valentina/src/libs/vmisc/vtablesearch.cpp

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/************************************************************************
**
** @file vtablesearch.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 15 9, 2015
**
** @brief
** @copyright
** This source code is part of the Valentina project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2015 Valentina project
** <https://gitlab.com/smart-pattern/valentina> All Rights Reserved.
**
** Valentina 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 3 of the License, or
** (at your option) any later version.
**
** Valentina 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 Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
#include "vtablesearch.h"
#include <QPalette>
#include <QStringBuilder>
#include <QTableWidget>
#include <QTableWidgetItem>
#include <Qt>
#include "../vmisc/def.h"
//---------------------------------------------------------------------------------------------------------------------
VTableSearch::VTableSearch(QTableWidget *table, QObject *parent)
: QObject(parent),
table(table),
searchIndex(-1),
searchList()
{
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::Clear()
{
SCASSERT(table != nullptr)
for(int i = 0; i < table->rowCount(); ++i)
{
for(int j = 0; j < table->columnCount(); ++j)
{
if (QTableWidgetItem *item = table->item(i, j))
{
if (item->row() % 2 != 0 && table->alternatingRowColors())
{
item->setBackground(QPalette().alternateBase());
}
else
{
item->setBackground(QPalette().base());
}
}
}
}
searchList.clear();
searchIndex = -1;
emit HasResult(false);
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::ShowNext(int newIndex)
{
if (not searchList.isEmpty())
{
QTableWidgetItem *item = searchList.at(searchIndex);
item->setBackground(Qt::yellow);
item = searchList.at(newIndex);
item->setBackground(Qt::red);
table->scrollToItem(item);
searchIndex = newIndex;
}
else
{
Clear();
}
}
//---------------------------------------------------------------------------------------------------------------------
QList<QTableWidgetItem *> VTableSearch::FindTableItems(const QString& term)
{
if (term.isEmpty())
{
return QList<QTableWidgetItem *>();
}
if (term.startsWith(QChar('/')))
{
QRegularExpression qre(QStringLiteral("^/(?<searchType>[^/]+)/(?<searchString>.+)$"));
QScopedPointer<QRegularExpressionMatch> match(new QRegularExpressionMatch());
if (!term.contains(qre, match.data()))
{
return QList<QTableWidgetItem *>();
}
auto searchType = match->capturedRef(QStringLiteral("searchType"));
auto searchString = match->capturedRef(QStringLiteral("searchString"));
if (searchType == QChar('r'))
{
QString reSearchString = ".*" % searchString % ".*";
return table->findItems(reSearchString, Qt::MatchRegExp);
}
return QList<QTableWidgetItem *>();
}
return table->findItems(term, Qt::MatchContains);
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::Find(const QString &term)
{
SCASSERT(table != nullptr)
Clear();
searchList = FindTableItems(term);
if (not searchList.isEmpty())
{
for (auto item : qAsConst(searchList))
{
item->setBackground(Qt::yellow);
}
searchIndex = 0;
QTableWidgetItem *item = searchList.at(searchIndex);
item->setBackground(Qt::red);
table->scrollToItem(item);
emit HasResult(true);
}
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::FindPrevious()
{
int newIndex = searchIndex - 1;
if (newIndex < 0)
{
newIndex = searchList.size() - 1;
}
ShowNext(newIndex);
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::FindNext()
{
int newIndex = searchIndex + 1;
if (newIndex >= searchList.size())
{
newIndex = 0;
}
ShowNext(newIndex);
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::RemoveRow(int row)
{
if (searchIndex < 0 || searchIndex >= searchList.size())
{
return;
}
const int indexRow = searchList.at(searchIndex)->row();
if (row <= indexRow)
{
for (auto item : qAsConst(searchList))
{
if (item->row() == row)
{
--searchIndex;
}
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::AddRow(int row)
{
if (searchIndex < 0 || searchIndex >= searchList.size())
{
return;
}
const int indexRow = searchList.at(searchIndex)->row();
if (row <= indexRow)
{
for (auto item : qAsConst(searchList))
{
if (item->row() == row)
{
++searchIndex;
}
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void VTableSearch::RefreshList(const QString &term)
{
SCASSERT(table != nullptr)
searchList = FindTableItems(term);
if (not searchList.isEmpty())
{
for (auto item : qAsConst(searchList))
{
item->setBackground(Qt::yellow);
}
if (searchIndex < 0)
{
searchIndex = searchList.size() - 1;
}
else if (searchIndex >= searchList.size())
{
searchIndex = 0;
}
QTableWidgetItem *item = searchList.at(searchIndex);
item->setBackground(Qt::red);
table->scrollToItem(item);
emit HasResult(true);
}
else
{
emit HasResult(false);
}
}