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ttk_combobox.3tk

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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. 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 listbox. The -postcommand script may specify the -values to display.

 
 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 variable whose value is linked to the widget value. Whenever the variable changes value the widget 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 listbox.

 
 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

pathName cget option

Returns the current value of the specified option. See ttk::widget(3tk).

pathName configure ?option? ?value option value ...?

Modify or query widget options. See ttk::widget(3tk).

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 identify x y

Returns the name of the element at position x, y. See ttk::widget(3tk).

pathName instate stateSpec ?script?

Test the widget state. See ttk::widget(3tk).

pathName set value

Sets the value of the combobox to value.

pathName state ?stateSpec?

Modify or query the widget state. See ttk::widget(3tk).

The combobox widget also supports the following ttk::entry widget commands (see ttk::entry(3tk) for details):

 
 
 bbox  deleteicursor
 index insertselection
 xview
 
 

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.

SEE ALSO

ttk::widget(3tk), ttk::entry(3tk)

KEYWORDS

choice, entry, list box, text box, widget