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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "cpplocatorfilter.h"
#include "cppmodelmanager.h"
#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>
#include <QtCore/QStringMatcher>
using namespace CppTools::Internal;
CppLocatorFilter::CppLocatorFilter(CppModelManager *manager)
: m_manager(manager),
m_forceNewSearchList(true)
{
setShortcutString(QString(QLatin1Char(':')));
setIncludedByDefault(false);
connect(manager, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
this, SLOT(onDocumentUpdated(CPlusPlus::Document::Ptr)));
connect(manager, SIGNAL(aboutToRemoveFiles(QStringList)),
this, SLOT(onAboutToRemoveFiles(QStringList)));
}
CppLocatorFilter::~CppLocatorFilter()
{ }
void CppLocatorFilter::onDocumentUpdated(CPlusPlus::Document::Ptr doc)
{
m_searchList[doc->fileName()] = search(doc);
}
void CppLocatorFilter::onAboutToRemoveFiles(const QStringList &files)
{
foreach (const QString &file, files)
m_searchList.remove(file);
}
void CppLocatorFilter::refresh(QFutureInterface<void> &future)
{
Q_UNUSED(future)
}
static bool compareLexigraphically(const Locator::FilterEntry &a,
const Locator::FilterEntry &b)
{
return a.displayName < b.displayName;
}
QList<Locator::FilterEntry> CppLocatorFilter::matchesFor(QFutureInterface<Locator::FilterEntry> &future, const QString &origEntry)
{
QString entry = trimWildcards(origEntry);
QList<Locator::FilterEntry> goodEntries;
QList<Locator::FilterEntry> betterEntries;
const QChar asterisk = QLatin1Char('*');
QStringMatcher matcher(entry, Qt::CaseInsensitive);
const QRegExp regexp(asterisk + entry+ asterisk, Qt::CaseInsensitive, QRegExp::Wildcard);
if (!regexp.isValid())
return goodEntries;
bool hasWildcard = (entry.contains(asterisk) || entry.contains('?'));
QHashIterator<QString, QList<ModelItemInfo> > it(m_searchList);
while (it.hasNext()) {
if (future.isCanceled())
break;
it.next();
const QList<ModelItemInfo> items = it.value();
foreach (const ModelItemInfo &info, items) {
if ((hasWildcard && regexp.exactMatch(info.symbolName))
|| (!hasWildcard && matcher.indexIn(info.symbolName) != -1)) {
QVariant id = qVariantFromValue(info);
Locator::FilterEntry filterEntry(this, info.symbolName, id, info.icon);
if (! info.symbolType.isEmpty())
filterEntry.extraInfo = info.symbolType;
else
filterEntry.extraInfo = info.fileName;
if (info.symbolName.startsWith(entry))
betterEntries.append(filterEntry);
else
goodEntries.append(filterEntry);
}
}
}
if (goodEntries.size() < 1000)
qSort(goodEntries.begin(), goodEntries.end(), compareLexigraphically);
if (betterEntries.size() < 1000)
qSort(betterEntries.begin(), betterEntries.end(), compareLexigraphically);
betterEntries += goodEntries;
return betterEntries;
}
void CppLocatorFilter::accept(Locator::FilterEntry selection) const
{
ModelItemInfo info = qvariant_cast<CppTools::Internal::ModelItemInfo>(selection.internalData);
TextEditor::BaseTextEditorWidget::openEditorAt(info.fileName, info.line, info.column,
QString(), Core::EditorManager::ModeSwitch);
}
void CppLocatorFilter::reset()
{
m_searchList.clear();
m_previousResults.clear();
m_previousEntry.clear();
m_forceNewSearchList = true;
}
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