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authorrjohnson <rjohnson>1998-04-01 09:37:39 (GMT)
committerrjohnson <rjohnson>1998-04-01 09:37:39 (GMT)
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+'\"
+'\" Copyright (c) 1990-1994 The Regents of the University of California.
+'\" Copyright (c) 1994-1996 Sun Microsystems, Inc.
+'\"
+'\" See the file "license.terms" for information on usage and redistribution
+'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+'\"
+'\" SCCS: @(#) label.n 1.30 97/10/31 12:58:49
+'\"
+.so man.macros
+.TH label n 4.0 Tk "Tk Built-In Commands"
+.BS
+'\" Note: do not modify the .SH NAME line immediately below!
+.SH NAME
+label \- Create and manipulate label widgets
+.SH SYNOPSIS
+\fBlabel\fR \fIpathName \fR?\fIoptions\fR?
+.SO
+\-anchor \-font \-image \-takefocus
+\-background \-foreground \-justify \-text
+\-bitmap \-highlightbackground \-padx \-textvariable
+\-borderwidth \-highlightcolor \-pady \-underline
+\-cursor \-highlightthickness \-relief \-wraplength
+.SE
+.SH "WIDGET-SPECIFIC OPTIONS"
+.OP \-height height Height
+Specifies a desired height for the label.
+If an image or bitmap is being displayed in the label then the value is in
+screen units (i.e. any of the forms acceptable to \fBTk_GetPixels\fR);
+for text it is in lines of text.
+If this option isn't specified, the label's desired height is computed
+from the size of the image or bitmap or text being displayed in it.
+.OP \-width width Width
+Specifies a desired width for the label.
+If an image or bitmap is being displayed in the label then the value is in
+screen units (i.e. any of the forms acceptable to \fBTk_GetPixels\fR);
+for text it is in characters.
+If this option isn't specified, the label's desired width is computed
+from the size of the image or bitmap or text being displayed in it.
+.BE
+
+.SH DESCRIPTION
+.PP
+The \fBlabel\fR command creates a new window (given by the
+\fIpathName\fR argument) and makes it into a label widget.
+Additional
+options, described above, may be specified on the command line
+or in the option database
+to configure aspects of the label such as its colors, font,
+text, and initial relief. The \fBlabel\fR command returns its
+\fIpathName\fR argument. At the time this command is invoked,
+there must not exist a window named \fIpathName\fR, but
+\fIpathName\fR's parent must exist.
+.PP
+A label is a widget that displays a textual string, bitmap or image.
+If text is displayed, it must all be in a single font, but it
+can occupy multiple lines on the screen (if it contains newlines
+or if wrapping occurs because of the \fBwrapLength\fR option) and
+one of the characters may optionally be underlined using the
+\fBunderline\fR option.
+The label can be manipulated in a few simple ways, such as
+changing its relief or text, using the commands described below.
+
+.SH "WIDGET COMMAND"
+.PP
+The \fBlabel\fR command creates a new Tcl command whose
+name is \fIpathName\fR. This
+command may be used to invoke various
+operations on the widget. It has the following general form:
+.CS
+\fIpathName option \fR?\fIarg arg ...\fR?
+.CE
+\fIOption\fR and the \fIarg\fRs
+determine the exact behavior of the command. The following
+commands are possible for label widgets:
+.TP
+\fIpathName \fBcget\fR \fIoption\fR
+Returns the current value of the configuration option given
+by \fIoption\fR.
+\fIOption\fR may have any of the values accepted by the \fBlabel\fR
+command.
+.TP
+\fIpathName \fBconfigure\fR ?\fIoption\fR? ?\fIvalue option value ...\fR?
+Query or modify the configuration options of the widget.
+If no \fIoption\fR is specified, returns a list describing all of
+the available options for \fIpathName\fR (see \fBTk_ConfigureInfo\fR for
+information on the format of this list). If \fIoption\fR is specified
+with no \fIvalue\fR, then the command returns a list describing the
+one named option (this list will be identical to the corresponding
+sublist of the value returned if no \fIoption\fR is specified). If
+one or more \fIoption\-value\fR pairs are specified, then the command
+modifies the given widget option(s) to have the given value(s); in
+this case the command returns an empty string.
+\fIOption\fR may have any of the values accepted by the \fBlabel\fR
+command.
+
+.SH BINDINGS
+.PP
+When a new label is created, it has no default event bindings:
+labels are not intended to be interactive.
+
+.SH KEYWORDS
+label, widget