--- /dev/null
+#
+# autoload
+#
+############################################
+# geometry manager
+module Tk
+ autoload :Grid, 'tk/grid'
+ def Grid(*args); TkGrid.configure(*args); end
+
+ autoload :Pack, 'tk/pack'
+ def Pack(*args); TkPack.configure(*args); end
+
+ autoload :Place, 'tk/place'
+ def Place(*args); TkPlace.configure(*args); end
+end
+
+autoload :TkGrid, 'tk/grid'
+def TkGrid(*args); TkGrid.configure(*args); end
+
+autoload :TkPack, 'tk/pack'
+def TkPack(*args); TkPack.configure(*args); end
+
+autoload :TkPlace, 'tk/place'
+def TkPlace(*args); TkPlace.configure(*args); end
+
+
+############################################
+# classes on Tk module
+module Tk
+ autoload :Button, 'tk/button'
+
+ autoload :Canvas, 'tk/canvas'
+
+ autoload :CheckButton, 'tk/checkbutton'
+ autoload :Checkbutton, 'tk/checkbutton'
+
+ autoload :Entry, 'tk/entry'
+
+ autoload :Frame, 'tk/frame'
+
+ autoload :Label, 'tk/label'
+
+ autoload :LabelFrame, 'tk/labelframe'
+ autoload :Labelframe, 'tk/labelframe'
+
+ autoload :Listbox, 'tk/listbox'
+
+ autoload :Menu, 'tk/menu'
+ autoload :MenuClone, 'tk/menu'
+ autoload :CloneMenu, 'tk/menu'
+ autoload :SystemMenu, 'tk/menu'
+ autoload :SysMenu_Help, 'tk/menu'
+ autoload :SysMenu_System, 'tk/menu'
+ autoload :SysMenu_Apple, 'tk/menu'
+ autoload :Menubutton, 'tk/menu'
+ autoload :MenuButton, 'tk/menu'
+ autoload :OptionMenubutton, 'tk/menu'
+ autoload :OptionMenBbutton, 'tk/menu'
+
+ autoload :Message, 'tk/message'
+
+ autoload :PanedWindow, 'tk/panedwindow'
+ autoload :Panedwindow, 'tk/panedwindow'
+
+ autoload :RadioButton, 'tk/radiobutton'
+ autoload :Radiobutton, 'tk/radiobutton'
+
+ autoload :Root, 'tk/root'
+
+ autoload :Scale, 'tk/scale'
+
+ autoload :Scrollbar, 'tk/scrollbar'
+ autoload :XScrollbar, 'tk/scrollbar'
+ autoload :YScrollbar, 'tk/scrollbar'
+
+ autoload :Spinbox, 'tk/spinbox'
+
+ autoload :Text, 'tk/text'
+
+ autoload :Toplevel, 'tk/toplevel'
+end
+
+
+############################################
+# sub-module of Tk
+module Tk
+ autoload :Clock, 'tk/clock'
+
+ autoload :OptionObj, 'tk/optionobj'
+
+ autoload :X_Scrollable, 'tk/scrollable'
+ autoload :Y_Scrollable, 'tk/scrollable'
+ autoload :Scrollable, 'tk/scrollable'
+
+ autoload :Wm, 'tk/wm'
+ autoload :Wm_for_General, 'tk/wm'
+
+ autoload :MacResource, 'tk/macpkg'
+
+ autoload :WinDDE, 'tk/winpkg'
+ autoload :WinRegistry, 'tk/winpkg'
+
+ autoload :ValidateConfigure, 'tk/validation'
+ autoload :ItemValidateConfigure, 'tk/validation'
+
+ autoload :EncodedString, 'tk/encodedstr'
+ def Tk.EncodedString(str, enc = nil); Tk::EncodedString.new(str, enc); end
+
+ autoload :BinaryString, 'tk/encodedstr'
+ def Tk.BinaryString(str); Tk::BinaryString.new(str); end
+
+ autoload :UTF8_String, 'tk/encodedstr'
+ def Tk.UTF8_String(str); Tk::UTF8_String.new(str); end
+
+end
+
+
+############################################
+# toplevel classes/modules (fixed)
+autoload :TkBgError, 'tk/bgerror'
+
+autoload :TkBindTag, 'tk/bindtag'
+autoload :TkBindTagAll, 'tk/bindtag'
+autoload :TkDatabaseClass, 'tk/bindtag'
+
+autoload :TkConsole, 'tk/console'
+
+autoload :TkcItem, 'tk/canvas'
+autoload :TkcArc, 'tk/canvas'
+autoload :TkcBitmap, 'tk/canvas'
+autoload :TkcImage, 'tk/canvas'
+autoload :TkcLine, 'tk/canvas'
+autoload :TkcOval, 'tk/canvas'
+autoload :TkcPolygon, 'tk/canvas'
+autoload :TkcRectangle, 'tk/canvas'
+autoload :TkcText, 'tk/canvas'
+autoload :TkcWindow, 'tk/canvas'
+
+autoload :TkcTagAccess, 'tk/canvastag'
+autoload :TkcTag, 'tk/canvastag'
+autoload :TkcTagString, 'tk/canvastag'
+autoload :TkcNamedTag, 'tk/canvastag'
+autoload :TkcTagAll, 'tk/canvastag'
+autoload :TkcTagCurrent, 'tk/canvastag'
+autoload :TkcTagGroup, 'tk/canvastag'
+
+autoload :TkClipboard, 'tk/clipboard'
+
+autoload :TkComposite, 'tk/composite'
+
+autoload :TkConsole, 'tk/console'
+
+autoload :TkDialog, 'tk/dialog'
+autoload :TkDialog2, 'tk/dialog'
+autoload :TkDialogObj, 'tk/dialog'
+autoload :TkWarning, 'tk/dialog'
+autoload :TkWarning2, 'tk/dialog'
+autoload :TkWarningObj, 'tk/dialog'
+
+autoload :TkEvent, 'tk/event'
+
+autoload :TkFont, 'tk/font'
+autoload :TkNamedFont, 'tk/font'
+
+autoload :TkImage, 'tk/image'
+autoload :TkBitmapImage, 'tk/image'
+autoload :TkPhotoImage, 'tk/image'
+
+autoload :TkItemConfigMethod, 'tk/itemconfig'
+
+autoload :TkTreatItemFont, 'tk/itemfont'
+
+autoload :TkKinput, 'tk/kinput'
+
+autoload :TkSystemMenu, 'tk/menu'
+
+autoload :TkMenubar, 'tk/menubar'
+
+autoload :TkMenuSpec, 'tk/menuspec'
+
+autoload :TkManageFocus, 'tk/mngfocus'
+
+autoload :TkMsgCatalog, 'tk/msgcat'
+autoload :TkMsgCat, 'tk/msgcat'
+
+autoload :TkNamespace, 'tk/namespace'
+
+autoload :TkOptionDB, 'tk/optiondb'
+autoload :TkOption, 'tk/optiondb'
+autoload :TkResourceDB, 'tk/optiondb'
+
+autoload :TkPackage, 'tk/package'
+
+autoload :TkPalette, 'tk/palette'
+
+autoload :TkRoot, 'tk/root'
+
+autoload :TkScrollbox, 'tk/scrollbox'
+
+autoload :TkSelection, 'tk/selection'
+
+autoload :TkTreatTagFont, 'tk/tagfont'
+
+autoload :TkTextImage, 'tk/textimage'
+autoload :TktImage, 'tk/textimage'
+
+autoload :TkTextMark, 'tk/textmark'
+autoload :TkTextNamedMark, 'tk/textmark'
+autoload :TkTextMarkInsert, 'tk/textmark'
+autoload :TkTextMarkCurrent, 'tk/textmark'
+autoload :TkTextMarkAnchor, 'tk/textmark'
+autoload :TktMark, 'tk/textmark'
+autoload :TktNamedMark, 'tk/textmark'
+autoload :TktMarkInsert, 'tk/textmark'
+autoload :TktMarkCurrent, 'tk/textmark'
+autoload :TktMarkAnchor, 'tk/textmark'
+
+autoload :TkTextTag, 'tk/texttag'
+autoload :TkTextNamedTag, 'tk/texttag'
+autoload :TkTextTagSel, 'tk/texttag'
+autoload :TktTag, 'tk/texttag'
+autoload :TktNamedTag, 'tk/texttag'
+autoload :TktTagSel, 'tk/texttag'
+
+autoload :TkTextWindow, 'tk/textwindow'
+autoload :TktWindow, 'tk/textwindow'
+
+autoload :TkAfter, 'tk/timer'
+autoload :TkTimer, 'tk/timer'
+autoload :TkRTTimer, 'tk/timer'
+
+autoload :TkTextWin, 'tk/txtwin_abst'
+
+autoload :TkValidation, 'tk/validation'
+autoload :TkValidateCommand, 'tk/validation'
+
+autoload :TkVariable, 'tk/variable'
+autoload :TkVarAccess, 'tk/variable'
+
+autoload :TkVirtualEvent, 'tk/virtevent'
+autoload :TkNamedVirtualEvent,'tk/virtevent'
+
+autoload :TkWinfo, 'tk/winfo'
+
+autoload :TkXIM, 'tk/xim'
+
+
+############################################
+# toplevel classes/modules (switchable)
+module Tk
+ @TOPLEVEL_ALIAS_TABLE = {}
+ @TOPLEVEL_ALIAS_TABLE[:Tk] = {
+ :TkButton => 'tk/button',
+
+ :TkCanvas => 'tk/canvas',
+
+ :TkCheckButton => 'tk/checkbutton',
+ :TkCheckbutton => 'tk/checkbutton',
+
+ # :TkDialog => 'tk/dialog',
+ # :TkDialog2 => 'tk/dialog',
+ # :TkDialogObj => 'tk/dialog',
+ # :TkWarning => 'tk/dialog',
+ # :TkWarning2 => 'tk/dialog',
+ # :TkWarningObj => 'tk/dialog',
+
+ :TkEntry => 'tk/entry',
+
+ :TkFrame => 'tk/frame',
+
+ :TkLabel => 'tk/label',
+
+ :TkLabelFrame => 'tk/labelframe',
+ :TkLabelframe => 'tk/labelframe',
+
+ :TkListbox => 'tk/listbox',
+
+ :TkMacResource => 'tk/macpkg',
+
+ :TkMenu => 'tk/menu',
+ :TkMenuClone => 'tk/menu',
+ :TkCloneMenu => 'tk/menu',
+ # :TkSystemMenu => 'tk/menu',
+ :TkSysMenu_Help => 'tk/menu',
+ :TkSysMenu_System => 'tk/menu',
+ :TkSysMenu_Apple => 'tk/menu',
+ :TkMenubutton => 'tk/menu',
+ :TkMenuButton => 'tk/menu',
+ :TkOptionMenubutton => 'tk/menu',
+ :TkOptionMenuButton => 'tk/menu',
+
+ :TkMessage => 'tk/message',
+
+ :TkPanedWindow => 'tk/panedwindow',
+ :TkPanedwindow => 'tk/panedwindow',
+
+ :TkRadioButton => 'tk/radiobutton',
+ :TkRadiobutton => 'tk/radiobutton',
+
+ # :TkRoot => 'tk/root',
+
+ :TkScale => 'tk/scale',
+
+ :TkScrollbar => 'tk/scrollbar',
+ :TkXScrollbar => 'tk/scrollbar',
+ :TkYScrollbar => 'tk/scrollbar',
+
+ :TkSpinbox => 'tk/spinbox',
+
+ :TkText => 'tk/text',
+
+ :TkToplevel => 'tk/toplevel',
+
+ :TkWinDDE => 'tk/winpkg',
+ :TkWinRegistry => 'tk/winpkg',
+ }
+
+ @TOPLEVEL_ALIAS_OWNER = {}
+
+ @TOPLEVEL_ALIAS_SETUP_PROC = {}
+
+ @current_default_widget_set = nil
+end
+
+
+############################################
+# methods to control default widget set
+############################################
+
+class << Tk
+ def default_widget_set
+ @current_default_widget_set
+ end
+
+ def default_widget_set=(target)
+ target = target.to_sym
+ return target if target == @current_default_widget_set
+
+ if (cmd = @TOPLEVEL_ALIAS_SETUP_PROC[target])
+ cmd.call(target)
+ end
+
+ _replace_toplevel_aliases(target)
+ end
+
+ def __set_toplevel_aliases__(target, obj, *symbols)
+ @TOPLEVEL_ALIAS_TABLE[target = target.to_sym] ||= {}
+ symbols.each{|sym|
+ @TOPLEVEL_ALIAS_TABLE[target][sym = sym.to_sym] = obj
+ # if @current_default_widget_set == target
+ if @TOPLEVEL_ALIAS_OWNER[sym] == target
+ Object.class_eval{remove_const sym} if Object.const_defined?(sym)
+ Object.const_set(sym, obj)
+ end
+ }
+ end
+
+ ###################################
+ private
+ def _replace_toplevel_aliases(target)
+ # check already autoloaded
+ if (table = @TOPLEVEL_ALIAS_TABLE[current = @current_default_widget_set])
+ table.each{|sym, file|
+ if !Object.autoload?(sym) && Object.const_defined?(sym) &&
+ @TOPLEVEL_ALIAS_TABLE[current][sym].kind_of?(String)
+ # autoload -> class
+ @TOPLEVEL_ALIAS_TABLE[current][sym] = Object.const_get(sym)
+ end
+ }
+ end
+
+ # setup autoloads
+ @TOPLEVEL_ALIAS_TABLE[target].each{|sym, file|
+ Object.class_eval{remove_const sym} if Object.const_defined?(sym)
+ if file.kind_of?(String)
+ # file => autoload target file
+ Object.autoload(sym, file)
+ else
+ # file => loaded class object
+ Object.const_set(sym, file)
+ end
+ @TOPLEVEL_ALIAS_OWNER[sym] = target
+ }
+
+ # update current alias
+ @current_default_widget_set = target
+ end
+end
+
+############################################
+# setup default widget set => :Tk
+Tk.default_widget_set = :Tk
+
+
+############################################
+# depend on the version of Tcl/Tk
+# major, minor, type, patchlevel = TclTkLib.get_version
+
+############################################
+# Ttk (Tile) support
+=begin
+if major > 8 ||
+ (major == 8 && minor > 5) ||
+ (major == 8 && minor == 5 && type >= TclTkLib::RELEASE_TYPE::BETA)
+ # Tcl/Tk 8.5 beta or later
+ Object.autoload :Ttk, 'tkextlib/tile'
+ Tk.autoload :Tile, 'tkextlib/tile'
+
+ require 'tk/ttk_selector'
+end
+=end
+Object.autoload :Ttk, 'tkextlib/tile'
+Tk.autoload :Tile, 'tkextlib/tile'
+require 'tk/ttk_selector'
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