Fixes instant apps on the Opening links screen

Updates strings to the correct values.

Adds the Instant apps account preference, which launches the
instant apps accounts chooser.

Test: manual test of the settings screen.
Bug: 36514506
Change-Id: I876d0d242bf40a379a3737bc6422e2835fc17839

res/values/strings.xml

@@ -8413,14 +8413,16 @@
     <string name="automatic_storage_manager_freed_bytes"><xliff:g id="size" example="3.25MB">%1$s</xliff:g> total made available\n\nLast ran on <xliff:g id="date" example="Jan 12">%2$s</xliff:g></string>
 
     <!-- Title text for enabling web actions. [CHAR_LIMIT=60] -->
-    <string name="web_action_enable_title">Open links in apps</string>
+    <string name="web_action_enable_title">Instant apps</string>
 
     <!-- Summary text for enabling web actions. [CHAR_LIMIT=250] -->
-    <string name="web_action_enable_summary">Open links in supported apps, even if the
+    <string name="web_action_enable_summary">Open links in apps, even if they’re not installed</string>
-      apps aren’t installed on your device</string>
 
     <!-- Section title for the Web Action preference [CHAR LIMIT=60] -->
-    <string name="web_action_section_title">Apps not installed</string>
+    <string name="web_action_section_title">Instant apps</string>
+
+    <!-- Preference label for an tappable preference that will open the account chooser for instant apps. [CHAR LIMIT=60] -->
+    <string name="instant_apps_account">Instant apps account</string>
 
     <!-- Section title for the Domain URL app preference list [CHAR LIMIT=60]-->
     <string name="domain_url_section_title">Installed apps</string>

src/com/android/settings/applications/ManageDomainUrls.java

@@ -15,7 +15,9 @@
 package com.android.settings.applications;
 
 import android.app.Application;
+import android.content.ComponentName;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.os.UserHandle;
@@ -55,6 +57,7 @@ public class ManageDomainUrls extends SettingsPreferenceFragment
     private ApplicationsState.Session mSession;
     private PreferenceGroup mDomainAppList;
     private SwitchPreference mWebAction;
+    private Preference mInstantAppAccountPreference;
 
     @Override
     public void onCreate(Bundle icicle) {
@@ -126,6 +129,26 @@ public class ManageDomainUrls extends SettingsPreferenceFragment
                 mWebAction.setOnPreferenceChangeListener(this);
                 webActionCategory.addPreference(mWebAction);
 
+                // Determine whether we should show the instant apps account chooser setting
+                ComponentName instantAppSettingsComponent = getActivity().getPackageManager()
+                        .getInstantAppResolverSettingsComponent();
+                Intent instantAppSettingsIntent = null;
+                if (instantAppSettingsComponent != null) {
+                    instantAppSettingsIntent =
+                            new Intent().setComponent(instantAppSettingsComponent);
+                }
+                if (instantAppSettingsIntent != null) {
+                    final Intent launchIntent = instantAppSettingsIntent;
+                    // TODO: Make this button actually launch the account chooser.
+                    mInstantAppAccountPreference = new Preference(getPrefContext());
+                    mInstantAppAccountPreference.setTitle(R.string.instant_apps_account);
+                    mInstantAppAccountPreference.setOnPreferenceClickListener(pref -> {
+                        startActivity(launchIntent);
+                        return true;
+                    });
+                    webActionCategory.addPreference(mInstantAppAccountPreference);
+                }
+
                 // list to manage link handling per app
                 mDomainAppList = new PreferenceCategory(getPrefContext());
                 mDomainAppList.setTitle(R.string.domain_url_section_title);
@@ -138,9 +161,11 @@ public class ManageDomainUrls extends SettingsPreferenceFragment
     @Override
     public boolean onPreferenceChange(Preference preference, Object newValue) {
         if (preference == mWebAction) {
-            final int enabled = (boolean) newValue ? 1 : 0;
+            boolean checked = (boolean) newValue;
             Settings.Secure.putInt(
-                    getContentResolver(), Settings.Secure.WEB_ACTION_ENABLED, enabled);
+                    getContentResolver(),
+                    Settings.Secure.WEB_ACTION_ENABLED, checked ? 1 : 0);
+            mWebAction.setChecked(checked);
             return true;
         }
         return false;