Use multiple actions to launch Wi-Fi DPP configurator with different mode.

Bug: 118797380
Bug: 118794858
Test: atest WifiDppConfiguratorActivityTest
      atest WifiDppQrCodeScannerFragmentTest
      atest atest RunSettingsRoboTests

Change-Id: I96aba3c5e3d57c89d6948d3bf3dd85f29f705778

src/com/android/settings/wifi/dpp/WifiDppUtils.java

@@ -0,0 +1,57 @@
+/*
+ * 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.content.Intent;
+
+/**
+ * Here are the items shared by both WifiDppConfiguratorActivity & WifiDppEnrolleeActivity
+ */
+public class WifiDppUtils {
+    /** The data is from {@code com.android.settingslib.wifi.AccessPoint.securityToString} */
+    public static final String EXTRA_WIFI_SECURITY = "security";
+
+    /** The data corresponding to {@code WifiConfiguration} SSID */
+    public static final String EXTRA_WIFI_SSID = "ssid";
+
+    /** The data corresponding to {@code WifiConfiguration} preSharedKey */
+    public static final String EXTRA_WIFI_PRE_SHARED_KEY = "preSharedKey";
+
+    /** The data corresponding to {@code WifiConfiguration} hiddenSSID */
+    public static final String EXTRA_WIFI_HIDDEN_SSID = "hiddenSsid";
+
+    /**
+     * Acceptable QR code string may be a standard W-Fi DPP bootstrapping information or the Wi-Fi
+     * Network config format described in
+     * https://github.com/zxing/zxing/wiki/Barcode-Contents#wi-fi-network-config-android-ios-11
+     *
+     * Wi-Fi Network config format example:
+     *
+     *     WIFI:T:WPA;S:mynetwork;P:mypass;;
+     *
+     * parameter Example    Description
+     * T         WPA        Authentication type; can be WEP or WPA, or 'nopass' for no password. Or,
+     *                      omit for no password.
+     * S         mynetwork  Network SSID. Required. Enclose in double quotes if it is an ASCII name,
+     *                      but could be interpreted as hex (i.e. "ABCD")
+     * P         mypass     Password, ignored if T is "nopass" (in which case it may be omitted).
+     *                      Enclose in double quotes if it is an ASCII name, but could be interpreted as
+     *                      hex (i.e. "ABCD")
+     * H         true       Optional. True if the network SSID is hidden.
+     */
+    public static final String EXTRA_QR_CODE = "qrCode";
+}