124 lines
4.2 KiB
Java
124 lines
4.2 KiB
Java
/*
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* Copyright (C) 2007 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.os.Bundle;
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import android.os.SystemProperties;
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import android.text.TextUtils;
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import android.util.Config;
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import android.util.Log;
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import android.webkit.WebView;
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import android.webkit.WebViewClient;
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import android.widget.Toast;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.zip.GZIPInputStream;
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import com.android.internal.app.AlertActivity;
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import com.android.internal.app.AlertController;
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/**
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* The "dialog" that shows from "License" in the Settings app.
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*/
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public class SettingsLicenseActivity extends AlertActivity {
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private static final String TAG = "SettingsLicenseActivity";
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private static final boolean LOGV = false || Config.LOGV;
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private static final String DEFAULT_LICENSE_PATH = "/system/etc/NOTICE.html.gz";
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private static final String PROPERTY_LICENSE_PATH = "ro.config.license_path";
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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String fileName = SystemProperties.get(PROPERTY_LICENSE_PATH, DEFAULT_LICENSE_PATH);
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if (TextUtils.isEmpty(fileName)) {
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Log.e(TAG, "The system property for the license file is empty.");
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showErrorAndFinish();
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return;
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}
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InputStreamReader inputReader = null;
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StringBuilder data = null;
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try {
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data = new StringBuilder(2048);
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char tmp[] = new char[2048];
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int numRead;
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if (fileName.endsWith(".gz")) {
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inputReader = new InputStreamReader(
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new GZIPInputStream(new FileInputStream(fileName)));
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} else {
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inputReader = new FileReader(fileName);
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}
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while ((numRead = inputReader.read(tmp)) >= 0) {
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data.append(tmp, 0, numRead);
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}
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} catch (FileNotFoundException e) {
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Log.e(TAG, "License HTML file not found at " + fileName, e);
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showErrorAndFinish();
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return;
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} catch (IOException e) {
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Log.e(TAG, "Error reading license HTML file at " + fileName, e);
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showErrorAndFinish();
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return;
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} finally {
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try {
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if (inputReader != null) {
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inputReader.close();
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}
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} catch (IOException e) {
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}
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}
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if (TextUtils.isEmpty(data)) {
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Log.e(TAG, "License HTML is empty (from " + fileName + ")");
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showErrorAndFinish();
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return;
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}
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WebView webView = new WebView(this);
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// Begin the loading. This will be done in a separate thread in WebView.
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webView.loadDataWithBaseURL(null, data.toString(), "text/html", "utf-8", null);
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webView.setWebViewClient(new WebViewClient() {
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@Override
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public void onPageFinished(WebView view, String url) {
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// Change from 'Loading...' to the real title
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mAlert.setTitle(getString(R.string.settings_license_activity_title));
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}
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});
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final AlertController.AlertParams p = mAlertParams;
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p.mTitle = getString(R.string.settings_license_activity_loading);
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p.mView = webView;
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p.mForceInverseBackground = true;
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setupAlert();
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}
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private void showErrorAndFinish() {
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Toast.makeText(this, R.string.settings_license_activity_unavailable, Toast.LENGTH_LONG)
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.show();
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finish();
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}
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}
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