add a poll based EventManager and use it for ncurse client update

1 files changed, 29 insertions, 0 deletions

diff --git a/src/event_manager.hh b/src/event_manager.hh
new file mode 100644
index 00000000..c1795983
--- /dev/null
+++ b/src/event_manager.hh
@@ -0,0 +1,29 @@
+#ifndef event_manager_hh_INCLUDED
+#define event_manager_hh_INCLUDED
+
+#include <poll.h>
+
+#include "utils.hh"
+
+namespace Kakoune
+{
+
+using EventHandler = std::function<void (int fd)>;
+
+class EventManager : public Singleton<EventManager>
+{
+public:
+    void watch(int fd, EventHandler handler);
+    void unwatch(int fd);
+
+    void handle_next_events();
+
+private:
+    std::vector<pollfd> m_events;
+    std::vector<EventHandler> m_handlers;
+};
+
+}
+
+#endif // event_manager_hh_INCLUDED
+