class Tk::CheckButton
Create and manipulate checkbutton widgets
Public Class Methods
Tk::Button::new
# File lib/ffi-tk/widget/checkbutton.rb, line 11 def initialize(parent = Tk.root, options = None) if block_given? super do |options| options[:command] = register_command(:command, &Proc.new) end else super end end
# File lib/ffi-tk/widget/checkbutton.rb, line 7 def self.tk_command 'checkbutton' end
Public Instance Methods
Deselects the checkbutton and sets the associated variable to its “off” value.
# File lib/ffi-tk/widget/checkbutton.rb, line 23 def deselect execute_only(:deselect) end
Flashes the checkbutton. This is accomplished by redisplaying the checkbutton several times, alternating between active and normal colors. At the end of the flash the checkbutton is left in the same normal/active state as when the command was invoked. This command is ignored if the checkbutton's state is disabled.
# File lib/ffi-tk/widget/checkbutton.rb, line 33 def flash execute_only(:flash) end
Does just what would have happened if the user invoked the checkbutton with the mouse: toggle the selection state of the button and invoke the Tcl command associated with the checkbutton, if there is one. The return value is the return value from the Tcl command, or an empty string if there is no command associated with the checkbutton. This command is ignored if the checkbutton's state is disabled.
# File lib/ffi-tk/widget/checkbutton.rb, line 43 def invoke execute_only(:invoke) end
Selects the checkbutton and sets the associated variable to its “on” value.
# File lib/ffi-tk/widget/checkbutton.rb, line 49 def select execute_only(:select) end
Toggles the selection state of the button, redisplaying it and modifying its associated variable to reflect the new state. pressed over a checkbutton, the button activates whenever the mouse pointer is inside the button, and deactivates whenever the mouse pointer leaves the button. minus (-) deselects the button. labelframe .lbl -text “Steps:” checkbutton .c1 -text Lights -variable lights checkbutton .c2 -text Cameras -variable cameras checkbutton .c3 -text Action! -variable action pack .c1 .c2 .c3 -in .lbl pack .lbl
# File lib/ffi-tk/widget/checkbutton.rb, line 62 def toggle execute_only(:toggle) end