void SourceSelectionView::constructUI() {
//Create paramLayout
QVBoxLayout *paramLayout = new QVBoxLayout;
paramLayout->setAlignment(Qt::AlignCenter);
this->setLayout(paramLayout);
QGroupBox* srcGroup = new QGroupBox(this);
srcGroup->setTitle(tr("Available Signal Sources"));
srcGroup->setAlignment(Qt::AlignCenter);
srcGroup->setMaximumSize(300, 400);
QVBoxLayout* vbox = new QVBoxLayout;
srcGroup->setLayout(vbox);
//Create source list
sourceList = new QListWidget;
vbox->addWidget(sourceList);
//Create the buttons
QPushButton* btnConnect = new QPushButton(tr("Connect"));
QPushButton* btnRefresh = new QPushButton(tr("Refresh"));
QHBoxLayout* buttonLayout = new QHBoxLayout;
buttonLayout->addWidget(btnConnect);
buttonLayout->addWidget(btnRefresh);
vbox->addLayout(buttonLayout);
paramLayout->addWidget(srcGroup);
//Make conections
QObject::connect(btnConnect, SIGNAL(clicked()), this, SLOT(showConfigurationDialog()));
QObject::connect(btnRefresh, SIGNAL(clicked()), this, SLOT(refreshSources()));
}
void QtDensity::setupDisplay(void) {
QWidget *window = new QWidget;
window->setWindowTitle("Qt and RInside demo: density estimation");
QSpinBox *spinBox = new QSpinBox;
QSlider *slider = new QSlider(Qt::Horizontal);
spinBox->setRange(5, 200);
slider->setRange(5, 200);
QObject::connect(spinBox, SIGNAL(valueChanged(int)), slider, SLOT(setValue(int)));
QObject::connect(slider, SIGNAL(valueChanged(int)), spinBox, SLOT(setValue(int)));
spinBox->setValue(m_bw);
QObject::connect(spinBox, SIGNAL(valueChanged(int)), this, SLOT(getBandwidth(int)));
QLabel *cmdLabel = new QLabel("R command for random data creation");
QLineEdit *cmdEntry = new QLineEdit(m_cmd);
QObject::connect(cmdEntry, SIGNAL(textEdited(QString)), this, SLOT(getRandomDataCmd(QString)));
QObject::connect(cmdEntry, SIGNAL(editingFinished()), this, SLOT(runRandomDataCmd()));
QGroupBox *kernelRadioBox = new QGroupBox("Density Estimation kernel");
QRadioButton *radio1 = new QRadioButton("&Gaussian");
QRadioButton *radio2 = new QRadioButton("&Epanechnikov");
QRadioButton *radio3 = new QRadioButton("&Rectangular");
QRadioButton *radio4 = new QRadioButton("&Triangular");
QRadioButton *radio5 = new QRadioButton("&Cosine");
radio1->setChecked(true);
QVBoxLayout *vbox = new QVBoxLayout;
vbox->addWidget(radio1);
vbox->addWidget(radio2);
vbox->addWidget(radio3);
vbox->addWidget(radio4);
vbox->addWidget(radio5);
kernelRadioBox->setMinimumSize(260,140);
kernelRadioBox->setMaximumSize(260,140);
kernelRadioBox->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
kernelRadioBox->setLayout(vbox);
QButtonGroup *kernelGroup = new QButtonGroup;
kernelGroup->addButton(radio1, 0);
kernelGroup->addButton(radio2, 1);
kernelGroup->addButton(radio3, 2);
kernelGroup->addButton(radio4, 3);
kernelGroup->addButton(radio5, 4);
QObject::connect(kernelGroup, SIGNAL(buttonClicked(int)), this, SLOT(getKernel(int)));
m_svg = new QSvgWidget();
runRandomDataCmd(); // also calls plot()
QGroupBox *estimationBox = new QGroupBox("Density estimation bandwidth (scaled by 100)");
QHBoxLayout *spinners = new QHBoxLayout;
spinners->addWidget(spinBox);
spinners->addWidget(slider);
QVBoxLayout *topright = new QVBoxLayout;
topright->addLayout(spinners);
topright->addWidget(cmdLabel);
topright->addWidget(cmdEntry);
estimationBox->setMinimumSize(360,140);
estimationBox->setMaximumSize(360,140);
estimationBox->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
estimationBox->setLayout(topright);
QHBoxLayout *upperlayout = new QHBoxLayout;
upperlayout->addWidget(kernelRadioBox);
upperlayout->addWidget(estimationBox);
QHBoxLayout *lowerlayout = new QHBoxLayout;
lowerlayout->addWidget(m_svg);
QVBoxLayout *outer = new QVBoxLayout;
outer->addLayout(upperlayout);
outer->addLayout(lowerlayout);
window->setLayout(outer);
window->show();
}