Closes #1074: Added recommended settings UI under site permissions.

app/src/main/java/org/mozilla/fenix/settings/RadioButtonPreference.kt

@@ -0,0 +1,88 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.settings
+
+import android.view.View
+import androidx.preference.PreferenceViewHolder
+import android.widget.TextView
+import android.content.Context
+import android.text.TextUtils
+import android.util.AttributeSet
+import android.widget.RadioButton
+import androidx.preference.Preference
+import org.mozilla.fenix.R
+
+class RadioButtonPreference : Preference {
+    private val radioGroups = mutableListOf<RadioButtonPreference>()
+    private lateinit var summaryView: TextView
+    private lateinit var radioButton: RadioButton
+
+    init {
+        layoutResource = R.layout.preference_widget_radiobutton
+    }
+
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs)
+
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(
+        context,
+        attrs,
+        defStyleAttr
+    )
+
+    fun addToRadioGroup(radioPreference: RadioButtonPreference) {
+        radioGroups.add(radioPreference)
+    }
+
+    override fun onBindViewHolder(holder: PreferenceViewHolder) {
+        super.onBindViewHolder(holder)
+
+        bindRadioButton(holder)
+
+        bindTitle(holder)
+
+        bindSummaryView(holder)
+
+        setOnPreferenceClickListener {
+            updateRadioValue(true)
+
+            toggleRadioGroups()
+            true
+        }
+    }
+
+    private fun updateRadioValue(isChecked: Boolean) {
+        persistBoolean(isChecked)
+        radioButton.isChecked = isChecked
+    }
+
+    private fun bindRadioButton(holder: PreferenceViewHolder) {
+        radioButton = holder.findViewById(R.id.radio_button) as RadioButton
+        radioButton.isChecked = getPersistedBoolean(false)
+    }
+
+    private fun toggleRadioGroups() {
+        if (radioButton.isChecked) {
+            radioGroups.forEach { it.updateRadioValue(false) }
+        }
+    }
+
+    private fun bindTitle(holder: PreferenceViewHolder) {
+        val titleView = holder.findViewById(R.id.title) as TextView
+
+        if (!TextUtils.isEmpty(title)) {
+            titleView.text = title
+        }
+    }
+
+    private fun bindSummaryView(holder: PreferenceViewHolder) {
+        summaryView = holder.findViewById(R.id.widget_summary) as TextView
+        if (!TextUtils.isEmpty(summary)) {
+            summaryView.text = summary
+            summaryView.visibility = View.VISIBLE
+        } else {
+            summaryView.visibility = View.GONE
+        }
+    }
+}

app/src/main/java/org/mozilla/fenix/settings/SitePermissionsFragment.kt

@@ -20,4 +20,19 @@ class SitePermissionsFragment : PreferenceFragmentCompat() {
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
         setPreferencesFromResource(R.xml.site_permissions_preferences, rootKey)
     }
+
+    private fun setupPreferences() {
+        val keyRecommendSettings = getString(R.string.pref_key_recommended_settings)
+        val keyCustomSettings = getString(R.string.pref_key_custom_settings)
+        val radioRecommendSettings: RadioButtonPreference = requireNotNull(findPreference(keyRecommendSettings))
+        val radioCustomSettings: RadioButtonPreference = requireNotNull(findPreference(keyCustomSettings))
+
+        radioRecommendSettings.addToRadioGroup(radioCustomSettings)
+        radioCustomSettings.addToRadioGroup(radioRecommendSettings)
+    }
+
+    override fun onResume() {
+        super.onResume()
+        setupPreferences()
+    }
 }

app/src/main/res/drawable/ic_energy.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24">
+    <path
+            android:pathData="M11.026,22.133l7.282,-11.994c0.215,-0.354 0.102,-0.815 -0.252,-1.03 -0.117,-0.071 -0.252,-0.109 -0.389,-0.109H13l0.436,-6.987c0.01,-0.138 -0.096,-0.257 -0.233,-0.266 -0.093,-0.005 -0.181,0.04 -0.23,0.12L5.691,13.861c-0.215,0.354 -0.102,0.815 0.252,1.03 0.118,0.071 0.252,0.109 0.39,0.109H11l-0.437,6.987c-0.009,0.138 0.096,0.257 0.234,0.266 0.093,0.005 0.181,-0.04 0.23,-0.12z"
+            android:fillColor="?attr/iconColor"/>
+</vector>

app/src/main/res/layout/preference_widget_radiobutton.xml

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+<LinearLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:id="@+id/relativeLayout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:paddingTop="@dimen/radio_button_preference_vertical"
+        android:paddingStart="@dimen/radio_button_preference_horizontal"
+        android:paddingEnd="@dimen/radio_button_preference_horizontal"
+        android:paddingBottom="@dimen/radio_button_preference_vertical"
+        android:baselineAligned="false">
+
+    <LinearLayout android:layout_width="wrap_content"
+                  android:layout_height="wrap_content"
+                  android:orientation="vertical">
+
+        <RadioButton
+                android:id="@+id/radio_button"
+                android:layout_width="match_parent"
+                android:layout_height="@dimen/radio_button_preference_height"
+                android:background="@android:color/transparent"
+                android:layout_gravity="start"
+                android:button="@null"
+                android:clickable="false"
+                android:drawableStart="?android:attr/listChoiceIndicatorSingle"
+                android:drawablePadding="@dimen/radio_button_preference_drawable_padding"/>
+
+    </LinearLayout>
+
+    <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+        <TextView
+                android:id="@+id/title"
+                android:layout_width="match_parent"
+                android:gravity="center|start"
+                android:layout_height="@dimen/radio_button_preference_height"
+                tools:text="Use recommended settings"
+                android:textAppearance="?android:attr/textAppearanceListItem"/>
+
+        <TextView xmlns:android="http://schemas.android.com/apk/res/android"
+                  android:id="@+id/widget_summary"
+                  android:layout_width="match_parent"
+                  android:layout_height="wrap_content"
+                  android:textAppearance="?android:attr/textAppearanceSmall"
+                  android:textColor="?android:attr/textColorSecondary"
+                  tools:text="@string/preference_recommended_settings_summary"/>
+
+    </LinearLayout>
+
+</LinearLayout>

app/src/main/res/values/dimens.xml

@@ -22,4 +22,8 @@
     <dimen name="radio_button_drawable_padding">32dp</dimen>
     <dimen name="radio_button_padding_horizontal">16dp</dimen>
     <dimen name="radio_button_padding_vertical">12dp</dimen>
+    <dimen name="radio_button_preference_height">48dp</dimen>
+    <dimen name="radio_button_preference_horizontal">16dp</dimen>
+    <dimen name="radio_button_preference_drawable_padding">16dp</dimen>
+    <dimen name="radio_button_preference_vertical">12dp</dimen>
 </resources>

app/src/main/res/values/preference_keys.xml

@@ -37,4 +37,10 @@
     <string name="pref_key_show_search_suggestions" translatable="false">pref_key_show_search_suggestions</string>
 
     <string name = "pref_key_bounce_quick_action" translatable="false">pref_key_bounce_quick_action</string>
+    <!-- Site Permissions Settings -->
+    <string name="pref_key_optimize" translatable="false">pref_key_optimize</string>
+    <string name="pref_key_show_site_exceptions" translatable="false">pref_key_show_site_exceptions</string>
+    <string name="pref_key_recommended_settings" translatable="false">pref_key_recommended_settings</string>
+    <string name="pref_key_custom_settings" translatable="false">pref_key_custom_settings</string>
+
 </resources>

app/src/main/res/values/strings.xml

@@ -120,6 +120,20 @@
     <!-- Preference for account settings -->
     <string name="preferences_account_settings">Account Settings</string>
 
+    <!-- Site Permissions Preferences -->
+    <!-- Preference for reducing image sizes, bandwidth and platform-level optimizations -->
+    <string name="preference_optimize">Optimize</string>
+    <!-- Label summary to explain how the optimize preference works -->
+    <string name="preference_optimize_summary">Lower image quality, throttle streaming bandwidth, and platform-level optimizations</string>
+    <!-- Preference for showing a list of websites that the default configurations won't apply to them -->
+    <string name="preference_exceptions">Exceptions</string>
+    <!-- Preference for applying recommend rules to all sites -->
+    <string name="preference_recommended_settings">Use recommended settings</string>
+    <!-- Label summary to explain how the recommended settings work -->
+    <string name="preference_recommended_settings_summary"><b>Blocked</b>\n Ads, autoplay sound and video (block playing media with sound), cookies (block third-party trackers cookies), trackers (allow some trackers), pop-up, website redirects. \n\n <b>Ask to allow</b> \n Camera, location, microphone and notification. \n\n <b>Allowed</b> \n DRM audio and video, JavaScript, cache and site data, images.</string>
+    <!-- Preference for applying custom rules to all sites -->
+    <string name="preference_custom_settings">Use custom settings</string>
+
     <!-- Account Preferences -->
     <!-- Preference for triggering sync -->
     <string name="preferences_sync_now">Sync now</string>

app/src/main/res/xml/site_permissions_preferences.xml

@@ -2,6 +2,30 @@
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+                                      xmlns:app="http://schemas.android.com/apk/res-auto">
 
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-</PreferenceScreen>
+    <androidx.preference.SwitchPreference
+            android:icon="@drawable/ic_energy"
+            android:key="@string/pref_key_optimize"
+            android:title="@string/preference_optimize"
+            android:summary="@string/preference_optimize_summary"
+            android:defaultValue="false"/>
+
+    <androidx.preference.Preference
+            android:icon="@drawable/ic_internet"
+            android:key="@string/pref_key_show_site_exceptions"
+            android:title="@string/preference_exceptions"/>
+
+    <org.mozilla.fenix.settings.RadioButtonPreference
+            android:key="@string/pref_key_recommended_settings"
+            android:title="@string/preference_recommended_settings"
+            android:summary="@string/preference_recommended_settings_summary"
+            android:defaultValue="false"/>
+
+    <org.mozilla.fenix.settings.RadioButtonPreference
+            android:key="@string/pref_key_custom_settings"
+            android:title="@string/preference_custom_settings"
+            android:defaultValue="false"/>
+
+</androidx.preference.PreferenceScreen>