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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 "qalculateexportcsvdialog.h"
#include "qalculate_tde_utils.h"
#include <qlayout.h>
#include <kurlrequester.h>
#include <klineedit.h>
#include <qlabel.h>
#include <qradiobutton.h>
#include <qpushbutton.h>
#include <kcombobox.h>
#include <qbuttongroup.h>
#include <kmessagebox.h>
#include <klocale.h>
#include <kapplication.h>
extern MathStructure *mstruct;
QalculateExportCSVDialog::QalculateExportCSVDialog(QWidget *parent, const char *name) : KDialogBase(parent, name, true, i18n("Export CSV File"), Ok | Cancel | Help, Ok, true) {
setMainWidget(new QWidget(this));
QGridLayout *grid = new QGridLayout(mainWidget(), 1, 1, 0, spacingHint());
QButtonGroup *group = new QButtonGroup();
currentResultButton = new QRadioButton(i18n("Current result"), mainWidget());
group->insert(currentResultButton, 0);
grid->addWidget(currentResultButton, 0, 0);
currentResultButton->setChecked(true);
matrixVectorButton = new QRadioButton(i18n("Matrix/vector variable"), mainWidget());
group->insert(matrixVectorButton, 1);
grid->addWidget(matrixVectorButton, 1, 0);
matrixVectorEdit = new KLineEdit(mainWidget());
grid->addWidget(matrixVectorEdit, 1, 1);
grid->addWidget(new QLabel(i18n("File:"), mainWidget()), 2, 0);
fileEdit = new KURLRequester(mainWidget());
fileEdit->setMode(KFile::File | KFile::ExistingOnly | KFile::LocalOnly);
fileEdit->setCaption(i18n("Export CSV File"));
grid->addWidget(fileEdit, 2, 1);
grid->addWidget(new QLabel(i18n("Delimiter:"), mainWidget()), 3, 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, 3, 1);
otherDelimiterEdit = new KLineEdit(mainWidget());
grid->addWidget(otherDelimiterEdit, 4, 1);
otherDelimiterEdit->setEnabled(false);
connect(group, SIGNAL(clicked(int)), this, SLOT(exportSourceChanged(int)));
connect(delimiterCombo, SIGNAL(activated(int)), this, SLOT(delimiterChanged(int)));
}
QalculateExportCSVDialog::~QalculateExportCSVDialog() {}
void QalculateExportCSVDialog::slotHelp() {
KApplication::kApplication()->invokeHelp("qalculate-import-export-csv");
}
void QalculateExportCSVDialog::exportSourceChanged(int i) {
matrixVectorEdit->setEnabled(i == 1);
}
void QalculateExportCSVDialog::delimiterChanged(int i) {
otherDelimiterEdit->setEnabled(i == 4);
}
void QalculateExportCSVDialog::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;
}
MathStructure *matrix_struct;
if(export_variable) {
matrix_struct = (MathStructure*) &export_variable->get();
} else if(currentResultButton->isChecked()) {
matrix_struct = mstruct;
} else {
string str2 = matrixVectorEdit->text().ascii();
remove_blank_ends(str2);
if(str2.empty()) {
matrixVectorEdit->setFocus();
KMessageBox::error(this, i18n("No variable name entered."));
return;
}
Variable *var = CALCULATOR->getActiveVariable(str2);
if(!var || !var->isKnown()) {
var = CALCULATOR->getVariable(str2);
while(var && !var->isKnown()) {
var = CALCULATOR->getVariable(str2);
}
}
if(!var || !var->isKnown()) {
matrixVectorEdit->setFocus();
KMessageBox::error(this, i18n("No known variable with entered name found."));
return;
}
matrix_struct = (MathStructure*) &((KnownVariable*) var)->get();
}
if(!CALCULATOR->exportCSV(*matrix_struct, str.ascii(), delimiter)) {
QString error_str;
error_str.sprintf(i18n("Could not export to file \n%s"), str.ascii());
KMessageBox::error(this, error_str);
reject();
}
accept();
}
void QalculateExportCSVDialog::exportCSVFile(KnownVariable *v) {
fileEdit->setFocus();
export_variable = v;
if(v) {
fileEdit->setURL(v->preferredDisplayName(false, false, false, false, &can_display_unicode_string_function, (void*) fileEdit->lineEdit()).name.c_str());
matrixVectorEdit->setText(v->preferredDisplayName(false, false, false, false, &can_display_unicode_string_function, (void*) matrixVectorEdit).name.c_str());
matrixVectorButton->setChecked(true);
} else {
fileEdit->clear();
matrixVectorEdit->clear();
currentResultButton->setChecked(true);
}
currentResultButton->setEnabled(v == NULL);
matrixVectorButton->setEnabled(v == NULL);
matrixVectorEdit->setEnabled(false);
exec();
}
#include "qalculateexportcsvdialog.moc"
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