diff options
Diffstat (limited to 'ext/tk/lib/tk/text.rb')
-rw-r--r-- | ext/tk/lib/tk/text.rb | 1179 |
1 files changed, 1179 insertions, 0 deletions
diff --git a/ext/tk/lib/tk/text.rb b/ext/tk/lib/tk/text.rb new file mode 100644 index 0000000000..b1e671e1e0 --- /dev/null +++ b/ext/tk/lib/tk/text.rb @@ -0,0 +1,1179 @@ +# +# tk/text.rb - Tk text classes +# $Date$ +# by Yukihiro Matsumoto <matz@caelum.co.jp> +require 'tk' +require 'tk/itemfont' +require 'tk/scrollable' +require 'tk/txtwin_abst' + +module TkTreatTextTagFont + include TkTreatItemFont + + ItemCMD = ['tag'.freeze, 'configure'.freeze].freeze + def __conf_cmd(idx) + ItemCMD[idx] + end + + def __item_pathname(tagOrId) + if tagOrId.kind_of?(TkTextTag) + self.path + ';' + tagOrId.id + else + self.path + ';' + tagOrId + end + end + + private :__conf_cmd, :__item_pathname +end + + +class TkText<TkTextWin + ItemConfCMD = ['tag'.freeze, 'configure'.freeze].freeze + include TkTreatTextTagFont + include Scrollable + + TkCommandNames = ['text'.freeze].freeze + WidgetClassName = 'Text'.freeze + WidgetClassNames[WidgetClassName] = self + + def self.new(*args, &block) + obj = super(*args){} + obj.init_instance_variable + obj.instance_eval(&block) if defined? yield + obj + end + + def init_instance_variable + @cmdtbl = [] + @tags = {} + end + + def __destroy_hook__ + TTagID_TBL.delete(@path) + TMarkID_TBL.delete(@path) + end + + def create_self(keys) + if keys and keys != None + tk_call_without_enc('text', @path, *hash_kv(keys, true)) + else + tk_call_without_enc('text', @path) + end + init_instance_variable + end + private :create_self + + def index(index) + tk_send_without_enc('index', _get_eval_enc_str(index)) + end + + def value + _fromUTF8(tk_send_without_enc('get', "1.0", "end - 1 char")) + end + + 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 + + def _addcmd(cmd) + @cmdtbl.push cmd + end + + def _addtag(name, obj) + @tags[name] = obj + end + + def tagid2obj(tagid) + if @tags[tagid] + @tags[tagid] + else + tagid + end + end + + def tag_names(index=None) + tk_split_simplelist(_fromUTF8(tk_send_without_enc('tag', 'names', _get_eval_enc_str(index)))).collect{|elt| + tagid2obj(elt) + } + end + + def mark_names + tk_split_simplelist(_fromUTF8(tk_send_without_enc('mark', 'names'))).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 image_cget(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_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}"))) + else + conf = tk_split_list(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"))) + 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) + 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}"))) + else + conf = tk_split_list(_fromUTF8(tk_send_without_enc('image', 'configure', _get_eval_enc_str(index), "-#{slot}"))) + 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) + 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| + tagid2obj(elt) + } + end + + def set_insert(index) + tk_send_without_enc('mark','set','insert', _get_eval_enc_str(index)) + self + end + + def set_current(index) + tk_send_without_enc('mark','set','current', _get_eval_enc_str(index)) + self + end + + 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 + + def destroy + @tags = {} unless @tags + @tags.each_value do |t| + t.destroy + end + super + end + + def backspace + self.delete 'insert' + end + + def bbox(index) + list(tk_send_without_enc('bbox', _get_eval_enc_str(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 count(idx1, idx2, *opts) + opts = opts.collect{|opt| '-' + opt.to_s} + number(tk_send_without_enc('count', _get_eval_enc_str(idx1), + _get_eval_enc_str(idx2), *opts)) + end + + def replace(idx1, idx2, *opts) + tk_send('replace', idx1, idx2, *opts) + self + end + + def debug + bool(tk_send_without_enc('debug')) + end + def debug=(boolean) + tk_send_without_enc('debug', boolean) + #self + boolean + end + + def dlineinfo(index) + list(tk_send_without_enc('dlineinfo', _get_eval_enc_str(index))) + end + + def modified? + bool(tk_send_without_enc('edit', 'modified')) + end + def modified(mode) + tk_send_without_enc('edit', 'modified', mode) + self + end + def modified=(mode) + modified(mode) + mode + end + + def edit_redo + tk_send_without_enc('edit', 'redo') + self + end + def edit_reset + tk_send_without_enc('edit', 'reset') + self + end + def edit_separator + tk_send_without_enc('edit', 'separator') + self + end + def edit_undo + tk_send_without_enc('edit', 'undo') + self + end + + def xview_pickplace(index) + tk_send_without_enc('xview', '-pickplace', _get_eval_enc_str(index)) + self + end + + def yview_pickplace(index) + tk_send_without_enc('yview', '-pickplace', _get_eval_enc_str(index)) + self + end + + def text_copy + # Tk8.4 feature + tk_call_without_enc('tk_textCopy', @path) + self + end + + def text_cut + # Tk8.4 feature + tk_call_without_enc('tk_textCut', @path) + self + end + + def text_paste + # Tk8.4 feature + tk_call_without_enc('tk_textPaste', @path) + self + end + + 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 + alias addtag tag_add + alias add_tag tag_add + + def tag_delete(*tags) + tk_send_without_enc('tag', 'delete', + *(tags.collect{|tag| _get_eval_enc_str(tag)})) + if TkTextTag::TTagID_TBL[@path] + tags.each{|tag| + if tag.kind_of? TkTextTag + TTagID_TBL[@path].delete(tag.id) + else + TTagID_TBL[@path].delete(tag) + end + } + end + self + end + alias deltag tag_delete + alias delete_tag tag_delete + + def tag_bind(tag, seq, cmd=Proc.new, args=nil) + _bind([@path, 'tag', 'bind', tag], seq, cmd, args) + self + end + + def tag_bind_append(tag, seq, cmd=Proc.new, args=nil) + _bind_append([@path, 'tag', 'bind', tag], seq, cmd, args) + self + end + + def tag_bind_remove(tag, seq) + _bind_remove([@path, 'tag', 'bind', tag], seq) + self + end + + def tag_bindinfo(tag, context=nil) + _bindinfo([@path, 'tag', 'bind', tag], context) + end + + 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 + + def tag_raise(tag, above=None) + tk_send_without_enc('tag', 'raise', _get_eval_enc_str(tag), + _get_eval_enc_str(above)) + self + end + + def tag_lower(tag, below=None) + tk_send_without_enc('tag', 'lower', _get_eval_enc_str(tag), + _get_eval_enc_str(below)) + self + end + + def tag_remove(tag, *indices) + tk_send_without_enc('tag', 'remove', _get_eval_enc_str(tag), + *(indces.collect{|idx| _get_eval_enc_str(idx)})) + self + end + + def tag_ranges(tag) + l = tk_split_simplelist(tk_send_without_enc('tag', 'ranges', + _get_eval_enc_str(tag))) + r = [] + while key=l.shift + r.push [key, l.shift] + end + r + end + + def tag_nextrange(tag, first, last=None) + tk_split_list(tk_send_without_enc('tag', 'nextrange', + _get_eval_enc_str(tag), + _get_eval_enc_str(first), + _get_eval_enc_str(last))) + end + + def tag_prevrange(tag, first, last=None) + tk_split_list(tk_send_without_enc('tag', 'prevrange', + _get_eval_enc_str(tag), + _get_eval_enc_str(first), + _get_eval_enc_str(last))) + end + + 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 + + def window_names + tk_split_simplelist(_fromUTF8(tk_send_without_enc('window', 'names'))).collect{|elt| + tagid2obj(elt) + } + end + + def _ktext_length(txt) + 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>] + # <pattern> must be a regular expression of Tcl + all_mode = false + opts = args.shift + if opts.kind_of?(Array) + opts = opts.collect{|opt| + opt = opt.to_s + all_mode = true if opt == 'all' + opt + } + else + args.unshift(opts) + opts = [] + end + + opts << '--' + + if all_mode + tk_split_simplelist(tk_send(*(opts + args))) + else + tk_send(*(opts + args)) + end + end + + def tksearch_with_count(*args) + # call 'search' subcommand of text widget + # args ::= [<array_of_opts>] <var> <pattern> <start_index> [<stop_index>] + # <pattern> must be a regular expression of Tcl + all_mode = false + opts = args.shift + if opts.kind_of?(Array) + opts = opts.collect{|opt| + opt = opt.to_s + all_mode = true if opt == 'all' + opt + } + var = args.shift + else + var = opts + opts = [] + end + + opts << '-count' << var << '--' + + if all_mode + tk_split_simplelist(tk_send(*(opts + args))) + else + tk_send(*(opts + args)) + 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 dump(type_info, *index, &block) + 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) + end + i = idx + 1 + end + + # retrieve index + idx = str.index(/ /, i) + if idx + result.push str[i..(idx-1)] + i = idx + 1 + else + result.push 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 + + def _retrieve_braced_text(str, i) + cnt = 0 + idx = i + while idx < str.size + case str[idx] + when ?{ + cnt += 1 + when ?} + cnt -= 1 + if cnt == 0 + break + end + end + idx += 1 + end + return str[i+1..idx-1], idx + 2 + end + private :_retrieve_braced_text + + def _retrieve_backslashed_text(str, i) + j = i + idx = nil + loop { + idx = str.index(/ /, j) + if str[idx-1] == ?\\ + j += 1 + else + break + end + } + val = str[i..(idx-1)] + val.gsub!(/\\( |\{|\})/, '\1') + return val, idx + 1 + end + private :_retrieve_backslashed_text + + def dump_all(*index, &block) + dump(['all'], *index, &block) + end + def dump_mark(*index, &block) + dump(['mark'], *index, &block) + end + def dump_tag(*index, &block) + dump(['tag'], *index, &block) + end + def dump_text(*index, &block) + dump(['text'], *index, &block) + end + def dump_window(*index, &block) + dump(['window'], *index, &block) + end + def dump_image(*index, &block) + dump(['image'], *index, &block) + end +end |