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Diffstat (limited to 'include/libcamera/event_notifier.h')
-rw-r--r-- | include/libcamera/event_notifier.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/libcamera/event_notifier.h b/include/libcamera/event_notifier.h new file mode 100644 index 00000000..1e9b6da1 --- /dev/null +++ b/include/libcamera/event_notifier.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2019, Google Inc. + * + * event_notifier.h - File descriptor event notifier + */ +#ifndef __LIBCAMERA_EVENT_NOTIFIER_H__ +#define __LIBCAMERA_EVENT_NOTIFIER_H__ + +#include <libcamera/signal.h> + +namespace libcamera { + +class EventNotifier +{ +public: + enum Type { + Read, + Write, + Exception, + }; + + EventNotifier(int fd, Type type); + virtual ~EventNotifier(); + + Type type() const { return type_; } + int fd() const { return fd_; } + + bool enabled() const { return enabled_; } + void setEnabled(bool enable); + + Signal<EventNotifier *> activated; + +private: + int fd_; + Type type_; + bool enabled_; +}; + +} /* namespace libcamera */ + +#endif /* __LIBCAMERA_EVENT_NOTIFIER_H__ */ |