1 /*
2 SPDX-License-Identifier: GPL-2.0-or-later
3 SPDX-FileCopyrightText: 2009 Alexander Rieder <alexanderrieder@gmail.com>
4 */
5
6 #include "eigenvectorsassistant.h"
7
8 #include <QAction>
9 #include <QDialog>
10 #include <QPushButton>
11 #include <QStyle>
12
13 #include <KActionCollection>
14 #include <KConfigGroup>
15 #include "cantor_macros.h"
16 #include "backend.h"
17 #include "extension.h"
18 #include "ui_eigenvectorsdlg.h"
19
EigenVectorsAssistant(QObject * parent,QList<QVariant> args)20 EigenVectorsAssistant::EigenVectorsAssistant(QObject* parent, QList<QVariant> args) : Assistant(parent)
21 {
22 Q_UNUSED(args)
23 }
24
initActions()25 void EigenVectorsAssistant::initActions()
26 {
27 setXMLFile(QLatin1String("cantor_eigenvectors_assistant.rc"));
28 QAction* eigenvectors=new QAction(i18n("Compute Eigenvectors"), actionCollection());
29 actionCollection()->addAction(QLatin1String("eigenvectors_assistant"), eigenvectors);
30 connect(eigenvectors, &QAction::triggered, this, &EigenVectorsAssistant::requested);
31 }
32
run(QWidget * parent)33 QStringList EigenVectorsAssistant::run(QWidget* parent)
34 {
35 QPointer<QDialog> dlg=new QDialog(parent);
36 QWidget* widget=new QWidget(dlg);
37 Ui::EigenVectorsAssistantBase base;
38 base.setupUi(widget);
39 QVBoxLayout *mainLayout = new QVBoxLayout;
40 dlg->setLayout(mainLayout);
41 mainLayout->addWidget(widget);
42
43 base.buttonBox->button(QDialogButtonBox::Ok)->setIcon(QApplication::style()->standardIcon(QStyle::SP_DialogOkButton));
44 base.buttonBox->button(QDialogButtonBox::Cancel)->setIcon(QApplication::style()->standardIcon(QStyle::SP_DialogCancelButton));
45 connect(base.buttonBox, SIGNAL(accepted()), dlg, SLOT(accept()));
46 connect(base.buttonBox, SIGNAL(rejected()), dlg, SLOT(reject()));
47
48 Cantor::HistoryExtension* hist=
49 dynamic_cast<Cantor::HistoryExtension*>(backend()->extension(QLatin1String("HistoryExtension")));
50 base.matrix->setText(hist->lastResult());
51
52 QStringList result;
53 if( dlg->exec())
54 {
55 const QString& m=base.matrix->text();
56 Cantor::LinearAlgebraExtension* ext=
57 dynamic_cast<Cantor::LinearAlgebraExtension*>(backend()->extension(QLatin1String("LinearAlgebraExtension")));
58 result<<ext->eigenVectors(m);
59 }
60
61 delete dlg;
62 return result;
63 }
64
65 K_PLUGIN_FACTORY_WITH_JSON(eigenvectorsassistant, "eigenvectorsassistant.json", registerPlugin<EigenVectorsAssistant>();)
66 #include "eigenvectorsassistant.moc"
67