232 lines
6.6 KiB
C++
232 lines
6.6 KiB
C++
#ifndef lint
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static char rcsid[] = "@(#$Id: ssearch_w.cpp,v 1.10 2006-11-04 14:49:46 dockes Exp $ (C) 2006 J.F.Dockes";
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#endif
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <qapplication.h>
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#include <qinputdialog.h>
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#include <qvariant.h>
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#include <qpushbutton.h>
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#include <qcombobox.h>
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#include <qlayout.h>
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#include <qtooltip.h>
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#include <qwhatsthis.h>
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#include <qmessagebox.h>
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#include "debuglog.h"
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#include "guiutils.h"
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#include "searchdata.h"
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#include "ssearch_w.h"
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void SSearch::init()
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{
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searchTypCMB->insertItem(tr("Any term"));
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searchTypCMB->insertItem(tr("All terms"));
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searchTypCMB->insertItem(tr("File name"));
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queryText->insertStringList(prefs.ssearchHistory);
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queryText->setEditText("");
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connect(queryText->lineEdit(), SIGNAL(returnPressed()),
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this, SLOT(startSimpleSearch()));
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connect(queryText->lineEdit(), SIGNAL(textChanged(const QString&)),
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this, SLOT(searchTextChanged(const QString&)));
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connect(clearqPB, SIGNAL(clicked()),
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queryText->lineEdit(), SLOT(clear()));
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connect(searchPB, SIGNAL(clicked()), this, SLOT(startSimpleSearch()));
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queryText->lineEdit()->installEventFilter(this);
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m_escape = false;
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}
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void SSearch::searchTextChanged( const QString & text )
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{
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if (text.isEmpty()) {
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searchPB->setEnabled(false);
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clearqPB->setEnabled(false);
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emit clearSearch();
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} else {
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searchPB->setEnabled(true);
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clearqPB->setEnabled(true);
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string u8 = (const char *)queryText->currentText().utf8();
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if (prefs.autoSearchOnWS && !u8.empty() && u8[u8.length()-1] == ' ')
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startSimpleSearch();
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}
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}
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void SSearch::startSimpleSearch()
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{
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LOGDEB(("SSearch::startSimpleSearch\n"));
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if (queryText->currentText().length() == 0)
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return;
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Rcl::AdvSearchData sdata;
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QCString u8 = queryText->currentText().utf8();
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switch (searchTypCMB->currentItem()) {
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case 0:
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default: {
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QString comp = queryText->currentText();
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// If this is an or and we're set for autophrase and there are
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// no quotes in the query, add a phrase search
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if (prefs.ssearchAutoPhrase && comp.find('"', 0) == -1) {
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comp += QString::fromAscii(" \"") + comp +
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QString::fromAscii("\"");
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u8 = comp.utf8();
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}
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sdata.orwords = u8;
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}
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break;
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case 1:
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sdata.allwords = u8;
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break;
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case 2:
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sdata.filename = u8;
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break;
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}
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// Search terms history
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// Need to remove any previous occurence of the search entry from
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// the listbox list, The qt listbox doesn't do lru correctly (if
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// already in the list the new entry would remain at it's place,
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// not jump at the top as it should
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LOGDEB3(("Querytext list count %d\n", queryText->count()));
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// Have to save current text, this will change while we clean up the list
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QString txt = queryText->currentText();
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bool changed;
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do {
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changed = false;
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for (int index = 0; index < queryText->count(); index++) {
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LOGDEB3(("Querytext[%d] = [%s]\n", index,
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(const char *)(queryText->text(index).utf8())));
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if (queryText->text(index).length() == 0 ||
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QString::compare(queryText->text(index), txt) == 0) {
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LOGDEB3(("Querytext removing at %d [%s] [%s]\n", index,
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(const char *)(queryText->text(index).utf8()),
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(const char *)(txt.utf8())));
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queryText->removeItem(index);
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changed = true;
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break;
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}
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}
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} while (changed);
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// The combobox is set for no insertion, insert here:
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queryText->insertItem(txt, 0);
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queryText->setCurrentItem(0);
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// Save the current state of the listbox list to the prefs (will
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// go to disk)
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prefs.ssearchHistory.clear();
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for (int index = 0; index < queryText->count(); index++) {
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prefs.ssearchHistory.push_back(queryText->text(index));
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}
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emit startSearch(sdata);
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}
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void SSearch::setAnyTermMode()
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{
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searchTypCMB->setCurrentItem(0);
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}
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// Complete last word in input by querying db for all possible terms.
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void SSearch::completion()
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{
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if (!rcldb)
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return;
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if (searchTypCMB->currentItem() == 2) {
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// Filename: no completion
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QApplication::beep();
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return;
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}
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// Extract last word in text
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string txt = (const char *)queryText->currentText().utf8();
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string::size_type cs = txt.find_last_of(" ");
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if (cs == string::npos)
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cs = 0;
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else
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cs++;
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if (txt.size() == 0 || cs == txt.size()) {
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QApplication::beep();
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return;
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}
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string s = txt.substr(cs) + "*";
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LOGDEB(("Completing: [%s]\n", s.c_str()));
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// Query database
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const int max = 100;
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list<string> strs;
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if (!rcldb->termMatch(Rcl::Db::ET_WILD, s, strs,
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prefs.queryStemLang.ascii(),max)
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|| strs.size() == 0) {
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QApplication::beep();
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return;
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}
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if (strs.size() == (unsigned int)max) {
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QMessageBox::warning(0, "Recoll", tr("Too many completions"));
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return;
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}
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// If list from db is single word, insert it, else ask user to select
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QString res;
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bool ok = false;
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if (strs.size() == 1) {
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res = QString::fromUtf8(strs.begin()->c_str());
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ok = true;
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} else {
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QStringList lst;
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for (list<string>::iterator it=strs.begin(); it != strs.end(); it++)
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lst.push_back(QString::fromUtf8(it->c_str()));
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res = QInputDialog::getItem(tr("Completions"),
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tr("Select an item:"), lst, 0,
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FALSE, &ok, this);
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}
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// Insert result
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if (ok) {
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txt.erase(cs);
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txt.append(res.utf8());
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queryText->setEditText(QString::fromUtf8(txt.c_str()));
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} else {
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return;
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}
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}
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bool SSearch::eventFilter(QObject *target, QEvent *event)
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{
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if (event->type() == QEvent::KeyPress) {
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QKeyEvent *ke = (QKeyEvent *)event;
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LOGDEB1(("SSearch::eventFilter: keyPress escape %d key %d\n",
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m_escape, ke->key()));
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if (ke->key() == Key_Escape) {
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LOGDEB(("Escape\n"));
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m_escape = true;
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return true;
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} else if (m_escape && ke->key() == Key_Space) {
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LOGDEB(("Escape space\n"));
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ke->accept();
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completion();
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m_escape = false;
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return true;
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} else {
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m_escape = false;
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}
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}
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return QWidget::eventFilter(target, event);
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}
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