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|
#
# ::vu::pie widget
# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#
require 'tk'
# create module/class
module Tk
module Vu
module PieSliceConfigMethod
end
class Pie < TkWindow
end
class PieSlice < TkObject
end
class NamedPieSlice < PieSlice
end
end
end
# call setup script -- <libdir>/tkextlib/vu.rb
require 'tkextlib/vu.rb'
module Tk::Vu::PieSliceConfigMethod
include TkItemConfigMethod
def __item_pathname(tagOrId)
if tagOrId.kind_of?(Tk::Vu::PieSlice)
self.path + ';' + tagOrId.id.to_s
else
self.path + ';' + tagOrId.to_s
end
end
private :__item_pathname
end
class Tk::Vu::Pie < TkWindow
TkCommandNames = ['::vu::pie'.freeze].freeze
WidgetClassName = 'Pie'.freeze
WidgetClassNames[WidgetClassName] ||= self
def __destroy_hook__
Tk::Vu::PieSlice::SliceID_TBL.delete(@path)
end
###############################
include Tk::Vu::PieSliceConfigMethod
def tagid(tag)
if tag.kind_of?(Tk::Vu::PieSlice)
tag.id
else
# tag
_get_eval_string(tag)
end
end
###############################
def delete(*glob_pats)
tk_call(@path, 'delete', *glob_pats)
self
end
def explode(slice, *args)
tk_call(@path, 'explode', slice, *args)
self
end
def explode_value(slice)
num_or_str(tk_call(@path, 'explode', slice))
end
def lower(slice, below=None)
tk_call(@path, 'lower', slice, below)
self
end
def names(*glob_pats)
simplelist(tk_call(@path, 'names', *glob_pats))
end
alias slices names
def order(*args)
tk_call(@path, 'order', *args)
self
end
def raise(slice, above=None)
tk_call(@path, 'raise', slice, above)
self
end
def swap(slice1, slice2)
tk_call(@path, 'swap', slice1, slice2)
self
end
def set(slice, *args)
num_or_str(tk_call(@path, 'set', slice, *args))
end
alias set_value set
alias set_values set
alias create set
def slice_value(slice)
num_or_str(tk_call(@path, 'set', slice))
end
def value(val = None)
num_or_str(tk_call_without_enc(@path, 'value'))
end
alias sum_value value
end
class Tk::Vu::PieSlice
SliceID_TBL = TkCore::INTERP.create_table
(Pie_Slice_ID = ['vu:pie'.freeze, TkUtil.untrust('00000')]).instance_eval{
@mutex = Mutex.new
def mutex; @mutex; end
freeze
}
TkCore::INTERP.init_ip_env{
SliceID_TBL.mutex.synchronize{ SliceID_TBL.clear }
}
def self.id2obj(pie, id)
pie_path = pie.path
SliceID_TBL.mutex.synchronize{
if SliceID_TBL[pie_path]
SliceID_TBL[pie_path][id]? SliceID_TBL[pie_path][id]: id
else
id
end
}
end
def initialize(parent, *args)
unless parent.kind_of?(Tk::Vu::Pie)
fail ArgumentError, "expect a Tk::Vu::Pie instance for 1st argument"
end
@parent = @pie = parent
@ppath = parent.path
Pie_Slice_ID.mutex.synchronize{
@path = @id = Pie_Slice_ID.join(TkCore::INTERP._ip_id_)
Pie_Slice_ID[1].succ!
}
SliceID_TBL.mutex.synchronize{
SliceID_TBL[@ppath] = {} unless SliceID_TBL[@ppath]
SliceID_TBL[@ppath][@id] = self
}
if args[-1].kind_of?(Hash)
keys = args.unshift
end
@pie.set(@id, *args)
configure(keys)
end
def id
@id
end
def [](key)
cget key
end
def []=(key,val)
configure key, val
val
end
def cget_tkstring(slot)
@pie.itemcget_tkstring(@id, slot)
end
def cget(slot)
@pie.itemcget(@id, slot)
end
def cget_strict(slot)
@pie.itemcget_strict(@id, slot)
end
def configure(*args)
@pie.itemconfigure(@id, *args)
self
end
def configinfo(*args)
@pie.itemconfiginfo(@id, *args)
end
def current_configinfo(*args)
@pie.current_itemconfiginfo(@id, *args)
end
def delete
@pie.delete(@id)
end
def explode(value)
@pie.explode(@id, value)
self
end
def explode_value
@pie.explode_value(@id)
end
def lower(other=None)
@pie.lower(@id, other)
self
end
def raise(other=None)
@pie.raise(@id, other)
self
end
def set(value)
@pie.set(@id, value)
self
end
alias set_value set
def value
@pie.set(@id)
end
end
class Tk::Vu::NamedPieSlice
def self.new(parent, name, *args)
obj = nil
SliceID_TBL.mutex.synchronize{
if SliceID_TBL[parent.path] && SliceID_TBL[parent.path][name]
obj = SliceID_TBL[parent.path][name]
else
#super(parent, name, *args)
unless parent.kind_of?(Tk::Vu::Pie)
fail ArgumentError, "expect a Tk::Vu::Pie instance for 1st argument"
end
obj = self.allocate
obj.instance_eval{
@parent = @pie = parent
@ppath = parent.path
@path = @id = name.to_s
SliceID_TBL[@ppath] = {} unless SliceID_TBL[@ppath]
SliceID_TBL[@ppath][@id] = self
}
end
}
obj.instance_eval{
if args[-1].kind_of?(Hash)
keys = args.unshift
end
@pie.set(@id, *args)
configure(keys)
}
obj
end
def initialize(parent, name, *args)
# dummy:: not called by 'new' method
unless parent.kind_of?(Tk::Vu::Pie)
fail ArgumentError, "expect a Tk::Vu::Pie instance for 1st argument"
end
@parent = @pie = parent
@ppath = parent.path
@path = @id = name.to_s
SliceID_TBL.mutex.synchronize{
SliceID_TBL[@ppath] = {} unless SliceID_TBL[@ppath]
SliceID_TBL[@ppath][@id] = self
}
if args[-1].kind_of?(Hash)
keys = args.unshift
end
@pie.set(@id, *args)
configure(keys)
end
end
|
