Fix AlertDialog corner and color accent

- Add some attributes in Theme.AlertDialog

Change-Id: Ifb9ca98ee11f6c82cda4a576d10b5fde54f788be
Fixes: 110917586
Test: mannual

res/values/themes.xml

@@ -46,7 +46,7 @@
         <item name="preferenceBackgroundColor">@drawable/preference_background</item>
 
         <!-- For all androidx version of AlertDialogs -->
-        <item name="alertDialogTheme">@style/Theme.AppCompat.DayNight.Dialog.Alert</item>
+        <item name="alertDialogTheme">@style/Theme.AlertDialog</item>
 
         <item name="*android:lockPatternStyle">@style/LockPatternStyle.Setup</item>
 
@@ -106,11 +106,15 @@
         <item name="android:windowSoftInputMode">adjustResize</item>
     </style>
 
-    <style name="Theme.AlertDialog" parent="@*android:style/Theme.DeviceDefault.Settings.Dialog.Alert">
+    <style name="Theme.AlertDialog" parent="@style/Theme.AppCompat.DayNight.Dialog.Alert">
         <item name="android:windowSoftInputMode">adjustResize</item>
 
         <!-- Redefine the ActionBar style for contentInsetStart -->
         <item name="android:actionBarStyle">@style/Theme.ActionBar</item>
+
+        <!-- copied from Theme.DeviceDefault.Light.Dialog.Alert -->
+        <item name="colorAccent">@*android:color/accent_device_default_light</item>
+        <item name="dialogCornerRadius">@*android:dimen/config_dialogCornerRadius</item>
     </style>
 
     <style name="Theme.ConfirmDeviceCredentials" parent="Theme.SubSettings">

tests/robotests/src/com/android/settings/testutils/shadow/SettingsShadowTypedArray.java

@@ -0,0 +1,47 @@
+/*
+ * 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.testutils.shadow;
+
+import static org.robolectric.shadow.api.Shadow.directlyOn;
+
+import android.content.res.ColorStateList;
+import android.content.res.TypedArray;
+import android.graphics.Color;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.StyleableRes;
+
+import org.robolectric.annotation.Implementation;
+import org.robolectric.annotation.Implements;
+import org.robolectric.annotation.RealObject;
+import org.robolectric.shadows.ShadowTypedArray;
+
+@Implements(value = TypedArray.class, inheritImplementationMethods = true)
+public class SettingsShadowTypedArray extends ShadowTypedArray {
+
+    @RealObject
+    TypedArray realTypedArray;
+
+    @Implementation
+    @Nullable
+    public ColorStateList getColorStateList(@StyleableRes int index) {
+        if (index == com.android.internal.R.styleable.TextView_textColorLink) {
+            return ColorStateList.valueOf(Color.WHITE);
+        }
+        return directlyOn(realTypedArray, TypedArray.class).getColorStateList(index);
+    }
+}

tests/robotests/src/com/android/settings/wifi/WifiDialogActivityTest.java

@@ -17,6 +17,7 @@
 package com.android.settings.wifi;
 
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.mockito.Mockito.doReturn;
 
 import android.content.Intent;
@@ -25,6 +26,7 @@ import android.net.wifi.WifiConfiguration;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 import com.android.settings.testutils.shadow.SettingsShadowResources;
 import com.android.settings.testutils.shadow.ShadowConnectivityManager;
+import com.android.settings.testutils.shadow.SettingsShadowTypedArray;
 import com.android.settings.testutils.shadow.ShadowWifiManager;
 
 import org.junit.Before;
@@ -41,6 +43,7 @@ import org.robolectric.util.ReflectionHelpers;
 @Config(shadows = {
         SettingsShadowResources.SettingsShadowTheme.class,
         ShadowConnectivityManager.class,
+        SettingsShadowTypedArray.class,
         ShadowWifiManager.class
 }
 )