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authornagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2005-01-25 14:31:45 +0000
committernagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2005-01-25 14:31:45 +0000
commit4116b8b0f5e04347782dfbce5b1ee35134e2a31a (patch)
treed9a3897ffd5f5b93a814e71ad460d654c14684c6 /ext/tcltklib/lib
parent5ff5e1c91d436e44b6ecd2a8c74c191252af2ed6 (diff)
* ext/tk: merge tcltklib for Ruby/Tk installation control
* ext/tcltklib: remove git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7826 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/tcltklib/lib')
-rw-r--r--ext/tcltklib/lib/tcltk.rb367
1 files changed, 0 insertions, 367 deletions
diff --git a/ext/tcltklib/lib/tcltk.rb b/ext/tcltklib/lib/tcltk.rb
deleted file mode 100644
index 1a6694d..0000000
--- a/ext/tcltklib/lib/tcltk.rb
+++ /dev/null
@@ -1,367 +0,0 @@
-# tof
-
-#### tcltk library, more direct manipulation of tcl/tk
-#### Sep. 5, 1997 Y. Shigehiro
-
-require "tcltklib"
-
-################
-
-# module TclTk: collection of tcl/tk utilities (supplies namespace.)
-module TclTk
-
- # initialize Hash to hold unique symbols and such
- @namecnt = {}
-
- # initialize Hash to hold callbacks
- @callback = {}
-end
-
-# TclTk.mainloop(): call TclTkLib.mainloop()
-def TclTk.mainloop()
- print("mainloop: start\n") if $DEBUG
- TclTkLib.mainloop()
- print("mainloop: end\n") if $DEBUG
-end
-
-# TclTk.deletecallbackkey(ca): remove callback from TclTk module
-# this does not remove callbacks from tcl/tk interpreter
-# without calling this method, TclTkInterpreter will not be GCed
-# ca: callback(TclTkCallback)
-def TclTk.deletecallbackkey(ca)
- print("deletecallbackkey: ", ca.to_s(), "\n") if $DEBUG
- @callback.delete(ca.to_s)
-end
-
-# TclTk.dcb(ca, wid, W): call TclTk.deletecallbackkey() for each callbacks
-# in an array.
-# this is for callback for top-level <Destroy>
-# ca: array of callbacks(TclTkCallback)
-# wid: top-level widget(TclTkWidget)
-# w: information about window given by %W(String)
-def TclTk.dcb(ca, wid, w)
- if wid.to_s() == w
- ca.each{|i|
- TclTk.deletecallbackkey(i)
- }
- end
-end
-
-# TclTk._addcallback(ca): register callback
-# ca: callback(TclTkCallback)
-def TclTk._addcallback(ca)
- print("_addcallback: ", ca.to_s(), "\n") if $DEBUG
- @callback[ca.to_s()] = ca
-end
-
-# TclTk._callcallback(key, arg): invoke registered callback
-# key: key to select callback (to_s value of the TclTkCallback)
-# arg: parameter from tcl/tk interpreter
-def TclTk._callcallback(key, arg)
- print("_callcallback: ", @callback[key].inspect, "\n") if $DEBUG
- @callback[key]._call(arg)
- # throw out callback value
- # should return String to satisfy rb_eval_string()
- return ""
-end
-
-# TclTk._newname(prefix): generate unique name(String)
-# prefix: prefix of the unique name
-def TclTk._newname(prefix)
- # generated name counter is stored in @namecnt
- if !@namecnt.key?(prefix)
- # first appearing prefix, initialize
- @namecnt[prefix] = 1
- else
- # already appeared prefix, generate next name
- @namecnt[prefix] += 1
- end
- return "#{prefix}#{@namecnt[prefix]}"
-end
-
-################
-
-# class TclTkInterpreter: tcl/tk interpreter
-class TclTkInterpreter
-
- # initialize():
- def initialize()
- # generate interpreter object
- @ip = TclTkIp.new()
-
- # add ruby_fmt command to tcl interpreter
- # ruby_fmt command format arguments by `format' and call `ruby' command
- # (notice ruby command receives only one argument)
- if $DEBUG
- @ip._eval("proc ruby_fmt {fmt args} { puts \"ruby_fmt: $fmt $args\" ; set cmd [list ruby [format $fmt $args]] ; uplevel $cmd }")
- else
- @ip._eval("proc ruby_fmt {fmt args} { set cmd [list ruby [format $fmt $args]] ; uplevel $cmd }")
- end
-
- # @ip._get_eval_string(*args): generate string to evaluate in tcl interpreter
- # *args: script which is going to be evaluated under tcl/tk
- def @ip._get_eval_string(*args)
- argstr = ""
- args.each{|arg|
- argstr += " " if argstr != ""
- # call to_eval if it is defined
- if (arg.respond_to?(:to_eval))
- argstr += arg.to_eval()
- else
- # call to_s unless defined
- argstr += arg.to_s()
- end
- }
- return argstr
- end
-
- # @ip._eval_args(*args): evaluate string under tcl/tk interpreter
- # returns result string.
- # *args: script which is going to be evaluated under tcl/tk
- def @ip._eval_args(*args)
- # calculate the string to eval in the interpreter
- argstr = _get_eval_string(*args)
-
- # evaluate under the interpreter
- print("_eval: \"", argstr, "\"") if $DEBUG
- res = _eval(argstr)
- if $DEBUG
- print(" -> \"", res, "\"\n")
- elsif _return_value() != 0
- print(res, "\n")
- end
- fail(%Q/can't eval "#{argstr}"/) if _return_value() != 0 #'
- return res
- end
-
- # generate tcl/tk command object and register in the hash
- @commands = {}
- # for all commands registered in tcl/tk interpreter:
- @ip._eval("info command").split(/ /).each{|comname|
- if comname =~ /^[.]/
- # if command is a widget (path), generate TclTkWidget,
- # and register it in the hash
- @commands[comname] = TclTkWidget.new(@ip, comname)
- else
- # otherwise, generate TclTkCommand
- @commands[comname] = TclTkCommand.new(@ip, comname)
- end
- }
- end
-
- # commands(): returns hash of the tcl/tk commands
- def commands()
- return @commands
- end
-
- # rootwidget(): returns root widget(TclTkWidget)
- def rootwidget()
- return @commands["."]
- end
-
- # _tcltkip(): returns @ip(TclTkIp)
- def _tcltkip()
- return @ip
- end
-
- # method_missing(id, *args): execute undefined method as tcl/tk command
- # id: method symbol
- # *args: method arguments
- def method_missing(id, *args)
- # if command named by id registered, then execute it
- if @commands.key?(id.id2name)
- return @commands[id.id2name].e(*args)
- else
- # otherwise, exception
- super
- end
- end
-end
-
-# class TclTkObject: base class of the tcl/tk objects
-class TclTkObject
-
- # initialize(ip, exp):
- # ip: interpreter(TclTkIp)
- # exp: tcl/tk representation
- def initialize(ip, exp)
- fail("type is not TclTkIp") if !ip.kind_of?(TclTkIp)
- @ip = ip
- @exp = exp
- end
-
- # to_s(): returns tcl/tk representation
- def to_s()
- return @exp
- end
-end
-
-# class TclTkCommand: tcl/tk commands
-# you should not call TclTkCommand.new()
-# commands are created by TclTkInterpreter:initialize()
-class TclTkCommand < TclTkObject
-
- # e(*args): execute command. returns String (e is for exec or eval)
- # *args: command arguments
- def e(*args)
- return @ip._eval_args(to_s(), *args)
- end
-end
-
-# class TclTkLibCommand: tcl/tk commands in the library
-class TclTkLibCommand < TclTkCommand
-
- # initialize(ip, name):
- # ip: interpreter(TclTkInterpreter)
- # name: command name (String)
- def initialize(ip, name)
- super(ip._tcltkip, name)
- end
-end
-
-# class TclTkVariable: tcl/tk variable
-class TclTkVariable < TclTkObject
-
- # initialize(interp, dat):
- # interp: interpreter(TclTkInterpreter)
- # dat: the value to set(String)
- # if nil, not initialize variable
- 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
-
- # although you can set/refer variable by using set in tcl/tk,
- # we provide the method for accessing variables
-
- # set(data): set tcl/tk variable using `set'
- # data: new value
- def set(data)
- @set.e(to_s(), data.to_s())
- end
-
- # get(): read tcl/tk variable(String) using `set'
- def get()
- return @set.e(to_s())
- end
-end
-
-# class TclTkWidget: tcl/tk widget
-class TclTkWidget < TclTkCommand
-
- # initialize(*args):
- # *args: parameters
- 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("illegal # 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 Εω)
- # *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
-end
-
-# class TclTkCallback: tcl/tk callbacks
-class TclTkCallback < TclTkObject
-
- # initialize(interp, pr, arg):
- # interp: interpreter(TclTkInterpreter)
- # pr: callback procedure(Proc)
- # arg: string to pass as block parameters of pr
- # bind command of tcl/tk uses % replacement for parameters
- # pr can receive replaced data using block parameter
- # its format is specified by arg string
- # You should not specify arg for the command like
- # scrollbar with -command option, which receives parameters
- # without specifying any replacement
- def initialize(interp, pr, arg = nil)
- # auto-generate tcl/tk representation (variable name)
- exp = TclTk._newname("c_")
- # initialize TclTkObject
- super(interp._tcltkip(), exp)
- # save parameters
- @pr = pr
- @arg = arg
- # register in the module
- TclTk._addcallback(self)
- end
-
- # to_eval(): retuens string representation for @ip._eval_args
- def to_eval()
- if @arg
- # bind replaces %s before calling ruby_fmt, so %%s is used
- s = %Q/{ruby_fmt {TclTk._callcallback("#{to_s()}", "%%s")} #{@arg}}/
- else
- s = %Q/{ruby_fmt {TclTk._callcallback("#{to_s()}", "%s")}}/
- end
-
- return s
- end
-
- # _call(arg): invoke callback
- # arg: callback parameter
- def _call(arg)
- @pr.call(arg)
- end
-end
-
-# class TclTkImage: tcl/tk images
-class TclTkImage < TclTkCommand
-
- # initialize(interp, t, *args):
- # generating image is done by TclTkImage.new()
- # destrying is done by image delete (inconsistent, sigh)
- # interp: interpreter(TclTkInterpreter)
- # t: image type (photo, bitmap, etc.)
- # *args: command argument
- def initialize(interp, t, *args)
- # auto-generate tcl/tk representation
- exp = TclTk._newname("i_")
- # initialize TclTkObject
- super(interp._tcltkip(), exp)
- # generate image
- res = @ip._eval_args("image create", t, exp, *args)
- fail("can't create Image") if res != exp
- end
-end
-
-# eof