#include "MainView.h"
#include <QPushButton>
#include <QVBoxLayout>

#include <QTimer>

MainView::MainView(QWidget* parent)
 : QWidget(parent)
{
	this->resize(400,400);
	this->setPalette( QPalette( Qt::blue ) );


	red = new QWidget(this);
	red->setStyleSheet("QWidget { background-color: red; }");

	green = new QWidget(this);
	green->setStyleSheet("QWidget { background-color: green; }");
	green->setVisible(false);

	current = red;

	QVBoxLayout* layout = new QVBoxLayout();
	layout->addWidget(red,1 );
	layout->addWidget(green,1);
	layout->addStretch();
	layout->setContentsMargins(0,0,0,0);
	setLayout(layout);



	QTimer* timer = new QTimer(this);
	connect(timer, SIGNAL(timeout() ), this, SLOT(onTimer() ));
	timer->start(5000);
}


void MainView::onTimer()
{
	if( current == red) {
		red->setVisible(false);
		green->setVisible(true);
		current = green;
	} else {
		red->setVisible(true);
		green->setVisible(false);
		current = red;
	}
}