SelectCalendarsSyncFragment.java revision 950e8a615f3dcca0b61b2eb8f8de72ecf6825d4b 
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.selectcalendars;
18
19import com.android.calendar.AsyncQueryService;
20import com.android.calendar.R;
21import com.android.calendar.selectcalendars.SelectCalendarsSyncAdapter.CalendarRow;
22
23import android.accounts.Account;
24import android.app.Activity;
25import android.app.ListFragment;
26import android.app.LoaderManager;
27import android.content.ContentResolver;
28import android.content.ContentUris;
29import android.content.ContentValues;
30import android.content.CursorLoader;
31import android.content.Intent;
32import android.content.Loader;
33import android.content.res.Resources;
34import android.database.Cursor;
35import android.net.Uri;
36import android.os.Bundle;
37import android.provider.Calendar;
38import android.provider.Calendar.Calendars;
39import android.util.Log;
40import android.view.LayoutInflater;
41import android.view.View;
42import android.view.ViewGroup;
43import android.widget.Button;
44import android.widget.ListAdapter;
45import android.widget.TextView;
46
47import java.util.HashMap;
48
49public class SelectCalendarsSyncFragment extends ListFragment
50        implements View.OnClickListener, LoaderManager.LoaderCallbacks<Cursor> {
51    private static final String TAG = "SelectCalendarSync";
52    private static final boolean DEBUG = false;
53
54    private static final String COLLATE_NOCASE = " COLLATE NOCASE";
55    private static final String SELECTION = Calendars._SYNC_ACCOUNT + "=? AND "
56            + Calendars._SYNC_ACCOUNT_TYPE + "=?";
57    // is primary lets us sort the user's main calendar to the top of the list
58    private static final String IS_PRIMARY = "\"primary\"";
59    private static final String SORT_ORDER = IS_PRIMARY + " DESC," + Calendars.DISPLAY_NAME
60            + COLLATE_NOCASE;
61
62    private static final String[] PROJECTION = new String[] { Calendars._ID,
63            Calendars._SYNC_ACCOUNT, Calendars.OWNER_ACCOUNT, Calendars.DISPLAY_NAME,
64            Calendars.COLOR, Calendars.VISIBLE, Calendars.SYNC_EVENTS,
65            "(" + Calendars._SYNC_ACCOUNT + "=" + Calendars.OWNER_ACCOUNT + ") AS " + IS_PRIMARY, };
66    private static final int COLUMN_ID = 0;
67    private static final int COLUMN_SYNC_ACCOUNT = 1;
68    private static final int COLUMN_OWNER_ACCOUNT = 2;
69    private static final int COLUMN_DISPLAY_NAME = 3;
70    private static final int COLUMN_COLOR = 4;
71    private static final int COLUMN_VISIBLE = 5;
72    private static final int COLUMN_SYNC_EVENTS = 6;
73
74    private TextView mSyncStatus;
75    private Button mAccountsButton;
76    private Account mAccount;
77    private String[] mArgs = new String[2];
78    private AsyncQueryService mService;
79
80    public SelectCalendarsSyncFragment() {
81        Log.d(TAG, "Without bundle was created");
82    }
83
84    public SelectCalendarsSyncFragment(Bundle bundle) {
85        Log.d(TAG, "With bundle was created");
86        mAccount = new Account(
87                bundle.getString(Calendars.ACCOUNT_NAME), bundle.getString(Calendars.ACCOUNT_TYPE));
88    }
89
90    @Override
91    public View onCreateView(
92            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
93        View v = inflater.inflate(R.layout.account_calendars, null);
94        mSyncStatus = (TextView) v.findViewById(R.id.account_status);
95        mSyncStatus.setVisibility(View.GONE);
96
97        mAccountsButton = (Button) v.findViewById(R.id.sync_settings);
98        mAccountsButton.setVisibility(View.GONE);
99        mAccountsButton.setOnClickListener(this);
100
101        return v;
102    }
103
104    @Override
105    public void onActivityCreated(Bundle savedInstanceState) {
106        super.onActivityCreated(savedInstanceState);
107        // Give some text to display if there is no data. In a real
108        // application this would come from a resource.
109        setEmptyText(getActivity().getText(R.string.no_syncable_calendars));
110        // Prepare the loader. Either re-connect with an existing one,
111        // or start a new one.
112        getLoaderManager().initLoader(0, null, this);
113    }
114
115    @Override
116    public void onResume() {
117        super.onResume();
118        if (!ContentResolver.getMasterSyncAutomatically()
119                || !ContentResolver.getSyncAutomatically(mAccount, Calendar.AUTHORITY)) {
120            Resources res = getActivity().getResources();
121            mSyncStatus.setText(res.getString(R.string.acct_not_synced));
122            mSyncStatus.setVisibility(View.VISIBLE);
123            mAccountsButton.setText(res.getString(R.string.accounts));
124            mAccountsButton.setVisibility(View.VISIBLE);
125        } else {
126            mSyncStatus.setVisibility(View.GONE);
127            mAccountsButton.setVisibility(View.GONE);
128        }
129    }
130
131    @Override
132    public void onAttach(Activity activity) {
133        super.onAttach(activity);
134        mService = new AsyncQueryService(activity);
135
136        Bundle bundle = getArguments();
137        if (bundle != null && bundle.containsKey(Calendars.ACCOUNT_NAME)
138                && bundle.containsKey(Calendars.ACCOUNT_TYPE)) {
139            mAccount = new Account(bundle.getString(Calendars.ACCOUNT_NAME),
140                    bundle.getString(Calendars.ACCOUNT_TYPE));
141        }
142    }
143
144    @Override
145    public void onPause() {
146        final ListAdapter listAdapter = getListAdapter();
147        if (listAdapter != null) {
148            HashMap<Long, CalendarRow> changes = ((SelectCalendarsSyncAdapter) listAdapter)
149                    .getChanges();
150            if (changes != null && changes.size() > 0) {
151                for (CalendarRow row : changes.values()) {
152                    if (row.synced == row.originalSynced) {
153                        continue;
154                    }
155                    long id = row.id;
156                    mService.cancelOperation((int) id);
157                    // Use the full long id in case it makes a difference
158                    Uri uri = ContentUris.withAppendedId(Calendars.CONTENT_URI, row.id);
159                    ContentValues values = new ContentValues();
160                    // Toggle the current setting
161                    int synced = row.synced ? 1 : 0;
162                    values.put(Calendars.SYNC_EVENTS, synced);
163                    values.put(Calendars.VISIBLE, synced);
164                    mService.startUpdate((int) id, null, uri, values, null, null, 0);
165                }
166                changes.clear();
167            }
168        }
169        super.onPause();
170    }
171
172    @Override
173    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
174        mArgs[0] = mAccount.name;
175        mArgs[1] = mAccount.type;
176        return new CursorLoader(
177                getActivity(), Calendars.CONTENT_URI, PROJECTION, SELECTION, mArgs, SORT_ORDER);
178    }
179
180    @Override
181    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
182        SelectCalendarsSyncAdapter adapter = (SelectCalendarsSyncAdapter) getListAdapter();
183        if (adapter == null) {
184            adapter = new SelectCalendarsSyncAdapter(getActivity(), data);
185        } else {
186            adapter.changeCursor(data);
187        }
188        setListAdapter(adapter);
189    }
190
191    public void onLoaderReset(Loader<Cursor> loader) {
192        setListAdapter(null);
193    }
194
195    // Called when the Accounts button is pressed. Takes the user to the
196    // Accounts and Sync settings page.
197    @Override
198    public void onClick(View v) {
199        Intent intent = new Intent();
200        intent.setAction("android.settings.SYNC_SETTINGS");
201        getActivity().startActivity(intent);
202    }
203}
204