.\" $Xorg: XtAppE.man,v 1.3 2000/08/17 19:41:58 cpqbld Exp $
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.\" $XFree86: xc/doc/man/Xt/XtAppE.man,v 1.3 2001/02/09 03:47:49 tsi Exp $
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.ds xL Xlib \- C Language X Interface
.ds xC Inter-Client Communication Conventions Manual
.ds Rn 3
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.hw XtApp-Error XtApp-Set-Error-Handler XtApp-Set-Warning-Handler XtApp-Warning wid-get
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.TH XtAppError 3Xt __xorgversion__ "XT FUNCTIONS"
.SH NAME
XtAppError, XtAppSetErrorHandler, XtAppSetWarningHandler, XtAppWarning \- low-level error handlers
.SH SYNTAX
.HP
void XtAppError(XtAppContext \fIapp_context\fP, String \fImessage\fP); 
.HP
void XtAppSetErrorHandler(XtAppContext \fIapp_context\fP, XtErrorHandler
\fIhandler\fP); 
.HP
void XtAppSetWarningHandler(XtAppContext \fIapp_context\fP, XtErrorHandler
\fIhandler\fP); 
.HP
void XtAppWarning(XtAppContext \fIapp_context\fP, String \fImessage\fP); 
.SH ARGUMENTS
.IP \fIapp_context\fP 1i
Specifies the application context.
.IP \fImessage\fP 1i
Specifies the nonfatal error message that is to be reported.
.ds Ha fatal error procedure, which should not return, \
or the nonfatal error procedure, which usually returns
.IP \fIhandler\fP 1i
Specifies the new \*(Ha.
.ds Me reported
.IP \fImessage\fP 1i
Specifies the message that is to be \*(Me.
.SH DESCRIPTION
The
.ZN XtAppError
function calls the installed error procedure and passes the specified message.
.LP
The
.ZN XtAppSetErrorHandler
function registers the specified procedure,
which is called when a fatal error condition occurs.
.LP
The
.ZN XtAppSetWarningHandler
registers the specified procedure,
which is called when a nonfatal error condition occurs.
.LP
The
.ZN XtAppWarning
function calls the installed nonfatal error procedure and passes the
specified message.
.SH "SEE ALSO"
XtAppGetErrorDatabase(3Xt),
XtAppErrorMsg(3Xt)
.br
\fI\*(xT\fP
.br
\fI\*(xL\fP