0error - ImageMagick Error Methods9/


NAME



!error - ImageMagick Error Methods




(

SYNOPSIS



:MagickError( error, message, qualifier );

avoid MagickWarning( const unsigned int warning, const char *message, const char*qualifier );

GErrorHandler SetErrorHandler( ErrorHandler handler );

IErrorHandler SetWarningHandler( ErrorHandler handler );




B

FUNCTION DESCRIPTIONS



=A description of each parameter follows:

9

warning:


'Specifies the numeric warning category.$

message:


@Specifies the message to display before terminating the program.&

qualifier:


'Specifies any qualifier to the message.






.

MagickError



IMethod MagickError calls the error handler methods with an error message.

(The format of the MagickError method is:D

MagickError ( error, message, qualifier );


=A description of each parameter follows:

"

error:


%Specifies the numeric error category.$

message:


@Specifies the message to display before terminating the program.&

qualifier:


'Specifies any qualifier to the message.






2

MagickWarning



EMethod MagickWarning calls the warning handler methods with a warningmessage.

*The format of the MagickWarning method is:x

void MagickWarning ( const unsigned int warning, const char *message, const char *qualifier );


=A description of each parameter follows:

$

warning:


'Specifies the numeric warning category.$

message:


@Specifies the message to display before terminating the program.&

qualifier:


'Specifies any qualifier to the message.






6

SetErrorHandler



IMethod SetErrorHandler sets the error handler to the specified method and#returns the previous error handler.

,The format of the SetErrorHandler method is:P

ErrorHandler SetErrorHandler ( ErrorHandler handler );


=A description of each parameter follows:

$

handler:


1Specifies a pointer to a method to handle errors.






:

SetWarningHandler



IMethod SetWarningHandler sets the warning handler to the specified method)and returns the previous warning handler.

.The format of the SetWarningHandler method is:R

ErrorHandler SetWarningHandler ( ErrorHandler handler );


=A description of each parameter follows:

$

handler:


3Specifies a pointer to a method to handle warnings.