#ifndef lint
static char rcsid[] = "@(#$Id: spell_w.cpp,v 1.8 2006-12-19 12:11:21 dockes Exp $ (C) 2005 J.F.Dockes";
#endif
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "autoconfig.h"
#include <unistd.h>
#include <list>
#include <qmessagebox.h>
#include <qpushbutton.h>
#include <qlabel.h>
#include <qlineedit.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qcombobox.h>
#if (QT_VERSION < 0x040000)
#include <qlistview.h>
#else
#include <q3listview.h>
#endif
#include "debuglog.h"
#include "recoll.h"
#include "spell_w.h"
#include "guiutils.h"
#include "rcldb.h"
#ifdef RCL_USE_ASPELL
#include "rclaspell.h"
#endif
void SpellW::init()
{
// Don't change the order, or fix the rest of the code...
/*0*/expTypeCMB->insertItem(tr("Wildcards"));
/*1*/expTypeCMB->insertItem(tr("Regexp"));
/*2*/expTypeCMB->insertItem(tr("Stem expansion"));
#ifdef RCL_USE_ASPELL
bool noaspell = false;
rclconfig->getConfParam("noaspell", &noaspell);
if (!noaspell)
/*3*/expTypeCMB->insertItem(tr("Spelling/Phonetic"));
#endif
int typ = prefs.termMatchType;
if (typ < 0 || typ > expTypeCMB->count())
typ = 0;
expTypeCMB->setCurrentItem(typ);
// Stemming language combobox
stemLangCMB->clear();
list<string> langs;
if (!getStemLangs(langs)) {
QMessageBox::warning(0, "Recoll",
tr("error retrieving stemming languages"));
}
for (list<string>::const_iterator it = langs.begin();
it != langs.end(); it++) {
stemLangCMB->
insertItem(QString::fromAscii(it->c_str(), it->length()));
}
stemLangCMB->setEnabled(false);
// signals and slots connections
connect(baseWordLE, SIGNAL(textChanged(const QString&)),
this, SLOT(wordChanged(const QString&)));
connect(baseWordLE, SIGNAL(returnPressed()), this, SLOT(doExpand()));
connect(expandPB, SIGNAL(clicked()), this, SLOT(doExpand()));
connect(dismissPB, SIGNAL(clicked()), this, SLOT(close()));
connect(suggsLV,
#if (QT_VERSION < 0x040000)
SIGNAL(doubleClicked(QListViewItem *, const QPoint &, int)),
#else
SIGNAL(doubleClicked(Q3ListViewItem *, const QPoint &, int)),
#endif
this, SLOT(textDoubleClicked()));
connect(expTypeCMB, SIGNAL(activated(int)),
this, SLOT(modeSet(int)));
suggsLV->setColumnWidth(0, 200);
suggsLV->setColumnWidth(1, 100);
// No initial sorting: user can choose to establish one
suggsLV->setSorting(100, false);
}
// Subclass qlistviewitem for numeric sorting on column 1
class MyListViewItem : public QListViewItem
{
public:
MyListViewItem(QListView *listView, const QString& s1, const QString& s2)
: QListViewItem(listView, s1, s2)
{ }
int compare(QListViewItem * i, int col, bool ascending) const {
if (col == 0)
return i->text(0).compare(text(0));
if (col == 1)
return i->text(1).toInt() - text(1).toInt();
// ??
return 0;
}
};
/* Expand term according to current mode */
void SpellW::doExpand()
{
suggsLV->clear();
if (baseWordLE->text().isEmpty())
return;
string reason;
if (!maybeOpenDb(reason)) {
LOGDEB(("SpellW::doExpand: db error: %s\n", reason.c_str()));
return;
}
string expr = string((const char *)baseWordLE->text().utf8());
list<string> suggs;
prefs.termMatchType = expTypeCMB->currentItem();
Rcl::Db::MatchType mt = Rcl::Db::ET_WILD;
switch(expTypeCMB->currentItem()) {
case 0: mt = Rcl::Db::ET_WILD; break;
case 1:mt = Rcl::Db::ET_REGEXP; break;
case 2:mt = Rcl::Db::ET_STEM; break;
}
list<Rcl::TermMatchEntry> entries;
switch (expTypeCMB->currentItem()) {
case 0:
case 1:
case 2: {
if (!rcldb->termMatch(mt, prefs.queryStemLang.ascii(), expr, entries,
200)) {
LOGERR(("SpellW::doExpand:rcldb::termMatch failed\n"));
return;
}
}
break;
#ifdef RCL_USE_ASPELL
case 3: {
LOGDEB(("SpellW::doExpand: aspelling\n"));
if (!aspell) {
QMessageBox::warning(0, "Recoll",
tr("Aspell init failed. "
"Aspell not installed?"));
LOGDEB(("SpellW::doExpand: aspell init error\n"));
return;
}
list<string> suggs;
if (!aspell->suggest(*rcldb, expr, suggs, reason)) {
QMessageBox::warning(0, "Recoll",
tr("Aspell expansion error. "));
LOGERR(("SpellW::doExpand:suggest failed: %s\n", reason.c_str()));
}
for (list<string>::const_iterator it = suggs.begin();
it != suggs.end(); it++)
entries.push_back(Rcl::TermMatchEntry(*it));
}
#endif
}
if (entries.empty()) {
new MyListViewItem(suggsLV, tr("No expansion found"), "");
} else {
// Seems that need to use a reverse iterator to get same order in
// listview and input list ??
for (list<Rcl::TermMatchEntry>::reverse_iterator it = entries.rbegin();
it != entries.rend(); it++) {
LOGDEB(("SpellW::expand: %6d [%s]\n", it->wcf, it->term.c_str()));
char num[20];
if (it->wcf)
sprintf(num, "%d", it->wcf);
else
num[0] = 0;
new MyListViewItem(suggsLV,
QString::fromUtf8(it->term.c_str()),
QString::fromAscii(num));
}
}
}
void SpellW::wordChanged(const QString &text)
{
if (text.isEmpty()) {
expandPB->setEnabled(false);
suggsLV->clear();
} else {
expandPB->setEnabled(true);
}
}
void SpellW::textDoubleClicked()
{
QListViewItemIterator it(suggsLV);
while (it.current()) {
QListViewItem *item = it.current();
if (!item->isSelected()) {
++it;
continue;
}
emit(wordSelect((const char *)item->text(0)));
++it;
}
}
void SpellW::modeSet(int mode)
{
if (mode == 2)
stemLangCMB->setEnabled(true);
else
stemLangCMB->setEnabled(false);
}