* ext/tk/tcltklib.c: add methods to treat encoding mode.
* ext/tk/MANUAL_tcltklib.eng: add description of TclTkLib#encoding,
encoding_system, and so on.
* ext/tk/MANUAL_tcltklib.eucj: ditto.
* ext/tk/tkutil/tkutil.c: fail to create a Tcl's list string from
an array including multiple kind of encoded strings.
* ext/tk/lib/tk.rb: ditto.
* ext/tk/lib/multi-tk.rb: 2nd arg of _{to|from}UTF8 is omissible.
* ext/tk/lib/remote-tk.rb: ditto.
* ext/tk/lib/tk.rb: override TclTkLib#encoding and encoding= to
use TkCore::INTERP.encoding and encoding=.
* ext/tk/lib/tk.rb: when "require 'tk'" and $KCODE=='NONE', check
DEFAULT_TK_ENCODING to decide Ruby/Tk's system encoding mode.
* ext/tk/lib/tk/encodedstr.rb: check both of Tk.encoding and
Tk.encoding_system. Tk.encoding has higher priority.
* ext/tk/lib/tk/optiondb.rb: ditto.
* ext/tk/lib/tk/spinbox.rb: ditto.
* ext/tk/lib/tk/validation.rb: ditto.
* ext/tk/lib/tk/namespace.rb: arguemnts for TclTkIp#_merge_tklist
should be UTF-8 strings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8722 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
avoid SEGV trouble.
* ext/tk/tkutil/tkutil.c; fix a bug on converting a SJIS string array
to a Tcl's list string.
* ext/tk/tcltklib.c: wrap Tcl's original "namespace" command to
protect from namespace crash.
* ext/tk/lib/multi-tk.rb: enforce exception-handling.
* ext/tk/lib/multi-tk.rb: catch IRB_EXIT to work on irb.
* ext/tk/lib/tk.rb: ditto.
* ext/tk/tcltklib.c: add TclTkLib.mainloop_thread?
* ext/tk/lib/multi-tk.rb: (bug fix) callback returns a value.
* ext/tk/lib/tk/canvas.rb (delete): bug fix when multiple arguments.
* ext/tk/lib/clock.rb: fix 'no method error'.
* ext/tk/lib/clock.rb (self.clicks): accept a Symbol argument.
* ext/tk/lib/variable.rb: be able to set default_value_type; :numeric,
:bool, :string, :symbol, :list, :numlist or nil (default; same to
:string). If set a type, TkVariable#value returns a value of the type.
* ext/tk/lib/tkextlib/tclx/tclx.rb: add Tk::TclX.signal to warn the
risk of using TclX extension's 'signal' command.
* ext/tk/sample/irbtk.rb: irb with Ruby/Tk.
* ext/tk/sample/demos-*/anilabel.rb: bug fix on 'show code'
* ext/tk/sample/demos-*/aniwave.rb: new Ruby/Tk animation demo.
* ext/tk/sample/demos-*/pendulum.rb: ditto.
* ext/tk/sample/demos-*/goldberg.rb: ditto.
* ext/tk/sample/demos-*/widget: add entries of animation demos.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8046 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
