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/***************************************************************************
* Copyright (C) 2005 by Niklas Knutsson *
* nq@altern.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "qalculateimportcsvdialog.h"
#include "qalculate_tde_utils.h"
#include <qlayout.h>
#include <kurlrequester.h>
#include <klineedit.h>
#include <qlabel.h>
#include <qradiobutton.h>
#include <qcheckbox.h>
#include <qpushbutton.h>
#include <kcombobox.h>
#include <qspinbox.h>
#include <qbuttongroup.h>
#include <kmessagebox.h>
#include <klocale.h>
#include <kapplication.h>
extern tree_struct variable_cats;
QalculateImportCSVDialog::QalculateImportCSVDialog(QWidget *parent, const char *name) : KDialogBase(parent, name, true, i18n("Import CSV File"), Ok | Cancel | Help, Ok, true) {
setMainWidget(new QWidget(this));
QGridLayout *grid = new QGridLayout(mainWidget(), 1, 1, 0, spacingHint());
grid->addWidget(new QLabel(i18n("File:"), mainWidget()), 0, 0);
fileEdit = new KURLRequester(mainWidget());
fileEdit->setMode(KFile::File | KFile::ExistingOnly | KFile::LocalOnly);
fileEdit->setCaption(i18n("Import CSV File"));
grid->addWidget(fileEdit, 0, 1);
grid->addWidget(new QLabel(i18n("Import as:"), mainWidget()), 1, 0);
QHBoxLayout *hbox = new QHBoxLayout(0, 0, spacingHint());
grid->addLayout(hbox, 1, 1);
QButtonGroup *group = new QButtonGroup();
matrixButton = new QRadioButton(i18n("Matrix"), mainWidget());
group->insert(matrixButton, 0);
hbox->addWidget(matrixButton);
matrixButton->setChecked(true);
vectorsButton = new QRadioButton(i18n("Vectors"), mainWidget());
group->insert(vectorsButton, 1);
hbox->addWidget(vectorsButton);
hbox->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Minimum));
grid->addWidget(new QLabel(i18n("Name:"), mainWidget()), 2, 0);
nameEdit = new KLineEdit(mainWidget());
grid->addWidget(nameEdit, 2, 1);
grid->addWidget(new QLabel(i18n("Descriptive name:"), mainWidget()), 3, 0);
titleEdit = new KLineEdit(mainWidget());
grid->addWidget(titleEdit, 3, 1);
grid->addWidget(new QLabel(i18n("Category:"), mainWidget()), 4, 0);
categoryCombo = new KComboBox(mainWidget());
categoryCombo->setMaximumWidth(250);
categoryCombo->setEditable(true);
grid->addWidget(categoryCombo, 4, 1);
grid->addWidget(new QLabel(i18n("First row:"), mainWidget()), 5, 0);
firstRowBox = new QSpinBox(1, 1000, 1, mainWidget());
grid->addWidget(firstRowBox, 5, 1);
hbox = new QHBoxLayout(0, 0, spacingHint());
grid->addMultiCellLayout(hbox, 6, 6, 0, 1);
hbox->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Minimum));
includesHeadingsButton = new QCheckBox(i18n("Includes headings"), mainWidget());
includesHeadingsButton->setChecked(true);
hbox->addWidget(includesHeadingsButton);
grid->addWidget(new QLabel(i18n("Delimiter:"), mainWidget()), 7, 0);
delimiterCombo = new KComboBox(mainWidget());
delimiterCombo->setMaximumWidth(250);
delimiterCombo->insertItem(i18n("Comma"));
delimiterCombo->insertItem(i18n("Tabulator"));
delimiterCombo->insertItem(i18n("Semicolon"));
delimiterCombo->insertItem(i18n("Space"));
delimiterCombo->insertItem(i18n("Other"));
delimiterCombo->setEditable(false);
grid->addWidget(delimiterCombo, 7, 1);
otherDelimiterEdit = new KLineEdit(mainWidget());
grid->addWidget(otherDelimiterEdit, 8, 1);
otherDelimiterEdit->setEnabled(false);
connect(delimiterCombo, SIGNAL(activated(int)), this, SLOT(delimiterChanged(int)));
connect(nameEdit, SIGNAL(textChanged(const QString&)), this, SLOT(nameChanged(const QString&)));
}
QalculateImportCSVDialog::~QalculateImportCSVDialog() {
}
void QalculateImportCSVDialog::slotHelp() {
KApplication::kApplication()->invokeHelp("qalculate-import-export-csv");
}
void QalculateImportCSVDialog::delimiterChanged(int i) {
otherDelimiterEdit->setEnabled(i == 4);
}
void QalculateImportCSVDialog::slotOk() {
QString str = fileEdit->url().stripWhiteSpace();
if(str.isEmpty()) {
//no name -- open dialog again
fileEdit->setFocus();
KMessageBox::error(this, i18n("No file name entered."));
return;
}
string delimiter = "";
switch(delimiterCombo->currentItem()) {
case 0: {
delimiter = ",";
break;
}
case 1: {
delimiter = "\t";
break;
}
case 2: {
delimiter = ";";
break;
}
case 3: {
delimiter = " ";
break;
}
case 4: {
delimiter = otherDelimiterEdit->text().ascii();
break;
}
}
if(delimiter.empty()) {
//no delimiter -- open dialog again
otherDelimiterEdit->setFocus();
KMessageBox::error(this, i18n("No delimiter selected."));
return;
}
if(!CALCULATOR->importCSV(str.ascii(), firstRowBox->value(), includesHeadingsButton->isChecked(), delimiter, matrixButton->isChecked(), nameEdit->text().ascii(), titleEdit->text().ascii(), categoryCombo->lineEdit()->text().ascii())) {
KMessageBox::error(this, i18n("An error occured when importing the CSV file."));
reject();
}
accept();
}
bool QalculateImportCSVDialog::importCSVFile() {
fileEdit->setFocus();
nameEdit->clear();
fileEdit->clear();
titleEdit->clear();
//QStringList cats;
QString catstr;
categoryCombo->clear();
tree_struct *item, *item2;
variable_cats.it = variable_cats.items.begin();
if(variable_cats.it != variable_cats.items.end()) {
item = &*variable_cats.it;
++variable_cats.it;
item->it = item->items.begin();
} else {
item = NULL;
}
catstr = "";
while(item) {
if(!catstr.isEmpty()) catstr += "/";
catstr += item->item.c_str();
categoryCombo->insertItem(catstr);
while(item && item->it == item->items.end()) {
int str_i = catstr.findRev("/");
if(str_i < 0) {
catstr = "";
} else {
catstr.truncate(str_i);
}
item = item->parent;
}
if(item) {
item2 = &*item->it;
++item->it;
item = item2;
item->it = item->items.begin();
}
}
categoryCombo->lineEdit()->clear();
if(exec() == QDialog::Accepted) {
return true;
}
return false;
}
void QalculateImportCSVDialog::nameChanged(const QString &name) {
if(name.isNull()) return;
if(!CALCULATOR->variableNameIsValid(name.ascii())) {
nameEdit->blockSignals(true);
nameEdit->setText(CALCULATOR->convertToValidVariableName(name.ascii()).c_str());
nameEdit->blockSignals(false);
}
}
#include "qalculateimportcsvdialog.moc"
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