From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb | 966 ++++++++++++++++++++++++
 1 file changed, 966 insertions(+)
 create mode 100644 jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb

(limited to 'jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb')

diff --git a/jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb b/jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb
new file mode 100644
index 0000000..f707465
--- /dev/null
+++ b/jni/ruby/ext/tk/lib/tkextlib/tktable/tktable.rb
@@ -0,0 +1,966 @@
+#
+#  tkextlib/tktable/tktable.rb
+#                               by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
+#
+
+require 'tk'
+require 'tk/validation'
+
+# call setup script for general 'tkextlib' libraries
+require 'tkextlib/setup.rb'
+
+# call setup script
+require 'tkextlib/tktable/setup.rb'
+
+# TkPackage.require('Tktable', '2.8')
+TkPackage.require('Tktable')
+
+module Tk
+  class TkTable < TkWindow
+    PACKAGE_NAME = 'Tktable'.freeze
+    def self.package_name
+      PACKAGE_NAME
+    end
+
+    def self.package_version
+      begin
+        TkPackage.require('Tktable')
+      rescue
+        ''
+      end
+    end
+
+    class CellTag < TkObject
+    end
+
+    module ConfigMethod
+    end
+  end
+end
+
+module Tk::TkTable::ConfigMethod
+  include TkItemConfigMethod
+
+  def __item_cget_cmd(id)  # id := [ type, tagOrId ]
+    [self.path, id[0], 'cget', id[1]]
+  end
+  private :__item_cget_cmd
+
+  def __item_config_cmd(id)  # id := [ type, tagOrId ]
+    [self.path, id[0], 'configure', id[1]]
+  end
+  private :__item_config_cmd
+
+  def __item_pathname(id)
+    if id.kind_of?(Array)
+      id = tagid(id[1])
+    end
+    [self.path, id].join(';')
+  end
+  private :__item_pathname
+
+  def __item_boolval_optkeys(id)
+    super(id) << 'multiline' << 'showtext' << 'wrap'
+  end
+  private :__item_boolval_optkeys
+
+  def __item_strval_optkeys(id)
+    super(id) << 'ellipsis'
+  end
+  private :__item_strval_optkeys
+
+  def __item_val2ruby_optkeys(id)  # { key=>method, ... }
+    super(id).update('window'=>proc{|k,v| window(v)})
+  end
+  private :__item_val2ruby_optkeys
+
+  def tag_cget_tkstring(tagOrId, option)
+    itemcget_tkstring(['tag', tagid(tagOrId)], option)
+  end
+  def tag_cget(tagOrId, option)
+    itemcget(['tag', tagid(tagOrId)], option)
+  end
+  def tag_cget_strict(tagOrId, option)
+    itemcget_strict(['tag', tagid(tagOrId)], option)
+  end
+  def tag_configure(tagOrId, slot, value=None)
+    itemconfigure(['tag', tagid(tagOrId)], slot, value)
+  end
+  def tag_configinfo(tagOrId, slot=nil)
+    itemconfiginfo(['tag', tagid(tagOrId)], slot)
+  end
+  def current_tag_configinfo(tagOrId, slot=nil)
+    current_itemconfiginfo(['tag', tagid(tagOrId)], slot)
+  end
+
+  def window_cget_tkstring(tagOrId, option)
+    itemcget_tkstring(['window', tagid(tagOrId)], option)
+  end
+  def window_cget(tagOrId, option)
+    itemcget(['window', tagid(tagOrId)], option)
+  end
+  def window_cget_strict(tagOrId, option)
+    itemcget_strict(['window', tagid(tagOrId)], option)
+  end
+  def window_configure(tagOrId, slot, value=None)
+    if slot == :window || slot == 'window'
+      value = _epath(value)
+    elsif slot.kind_of?(Hash)
+      if slot.key?(:window) || slot.key?('window')
+        slot = _symbolkey2str(slot)
+        slot['window'] = _epath(slot['window'])
+      end
+    end
+    itemconfigure(['window', tagid(tagOrId)], slot, value)
+  end
+  def window_configinfo(tagOrId, slot=nil)
+    itemconfiginfo(['window', tagid(tagOrId)], slot)
+  end
+  def current_window_configinfo(tagOrId, slot=nil)
+    current_itemconfiginfo(['window', tagid(tagOrId)], slot)
+  end
+
+  private :itemcget_tkstring, :itemcget, :itemcget_strict
+  private :itemconfigure, :itemconfiginfo, :current_itemconfiginfo
+end
+
+#####################################################
+
+class Tk::TkTable::CellTag
+  include TkTreatTagFont
+
+  CellTagID_TBL = TkCore::INTERP.create_table
+
+  (CellTag_ID = ['tktbl:celltag'.freeze, TkUtil.untrust('00000')]).instance_eval{
+    @mutex = Mutex.new
+    def mutex; @mutex; end
+    freeze
+  }
+
+  TkCore::INTERP.init_ip_env{
+    CellTagID_TBL.mutex.synchronize{ CellTagID_TBL.clear }
+  }
+
+  def self.id2obj(table, id)
+    tpath = table.path
+    CellTagID_TBL.mutex.synchronize{
+      if CellTagID_TBL[tpath]
+        CellTagID_TBL[tpath][id]? CellTagID_TBL[tpath][id] : id
+      else
+        id
+      end
+    }
+  end
+
+  def initialize(parent, keys=nil)
+    @parent = @t = parent
+    @tpath - parent.path
+    CellTag_ID.mutex.synchronize{
+      @path = @id = CellTag_ID.join(TkCore::INTERP._ip_id_)
+      CellTag_ID[1].succ!
+    }
+    CellTagID_TBL.mutex.synchronize{
+      CellTagID_TBL[@tpath] = {} unless CellTagID_TBL[@tpath]
+      CellTagID_TBL[@tpath][@id] = self
+    }
+    configure(keys) if keys
+  end
+
+  def id
+    @id
+  end
+
+  def destroy
+    tk_call(@tpath, 'tag', 'delete', @id)
+    CellTagID_TBL.mutex.synchronize{
+      CellTagID_TBL[@tpath].delete(@id) if CellTagID_TBL[@tpath]
+    }
+    self
+  end
+  alias delete destroy
+
+  def exist?
+    @t.tag_exist?(@id)
+  end
+  def include?(idx)
+    @t.tag_include?(@id, idx)
+  end
+
+  def add_cell(*args)
+    @t.tag_cell(@id, *args)
+  end
+  def add_col(*args)
+    @t.tag_col(@id, *args)
+  end
+  def add_row(*args)
+    @t.tag_row(@id, *args)
+  end
+
+  def raise(target=None)
+    @t.tag_raise(@id, target)
+  end
+  def lower(target=None)
+    @t.tag_lower(@id, target)
+  end
+
+  def cget_tkstring(key)
+    @t.tag_cget_tkstring(@id, key)
+  end
+  def cget(key)
+    @t.tag_cget(@id, key)
+  end
+  def cget_strict(key)
+    @t.tag_cget_strict(@id, key)
+  end
+  def configure(key, val=None)
+    @t.tag_configure(@id, key, val)
+  end
+  def configinfo(key=nil)
+    @t.tag_configinfo(@id, key)
+  end
+  def current_configinfo(key=nil)
+    @t.current_tag_configinfo(@id, key)
+  end
+end
+
+class Tk::TkTable::NamedCellTag < Tk::TkTable::CellTag
+  def self.new(parent, name, keys=nil)
+    obj = nil
+    CellTagID_TBL.mutex.synchronize{
+      if CellTagID_TBL[parent.path] && CellTagID_TBL[parent.path][name]
+        obj = CellTagID_TBL[parent.path][name]
+      else
+        #super(parent, name, keys)
+        (obj = self.allocate).instance_eval{
+          @parent = @t = parent
+          @tpath = parent.path
+          @path = @id = name
+          CellTagID_TBL[@tpath] = {} unless CellTagID_TBL[@tpath]
+          CellTagID_TBL[@tpath][@id] = self
+        }
+      end
+    }
+    obj.configure(keys) if keys && ! keys.empty?
+    obj
+  end
+
+  def initialize(parent, name, keys=nil)
+    # dummy:: not called by 'new' method
+    @parent = @t = parent
+    @tpath = parent.path
+    @path = @id = name
+    CellTagID_TBL.mutex.synchronize{
+      CellTagID_TBL[@tpath] = {} unless CellTagID_TBL[@tpath]
+      CellTagID_TBL[@tpath][@id] = self
+    }
+    configure(keys) if keys && ! keys.empty?
+  end
+end
+
+#####################################################
+
+class Tk::TkTable
+  TkCommandNames = ['table'.freeze].freeze
+  WidgetClassName = 'Table'.freeze
+  WidgetClassNames[WidgetClassName] ||= self
+
+  include Scrollable
+  include Tk::TkTable::ConfigMethod
+  include Tk::ValidateConfigure
+
+  def __destroy_hook__
+    Tk::TkTable::CelTag::CellTagID_TBL.mutex.synchronize{
+      Tk::TkTable::CelTag::CellTagID_TBL.delete(@path)
+    }
+  end
+
+  def __boolval_optkeys
+    super() << 'autoclear' << 'flashmode' << 'invertselected' <<
+      'multiline' << 'selecttitle' << 'wrap'
+  end
+  private :__boolval_optkeys
+
+  def __strval_optkeys
+    super() << 'colseparator' << 'ellipsis' << 'rowseparator' << 'sparsearray'
+  end
+  private :__strval_optkeys
+
+
+  #################################
+
+  class BrowseCommand < TkValidateCommand
+    class ValidateArgs < TkUtil::CallbackSubst
+      KEY_TBL = [
+        [ ?c, ?n, :column ],
+        [ ?C, ?s, :index ],
+        [ ?i, ?x, :cursor ],
+        [ ?r, ?n, :row ],
+        [ ?s, ?s, :last_index ],
+        [ ?S, ?s, :new_index ],
+        [ ?W, ?w, :widget ],
+        nil
+      ]
+
+      PROC_TBL = [
+        [ ?n, TkComm.method(:number) ],
+        [ ?x, TkComm.method(:num_or_str) ],
+        [ ?s, TkComm.method(:string) ],
+        [ ?w, TkComm.method(:window) ],
+        nil
+      ]
+
+=begin
+      # for Ruby m17n :: ?x --> String --> char-code ( getbyte(0) )
+      KEY_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+          inf[1] = inf[1].getbyte(0) if inf[1].kind_of?(String)
+        end
+        inf
+      }
+
+      PROC_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+        end
+        inf
+      }
+=end
+
+      _setup_subst_table(KEY_TBL, PROC_TBL);
+
+      def self.ret_val(val)
+        val
+      end
+    end
+
+    def self._config_keys
+      ['browsecommand', 'browsecmd']
+    end
+  end
+  #--------------------------------
+  class CellCommand < TkValidateCommand
+    class ValidateArgs < TkUtil::CallbackSubst
+      KEY_TBL = [
+        [ ?c, ?n, :column ],
+        [ ?C, ?s, :index ],
+        [ ?i, ?m, :rw_mode ],
+        [ ?r, ?n, :row ],
+        [ ?s, ?v, :value ],
+        [ ?W, ?w, :widget ],
+        nil
+      ]
+
+      PROC_TBL = [
+        [ ?n, TkComm.method(:number) ],
+        [ ?s, TkComm.method(:string) ],
+        [ ?w, TkComm.method(:window) ],
+        [ ?m, proc{|val| (val == '0')? (:r) : (:w)} ],
+        [ ?v, proc{|val| TkComm.tk_tcl2ruby(val, true, false)} ],
+        nil
+      ]
+
+=begin
+      # for Ruby m17n :: ?x --> String --> char-code ( getbyte(0) )
+      KEY_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+          inf[1] = inf[1].getbyte(0) if inf[1].kind_of?(String)
+        end
+        inf
+      }
+
+      PROC_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+        end
+        inf
+      }
+=end
+
+      _setup_subst_table(KEY_TBL, PROC_TBL);
+
+      def self.ret_val(val)
+        TkComm._get_eval_string(val)
+      end
+    end
+
+    def self._config_keys
+      ['command']
+    end
+  end
+  #--------------------------------
+  class SelectionCommand < TkValidateCommand
+    class ValidateArgs < TkUtil::CallbackSubst
+      KEY_TBL = [
+        [ ?c, ?n, :sel_columns ],
+        [ ?C, ?s, :sel_area ],
+        [ ?i, ?n, :total ],
+        [ ?r, ?n, :sel_rows ],
+        [ ?s, ?s, :value ],
+        [ ?W, ?w, :widget ],
+        nil
+      ]
+
+      PROC_TBL = [
+        [ ?n, TkComm.method(:number) ],
+        [ ?s, TkComm.method(:string) ],
+        [ ?w, TkComm.method(:window) ],
+        nil
+      ]
+
+=begin
+      # for Ruby m17n :: ?x --> String --> char-code ( getbyte(0) )
+      KEY_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+          inf[1] = inf[1].getbyte(0) if inf[1].kind_of?(String)
+        end
+        inf
+      }
+
+      PROC_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+        end
+        inf
+      }
+=end
+
+      _setup_subst_table(KEY_TBL, PROC_TBL);
+
+      def self.ret_val(val)
+        val.to_s
+      end
+    end
+
+    def self._config_keys
+      ['selectioncommand', 'selcmd']
+    end
+  end
+  #--------------------------------
+  class ValidateCommand < TkValidateCommand
+    class ValidateArgs < TkUtil::CallbackSubst
+      KEY_TBL = [
+        [ ?c, ?n, :column ],
+        [ ?C, ?s, :index ],
+        [ ?i, ?x, :cursor ],
+        [ ?r, ?n, :row ],
+        [ ?s, ?v, :current_value ],
+        [ ?S, ?v, :new_value ],
+        [ ?W, ?w, :widget ],
+        nil
+      ]
+
+      PROC_TBL = [
+        [ ?n, TkComm.method(:number) ],
+        [ ?x, TkComm.method(:num_or_str) ],
+        [ ?s, TkComm.method(:string) ],
+        [ ?w, TkComm.method(:window) ],
+        [ ?v, proc{|val| TkComm.tk_tcl2ruby(val, true, false)} ],
+        nil
+      ]
+
+=begin
+      # for Ruby m17n :: ?x --> String --> char-code ( getbyte(0) )
+      KEY_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+          inf[1] = inf[1].getbyte(0) if inf[1].kind_of?(String)
+        end
+        inf
+      }
+
+      PROC_TBL.map!{|inf|
+        if inf.kind_of?(Array)
+          inf[0] = inf[0].getbyte(0) if inf[0].kind_of?(String)
+        end
+        inf
+      }
+=end
+
+      _setup_subst_table(KEY_TBL, PROC_TBL);
+    end
+
+    def self._config_keys
+      ['vcmd', 'validatecommand']
+    end
+  end
+
+  #################################
+
+  def __validation_class_list
+    super() <<
+      BrowseCommand << CellCommand << SelectionCommand << ValidateCommand
+  end
+
+  Tk::ValidateConfigure.__def_validcmd(binding, BrowseCommand)
+  Tk::ValidateConfigure.__def_validcmd(binding, CellCommand)
+  Tk::ValidateConfigure.__def_validcmd(binding, SelectionCommand)
+  Tk::ValidateConfigure.__def_validcmd(binding, ValidateCommand)
+
+  #################################
+
+  def activate(idx)
+    tk_send('activate', tagid(idx))
+  end
+
+  def bbox(idx)
+    list(tk_send('bbox', tagid(idx)))
+  end
+
+  def border_mark(x, y)
+    simplelist(tk_send('border', 'mark', x, y))
+  end
+  def border_mark_row(x, y)
+    tk_send('border', 'mark', x, y, 'row')
+  end
+  def border_mark_col(x, y)
+    tk_send('border', 'mark', x, y, 'col')
+  end
+  def border_dragto(x, y)
+    tk_send('border', 'dragto', x, y)
+  end
+
+  def clear_cache(first=None, last=None)
+    tk_send('clear', 'cache', tagid(first), tagid(last))
+    self
+  end
+  def clear_sizes(first=None, last=None)
+    tk_send('clear', 'sizes', tagid(first), tagid(last))
+    self
+  end
+  def clear_tags(first=None, last=None)
+    tk_send('clear', 'tags', tagid(first), tagid(last))
+    self
+  end
+  def clear_all(first=None, last=None)
+    tk_send('clear', 'all', tagid(first), tagid(last))
+    self
+  end
+
+  def curselection
+    simplelist(tk_send('curselection'))
+  end
+  def curselection=(val)
+    tk_send('curselection', val)
+    val
+  end
+
+  def curvalue
+    tk_tcl2ruby(tk_send('curvalue'), true, false)
+  end
+  def curvalue=(val)
+    tk_send('curvalue', val)
+    val
+  end
+
+  def delete_active(idx1, idx2=None)
+    tk_send('delete', 'active', tagid(idx1), tagid(idx2))
+    self
+  end
+  def delete_cols(*args) # ?switches_array?, index, ?count?
+    params = []
+    if args[0].kind_of?(Array)
+      switches = args.shift
+      switches.each{|k| params << "-#{k}"}
+    end
+    params << '--'
+    params << tagid(args.shift)
+    params.concat(args)
+    tk_send('delete', 'cols', *params)
+    self
+  end
+  def delete_rows(*args) # ?switches_array?, index, ?count?
+    params = []
+    if args[0].kind_of?(Array)
+      switches = args.shift
+      switches.each{|k| params << "-#{k}"}
+    end
+    params << '--'
+    params << tagid(args.shift)
+    params.concat(args)
+    tk_send('delete', 'rows', *params)
+    self
+  end
+
+  def get(idx)
+    tk_tcl2ruby(tk_send('get', tagid(idx)), true, false)
+  end
+  def get_area(idx1, idx2)
+    simplelist(tk_send('get', tagid(idx1), tagid(idx2))).collect{|v|
+      tk_tcl2ruby(v, true, false)
+    }
+  end
+
+  def height_list
+    list(tk_send('height'))
+  end
+  def height(row)
+    number(tk_send('height', row))
+  end
+  def set_height(*pairs)
+    tk_send('height', *(pairs.flatten))
+    self
+  end
+
+  def hidden_list
+    simplelist(tk_send('hidden'))
+  end
+  def hidden?(idx, *args)
+    if args.empty?
+      if (ret = tk_send('hidden', tagid(idx))) == ''
+        false
+      else
+        ret
+      end
+    else
+      bool(tk_send('hidden', tagid(idx), *(args.collect{|i| tagid(i)})))
+    end
+  end
+
+  def icursor
+    number(tk_send('icursor'))
+  end
+  def icursor_set(idx)
+    number(tk_send('icursor', tagid(idx)))
+  end
+
+  def index(idx)
+    tk_send('index', tagid(idx))
+  end
+  def row_index(idx)
+    number(tk_send('index', tagid(idx), 'row'))
+  end
+  def col_index(idx)
+    number(tk_send('index', tagid(idx), 'col'))
+  end
+
+  def insert_active(idx, val)
+    tk_send('insert', 'active', tagid(idx), val)
+    self
+  end
+  def insert_cols(*args) # ?switches_array?, index, ?count?
+    params = []
+    if args[0].kind_of?(Array)
+      switches = args.shift
+      switches.each{|k| params << "-#{k}"}
+    end
+    params << '--'
+    params.concat(args)
+    params << tagid(args.shift)
+    tk_send('insert', 'cols', *params)
+    self
+  end
+  def insert_rows(*args) # ?switches_array?, index, ?count?
+    params = []
+    if args[0].kind_of?(Array)
+      switches = args.shift
+      switches.each{|k| params << "-#{k}"}
+    end
+    params << '--'
+    params << tagid(args.shift)
+    params.concat(args)
+    tk_send('insert', 'rows', *params)
+    self
+  end
+
+  # def postscript(*args)
+  #   tk_send('postscript', *args)
+  # end
+
+  def reread
+    tk_send('reread')
+    self
+  end
+
+  def scan_mark(x, y)
+    tk_send('scan', 'mark', x, y)
+    self
+  end
+  def scan_dragto(x, y)
+    tk_send('scan', 'dragto', x, y)
+    self
+  end
+
+  def see(idx)
+    tk_send('see', tagid(idx))
+    self
+  end
+
+  def selection_anchor(idx)
+    tk_send('selection', 'anchor', tagid(idx))
+    self
+  end
+  def selection_clear(first, last=None)
+    tk_send('selection', 'clear', tagid(first), tagid(last))
+    self
+  end
+  def selection_clear_all
+    selection_clear('all')
+  end
+  def selection_include?(idx)
+    bool(tk_send('selection', 'includes', tagid(idx)))
+  end
+  def selection_present
+    bool(tk_send('selection', 'present'))
+  end
+  def selection_set(first, last=None)
+    tk_send('selection', 'set', tagid(first), tagid(last))
+    self
+  end
+
+  def set(*pairs) # idx, val, idx, val, ...
+    args = []
+    0.step(pairs.size-1, 2){|i|
+      args << tagid(pairs[i])
+      args << pairs[i+1]
+    }
+    tk_send('set', *args)
+    self
+  end
+  def set_row(*pairs) # idx, val, idx, val, ...
+    args = []
+    0.step(pairs.size-1, 2){|i|
+      args << tagid(pairs[i])
+      args << pairs[i+1]
+    }
+    tk_send('set', 'row', *args)
+    self
+  end
+  def set_col(*pairs) # idx, val, idx, val, ...
+    args = []
+    0.step(pairs.size-1, 2){|i|
+      args << tagid(pairs[i])
+      args << pairs[i+1]
+    }
+    tk_send('set', 'col', *args)
+    self
+  end
+=begin
+  def set(*pairs) # idx, val, idx, val, ...  OR [idx, val], [idx, val], ...
+    if pairs[0].kind_of?(Array)
+      # [idx, val], [idx, val], ...
+      args = []
+      pairs.each{|idx, val| args << tagid(idx) << val }
+      tk_send('set', *args)
+    else
+      # idx, val, idx, val, ...
+      args = []
+      0.step(pairs.size-1, 2){|i|
+        args << tagid(pairs[i])
+        args << pairs[i+1]
+      }
+      tk_send('set', *args)
+    end
+    self
+  end
+  def set_row(*pairs)
+    if pairs[0].kind_of?(Array)
+      # [idx, val], [idx, val], ...
+      args = []
+      pairs.each{|idx, val| args << tagid(idx) << val }
+      tk_send('set', 'row', *args)
+    else
+      # idx, val, idx, val, ...
+      args = []
+      0.step(pairs.size-1, 2){|i|
+        args << tagid(pairs[i])
+        args << pairs[i+1]
+      }
+      tk_send('set', 'row', *args)
+    end
+    self
+  end
+  def set_col(*pairs)
+    if pairs[0].kind_of?(Array)
+      # [idx, val], [idx, val], ...
+      args = []
+      pairs.each{|idx, val| args << idx << val }
+      tk_send('set', 'col', *args)
+    else
+      # idx, val, idx, val, ...
+      args = []
+      0.step(pairs.size-1, 2){|i|
+        args << tagid(pairs[i])
+        args << pairs[i+1]
+      }
+      tk_send('set', 'col', *args)
+    end
+    self
+  end
+=end
+
+  def spans
+    simplelist(tk_send('spans')).collect{|inf|
+      lst = simplelist(inf)
+      idx = lst[0]
+      rows, cols = lst[1].split(',').map!{|n| Integer(n)}
+      [idx [rows, cols]]
+    }
+  end
+  alias span_list spans
+  def span(idx)
+    lst = simplelist(tk_send('spans', tagid(idx)))
+    idx = lst[0]
+    rows, cols = lst[1].split(',').map!{|n| Integer(n)}
+    [idx [rows, cols]]
+  end
+  def set_spans(*pairs)
+    # idx, val, idx, val, ...
+    args = []
+    0.step(pairs.size-1, 2){|i|
+      args << tagid(pairs[i])
+      val = pairs[i+1]
+      if val.kind_of?(Array)
+        args << val.join(',')
+      else
+        args << val
+      end
+    }
+    tk_send('spans', *args)
+    self
+  end
+=begin
+  def set_spans(*pairs)
+    if pairs[0].kind_of?(Array)
+      # [idx, val], [idx, val], ...
+      args = []
+      pairs.each{|idx, val|
+        args << tagid(idx)
+        if val.kind_of?(Array)
+          args << val.join(',')
+        else
+          args << val
+        end
+      }
+      tk_send('spans', *args)
+    else
+      # idx, val, idx, val, ...
+      args = []
+      0.step(pairs.size-1, 2){|i|
+        args << tagid(pairs[i])
+        val = pairs[i+1]
+        if val.kind_of?(Array)
+          args << val.join(',')
+        else
+          args << val
+        end
+      }
+      tk_send('spans', *args)
+    end
+    self
+  end
+=end
+
+  def tagid(tag)
+    if tag.kind_of?(Tk::TkTable::CellTag)
+      tag.id
+    elsif tag.kind_of?(Array)
+      if tag[0].kind_of?(Integer) && tag[1].kind_of?(Integer)
+        # [row, col]
+        tag.join(',')
+      else
+        tag
+      end
+    else
+      tag
+    end
+  end
+
+  def tagid2obj(tagid)
+    Tk::TkTable::CellTag::CellTagID_TBL.mutex.synchronize{
+      if Tk::TkTable::CellTag::CellTagID_TBL.key?(@path)
+        if Tk::TkTable::CellTag::CellTagID_TBL[@path].key?(tagid)
+          Tk::TkTable::CellTag::CellTagID_TBL[@path][tagid]
+        else
+          tagid
+        end
+      else
+        tagid
+      end
+    }
+  end
+
+  def tag_cell(tag, *cells)
+    tk_send('tag', 'cell', tagid(tag), *(cells.collect{|idx| tagid(idx)}))
+    self
+  end
+  def tag_reset(*cells)
+    tk_send('tag', 'cell', '', *(cells.collect{|idx| tagid(idx)}))
+    self
+  end
+  def tag_col(tag, *cols)
+    tk_send('tag', 'col', tagid(tag), *cols)
+    self
+  end
+  def tag_col_reset(*cols)
+    tk_send('tag', 'col', '', *cols)
+    self
+  end
+  def tag_delete(tag)
+    tk_send('tag', 'delete', tagid(tag))
+    Tk::TkTable::CellTag::CellTagID_TBL.mutex.synchronize{
+      if Tk::TkTable::CellTag::CellTagID_TBL[@path]
+        if tag.kind_of? Tk::TkTable::CellTag
+          Tk::TkTable::CellTag::CellTagID_TBL[@path].delete(tag.id)
+        else
+          Tk::TkTable::CellTag::CellTagID_TBL[@path].delete(tag)
+        end
+      end
+    }
+    self
+  end
+  def tag_exist?(tag)
+    bool(tk_send('tag', 'exists', tagid(tag)))
+  end
+  def tag_include?(tag, idx)
+    bool(tk_send('tag', 'includes', tagid(tag), tagid(idx)))
+  end
+  def tag_lower(tag, target=None)
+    tk_send('tag', 'lower', tagid(tag), tagid(target))
+    self
+  end
+  def tag_names(pat=None)
+    simplelist(tk_send('tag', 'names', pat)).collect{|tag| tagid2obj(tag)}
+  end
+  def tag_raise(tag, target=None)
+    tk_send('tag', 'raise', tagid(tag), tagid(target))
+    self
+  end
+  def tag_row(tag, *rows)
+    tk_send('tag', 'row', tagid(tag), *rows)
+    self
+  end
+  def tag_row_reset(*rows)
+    tk_send('tag', 'row', '', *rows)
+    self
+  end
+
+  def validate(idx)
+    bool(tk_send('validate', tagid(idx)))
+  end
+
+  def width_list
+    list(tk_send('width'))
+  end
+  def width(row)
+    number(tk_send('width', row))
+  end
+  def set_width(*pairs)
+    tk_send('width', *(pairs.flatten))
+    self
+  end
+
+  def window_delete(*args)
+    tk_send('window', 'delete', *(args.collect{|idx| tagid(idx)}))
+    self
+  end
+  def window_move(from_idx, to_idx)
+    tk_send('window', 'move', tagid(from_idx), tagid(to_idx))
+    self
+  end
+  def window_names(pat=None)
+    simplelist(tk_send('window', 'names', pat))
+  end
+end
-- 
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