Merge "Add default phone app to system settings"

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

@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2015 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.applications;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.os.UserManager;
+import android.telecom.DefaultDialerManager;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+
+import com.android.settings.AppListPreference;
+
+import java.util.List;
+import java.util.Objects;
+
+public class DefaultDialerPreference extends AppListPreference {
+
+    public DefaultDialerPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        if (isAvailable(context)) {
+            loadDialerApps();
+        }
+    }
+
+    @Override
+    protected boolean persistString(String value) {
+        if (!TextUtils.isEmpty(value) && !Objects.equals(value, getDefaultPackage())) {
+            DefaultDialerManager.setDefaultPhoneApplication(getContext(), value);
+        }
+        setSummary(getEntry());
+        return true;
+    }
+
+    private void loadDialerApps() {
+        List<ComponentName> dialerComponents =
+                DefaultDialerManager.getInstalledDialerApplications(getContext());
+
+        final String[] dialers = new String[dialerComponents.size()];
+        for (int i = 0; i < dialerComponents.size(); i++) {
+            dialers[i] = dialerComponents.get(i).getPackageName();
+        }
+        setPackageNames(dialers, getDefaultPackage());
+    }
+
+    private String getDefaultPackage() {
+        ComponentName appName = DefaultDialerManager.getDefaultDialerApplication(getContext());
+        if (appName != null) {
+            return appName.getPackageName();
+        }
+        return null;
+    }
+
+    public static boolean isAvailable(Context context) {
+        final TelephonyManager tm =
+                (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+        if (!tm.isVoiceCapable()) {
+            return false;
+        }
+
+        final UserManager um =
+                (UserManager) context.getSystemService(Context.USER_SERVICE);
+        return !um.hasUserRestriction(UserManager.DISALLOW_OUTGOING_CALLS);
+    }
+}

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

@@ -26,6 +26,7 @@ import android.os.UserHandle;
 import android.os.UserManager;
 import android.preference.Preference;
 import android.provider.SearchIndexableResource;
+import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
@@ -47,8 +48,9 @@ public class ManageDefaultApps extends SettingsPreferenceFragment
     private static final String TAG = ManageDefaultApps.class.getSimpleName();
 
     private static final String KEY_DEFAULT_BROWSER = "default_browser";
-    private static final String KEY_SMS_APPLICATION = "default_sms_app";
+    private static final String KEY_DEFAULT_DIALER = "default_dialer";
     private static final String KEY_DEFAULT_EMERGENCY_APP = "default_emergency_app";
+    private static final String KEY_SMS_APPLICATION = "default_sms_app";
 
     private DefaultBrowserPreference mDefaultBrowserPreference;
     private PackageManager mPm;
@@ -84,6 +86,10 @@ public class ManageDefaultApps extends SettingsPreferenceFragment
             removePreference(KEY_SMS_APPLICATION);
         }
 
+        if (!DefaultDialerPreference.isAvailable(getActivity())) {
+            removePreference(KEY_DEFAULT_DIALER);
+        }
+
         if (!DefaultEmergencyPreference.isAvailable(getActivity())) {
             removePreference(KEY_DEFAULT_EMERGENCY_APP);
         }