145 lines
3.1 KiB
Ruby
145 lines
3.1 KiB
Ruby
#
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# tkextlib/iwidgets/tabset.rb
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# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
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#
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require 'tk'
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require 'tkextlib/iwidgets.rb'
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module Tk
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module Iwidgets
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class Tabset < Tk::Itk::Widget
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end
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end
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end
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class Tk::Iwidgets::Tabset
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TkCommandNames = ['::iwidgets::tabset'.freeze].freeze
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WidgetClassName = 'Tabset'.freeze
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WidgetClassNames[WidgetClassName] = self
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####################################
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include TkItemConfigMethod
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def __item_cget_cmd(id)
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[self.path, 'tabcget', id]
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end
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private :__item_cget_cmd
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def __item_config_cmd(id)
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[self.path, 'tabconfigure', id]
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end
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private :__item_config_cmd
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def tagid(tagOrId)
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if tagOrId.kind_of?(Tk::Itk::Component)
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tagOrId.name
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else
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#_get_eval_string(tagOrId)
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tagOrId
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end
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end
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alias tabcget itemcget
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alias tabcget_strict itemcget_strict
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alias tabconfigure itemconfigure
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alias tabconfiginfo itemconfiginfo
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alias current_tabconfiginfo current_itemconfiginfo
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private :itemcget, :itemcget_strict
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private :itemconfigure, :itemconfiginfo, :current_itemconfiginfo
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####################################
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def __boolval_optkeys
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super() << 'equaltabs' << 'raiseselect' << 'tabborders'
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end
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private :__boolval_optkeys
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def __strval_optkeys
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super() << 'backdrop'
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end
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private :__strval_optkeys
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def add(keys={})
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window(tk_call(@path, 'add', *hash_kv(keys)))
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end
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def delete(idx1, idx2=nil)
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if idx2
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tk_call(@path, 'delete', index(idx1), index(idx2))
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else
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tk_call(@path, 'delete', index(idx1))
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end
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self
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end
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def index(idx)
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number(tk_call(@path, 'index', tagid(idx)))
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end
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def insert(idx, keys={})
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window(tk_call(@path, 'insert', index(idx), *hash_kv(keys)))
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end
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def next
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tk_call(@path, 'next')
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self
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end
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def prev
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tk_call(@path, 'prev')
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self
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end
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def select(idx)
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tk_call(@path, 'select', index(idx))
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self
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end
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def show_tab(idx)
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if index(idx) == 0
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self.start = 0
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return
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end
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reutrn unless @canvas ||= self.winfo_children[0]
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delta = 1 if (delta = cget(:gap)) == 'overlap' ||
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(delta = self.winfo_pixels(delta) + 1) <= 0
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case cget(:tabpos)
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when 's', 'n'
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if (head = tabcget(idx, :left)) < 0
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self.start -= head
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return
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end
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tabs_size = @canvas.winfo_width
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tab_start, tab_end = @canvas .
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find_overlapping(head, 0, head + delta, @canvas.winfo_height) .
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find_all{|id| @canvas.itemtype(id) == TkcPolygon} .
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map!{|id| bbox = @canvas.bbox(id); [bbox[0], bbox[2]]} . max
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when 'e', 'w'
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if (head = tabcget(idx, :top)) < 0
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self.start -= head
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return
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end
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tabs_size = @canvas.winfo_height
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tab_start, tab_end = @canvas .
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find_overlapping(0, head, @canvas.winfo_width, head + delta) .
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find_all{|id| @canvas.itemtype(id) == TkcPolygon} .
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map!{|id| bbox = @canvas.bbox(id); [bbox[1], bbox[3]]} . max
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end
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if (size = tab_end - tab_start + 1) > tabs_size
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self.start -= tab_start
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elsif head + size > tabs_size
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self.start -= head + size - tabs_size
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end
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self
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end
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end
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