SelectCalendarsSyncFragment.java revision cf7fd2b6d1b5af26c4ac422dde1778e2fd6c7ef6 
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.CalendarContract;
38import android.provider.CalendarContract.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
53    private static final String COLLATE_NOCASE = " COLLATE NOCASE";
54    private static final String SELECTION = Calendars.ACCOUNT_NAME + "=? AND "
55            + Calendars.ACCOUNT_TYPE + "=?";
56    // is primary lets us sort the user's main calendar to the top of the list
57    private static final String IS_PRIMARY = "\"primary\"";
58    private static final String SORT_ORDER = IS_PRIMARY + " DESC," + Calendars.CALENDAR_DISPLAY_NAME
59            + COLLATE_NOCASE;
60
61    private static final String[] PROJECTION = new String[] {
62        Calendars._ID,
63        Calendars.CALENDAR_DISPLAY_NAME,
64        Calendars.CALENDAR_COLOR,
65        Calendars.SYNC_EVENTS,
66        "(" + Calendars.ACCOUNT_NAME + "=" + Calendars.OWNER_ACCOUNT + ") AS " + IS_PRIMARY, };
67
68    private TextView mSyncStatus;
69    private Button mAccountsButton;
70    private Account mAccount;
71    private String[] mArgs = new String[2];
72    private AsyncQueryService mService;
73
74    public SelectCalendarsSyncFragment() {
75        Log.d(TAG, "Without bundle was created");
76    }
77
78    public SelectCalendarsSyncFragment(Bundle bundle) {
79        Log.d(TAG, "With bundle was created");
80        mAccount = new Account(bundle.getString(Calendars.ACCOUNT_NAME),
81                bundle.getString(Calendars.ACCOUNT_TYPE));
82    }
83
84    @Override
85    public View onCreateView(
86            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
87        View v = inflater.inflate(R.layout.account_calendars, null);
88        mSyncStatus = (TextView) v.findViewById(R.id.account_status);
89        mSyncStatus.setVisibility(View.GONE);
90
91        mAccountsButton = (Button) v.findViewById(R.id.sync_settings);
92        mAccountsButton.setVisibility(View.GONE);
93        mAccountsButton.setOnClickListener(this);
94
95        return v;
96    }
97
98    @Override
99    public void onActivityCreated(Bundle savedInstanceState) {
100        super.onActivityCreated(savedInstanceState);
101        // Give some text to display if there is no data. In a real
102        // application this would come from a resource.
103        setEmptyText(getActivity().getText(R.string.no_syncable_calendars));
104        // Prepare the loader. Either re-connect with an existing one,
105        // or start a new one.
106        getLoaderManager().initLoader(0, null, this);
107    }
108
109    @Override
110    public void onResume() {
111        super.onResume();
112        if (!ContentResolver.getMasterSyncAutomatically()
113                || !ContentResolver.getSyncAutomatically(mAccount, CalendarContract.AUTHORITY)) {
114            Resources res = getActivity().getResources();
115            mSyncStatus.setText(res.getString(R.string.acct_not_synced));
116            mSyncStatus.setVisibility(View.VISIBLE);
117            mAccountsButton.setText(res.getString(R.string.accounts));
118            mAccountsButton.setVisibility(View.VISIBLE);
119        } else {
120            mSyncStatus.setVisibility(View.GONE);
121            mAccountsButton.setVisibility(View.GONE);
122        }
123    }
124
125    @Override
126    public void onAttach(Activity activity) {
127        super.onAttach(activity);
128        mService = new AsyncQueryService(activity);
129
130        Bundle bundle = getArguments();
131        if (bundle != null && bundle.containsKey(Calendars.ACCOUNT_NAME)
132                && bundle.containsKey(Calendars.ACCOUNT_TYPE)) {
133            mAccount = new Account(bundle.getString(Calendars.ACCOUNT_NAME),
134                    bundle.getString(Calendars.ACCOUNT_TYPE));
135        }
136    }
137
138    @Override
139    public void onPause() {
140        final ListAdapter listAdapter = getListAdapter();
141        if (listAdapter != null) {
142            HashMap<Long, CalendarRow> changes = ((SelectCalendarsSyncAdapter) listAdapter)
143                    .getChanges();
144            if (changes != null && changes.size() > 0) {
145                for (CalendarRow row : changes.values()) {
146                    if (row.synced == row.originalSynced) {
147                        continue;
148                    }
149                    long id = row.id;
150                    mService.cancelOperation((int) id);
151                    // Use the full long id in case it makes a difference
152                    Uri uri = ContentUris.withAppendedId(Calendars.CONTENT_URI, row.id);
153                    ContentValues values = new ContentValues();
154                    // Toggle the current setting
155                    int synced = row.synced ? 1 : 0;
156                    values.put(Calendars.SYNC_EVENTS, synced);
157                    values.put(Calendars.VISIBLE, synced);
158                    mService.startUpdate((int) id, null, uri, values, null, null, 0);
159                }
160                changes.clear();
161            }
162        }
163        super.onPause();
164    }
165
166    @Override
167    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
168        mArgs[0] = mAccount.name;
169        mArgs[1] = mAccount.type;
170        return new CursorLoader(
171                getActivity(), Calendars.CONTENT_URI, PROJECTION, SELECTION, mArgs, SORT_ORDER);
172    }
173
174    @Override
175    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
176        SelectCalendarsSyncAdapter adapter = (SelectCalendarsSyncAdapter) getListAdapter();
177        if (adapter == null) {
178            adapter = new SelectCalendarsSyncAdapter(getActivity(), data);
179        } else {
180            adapter.changeCursor(data);
181        }
182        setListAdapter(adapter);
183        getListView().setOnItemClickListener(adapter);
184    }
185
186    public void onLoaderReset(Loader<Cursor> loader) {
187        setListAdapter(null);
188    }
189
190    // Called when the Accounts button is pressed. Takes the user to the
191    // Accounts and Sync settings page.
192    @Override
193    public void onClick(View v) {
194        Intent intent = new Intent();
195        intent.setAction("android.settings.SYNC_SETTINGS");
196        getActivity().startActivity(intent);
197    }
198}
199