Class: TclTkWidget
- Inherits:
-
TclTkCommand
- Object
- TclTkObject
- TclTkCommand
- TclTkWidget
- Defined in:
- lib/tcltk.rb
Overview
class TclTkWidget: tcl/tk widget
Direct Known Subclasses
Instance Method Summary collapse
-
#initialize(*args) ⇒ TclTkWidget
constructor
initialize(*args): *args: parameters.
Methods inherited from TclTkCommand
Methods inherited from TclTkObject
Constructor Details
#initialize(*args) ⇒ TclTkWidget
initialize(*args):
*args: parameters
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# File 'lib/tcltk.rb', line 260 def initialize(*args) if args[0].kind_of?(TclTkIp) # in case the 1st argument is TclTkIp: # Wrap tcl/tk widget by TclTkWidget # (used in TclTkInterpreter#initialize()) # need two arguments fail("invalid # of parameter") if args.size != 2 # ip: interpreter(TclTkIp) # exp: tcl/tk representation ip, exp = args # initialize TclTkObject super(ip, exp) elsif args[0].kind_of?(TclTkInterpreter) # in case 1st parameter is TclTkInterpreter: # generate new widget from parent widget # interp: interpreter(TclTkInterpreter) # parent: parent widget # command: widget generating tk command(label 等) # *args: argument to the command interp, parent, command, *args = args # generate widget name exp = parent.to_s() exp += "." if exp !~ /[.]$/ exp += TclTk._newname("w_") # initialize TclTkObject super(interp._tcltkip(), exp) # generate widget res = @ip._eval_args(command, exp, *args) # fail("can't create Widget") if res != exp # for tk_optionMenu, it is legal res != exp else fail("first parameter is not TclTkInterpreter") end end |