Android Sms BackUp工程源码

/* Copyright (c) 2009 Christoph Studer <chstuder@gmail.com> * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package tv.studer.smssync; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.Date; import tv.studer.smssync.SmsSyncService.SmsSyncState; import android.app.AlertDialog; import android.app.Dialog; import android.app.AlertDialog.Builder; import android.content.ComponentName; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.preference.Preference; import android.preference.PreferenceActivity; import android.preference.PreferenceCategory; import android.preference.PreferenceManager; import android.preference.Preference.OnPreferenceChangeListener; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.view.View.OnClickListener; import android.webkit.WebView; import android.widget.Button; import android.widget.ImageView; import android.widget.ProgressBar; import android.widget.TextView; /** * This is the main activity showing the status of the SMS Sync service and * providing controls to configure it. */ public class SmsSync extends PreferenceActivity implements OnPreferenceChangeListener { private static final int DIALOG_MISSING_CREDENTIALS = 1; private static final int DIALOG_FIRST_SYNC = 2; private static final int DIALOG_SYNC_DATA_RESET = 3; private static final int DIALOG_INVALID_IMAP_FOLDER = 4; private static final int DIALOG_NEED_FIRST_MANUAL_SYNC = 5; private static final int DIALOG_ABOUT = 6; private static final int MENU_INFO = 0; private static final int MENU_SHARE = 1; private static final int MENU_MARKET = 2; private StatusPreference mStatusPref; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); PreferenceManager prefMgr = getPreferenceManager(); addPreferencesFromResource(R.xml.main_screen); mStatusPref = new StatusPreference(this); mStatusPref.setSelectable(false); int sdkLevel = 1; try { sdkLevel = Integer.parseInt(Build.VERSION.SDK); } catch (NumberFormatException nfe) { // ignore (assume sdkLevel == 1) } if (sdkLevel < 3) { // Older versions don't show the title bar for PreferenceActivity PreferenceCategory cat = new PreferenceCategory(this); cat.setOrder(0); getPreferenceScreen().addPreference(cat); cat.setTitle(R.string.ui_status_label); cat.addPreference(mStatusPref); } else { // Newer SDK version show the title bar for PreferenceActivity mStatusPref.setOrder(0); getPreferenceScreen().addPreference(mStatusPref); } Preference pref = prefMgr.findPreference(PrefStore.PREF_LOGIN_USER); pref.setOnPreferenceChangeListener(this); pref = prefMgr.findPreference(PrefStore.PREF_IMAP_FOLDER); pref.setOnPreferenceChangeListener(this); pref = prefMgr.findPreference(PrefStore.PREF_ENABLE_AUTO_SYNC); pref.setOnPreferenceChangeListener(this); pref = prefMgr.findPreference(PrefStore.PREF_LOGIN_PASSWORD); pref.setOnPreferenceChangeListener(this); pref = prefMgr.findPreference(PrefStore.PREF_MAX_ITEMS_PER_SYNC); pref.setOnPreferenceChangeListener(this); } @Override protected void onPause() { super.onPause(); SmsSyncService.unsetStateChangeListener(); } @Override protected void onResume() { super.onResume(); SmsSyncService.setStateChangeListener(mStatusPref); updateUsernameLabelFromPref(); updateImapFolderLabelFromPref(); updateMaxItemsPerSync(null); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); menu.add(0, MENU_INFO, 0, R.string.menu_info).setIcon( android.R.drawable.ic_menu_info_details); menu.add(0, MENU_SHARE, 1, R.string.menu_share).setIcon( android.R.drawable.ic_menu_share); menu.add(0, MENU_MARKET, 2, R.string.menu_market).setIcon( R.drawable.ic_menu_update); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { super.onOptionsItemSelected(item); switch (item.getItemId()) { case MENU_INFO: // openLink(Consts.URL_INFO_LINK); showDialog(DIALOG_ABOUT); return true; case MENU_SHARE: share(); return true; case MENU_MARKET: openLink(Consts.URL_MARKET_SEARCH); return true; } return false; } private void openLink(String link) { Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(link)); startActivity(intent); } private void share() { Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse("mailto:")); intent.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.share_subject)); intent.putExtra(Intent.EXTRA_TEXT, getString(R.string.share_body, Consts.URL_MARKET_SEARCH, Consts.URL_INFO_LINK)); startActivity(intent); } private void updateUsernameLabelFromPref() { SharedPreferences prefs = getPreferenceManager().getSharedPreferences(); String username = prefs.getString(PrefStore.PREF_LOGIN_USER, getString(R.string.ui_login_label)); Preference pref = getPreferenceManager().findPreference(PrefStore.PREF_LOGIN_USER); pref.setTitle(username); } private void updateImapFolderLabelFromPref() { String imapFolder = PrefStore.getImapFolder(this); Preference pref = getPreferenceManager().findPreference(PrefStore.PREF_IMAP_FOLDER); pref.setTitle(imapFolder); } private boolean initiateSync() { if (!PrefStore.isLoginInformationSet(this)) { showDialog(DIALOG_MISSING_CREDENTIALS); return false; } else if (PrefStore.isFirstSync(this)) { showDialog(DIALOG_FIRST_SYNC); return false; } else { startSync(false); return true; } } private void startSync(boolean skip) { Intent intent = new Intent(this, SmsSyncService.class); if (PrefStore.isFirstSync(this)) { intent.putExtra(Consts.KEY_SKIP_MESSAGES, skip); } startService(intent); } private class StatusPreference extends Preference implements SmsSyncService.StateChangeListener, OnClickListener { private View mView; private Button mSyncButton; private ImageView mStatusIcon; private TextView mStatusLabel; private View mSyncDetails; private TextView mErrorDetails;