The Button Widget

Create a simple button with the Button method:

$parentwidget->Button (options)

The standard configuration options that apply to Button are: -activebackground, -activeforeground, -anchor, -background, -bg, -bitmap, -borderwidth, -bd, -cursor, -default, -disabledforeground, -font, -foreground, -fg, -height, -highlight-background, -highlightcolor, -highlightthickness, -image, -justify, -padx, -pady, -relief, -state, -takefocus, -underline, -width, and -wraplength.

Other options are:

  • -command => callback
  • Pointer to a function that will be called when the button is pressed.
  • -text => 'text'
  • Defines the text string displayed on the button. See also -textvariable.
  • -textvariable => $variable
  • Points to the variable containing text to be displayed in the button. Button text will change as $variable does.

Button Methods

In addition to configure and cget, the following methods can be used for Button:

  • flash
  • Causes the button to flash from the normal to active state colors.
  • invoke
  • Invokes the callback command as if the button was clicked.