1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 2001 The LyX Team.
8 * ======================================================
10 * \file ControlSpellchecker.C
11 * \author Edwin Leuven <leuven@fee.uva.nl>
17 #pragma implementation
20 #include "ControlSpellchecker.h"
23 #include "BufferView.h"
32 #include "frontends/LyXView.h"
34 #include "support/lstrings.h"
36 # include "sp_ispell.h"
38 # include "sp_pspell.h"
41 #include <sys/types.h> // needed by <sys/select.h> at least on freebsd
43 #ifdef HAVE_SYS_SELECT_H
44 # ifdef HAVE_STRINGS_H
45 // <strings.h> is needed at least on AIX because FD_ZERO uses bzero().
46 // BUT we cannot include both string.h and strings.h on Irix 6.5 :(
51 #include <sys/select.h>
54 ControlSpellchecker::ControlSpellchecker(LyXView & lv, Dialogs & d)
55 : ControlDialogBD(lv, d),
56 rtl_(false), newval_(0.0), oldval_(0), newvalue_(0), count_(0),
57 stop_(false), result_(SpellBase::ISP_OK), speller_(0)
61 void ControlSpellchecker::setParams()
64 // create spell object
67 if (lyxrc.use_pspell) {
68 tmp = (lyxrc.isp_use_alt_lang) ?
69 lyxrc.isp_alt_lang : lv_.buffer()->params.language->code();
71 speller_ = new PSpell(lv_.view()->buffer()->params, tmp);
74 tmp = (lyxrc.isp_use_alt_lang) ?
75 lyxrc.isp_alt_lang : lv_.buffer()->params.language->lang();
77 speller_ = new ISpell(lv_.view()->buffer()->params, tmp);
82 if (lyxrc.isp_use_alt_lang) {
83 Language const * lang = languages.getLanguage(tmp);
85 rtl_ = lang->RightToLeft();
87 rtl_ = lv_.buffer()->params.language->RightToLeft();
90 if (speller_->error() != 0) {
92 message_ = speller_->error();
94 view().partialUpdate(2);
103 void ControlSpellchecker::check()
105 result_ = SpellBase::ISP_OK;
108 // clear any old selection
109 LyXText * text = lv_.view()->getLyXText();
110 lv_.view()->toggleSelection(true);
111 lv_.view()->update(text, BufferView::SELECT);
113 while ((result_==SpellBase::ISP_OK || result_==SpellBase::ISP_IGNORE) &&
115 word_ = lv_.view()->nextWord(newval_);
124 // Update slider if and only if value has changed
125 newvalue_ = int(100.0*newval_);
126 if (newvalue_!= oldval_) {
129 view().partialUpdate(0);
132 if (!speller_->alive()) clearParams();
134 result_ = speller_->check(word_);
137 if (!stop_ && !word_.empty())
138 lv_.view()->selectLastWord();
141 if (result_!=SpellBase::ISP_OK && result_!=SpellBase::ISP_IGNORE) {
142 view().partialUpdate(1);
147 void ControlSpellchecker::replace(string const & replacement)
149 lv_.view()->replaceWord(replacement);
154 void ControlSpellchecker::replaceAll(string const & replacement)
157 replace(replacement);
161 void ControlSpellchecker::insert()
163 speller_->insert(word_);
168 string ControlSpellchecker::getSuggestion()
170 // this is needed because string tmp = nextmiss()
171 // segfaults when nextMiss is 0
173 char const * w = speller_->nextMiss();
177 if (rtl_) std::reverse(tmp.begin(), tmp.end());
184 string ControlSpellchecker::getWord()
187 if (rtl_) std::reverse(tmp.begin(), tmp.end());
192 void ControlSpellchecker::ignoreAll()
194 speller_->accept(word_);
199 void ControlSpellchecker::stop()
202 lv_.view()->endOfSpellCheck();
206 void ControlSpellchecker::clearParams()
208 if (!speller_) return;
210 if (speller_->alive()) {
212 message_ = tostr(count_);
214 message_ += _(" words checked.");
217 message_ += _(" word checked.");
219 message_ = "\n" + message_;
220 message_ = _("Spellchecking completed! ") + message_;
223 message_ = speller_->error();
225 if (message_.empty())
226 message_ = _("The spell checker has died for some reason.\n"
227 "Maybe it has been killed.");
229 // make sure that the dialog is not launched
230 emergency_exit_ = true;
235 lv_.view()->endOfSpellCheck();
237 // show closing message if any words were checked.
239 view().partialUpdate(2);
241 // reset values to initial
250 result_ = SpellBase::ISP_OK;
255 void ControlSpellchecker::options()
257 lv_.getDialogs()->showSpellcheckerPreferences();