Documentation generated from fossil trunk


ttk::combobox -
text field with popdown selection list


ttk::combobox pathName ?options?


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.



NameDatabase nameDatabase class
 Boolean value. If set, the widget selection is linked to the X selection.
 Specifies how the text is aligned within the widget. Must be one of left, center, or right.
 Specifies the height of the pop-down listbox, in rows.
 A Tcl script to evaluate immediately before displaying the listbox. The -postcommand script may specify the -values to display.
 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.
 Specifies the name of a global variable whose value is linked to the widget value. Whenever the variable changes value the widget value is updated, and vice versa.
 Specifies the list of values to display in the drop-down listbox.
 Specifies an integer value indicating the desired width of the entry window, in average-size characters of the widget's font.


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 subcommands (see ttk::entry(n) for details):

The combobox widget also supports the following generic ttk::widget widget subcommands (see ttk::widget(n) for details):


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.


ttk::widget(n), ttk::entry(n)


choice, entry, list box, text box, widget