Move VoLTE changes to PhoneCommon

While porting VoLTE support from DialerNext to AOSP Dialer, some of
the relevant changes are moved to PhoneCommon.

Change-Id: Id18fe4743af5df133069e889c817937d7847c3b6
Issue-Id: DIALER-720

11 files changed, 314 insertions, 34 deletions

diff --git a/res/drawable/ic_volte.xml b/res/drawable/ic_volte.xml
new file mode 100644
index 0000000..593f1b8
--- /dev/null
+++ b/res/drawable/ic_volte.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="29dp"
+    android:height="11dp"
+    android:viewportWidth="29"
+    android:viewportHeight="9">
+
+    <group
+        android:translateX="-13.000000"
+        android:translateY="-308.000000">
+        <group
+            android:translateX="12.000000"
+            android:translateY="281.000000">
+            <group
+                android:translateY="22.000000">
+                <path
+                    android:fillColor="#FFFFFF"
+                    android:fillAlpha="0"
+                    android:pathData="M 0 0 H 30 V 18 H 0 V 0 Z" />
+                <path
+                    android:fillColor="#B2A8A5"
+                    android:fillAlpha="0.8"
+                    android:strokeAlpha="0.8"
+                    android:pathData="M4.02246094,11.046875 L6.20019531,5.890625 L8.11425781,5.890625 L4.67675781,13
+                    L2.85058594,13 L1.65917969,5.890625 L3.46582031,5.890625 L4.02246094,11.046875 Z
+                    M7.43554687,10.34375 C7.47786479,9.96288872 7.57307869,9.60481938
+                    7.72119141,9.26953125 C7.86930413,8.93424312 8.06461467,8.64290488
+                    8.30712891,8.39550781 C8.54964314,8.14811074 8.83447102,7.95442778
+                    9.16162109,7.81445312 C9.48877117,7.67447847 9.85579224,7.60937495
+                    10.2626953,7.61914062 C10.6468118,7.62565107 10.9796535,7.70133391
+                    11.2612305,7.84619141 C11.5428074,7.9910489 11.7731111,8.18554565
+                    11.9521484,8.4296875 C12.1311858,8.67382935 12.2565101,8.95621584
+                    12.328125,9.27685547 C12.3997399,9.59749509 12.4176434,9.93684717
+                    12.3818359,10.2949219 L12.3720703,10.4023438 C12.3264972,10.783205
+                    12.2288419,11.1396468 12.0791016,11.4716797 C11.9293612,11.8037126
+                    11.7332369,12.0917957 11.4907227,12.3359375 C11.2482084,12.5800793
+                    10.9625667,12.7705071 10.6337891,12.9072266 C10.3050114,13.043946
+                    9.94043169,13.1074219 9.54003906,13.0976562 C9.15917778,13.0911458
+                    8.82714985,13.0162768 8.54394531,12.8730469 C8.26074077,12.729817
+                    8.03043708,12.5377616 7.85302734,12.296875 C7.6756176,12.0559884
+                    7.55029333,11.7768571 7.47705078,11.4594727 C7.40380823,11.1420883
+                    7.38509097,10.8043638 7.42089844,10.4462891 L7.43554687,10.34375 Z
+                    M9.02734375,10.4462891 C9.01432285,10.5797533 9.00537112,10.7254224
+                    9.00048828,10.8833008 C8.99560544,11.0411792 9.01106753,11.1901035
+                    9.046875,11.3300781 C9.08268247,11.4700528 9.14697219,11.5880529
+                    9.23974609,11.684082 C9.33252,11.7801112 9.47005117,11.8313802
+                    9.65234375,11.8378906 C9.84765723,11.8444011 10.0120436,11.8028976
+                    10.1455078,11.7133789 C10.278972,11.6238602 10.3888342,11.5083015
+                    10.4750977,11.3666992 C10.5613611,11.2250969 10.6264646,11.0680347
+                    10.6704102,10.8955078 C10.7143557,10.7229809 10.7460937,10.5585945
+                    10.765625,10.4023438 L10.7753906,10.2998047 C10.7819011,10.2119136
+                    10.7884114,10.1166997 10.7949219,10.0141602 C10.8014323,9.91162058
+                    10.8014323,9.80908254 10.7949219,9.70654297 C10.7884114,9.60400339
+                    10.7737631,9.50390674 10.7509766,9.40625 C10.72819,9.30859326
+                    10.6923831,9.22151731 10.6435547,9.14501953 C10.5947263,9.06852175
+                    10.5296228,9.00667341 10.4482422,8.95947266 C10.3668616,8.9122719
+                    10.2659511,8.88704429 10.1455078,8.88378906 C9.95019434,8.87727861
+                    9.78580796,8.92040969 9.65234375,9.01318359 C9.51887954,9.1059575
+                    9.40983115,9.22477141 9.32519531,9.36962891 C9.24055947,9.5144864
+                    9.17626975,9.67399001 9.13232422,9.84814453 C9.08837869,10.022299
+                    9.05664072,10.1874992 9.03710938,10.34375 L9.02734375,10.4462891 Z
+                    M14.6376953,11.6816406 L17.5332031,11.6816406 L17.3037109,13 L12.7382812,13
+                    L13.96875,5.890625 L15.6435547,5.890625 L14.6376953,11.6816406 Z
+                    M23.4707031,7.21386719 L21.4003906,7.21386719 L20.3994141,13 L18.7246094,13
+                    L19.7304688,7.21386719 L17.6943359,7.21386719 L17.9287109,5.890625
+                    L23.7001953,5.890625 L23.4707031,7.21386719 Z M28.0166016,9.98730469
+                    L25.4042969,9.98730469 L25.1064453,11.6816406 L28.1972656,11.6816406
+                    L27.9677734,13 L23.2070312,13 L24.4375,5.890625 L29.2080078,5.890625
+                    L28.9785156,7.21386719 L25.8828125,7.21386719 L25.6191406,8.71289062
+                    L28.2363281,8.71289062 L28.0166016,9.98730469 Z" />
+            </group>
+        </group>
+    </group>
+</vector>
diff --git a/res/layout/call_method_multiple_providers.xml b/res/layout/call_method_multiple_providers.xml
new file mode 100644
index 0000000..c7373c0
--- /dev/null
+++ b/res/layout/call_method_multiple_providers.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<!-- Sim card selection and VoLTE annunciator. This entire vertical layout
+ goes away if neither are displayed. -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/call_method_multiple_providers"
+    android:layout_width="wrap_content"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:visibility="visible" >
+
+    <!-- Call method spinner. Visible if there is more than one call
+         method available (e.g. multiple sims or sim + Skype) -->
+    <Spinner
+        android:id="@+id/call_method_spinner"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:dropDownWidth="wrap_content"
+        android:background="@drawable/btn_dialpad_key"
+        android:gravity="center_vertical"
+        android:paddingStart="@dimen/call_method_spinner_padding_start"
+        android:paddingEnd="@dimen/dialpad_digits_padding"  />
+
+</LinearLayout>
diff --git a/res/layout/call_method_spinner_dropdown_item.xml b/res/layout/call_method_spinner_dropdown_item.xml
index 02ca7fd..dc3d7b1 100644
--- a/res/layout/call_method_spinner_dropdown_item.xml
+++ b/res/layout/call_method_spinner_dropdown_item.xml
@@ -16,16 +16,32 @@
 <LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:orientation="horizontal"
-    android:layout_width="match_parent"
+    android:layout_width="@dimen/call_method_spinner_dropdown_item_width"
     android:layout_height="@dimen/dialpad_digits_height"
     android:paddingStart="@dimen/call_method_spinner_item_default_padding"
     android:paddingEnd="@dimen/call_method_spinner_item_default_padding">
 
-    <ImageView
-        android:id="@+id/call_method_spinner_item_image"
-        android:layout_width="@dimen/call_method_spinner_icon_size"
-        android:layout_height="@dimen/call_method_spinner_icon_size"
-        android:layout_gravity="center_vertical" />
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical">
+
+        <ImageView
+            android:id="@+id/call_method_spinner_item_image"
+            android:layout_width="@dimen/call_method_spinner_icon_size"
+            android:layout_height="@dimen/call_method_spinner_icon_size"
+            android:layout_gravity="center_horizontal" />
+
+        <!-- VoLTE annunciator. Carriers may customize this annunciator
+         by overlaying the ic_volte.xml drawable. -->
+        <ImageView
+            android:id="@+id/call_method_spinner_volte_image"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:src="@drawable/ic_volte"
+            android:layout_gravity="center_horizontal" />
+    </LinearLayout>
 
     <TextView
         android:id="@+id/call_method_spinner_item_text"
diff --git a/res/layout/call_method_spinner_item.xml b/res/layout/call_method_spinner_item.xml
index a361306..83f9068 100644
--- a/res/layout/call_method_spinner_item.xml
+++ b/res/layout/call_method_spinner_item.xml
@@ -20,15 +20,31 @@
     android:layout_height="match_parent"
     android:paddingStart="@dimen/call_method_spinner_item_default_padding" >
 
-    <ImageView
-        android:id="@+id/call_method_spinner_item_image"
-        android:layout_width="@dimen/call_method_spinner_icon_size"
-        android:layout_height="@dimen/call_method_spinner_icon_size"
-        android:layout_gravity="center_vertical" />
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical">
+
+        <ImageView
+            android:id="@+id/call_method_spinner_item_image"
+            android:layout_width="@dimen/call_method_spinner_icon_size"
+            android:layout_height="@dimen/call_method_spinner_icon_size"
+            android:layout_gravity="center_horizontal" />
+
+        <!-- VoLTE annunciator. Carriers may customize this annunciator
+         by overlaying the ic_volte.xml drawable. -->
+        <ImageView
+            android:id="@+id/call_method_spinner_volte_image"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:src="@drawable/ic_volte"
+            android:layout_gravity="center_horizontal" />
+    </LinearLayout>
 
     <ImageView
         android:id="@+id/call_method_spinner_drop_down_arrow"
-        android:layout_width="wrap_content"
+        android:layout_width="@dimen/call_method_spinner_arrow_width"
         android:layout_height="wrap_content"
         android:paddingStart="@dimen/call_method_spinner_item_secondary_padding"
         android:paddingEnd="@dimen/call_method_spinner_item_secondary_padding"
diff --git a/res/layout/dialer_volte_label.xml b/res/layout/dialer_volte_label.xml
new file mode 100644
index 0000000..461af18
--- /dev/null
+++ b/res/layout/dialer_volte_label.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<!-- Sim card selection and VoLTE annunciator. This entire vertical layout
+ goes away if neither are displayed. -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/call_method_volte_single_provider"
+    android:layout_width="wrap_content"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <!-- VoLTE annunciator. Visible or gone depending on whether
+         VoLTE is in use. Carriers may customize this annunciator
+         by overlaying the ic_volte.xml drawable. -->
+    <ImageView
+        android:layout_width="wrap_content"
+        android:layout_height="fill_parent"
+        android:src="@drawable/ic_volte"
+        android:paddingStart ="@dimen/volte_padding_start"
+        android:layout_gravity="center_horizontal" />
+
+</LinearLayout>
diff --git a/res/layout/dialpad_view_unthemed.xml b/res/layout/dialpad_view_unthemed.xml
index 7ff0280..3ac2f55 100644
--- a/res/layout/dialpad_view_unthemed.xml
+++ b/res/layout/dialpad_view_unthemed.xml
@@ -107,18 +107,12 @@
             android:gravity="center"
             android:visibility="invisible" />
 
-        <Spinner
-            android:id="@+id/call_method_spinner"
-            android:layout_width="wrap_content"
-            android:layout_height="match_parent"
-            android:dropDownWidth="wrap_content"
-            android:background="@drawable/btn_dialpad_key"
-            android:gravity="center_vertical"
-            android:paddingStart="@dimen/call_method_spinner_padding_start"
-            android:paddingEnd="@dimen/dialpad_digits_padding"  />
+        <!-- Sim card selection and VoLTE annunciator. -->
+        <include layout="@layout/dialer_volte_label" />
+        <include layout="@layout/call_method_multiple_providers" />
 
         <view class="com.android.phone.common.dialpad.DigitsEditText"
-            xmlns:ex="http://schemas.android.com/apk/res-auto"
+            xmlns:ex="http://schemas.android.com/apk/res-autos"
             android:id="@+id/digits"
             android:layout_width="0dp"
             android:layout_height="match_parent"
diff --git a/res/values/cm_dimens.xml b/res/values/cm_dimens.xml
index 64968eb..1749454 100644
--- a/res/values/cm_dimens.xml
+++ b/res/values/cm_dimens.xml
@@ -29,6 +29,10 @@
     <dimen name="call_method_spinner_item_text_left_margin">16dp</dimen>
     <dimen name="call_method_spinner_dropdown_item_width">134dp</dimen>
     <dimen name="call_method_spinner_icon_size">24dp</dimen>
+    <dimen name="call_method_spinner_arrow_width">24dp</dimen>
 
     <dimen name="dialpad_credits_padding">14dp</dimen>
+
+    <!-- Dimensions for VoLTE annunciator -->
+    <dimen name="volte_padding_start">11dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/res/values/cm_strings.xml b/res/values/cm_strings.xml
index 8a61ea4..e2934dd 100644
--- a/res/values/cm_strings.xml
+++ b/res/values/cm_strings.xml
@@ -30,4 +30,7 @@
 
      <!-- InCall Sign in button -->
     <string name="sign_in_credit_banner_text">SIGN IN</string>
+
+    <string name="call_method_spinner_volte_drop_down_tag">Spinner Volte Drop Down Tag</string>
+    <string name="call_method_spinner_drop_down_tag">Spinner Drop Down Tag</string>
 </resources>
diff --git a/src-ambient/incall/CallMethodSpinnerAdapter.java b/src-ambient/incall/CallMethodSpinnerAdapter.java
index 2a6f387..c3a61d3 100644
--- a/src-ambient/incall/CallMethodSpinnerAdapter.java
+++ b/src-ambient/incall/CallMethodSpinnerAdapter.java
@@ -30,6 +30,7 @@ import android.widget.SpinnerAdapter;
 import android.widget.TextView;
 
 import com.android.phone.common.R;
+import com.android.phone.common.util.VolteUtils;
 
 import java.util.Collection;
 import java.util.HashMap;
@@ -45,11 +46,14 @@ public class CallMethodSpinnerAdapter extends ArrayAdapter<CallMethodInfo>
 
     private final Context mContext;
     private Map<String, Integer> mComponentMap;
+    private boolean mShowVolte = false;
 
-    public CallMethodSpinnerAdapter(Context context, List<CallMethodInfo> objects) {
+    public CallMethodSpinnerAdapter(Context context, List<CallMethodInfo> objects, boolean
+            showVolte) {
         super(context, 0, objects);
         mContext = context.getApplicationContext();
         processCallMethods(objects);
+        mShowVolte = showVolte;
     }
 
     /**
@@ -114,11 +118,29 @@ public class CallMethodSpinnerAdapter extends ArrayAdapter<CallMethodInfo>
     @Override
     public View getView(int position, View convertView, ViewGroup parent) {
         CallMethodInfo callMethodInfo = getItem(position);
-        if (convertView == null) {
-            convertView = LayoutInflater.from(mContext)
-                    .inflate(R.layout.call_method_spinner_item, parent, false);
-        }
+        boolean volteInUse = (callMethodInfo.mSubId > 0) &&
+                VolteUtils.isVolteInUse(mContext, callMethodInfo.mSubId);
 
+        SpinnerItemViewHolder holder = null;
+        // Note: if mVolteInUse changes, it invalidates cached views
+        if (convertView == null || (holder = (SpinnerItemViewHolder)convertView.getTag()) == null
+                || holder.volteInUse != volteInUse)
+        {
+            convertView = LayoutInflater.from(mContext).inflate(R.layout
+                    .call_method_spinner_item, parent, false);
+            if (holder == null) holder = new SpinnerItemViewHolder();
+            convertView.setTag(holder);
+            holder.volteInUse = volteInUse;
+            holder.callTypeIcon = (ImageView) convertView.findViewById(R.id
+                    .call_method_spinner_item_image);
+            holder.volteIcon = (ImageView) convertView.findViewById(R.id
+                    .call_method_spinner_volte_image);
+        }
+        if (mShowVolte && volteInUse) {
+            holder.volteIcon.setVisibility(View.VISIBLE);
+        } else {
+            holder.volteIcon.setVisibility(View.GONE);
+        }
         setIcon(convertView, callMethodInfo);
 
         return convertView;
@@ -140,15 +162,33 @@ public class CallMethodSpinnerAdapter extends ArrayAdapter<CallMethodInfo>
     @Override
     public View getDropDownView(int position, View convertView, ViewGroup parent) {
         CallMethodInfo callMethodInfo = getItem(position);
-        if (convertView == null) {
-            convertView = LayoutInflater.from(mContext)
-                    .inflate(R.layout.call_method_spinner_dropdown_item, parent, false);
-        }
+        boolean volteInUse = (callMethodInfo.mSubId > 0) &&
+                VolteUtils.isVolteInUse(mContext, callMethodInfo.mSubId);
 
+        SpinnerDropDownItemViewHolder holder = null;
+        int tag = volteInUse ? R.string.call_method_spinner_volte_drop_down_tag :
+                R.string.call_method_spinner_drop_down_tag;
+        if (convertView == null || (holder = (SpinnerDropDownItemViewHolder) convertView.getTag
+                (tag)) == null) {
+            int resId = R.layout.call_method_spinner_dropdown_item;
+            convertView = LayoutInflater.from(mContext).inflate(resId, parent, false);
+            holder = new SpinnerDropDownItemViewHolder();
+            holder.volteInUse = volteInUse;
+            holder.callTypeIcon = (ImageView) convertView.findViewById(R.id
+                    .call_method_spinner_item_image);
+            holder.volteIcon = (ImageView) convertView.findViewById(R.id
+                    .call_method_spinner_volte_image);
+            holder.textView = (TextView) convertView.findViewById(R.id
+                    .call_method_spinner_item_text);
+            convertView.setTag(tag, holder);
+        }
+        if (mShowVolte && volteInUse) {
+            holder.volteIcon.setVisibility(View.VISIBLE);
+        } else {
+            holder.volteIcon.setVisibility(View.GONE);
+        }
         setIcon(convertView, callMethodInfo);
-
-        TextView text=(TextView) convertView.findViewById(R.id.call_method_spinner_item_text);
-        text.setText(callMethodInfo.mName);
+        holder.textView.setText(callMethodInfo.mName);
 
         return convertView;
     }
@@ -247,4 +287,17 @@ public class CallMethodSpinnerAdapter extends ArrayAdapter<CallMethodInfo>
         }
         return String.valueOf(info.hashCode());
     }
+
+    private static class SpinnerItemViewHolder {
+        ImageView callTypeIcon;
+        ImageView volteIcon;
+        boolean volteInUse;
+    }
+
+    private static class SpinnerDropDownItemViewHolder {
+        ImageView callTypeIcon;
+        ImageView volteIcon;
+        TextView textView;
+        boolean volteInUse;
+    }
 }
diff --git a/src/com/android/phone/common/dialpad/DialpadView.java b/src/com/android/phone/common/dialpad/DialpadView.java
index 2b44b0d..8a4aacc 100644
--- a/src/com/android/phone/common/dialpad/DialpadView.java
+++ b/src/com/android/phone/common/dialpad/DialpadView.java
@@ -71,6 +71,7 @@ public class DialpadView extends LinearLayout {
     private View mOverflowMenuButton;
     private ColorStateList mRippleColor;
     private Spinner mCallMethodSpinner;
+    private View mVolteLabel;
 
     private ViewGroup mRateContainer;
     private TextView mIldCountry;
@@ -121,6 +122,7 @@ public class DialpadView extends LinearLayout {
         mIldCountry = (TextView) mRateContainer.findViewById(R.id.ild_country);
         mIldRate = (TextView) mRateContainer.findViewById(R.id.ild_rate);
         mCallMethodSpinner = (Spinner) findViewById(R.id.call_method_spinner);
+        mVolteLabel = findViewById(R.id.call_method_volte_single_provider);
 
         AccessibilityManager accessibilityManager = (AccessibilityManager)
                 getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
@@ -333,6 +335,8 @@ public class DialpadView extends LinearLayout {
 
     public Spinner getCallMethodSpinner() { return mCallMethodSpinner; }
 
+    public View getVolteLabel() { return mVolteLabel; }
+
     public View getOverflowMenuButton() {
         return mOverflowMenuButton;
     }
diff --git a/src/com/android/phone/common/util/VolteUtils.java b/src/com/android/phone/common/util/VolteUtils.java
new file mode 100644
index 0000000..cde35a2
--- /dev/null
+++ b/src/com/android/phone/common/util/VolteUtils.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod 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.
+ */
+
+/**
+ * @file
+ * @brief VoLTE related utilities for Dialer
+ */
+
+package com.android.phone.common.util;
+
+import android.content.Context;
+import com.android.ims.ImsManager;
+
+/**
+ * Collection of utilities that glue the Dialer and Telephony
+ * layers together.
+ */
+public class VolteUtils {
+    private static final String TAG = VolteUtils.class.getSimpleName();
+
+    public static boolean isVolteAvailable(Context context, int subId) {
+        return ImsManager.isVolteEnabledByPlatform(context) &&
+                ImsManager.isVolteProvisionedOnDevice(context, subId);
+    }
+
+    public static boolean isVolteInUse(Context context, int subId) {
+        return isVolteAvailable(context, subId) &&
+                ImsManager.isEnhanced4gLteModeSettingEnabledByUser(context);
+    }
+}