Add display of available bluetooth devices, and mechanism for retrieving the list.

chrome/browser/ui/webui/options/chromeos/system_options_handler.cc

Index: chrome/browser/ui/webui/options/chromeos/system_options_handler.cc
diff --git a/chrome/browser/ui/webui/options/chromeos/system_options_handler.cc b/chrome/browser/ui/webui/options/chromeos/system_options_handler.cc
index 362fa82b08ba652ce73d3402c530f0d04eb8b0cc..a692f0054349d71e4f366d50ccb09a991d83dcc4 100644
--- a/chrome/browser/ui/webui/options/chromeos/system_options_handler.cc
+++ b/chrome/browser/ui/webui/options/chromeos/system_options_handler.cc
@@ -74,6 +74,12 @@ void SystemOptionsHandler::GetLocalizedValues(
       l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BLUETOOTH_ENABLE));
   localized_strings->SetString("findBluetoothDevices",
       l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_FIND_BLUETOOTH_DEVICES));
+  localized_strings->SetString("bluetoothScanning",
+      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BLUETOOTH_SCANNING));
+  localized_strings->SetString("bluetoothDeviceConnected",
+      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BLUETOOTH_CONNECTED));
+  localized_strings->SetString("bluetoothDeviceNotPaired",
+      l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_BLUETOOTH_NOT_PAIRED));
 
   localized_strings->SetString("language",
       l10n_util::GetStringUTF16(IDS_OPTIONS_SETTINGS_SECTION_TITLE_LANGUAGE));
@@ -109,7 +115,7 @@ void SystemOptionsHandler::Initialize() {
   if (CommandLine::ForCurrentProcess()
       ->HasSwitch(switches::kEnableBluetooth)) {
     web_ui_->CallJavascriptFunction(
-        "options.SystemOptions.ShowBluetoothSettings");
+        "options.SystemOptions.showBluetoothSettings");
   }
 }
 
@@ -118,6 +124,10 @@ void SystemOptionsHandler::RegisterMessages() {
   web_ui_->RegisterMessageCallback("accessibilityChange",
       base::Bind(&SystemOptionsHandler::AccessibilityChangeCallback,
                  base::Unretained(this)));
+  web_ui_->RegisterMessageCallback("bluetoothEnableChange",
+      NewCallback(this, &SystemOptionsHandler::BluetoothEnableChangeCallback));
+  web_ui_->RegisterMessageCallback("findBluetoothDevices",
+      NewCallback(this, &SystemOptionsHandler::FindBluetoothDevicesCallback));
 }
 
 void SystemOptionsHandler::AccessibilityChangeCallback(const ListValue* args) {
@@ -127,3 +137,46 @@ void SystemOptionsHandler::AccessibilityChangeCallback(const ListValue* args) {
 
   chromeos::accessibility::EnableAccessibility(accessibility_enabled, NULL);
 }
+
+void SystemOptionsHandler::BluetoothEnableChangeCallback(
+    const ListValue* args) {
+  // TODO (kevers) - Call Bluetooth API to enable or disable.
+}
+
+void SystemOptionsHandler::FindBluetoothDevicesCallback(
+    const ListValue* args) {
+  // TODO (kevers) - Call Bluetooth API to fetch devices.
+  //                 Generate a fake list until the bluetooth API is ready.
+  //                 Afterwards keep fake list only for cases where emulating
+  //                 ChromeOS from the desktop launch.
+  GenerateFakeDeviceList();
+}
+
+void SystemOptionsHandler::BluetoothDeviceNotification(
+    const DictionaryValue& device) {
+  web_ui_->CallJavascriptFunction(
+      "options.SystemOptions.addBluetoothDevice", device);
+}
+
+void SystemOptionsHandler::GenerateFakeDeviceList() {
+  // TODO (kevers) - Send notifications asynchronously simulating that the
+  //                 process of discovering bluetooth devices takes time.
+  //                 Fire each notification using OneShotTimer with a
+  //                 varying delay.
+  std::string data[9] = {
+    "Fake Wireless Keyboard", "01-02-03-04-05", "keyboard",
+    "Fake Wireless Mouse",  "02-03-04-05-01", "mouse",
+    "Fake Wireless Headset", "03-04-05-01-02", "headset"};
+
+  for (int i = 0; i < 3; i++) {
+    DictionaryValue device;
+    device.SetString("deviceName", data[3*i]);
+    device.SetString("deviceId", data[3*i+1]);
+    device.SetString("deviceType", data[3*i+2]);
+    device.SetString("deviceStatus", "bluetoothDeviceNotPaired");
+    web_ui_->CallJavascriptFunction(
+        "options.SystemOptions.addBluetoothDevice", device);
+  }
+  web_ui_->CallJavascriptFunction(
+      "options.SystemOptions.notifyBluetoothSearchComplete");
+}