AllInOneActivity.java revision 9fc409f5a5f22d3faa42a4f58ec204686f5fe4c9 
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 com.android.calendar.CalendarController.EventHandler;
20import com.android.calendar.CalendarController.EventInfo;
21import com.android.calendar.CalendarController.EventType;
22import com.android.calendar.CalendarController.ViewType;
23import com.android.calendar.selectcalendars.SelectCalendarsFragment;
24
25import android.app.ActionBar;
26import android.app.Activity;
27import android.app.Fragment;
28import android.app.FragmentTransaction;
29import android.content.SharedPreferences;
30import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
31import android.content.res.Configuration;
32import android.os.Bundle;
33import android.text.format.DateUtils;
34import android.text.format.Time;
35import android.view.Menu;
36import android.view.MenuItem;
37import android.view.View;
38
39public class AllInOneActivity extends Activity implements EventHandler,
40        OnSharedPreferenceChangeListener {
41    private static final String TAG = "AllInOneActivity";
42    private static final String BUNDLE_KEY_RESTORE_TIME = "key_restore_time";
43    private static CalendarController mController;
44    private static boolean mIsMultipane;
45
46    @Override
47    protected void onCreate(Bundle icicle) {
48        super.onCreate(icicle);
49
50        // This needs to be created before setContentView
51        mController = CalendarController.getInstance(this);
52
53        mIsMultipane = (getResources().getConfiguration().screenLayout &
54                Configuration.SCREENLAYOUT_SIZE_XLARGE) != 0;
55
56        // Must be the first to register so that this activity can modify the
57        // list the event handlers during dispatching.
58        mController.registerEventHandler(this);
59
60        setContentView(R.layout.all_in_one);
61
62        // Get time from intent or icicle
63        long timeMillis;
64        if (icicle != null) {
65            timeMillis = icicle.getLong(BUNDLE_KEY_RESTORE_TIME);
66        } else {
67            timeMillis = Utils.timeFromIntentInMillis(getIntent());
68        }
69
70        initFragments(timeMillis, Utils.getViewTypeFromIntentAndSharedPref(this));
71
72        // Listen for changes that would require this to be refreshed
73        SharedPreferences prefs = CalendarPreferenceActivity.getSharedPreferences(this);
74        prefs.registerOnSharedPreferenceChangeListener(this);
75    }
76
77    @Override
78    protected void onPause() {
79        super.onPause();
80        //FRAG_TODO save highlighted days of the week;
81        Utils.setDefaultView(this, mController.getViewType());
82    }
83
84    @Override
85    public void onSaveInstanceState(Bundle outState) {
86        super.onSaveInstanceState(outState);
87
88        outState.putLong(BUNDLE_KEY_RESTORE_TIME, mController.getTime());
89    }
90
91    @Override
92    protected void onDestroy() {
93        super.onDestroy();
94
95        SharedPreferences prefs = CalendarPreferenceActivity.getSharedPreferences(this);
96        prefs.unregisterOnSharedPreferenceChangeListener(this);
97    }
98
99    private void initFragments(long timeMillis, int viewType) {
100        FragmentTransaction ft = openFragmentTransaction();
101
102        if (mIsMultipane) {
103            Fragment miniMonthFrag = new MonthFragment(false, timeMillis, true);
104            ft.replace(R.id.mini_month, miniMonthFrag);
105            mController.registerEventHandler((EventHandler) miniMonthFrag);
106
107            Fragment selectCalendarsFrag = new SelectCalendarsFragment();
108            ft.replace(R.id.calendar_list, selectCalendarsFrag);
109        } else {
110            findViewById(R.id.mini_month).setVisibility(View.GONE);
111            findViewById(R.id.calendar_list).setVisibility(View.GONE);
112        }
113
114        setMainPane(ft, R.id.main_pane, viewType, timeMillis, true);
115
116        ft.commit(); // this needs to be after setMainPane()
117
118        Time t = new Time();
119        t.set(timeMillis);
120        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
121    }
122
123    @Override
124    public boolean onCreateOptionsMenu(Menu menu) {
125        super.onCreateOptionsMenu(menu);
126
127        getMenuInflater().inflate(R.menu.all_in_one_title_bar, menu);
128        return true;
129    }
130
131    @Override
132    public boolean onOptionsItemSelected(MenuItem item) {
133        Time t = null;
134        int viewType = ViewType.CURRENT;
135        switch (item.getItemId()) {
136            case R.id.action_refresh:
137                mController.refreshCalendars();
138                return true;
139            case R.id.action_day:
140                viewType = ViewType.DAY;
141                break;
142            case R.id.action_week:
143                viewType = ViewType.WEEK;
144                break;
145            case R.id.action_month:
146                viewType = ViewType.MONTH;
147                break;
148            case R.id.action_agenda:
149                viewType = ViewType.AGENDA;
150                break;
151            case R.id.action_today:
152                viewType = ViewType.CURRENT;
153                t = new Time();
154                t.setToNow();
155                break;
156            case R.id.action_search:
157                onSearchRequested();
158                return true;
159            case R.id.action_create_event:
160                mController.sendEventRelatedEvent(this, EventType.CREATE_EVENT, -1, 0, 0, 0, 0);
161                return true;
162            case R.id.action_manage_calendars:
163                mController.sendEvent(this, EventType.LAUNCH_MANAGE_CALENDARS, null, null, 0, 0);
164                return true;
165            case R.id.action_settings:
166                mController.sendEvent(this, EventType.LAUNCH_SETTINGS, null, null, 0, 0);
167                return true;
168            default:
169                return false;
170        }
171        mController.sendEvent(this, EventType.GO_TO, t, null, -1, viewType);
172        return true;
173    }
174
175    @Override
176    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
177        if (key.equals(CalendarPreferenceActivity.KEY_WEEK_START_DAY)) {
178            initFragments(mController.getTime(), mController.getViewType());
179        }
180    }
181
182    private void setMainPane(FragmentTransaction ft, int viewId, int viewType,
183            long timeMillis, boolean force) {
184        if(!force && mController.getPreviousViewType() == viewType) {
185            return;
186        }
187
188        // Deregister old view
189        Fragment frag = findFragmentById(viewId);
190        if (frag != null) {
191            mController.deregisterEventHandler((EventHandler) frag);
192        }
193
194        // Create new one
195        switch (viewType) {
196            case ViewType.AGENDA:
197                frag = new AgendaFragment(timeMillis);
198                break;
199            case ViewType.DAY:
200                frag = new DayFragment(timeMillis, 1);
201                break;
202            case ViewType.WEEK:
203                frag = new DayFragment(timeMillis, 7);
204                break;
205            case ViewType.MONTH:
206                frag = new MonthFragment(false, timeMillis, false);
207                break;
208            default:
209                throw new IllegalArgumentException(
210                        "Must be Agenda, Day, Week, or Month ViewType, not " + viewType);
211        }
212
213        boolean doCommit = false;
214        if (ft == null) {
215            doCommit = true;
216            ft = openFragmentTransaction();
217        }
218
219        ft.replace(viewId, frag);
220        mController.registerEventHandler((EventHandler) frag);
221
222        if (doCommit) {
223            ft.commit();
224        }
225    }
226
227    private void setTitleInActionBar(EventInfo event) {
228        if (event.eventType != EventType.GO_TO) {
229            return;
230        }
231
232        long start = event.startTime.toMillis(false /* use isDst */);
233        long end = start;
234
235        if (event.endTime != null) {
236            end = event.endTime.toMillis(false /* use isDst */);
237        }
238        String msg = DateUtils.formatDateRange(this, start, end, DateUtils.FORMAT_SHOW_DATE);
239
240        ActionBar ab = getActionBar();
241        if (ab != null) {
242            ab.setTitle(msg);
243        }
244    }
245
246    // EventHandler Interface
247    public long getSupportedEventTypes() {
248        return EventType.GO_TO;
249    }
250
251    // EventHandler Interface
252    public void handleEvent(EventInfo event) {
253        if (event.eventType == EventType.GO_TO) {
254            // Set title bar
255            setTitleInActionBar(event);
256
257            setMainPane(null, R.id.main_pane, event.viewType,
258                    event.startTime.toMillis(false), false);
259
260            if (!mIsMultipane) {
261                return;
262            }
263            if (event.viewType == ViewType.MONTH) {
264                // hide minimonth and calendar frag
265                findViewById(R.id.mini_month).setVisibility(View.GONE);
266                findViewById(R.id.calendar_list).setVisibility(View.GONE);
267            } else {
268                // show minimonth and calendar frag
269                findViewById(R.id.mini_month).setVisibility(View.VISIBLE);
270                findViewById(R.id.calendar_list).setVisibility(View.VISIBLE);
271            }
272        }
273    }
274
275    // EventHandler Interface
276    public void eventsChanged() {
277    }
278
279    // EventHandler Interface
280    public boolean getAllDay() {
281        return false;
282    }
283
284    // EventHandler Interface
285    public long getSelectedTime() {
286        return 0;
287    }
288
289    // EventHandler Interface
290    public void goTo(Time time, boolean animate) {
291    }
292
293    // EventHandler Interface
294    public void goToToday() {
295    }
296}
297