+++ /dev/null
-/****************************************************************************
-**
-** Copyright (C) Qxt Foundation. Some rights reserved.
-**
-** This file is part of the QxtCore module of the Qt eXTension library
-**
-** This library is free software; you can redistribute it and/or modify it
-** under the terms of th Common Public License, version 1.0, as published by
-** IBM.
-**
-** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
-** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
-** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
-** FITNESS FOR A PARTICULAR PURPOSE.
-**
-** You should have received a copy of the CPL along with this file.
-** See the LICENSE file and the cpl1.0.txt file included with the source
-** distribution for more information. If you did not receive a copy of the
-** license, contact the Qxt Foundation.
-**
-** <http://libqxt.sourceforge.net> <foundation@libqxt.org>
-**
-****************************************************************************/
-
-/*!
-\class QxtCsvModel QxtCsvModel
-\ingroup QxtCore
-\brief Provides a QAbstractTableModel for CSV Files
- */
-
-/*!
-\fn QxtCsvModel::QxtCsvModel(QObject *parent = 0);
-default Constructor
-*/
-
-/*!
-\fn QxtCsvModel::QxtCsvModel(QIODevice *file, QObject *parent=0, bool withHeader = false, QChar separator= ',')
-constructs a QxtCsvModel from a QIODevice as source \n
-\p withHeader specifies if the data on the device contains a header or not.
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-/*!
-\fn QxtCsvModel::QxtCsvModel(const QString filename, QObject *parent = 0, bool withHeader = false, QChar separator = ',')
-constructs a QxtCsvModel from a filename as source \n
-\p withHeader specifies if the data in the file contains a header or not.
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-/*!
-\fn void QxtCsvModel::setSource(QIODevice *file, bool withHeader = false, QChar separator = ',');
-reads the cvs data from \p file
-\p withHeader specifies if the data on the device contains a header or not.
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-
-/*!
-\fn void QxtCsvModel::setSource(const QString filename, bool withHeader = false, QChar separator = ',');
-reads the cvs data from \p filename
-\p withHeader specifies if the data in the file contains a header or not.
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-
-
-/*!
-\fn void QxtCsvModel::toCSV(QIODevice *file, bool withHeader = false, QChar separator = ',');
-writes the cvs data to \p file
-\p withHeader specifies if to write the header or not
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-
-/*!
-\fn void QxtCsvModel::toCSV(const QString filename, bool withHeader = false, QChar separator = ',');
-writes the cvs data to \p filename
-\p withHeader specifies if to write the header or not
-\p separator is the seperator to use for the columns. most widely used seperators are ',' '\\t' ';'
-*/
-
-
-
-#include "qxtcsvmodel.h"
-#include <QFile>
-#include <QDebug>
-
-class QxtCsvModelPrivate : public QxtPrivate<QxtCsvModel>
-{
-public:
- QxtCsvModelPrivate() : csvData(), header(), maxColumn(0)
- {}
- QXT_DECLARE_PUBLIC(QxtCsvModel);
-
- QStringList csvData;
- QStringList header;
- int maxColumn;
-};
-
-QxtCsvModel::QxtCsvModel(QObject *parent) : QAbstractTableModel(parent)
-{
- QXT_INIT_PRIVATE(QxtCsvModel);
-}
-
-QxtCsvModel::QxtCsvModel(QIODevice *file, QObject *parent, bool withHeader, QChar separator) : QAbstractTableModel(parent)
-{
- QXT_INIT_PRIVATE(QxtCsvModel);
- setSource(file, withHeader, separator);
-}
-
-QxtCsvModel::QxtCsvModel(const QString filename, QObject *parent, bool withHeader, QChar separator) : QAbstractTableModel(parent)
-{
- QXT_INIT_PRIVATE(QxtCsvModel);
- QFile src(filename);
- setSource(&src, withHeader, separator);
-}
-
-QxtCsvModel::~QxtCsvModel()
-{}
-
-int QxtCsvModel::rowCount(const QModelIndex& parent) const
-{
- if (parent.row()!=-1 && parent.column()!=-1) return 0;
- return qxt_d().csvData.count();
-}
-
-int QxtCsvModel::columnCount(const QModelIndex& parent) const
-{
- if (parent.row()!=-1 && parent.column()!=-1) return 0;
- return qxt_d().maxColumn;
-}
-
-QVariant QxtCsvModel::data(const QModelIndex& index, int role) const
-{
- if (index.parent()!=QModelIndex()) return QVariant();
- if (role==Qt::DisplayRole || role==Qt::EditRole || role==Qt::UserRole)
- return qxt_d().csvData[index.row()].section(QChar(1),index.column(),index.column());
- else
- {
- //QVariant v;
- return QVariant();
- }
-}
-
-QVariant QxtCsvModel::headerData(int section, Qt::Orientation orientation, int role) const
-{
- if (section < qxt_d().header.count() && orientation==Qt::Horizontal && (role==Qt::DisplayRole || role==Qt::EditRole || role==Qt::UserRole))
- {
- return qxt_d().header[section];
- }
- else
- return QAbstractTableModel::headerData(section, orientation, role);
-}
-
-void QxtCsvModel::setSource(const QString filename, bool withHeader, QChar separator)
-{
- QFile src(filename);
- setSource(&src, withHeader, separator);
-}
-
-void QxtCsvModel::setSource(QIODevice *file, bool withHeader, QChar separator)
-{
- QxtCsvModelPrivate* d_ptr = &qxt_d();
- QString l;
- int size;
- bool isQuoted, headerSet = false;
- if (!file->isOpen()) file->open(QIODevice::ReadOnly);
- if (withHeader)
- d_ptr->maxColumn = 0;
- else
- d_ptr->maxColumn = d_ptr->header.size();
- d_ptr->csvData.clear();
- while (!file->atEnd())
- {
- l = file->readLine();
- l.replace(QChar('\n'),"");
- l.replace(QChar('\r'),"");
- size = l.length();
- isQuoted = false;
- for (int i=0;i<size;i++)
- {
- if (i>0)
- {
- if (l[i]=='"' && l[i-1]!='\\') isQuoted=!isQuoted;
- else if (!isQuoted && l[i]==separator) l[i]=QChar(1);
- }
- else
- {
- if (l[i]=='"') isQuoted=!isQuoted;
- else if (!isQuoted && l[i]==separator) l[i]=QChar(1);
- }
- }
- if (l.count(QChar(1))+1 > d_ptr->maxColumn) d_ptr->maxColumn = l.count(QChar(1))+1;
- if (withHeader && !headerSet)
- {
- d_ptr->header = l.split(QChar(1));
- headerSet=true;
- }
- else
- d_ptr->csvData.append(l);
- }
- file->close();
-}
-
-void QxtCsvModel::setHeaderData(const QStringList data)
-{
- qxt_d().header = data;
- emit headerDataChanged(Qt::Horizontal, 0, data.count());
-}
-
-bool QxtCsvModel::setData(const QModelIndex& index, const QVariant& data, int role)
-{
- if (index.parent()!=QModelIndex()) return false;
-
- QString before, after;
- if (role==Qt::DisplayRole || role==Qt::EditRole || role==Qt::UserRole)
- {
- if (index.row()>=rowCount() || index.column()>=columnCount() || index.row()<0 || index.column()<0) return false;
- if (index.column()!=0)
- before = qxt_d().csvData[index.row()].section(QChar(1),0,index.column()-1) + QChar(1);
- else
- before = "";
- after = qxt_d().csvData[index.row()].section(QChar(1),index.column()+1);
- qxt_d().csvData[index.row()] = before + data.toString() + QChar(1) + after;
- emit dataChanged(index, index);
- return true;
- }
- else
- {
- return false;
- }
-}
-
-bool QxtCsvModel::insertRow(int row, const QModelIndex& parent)
-{
- return insertRows(row, 1, parent);
-}
-
-bool QxtCsvModel::insertRows(int row, int count, const QModelIndex& parent)
-{
- if (parent!=QModelIndex() || row<0) return false;
- emit beginInsertRows(parent, row, row+count);
- QxtCsvModelPrivate& d_ptr = qxt_d();
- if (row>=rowCount())
- {
- for (int i=0;i<count;i++) d_ptr.csvData << "";
- }
- else
- {
- for (int i=0;i<count;i++) d_ptr.csvData.insert(row, "");
- }
- emit endInsertRows();
- return true;
-}
-
-bool QxtCsvModel::removeRow(int row, const QModelIndex& parent)
-{
- return removeRows(row, 1, parent);
-}
-
-bool QxtCsvModel::removeRows(int row, int count, const QModelIndex& parent)
-{
- if (parent!=QModelIndex() || row<0) return false;
- if (row>=rowCount()) return false;
- if (row+count>=rowCount()) count = rowCount()-row;
- emit beginRemoveRows(parent, row, row+count);
- QxtCsvModelPrivate& d_ptr = qxt_d();
- for (int i=0;i<count;i++)
- d_ptr.csvData.removeAt(row);
- emit endRemoveRows();
- return true;
-}
-
-bool QxtCsvModel::insertColumn(int col, const QModelIndex& parent)
-{
- return insertColumns(col, 1, parent);
-}
-
-bool QxtCsvModel::insertColumns(int col, int count, const QModelIndex& parent)
-{
- if (parent!=QModelIndex() || col<0) return false;
- emit beginInsertColumns(parent, col, col+count);
- QxtCsvModelPrivate& d_ptr = qxt_d();
- if (col<columnCount())
- {
- QString before, after;
- for (int i=0;i<rowCount();i++)
- {
- if (col>0)
- before = d_ptr.csvData[i].section(QChar(1),0,col-1)+QChar(1);
- else
- before = "";
- after = d_ptr.csvData[i].section(QChar(1),col);
- d_ptr.csvData[i] = before + QString(count, QChar(1)) + after;
- }
- }
- for (int i=0;i<count;i++)
- d_ptr.header.insert(col,"");
- d_ptr.maxColumn+=count;
- emit endInsertColumns();
- return true;
-}
-
-bool QxtCsvModel::removeColumn(int col, const QModelIndex& parent)
-{
- return removeColumns(col, 1, parent);
-}
-
-bool QxtCsvModel::removeColumns(int col, int count, const QModelIndex& parent)
-{
- if (parent!=QModelIndex() || col<0) return false;
- if (col>=columnCount()) return false;
- if (col+count>=columnCount()) count = columnCount()-col;
- emit beginRemoveColumns(parent, col, col+count);
- QxtCsvModelPrivate& d_ptr = qxt_d();
- QString before, after;
- for (int i=0;i<rowCount();i++)
- {
- if (col>0)
- before = d_ptr.csvData[i].section(QChar(1),0,col-1)+QChar(1);
- else
- before = "";
- after = d_ptr.csvData[i].section(QChar(1),col+count);
- d_ptr.csvData[i] = before + after;
- }
- for (int i=0;i<count;i++)
- d_ptr.header.removeAt(col);
- emit endRemoveColumns();
- return true;
-}
-
-
-void QxtCsvModel::toCSV(QIODevice* dest, bool withHeader, QChar separator)
-{
- QxtCsvModelPrivate& d_ptr = qxt_d();
- int row, col, rows, cols;
- rows = rowCount();
- cols = columnCount();
- QString data;
- if (!dest->isOpen()) dest->open(QIODevice::WriteOnly | QIODevice::Truncate);
- if (withHeader)
- {
- data = "";
- for (col = 0; col < cols; col++)
- {
- data += '"' + d_ptr.header.at(col) + '"';
- if (col<cols-1) data += separator;
- }
- data += QChar(10);
- dest->write(data.toLatin1());
- }
- for (row = 0; row < rows; row++)
- {
- data = "";
- for (col = 0; col < cols; col++)
- {
- data += '"' + d_ptr.csvData[row].section(QChar(1),col,col) + '"';
- if (col<cols-1) data += separator;
- }
- data += QChar(10);
- dest->write(data.toLatin1());
- }
- dest->close();
-}
-
-void QxtCsvModel::toCSV(const QString filename, bool withHeader, QChar separator)
-{
- QFile dest(filename);
- toCSV(&dest, withHeader, separator);
-}
-
-Qt::ItemFlags QxtCsvModel::flags(const QModelIndex& index) const
-{
- return Qt::ItemIsEditable | QAbstractTableModel::flags(index);
-}
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