SystemUI: Display bluetooth battery status when available

Change-Id: I659e6270058d02fdd894b8242a6375b1a13237df

6 files changed, 199 insertions, 1 deletions

diff --git a/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_1.xml b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_1.xml
new file mode 100644
index 0000000..3a4ee98
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_1.xml
@@ -0,0 +1,28 @@
+<!--
+Copyright (C) 2014 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="20dp"
+        android:height="17dp"
+        android:viewportWidth="56.0"
+        android:viewportHeight="48.0">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M14.0,24.0l-4.0,-4.0l-4.0,4.0l4.0,4.0L14.0,24.0zM35.4,15.4L24.0,4.0l-2.0,0.0l0.0,15.2L12.8,10.0L10.0,12.8L21.2,24.0L10.0,35.2l2.8,2.8l9.2,-9.2L22.0,44.0l2.0,0.0l11.4,-11.4L26.8,24.0L35.4,15.4zM26.0,11.7l3.8,3.8L26.0,19.2L26.0,11.7zM29.8,32.6L26.0,36.3l0.0,-7.5L29.8,32.6zM38.0,20.0l-4.0,4.0l4.0,4.0l4.0,-4.0L38.0,20.0z"/>
+    <path
+        android:fillColor="#4DFFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_2.xml b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_2.xml
new file mode 100644
index 0000000..3a01881
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_2.xml
@@ -0,0 +1,31 @@
+<!--
+Copyright (C) 2014 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="20dp"
+        android:height="17dp"
+        android:viewportWidth="56.0"
+        android:viewportHeight="48.0">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M14.0,24.0l-4.0,-4.0l-4.0,4.0l4.0,4.0L14.0,24.0zM35.4,15.4L24.0,4.0l-2.0,0.0l0.0,15.2L12.8,10.0L10.0,12.8L21.2,24.0L10.0,35.2l2.8,2.8l9.2,-9.2L22.0,44.0l2.0,0.0l11.4,-11.4L26.8,24.0L35.4,15.4zM26.0,11.7l3.8,3.8L26.0,19.2L26.0,11.7zM29.8,32.6L26.0,36.3l0.0,-7.5L29.8,32.6zM38.0,20.0l-4.0,4.0l4.0,4.0l4.0,-4.0L38.0,20.0z"/>
+    <path
+        android:fillColor="#4DFFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M44,34V44h8V34h-8z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_3.xml b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_3.xml
new file mode 100644
index 0000000..9639d28
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_3.xml
@@ -0,0 +1,31 @@
+<!--
+Copyright (C) 2014 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="20dp"
+        android:height="17dp"
+        android:viewportWidth="56.0"
+        android:viewportHeight="48.0">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M14.0,24.0l-4.0,-4.0l-4.0,4.0l4.0,4.0L14.0,24.0zM35.4,15.4L24.0,4.0l-2.0,0.0l0.0,15.2L12.8,10.0L10.0,12.8L21.2,24.0L10.0,35.2l2.8,2.8l9.2,-9.2L22.0,44.0l2.0,0.0l11.4,-11.4L26.8,24.0L35.4,15.4zM26.0,11.7l3.8,3.8L26.0,19.2L26.0,11.7zM29.8,32.6L26.0,36.3l0.0,-7.5L29.8,32.6zM38.0,20.0l-4.0,4.0l4.0,4.0l4.0,-4.0L38.0,20.0z"/>
+    <path
+        android:fillColor="#4DFFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M44,24V44h8V24h-8z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_4.xml b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_4.xml
new file mode 100644
index 0000000..1e8ac10
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_4.xml
@@ -0,0 +1,31 @@
+<!--
+Copyright (C) 2014 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="20dp"
+        android:height="17dp"
+        android:viewportWidth="56.0"
+        android:viewportHeight="48.0">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M14.0,24.0l-4.0,-4.0l-4.0,4.0l4.0,4.0L14.0,24.0zM35.4,15.4L24.0,4.0l-2.0,0.0l0.0,15.2L12.8,10.0L10.0,12.8L21.2,24.0L10.0,35.2l2.8,2.8l9.2,-9.2L22.0,44.0l2.0,0.0l11.4,-11.4L26.8,24.0L35.4,15.4zM26.0,11.7l3.8,3.8L26.0,19.2L26.0,11.7zM29.8,32.6L26.0,36.3l0.0,-7.5L29.8,32.6zM38.0,20.0l-4.0,4.0l4.0,4.0l4.0,-4.0L38.0,20.0z"/>
+    <path
+        android:fillColor="#4DFFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M44,14V44h8V14h-8z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_5.xml b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_5.xml
new file mode 100644
index 0000000..7464bec
--- /dev/null
+++ b/packages/SystemUI/res/drawable/stat_sys_data_bluetooth_connected_battery_5.xml
@@ -0,0 +1,31 @@
+<!--
+Copyright (C) 2014 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.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="20dp"
+        android:height="17dp"
+        android:viewportWidth="56.0"
+        android:viewportHeight="48.0">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M14.0,24.0l-4.0,-4.0l-4.0,4.0l4.0,4.0L14.0,24.0zM35.4,15.4L24.0,4.0l-2.0,0.0l0.0,15.2L12.8,10.0L10.0,12.8L21.2,24.0L10.0,35.2l2.8,2.8l9.2,-9.2L22.0,44.0l2.0,0.0l11.4,-11.4L26.8,24.0L35.4,15.4zM26.0,11.7l3.8,3.8L26.0,19.2L26.0,11.7zM29.8,32.6L26.0,36.3l0.0,-7.5L29.8,32.6zM38.0,20.0l-4.0,4.0l4.0,4.0l4.0,-4.0L38.0,20.0z"/>
+    <path
+        android:fillColor="#4DFFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M44,4V44h8V4h-8z"/>
+</vector>
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index 0e71bee..1395ff6 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -22,6 +22,8 @@ import android.app.AlarmManager.AlarmClockInfo;
 import android.app.IUserSwitchObserver;
 import android.app.PendingIntent;
 import android.app.StatusBarManager;
+import android.bluetooth.BluetoothAssignedNumbers;
+import android.bluetooth.BluetoothHeadset;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -103,6 +105,7 @@ public class PhoneStatusBarPolicy implements Callback {
     private boolean mZenVisible;
     private boolean mVolumeVisible;
     private boolean mCurrentUserSetup;
+    private Float mBluetoothBatteryLevel = null;
 
     private int mZen;
 
@@ -129,6 +132,9 @@ public class PhoneStatusBarPolicy implements Callback {
             else if (action.equals(TelecomManager.ACTION_CURRENT_TTY_MODE_CHANGED)) {
                 updateTTY(intent);
             }
+            else if (action.equals(BluetoothHeadset.ACTION_VENDOR_SPECIFIC_HEADSET_EVENT)) {
+                updateBluetoothBattery(intent);
+            }
         }
     };
 
@@ -166,6 +172,9 @@ public class PhoneStatusBarPolicy implements Callback {
         filter.addAction(AudioManager.INTERNAL_RINGER_MODE_CHANGED_ACTION);
         filter.addAction(TelephonyIntents.ACTION_SIM_STATE_CHANGED);
         filter.addAction(TelecomManager.ACTION_CURRENT_TTY_MODE_CHANGED);
+        filter.addAction(BluetoothHeadset.ACTION_VENDOR_SPECIFIC_HEADSET_EVENT);
+        filter.addCategory(BluetoothHeadset.VENDOR_SPECIFIC_HEADSET_EVENT_COMPANY_ID_CATEGORY
+            + "." + Integer.toString(BluetoothAssignedNumbers.APPLE));
         mContext.registerReceiver(mIntentReceiver, filter, null, mHandler);
 
         // listen for user / profile change.
@@ -357,6 +366,27 @@ public class PhoneStatusBarPolicy implements Callback {
         updateBluetooth();
     }
 
+    private void updateBluetoothBattery(Intent intent) {
+        if (intent.hasExtra(BluetoothHeadset.EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD)) {
+            String command = intent.getStringExtra(BluetoothHeadset.EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_CMD);
+            if ("+IPHONEACCEV".equals(command)) {
+                Object[] args = (Object[]) intent.getSerializableExtra(BluetoothHeadset.EXTRA_VENDOR_SPECIFIC_HEADSET_EVENT_ARGS);
+                if (args.length >= 3 && args[0] instanceof Integer && ((Integer)args[0])*2+1<=args.length) {
+                    for (int i=0;i<((Integer)args[0]);i++) {
+                        if (!(args[i*2+1] instanceof Integer) || !(args[i*2+2] instanceof Integer)) {
+                            continue;
+                        }
+                        if (args[i*2+1].equals(1)) {
+                            mBluetoothBatteryLevel = (((Integer)args[i*2+2])+1)/10.0f;
+                            updateBluetooth();
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+    }
+    
     private final void updateBluetooth() {
         int iconId = R.drawable.stat_sys_data_bluetooth;
         String contentDescription =
@@ -365,8 +395,24 @@ public class PhoneStatusBarPolicy implements Callback {
         if (mBluetooth != null) {
             bluetoothEnabled = mBluetooth.isBluetoothEnabled();
             if (mBluetooth.isBluetoothConnected()) {
-                iconId = R.drawable.stat_sys_data_bluetooth_connected;
+                if (mBluetoothBatteryLevel == null) {
+                    iconId = R.drawable.stat_sys_data_bluetooth_connected;
+                } else {
+                    if (mBluetoothBatteryLevel<=0.15f) {
+                        iconId = R.drawable.stat_sys_data_bluetooth_connected_battery_1;
+                    } else if (mBluetoothBatteryLevel<=0.375f) {
+                        iconId = R.drawable.stat_sys_data_bluetooth_connected_battery_2;
+                    } else if (mBluetoothBatteryLevel<=0.625f) {
+                        iconId = R.drawable.stat_sys_data_bluetooth_connected_battery_3;
+                    } else if (mBluetoothBatteryLevel<=0.85f) {
+                        iconId = R.drawable.stat_sys_data_bluetooth_connected_battery_4;
+                    } else {
+                        iconId = R.drawable.stat_sys_data_bluetooth_connected_battery_5;
+                    }
+                }
                 contentDescription = mContext.getString(R.string.accessibility_bluetooth_connected);
+            } else {
+                mBluetoothBatteryLevel = null;
             }
         }