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ruby--ruby/ext/tk/lib/tkextlib/iwidgets/scrolledtext.rb
nobu 287a34ae0d * {ext,lib,test}/**/*.rb: removed trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-03-06 03:56:38 +00:00

564 lines
16 KiB
Ruby

#
# tkextlib/iwidgets/scrolledtext.rb
# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#
require 'tk'
require 'tk/text'
require 'tkextlib/iwidgets.rb'
module Tk
module Iwidgets
class Scrolledtext < Tk::Iwidgets::Scrolledwidget
end
end
end
class Tk::Iwidgets::Scrolledtext
TkCommandNames = ['::iwidgets::scrolledtext'.freeze].freeze
WidgetClassName = 'Scrolledtext'.freeze
WidgetClassNames[WidgetClassName] = self
def __strval_optkeys
super() << 'textbackground'
end
private :__strval_optkeys
def __font_optkeys
super() << 'textfont'
end
private :__font_optkeys
################################
def initialize(*args)
super(*args)
@text = component_widget('text')
end
def method_missing(id, *args)
if @text.respond_to?(id)
@text.__send__(id, *args)
else
super(id, *args)
end
end
################################
def child_site
window(tk_call(@path, 'childsite'))
end
def clear
tk_call(@path, 'clear')
self
end
def import(file, idx=nil)
if idx
tk_call(@path, 'import', file, index(idx))
else
tk_call(@path, 'import', file)
end
self
end
def export(file)
tk_call(@path, 'export', file)
self
end
#####################################
include TkTextTagConfig
def tagid(tag)
if tag.kind_of?(Tk::Itk::Component)
tag.name
else
super(tag)
end
end
private :tagid
def bbox(index)
list(tk_send('bbox', index))
end
def compare(idx1, op, idx2)
bool(tk_send_without_enc('compare', _get_eval_enc_str(idx1),
op, _get_eval_enc_str(idx2)))
end
def debug
bool(tk_send_without_enc('debug'))
end
def debug=(boolean)
tk_send_without_enc('debug', boolean)
#self
boolean
end
def delete(first, last=None)
tk_send_without_enc('delete', first, last)
self
end
def dlineinfo(index)
list(tk_send_without_enc('dlineinfo', _get_eval_enc_str(index)))
end
def get(*index)
_fromUTF8(tk_send_without_enc('get', *index))
end
def get_displaychars(*index)
# Tk8.5 feature
get('-displaychars', *index)
end
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
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.has_key?(slot.to_s)
# error on known option
fail e
else
# unknown option
nil
end
rescue
fail e # tag error
end
end
end
end
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
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
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
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
def index(idx)
tk_send_without_enc('index', _get_eval_enc_str(idx))
end
def insert(index, *args)
tk_send('insert', index, *args)
self
end
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
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
def mark_set(mark, index)
tk_send_without_enc('mark', 'set', _get_eval_enc_str(mark),
_get_eval_enc_str(index))
self
end
alias set_mark mark_set
def mark_unset(*marks)
tk_send_without_enc('mark', 'unset',
*(marks.collect{|mark| _get_eval_enc_str(mark)}))
self
end
alias unset_mark mark_unset
def mark_next(index)
tagid2obj(_fromUTF8(tk_send_without_enc('mark', 'next',
_get_eval_enc_str(index))))
end
alias next_mark mark_next
def mark_previous(index)
tagid2obj(_fromUTF8(tk_send_without_enc('mark', 'previous',
_get_eval_enc_str(index))))
end
alias previous_mark mark_previous
def scan_mark(x, y)
tk_send_without_enc('scan', 'mark', x, y)
self
end
def scan_dragto(x, y)
tk_send_without_enc('scan', 'dragto', x, y)
self
end
def _ktext_length(txt)
if TkCore::WITH_ENCODING ### Ruby 1.9 !!!!!!!!!!!!!
return txt.length
end
###########################
if $KCODE !~ /n/i
return txt.gsub(/[^\Wa-zA-Z_\d]/, ' ').length
end
# $KCODE == 'NONE'
if JAPANIZED_TK
tk_call_without_enc('kstring', 'length',
_get_eval_enc_str(txt)).to_i
else
begin
tk_call_without_enc('encoding', 'convertto', 'ascii',
_get_eval_enc_str(txt)).length
rescue StandardError, NameError
# sorry, I have no plan
txt.length
end
end
end
private :_ktext_length
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
if args[0].kind_of?(Array)
opts = args.shift.collect{|opt| '-' + opt.to_s }
else
opts = []
end
opts << '--'
ret = tk_send('search', *(opts + args))
if ret == ""
nil
else
ret
end
end
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
if args[0].kind_of?(Array)
opts = args.shift.collect{|opt| '-' + opt.to_s }
else
opts = []
end
opts << '-count' << args.shift << '--'
ret = tk_send('search', *(opts + args))
if ret == ""
nil
else
ret
end
end
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
def search(pat,start,stop=None)
search_with_length(pat,start,stop)[0]
end
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
def rsearch(pat,start,stop=None)
rsearch_with_length(pat,start,stop)[0]
end
def see(index)
tk_send_without_enc('see', index)
self
end
###############################
def xview(*index)
if index.size == 0
list(tk_send_without_enc('xview'))
else
tk_send_without_enc('xview', *index)
self
end
end
def xview_moveto(*index)
xview('moveto', *index)
end
def xview_scroll(*index)
xview('scroll', *index)
end
def yview(*index)
if index.size == 0
list(tk_send_without_enc('yview'))
else
tk_send_without_enc('yview', *index)
self
end
end
def yview_moveto(*index)
yview('moveto', *index)
end
def yview_scroll(*index)
yview('scroll', *index)
end
end