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#include <validationResultDialog.h>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QFileDialog>
#include <QtGui/QLabel>
#include <QtGui/QGroupBox>
#include <QtGui/QHBoxLayout>
#include <QtGui/QVBoxLayout>
#include <QtGui/QPushButton>
#include <QtCore/QFile>
#include <QtCore/QTextStream>
#include <QtGui/QScrollArea>
#include <QtGui/QTableWidget>
#include <QtGui/QHeaderView>
namespace BALL
{
namespace VIEW
{
ValidationResultDialog::ValidationResultDialog(ValidationItem* item)
{
//return if there's no parent
if (item == NULL)
{
return;
}
QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Ok,Qt::Horizontal, this);
QPushButton* print_button = new QPushButton("Save to File", buttons);
QVBoxLayout* mainLayout = new QVBoxLayout();
QGroupBox* resultGroup = new QGroupBox(tr("Validation Results"),this);
QGridLayout* layout = new QGridLayout();
QVBoxLayout* resultGroupLayout = new QVBoxLayout();
int type = item->getValidationType();
if (type < 4 || type==5)
{
String train_fit ="R^2";
String pred_qual="Q^2";
String n = item->modelItem()->getRegistryEntry()->getStatName(item->getValidationStatistic());
if(n!="")
{
train_fit = n+"<br>on training data";
pred_qual = "predictive<br>"+n;
}
QLabel* rlabel = new QLabel(train_fit.c_str(),this);
layout->addWidget(rlabel, 0,1);
QString tmp;
QLabel* qlabel=NULL;
if(type<3)
{
qlabel = new QLabel(tmp.setNum(item->k())+ " fold "+pred_qual.c_str(),this);
}
else if(type==3) // boostrap
{
qlabel = new QLabel(QString(pred_qual.c_str())+" of "+tmp.setNum(item->numOfSamples())+ "\nbootstrap samples",this);
}
else if(type==5)
{
qlabel = new QLabel(tmp.setNum(item->getNoExternalFolds())+ " fold nested "+pred_qual.c_str(),this);
}
layout->addWidget(qlabel, 0,2);
QLabel* rvaluelabel = new QLabel(QString(((String)(item->getR2())).c_str()),this);
layout->addWidget(rvaluelabel,1,1);
QLabel* qvaluelabel = new QLabel(QString(((String)(item->getQ2())).c_str()),this);
layout->addWidget(qvaluelabel,1,2);
resultGroup->setLayout(layout);
}
else if (type == 4)
{
QString value;
float num;
QStringList labels;
labels << "# Tests" << "R^2" << "Q^2";
QTableWidget* table = new QTableWidget(item->resultOfRandTest()->rows(), 3, this);
table->verticalHeader()->hide();
table->setHorizontalHeaderLabels (labels);
table->setAlternatingRowColors(true);
table->setDragDropMode(QAbstractItemView::NoDragDrop);
table->setEditTriggers(QAbstractItemView::NoEditTriggers);
table->horizontalHeader()->setResizeMode(QHeaderView::Stretch);
table->horizontalHeader()->setResizeMode(2,QHeaderView::Stretch);
for (int i = 0; i < item->resultOfRandTest()->rows();i++)
{
value.setNum(i);
QTableWidgetItem* num_of_Test = new QTableWidgetItem(value);
table->setItem(i, 0, num_of_Test);
num = (*(item->resultOfRandTest()))(i,item->resultOfRandTest()->cols()-2);
value.setNum(num);
QTableWidgetItem* r = new QTableWidgetItem(value);
table->setItem(i, 1, r);
num = (*(item->resultOfRandTest()))(i,item->resultOfRandTest()->cols()-1);
value.setNum(num);
QTableWidgetItem* q = new QTableWidgetItem(value);
table->setItem(i, 2, q);
}
QScrollArea* scrollArea = new QScrollArea(this);
scrollArea->setHorizontalScrollBarPolicy ( Qt::ScrollBarAlwaysOff );
scrollArea->setVerticalScrollBarPolicy ( Qt::ScrollBarAsNeeded );
scrollArea->setFrameShape(QFrame::NoFrame);
scrollArea->setWidget(table);
scrollArea->setWidgetResizable(true);
resultGroupLayout->addWidget(scrollArea);
resultGroup->setLayout(resultGroupLayout);
}
mainLayout->addWidget(resultGroup);
mainLayout->addWidget(buttons);
mainLayout->addStretch(1);
setLayout(mainLayout);
setWindowTitle("Validation Results for " + item->name());
connect(buttons, SIGNAL(accepted()), this, SLOT(accept()));
connect(print_button, SIGNAL(clicked()), this, SLOT(saveToFile()));
}
ValidationResultDialog::ValidationResultDialog()
{
}
ValidationResultDialog::~ValidationResultDialog()
{
}
void ValidationResultDialog::saveToFile()
{
QString filename = QFileDialog::getSaveFileName(this, tr("Save File as"),"results.txt",tr("text (*.txt)"));
QFile file(filename);
if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
{
return;
}
QTextStream out(&file);
}
}
}
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