| /* |
| * Copyright (C) 2018 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.wifi.dpp; |
| |
| import android.app.ActionBar; |
| import android.app.settings.SettingsEnums; |
| import android.content.Context; |
| import android.graphics.Bitmap; |
| import android.os.Bundle; |
| import android.text.TextUtils; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.ImageView; |
| import android.widget.TextView; |
| |
| import com.android.settings.R; |
| import com.android.settings.wifi.qrcode.QrCodeGenerator; |
| |
| import com.google.zxing.WriterException; |
| |
| /** |
| * After sharing a saved Wi-Fi network, {@code WifiDppConfiguratorActivity} start with this fragment |
| * to generate a Wi-Fi DPP QR code for other device to initiate as an enrollee. |
| */ |
| public class WifiDppQrCodeGeneratorFragment extends WifiDppQrCodeBaseFragment { |
| private static final String TAG = "WifiDppQrCodeGeneratorFragment"; |
| |
| private ImageView mQrCodeView; |
| private TextView mPasswordView; |
| private String mQrCode; |
| |
| @Override |
| public int getMetricsCategory() { |
| return SettingsEnums.SETTINGS_WIFI_DPP_CONFIGURATOR; |
| } |
| |
| // Container Activity must implement this interface |
| public interface OnQrCodeGeneratorFragmentAddButtonClickedListener { |
| public void onQrCodeGeneratorFragmentAddButtonClicked(); |
| } |
| OnQrCodeGeneratorFragmentAddButtonClickedListener mListener; |
| |
| @Override |
| public void onActivityCreated(Bundle savedInstanceState) { |
| super.onActivityCreated(savedInstanceState); |
| |
| // setTitle for Talkback |
| final WifiNetworkConfig wifiNetworkConfig = getWifiNetworkConfigFromHostActivity(); |
| if (wifiNetworkConfig.isHotspot()) { |
| getActivity().setTitle(R.string.wifi_dpp_share_hotspot); |
| } else { |
| getActivity().setTitle(R.string.wifi_dpp_share_wifi); |
| } |
| |
| setHasOptionsMenu(true); |
| final ActionBar actionBar = getActivity().getActionBar(); |
| if (actionBar != null) { |
| actionBar.setDisplayHomeAsUpEnabled(true); |
| actionBar.show(); |
| } |
| } |
| |
| @Override |
| public void onAttach(Context context) { |
| super.onAttach(context); |
| |
| mListener = (OnQrCodeGeneratorFragmentAddButtonClickedListener) context; |
| } |
| |
| @Override |
| public void onDetach() { |
| mListener = null; |
| |
| super.onDetach(); |
| } |
| |
| @Override |
| public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { |
| final MenuItem menuItem = menu.findItem(Menu.FIRST); |
| if (menuItem != null) { |
| menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER); |
| } |
| |
| super.onCreateOptionsMenu(menu, inflater); |
| } |
| |
| @Override |
| public final View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| return inflater.inflate(R.layout.wifi_dpp_qrcode_generator_fragment, container, |
| /* attachToRoot */ false); |
| } |
| |
| @Override |
| public void onViewCreated(View view, Bundle savedInstanceState) { |
| super.onViewCreated(view, savedInstanceState); |
| |
| mQrCodeView = view.findViewById(R.id.qrcode_view); |
| |
| setHeaderIconImageResource(R.drawable.ic_qrcode_24dp); |
| |
| final WifiNetworkConfig wifiNetworkConfig = getWifiNetworkConfigFromHostActivity(); |
| if (wifiNetworkConfig.isHotspot()) { |
| mTitle.setText(R.string.wifi_dpp_share_hotspot); |
| } else { |
| mTitle.setText(R.string.wifi_dpp_share_wifi); |
| } |
| |
| final String password = wifiNetworkConfig.getPreSharedKey(); |
| mPasswordView = view.findViewById(R.id.password); |
| if (TextUtils.isEmpty(password)) { |
| mSummary.setText(getString( |
| R.string.wifi_dpp_scan_open_network_qr_code_with_another_device, |
| wifiNetworkConfig.getSsid())); |
| |
| mPasswordView.setVisibility(View.GONE); |
| } else { |
| mSummary.setText(getString(R.string.wifi_dpp_scan_qr_code_with_another_device, |
| wifiNetworkConfig.getSsid())); |
| |
| if (wifiNetworkConfig.isHotspot()) { |
| mPasswordView.setText(getString(R.string.wifi_dpp_hotspot_password, password)); |
| } else { |
| mPasswordView.setText(getString(R.string.wifi_dpp_wifi_password, password)); |
| } |
| } |
| |
| mQrCode = wifiNetworkConfig.getQrCode(); |
| setQrCode(); |
| } |
| |
| private void setQrCode() { |
| try { |
| final int qrcodeSize = getContext().getResources().getDimensionPixelSize( |
| R.dimen.qrcode_size); |
| final Bitmap bmp = QrCodeGenerator.encodeQrCode(mQrCode, qrcodeSize); |
| mQrCodeView.setImageBitmap(bmp); |
| } catch (WriterException e) { |
| Log.e(TAG, "Error generatting QR code bitmap " + e); |
| } |
| } |
| |
| WifiNetworkConfig getWifiNetworkConfigFromHostActivity() { |
| final WifiNetworkConfig wifiNetworkConfig = ((WifiNetworkConfig.Retriever) getActivity()) |
| .getWifiNetworkConfig(); |
| if (!WifiNetworkConfig.isValidConfig(wifiNetworkConfig)) { |
| throw new IllegalStateException("Invalid Wi-Fi network for configuring"); |
| } |
| |
| return wifiNetworkConfig; |
| } |
| } |