Class: Tk::Text

Inherits:
TkTextWin show all
Includes:
Scrollable, TkTextTagConfig
Defined in:
ext/lib/tk/text.rb

Direct Known Subclasses

Tk::Tcllib::CText, Peer

Defined Under Namespace

Modules: IndexModMethods Classes: IndexString, Peer

Constant Summary collapse

ItemConfCMD = 
['tag'.freeze, 'configure'.freeze].freeze
TkCommandNames = 
['text'.freeze].freeze
WidgetClassName = 
'Text'.freeze

Constants included from TkUtil

TkUtil::None, TkUtil::RELEASE_DATE

Constants included from Tk

AUTO_PATH, Checkbutton, CloneMenu, JAPANIZED_TK, LIBRARY_PATH, Labelframe, MenuButton, OptionMenuButton, PACKAGE_PATH, Panedwindow, RELEASE_DATE, Radiobutton, TCL_LIBRARY_PATH, TCL_MAJOR_VERSION, TCL_MINOR_VERSION, TCL_PACKAGE_PATH, TCL_PATCHLEVEL, TCL_PRECISION, TCL_VERSION, TK_MAJOR_VERSION, TK_MINOR_VERSION, TK_PATCHLEVEL, TK_VERSION, Tkextlib_RELEASE_DATE, TreeCtrl_Widget, X_Scrollable, Y_Scrollable

Constants included from Encoding

Encoding::BINARY, Encoding::BINARY_NAME, Encoding::DEFAULT_EXTERNAL_NAME, Encoding::DEFAULT_INTERNAL_NAME, Encoding::ENCODING_TABLE, Encoding::RubyEncoding, Encoding::UNKNOWN, Encoding::UTF8_NAME

Constants included from TkCore

TkCore::EventFlag, TkCore::INTERP, TkCore::INTERP_MUTEX, TkCore::INTERP_ROOT_CHECK, TkCore::INTERP_THREAD, TkCore::INTERP_THREAD_STATUS, TkCore::RUN_EVENTLOOP_ON_MAIN_THREAD, TkCore::WIDGET_DESTROY_HOOK, TkCore::WITH_ENCODING, TkCore::WITH_RUBY_VM

Constants included from TkComm

TkComm::GET_CONFIGINFO_AS_ARRAY, TkComm::GET_CONFIGINFOwoRES_AS_ARRAY, TkComm::TkExtlibAutoloadModule, TkComm::Tk_CMDTBL, TkComm::Tk_IDs, TkComm::Tk_WINDOWS, TkComm::USE_TCLs_LIST_FUNCTIONS, TkComm::WidgetClassNames

Constants included from Tk::TkDND::Shape

Tk::TkDND::Shape::PACKAGE_NAME

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Scrollable

#autoscroll, #unautoscroll

Methods included from YScrollable

#yscrollbar, #yscrollcommand, #yview, #yview_moveto, #yview_scroll

Methods included from XScrollable

#xscrollbar, #xscrollcommand, #xview, #xview_moveto, #xview_scroll

Methods included from TkTextTagConfig

#current_tag_configinfo, #current_window_configinfo, #tag_cget, #tag_cget_strict, #tag_configinfo, #tag_configure, #window_cget, #window_cget_strict, #window_configinfo, #window_configure

Methods included from TkItemConfigMethod

__IGNORE_UNKNOWN_CONFIGURE_OPTION__, #__check_available_itemconfigure_options, #__current_itemconfiginfo, __set_IGNORE_UNKNOWN_CONFIGURE_OPTION__!, #current_itemconfiginfo, #itemcget, #itemcget_strict, #itemconfiginfo, #itemconfigure

Methods included from TkItemConfigOptkeys

#__conv_item_keyonly_opts, #itemconfig_hash_kv

Methods included from TkUtil

_conv_args, #_conv_args, #_fromUTF8, _get_eval_enc_str, #_get_eval_enc_str, #_get_eval_string, _get_eval_string, _symbolkey2str, #_symbolkey2str, #_toUTF8, bool, #bool, callback, eval_cmd, #hash_kv, hash_kv, install_cmd, num_or_str, #num_or_str, number, #number, string, #string, uninstall_cmd

Methods included from TkTreatItemFont

#kanjifont_copy, #kanjitagfont_configure, #latintagfont_configure, #latintagfont_copy, #tagfont_configinfo, #tagfont_configure, #tagfont_copy

Methods inherited from TkTextWin

#delete, #get, #scan_dragto, #scan_mark, #see

Methods inherited from TkWindow

_widget_inspect_full_=, _widget_inspect_full_?, #bind_class, #bindtags, #bindtags=, #bindtags_shift, #bindtags_unshift, #caret, #colormodel, #command, #cursor_propagate, #cursor_restore, database_class, #database_class, #database_classname, database_classname, #eventloop_wait_destroy, #eventloop_wait_visibility, #exist?, #grab, #grab_current, #grab_release, #grab_set, #grab_set_global, #grab_status, #grid, #grid_anchor, #grid_bbox, #grid_column, #grid_columnconfig, #grid_columnconfiginfo, #grid_config, #grid_forget, #grid_in, #grid_info, #grid_location, #grid_propagate, #grid_remove, #grid_row, #grid_rowconfig, #grid_rowconfiginfo, #grid_size, #grid_slaves, #initialize, #inspect, #lower, #pack, #pack_config, #pack_forget, #pack_in, #pack_info, #pack_propagate, #pack_slaves, #place, #place_config, #place_configinfo, #place_forget, #place_in, #place_info, #place_slaves, #raise, #set_focus, #thread_wait_destroy, #thread_wait_visibility, #tktrans_get_image, #tktrans_set_image, to_eval, #wait_destroy, #wait_visibility

Methods included from TkBindCore

#bind, #bind_append, #bind_remove, #bindinfo

Methods included from TkWinfo

appname, atom, atomname, cells, children, classname, colormapfull, containing, depth, exist?, fpixels, geometry, height, id, interps, manager, mapped?, parent, pixels, pointerx, pointerxy, pointery, reqheight, reqwidth, rgb, rootx, rooty, screen, screencells, screendepth, screenheight, screenmmheight, screenmmwidth, screenvisual, screenwidth, server, toplevel, viewable, visual, visualid, visualsavailable, vrootheight, vrootwidth, vrootx, vrooty, widget, width, #winfo_appname, #winfo_atom, #winfo_atomname, #winfo_cells, #winfo_children, #winfo_classname, #winfo_colormapfull, #winfo_containing, #winfo_depth, #winfo_exist?, #winfo_fpixels, #winfo_geometry, #winfo_height, #winfo_id, #winfo_interps, #winfo_manager, #winfo_mapped?, #winfo_parent, #winfo_pixels, #winfo_pointerx, #winfo_pointerxy, #winfo_pointery, #winfo_reqheight, #winfo_reqwidth, #winfo_rgb, #winfo_rootx, #winfo_rooty, #winfo_screen, #winfo_screencells, #winfo_screendepth, #winfo_screenheight, #winfo_screenmmheight, #winfo_screenmmwidth, #winfo_screenvisual, #winfo_screenwidth, #winfo_server, #winfo_toplevel, #winfo_viewable, #winfo_visual, #winfo_visualid, #winfo_visualsavailable, #winfo_vrootheight, #winfo_vrootwidth, #winfo_vrootx, #winfo_vrooty, #winfo_widget, #winfo_width, #winfo_x, #winfo_y, x, y

Methods included from Tk

BinaryString, EncodedString, #Grid, #Pack, #Place, UTF8_String, __set_toplevel_aliases__, add_kinsoku, bell, bell_on_display, const_missing, current_grabs, cursor_display, default_widget_set, default_widget_set=, delete_kinsoku, destroy, errorCode, errorInfo, exit, focus, focus_lastfor, focus_next, focus_prev, focus_to, fromUTF8, grid, grid_forget, has_mainwindow?, load_tcllibrary, load_tclscript, load_tclscript_rsrc, load_tclscript_rsrcid, lower_window, pack, pack_forget, pkgconfig_get, pkgconfig_list, place, place_forget, raise_window, #root, show_kinsoku, sleep, strictMotif, subst_tk_backslash, subst_utf_backslash, tcl_pkgconfig_get, tcl_pkgconfig_list, thread_update, thread_update_idletasks, tk_pkgconfig_get, tk_pkgconfig_list, toUTF8, to_backslash_sequence, ungrid, unload_tcllibrary, unpack, unplace, #update, update, update_idletasks, utf_to_backslash, utf_to_backslash_sequence, wakeup

Methods included from Encoding

#default_encoding=, #encoding=, #encoding_convertfrom, #encoding_convertto, #encoding_dirs, #encoding_dirs=, #encoding_name, #encoding_names, #encoding_obj, #encoding_objs, #encoding_system=, #encoding_system_name, #encoding_system_obj, #force_default_encoding, #force_default_encoding=, #force_default_encoding?, #tk_encoding_names

Methods included from TkCore

#_tk_call_to_list_core, #after, #after_cancel, #after_idle, #appname, #appsend, #appsend_deny, #appsend_displayof, callback, #callback_break, #callback_continue, #callback_return, #chooseColor, #chooseDirectory, #do_one_event, #event_generate, #getMultipleOpenFile, #getMultipleSaveFile, #getOpenFile, #getSaveFile, #get_eventloop_tick, #get_eventloop_weight, #get_no_event_wait, #inactive, #inactive_displayof, #info, #ip_eval, #ip_eval_with_enc, #ip_eval_without_enc, #ip_invoke, #ip_invoke_with_enc, #ip_invoke_without_enc, #is_mainloop?, #load_cmd_on_ip, #mainloop, #mainloop_exist?, #mainloop_thread?, #mainloop_watchdog, #messageBox, #rb_appsend, #rb_appsend_displayof, #reset_inactive, #reset_inactive_displayof, #restart, #scaling, #scaling_displayof, #set_eventloop_tick, #set_eventloop_weight, #set_no_event_wait, #tk_call, #tk_call_to_list, #tk_call_to_list_with_enc, #tk_call_to_list_without_enc, #tk_call_to_simplelist, #tk_call_to_simplelist_with_enc, #tk_call_to_simplelist_without_enc, #tk_call_with_enc, #tk_call_without_enc, #windowingsystem

Methods included from TkComm

_at, _callback_entry?, _callback_entry_class?, _curr_cmd_id, _fromUTF8, _genobj_for_tkwidget, _next_cmd_id, _toUTF8, array2tk_list, #bind, #bind_all, #bind_append, #bind_append_all, #bind_remove, #bind_remove_all, #bindinfo, #bindinfo_all, bool, image_obj, install_cmd, #install_cmd, list, num_or_str, number, procedure, simplelist, string, #subst, tk_tcl2ruby, uninstall_cmd, #uninstall_cmd, window

Methods included from TkEvent

#install_bind, #install_bind_for_event_class

Methods included from Tk::TkDND::DND

#dnd_bindsource, #dnd_bindsource_info, #dnd_bindtarget, #dnd_bindtarget_info, #dnd_clearsource, #dnd_cleartarget, #dnd_drag, version

Methods included from Tk::TkDND::Shape

package_name, package_patchlevel, package_version, #shape_bounds, #shape_get, #shape_offset, #shape_set, #shape_update, version

Methods inherited from TkObject

#epath, #event_generate, #method_missing, #path, #tk_send, #tk_send_to_list, #tk_send_to_list_with_enc, #tk_send_to_list_without_enc, #tk_send_to_simplelist, #tk_send_to_simplelist_with_enc, #tk_send_to_simplelist_without_enc, #tk_send_with_enc, #tk_send_without_enc, #to_eval

Methods included from TkConfigMethod

#[], #[]=, __IGNORE_UNKNOWN_CONFIGURE_OPTION__, #__check_available_configure_options, __set_IGNORE_UNKNOWN_CONFIGURE_OPTION__!, #cget, #cget_strict, #config_hash_kv, #configinfo, #configure, #configure_cmd, #current_configinfo

Methods included from TkTreatFont

#font_configinfo, #font_configure, #font_copy, #kanjifont_configure, #kanjifont_copy, #latinfont_configure, #latinfont_copy

Constructor Details

This class inherits a constructor from TkWindow

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class TkObject

Class Method Details

.at(x, y) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 300

def self.at(x, y)
  Tk::Text::IndexString.at(x, y)
end

.new(*args, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 256

def self.new(*args, &block)
  obj = super(*args){}
  obj.init_instance_variable
  if TkCore::WITH_RUBY_VM  ### Ruby 1.9 !!!!
    obj.instance_exec(obj, &block) if defined? yield
  else
    obj.instance_eval(&block) if defined? yield
  end
  obj
end

Instance Method Details

#__destroy_hook__ ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 272

def __destroy_hook__
  TkTextTag::TTagID_TBL.mutex.synchronize{
    TkTextTag::TTagID_TBL.delete(@path)
  }
  TkTextTag::TMarkID_TBL.mutex.synchronize{
    TkTextMark::TMarkID_TBL.delete(@path)
  }
end

#_addcmd(cmd) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 334

def _addcmd(cmd)
  @cmdtbl.push cmd
end

#_addtag(name, obj) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 338

def _addtag(name, obj)
  @tags[name] = obj
end

#at(x, y) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 304

def at(x, y)
  Tk::Text::IndexString.at(x, y)
end

#backspace ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 614

def backspace
  self.delete 'insert'
end

#bbox(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 618

def bbox(index)
  list(tk_send_without_enc('bbox', _get_eval_enc_str(index)))
end

#clear ⇒ Object Also known as: erase 



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# File 'ext/lib/tk/text.rb', line 328

def clear
  tk_send_without_enc('delete', "1.0", 'end')
  self
end

#compare(idx1, op, idx2) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 622

def compare(idx1, op, idx2)
  bool(tk_send_without_enc('compare', _get_eval_enc_str(idx1), 
                           op, _get_eval_enc_str(idx2)))
end

#count(idx1, idx2, *opts) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 627

def count(idx1, idx2, *opts)
  # opts are Tk8.5 feature
  cnt = 0
  args = opts.collect{|opt|
    str = opt.to_s
    cnt += 1 if str != 'update'
    '-' + str
  }
  args << _get_eval_enc_str(idx1) << _get_eval_enc_str(idx2)
  if cnt <= 1
    number(tk_send_without_enc('count', *opts))
  else
    list(tk_send_without_enc('count', *opts))
  end
end

#count_info(idx1, idx2, update = true) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 643

def count_info(idx1, idx2, update=true)
  # Tk8.5 feature
  opts = [
    :chars, :displaychars, :displayindices, :displaylines, 
    :indices, :lines, :xpixels, :ypixels
  ]
  if update
    lst = count(idx1, idx2, :update, *opts)
  else
    lst = count(idx1, idx2, *opts)
  end
  info = {}
  opts.each_with_index{|key, idx| info[key] = lst[idx]}
  info
end

#current_image_configinfo(index, slot = nil) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 549

def current_image_configinfo(index, slot = nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      conf = image_configinfo(index, slot)
      {conf[0] => conf[4]}
    else
      ret = {}
      image_configinfo(index).each{|conf|
        ret[conf[0]] = conf[4] if conf.size > 2
      }
      ret
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    ret = {}
    image_configinfo(index, slot).each{|k, conf|
      ret[k] = conf[-1] if conf.kind_of?(Array)
    }
    ret
  end
end

#debug ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 669

def debug
  bool(tk_send_without_enc('debug'))
end

#debug=(boolean) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 672

def debug=(boolean)
  tk_send_without_enc('debug', boolean)
  #self
  boolean
end

#destroy ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 606

def destroy
  @tags = {} unless @tags
  @tags.each_value do |t|
    t.destroy
  end
  super()
end

#dlineinfo(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 678

def dlineinfo(index)
  list(tk_send_without_enc('dlineinfo', _get_eval_enc_str(index)))
end

#dump(type_info, *index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1433

def dump(type_info, *index, &block)
  if type_info.kind_of?(Symbol)
    type_info = [ type_info.to_s ]
  elsif type_info.kind_of?(String)
    type_info = [ type_info ]
  end
  args = type_info.collect{|inf| '-' + inf}
  args << '-command' << block if block
  str = tk_send('dump', *(args + index))
  result = []
  sel = nil
  i = 0
  while i < str.size
    # retrieve key
    idx = str.index(/ /, i)
    result.push str[i..(idx-1)]
    i = idx + 1
    
    # retrieve value
    case result[-1]
    when 'text'
      if str[i] == ?{
        # text formed as {...}
        val, i = _retrieve_braced_text(str, i)
        result.push val
      else
        # text which may contain backslahes
        val, i = _retrieve_backslashed_text(str, i)
        result.push val
      end
    else
      idx = str.index(/ /, i)
      val = str[i..(idx-1)]
      case result[-1]
      when 'mark'
        case val
        when 'insert'
          result.push TkTextMarkInsert.new(self)
        when 'current'
          result.push TkTextMarkCurrent.new(self)
        when 'anchor'
          result.push TkTextMarkAnchor.new(self)
        else
          result.push tk_tcl2ruby(val)
        end
      when 'tagon'
        if val == 'sel'
          if sel
            result.push sel
          else
            result.push TkTextTagSel.new(self)
          end
        else
          result.push tk_tcl2ruby(val)
        end
      when 'tagoff'
          result.push tk_tcl2ruby(val)
      when 'window'
        result.push tk_tcl2ruby(val)
      when 'image'
        result.push tk_tcl2ruby(val)
      end
      i = idx + 1
    end

    # retrieve index
    idx = str.index(/ /, i)
    if idx
      result.push(Tk::Text::IndexString.new(str[i..(idx-1)]))
      i = idx + 1
    else
      result.push(Tk::Text::IndexString.new(str[i..-1]))
      break
    end
  end
  
  kvis = []
  until result.empty?
    kvis.push [result.shift, result.shift, result.shift]
  end
  kvis  # result is [[key1, value1, index1], [key2, value2, index2], ...]
end

#dump_all(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1552

def dump_all(*index, &block)
  dump(['all'], *index, &block)
end

#dump_image(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1567

def dump_image(*index, &block)
  dump(['image'], *index, &block)
end

#dump_mark(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1555

def dump_mark(*index, &block)
  dump(['mark'], *index, &block)
end

#dump_tag(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1558

def dump_tag(*index, &block)
  dump(['tag'], *index, &block)
end

#dump_text(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1561

def dump_text(*index, &block)
  dump(['text'], *index, &block)
end

#dump_window(*index, &block) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1564

def dump_window(*index, &block)
  dump(['window'], *index, &block)
end

#edit_redo ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 694

def edit_redo
  tk_send_without_enc('edit', 'redo')
  self
end

#edit_reset ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 698

def edit_reset
  tk_send_without_enc('edit', 'reset')
  self
end

#edit_separator ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 702

def edit_separator
  tk_send_without_enc('edit', 'separator')
  self
end

#edit_undo ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 706

def edit_undo
  tk_send_without_enc('edit', 'undo')
  self
end

#get_displaychars(*index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 313

def get_displaychars(*index)
  # Tk8.5 feature
  get('-displaychars', *index)
end

#image_cget(index, slot) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 424

def image_cget(index, slot)
  unless TkItemConfigMethod.__IGNORE_UNKNOWN_CONFIGURE_OPTION__
    image_cget_strict(index, slot)
  else
    begin
      image_cget_strict(index, slot)
    rescue => e
      begin
        if current_image_configinfo(index).has_key?(slot.to_s)
          # not tag error & option is known -> error on known option
          fail e
        else
          # not tag error & option is unknown
          nil
        end
      rescue
        fail e  # tag error
      end
    end
  end
end

#image_cget_strict(index, slot) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 412

def image_cget_strict(index, slot)
  case slot.to_s
  when 'text', 'label', 'show', 'data', 'file'
    _fromUTF8(tk_send_without_enc('image', 'cget', 
                                  _get_eval_enc_str(index), "-#{slot}"))
  else
    tk_tcl2ruby(_fromUTF8(tk_send_without_enc('image', 'cget', 
                                              _get_eval_enc_str(index), 
                                              "-#{slot}")))
  end
end

#image_configinfo(index, slot = nil) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 460

def image_configinfo(index, slot = nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      case slot.to_s
      when 'text', 'label', 'show', 'data', 'file'
        #conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}")))
        conf = tk_split_simplelist(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"), false, true)
      else
        #conf = tk_split_list(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}")))
        conf = tk_split_list(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"), 0, false, true)
      end
      conf[0] = conf[0][1..-1]
      conf
    else
      # tk_split_simplelist(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index)))).collect{|conflist|
      #  conf = tk_split_simplelist(conflist)
      tk_split_simplelist(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index)), false, false).collect{|conflist|
        conf = tk_split_simplelist(conflist, false, true)
        conf[0] = conf[0][1..-1]
        case conf[0]
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
          if conf[4]
            if conf[4].index('{')
              conf[4] = tk_split_list(conf[4]) 
            else
              conf[4] = tk_tcl2ruby(conf[4]) 
            end
          end
        end
        conf[1] = conf[1][1..-1] if conf.size == 2 # alias info
        conf
      }
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      case slot.to_s
      when 'text', 'label', 'show', 'data', 'file'
        #conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}")))
        conf = tk_split_simplelist(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"), false, true)
      else
        #conf = tk_split_list(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}")))
        conf = tk_split_list(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"), 0, false, true)
      end
      key = conf.shift[1..-1]
      { key => conf }
    else
      ret = {}
      #tk_split_simplelist(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index)))).each{|conflist|
      #  conf = tk_split_simplelist(conflist)
      tk_split_simplelist(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index)), false, false).each{|conflist|
        conf = tk_split_simplelist(conflist, false, true)
        key = conf.shift[1..-1]
        case key
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[2]
            if conf[2].index('{')
              conf[2] = tk_split_list(conf[2]) 
            else
              conf[2] = tk_tcl2ruby(conf[2]) 
            end
          end
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
        end
        if conf.size == 1
          ret[key] = conf[0][1..-1]  # alias info
        else
          ret[key] = conf
        end
      }
      ret
    end
  end
end

#image_configure(index, slot, value = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 446

def image_configure(index, slot, value=None)
  if slot.kind_of?(Hash)
    _fromUTF8(tk_send_without_enc('image', 'configure', 
                                  _get_eval_enc_str(index), 
                                  *hash_kv(slot, true)))
  else
    _fromUTF8(tk_send_without_enc('image', 'configure', 
                                  _get_eval_enc_str(index), 
                                  "-#{slot}", 
                                  _get_eval_enc_str(value)))
  end
  self
end

#image_names ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 570

def image_names
  #tk_split_simplelist(_fromUTF8(tk_send_without_enc('image', 'names'))).collect{|elt|
  tk_split_simplelist(tk_send_without_enc('image', 'names'), false, true).collect{|elt|
    tagid2obj(elt)
  }
end

#index(idx) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 308

def index(idx)
  Tk::Text::IndexString.new(tk_send_without_enc('index', 
                                                _get_eval_enc_str(idx)))
end

#init_instance_variable ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 267

def init_instance_variable
  @cmdtbl = []
  @tags = {}
end

#insert(index, chars, *tags) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 587

def insert(index, chars, *tags)
  if tags[0].kind_of?(Array)
    # multiple chars-taglist argument :: str, [tag,...], str, [tag,...], ...
    args = [chars]
    while tags.size > 0
      args << tags.shift.collect{|x|_get_eval_string(x)}.join(' ')  # taglist
      args << tags.shift if tags.size > 0                           # chars
    end
    super(index, *args)
  else
    # single chars-taglist argument :: str, tag, tag, ...
    if tags.size == 0
      super(index, chars)
    else
      super(index, chars, tags.collect{|x|_get_eval_string(x)}.join(' '))
    end
  end
end

#mark_gravity(mark, direction = nil) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 376

def mark_gravity(mark, direction=nil)
  if direction
    tk_send_without_enc('mark', 'gravity', 
                        _get_eval_enc_str(mark), direction)
    self
  else
    tk_send_without_enc('mark', 'gravity', _get_eval_enc_str(mark))
  end
end

#mark_names ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 369

def mark_names
  #tk_split_simplelist(_fromUTF8(tk_send_without_enc('mark', 'names'))).collect{|elt|
  tk_split_simplelist(tk_send_without_enc('mark', 'names'), false, true).collect{|elt|
    tagid2obj(elt)
  }
end

#mark_next(index) ⇒ Object Also known as: next_mark 



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# File 'ext/lib/tk/text.rb', line 400

def mark_next(index)
  tagid2obj(_fromUTF8(tk_send_without_enc('mark', 'next', 
                                          _get_eval_enc_str(index))))
end

#mark_previous(index) ⇒ Object Also known as: previous_mark 



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# File 'ext/lib/tk/text.rb', line 406

def mark_previous(index)
  tagid2obj(_fromUTF8(tk_send_without_enc('mark', 'previous', 
                                          _get_eval_enc_str(index))))
end

#mark_set(mark, index) ⇒ Object Also known as: set_mark 



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# File 'ext/lib/tk/text.rb', line 386

def mark_set(mark, index)
  tk_send_without_enc('mark', 'set', _get_eval_enc_str(mark), 
                      _get_eval_enc_str(index))
  self
end

#mark_unset(*marks) ⇒ Object Also known as: unset_mark 



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# File 'ext/lib/tk/text.rb', line 393

def mark_unset(*marks)
  tk_send_without_enc('mark', 'unset', 
                      *(marks.collect{|mark| _get_eval_enc_str(mark)}))
  self
end

#modified(mode) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 685

def modified(mode)
  tk_send_without_enc('edit', 'modified', mode)
  self
end

#modified=(mode) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 689

def modified=(mode)
  modified(mode)
  mode
end

#modified? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/lib/tk/text.rb', line 682

def modified?
  bool(tk_send_without_enc('edit', 'modified'))
end

#peer_names ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 659

def peer_names()
  # Tk8.5 feature
  list(tk_send_without_enc('peer', 'names'))
end

#replace(idx1, idx2, *opts) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 664

def replace(idx1, idx2, *opts)
  tk_send('replace', idx1, idx2, *opts)
  self
end

#rsearch(pat, start, stop = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1429

def rsearch(pat,start,stop=None)
  rsearch_with_length(pat,start,stop)[0]
end

#rsearch_with_length(pat, start, stop = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1377

def rsearch_with_length(pat,start,stop=None)
  pat = pat.chr if pat.kind_of?(Integer)
  if stop != None
    return ["", 0] if compare(start,'<=',stop)
    txt = get(stop,start)
    if (pos = txt.rindex(pat))
      match = $&
      #pos = txt[0..(pos-1)].split('').length if pos > 0
      pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
      if pat.kind_of?(String)
        #return [index(stop + " + #{pos} chars"), pat.split('').length]
        return [index(stop + " + #{pos} chars"), _ktext_length(pat), pat.dup]
      else
        #return [index(stop + " + #{pos} chars"), $&.split('').length]
        return [index(stop + " + #{pos} chars"), _ktext_length(match), match]
      end
    else
      return ["", 0]
    end
  else
    txt = get('1.0',start)
    if (pos = txt.rindex(pat))
      match = $&
      #pos = txt[0..(pos-1)].split('').length if pos > 0
      pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
      if pat.kind_of?(String)
        #return [index("1.0 + #{pos} chars"), pat.split('').length]
        return [index("1.0 + #{pos} chars"), _ktext_length(pat), pat.dup]
      else
        #return [index("1.0 + #{pos} chars"), $&.split('').length]
        return [index("1.0 + #{pos} chars"), _ktext_length(match), match]
      end
    else
      txt = get('1.0','end - 1 char')
      if (pos = txt.rindex(pat))
        match = $&
        #pos = txt[0..(pos-1)].split('').length if pos > 0
        pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
        if pat.kind_of?(String)
          #return [index("1.0 + #{pos} chars"), pat.split('').length]
          return [index("1.0 + #{pos} chars"), _ktext_length(pat), pat.dup]
        else
          #return [index("1.0 + #{pos} chars"), $&.split('').length]
          return [index("1.0 + #{pos} chars"), _ktext_length(match), match]
        end
      else
        return ["", 0]
      end
    end
  end
end

#search(pat, start, stop = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1373

def search(pat,start,stop=None)
  search_with_length(pat,start,stop)[0]
end

#search_with_length(pat, start, stop = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1316

def search_with_length(pat,start,stop=None)
  pat = pat.chr if pat.kind_of?(Integer)
  if stop != None
    return ["", 0] if compare(start,'>=',stop)
    txt = get(start,stop)
    if (pos = txt.index(pat))
      match = $&
      #pos = txt[0..(pos-1)].split('').length if pos > 0
      pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
      if pat.kind_of?(String)
        #return [index(start + " + #{pos} chars"), pat.split('').length]
        return [index(start + " + #{pos} chars"), 
                _ktext_length(pat), pat.dup]
      else
        #return [index(start + " + #{pos} chars"), $&.split('').length]
        return [index(start + " + #{pos} chars"), 
                _ktext_length(match), match]
      end
    else
      return ["", 0]
    end
  else
    txt = get(start,'end - 1 char')
    if (pos = txt.index(pat))
      match = $&
      #pos = txt[0..(pos-1)].split('').length if pos > 0
      pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
      if pat.kind_of?(String)
        #return [index(start + " + #{pos} chars"), pat.split('').length]
        return [index(start + " + #{pos} chars"), 
                _ktext_length(pat), pat.dup]
      else
        #return [index(start + " + #{pos} chars"), $&.split('').length]
        return [index(start + " + #{pos} chars"), 
                _ktext_length(match), match]
      end
    else
      txt = get('1.0','end - 1 char')
      if (pos = txt.index(pat))
        match = $&
        #pos = txt[0..(pos-1)].split('').length if pos > 0
        pos = _ktext_length(txt[0..(pos-1)]) if pos > 0
        if pat.kind_of?(String)
          #return [index("1.0 + #{pos} chars"), pat.split('').length]
          return [index("1.0 + #{pos} chars"), 
                  _ktext_length(pat), pat.dup]
        else
          #return [index("1.0 + #{pos} chars"), $&.split('').length]
          return [index("1.0 + #{pos} chars"), _ktext_length(match), match]
        end
      else
        return ["", 0]
      end
    end
  end
end

#set_current(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 582

def set_current(index)
  tk_send_without_enc('mark','set','current', _get_eval_enc_str(index))
  self
end

#set_insert(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 577

def set_insert(index)
  tk_send_without_enc('mark','set','insert', _get_eval_enc_str(index))
  self
end

#tag_add(tag, index1, index2 = None) ⇒ Object Also known as: addtag, add_tag 



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# File 'ext/lib/tk/text.rb', line 739

def tag_add(tag, index1, index2=None)
  tk_send_without_enc('tag', 'add', _get_eval_enc_str(tag), 
                      _get_eval_enc_str(index1), 
                      _get_eval_enc_str(index2))
  self
end

#tag_bind(tag, seq, *args) ⇒ Object

def tag_bind(tag, seq, cmd=Proc.new, *args)

_bind([@path, 'tag', 'bind', tag], seq, cmd, *args)
self

end



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# File 'ext/lib/tk/text.rb', line 771

def tag_bind(tag, seq, *args)
  # if args[0].kind_of?(Proc) || args[0].kind_of?(Method)
  if TkComm._callback_entry?(args[0]) || !block_given?
    cmd = args.shift
  else
    cmd = Proc.new
  end
  _bind([@path, 'tag', 'bind', tag], seq, cmd, *args)
  self
end

#tag_bind_append(tag, seq, *args) ⇒ Object

def tag_bind_append(tag, seq, cmd=Proc.new, *args)

_bind_append([@path, 'tag', 'bind', tag], seq, cmd, *args)
self

end



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# File 'ext/lib/tk/text.rb', line 786

def tag_bind_append(tag, seq, *args)
  # if args[0].kind_of?(Proc) || args[0].kind_of?(Method)
  if TkComm._callback_entry?(args[0]) || !block_given?
    cmd = args.shift
  else
    cmd = Proc.new
  end
  _bind_append([@path, 'tag', 'bind', tag], seq, cmd, *args)
  self
end

#tag_bind_remove(tag, seq) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 797

def tag_bind_remove(tag, seq)
  _bind_remove([@path, 'tag', 'bind', tag], seq)
  self
end

#tag_bindinfo(tag, context = nil) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 802

def tag_bindinfo(tag, context=nil)
  _bindinfo([@path, 'tag', 'bind', tag], context)
end

#tag_delete(*tags) ⇒ Object Also known as: deltag, delete_tag 



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# File 'ext/lib/tk/text.rb', line 748

def tag_delete(*tags)
  tk_send_without_enc('tag', 'delete', 
                      *(tags.collect{|tag| _get_eval_enc_str(tag)}))
  TkTextTag::TTagID_TBL.mutex.synchronize{
    if TkTextTag::TTagID_TBL[@path]
      tags.each{|tag|
        if tag.kind_of?(TkTextTag)
          TkTextTag::TTagID_TBL[@path].delete(tag.id) 
        else
          TkTextTag::TTagID_TBL[@path].delete(tag) 
        end
      }
    end
  }
  self
end

#tag_lower(tag, below = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 988

def tag_lower(tag, below=None)
  tk_send_without_enc('tag', 'lower', _get_eval_enc_str(tag), 
                      _get_eval_enc_str(below))
  self
end

#tag_names(index = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 362

def tag_names(index=None)
  #tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag', 'names', _get_eval_enc_str(index)))).collect{|elt|
  tk_split_simplelist(tk_send_without_enc('tag', 'names', _get_eval_enc_str(index)), false, true).collect{|elt|
    tagid2obj(elt)
  }
end

#tag_nextrange(tag, first, last = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1013

def tag_nextrange(tag, first, last=None)
  simplelist(tk_send_without_enc('tag', 'nextrange', 
                                 _get_eval_enc_str(tag), 
                                 _get_eval_enc_str(first), 
                                 _get_eval_enc_str(last))).collect{|idx|
    Tk::Text::IndexString.new(idx)
  }
end

#tag_prevrange(tag, first, last = None) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1022

def tag_prevrange(tag, first, last=None)
  simplelist(tk_send_without_enc('tag', 'prevrange', 
                                 _get_eval_enc_str(tag), 
                                 _get_eval_enc_str(first), 
                                 _get_eval_enc_str(last))).collect{|idx|
    Tk::Text::IndexString.new(idx)
  }
end

#tag_raise(tag, above = None) ⇒ Object

def tag_cget(tag, key)

  case key.to_s
  when 'text', 'label', 'show', 'data', 'file'
    tk_call_without_enc(@path, 'tag', 'cget', 
                        _get_eval_enc_str(tag), "-#{key}")
  when 'font', 'kanjifont'
    #fnt = tk_tcl2ruby(tk_send('tag', 'cget', tag, "-#{key}"))
    fnt = tk_tcl2ruby(_fromUTF8(tk_send_without_enc('tag','cget',_get_eval_enc_str(tag),'-font')))
    unless fnt.kind_of?(TkFont)
      fnt = tagfontobj(tag, fnt)
    end
    if key.to_s == 'kanjifont' && JAPANIZED_TK && TK_VERSION =~ /^4\.*/
      # obsolete; just for compatibility
      fnt.kanji_font
    else
      fnt
    end
  else
    tk_tcl2ruby(_fromUTF8(tk_call_without_enc(@path,'tag','cget',_get_eval_enc_str(tag),"-#{key}")))
  end
end

def tag_configure(tag, key, val=None)
  if key.kind_of?(Hash)
    key = _symbolkey2str(key)
    if ( key['font'] || key['kanjifont'] \
        || key['latinfont'] || key['asciifont'] )
      tagfont_configure(tag, key)
    else
      tk_send_without_enc('tag', 'configure', _get_eval_enc_str(tag), 
                          *hash_kv(key, true))
    end

  else
    if  key == 'font' || key == :font || 
        key == 'kanjifont' || key == :kanjifont ||
        key == 'latinfont' || key == :latinfont || 
        key == 'asciifont' || key == :asciifont
      if val == None
        tagfontobj(tag)
      else
        tagfont_configure(tag, {key=>val})
      end
    else
      tk_send_without_enc('tag', 'configure', _get_eval_enc_str(tag), 
                          "-#{key}", _get_eval_enc_str(val))
    end
  end
  self
end

def tag_configinfo(tag, key=nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if key
      case key.to_s
      when 'text', 'label', 'show', 'data', 'file'
        conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
      when 'font', 'kanjifont'
        conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
        conf[4] = tagfont_configinfo(tag, conf[4])
      else
        conf = tk_split_list(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
      end
      conf[0] = conf[0][1..-1]
      conf
    else
      ret = tk_split_simplelist(_fromUTF8(tk_send('tag','configure',_get_eval_enc_str(tag)))).collect{|conflist|
        conf = tk_split_simplelist(conflist)
        conf[0] = conf[0][1..-1]
        case conf[0]
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
          if conf[4]
            if conf[4].index('{')
              conf[4] = tk_split_list(conf[4]) 
            else
              conf[4] = tk_tcl2ruby(conf[4]) 
            end
          end
        end
        conf[1] = conf[1][1..-1] if conf.size == 2 # alias info
        conf
      }
      fontconf = ret.assoc('font')
      if fontconf
        ret.delete_if{|item| item[0] == 'font' || item[0] == 'kanjifont'}
        fontconf[4] = tagfont_configinfo(tag, fontconf[4])
        ret.push(fontconf)
      else
        ret
      end
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    if key
      case key.to_s
      when 'text', 'label', 'show', 'data', 'file'
        conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
      when 'font', 'kanjifont'
        conf = tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
        conf[4] = tagfont_configinfo(tag, conf[4])
      else
        conf = tk_split_list(_fromUTF8(tk_send_without_enc('tag','configure',_get_eval_enc_str(tag),"-#{key}")))
      end
      key = conf.shift[1..-1]
      { key => conf }
    else
      ret = {}
      tk_split_simplelist(_fromUTF8(tk_send('tag','configure',_get_eval_enc_str(tag)))).each{|conflist|
        conf = tk_split_simplelist(conflist)
        key = conf.shift[1..-1]
        case key
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[2]
            if conf[2].index('{')
              conf[2] = tk_split_list(conf[2]) 
            else
              conf[2] = tk_tcl2ruby(conf[2]) 
            end
          end
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
        end
        if conf.size == 1
          ret[key] = conf[0][1..-1]  # alias info
        else
          ret[key] = conf
        end
      }
      fontconf = ret['font']
      if fontconf
        ret.delete('font')
        ret.delete('kanjifont')
        fontconf[3] = tagfont_configinfo(tag, fontconf[3])
        ret['font'] = fontconf
      end
      ret
    end
  end
end

def current_tag_configinfo(tag, key=nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if key
      conf = tag_configinfo(tag, key)
      {conf[0] => conf[4]}
    else
      ret = {}
      tag_configinfo(tag).each{|conf|
        ret[conf[0]] = conf[4] if conf.size > 2
      }
      ret
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    ret = {}
    tag_configinfo(tag, key).each{|k, conf|
      ret[k] = conf[-1] if conf.kind_of?(Array)
    }
    ret
  end
end



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# File 'ext/lib/tk/text.rb', line 982

def tag_raise(tag, above=None)
  tk_send_without_enc('tag', 'raise', _get_eval_enc_str(tag), 
                      _get_eval_enc_str(above))
  self
end

#tag_ranges(tag) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1000

def tag_ranges(tag)
  #l = tk_split_simplelist(tk_send_without_enc('tag', 'ranges',
  #                                            _get_eval_enc_str(tag)))
  l = tk_split_simplelist(tk_send_without_enc('tag', 'ranges',
                                              _get_eval_enc_str(tag)), 
                          false, true)
  r = []
  while key=l.shift
    r.push [Tk::Text::IndexString.new(key), Tk::Text::IndexString.new(l.shift)]
  end
  r
end

#tag_remove(tag, *indices) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 994

def tag_remove(tag, *indices)
  tk_send_without_enc('tag', 'remove', _get_eval_enc_str(tag), 
                      *(indices.collect{|idx| _get_eval_enc_str(idx)}))
  self
end

#tagid2obj(tagid) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 354

def tagid2obj(tagid)
  if @tags[tagid]
    @tags[tagid]
  else
    tagid
  end
end

#text_copy ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 721

def text_copy
  # Tk8.4 feature
  tk_call_without_enc('tk_textCopy', @path)
  self
end

#text_cut ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 727

def text_cut
  # Tk8.4 feature
  tk_call_without_enc('tk_textCut', @path)
  self
end

#text_paste ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 733

def text_paste
  # Tk8.4 feature
  tk_call_without_enc('tk_textPaste', @path)
  self
end

#tksearch(*args) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1248

def tksearch(*args)
  # call 'search' subcommand of text widget
  #   args ::= [<array_of_opts>] <pattern> <start_index> [<stop_index>]
  # If <pattern> is regexp, then it must be a regular expression of Tcl
  nocase = false
  if args[0].kind_of?(Array)
    opts = args.shift.collect{|opt|
      s_opt = opt.to_s
      nocase = true if s_opt == 'nocase'
      '-' + s_opt
    }
  else
    opts = []
  end

  if args[0].kind_of?(Regexp)
    regexp = args.shift
    if !nocase && (regexp.options & Regexp::IGNORECASE) != 0
      opts << '-nocase'
    end
    args.unshift(regexp.source)
  end

  opts << '--'

  ret = tk_send('search', *(opts + args))
  if ret == ""
    nil
  else
    Tk::Text::IndexString.new(ret)
  end
end

#tksearch_with_count(*args) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 1281

def tksearch_with_count(*args)
  # call 'search' subcommand of text widget
  #   args ::= [<array_of_opts>] <var> <pattern> <start_index> [<stop_index>]
  # If <pattern> is regexp, then it must be a regular expression of Tcl
  nocase = false
  if args[0].kind_of?(Array)
    opts = args.shift.collect{|opt|
      s_opt = opt.to_s
      nocase = true if s_opt == 'nocase'
      '-' + s_opt
    }
  else
    opts = []
  end

  opts << '-count' << args.shift

  if args[0].kind_of?(Regexp)
    regexp = args.shift
    if !nocase && (regexp.options & Regexp::IGNORECASE) != 0
      opts << '-nocase'
    end
    args.unshift(regexp.source)
  end

  opts << '--'

  ret = tk_send('search', *(opts + args))
  if ret == ""
    nil
  else
    Tk::Text::IndexString.new(ret)
  end
end

#value ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 318

def value
  _fromUTF8(tk_send_without_enc('get', "1.0", "end - 1 char"))
end

#value=(val) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 322

def value= (val)
  tk_send_without_enc('delete', "1.0", 'end')
  tk_send_without_enc('insert', "1.0", _get_eval_enc_str(val))
  val
end

#window_names ⇒ Object

def window_cget(index, slot)

  case slot.to_s
  when 'text', 'label', 'show', 'data', 'file'
    _fromUTF8(tk_send_without_enc('window', 'cget', 
                                  _get_eval_enc_str(index), "-#{slot}"))
  when 'font', 'kanjifont'
    #fnt = tk_tcl2ruby(tk_send('window', 'cget', index, "-#{slot}"))
    fnt = tk_tcl2ruby(_fromUTF8(tk_send_without_enc('window', 'cget', _get_eval_enc_str(index), '-font')))
    unless fnt.kind_of?(TkFont)
      fnt = tagfontobj(index, fnt)
    end
    if slot.to_s == 'kanjifont' && JAPANIZED_TK && TK_VERSION =~ /^4\.*/
      # obsolete; just for compatibility
      fnt.kanji_font
    else
      fnt
    end
  else
    tk_tcl2ruby(_fromUTF8(tk_send_without_enc('window', 'cget', _get_eval_enc_str(index), "-#{slot}")))
  end
end

def window_configure(index, slot, value=None)
  if index.kind_of?(TkTextWindow)
    index.configure(slot, value)
  else
    if slot.kind_of?(Hash)
      slot = _symbolkey2str(slot)
      win = slot['window']
      # slot['window'] = win.epath if win.kind_of?(TkWindow)
      slot['window'] = _epath(win) if win
      if slot['create']
        p_create = slot['create']
        if p_create.kind_of?(Proc)

#=begin

slot['create'] = install_cmd(proc{
                               id = p_create.call
                               if id.kind_of?(TkWindow)
                                 id.epath
                               else
                                 id
                               end
                             })

#=end

      slot['create'] = install_cmd(proc{_epath(p_create.call)})
    end
  end
  tk_send_without_enc('window', 'configure', 
                      _get_eval_enc_str(index), 
                      *hash_kv(slot, true))
else
  if slot == 'window' || slot == :window
    # id = value 
    # value = id.epath if id.kind_of?(TkWindow)
    value = _epath(value)
  end
  if slot == 'create' || slot == :create
    p_create = value
    if p_create.kind_of?(Proc)

#=begin

value = install_cmd(proc{
                      id = p_create.call
                      if id.kind_of?(TkWindow)
                        id.epath
                      else
                        id
                      end
                    })

#=end

          value = install_cmd(proc{_epath(p_create.call)})
        end
      end
      tk_send_without_enc('window', 'configure', 
                          _get_eval_enc_str(index), 
                          "-#{slot}", _get_eval_enc_str(value))
    end
  end
  self
end

def window_configinfo(win, slot = nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      case slot.to_s
      when 'text', 'label', 'show', 'data', 'file'
        conf = tk_split_simplelist(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win), "-#{slot}")))
      else
        conf = tk_split_list(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win), "-#{slot}")))
      end
      conf[0] = conf[0][1..-1]
      conf
    else
      tk_split_simplelist(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win)))).collect{|conflist|
        conf = tk_split_simplelist(conflist)
        conf[0] = conf[0][1..-1]
        case conf[0]
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
          if conf[4]
            if conf[4].index('{')
              conf[4] = tk_split_list(conf[4]) 
            else
              conf[4] = tk_tcl2ruby(conf[4]) 
            end
          end
        end
        conf[1] = conf[1][1..-1] if conf.size == 2 # alias info
        conf
      }
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      case slot.to_s
      when 'text', 'label', 'show', 'data', 'file'
        conf = tk_split_simplelist(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win), "-#{slot}")))
      else
        conf = tk_split_list(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win), "-#{slot}")))
      end
      key = conf.shift[1..-1]
      { key => conf }
    else
      ret = {}
      tk_split_simplelist(_fromUTF8(tk_send('window', 'configure', _get_eval_enc_str(win)))).each{|conflist|
        conf = tk_split_simplelist(conflist)
        key = conf.shift[1..-1]
        case key
        when 'text', 'label', 'show', 'data', 'file'
        else
          if conf[2]
            if conf[2].index('{')
              conf[2] = tk_split_list(conf[2]) 
            else
              conf[2] = tk_tcl2ruby(conf[2]) 
            end
          end
          if conf[3]
            if conf[3].index('{')
              conf[3] = tk_split_list(conf[3]) 
            else
              conf[3] = tk_tcl2ruby(conf[3]) 
            end
          end
        end
        if conf.size == 1
          ret[key] = conf[0][1..-1]  # alias info
        else
          ret[key] = conf
        end
      }
      ret
    end
  end
end

def current_window_configinfo(win, slot = nil)
  if TkComm::GET_CONFIGINFO_AS_ARRAY
    if slot
      conf = window_configinfo(win, slot)
      {conf[0] => conf[4]}
    else
      ret = {}
      window_configinfo(win).each{|conf|
        ret[conf[0]] = conf[4] if conf.size > 2
      }
      ret
    end
  else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
    ret = {}
    window_configinfo(win, slot).each{|k, conf|
      ret[k] = conf[-1] if conf.kind_of?(Array)
    }
    ret
  end
end



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# File 'ext/lib/tk/text.rb', line 1215

def window_names
  # tk_split_simplelist(_fromUTF8(tk_send_without_enc('window', 'names'))).collect{|elt|
  tk_split_simplelist(tk_send_without_enc('window', 'names'), false, true).collect{|elt|
    tagid2obj(elt)
  }
end

#xview_pickplace(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 711

def xview_pickplace(index)
  tk_send_without_enc('xview', '-pickplace', _get_eval_enc_str(index))
  self
end

#yview_pickplace(index) ⇒ Object 



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# File 'ext/lib/tk/text.rb', line 716

def yview_pickplace(index)
  tk_send_without_enc('yview', '-pickplace', _get_eval_enc_str(index))
  self
end