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// Copyright 2014 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 MEDIA_MIDI_USB_MIDI_DEVICE_FACTORY_ANDROID_H_
#define MEDIA_MIDI_USB_MIDI_DEVICE_FACTORY_ANDROID_H_
#include <jni.h>
#include "base/android/scoped_java_ref.h"
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "media/midi/usb_midi_device.h"
#include "media/midi/usb_midi_export.h"
namespace midi {
// This class enumerates UsbMidiDevices.
class USB_MIDI_EXPORT UsbMidiDeviceFactoryAndroid
: public UsbMidiDevice::Factory {
public:
UsbMidiDeviceFactoryAndroid();
UsbMidiDeviceFactoryAndroid(const UsbMidiDeviceFactoryAndroid&) = delete;
UsbMidiDeviceFactoryAndroid& operator=(const UsbMidiDeviceFactoryAndroid&) =
delete;
~UsbMidiDeviceFactoryAndroid() override;
// UsbMidiDevice::Factory implementation.
void EnumerateDevices(UsbMidiDeviceDelegate* delegate,
Callback callback) override;
void OnUsbMidiDeviceRequestDone(
JNIEnv* env,
const base::android::JavaParamRef<jobjectArray>& devices);
void OnUsbMidiDeviceAttached(
JNIEnv* env,
const base::android::JavaParamRef<jobject>& device);
void OnUsbMidiDeviceDetached(
JNIEnv* env,
jint index);
private:
base::android::ScopedJavaGlobalRef<jobject> raw_factory_;
// Not owned.
UsbMidiDeviceDelegate* delegate_;
Callback callback_;
};
} // namespace midi
#endif // MEDIA_MIDI_USB_MIDI_DEVICE_FACTORY_ANDROID_H_