Perl/Tk Pocket Reference

7. The Menu Widget 21

-postcommand => callback

Specify callback to invoke immediately before the menu

is posted.

-selectcolor => color

Specifies indicator color for checkbutton and radiobutton

entries.

-tearoff => boolean

Whether to include a tear-off entry at top of menu.

-tearoffcommand => callback

Specifies command to be run when menu is torn off. The

name of the menu and the new torn-off window will be

appended on invocation.

-title => string

Uses string for window title when the menu is torn off.

-type => type

Used during creation to specify

menubar, tearoff, or

normal.

Entry Types:

cascade, checkbutton, command,

radiobutton, separator

Menu Indices: number (starts at 0, normally the tearoff

item),

active, last, none, @y,

matchPattern

Menu Widget Commands

$menu->activate(index);

Changes state of entry at index to be sole active entry in

menu.

$menu->add(type ?, -option => value ... ?);

Adds new entry of type type to bottom of menu. See

below for options.

$menu->cascade(?-option => value ... ?);

Adds new cascade entry to bottom of menu. See below

for options.

22 Perl/Tk Pocket Reference

$menu->checkbutton(?-option => value ... ?);

Adds new checkbutton entry to bottom of menu. See

below for options.

$menu->clone(newMenuName ?, cloneType ?);

Clones

$menu as a new menu newMenuName of type

cloneType (see

-type).

$menu->command ...