diff options
Diffstat (limited to 'ruby_1_9_3/ext/tk/lib/tk/optionobj.rb')
| -rw-r--r-- | ruby_1_9_3/ext/tk/lib/tk/optionobj.rb | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/ruby_1_9_3/ext/tk/lib/tk/optionobj.rb b/ruby_1_9_3/ext/tk/lib/tk/optionobj.rb deleted file mode 100644 index 29b06da0eb..0000000000 --- a/ruby_1_9_3/ext/tk/lib/tk/optionobj.rb +++ /dev/null @@ -1,212 +0,0 @@ -# -# tk/optionobj.rb : control options for a group of widgets -# -# NOTE: If you want to use key-only option (no value), -# use Tk::None for the value of the key-only option. -# -# e.g. hash_kv({'aaa'=>1, 'bbb'=>Tk::None, 'ccc'=>3}) -# => ["-aaa", 1, "-bbb", "-ccc", 3] -# -require 'tk' - -module Tk - class OptionObj < Hash - include TkUtil - - def initialize(hash = nil) - super() - @observ = [] - update_without_notify(_symbolkey2str(hash)) if hash - end - - def observ_info - @observ.dup - end - - def observs - @observ.collect{|win| - if win.kind_of?(Array) - win[0] - else - win - end - } - end - - def _remove_win(win) - if win.kind_of?(Array) - widget, method = win - @observ.delete_if{|x| - if x.kind_of?(Array) - x[0] == widget - else - x == widget - end - } - else - @observ.delete_if{|x| - if x.kind_of?(Array) - x[0] == win - else - x == win - end - } - end - end - private :_remove_win - - def assign(*wins) - # win := - # widget #==> call widget.configure(hash) - # [widget] #==> call widget.configure(hash) - # [widget, nil, {src=>target, ... }] - # #==> call widget.configure(hash) - # with converting hash-key - # [widget, method] #==> call widget.method(hash) - # [widget, method, {src=>target, ... }] - # #==> call widget.method(hash) - # with converting hash-key - # [widget [receiver, method, arg, ... ]] - # #==> call receiver.method(arg, ... , hash) - # [widget [receiver, method, arg, ... ], {src=>target, ... }] - # #==> call receiver.method(arg, ... , hash) - # with onverting hash-key - # - # src := option_name_on_optobj - # - # target := - # nil #==> not use the src - # option_name_on_target_widget - # [ option_name_on_target_widget, ... ] - # #==> set all of them - # - wins.each{|win| - _remove_win(win) - @observ << win - notify(win) - } - self - end - - def unassign(*wins) - wins.each{|win| - _remove_win(win) - } - self - end - - def notify(target = nil) - if target - targets = [target] - elsif @observ.empty? - return self - else - targets = @observ.dup - end - - return self if empty? - - org_hash = _symbolkey2str(self) - - targets.each{|win| - widget = receiver = win - hash = org_hash - begin - if win.kind_of?(Array) - widget, method, conv_tbl = win - receiver = widget - - if conv_tbl - hash = {} - org_hash.each{|key, val| - key = conv_tbl[key] if conv_tbl.key?(key) - next unless key - if key.kind_of?(Array) - key.each{|k| hash[k] = val} - else - hash[key] = val - end - } - end - - if method.kind_of?(Array) - receiver, method, *args = method - receiver.__send__(method, *(args << hash)) - elsif method - widget.__send__(method, hash) - else - widget.configure(hash) - end - - else - widget.configure(self) - end - rescue => e - if ( ( widget.kind_of?(TkObject) \ - && widget.respond_to?('exist?') \ - && ! receiver.exist? ) \ - || ( receiver.kind_of?(TkObject) \ - && receiver.respond_to?('exist?') \ - && ! receiver.exist? ) ) - @observ.delete(win) - else - fail e - end - end - } - - self - end - alias apply notify - - def +(hash) - unless hash.kind_of?(Hash) - fail ArgumentError, "expect a Hash" - end - new_obj = self.dup - new_obj.update_without_notify(_symbolkey2str(hash)) - new_obj - end - - alias update_without_notify update - - def update(hash) - update_without_notify(_symbolkey2str(hash)) - notify - end - - def configure(key, value=nil) - if key.kind_of?(Hash) - update(key) - else - store(key,value) - end - end - - def [](key) - super(key.to_s) - end - alias cget [] - - def store(key, val) - key = key.to_s - super(key, val) - notify - end - def []=(key, val) - store(key,val) - end - - def replace(hash) - super(_symbolkey2str(hash)) - notify - end - - def default(opt) - fail RuntimeError, "unknown option `#{opt}'" - end - private :default - - undef :default= - end -end |