X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fio%2Ffile.h;h=430571f909d872854e64d11ac43917442541f121;hp=05aaf9565a08653f278773e010fee4acb6361779;hb=f041a31f9a6e19da86a63912e5a8050f216e5bc5;hpb=6e0fd758970bcb5bad5e3f2454b694cc4d7b4b66

diff --git a/source/io/file.h b/source/io/file.h
index 05aaf95..430571f 100644
--- a/source/io/file.h
+++ b/source/io/file.h
@@ -1,21 +1,29 @@
 #ifndef MSP_IO_FILE_H_
 #define MSP_IO_FILE_H_
 
+#include <stdexcept>
 #include <string>
-#include "base.h"
 #include "buffered.h"
 #include "filtered.h"
-#include "seek.h"
+#include "handle.h"
+#include "seekable.h"
 
 namespace Msp {
 namespace IO {
 
+class file_not_found: public std::runtime_error
+{
+public:
+	file_not_found(const std::string &fn): std::runtime_error(fn) { }
+};
+
+
 /**
 A class for reading and writing files.
 
 Non-blocking mode is not supported on Win32.
 */
-class File: public Base
+class File: public Seekable
 {
 public:
 	enum CreateMode
@@ -35,10 +43,6 @@ public:
 	File(const std::string &, Mode = M_READ, CreateMode = CreateMode(C_CREATE+C_TRUNCATE));
 	virtual ~File();
 
-	/** Closes the file.  Any attempt to access the file after this will cause
-	an exception to be thrown. */
-	void close();
-
 	void set_block(bool);
 
 protected:
@@ -48,16 +52,10 @@ protected:
 public:
 	virtual void sync();
 
-	/** Changes the read/write offset of the file.  Returns the new offset. */
-	virtual int seek(int, SeekType);
-	
-	/** Returns the current read/write offset of the file. */
-	virtual int tell() const;
+	virtual SeekOffset seek(SeekOffset, SeekType);
+	virtual SeekOffset tell() const;
 
-	virtual Handle get_event_handle() { return handle; }
-
-private:
-	void check_access(Mode) const;
+	virtual const Handle &get_handle(Mode);
 };
 
 inline File::CreateMode operator|(File::CreateMode m, File::CreateMode n)