| /* |
| * Copyright (C) 2011 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.systemui.usb; |
| |
| import android.app.AlertDialog; |
| import android.content.ActivityNotFoundException; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.hardware.usb.UsbAccessory; |
| import android.hardware.usb.UsbManager; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.os.UserHandle; |
| import android.util.Log; |
| |
| import com.android.internal.app.AlertActivity; |
| import com.android.internal.app.AlertController; |
| import com.android.systemui.R; |
| |
| /** |
| * If the attached USB accessory has a URL associated with it, and that URL is valid, |
| * show this dialog to the user to allow them to optionally visit that URL for more |
| * information or software downloads. |
| * Otherwise (no valid URL) this activity does nothing at all, finishing immediately. |
| */ |
| public class UsbAccessoryUriActivity extends AlertActivity |
| implements DialogInterface.OnClickListener { |
| |
| private static final String TAG = "UsbAccessoryUriActivity"; |
| |
| private UsbAccessory mAccessory; |
| private Uri mUri; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| Intent intent = getIntent(); |
| mAccessory = (UsbAccessory)intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY); |
| String uriString = intent.getStringExtra("uri"); |
| mUri = (uriString == null ? null : Uri.parse(uriString)); |
| |
| // sanity check before displaying dialog |
| if (mUri == null) { |
| Log.e(TAG, "could not parse Uri " + uriString); |
| finish(); |
| return; |
| } |
| String scheme = mUri.getScheme(); |
| if (!"http".equals(scheme) && !"https".equals(scheme)) { |
| Log.e(TAG, "Uri not http or https: " + mUri); |
| finish(); |
| return; |
| } |
| |
| final AlertController.AlertParams ap = mAlertParams; |
| ap.mTitle = mAccessory.getDescription(); |
| if (ap.mTitle == null || ap.mTitle.length() == 0) { |
| ap.mTitle = getString(R.string.title_usb_accessory); |
| } |
| ap.mMessage = getString(R.string.usb_accessory_uri_prompt, mUri); |
| ap.mPositiveButtonText = getString(R.string.label_view); |
| ap.mNegativeButtonText = getString(android.R.string.cancel); |
| ap.mPositiveButtonListener = this; |
| ap.mNegativeButtonListener = this; |
| |
| setupAlert(); |
| } |
| |
| public void onClick(DialogInterface dialog, int which) { |
| if (which == AlertDialog.BUTTON_POSITIVE) { |
| // launch the browser |
| Intent intent = new Intent(Intent.ACTION_VIEW, mUri); |
| intent.addCategory(Intent.CATEGORY_BROWSABLE); |
| intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| try { |
| startActivityAsUser(intent, UserHandle.CURRENT); |
| } catch (ActivityNotFoundException e) { |
| Log.e(TAG, "startActivity failed for " + mUri); |
| } |
| } |
| finish(); |
| } |
| } |