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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "directory.h"
#include <QDebug>
/*
Directory constructor
Initialize the saves directory and creates the file list
*/
Directory::Directory(QObject *parent) : QObject(parent)
{
m_dir.cd(QDir::currentPath());
// go to the saved directory. if not found, create save directory
m_saveDir = "saves";
if (m_dir.cd(m_saveDir) == 0) {
m_dir.mkdir(m_saveDir);
m_dir.cd(m_saveDir);
}
m_filterList << "*.txt";
refresh();
}
/*
Directory::filesNumber
Return the number of Files
*/
int Directory::filesCount() const
{
return m_fileList.size();
}
/*
Function called to append data onto list property
*/
void appendFiles(QQmlListProperty<File> *property, File *file)
{
Q_UNUSED(property);
Q_UNUSED(file);
//Do nothing. can't add to a directory using this method
}
/*
Function called to retrieve file in the list using an index
*/
File *fileAt(QQmlListProperty<File> *property, int index)
{
return static_cast< QList<File *> *>(property->data)->at(index);
}
/*
Returns the number of files in the list
*/
int filesSize(QQmlListProperty<File> *property)
{
return static_cast< QList<File *> *>(property->data)->size();
}
/*
Function called to empty the list property contents
*/
void clearFilesPtr(QQmlListProperty<File> *property)
{
return static_cast< QList<File *> *>(property->data)->clear();
}
/*
Returns the list of files as a QQmlListProperty.
*/
QQmlListProperty<File> Directory::files()
{
refresh();
return QQmlListProperty<File>(this, &m_fileList, &appendFiles, &filesSize, &fileAt, &clearFilesPtr);
}
/*
Return the name of the currently selected file
*/
QString Directory::filename() const
{
return currentFile.name();
}
/*
Return the file's content as a string.
*/
QString Directory::fileContent() const
{
return m_fileContent;
}
/*
Set the file name of the current file
*/
void Directory::setFilename(const QString &str)
{
if (str != currentFile.name()) {
currentFile.setName(str);
emit filenameChanged();
}
}
/*
Set the content of the file as a string
*/
void Directory::setFileContent(const QString &str)
{
if (str != m_fileContent) {
m_fileContent = str;
emit fileContentChanged();
}
}
/*
Called from QML to save the file using the filename and file content.
Saving makes sure that the file has a .txt extension.
*/
void Directory::saveFile()
{
if (currentFile.name().isEmpty()) {
qWarning()<< "Empty filename. no save";
return;
}
QString extendedName = currentFile.name();
if (!currentFile.name().endsWith(".txt")) {
extendedName.append(".txt");
}
QFile file(m_dir.filePath(extendedName));
if (file.open(QFile::WriteOnly | QFile::Truncate)) {
QTextStream outStream(&file);
outStream << m_fileContent;
}
file.close();
refresh();
emit directoryChanged();
}
/*
Load the contents of a file.
Only loads files with a .txt extension
*/
void Directory::loadFile()
{
m_fileContent.clear();
QString extendedName = currentFile.name();
if (!currentFile.name().endsWith(".txt")) {
extendedName.append(".txt");
}
QFile file(m_dir.filePath(extendedName));
if (file.open(QFile::ReadOnly)) {
QTextStream inStream(&file);
m_fileContent = inStream.readAll();
}
file.close();
}
/*
Reloads the content of the files list. This is to ensure that the newly
created files are added onto the list.
*/
void Directory::refresh()
{
m_dirFiles = m_dir.entryList(m_filterList,QDir::Files,QDir::Name);
m_fileList.clear();
File *file;
for (int i = 0; i < m_dirFiles.size(); ++i) {
file = new File();
if (m_dirFiles.at(i).endsWith(".txt")) {
QString name = m_dirFiles.at(i);
file->setName(name.remove(".txt",Qt::CaseSensitive));
} else {
file->setName(m_dirFiles.at(i));
}
m_fileList.append(file);
}
}
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