'\" '\" Copyright (c) 1998-2000 by Scriptics Corporation. '\" All rights reserved. '\" '\" RCS: @(#) $Id: AddOption.3,v 1.4.2.1 2007/12/10 18:39:27 dgp Exp $ '\" '\" .so man.macros .TH Tk_AddOption 3 "" Tk "Tk Library Procedures" .BS .SH NAME Tk_AddOption \- Add an option to the option database .SH SYNOPSIS .nf \fB#include \fR .sp void \fBTk_AddOption\fR(\fItkwin, name, value, priority\fR) .SH ARGUMENTS .AP Tk_Window tkwin in Token for window. .AP "const char" *name in Multi-element name of option. .AP "const char" *value in Value of option. .AP int priority in Overall priority level to use for option. .BE .SH DESCRIPTION .PP This procedure is invoked to add an option to the database associated with \fItkwin\fR's main window. \fIName\fR contains the option being specified and consists of names and/or classes separated by asterisks or dots, in the usual X format. \fIValue\fR contains the text string to associate with \fIname\fR; this value will be returned in calls to \fBTk_GetOption\fR. \fIPriority\fR specifies the priority of the value; when options are queried using \fBTk_GetOption\fR, the value with the highest priority is returned. \fIPriority\fR must be between 0 and \fBTK_MAX_PRIO\fR. Some common priority values are: .IP 20 Used for default values hard-coded into widgets. .IP 40 Used for options specified in application-specific startup files. .IP 60 Used for options specified in user-specific defaults files, such as \fB.Xdefaults\fR, resource databases loaded into the X server, or user-specific startup files. .IP 80 Used for options specified interactively after the application starts running. .SH KEYWORDS class, name, option, add