Class: Tk::OptionObj
Instance Method Summary collapse
- #+(hash) ⇒ Object
- #[](key) ⇒ Object (also: #cget)
- #[]=(key, val) ⇒ Object
- #assign(*wins) ⇒ Object
- #configure(key, value = nil) ⇒ Object
-
#initialize(hash = nil) ⇒ OptionObj
constructor
A new instance of OptionObj.
- #notify(target = nil) ⇒ Object (also: #apply)
- #observ_info ⇒ Object
- #observs ⇒ Object
- #replace(hash) ⇒ Object
- #store(key, val) ⇒ Object
- #unassign(*wins) ⇒ Object
- #update(hash) ⇒ Object
- #update_without_notify ⇒ Object
Constructor Details
#initialize(hash = nil) ⇒ OptionObj
Returns a new instance of OptionObj.
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# File 'lib/tk/optionobj.rb', line 16 def initialize(hash = nil) super() @observ = [] update_without_notify(_symbolkey2str(hash)) if hash end |
Instance Method Details
#+(hash) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 162 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 |
#[](key) ⇒ Object Also known as: cget
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# File 'lib/tk/optionobj.rb', line 186 def [](key) super(key.to_s) end |
#[]=(key, val) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 196 def []=(key, val) store(key,val) end |
#assign(*wins) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 58 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 |
#configure(key, value = nil) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 178 def configure(key, value=nil) if key.kind_of?(Hash) update(key) else store(key,value) end end |
#notify(target = nil) ⇒ Object Also known as: apply
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# File 'lib/tk/optionobj.rb', line 98 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| = receiver = win hash = org_hash begin if win.kind_of?(Array) , method, conv_tbl = win receiver = 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 .__send__(method, hash) else .configure(hash) end else .configure(self) end rescue => e if ( ( .kind_of?(TkObject) \ && .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 |
#observ_info ⇒ Object
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# File 'lib/tk/optionobj.rb', line 22 def observ_info @observ.dup end |
#observs ⇒ Object
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# File 'lib/tk/optionobj.rb', line 26 def observs @observ.collect{|win| if win.kind_of?(Array) win[0] else win end } end |
#replace(hash) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 200 def replace(hash) super(_symbolkey2str(hash)) notify end |
#store(key, val) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 191 def store(key, val) key = key.to_s super(key, val) notify end |
#unassign(*wins) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 91 def unassign(*wins) wins.each{|win| _remove_win(win) } self end |
#update(hash) ⇒ Object
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# File 'lib/tk/optionobj.rb', line 173 def update(hash) update_without_notify(_symbolkey2str(hash)) notify end |
#update_without_notify ⇒ Object
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# File 'lib/tk/optionobj.rb', line 171 alias update_without_notify update |