diff options
Diffstat (limited to 'ruby_1_8_6/ext/tk/lib/tk/msgcat.rb')
| -rw-r--r-- | ruby_1_8_6/ext/tk/lib/tk/msgcat.rb | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/ruby_1_8_6/ext/tk/lib/tk/msgcat.rb b/ruby_1_8_6/ext/tk/lib/tk/msgcat.rb new file mode 100644 index 0000000000..061e43fd89 --- /dev/null +++ b/ruby_1_8_6/ext/tk/lib/tk/msgcat.rb @@ -0,0 +1,292 @@ +# +# tk/msgcat.rb : methods for Tcl message catalog +# by Hidetoshi Nagai <nagai@ai.kyutech.ac.jp> +# +require 'tk' + +#class TkMsgCatalog +class TkMsgCatalog < TkObject + include TkCore + extend Tk + #extend TkMsgCatalog + + TkCommandNames = [ + '::msgcat::mc'.freeze, + '::msgcat::mcmax'.freeze, + '::msgcat::mclocale'.freeze, + '::msgcat::mcpreferences'.freeze, + '::msgcat::mcload'.freeze, + '::msgcat::mcset'.freeze, + '::msgcat::mcmset'.freeze, + '::msgcat::mcunknown'.freeze + ].freeze + + tk_call_without_enc('package', 'require', 'Tcl', '8.2') + + PACKAGE_NAME = 'msgcat'.freeze + def self.package_name + PACKAGE_NAME + end + + if self.const_defined? :FORCE_VERSION + tk_call_without_enc('package', 'require', 'msgcat', FORCE_VERSION) + else + tk_call_without_enc('package', 'require', 'msgcat') + end + + MSGCAT_EXT = '.msg' + + UNKNOWN_CBTBL = Hash.new{|hash,key| hash[key] = {}}.taint + + TkCore::INTERP.add_tk_procs('::msgcat::mcunknown', 'args', <<-'EOL') + if {[set st [catch {eval {ruby_cmd TkMsgCatalog callback} [namespace current] $args} ret]] != 0} { + #return -code $st $ret + set idx [string first "\n\n" $ret] + if {$idx > 0} { + return -code $st \ + -errorinfo [string range $ret [expr $idx + 2] \ + [string length $ret]] \ + [string range $ret 0 [expr $idx - 1]] + } else { + return -code $st $ret + } + } else { + return $ret + } + EOL + + def self.callback(namespace, locale, src_str, *args) + src_str = sprintf(src_str, *args) unless args.empty? + cmd_tbl = TkMsgCatalog::UNKNOWN_CBTBL[TkCore::INTERP.__getip] + cmd = cmd_tbl[namespace] + cmd = cmd_tbl['::'] unless cmd # use global scope as interp default + return src_str unless cmd # no cmd -> return src-str (default action) + begin + cmd.call(locale, src_str) + rescue SystemExit + exit(0) + rescue Interrupt + exit!(1) + rescue Exception => e + begin + msg = _toUTF8(e.class.inspect) + ': ' + + _toUTF8(e.message) + "\n" + + "\n---< backtrace of Ruby side >-----\n" + + _toUTF8(e.backtrace.join("\n")) + + "\n---< backtrace of Tk side >-------" + msg.instance_variable_set(:@encoding, 'utf-8') + rescue Exception + msg = e.class.inspect + ': ' + e.message + "\n" + + "\n---< backtrace of Ruby side >-----\n" + + e.backtrace.join("\n") + + "\n---< backtrace of Tk side >-------" + end + fail(e, msg) + end + end + + def initialize(namespace = nil) + if namespace.kind_of?(TkNamespace) + @namespace = namespace + elsif namespace == nil + @namespace = TkNamespace.new('::') # global namespace + else + @namespace = TkNamespace.new(namespace) + end + @path = @namespace.path + + @msgcat_ext = '.msg' + end + attr_accessor :msgcat_ext + + def method_missing(id, *args) + # locale(src, trans) ==> set_translation(locale, src, trans) + loc = id.id2name + case args.length + when 0 # set locale + self.locale=(loc) + + when 1 # src only, or trans_list + if args[0].kind_of?(Array) + # trans_list + #list = args[0].collect{|src, trans| + # [ Tk::UTF8_String.new(src), Tk::UTF8_String.new(trans) ] + #} + self.set_translation_list(loc, args[0]) + else + # src + #self.set_translation(loc, Tk::UTF8_String.new(args[0])) + self.set_translation(loc, args[0]) + end + + when 2 # src and trans, or, trans_list and enc + if args[0].kind_of?(Array) + else + #self.set_translation(loc, args[0], Tk::UTF8_String.new(args[1])) + self.set_translation(loc, *args) + end + + when 3 # src and trans and enc + self.set_translation(loc, *args) + + else + super(id, *args) +# fail NameError, "undefined method `#{name}' for #{self.to_s}", error_at + + end + end + + # *args ::= form, arg, arg, ... + def self.translate(*args) + dst = args.collect{|src| + tk_call_without_enc('::msgcat::mc', _get_eval_string(src, true)) + } + Tk.UTF8_String(sprintf(*dst)) + end + class << self + alias mc translate + alias [] translate + end + def translate(*args) + dst = args.collect{|src| + @namespace.eval{tk_call_without_enc('::msgcat::mc', + _get_eval_string(src, true))} + } + Tk.UTF8_String(sprintf(*dst)) + end + alias mc translate + alias [] translate + + def self.maxlen(*src_strings) + tk_call('::msgcat::mcmax', *src_strings).to_i + end + def maxlen(*src_strings) + @namespace.eval{tk_call('::msgcat::mcmax', *src_strings).to_i} + end + + def self.locale + tk_call('::msgcat::mclocale') + end + def locale + @namespace.eval{tk_call('::msgcat::mclocale')} + end + + def self.locale=(locale) + tk_call('::msgcat::mclocale', locale) + end + def locale=(locale) + @namespace.eval{tk_call('::msgcat::mclocale', locale)} + end + + def self.preferences + tk_split_simplelist(tk_call('::msgcat::mcpreferences')) + end + def preferences + tk_split_simplelist(@namespace.eval{tk_call('::msgcat::mcpreferences')}) + end + + def self.load_tk(dir) + number(tk_call('::msgcat::mcload', dir)) + end + + def self.load_rb(dir) + count = 0 + preferences().each{|loc| + file = File.join(dir, loc + self::MSGCAT_EXT) + if File.readable?(file) + count += 1 + eval(open(file){|f| f.read}) + end + } + count + end + + def load_tk(dir) + number(@namespace.eval{tk_call('::msgcat::mcload', dir)}) + end + + def load_rb(dir) + count = 0 + preferences().each{|loc| + file = File.join(dir, loc + @msgcat_ext) + if File.readable?(file) + count += 1 + @namespace.eval(open(file){|f| f.read}) + end + } + count + end + + def self.load(dir) + self.load_rb(dir) + end + alias load load_rb + + def self.set_translation(locale, src_str, trans_str=None, enc='utf-8') + if trans_str && trans_str != None + trans_str = Tk.UTF8_String(_toUTF8(trans_str, enc)) + Tk.UTF8_String(tk_call_without_enc('::msgcat::mcset', + locale, + _get_eval_string(src_str, true), + trans_str)) + else + Tk.UTF8_String(tk_call_without_enc('::msgcat::mcset', + locale, + _get_eval_string(src_str, true))) + end + end + def set_translation(locale, src_str, trans_str=None, enc='utf-8') + if trans_str && trans_str != None + trans_str = Tk.UTF8_String(_toUTF8(trans_str, enc)) + Tk.UTF8_String(@namespace.eval{ + tk_call_without_enc('::msgcat::mcset', + locale, + _get_eval_string(src_str, true), + trans_str) + }) + else + Tk.UTF8_String(@namespace.eval{ + tk_call_without_enc('::msgcat::mcset', + locale, + _get_eval_string(src_str, true))}) + end + end + + def self.set_translation_list(locale, trans_list, enc='utf-8') + # trans_list ::= [ [src, trans], [src, trans], ... ] + list = [] + trans_list.each{|src, trans| + if trans && trans != None + list << _get_eval_string(src, true) + list << Tk.UTF8_Stirng(_toUTF8(trans, enc)) + else + list << _get_eval_string(src, true) << '' + end + } + number(tk_call_without_enc('::msgcat::mcmset', locale, list)) + end + def set_translation_list(locale, trans_list, enc='utf-8') + # trans_list ::= [ [src, trans], [src, trans], ... ] + list = [] + trans_list.each{|src, trans| + if trans && trans != None + list << _get_eval_string(src, true) + list << Tk.UTF8_String(_toUTF8(trans, enc)) + else + list << _get_eval_string(src, true) << '' + end + } + number(@namespace.eval{ + tk_call_without_enc('::msgcat::mcmset', locale, list) + }) + end + + def self.def_unknown_proc(cmd=Proc.new) + TkMsgCatalog::UNKNOWN_CBTBL[TkCore::INTERP.__getip]['::'] = cmd + end + def def_unknown_proc(cmd=Proc.new) + TkMsgCatalog::UNKNOWN_CBTBL[TkCore::INTERP.__getip][@namespace.path] = cmd + end +end + +TkMsgCat = TkMsgCatalog |