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Nano-X basic API.
[Nano-X public API]

Functions to initialise and close Nano-X. More...

Functions
int	GrOpen (void)
	Open a connection to the graphics server.
void	GrClose (void)
	Close the graphics device.
void	GrFlush (void)
	Flush the message buffer of any messages it may contain.
void	GrDefaultErrorHandler (GR_EVENT *ep)
	The default error handler.
GR_FNCALLBACKEVENT	GrSetErrorHandler (GR_FNCALLBACKEVENT fncb)
	Sets an error handling routine that will be called on any errors from the server (assuming the client has asked to receive them).
void	GrGetScreenInfo (GR_SCREEN_INFO *sip)
	Fills in the specified GR_SCREEN_INFO structure.

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Detailed Description

Functions to initialise and close Nano-X.

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Function Documentation

void GrClose (  void   )

Close the graphics device. Flushes any waiting messages.

void GrDefaultErrorHandler (  GR_EVENT *  ep  )

The default error handler. This is called when the server reports an error event and the client hasn't set up a handler of it's own. Generates a human readable error message describing what error occurred and what function it occured in, then exits. Parameters: ep  The error event structure.

void GrGetScreenInfo (  GR_SCREEN_INFO *  sip  )

Fills in the specified GR_SCREEN_INFO structure. Parameters: sip  Pointer to a GR_SCREEN_INFO structure

int GrOpen (  void   )

Open a connection to the graphics server. Returns: the fd of the connection to the server or -1 on failure

GR_FNCALLBACKEVENT GrSetErrorHandler (  GR_FNCALLBACKEVENT  fncb  )

Sets an error handling routine that will be called on any errors from the server (assuming the client has asked to receive them). If zero is used as the argument, errors will be returned as regular events instead. Parameters: fncb  the function to call to handle error events Returns: the address of the previous error handler

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