Class: TclTkVariable

Inherits:

TclTkObject

• Object
• TclTkObject
• TclTkVariable

Defined in:

lib/tcltk.rb

Overview

class TclTkVariable: tcl/tk variable

Instance Method Summary

• #get ⇒ Object

  get(): read tcl/tk variable(String) using ‘set’.

• #initialize(interp, dat) ⇒ TclTkVariable constructor

  initialize(interp, dat): interp: interpreter(TclTkInterpreter) dat: the value to set(String) if nil, not initialize variable.

• #set(data) ⇒ Object

  set(data): set tcl/tk variable using ‘set’ data: new value.

Methods inherited from TclTkObject

#to_s

Constructor Details

#initialize(interp, dat) ⇒ TclTkVariable

initialize(interp, dat):

interp: interpreter(TclTkInterpreter)
dat: the value to set(String)
    if nil, not initialize variable

# File 'lib/tcltk.rb', line 230

def initialize(interp, dat)
  # auto-generate tcl/tk representation (variable name)
  exp = TclTk._newname("v_")
  # initialize TclTkObject
  super(interp._tcltkip(), exp)
  # safe this for `set' command
  @set = interp.commands()["set"]
  # set value
  set(dat) if dat
end

Instance Method Details

#get ⇒ Object

get(): read tcl/tk variable(String) using ‘set’

# File 'lib/tcltk.rb', line 251

def get()
  return @set.e(to_s())
end

#set(data) ⇒ Object

set(data): set tcl/tk variable using ‘set’

data: new value

# File 'lib/tcltk.rb', line 246

def set(data)
  @set.e(to_s(), data.to_s())
end