#include <QtWidgets/QApplication>
#include <QtWidgets/QMainWindow>
#include <QtWidgets/QVBoxLayout>
#include <QtWidgets/QTableWidget>
#include <QtWidgets/QCheckBox>


int main(int argc, char *argv[])
{
	QApplication app(argc, argv);

	QMainWindow main_window;
	main_window.setGeometry(500, 500, 500, 300);

	// Make central widget for main window
	QWidget* central_widget = new QWidget(&main_window);
	central_widget->setLayout(new QVBoxLayout(central_widget));
	main_window.setCentralWidget(central_widget);

	QWidget* inner_widget = new QWidget(central_widget);
	central_widget->layout()->addWidget(inner_widget);
	inner_widget->setLayout(new QVBoxLayout(inner_widget));

	// Add a checkbox
	QCheckBox* checkbox = new QCheckBox(inner_widget);
	inner_widget->layout()->addWidget(checkbox);

	// Add a table widget, where column 0 items have checkboxes.
	QTableWidget* tablewidget = new QTableWidget(inner_widget);
	inner_widget->layout()->addWidget(tablewidget);
	tablewidget->setRowCount(2);
	tablewidget->setColumnCount(2);
	tablewidget->setColumnWidth(0, 200);
	tablewidget->setColumnWidth(1, 200);
	tablewidget->setMinimumWidth(500);
	tablewidget->setMinimumHeight(300);


	QTableWidgetItem* item_a = new QTableWidgetItem();
	item_a->setText("Hello");
	item_a->setCheckState(Qt::Unchecked);
	item_a->setFlags(Qt::ItemIsSelectable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
	tablewidget->setItem(0, 0, item_a);

	// Apply styling
	central_widget->setStyleSheet("QCheckBox::indicator:unchecked { background-color: rgb(200, 100, 100); }");

	main_window.show();
	return app.exec();
}