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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 QtDeclarative 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 Nokia Corporation 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(QDeclarativeListProperty<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(QDeclarativeListProperty<File> * property, int index)
{
return static_cast< QList<File *> *>(property->data)->at(index);
}
/*
Returns the number of files in the list
*/
int filesSize(QDeclarativeListProperty<File> * property)
{
return static_cast< QList<File *> *>(property->data)->size();
}
/*
Function called to empty the list property contents
*/
void clearFilesPtr(QDeclarativeListProperty<File> *property)
{
return static_cast< QList<File *> *>(property->data)->clear();
}
/*
Returns the list of files as a QDeclarativeListProperty.
*/
QDeclarativeListProperty<File> Directory::files()
{
refresh();
return QDeclarativeListProperty<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().size() == 0){
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);
QString line;
do {
line = inStream.read(75);
m_fileContent.append(line);
} while ( !line.isNull() ) ;
}
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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