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// Copyright 2016 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_ANDROID_USB_CHOOSER_DIALOG_ANDROID_H_
#define CHROME_BROWSER_UI_ANDROID_USB_CHOOSER_DIALOG_ANDROID_H_
#include <string>
#include <vector>
#include "base/android/scoped_java_ref.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "base/strings/string16.h"
#include "device/usb/public/interfaces/chooser_service.mojom.h"
#include "device/usb/usb_service.h"
namespace content {
class RenderFrameHost;
}
namespace device {
class UsbDevice;
struct UsbDeviceFilter;
}
// Represents a way to ask the user to select a USB device from a list of
// options.
class UsbChooserDialogAndroid : public device::UsbService::Observer {
public:
UsbChooserDialogAndroid(
const std::vector<device::UsbDeviceFilter>& filters,
content::RenderFrameHost* render_frame_host,
const device::usb::ChooserService::GetPermissionCallback& callback);
~UsbChooserDialogAndroid() override;
// device::UsbService::Observer:
void OnDeviceAdded(scoped_refptr<device::UsbDevice> device) override;
void OnDeviceRemoved(scoped_refptr<device::UsbDevice> device) override;
// Report the dialog's result.
void OnItemSelected(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj,
const base::android::JavaParamRef<jstring>& device_id);
void OnDialogCancelled(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj);
void LoadUsbHelpPage(JNIEnv* env,
const base::android::JavaParamRef<jobject>& obj);
static bool Register(JNIEnv* env);
private:
void GotUsbDeviceList(
const std::vector<scoped_refptr<device::UsbDevice>>& devices);
// Called when the user selects the USB device with |guid| from the chooser
// dialog.
void Select(const std::string& guid);
// Called when the chooser dialog is closed.
void Cancel();
void AddDeviceToChooserDialog(scoped_refptr<device::UsbDevice> device) const;
void RemoveDeviceFromChooserDialog(
scoped_refptr<device::UsbDevice> device) const;
void OpenUrl(const std::string& url);
bool DisplayDevice(scoped_refptr<device::UsbDevice> device) const;
content::RenderFrameHost* const render_frame_host_;
device::usb::ChooserService::GetPermissionCallback callback_;
ScopedObserver<device::UsbService, device::UsbService::Observer>
usb_service_observer_;
std::vector<device::UsbDeviceFilter> filters_;
std::vector<scoped_refptr<device::UsbDevice>> devices_;
base::android::ScopedJavaGlobalRef<jobject> java_dialog_;
base::WeakPtrFactory<UsbChooserDialogAndroid> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(UsbChooserDialogAndroid);
};
#endif // CHROME_BROWSER_UI_ANDROID_USB_CHOOSER_DIALOG_ANDROID_H_
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