gecko-dev/widget/cocoa/MediaHardwareKeysEventSourc...

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Objective-C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WIDGET_COCOA_MEDIAHARDWAREKEYSEVENTSOURCEMAC_H_
#define WIDGET_COCOA_MEDIAHARDWAREKEYSEVENTSOURCEMAC_H_
#import <ApplicationServices/ApplicationServices.h>
#import <CoreFoundation/CoreFoundation.h>
#include "mozilla/dom/MediaControlKeySource.h"
#include "nsISupportsImpl.h"
namespace mozilla {
namespace widget {
class MediaHardwareKeysEventSourceMac final
: public mozilla::dom::MediaControlKeySource {
public:
NS_INLINE_DECL_REFCOUNTING(MediaHardwareKeysEventSourceMac, override)
MediaHardwareKeysEventSourceMac() = default;
static CGEventRef EventTapCallback(CGEventTapProxy proxy, CGEventType type,
CGEventRef event, void* refcon);
bool Open() override;
void Close() override;
bool IsOpened() const override;
// Currently we don't support showing supported keys on the touch bar.
void SetSupportedMediaKeys(const MediaKeysArray& aSupportedKeys) override {}
private:
~MediaHardwareKeysEventSourceMac() = default;
bool StartEventTap();
void StopEventTap();
// They are used to intercept mac hardware media keys.
CFMachPortRef mEventTap = nullptr;
CFRunLoopSourceRef mEventTapSource = nullptr;
};
} // namespace widget
} // namespace mozilla
#endif