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Diffstat (limited to 'tcl/doc/SetClassProcs.3')
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diff --git a/tcl/doc/SetClassProcs.3 b/tcl/doc/SetClassProcs.3 deleted file mode 100644 index 5b563ee3dc8..00000000000 --- a/tcl/doc/SetClassProcs.3 +++ /dev/null @@ -1,91 +0,0 @@ -'\" -'\" Copyright (c) 2000 Ajuba Solutions. -'\" -'\" See the file "license.terms" for information on usage and redistribution -'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. -'\" -'\" RCS: @(#) $Id$ -'\" -.so man.macros -.TH Tk_SetClassProcs 3 8.4 Tk "Tk Library Procedures" -.BS -.SH NAME -Tk_SetClassProcs \- register widget specific procedures -.SH SYNOPSIS -.nf -\fB#include <tk.h>\fR -.sp -\fBTk_SetClassProcs\fR(\fItkwin, procs, instanceData\fR) -.SH ARGUMENTS -.AS Tk_ClassProc instanceData -.AP Tk_Window tkwin in -Token for window to modify. -.AP Tk_ClassProcs *procs in -Pointer to data structure containing widget specific procedures. -The data structure pointed to by \fIprocs\fR must be static: -Tk keeps a reference to it as long as the window exists. -.AP ClientData instanceData in -Arbitrary one-word value to pass to widget callbacks. -.BE - -.SH DESCRIPTION -.PP -\fBTk_SetClassProcs\fR is called to register a set of procedures that -are used as callbacks in different places. -.PP -The structure pointed to by \fIprocs\fR contains the following: -.CS -typedef struct Tk_ClassProcs { - unsigned int \fIsize\fR; - Tk_ClassWorldChangedProc *\fIworldChangedProc\fR; - Tk_ClassCreateProc *\fIcreateProc\fR; - Tk_ClassModalProc *\fImodalProc\fR; -} Tk_ClassProcs; -.CE -The \fIsize\fR field is used to simplify future expansion of the -structure. It should always be set to (literally) \fBsizeof(Tk_ClassProcs)\fR. -.PP -\fIworldChangedProc\fR is invoked when the system has altered -in some way that requires some reaction from the widget. For example, -when a font alias (see the \fBfont\fR manual entry) is reconfigured, -widgets configured to use that font alias must update their display -accordingly. \fIworldChangedProc\fR should have arguments and results -that match the type \fBTk_ClassWorldChangedProc\fR: -.CS -typedef void Tk_ClassWorldChangedProc( - ClientData \fIinstanceData\fR); -.CE -The \fIinstanceData\fR parameter passed to the \fIworldChangedProc\fR -will be identical to the \fIinstanceData\fR paramter passed to -\fBTk_SetClassProcs\fR. -.PP -\fIcreateProc\fR is used to create platform-dependant windows. It is -invoked by \fBTk_MakeWindowExist\fR. \fIcreateProc\fR should have -arguments and results that match the type \fBTk_ClassCreateProc\fR: -.CS -typedef Window Tk_ClassCreateProc( - Tk_Window \fItkwin\fR, - Window \fIparent\fR, - ClientData \fIinstanceData\fR); -.CE -The \fItkwin\fR and \fIinstanceData\fR parameters will be identical to -the \fItkwin\fR and \fIinstanceData\fR parameters passed to -\fBTk_SetClassProcs\fR. The \fIparent\fR parameter will be the parent -of the window to be created. The \fIcreateProc\fR should return the -created window. -.PP -\fImodalProc\fR is invoked after all bindings on a widget have been -triggered in order to handle a modal loop. \fImodalProc\fR should -have arguments and results that match the type \fBTk_ClassModalProc\fR: -.CS -typedef void Tk_ClassModalProc( - Tk_Window \fItkwin\fR, - XEvent *\fIeventPtr\fR); -.CE -The \fItkwin\fR parameter to \fImodalProc\fR will be identical to the -\fItkwin\fR parameter passed to \fBTk_SetClassProcs\fR. The -\fIeventPtr\fR parameter will be a pointer to an XEvent structure -describing the event being processed. - -.SH KEYWORDS -callback, class |