| /* |
| * Copyright (C) 2017 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.vpndialogs; |
| |
| import static android.view.WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM; |
| import static android.view.WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS; |
| import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ALERT; |
| |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.net.IConnectivityManager; |
| import android.os.Bundle; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.UserHandle; |
| import android.provider.Settings; |
| import android.text.SpannableStringBuilder; |
| import android.text.method.LinkMovementMethod; |
| import android.text.style.ClickableSpan; |
| import android.util.Log; |
| import android.view.View; |
| import android.widget.TextView; |
| |
| import com.android.internal.app.AlertActivity; |
| import com.android.internal.net.VpnConfig; |
| |
| public class AlwaysOnDisconnectedDialog extends AlertActivity |
| implements DialogInterface.OnClickListener{ |
| |
| private static final String TAG = "VpnDisconnected"; |
| |
| private IConnectivityManager mService; |
| private int mUserId; |
| private String mVpnPackage; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| |
| mService = IConnectivityManager.Stub.asInterface( |
| ServiceManager.getService(Context.CONNECTIVITY_SERVICE)); |
| mUserId = UserHandle.myUserId(); |
| mVpnPackage = getAlwaysOnVpnPackage(); |
| if (mVpnPackage == null) { |
| finish(); |
| return; |
| } |
| |
| View view = View.inflate(this, R.layout.always_on_disconnected, null); |
| TextView messageView = view.findViewById(R.id.message); |
| messageView.setText(getMessage(getIntent().getBooleanExtra("lockdown", false))); |
| messageView.setMovementMethod(LinkMovementMethod.getInstance()); |
| |
| mAlertParams.mTitle = getString(R.string.always_on_disconnected_title); |
| mAlertParams.mPositiveButtonText = getString(R.string.open_app); |
| mAlertParams.mPositiveButtonListener = this; |
| mAlertParams.mNegativeButtonText = getString(R.string.dismiss); |
| mAlertParams.mNegativeButtonListener = this; |
| mAlertParams.mCancelable = false; |
| mAlertParams.mView = view; |
| setupAlert(); |
| |
| getWindow().setCloseOnTouchOutside(false); |
| getWindow().setType(TYPE_SYSTEM_ALERT); |
| getWindow().addFlags(FLAG_ALT_FOCUSABLE_IM); |
| getWindow().addPrivateFlags(SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS); |
| } |
| |
| @Override |
| public void onClick(DialogInterface dialog, int which) { |
| switch (which) { |
| case BUTTON_POSITIVE: |
| PackageManager pm = getPackageManager(); |
| final Intent intent = pm.getLaunchIntentForPackage(mVpnPackage); |
| if (intent != null) { |
| intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); |
| startActivity(intent); |
| } |
| finish(); |
| break; |
| case BUTTON_NEGATIVE: |
| finish(); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| private String getAlwaysOnVpnPackage() { |
| try { |
| return mService.getAlwaysOnVpnPackage(mUserId); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Can't getAlwaysOnVpnPackage()", e); |
| return null; |
| } |
| } |
| |
| private CharSequence getVpnLabel() { |
| try { |
| return VpnConfig.getVpnLabel(this, mVpnPackage); |
| } catch (PackageManager.NameNotFoundException e) { |
| Log.w(TAG, "Can't getVpnLabel() for " + mVpnPackage, e); |
| return mVpnPackage; |
| } |
| } |
| |
| private CharSequence getMessage(boolean isLockdown) { |
| final SpannableStringBuilder message = new SpannableStringBuilder(); |
| final int baseMessageResId = isLockdown |
| ? R.string.always_on_disconnected_message_lockdown |
| : R.string.always_on_disconnected_message; |
| message.append(getString(baseMessageResId, getVpnLabel())); |
| message.append(getString(R.string.always_on_disconnected_message_separator)); |
| message.append(getString(R.string.always_on_disconnected_message_settings_link), |
| new VpnSpan(), 0 /*flags*/); |
| return message; |
| } |
| |
| private class VpnSpan extends ClickableSpan { |
| @Override |
| public void onClick(View unused) { |
| final Intent intent = new Intent(Settings.ACTION_VPN_SETTINGS); |
| intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); |
| startActivity(intent); |
| } |
| } |
| } |