wayland/screencopy: add screencopy

src/wayland/buffer/manager_p.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include "dmabuf.hpp"
+#include "manager.hpp"
+
+namespace qs::wayland::buffer {
+
+class WlBufferManagerPrivate {
+public:
+	explicit WlBufferManagerPrivate(WlBufferManager* manager);
+
+	void dmabufReady();
+
+	WlBufferManager* manager;
+	dmabuf::LinuxDmabufManager dmabuf;
+
+	bool mReady = false;
+};
+
+} // namespace qs::wayland::buffer