latest SDK

foobar2000/SDK/event_logger.h

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+#pragma once
+
+#if defined(FOOBAR2000_DESKTOP) || PFC_DEBUG
+// RATIONALE
+// Mobile target doesn't really care about event logging, logger interface exists there only for source compat
+// We can use macros to suppress all PFC_string_formatter bloat for targets that do not care about any of this
+#define FB2K_HAVE_EVENT_LOGGER
+#endif
+
+class NOVTABLE event_logger : public service_base {
+	FB2K_MAKE_SERVICE_INTERFACE(event_logger, service_base);
+public:
+	enum {
+		severity_status,
+		severity_warning,
+		severity_error
+	};
+	void log_status(const char * line) {log_entry(line, severity_status);}
+	void log_warning(const char * line) {log_entry(line, severity_warning);}
+	void log_error(const char * line) {log_entry(line, severity_error);}
+	
+	virtual void log_entry(const char * line, unsigned severity) = 0;
+};
+
+class event_logger_fallback : public event_logger {
+public:
+	void log_entry(const char * line, unsigned) {console::print(line);}
+};
+
+class NOVTABLE event_logger_recorder : public event_logger {
+	FB2K_MAKE_SERVICE_INTERFACE( event_logger_recorder , event_logger );
+public:
+	virtual void playback( event_logger::ptr playTo ) = 0;
+	
+	static event_logger_recorder::ptr create();
+};
+
+#ifdef FB2K_HAVE_EVENT_LOGGER
+
+#define FB2K_LOG_STATUS(X,Y) (X)->log_status(Y)
+#define FB2K_LOG_WARNING(X,Y) (X)->log_warning(Y)
+#define FB2K_LOG_ERROR(X,Y) (X)->log_error(Y)
+
+#else
+
+#define FB2K_LOG_STATUS(X,Y) ((void)0)
+#define FB2K_LOG_WARNING(X,Y) ((void)0)
+#define FB2K_LOG_ERROR(X,Y) ((void)0)
+
+#endif