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+/****************************************************************************
+**
+** Copyright (C) 2012 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){
+ //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<QString>(this,m_filePtrList); //not recommended in the docs
+ return QDeclarativeListProperty<File>( this, &m_fileList, &appendFiles, &filesSize, &fileAt, &clearFilesPtr );
+}
+
+/*
+Return te 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);
+ }
+}