/usr/gnu/man2/cat.n/label.n.Z(/usr/gnu/man2/cat.n/label.n.Z)
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NAME
label - Create and manipulate label widgets
SYNOPSIS
label pathName ?options?
STANDARD OPTIONS
-activebackground -disabledforeground -padx
-activeforeground -font -pady
-anchor -foreground -relief
-background -highlightbackground -takefocus
-bitmap -highlightcolor -text
-borderwidth -highlightthickness -textvariable
-compound -image -underline
-cursor -justify -wraplength
See the options manual entry for details on the standard options.
WIDGET-SPECIFIC OPTIONS
Command-Line Name:-height
Database Name: height
Database Class: 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 Tk_GetPixels); 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.
Command-Line Name:-state
Database Name: state
Database Class: State
Specifies one of three states for the label: normal, active, or
disabled. In normal state the button is displayed using the
foreground and background options. In active state the label is
displayed using the activeForeground and activeBackground
options. In the disabled state the disabledForeground and back-
ground options determine how the button is displayed.
Command-Line Name:-width
Database Name: width
Database Class: 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 Tk_GetPixels); 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.
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DESCRIPTION
The label command creates a new window (given by the pathName 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 con-
figure aspects of the label such as its colors, font, text, and initial
relief. The label command returns its pathName argument. At the time
this command is invoked, there must not exist a window named pathName,
but pathName's parent must exist.
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 wrapLength option) and one of the char-
acters may optionally be underlined using the underline option. The
label can be manipulated in a few simple ways, such as changing its
relief or text, using the commands described below.
WIDGET COMMAND
The label command creates a new Tcl command whose name is pathName.
This command may be used to invoke various operations on the widget.
It has the following general form:
pathName option ?arg arg ...?
Option and the args determine the exact behavior of the command. The
following commands are possible for label widgets:
pathName cget option
Returns the current value of the configuration option given by
option. Option may have any of the values accepted by the label
command.
pathName configure ?option? ?value option value ...?
Query or modify the configuration options of the widget. If no
option is specified, returns a list describing all of the avail-
able options for pathName (see Tk_ConfigureInfo for information
on the format of this list). If option is specified with no
value, 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 option is specified). If one or
more option-value 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. Option may have any
of the values accepted by the label command.
BINDINGS
When a new label is created, it has no default event bindings: labels
are not intended to be interactive.
KEYWORDS
label, widget
Tk 4.0 label(n)
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