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Diffstat (limited to 'src/com/android/settings/SettingsLicenseActivity.java')
-rw-r--r-- | src/com/android/settings/SettingsLicenseActivity.java | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/com/android/settings/SettingsLicenseActivity.java b/src/com/android/settings/SettingsLicenseActivity.java new file mode 100644 index 000000000..0b809e19a --- /dev/null +++ b/src/com/android/settings/SettingsLicenseActivity.java @@ -0,0 +1,123 @@ +/* + * Copyright (C) 2007 The Android Open Source Project + * + * 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 com.android.settings; + +import android.os.Bundle; +import android.os.SystemProperties; +import android.text.TextUtils; +import android.util.Config; +import android.util.Log; +import android.webkit.WebView; +import android.webkit.WebViewClient; +import android.widget.Toast; + +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileReader; +import java.io.IOException; +import java.io.InputStreamReader; +import java.util.zip.GZIPInputStream; + +import com.android.internal.app.AlertActivity; +import com.android.internal.app.AlertController; + +/** + * The "dialog" that shows from "License" in the Settings app. + */ +public class SettingsLicenseActivity extends AlertActivity { + + private static final String TAG = "SettingsLicenseActivity"; + private static final boolean LOGV = false || Config.LOGV; + + private static final String DEFAULT_LICENSE_PATH = "/system/etc/NOTICE.html.gz"; + private static final String PROPERTY_LICENSE_PATH = "ro.config.license_path"; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + String fileName = SystemProperties.get(PROPERTY_LICENSE_PATH, DEFAULT_LICENSE_PATH); + if (TextUtils.isEmpty(fileName)) { + Log.e(TAG, "The system property for the license file is empty."); + showErrorAndFinish(); + return; + } + + InputStreamReader inputReader = null; + StringBuilder data = null; + try { + data = new StringBuilder(2048); + char tmp[] = new char[2048]; + int numRead; + if (fileName.endsWith(".gz")) { + inputReader = new InputStreamReader( + new GZIPInputStream(new FileInputStream(fileName))); + } else { + inputReader = new FileReader(fileName); + } + while ((numRead = inputReader.read(tmp)) >= 0) { + data.append(tmp, 0, numRead); + } + } catch (FileNotFoundException e) { + Log.e(TAG, "License HTML file not found at " + fileName, e); + showErrorAndFinish(); + return; + } catch (IOException e) { + Log.e(TAG, "Error reading license HTML file at " + fileName, e); + showErrorAndFinish(); + return; + } finally { + try { + if (inputReader != null) { + inputReader.close(); + } + } catch (IOException e) { + } + } + + if (TextUtils.isEmpty(data)) { + Log.e(TAG, "License HTML is empty (from " + fileName + ")"); + showErrorAndFinish(); + return; + } + + WebView webView = new WebView(this); + + // Begin the loading. This will be done in a separate thread in WebView. + webView.loadDataWithBaseURL(null, data.toString(), "text/html", "utf-8", null); + webView.setWebViewClient(new WebViewClient() { + @Override + public void onPageFinished(WebView view, String url) { + // Change from 'Loading...' to the real title + mAlert.setTitle(getString(R.string.settings_license_activity_title)); + } + }); + + final AlertController.AlertParams p = mAlertParams; + p.mTitle = getString(R.string.settings_license_activity_loading); + p.mView = webView; + p.mForceInverseBackground = true; + setupAlert(); + } + + private void showErrorAndFinish() { + Toast.makeText(this, R.string.settings_license_activity_unavailable, Toast.LENGTH_LONG) + .show(); + finish(); + } + +} |