Initial Contribution
This commit is contained in:
The Android Open Source Project
393
src/com/android/settings/ApnEditor.java
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393
src/com/android/settings/ApnEditor.java
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/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings;
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import android.app.AlertDialog;
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import android.content.ContentUris;
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import android.content.ContentValues;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.res.Resources;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.SystemProperties;
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import android.preference.EditTextPreference;
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import android.preference.Preference;
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import android.preference.PreferenceActivity;
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import android.provider.Telephony;
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import com.android.internal.telephony.TelephonyProperties;
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import android.util.Log;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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public class ApnEditor extends PreferenceActivity
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implements SharedPreferences.OnSharedPreferenceChangeListener {
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private final static String TAG = ApnEditor.class.getSimpleName();
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private final static String SAVED_POS = "pos";
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private static final int MENU_DELETE = Menu.FIRST;
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private static final int MENU_SAVE = Menu.FIRST + 1;
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private static final int MENU_CANCEL = Menu.FIRST + 2;
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private static String sNotSet;
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private EditTextPreference mName;
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private EditTextPreference mApn;
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private EditTextPreference mProxy;
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private EditTextPreference mPort;
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private EditTextPreference mUser;
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private EditTextPreference mServer;
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private EditTextPreference mPassword;
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private EditTextPreference mMmsc;
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private EditTextPreference mMcc;
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private EditTextPreference mMnc;
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private EditTextPreference mMmsProxy;
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private EditTextPreference mMmsPort;
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private EditTextPreference mApnType;
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private Uri mUri;
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private Cursor mCursor;
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private boolean mNewApn;
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private boolean mFirstTime;
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private Resources mRes;
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/**
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* Standard projection for the interesting columns of a normal note.
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*/
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private static final String[] sProjection = new String[] {
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Telephony.Carriers._ID, // 0
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Telephony.Carriers.NAME, // 1
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Telephony.Carriers.APN, // 2
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Telephony.Carriers.PROXY, // 3
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Telephony.Carriers.PORT, // 4
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Telephony.Carriers.USER, // 5
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Telephony.Carriers.SERVER, // 6
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Telephony.Carriers.PASSWORD, // 7
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Telephony.Carriers.MMSC, // 8
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Telephony.Carriers.MCC, // 9
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Telephony.Carriers.MNC, // 10
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Telephony.Carriers.NUMERIC, // 11
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Telephony.Carriers.MMSPROXY,// 12
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Telephony.Carriers.MMSPORT, // 13
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Telephony.Carriers.TYPE, // 14
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};
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private static final int ID_INDEX = 0;
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private static final int NAME_INDEX = 1;
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private static final int APN_INDEX = 2;
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private static final int PROXY_INDEX = 3;
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private static final int PORT_INDEX = 4;
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private static final int USER_INDEX = 5;
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private static final int SERVER_INDEX = 6;
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private static final int PASSWORD_INDEX = 7;
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private static final int MMSC_INDEX = 8;
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private static final int MCC_INDEX = 9;
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private static final int MNC_INDEX = 10;
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private static final int MMSPROXY_INDEX = 12;
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private static final int MMSPORT_INDEX = 13;
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private static final int TYPE_INDEX = 14;
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@Override
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protected void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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addPreferencesFromResource(R.xml.apn_editor);
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sNotSet = getResources().getString(R.string.apn_not_set);
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mName = (EditTextPreference) findPreference("apn_name");
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mApn = (EditTextPreference) findPreference("apn_apn");
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mProxy = (EditTextPreference) findPreference("apn_http_proxy");
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mPort = (EditTextPreference) findPreference("apn_http_port");
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mUser = (EditTextPreference) findPreference("apn_user");
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mServer = (EditTextPreference) findPreference("apn_server");
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mPassword = (EditTextPreference) findPreference("apn_password");
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mMmsProxy = (EditTextPreference) findPreference("apn_mms_proxy");
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mMmsPort = (EditTextPreference) findPreference("apn_mms_port");
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mMmsc = (EditTextPreference) findPreference("apn_mmsc");
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mMcc = (EditTextPreference) findPreference("apn_mcc");
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mMnc = (EditTextPreference) findPreference("apn_mnc");
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mApnType = (EditTextPreference) findPreference("apn_type");
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mRes = getResources();
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final Intent intent = getIntent();
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final String action = intent.getAction();
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mFirstTime = icicle == null;
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if (action.equals(Intent.ACTION_EDIT)) {
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mUri = intent.getData();
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} else if (action.equals(Intent.ACTION_INSERT)) {
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if (mFirstTime) {
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mUri = getContentResolver().insert(intent.getData(), new ContentValues());
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} else {
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mUri = ContentUris.withAppendedId(Telephony.Carriers.CONTENT_URI,
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icicle.getInt(SAVED_POS));
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}
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mNewApn = true;
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// If we were unable to create a new note, then just finish
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// this activity. A RESULT_CANCELED will be sent back to the
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// original activity if they requested a result.
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if (mUri == null) {
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Log.w(TAG, "Failed to insert new telephony provider into "
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+ getIntent().getData());
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finish();
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return;
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}
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// The new entry was created, so assume all will end well and
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// set the result to be returned.
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setResult(RESULT_OK, (new Intent()).setAction(mUri.toString()));
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} else {
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finish();
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return;
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}
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mCursor = managedQuery(mUri, sProjection, null, null);
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mCursor.moveToFirst();
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fillUi();
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}
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@Override
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public void onResume() {
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super.onResume();
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getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
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}
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@Override
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public void onPause() {
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getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
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super.onPause();
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}
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private void fillUi() {
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if (mFirstTime) {
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mFirstTime = false;
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// Fill in all the values from the db in both text editor and summary
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mName.setText(mCursor.getString(NAME_INDEX));
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mApn.setText(mCursor.getString(APN_INDEX));
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mProxy.setText(mCursor.getString(PROXY_INDEX));
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mPort.setText(mCursor.getString(PORT_INDEX));
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mUser.setText(mCursor.getString(USER_INDEX));
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mServer.setText(mCursor.getString(SERVER_INDEX));
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mPassword.setText(mCursor.getString(PASSWORD_INDEX));
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mMmsProxy.setText(mCursor.getString(MMSPROXY_INDEX));
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mMmsPort.setText(mCursor.getString(MMSPORT_INDEX));
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mMmsc.setText(mCursor.getString(MMSC_INDEX));
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mMcc.setText(mCursor.getString(MCC_INDEX));
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mMnc.setText(mCursor.getString(MNC_INDEX));
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mApnType.setText(mCursor.getString(TYPE_INDEX));
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if (mNewApn) {
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String numeric =
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SystemProperties.get(TelephonyProperties.PROPERTY_SIM_OPERATOR_NUMERIC);
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// MCC is first 3 chars and then in 2 - 3 chars of MNC
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if (numeric != null && numeric.length() > 4) {
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// Country code
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String mcc = numeric.substring(0, 3);
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// Network code
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String mnc = numeric.substring(3);
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// Auto populate MNC and MCC for new entries, based on what SIM reports
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mMcc.setText(mcc);
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mMnc.setText(mnc);
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}
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}
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}
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mName.setSummary(checkNull(mName.getText()));
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mApn.setSummary(checkNull(mApn.getText()));
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mProxy.setSummary(checkNull(mProxy.getText()));
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mPort.setSummary(checkNull(mPort.getText()));
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mUser.setSummary(checkNull(mUser.getText()));
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mServer.setSummary(checkNull(mServer.getText()));
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mPassword.setSummary(starify(mPassword.getText()));
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mMmsProxy.setSummary(checkNull(mMmsProxy.getText()));
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mMmsPort.setSummary(checkNull(mMmsPort.getText()));
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mMmsc.setSummary(checkNull(mMmsc.getText()));
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mMcc.setSummary(checkNull(mMcc.getText()));
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mMnc.setSummary(checkNull(mMnc.getText()));
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mApnType.setSummary(checkNull(mApnType.getText()));
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu);
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// If it's a new APN, then cancel will delete the new entry in onPause
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if (!mNewApn) {
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menu.add(0, MENU_DELETE, 0, R.string.menu_delete)
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.setIcon(android.R.drawable.ic_menu_delete);
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}
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menu.add(0, MENU_SAVE, 0, R.string.menu_save)
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.setIcon(android.R.drawable.ic_menu_save);
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menu.add(0, MENU_CANCEL, 0, R.string.menu_cancel)
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.setIcon(android.R.drawable.ic_menu_close_clear_cancel);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case MENU_DELETE:
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deleteApn();
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return true;
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case MENU_SAVE:
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if (validateAndSave(false)) {
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finish();
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}
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return true;
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case MENU_CANCEL:
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if (mNewApn) {
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getContentResolver().delete(mUri, null, null);
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}
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finish();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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switch (keyCode) {
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case KeyEvent.KEYCODE_BACK: {
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if (validateAndSave(false)) {
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finish();
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}
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return true;
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}
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}
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return super.onKeyDown(keyCode, event);
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}
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@Override
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protected void onSaveInstanceState(Bundle icicle) {
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super.onSaveInstanceState(icicle);
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validateAndSave(true);
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icicle.putInt(SAVED_POS, mCursor.getInt(ID_INDEX));
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}
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/**
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* Check the key fields' validity and save if valid.
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* @param force save even if the fields are not valid, if the app is
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* being suspended
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* @return true if the data was saved
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*/
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private boolean validateAndSave(boolean force) {
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String name = checkNotSet(mName.getText());
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String apn = checkNotSet(mApn.getText());
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String mcc = checkNotSet(mMcc.getText());
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String mnc = checkNotSet(mMnc.getText());
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String errorMsg = null;
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if (name.length() < 1) {
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errorMsg = mRes.getString(R.string.error_name_empty);
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} else if (apn.length() < 1) {
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errorMsg = mRes.getString(R.string.error_apn_empty);
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} else if (mcc.length() != 3) {
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errorMsg = mRes.getString(R.string.error_mcc_not3);
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} else if ((mnc.length() & 0xFFFE) != 2) {
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errorMsg = mRes.getString(R.string.error_mnc_not23);
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}
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if (errorMsg != null && !force) {
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showErrorMessage(errorMsg);
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return false;
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}
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if (!mCursor.moveToFirst()) {
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Log.w(TAG,
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"Could not go to the first row in the Cursor when saving data.");
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return false;
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}
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ContentValues values = new ContentValues();
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values.put(Telephony.Carriers.NAME, name);
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values.put(Telephony.Carriers.APN, apn);
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values.put(Telephony.Carriers.PROXY, checkNotSet(mProxy.getText()));
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values.put(Telephony.Carriers.PORT, checkNotSet(mPort.getText()));
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values.put(Telephony.Carriers.MMSPROXY, checkNotSet(mMmsProxy.getText()));
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values.put(Telephony.Carriers.MMSPORT, checkNotSet(mMmsPort.getText()));
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values.put(Telephony.Carriers.USER, checkNotSet(mUser.getText()));
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values.put(Telephony.Carriers.SERVER, checkNotSet(mServer.getText()));
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values.put(Telephony.Carriers.PASSWORD, checkNotSet(mPassword.getText()));
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values.put(Telephony.Carriers.MMSC, checkNotSet(mMmsc.getText()));
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values.put(Telephony.Carriers.TYPE, checkNotSet(mApnType.getText()));
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values.put(Telephony.Carriers.MCC, mcc);
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values.put(Telephony.Carriers.MNC, mnc);
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values.put(Telephony.Carriers.NUMERIC, mcc + mnc);
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getContentResolver().update(mUri, values, null, null);
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return true;
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}
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private void showErrorMessage(String message) {
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new AlertDialog.Builder(this)
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.setTitle(R.string.error_title)
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.setMessage(message)
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.setPositiveButton(android.R.string.ok, null)
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.show();
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}
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private void deleteApn() {
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getContentResolver().delete(mUri, null, null);
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finish();
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}
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private String starify(String value) {
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if (value == null || value.length() == 0) {
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return sNotSet;
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} else {
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char[] password = new char[value.length()];
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for (int i = 0; i < password.length; i++) {
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password[i] = '*';
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}
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return new String(password);
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}
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}
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private String checkNull(String value) {
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if (value == null || value.length() == 0) {
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return sNotSet;
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} else {
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return value;
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}
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}
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private String checkNotSet(String value) {
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if (value == null || value.equals(sNotSet)) {
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return "";
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} else {
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return value;
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}
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}
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public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
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Preference pref = findPreference(key);
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if (pref != null) {
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pref.setSummary(checkNull(sharedPreferences.getString(key, "")));
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}
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}
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}
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Reference in New Issue
Block a user