ttk_combobox - text field with popdown selection list
ttk::combobox pathName ?options?
ttk::combobox(1t) Tk Themed Widget ttk::combobox(1t)
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NAME
ttk::combobox - text field with popdown selection list
SYNOPSIS
ttk::combobox pathName ?options?
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DESCRIPTION
A ttk::combobox combines a text field with a pop-down list of values;
the user may select the value of the text field from among the values
in the list.
STANDARD OPTIONS
-class -cursor -takefocus
-style
See the ttk_widget manual entry for details on the standard options.
WIDGET-SPECIFIC OPTIONS
Command-Line Name:-exportselection
Database Name: exportSelection
Database Class: ExportSelection
Boolean value. If set, the widget selection is linked to the X
selection.
Command-Line Name:-justify
Database Name: justify
Database Class: Justify
Specifies how the text is aligned within the widget. Must be
one of left, center, or right.
Command-Line Name:-height
Database Name: height
Database Class: Height
Specifies the height of the pop-down listbox, in rows.
Command-Line Name:-postcommand
Database Name: postCommand
Database Class: PostCommand
A Tcl script to evaluate immediately before displaying the list-
box. The -postcommand script may specify the -values to dis-
play.
Command-Line Name:-state
Database Name: state
Database Class: State
One of normal, readonly, or disabled. In the readonly state,
the value may not be edited directly, and the user can only
select one of the -values from the dropdown list. In the normal
state, the text field is directly editable. In the disabled
state, no interaction is possible.
Command-Line Name:-textvariable
Database Name: textVariable
Database Class: TextVariable
Specifies the name of a global variable whose value is linked to
the widget value. Whenever the variable changes value the wid-
get value is updated, and vice versa.
Command-Line Name:-values
Database Name: values
Database Class: Values
Specifies the list of values to display in the drop-down list-
box.
Command-Line Name:-width
Database Name: width
Database Class: Width
Specifies an integer value indicating the desired width of the
entry window, in average-size characters of the widget's font.
WIDGET COMMAND
The following subcommands are possible for combobox widgets:
pathName current ?newIndex?
If newIndex is supplied, sets the combobox value to the element
at position newIndex in the list of -values. Otherwise, returns
the index of the current value in the list of -values or -1 if
the current value does not appear in the list.
pathName get
Returns the current value of the combobox.
pathName set value
Sets the value of the combobox to value.
The combobox widget also supports the following ttk::entry widget sub-
commands (see ttk::entry(n) for details):
bbox delete icursor
index insert selection
xview
The combobox widget also supports the following generic ttk::widget
widget subcommands (see ttk::widget(n) for details):
cget configure identify
instate state
VIRTUAL EVENTS
The combobox widget generates a <<ComboboxSelected>> virtual event when
the user selects an element from the list of values. If the selection
action unposts the listbox, this event is delivered after the listbox
is unposted.
ATTRIBUTES
See attributes(7) for descriptions of the following attributes:
+---------------+------------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+---------------+------------------+
|Availability | runtime/tk-8 |
+---------------+------------------+
|Stability | Uncommitted |
+---------------+------------------+
SEE ALSO
ttk::widget(n), ttk::entry(n)
KEYWORDS
choice, entry, list box, text box, widget
NOTES
Source code for open source software components in Oracle Solaris can
be found at https://www.oracle.com/downloads/opensource/solaris-source-
code-downloads.html.
This software was built from source available at
https://github.com/oracle/solaris-userland. The original community
source was downloaded from https://source-
forge.net/projects/tcl/files/Tcl/8.6.7/tk8.6.7-src.tar.gz/download.
Further information about this software can be found on the open source
community website at https://www.tcl.tk/.
Tk 8.5 ttk::combobox(1t)