-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Processor
- *
- * Copyright 2001 The LyX Team.
+/**
+ * \file ControlSpellchecker.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * ======================================================
+ * \author Edwin Leuven
*
- * \file ControlSpellchecker.C
- * \author Edwin Leuven <leuven@fee.uva.nl>
+ * Full author contact details are available in file CREDITS
*/
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include FORMS_H_LOCATION
-
-#ifdef HAVE_SYS_SELECT_H
-# ifdef HAVE_STRINGS_H
- // <strings.h> is needed at least on AIX because FD_ZERO uses bzero().
- // BUT we cannot include both string.h and strings.h on Irix 6.5 :(
-# ifdef _AIX
-# include <strings.h>
-# endif
-# endif
-#include <sys/select.h>
-#endif
-
+#include "ControlSpellchecker.h"
+#include "ViewBase.h"
#include "buffer.h"
-#include "lyxrc.h"
#include "BufferView.h"
-#include "LyXView.h"
#include "gettext.h"
-#include "support/lstrings.h"
#include "language.h"
+#include "lyxrc.h"
+#include "lyxtext.h"
+#include "debug.h"
-#include "ViewBase.h"
-#include "ButtonControllerBase.h"
-#include "ControlSpellchecker.h"
-#include "Dialogs.h"
-#include "Liason.h"
-
-# include "sp_ispell.h"
+#include "ispell.h"
#ifdef USE_PSPELL
-# include "sp_pspell.h"
+# include "pspell.h"
+#else
+#ifdef USE_ASPELL
+# include "aspell_local.h"
+#endif
#endif
-#include "debug.h"
+#include "support/tostr.h"
+
+#include "frontends/Alert.h"
+
+using namespace lyx::support;
+
+using std::endl;
-using SigC::slot;
ControlSpellchecker::ControlSpellchecker(LyXView & lv, Dialogs & d)
- : ControlDialog<ControlConnectBD>(lv, d),
- rtl_(false), newval_(0.0), oldval_(0), newvalue_(0), count_(0),
- stop_(false), result_(SpellBase::ISP_UNKNOWN), speller_(0)
+ : ControlDialogBD(lv, d),
+ newval_(0.0), oldval_(0), newvalue_(0), count_(0)
+{}
+
+
+ControlSpellchecker::~ControlSpellchecker()
+{}
+
+
+void ControlSpellchecker::setParams()
{
- d_.showSpellchecker.connect(SigC::slot(this, &ControlSpellchecker::show));
+ lyxerr[Debug::GUI] << "spell setParams" << endl;
+ startSession();
}
-void ControlSpellchecker::setParams()
+void ControlSpellchecker::clearParams()
{
- if (!speller_) {
- // create spell object
- string tmp;
-#ifdef USE_PSPELL
- if (lyxrc.use_pspell) {
- tmp = (lyxrc.isp_use_alt_lang) ?
- lyxrc.isp_alt_lang : lv_.buffer()->params.language->code();
-
- speller_ = new PSpell(lv_.view()->buffer()->params, tmp);
- } else {
+ lyxerr[Debug::GUI] << "spell clearParams" << endl;
+ endSession();
+}
+
+namespace {
+
+SpellBase * getSpeller(BufferParams const & bp)
+{
+ string lang = (lyxrc.isp_use_alt_lang)
+ ? lyxrc.isp_alt_lang
+ : bp.language->code();
+
+#ifdef USE_ASPELL
+ if (lyxrc.use_spell_lib)
+ return new ASpell(bp, lang);
#endif
- tmp = (lyxrc.isp_use_alt_lang) ?
- lyxrc.isp_alt_lang : lv_.buffer()->params.language->lang();
-
- speller_ = new ISpell(lv_.view()->buffer()->params, tmp);
#ifdef USE_PSPELL
- }
+ if (lyxrc.use_spell_lib)
+ return new PSpell(bp, lang);
#endif
-
- if (lyxrc.isp_use_alt_lang) {
- Language const * lang = languages.getLanguage(tmp);
- if (lang)
- rtl_ = lang->RightToLeft();
- } else {
- rtl_ = lv_.buffer()->params.language->RightToLeft();
- }
-
- if (speller_->error() != 0) {
- message_ = speller_->error();
- // show error message
- view().partialUpdate(2);
- clearParams();
- return;
- }
+
+ lang = (lyxrc.isp_use_alt_lang) ?
+ lyxrc.isp_alt_lang : bp.language->lang();
+
+ return new ISpell(bp, lang);
+}
+
+}
+
+void ControlSpellchecker::startSession()
+{
+ lyxerr[Debug::GUI] << "spell startSession" << endl;
+
+ if (speller_.get()) {
+ lyxerr[Debug::GUI] << "startSession: speller exists" << endl;
+ speller_.reset(0);
+ return;
}
+
+ speller_.reset(getSpeller(buffer()->params));
+
+ // reset values to initial
+ newval_ = 0.0;
+ oldval_ = 0;
+ newvalue_ = 0;
+ count_ = 0;
+ emergency_exit_ = false;
+
+ // start off the check
+ if (speller_->error().empty()) {
+ check();
+ return;
+ }
+
+ emergency_exit_ = true;
+ string message = speller_->error();
+ if (message.empty())
+ message = _("The spell-checker could not be started.\n"
+ "Maybe it is mis-configured.");
+
+ Alert::error(_("The spell-checker has failed"), message);
+ speller_.reset(0);
+}
+
+
+void ControlSpellchecker::endSession()
+{
+ lyxerr[Debug::GUI] << "spell endSession" << endl;
+
+ bufferview()->endOfSpellCheck();
+
+ emergency_exit_ = true;
+
+ if (!speller_.get()) {
+ lyxerr[Debug::GUI] << "endSession with no speller" << endl;
+ return;
+ }
+
+ speller_.reset(0);
}
void ControlSpellchecker::check()
{
- result_ = SpellBase::ISP_UNKNOWN;
- stop_ = false;
-
- while (result_!=SpellBase::ISP_MISSED && !stop_) {
- word_ = lv_.view()->nextWord(newval_);
-
- if (word_.empty()) {
- clearParams();
+ lyxerr[Debug::GUI] << "spell check a word" << endl;
+
+ SpellBase::Result res = SpellBase::OK;
+
+ // clear any old selection
+ LyXText * text = bufferview()->getLyXText();
+ bufferview()->toggleSelection(true);
+ bufferview()->update(text, BufferView::SELECT);
+
+ while ((res == SpellBase::OK || res == SpellBase::IGNORE)) {
+ word_ = bufferview()->nextWord(newval_);
+
+ // end of document
+ if (word_.word().empty())
break;
- }
-
+
++count_;
// Update slider if and only if value has changed
- newvalue_ = int(100.0*newval_);
+ newvalue_ = int(100.0 * newval_);
if (newvalue_!= oldval_) {
+ lyxerr[Debug::GUI] << "Updating spell progress." << endl;
oldval_ = newvalue_;
// set progress bar
- view().partialUpdate(0);
+ view().partialUpdate(SPELL_PROGRESSED);
}
-
- if (!speller_->alive()) clearParams();
-
- result_ = speller_->check(word_);
+
+ // speller might be dead ...
+ if (!checkAlive())
+ return;
+
+ res = speller_->check(word_);
+
+ // ... or it might just be reporting an error
+ if (!checkAlive())
+ return;
+ }
+
+ lyxerr[Debug::GUI] << "Found word \"" << word_.word() << "\"" << endl;
+
+ if (!word_.word().empty()) {
+ bufferview()->selectLastWord();
+ } else {
+ showSummary();
+ endSession();
+ return;
}
-
- if (!stop_ && !word_.empty())
- lv_.view()->selectLastWord();
// set suggestions
- if (result_==SpellBase::ISP_MISSED) {
- view().partialUpdate(1);
+ if (res != SpellBase::OK && res != SpellBase::IGNORE) {
+ lyxerr[Debug::GUI] << "Found a word needing checking." << endl;
+ view().partialUpdate(SPELL_FOUND_WORD);
}
}
-void ControlSpellchecker::replace(string const & replacement)
+bool ControlSpellchecker::checkAlive()
{
- lv_.view()->replaceWord(replacement);
- check();
-}
+ if (speller_->alive() && speller_->error().empty())
+ return true;
+ string message = speller_->error();
+ if (message.empty())
+ message = _("The spell-checker has died for some reason.\n"
+ "Maybe it has been killed.");
-void ControlSpellchecker::replaceAll(string const & replacement)
-{
- // TODO: add to list
- replace(replacement);
+ view().hide();
+ speller_.reset(0);
+
+ Alert::error(_("The spell-checker has failed"), message);
+ return false;
}
-void ControlSpellchecker::insert()
+void ControlSpellchecker::showSummary()
{
- speller_->insert(word_);
+ if (!checkAlive() || count_ == 0) {
+ view().hide();
+ return;
+ }
+
+ string message;
+ if (count_ != 1)
+ message = bformat(_("%1$s words checked."), tostr(count_));
+ else
+ message = _("One word checked.");
+
+ view().hide();
+ Alert::information(_("Spell-checking is complete"), message);
}
-string ControlSpellchecker::getSuggestion()
+void ControlSpellchecker::replace(string const & replacement)
{
- // this is needed because string tmp = nextmiss()
- // segfaults when nextMiss is 0
- string tmp;
- char const * w = speller_->nextMiss();
-
- if (w!=0) {
- tmp = w;
- if (rtl_) std::reverse(tmp.begin(), tmp.end());
- }
-
- return tmp;
+ bufferview()->replaceWord(replacement);
+ // fix up the count
+ --count_;
+ check();
}
-string ControlSpellchecker::getWord()
+void ControlSpellchecker::replaceAll(string const & replacement)
{
- string tmp = word_;
- if (rtl_) std::reverse(tmp.begin(), tmp.end());
- return tmp;
+ // TODO: add to list
+ replace(replacement);
}
-void ControlSpellchecker::ignoreAll()
+void ControlSpellchecker::insert()
{
- speller_->accept(word_);
+ speller_->insert(word_);
check();
}
-void ControlSpellchecker::stop()
+string const ControlSpellchecker::getSuggestion() const
{
- stop_ = true;
- lv_.view()->endOfSpellCheck();
+ return speller_->nextMiss();
}
-void ControlSpellchecker::clearParams()
+string const ControlSpellchecker::getWord() const
{
- if (!speller_) return;
-
- if (speller_->alive()) {
- speller_->close();
- message_ = tostr(count_);
- if (count_ != 1) {
- message_ += _(" words checked.");
-
- } else {
- message_ += _(" word checked.");
- }
- message_ = "\n" + message_;
- message_ = _("Spellchecking completed! ") + message_;
-
- } else {
- speller_->cleanUp();
- message_ = _("The spell checker has died for some reason.\n"
- "Maybe it has been killed.");
- }
-
- delete speller_;
-
- lv_.view()->endOfSpellCheck();
-
- // show closing message
- view().partialUpdate(2);
-
- // reset values to initial
- rtl_ = false;
- word_ = "";
- newval_ = 0.0;
- oldval_ = 0;
- newvalue_ = 0;
- count_ = 0;
- message_ = "";
- stop_ = false;
- result_ = SpellBase::ISP_UNKNOWN;
- speller_ = 0;
+ return word_.word();
}
-void ControlSpellchecker::options()
+void ControlSpellchecker::ignoreAll()
{
- lv_.getDialogs()->showSpellcheckerPreferences();
+ speller_->accept(word_);
+ check();
}