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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qfiledialog.h"
#ifndef QT_NO_FILEDIALOG
#include <private/qfiledialog_p.h>
#if defined(Q_WS_S60) && defined(SYMBIAN_VERSION_SYMBIAN3)
#include <driveinfo.h>
#include <AknCommonDialogsDynMem.h>
#include <CAknMemorySelectionDialogMultiDrive.h>
#include <MAknFileFilter.h>
#endif
#include "private/qcore_symbian_p.h"
QT_BEGIN_NAMESPACE
enum DialogMode { DialogOpen, DialogSave, DialogFolder };
#if defined(Q_WS_S60) && defined(SYMBIAN_VERSION_SYMBIAN3)
class CExtensionFilter : public MAknFileFilter
{
public:
void setFilter(const QString filter)
{
filterList.clear();
if (filter.left(2) == QLatin1String("*.")) {
//Filter has only extensions
filterList << filter.split(QLatin1String(" "));
return;
} else {
//Extensions are in parenthesis and there may be several filters
QStringList separatedFilters(filter.split(QLatin1String(";;")));
for (int i = 0; i < separatedFilters.size(); i++) {
if (separatedFilters.at(i).contains(QLatin1String("(*)"))) {
filterList << QLatin1String("(*)");
return;
}
}
QRegExp rx(QLatin1String("\\(([^\\)]*)\\)"));
int pos = 0;
while ((pos = rx.indexIn(filter, pos)) != -1) {
filterList << rx.cap(1).split(QLatin1String(" "));
pos += rx.matchedLength();
}
}
}
TBool Accept(const TDesC &/*aDriveAndPath*/, const TEntry &aEntry) const
{
if (aEntry.IsDir())
return ETrue;
//If no filter for files, all can be accepted
if (filterList.isEmpty())
return ETrue;
if (filterList == QStringList(QLatin1String("(*)")))
return ETrue;
for (int i = 0; i < filterList.size(); ++i) {
QString extension = filterList.at(i);
//remove '*' from the beginning of the extension
if (extension.at(0) == QLatin1Char('*'))
extension = extension.mid(1);
QString fileName = qt_TDesC2QString(aEntry.iName);
if (fileName.endsWith(extension))
return ETrue;
}
return EFalse;
}
private:
QStringList filterList;
};
#endif
static QString launchSymbianDialog(const QString dialogCaption, const QString startDirectory,
const QString filter, DialogMode dialogMode)
{
QString selection;
#if defined(Q_WS_S60) && defined(SYMBIAN_VERSION_SYMBIAN3)
TFileName startFolder;
if (!startDirectory.isEmpty()) {
QString dir = QDir::toNativeSeparators(QFileDialogPrivate::workingDirectory(startDirectory));
startFolder = qt_QString2TPtrC(dir);
}
TInt types = AknCommonDialogsDynMem::EMemoryTypeMMCExternal|
AknCommonDialogsDynMem::EMemoryTypeInternalMassStorage|
AknCommonDialogsDynMem::EMemoryTypePhone;
TPtrC titlePtr(qt_QString2TPtrC(dialogCaption));
TFileName target;
bool select = false;
int tryCount = 2;
while (tryCount--) {
TInt err(KErrNone);
TRAP(err,
if (dialogMode == DialogOpen) {
CExtensionFilter* extensionFilter = new (ELeave) CExtensionFilter;
CleanupStack::PushL(extensionFilter);
extensionFilter->setFilter(filter);
select = AknCommonDialogsDynMem::RunSelectDlgLD(types, target,
startFolder, NULL, NULL, titlePtr, extensionFilter);
CleanupStack::Pop(extensionFilter);
} else if (dialogMode == DialogSave) {
select = AknCommonDialogsDynMem::RunSaveDlgLD(types, target,
startFolder, NULL, NULL, titlePtr);
} else if (dialogMode == DialogFolder) {
select = AknCommonDialogsDynMem::RunFolderSelectDlgLD(types, target, startFolder,
0, 0, titlePtr, NULL, NULL);
}
);
if (err == KErrNone) {
tryCount = 0;
} else {
// Symbian native file dialog doesn't allow accessing files outside C:/Data
// It will always leave in that case, so default into QDir::rootPath() in error cases.
QString dir = QDir::toNativeSeparators(QDir::rootPath());
startFolder = qt_QString2TPtrC(dir);
}
}
if (select)
selection.append(qt_TDesC2QString(target));
#endif
return selection;
}
QString qtSymbianGetOpenFileName(const QString &caption,
const QString &dir,
const QString &filter)
{
return launchSymbianDialog(caption, dir, filter, DialogOpen);
}
QStringList qtSymbianGetOpenFileNames(const QString &caption,
const QString &dir,
const QString &filter)
{
QString fileName;
fileName.append(launchSymbianDialog(caption, dir, filter, DialogOpen));
QStringList fileList;
fileList << fileName;
return fileList;
}
QString qtSymbianGetSaveFileName(const QString &caption,
const QString &dir)
{
return launchSymbianDialog(caption, dir, QString(), DialogSave);
}
QString qtSymbianGetExistingDirectory(const QString &caption,
const QString &dir)
{
QString folderCaption;
if (!caption.isEmpty()) {
folderCaption.append(caption);
} else {
// Title for folder selection dialog is mandatory
folderCaption.append(QFileDialog::tr("Find Directory"));
}
return launchSymbianDialog(folderCaption, dir, QString(), DialogFolder);
}
QT_END_NAMESPACE
#endif
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