#include "tst3.h"
#include <string>
#include <QScrollArea>
#include <QLabel>
#include "windows.h"

using namespace std;

QScrollArea* area;

tst3::tst3(QWidget *parent, Qt::WFlags flags)
    : QMainWindow(parent, flags)
{
    ui.setupUi(this);

    CreateScrollArea();
}

tst3::~tst3()
{

}

QFrame* tst3::AddFrame()
{
    QFrame* frame = new QFrame(area->widget());

    frame->setFrameShape(QFrame::Panel);
    frame->setFrameShadow(QFrame::Raised);
    frame->setMinimumSize(QSize(100, 100));

    return frame;
}


void tst3::on_pushButton_clicked()
{
    static int cnt = 0;

    QFrame* newframe = AddFrame();
    QGridLayout* grid = (QGridLayout*)area->widget()->layout();
    grid->addWidget(newframe, cnt / 4, cnt % 4);
    cnt++;
}

void tst3::CreateScrollArea()
{
    QGridLayout *grid = new QGridLayout(ui.fr);

    area = new QScrollArea(ui.fr);
    area->setWidgetResizable(true);
    grid->addWidget(area);
    QWidget *contents = new QWidget(area);
    /*QGridLayout* widgetgrid = */new QGridLayout(contents);//грид для общего виджета
    area->setWidget(contents);
    area->setFrameShape(QFrame::NoFrame);
    //area->setMinimumSize(QSize(200, 85));

}