8eda83d071
1. Use ConstraintLayout to fix footer buttons at bottom 2. ScrollViews have all other UI components excepts footer buttons 3. Use style/SuwGlifButton for buttons 4. Fix scan fragment crash when rotating screen Bug: 118794978 Test: manual test Change-Id: I509b0156c4835c75da75fb7ac4c82f55a0b506a1
389 lines
13 KiB
Java
389 lines
13 KiB
Java
/*
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* Copyright (C) 2018 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.wifi.dpp;
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import android.app.ActionBar;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.graphics.Matrix;
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import android.graphics.Rect;
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import android.graphics.SurfaceTexture;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.text.TextUtils;
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import android.util.Size;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.TextureView;
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import android.view.TextureView.SurfaceTextureListener;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import com.android.internal.logging.nano.MetricsProto;
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import com.android.settings.R;
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import com.android.settings.wifi.qrcode.QrCamera;
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import com.android.settings.wifi.qrcode.QrDecorateView;
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public class WifiDppQrCodeScannerFragment extends WifiDppQrCodeBaseFragment implements
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SurfaceTextureListener,
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QrCamera.ScannerCallback {
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private static final String TAG = "WifiDppQrCodeScannerFragment";
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/** Message sent to hide error message */
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private static final int MESSAGE_HIDE_ERROR_MESSAGE = 1;
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/** Message sent to show error message */
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private static final int MESSAGE_SHOW_ERROR_MESSAGE = 2;
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/** Message sent to manipulate Wi-Fi DPP QR code */
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private static final int MESSAGE_SCAN_WIFI_DPP_SUCCESS = 3;
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/** Message sent to manipulate ZXing Wi-Fi QR code */
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private static final int MESSAGE_SCAN_ZXING_WIFI_FORMAT_SUCCESS = 4;
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private static final long SHOW_ERROR_MESSAGE_INTERVAL = 2000;
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private static final long SHOW_SUCCESS_SQUARE_INTERVAL = 1000;
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// Key for Bundle usage
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private static final String KEY_PUBLIC_URI = "key_public_uri";
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private static final String KEY_IS_CONFIGURATOR_MODE = "key_is_configurator_mode";
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private QrCamera mCamera;
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private TextureView mTextureView;
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private QrDecorateView mDecorateView;
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private TextView mErrorMessage;
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/** true if the fragment working for configurator, false enrollee*/
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private boolean mIsConfiguratorMode;
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/** The SSID of the Wi-Fi network which the user specify to enroll */
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private String mSsid;
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/** QR code data scanned by camera */
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private WifiQrCode mWifiQrCode;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (savedInstanceState != null) {
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mIsConfiguratorMode = savedInstanceState.getBoolean(KEY_IS_CONFIGURATOR_MODE);
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}
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}
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@Override
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public int getMetricsCategory() {
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if (mIsConfiguratorMode) {
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return MetricsProto.MetricsEvent.SETTINGS_WIFI_DPP_CONFIGURATOR;
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} else {
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return MetricsProto.MetricsEvent.SETTINGS_WIFI_DPP_ENROLLEE;
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}
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}
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// Container Activity must implement this interface
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public interface OnScanWifiDppSuccessListener {
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public void onScanWifiDppSuccess(String uri);
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}
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OnScanWifiDppSuccessListener mScanWifiDppSuccessListener;
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// Container Activity must implement this interface
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public interface OnScanZxingWifiFormatSuccessListener {
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public void onScanZxingWifiFormatSuccess(WifiNetworkConfig wifiNetworkConfig);
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}
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OnScanZxingWifiFormatSuccessListener mScanScanZxingWifiFormatSuccessListener;
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/**
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* Configurator container activity of the fragment should create instance with this constructor.
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*/
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public WifiDppQrCodeScannerFragment() {
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super();
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mIsConfiguratorMode = true;
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}
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/**
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* Enrollee container activity of the fragment should create instance with this constructor and
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* specify the SSID string of the WI-Fi network to be provisioned.
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*/
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public WifiDppQrCodeScannerFragment(String ssid) {
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super();
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mIsConfiguratorMode = false;
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mSsid = ssid;
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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final ActionBar actionBar = getActivity().getActionBar();
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if (actionBar != null) {
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actionBar.setDisplayHomeAsUpEnabled(true);
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actionBar.show();
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}
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}
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@Override
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public void onAttach(Context context) {
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super.onAttach(context);
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mScanWifiDppSuccessListener = (OnScanWifiDppSuccessListener) context;
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mScanScanZxingWifiFormatSuccessListener = (OnScanZxingWifiFormatSuccessListener) context;
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}
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@Override
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public void onDetach() {
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mScanWifiDppSuccessListener = null;
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mScanScanZxingWifiFormatSuccessListener = null;
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super.onDetach();
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}
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@Override
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public final View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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return inflater.inflate(R.layout.wifi_dpp_qrcode_scanner_fragment, container,
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/* attachToRoot */ false);
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}
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@Override
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public void onViewCreated(View view, Bundle savedInstanceState) {
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super.onViewCreated(view, savedInstanceState);
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mTextureView = (TextureView) view.findViewById(R.id.preview_view);
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mTextureView.setSurfaceTextureListener(this);
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mDecorateView = (QrDecorateView) view.findViewById(R.id.decorate_view);
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mHeaderIcon.setImageResource(R.drawable.ic_scan_24dp);
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if (mIsConfiguratorMode) {
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mTitle.setText(R.string.wifi_dpp_add_device_to_network);
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WifiNetworkConfig wifiNetworkConfig = ((WifiNetworkConfig.Retriever) getActivity())
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.getWifiNetworkConfig();
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if (!WifiNetworkConfig.isValidConfig(wifiNetworkConfig)) {
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throw new IllegalStateException("Invalid Wi-Fi network for configuring");
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}
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mSummary.setText(getString(R.string.wifi_dpp_center_qr_code,
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wifiNetworkConfig.getSsid()));
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} else {
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mTitle.setText(R.string.wifi_dpp_scan_qr_code);
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String description;
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if (TextUtils.isEmpty(mSsid)) {
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description = getString(R.string.wifi_dpp_scan_qr_code_join_unknown_network, mSsid);
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} else {
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description = getString(R.string.wifi_dpp_scan_qr_code_join_network, mSsid);
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}
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mSummary.setText(description);
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}
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mErrorMessage = view.findViewById(R.id.error_message);
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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menu.removeItem(Menu.FIRST);
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super.onCreateOptionsMenu(menu, inflater);
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}
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@Override
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public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
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initCamera(surface);
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}
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@Override
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public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) {
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// Do nothing
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}
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@Override
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public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) {
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destroyCamera();
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return true;
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}
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@Override
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public void onSurfaceTextureUpdated(SurfaceTexture surface) {
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// Do nothing
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}
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@Override
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public Size getViewSize() {
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return new Size(mTextureView.getWidth(), mTextureView.getHeight());
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}
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@Override
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public Rect getFramePosition(Size previewSize, int cameraOrientation) {
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return new Rect(0, 0, previewSize.getHeight(), previewSize.getHeight());
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}
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@Override
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public void setTransform(Matrix transform) {
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mTextureView.setTransform(transform);
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}
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@Override
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public boolean isValid(String qrCode) {
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try {
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mWifiQrCode = new WifiQrCode(qrCode);
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} catch (IllegalArgumentException e) {
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mHandler.sendEmptyMessage(MESSAGE_SHOW_ERROR_MESSAGE);
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return false;
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}
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final String scheme = mWifiQrCode.getScheme();
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// When SSID is specified for enrollee, avoid to connect to the Wi-Fi of different SSID
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if (!mIsConfiguratorMode && WifiQrCode.SCHEME_ZXING_WIFI_NETWORK_CONFIG.equals(scheme)) {
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final String ssidQrCode = mWifiQrCode.getWifiNetworkConfig().getSsid();
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if (!TextUtils.isEmpty(mSsid) && !mSsid.equals(ssidQrCode)) {
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mHandler.sendEmptyMessage(MESSAGE_SHOW_ERROR_MESSAGE);
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return false;
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}
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}
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// It's impossible to provision other device with ZXing Wi-Fi Network config format
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if (mIsConfiguratorMode && WifiQrCode.SCHEME_ZXING_WIFI_NETWORK_CONFIG.equals(scheme)) {
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mHandler.sendEmptyMessage(MESSAGE_SHOW_ERROR_MESSAGE);
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return false;
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}
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return true;
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}
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/**
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* This method is only called when QrCamera.ScannerCallback.isValid returns true;
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*/
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@Override
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public void handleSuccessfulResult(String qrCode) {
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switch (mWifiQrCode.getScheme()) {
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case WifiQrCode.SCHEME_DPP:
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handleWifiDpp(qrCode);
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break;
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case WifiQrCode.SCHEME_ZXING_WIFI_NETWORK_CONFIG:
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handleZxingWifiFormat(mWifiQrCode.getWifiNetworkConfig());
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break;
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default:
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// continue below
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}
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}
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private void handleWifiDpp(String uri) {
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destroyCamera();
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mDecorateView.setFocused(true);
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final Bundle bundle = new Bundle();
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bundle.putString(KEY_PUBLIC_URI, uri);
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Message message = mHandler.obtainMessage(MESSAGE_SCAN_WIFI_DPP_SUCCESS);
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message.setData(bundle);
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mHandler.sendMessageDelayed(message, SHOW_SUCCESS_SQUARE_INTERVAL);
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}
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private void handleZxingWifiFormat(WifiNetworkConfig wifiNetworkConfig) {
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destroyCamera();
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mDecorateView.setFocused(true);
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Message message = mHandler.obtainMessage(MESSAGE_SCAN_ZXING_WIFI_FORMAT_SUCCESS);
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message.obj = wifiNetworkConfig;
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mHandler.sendMessageDelayed(message, SHOW_SUCCESS_SQUARE_INTERVAL);
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}
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@Override
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public void handleCameraFailure() {
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destroyCamera();
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}
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private void initCamera(SurfaceTexture surface) {
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// Check if the camera has already created.
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if (mCamera == null) {
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mCamera = new QrCamera(getContext(), this);
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mCamera.start(surface);
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}
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}
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private void destroyCamera() {
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if (mCamera != null) {
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mCamera.stop();
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mCamera = null;
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}
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}
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public void showErrorMessage(boolean show) {
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mErrorMessage.setVisibility(show ? View.VISIBLE : View.INVISIBLE);
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if (show) {
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mHandler.removeMessages(MESSAGE_HIDE_ERROR_MESSAGE);
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mHandler.sendEmptyMessageDelayed(MESSAGE_HIDE_ERROR_MESSAGE,
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SHOW_ERROR_MESSAGE_INTERVAL);
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}
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}
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private final Handler mHandler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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switch (msg.what) {
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case MESSAGE_HIDE_ERROR_MESSAGE:
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showErrorMessage(false);
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break;
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case MESSAGE_SHOW_ERROR_MESSAGE:
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showErrorMessage(true);
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break;
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case MESSAGE_SCAN_WIFI_DPP_SUCCESS:
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if (mScanWifiDppSuccessListener == null) {
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return;
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}
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final Bundle bundle = msg.getData();
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final String uri = bundle.getString(KEY_PUBLIC_URI);
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mScanWifiDppSuccessListener.onScanWifiDppSuccess(uri);
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break;
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case MESSAGE_SCAN_ZXING_WIFI_FORMAT_SUCCESS:
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if (mScanScanZxingWifiFormatSuccessListener == null) {
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return;
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}
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mScanScanZxingWifiFormatSuccessListener.onScanZxingWifiFormatSuccess(
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(WifiNetworkConfig)msg.obj);
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break;
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default:
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return;
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}
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}
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};
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@Override
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public void onSaveInstanceState(Bundle outState) {
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outState.putBoolean(KEY_IS_CONFIGURATOR_MODE, mIsConfiguratorMode);
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super.onSaveInstanceState(outState);
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}
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}
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