Refactor ChooserBubbleController

chrome/browser/ui/bluetooth/bluetooth_chooser_controller.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_BLUETOOTH_BLUETOOTH_CHOOSER_CONTROLLER_H_
+#define CHROME_BROWSER_UI_BLUETOOTH_BLUETOOTH_CHOOSER_CONTROLLER_H_
+
+#include <stddef.h>
+
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "base/macros.h"
+#include "components/chooser_controller/chooser_controller.h"
+#include "content/public/browser/bluetooth_chooser.h"
+
+// BluetoothChooserController is a chooser that presents a list of
+// Bluetooth device names, which come from |bluetooth_chooser_desktop_|.
+// It can be used by WebBluetooth API to get the user's permission to
+// access a Bluetooth device. It is owned by ChooserBubbleDelegate.
+class BluetoothChooserController : public ChooserController {
+ public:
+  explicit BluetoothChooserController(
+      content::RenderFrameHost* owner,
+      const content::BluetoothChooser::EventHandler& event_handler);
+  ~BluetoothChooserController() override;
+
+  // ChooserController:
+  size_t NumOptions() const override;
+  const base::string16& GetOption(size_t index) const override;
+  void Select(size_t index) override;
+  void Cancel() override;
+  void Close() override;
+  void OpenHelpCenterUrl() const override;
+
+  // Shows a new device in the chooser.
+  void AddDevice(const std::string& device_id,
+                 const base::string16& device_name);
+
+  // Tells the chooser that a device is no longer available.
+  void RemoveDevice(const std::string& device_id);
+
+ private:
+  // Each pair is a (device name, device id).
+  std::vector<std::pair<base::string16, std::string>> device_names_and_ids_;
+  content::BluetoothChooser::EventHandler event_handler_;
+
+  DISALLOW_COPY_AND_ASSIGN(BluetoothChooserController);
+};
+
+#endif  // CHROME_BROWSER_UI_BLUETOOTH_BLUETOOTH_CHOOSER_CONTROLLER_H_