }
436        if (!force && mCurrentView == viewType) {
437            return;
438        }
439
440        if (viewType != mCurrentView) {
441            // The rules for this previous view are different than the
442            // controller's and are used for intercepting the back button.
443            if (mCurrentView != ViewType.EDIT && mCurrentView > 0) {
444                mPreviousView = mCurrentView;
445            }
446            mCurrentView = viewType;
447        }
448        // Create new fragment
449        Fragment frag;
450        switch (viewType) {
451            case ViewType.AGENDA:
452                frag = new AgendaFragment(timeMillis);
453                break;
454            case ViewType.DAY:
455                if (mActionBar != null && (mActionBar.getSelectedTab() != mDayTab)) {
456                    mActionBar.selectTab(mDayTab);
457                }
458                frag = new DayFragment(timeMillis, 1);
459                break;
460            case ViewType.WEEK:
461                if (mActionBar != null && (mActionBar.getSelectedTab() != mWeekTab)) {
462                    mActionBar.selectTab(mWeekTab);
463                }
464                frag = new DayFragment(timeMillis, 7);
465                break;
466            case ViewType.MONTH:
467                if (mActionBar != null && (mActionBar.getSelectedTab() != mMonthTab)) {
468                    mActionBar.selectTab(mMonthTab);
469                }
470                frag = new MonthByWeekFragment(timeMillis, false);
471                break;
472            default:
473                throw new IllegalArgumentException(
474                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
475        }
476
477        boolean doCommit = false;
478        if (ft == null) {
479            doCommit = true;
480            ft = getFragmentManager().openTransaction();
481        }
482
483        ft.replace(viewId, frag);
484
485        if (DEBUG) {
486            Log.d(TAG, "Adding handler with viewId " + viewId + " and type " + viewType);
487        }
488        // If the key is already registered this will replace it
489        mController.registerEventHandler(viewId, (EventHandler) frag);
490
491        if (doCommit) {
492            ft.commit();
493        }
494    }
495
496    private void setTitleInActionBar(EventInfo event) {
497        if (event.eventType != EventType.UPDATE_TITLE || mActionBar == null) {
498            return;
499        }
500
501        final long start = event.startTime.toMillis(false /* use isDst */);
502        final long end;
503        if (event.endTime != null) {
504            end = event.endTime.toMillis(false /* use isDst */);
505        } else {
506            end = start;
507        }
508
509        final String msg = Utils.formatDateRange(this, start, end, (int) event.extraLong);
510        CharSequence oldDate = mDateRange.getText();
511        mDateRange.setText(msg);
512        if (!TextUtils.equals(oldDate, msg)) {
513            mDateRange.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED);
514        }
515    }
516
517    private void updateHomeClock() {
518        mTimeZone = Utils.getTimeZone(this, mHomeTimeUpdater);
519        if (mIsMultipane && (mCurrentView == ViewType.DAY || mCurrentView == ViewType.WEEK)
520                && !TextUtils.equals(mTimeZone, Time.getCurrentTimezone())) {
521            Time time = new Time(mTimeZone);
522            time.setToNow();
523            long millis = time.toMillis(true);
524            boolean isDST = time.isDst != 0;
525            int flags = DateUtils.FORMAT_SHOW_TIME;
526            if (DateFormat.is24HourFormat(this)) {
527                flags |= DateUtils.FORMAT_24HOUR;
528            }
529            // Formats the time as
530            String timeString = (new StringBuilder(
531                    Utils.formatDateRange(this, millis, millis, flags))).append(" ").append(
532                    TimeZone.getTimeZone(mTimeZone).getDisplayName(
533                            isDST, TimeZone.SHORT, Locale.getDefault())).toString();
534            mHomeTime.setText(timeString);
535            mHomeTime.setVisibility(View.VISIBLE);
536            // Update when the minute changes
537            mHomeTime.postDelayed(
538                    mHomeTimeUpdater,
539                    DateUtils.MINUTE_IN_MILLIS - (millis % DateUtils.MINUTE_IN_MILLIS));
540        } else {
541            mHomeTime.setVisibility(View.GONE);
542        }
543    }
544
545    @Override
546    public long getSupportedEventTypes() {
547        return EventType.GO_TO | EventType.VIEW_EVENT | EventType.UPDATE_TITLE;
548    }
549
550    @Override
551    public void handleEvent(EventInfo event) {
552        if (event.eventType == EventType.GO_TO) {
553            setMainPane(null, R.id.main_pane, event.viewType, event.startTime.toMillis(false),
554                    false, event);
555
556            if (!mIsMultipane) {
557                return;
558            }
559            if (event.viewType == ViewType.MONTH) {
560                // hide minimonth and calendar frag
561                findViewById(R.id.mini_month).setVisibility(View.GONE);
562                findViewById(R.id.calendar_list).setVisibility(View.GONE);
563                findViewById(R.id.mini_month_container).setVisibility(View.GONE);
564            } else {
565                // show minimonth and calendar frag
566                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
567                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
568                findViewById(R.id.mini_month_container).setVisibility(View.VISIBLE);
569            }
570        } else if (event.eventType == EventType.VIEW_EVENT) {
571            EventInfoFragment fragment = new EventInfoFragment(
572                    event.id, event.startTime.toMillis(false), event.endTime.toMillis(false),
573                    (int) event.extraLong);
574            fragment.setDialogParams(event.x, event.y);
575            fragment.show(getFragmentManager(), "EventInfoFragment");
576        } else if (event.eventType == EventType.UPDATE_TITLE) {
577            setTitleInActionBar(event);
578        }
579        updateHomeClock();
580    }
581
582    @Override
583    public void eventsChanged() {
584        mController.sendEvent(this, EventType.EVENTS_CHANGED, null, null, -1, ViewType.CURRENT);
585    }
586
587    @Override
588    public boolean onQueryTextChanged(String newText) {
589        return false;
590    }
591
592    @Override
593    public boolean onSubmitQuery(String query) {
594        mController.sendEvent(this, EventType.SEARCH, null, null, -1, ViewType.CURRENT, -1, query,
595                getComponentName());
596        return false;
597    }
598
599    @Override
600    public void onTabSelected(Tab tab, FragmentTransaction ft) {
601        if (tab == mDayTab && mCurrentView != ViewType.DAY) {
602            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.DAY);
603        } else if (tab == mWeekTab && mCurrentView != ViewType.WEEK) {
604            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.WEEK);
605        } else if (tab == mMonthTab && mCurrentView != ViewType.MONTH) {
606            mController.sendEvent(this, EventType.GO_TO, null, null, -1, ViewType.MONTH);
607        } else {
608            Log.w(TAG, "TabSelected event from unknown tab: " + tab);
609        }
610    }
611
612    @Override
613    public void onTabReselected(Tab tab, FragmentTransaction ft) {
614    }
615
616    @Override
617    public void onTabUnselected(Tab tab, FragmentTransaction ft) {
618    }
619}
620