window.cpp Example File | Qt Widgets 5.6

Qt 5.6 | Qt Widgets | Basic Graphics Layouts Example | window.cpp Example File

Qt 5.6.2 Reference Documentation

# window.cpp Example File

graphicsview/basicgraphicslayouts/window.cpp

      /****************************************************************************
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      #include "window.h"
      #include "layoutitem.h"

      #include <QGraphicsLinearLayout>
      #include <QGraphicsGridLayout>

      Window::Window(QGraphicsWidget *parent) : QGraphicsWidget(parent, Qt::Window)
      {
          QGraphicsLinearLayout *windowLayout = new QGraphicsLinearLayout(Qt::Vertical);
          QGraphicsLinearLayout *linear = new QGraphicsLinearLayout(windowLayout);
          LayoutItem *item = new LayoutItem;
          linear->addItem(item);
          linear->setStretchFactor(item, 1);

          item = new LayoutItem;
          linear->addItem(item);
          linear->setStretchFactor(item, 3);
          windowLayout->addItem(linear);

          QGraphicsGridLayout *grid = new QGraphicsGridLayout(windowLayout);
          item = new LayoutItem;
          grid->addItem(item, 0, 0, 4, 1);
          item = new LayoutItem;
          item->setMaximumHeight(item->minimumHeight());
          grid->addItem(item, 0, 1, 2, 1, Qt::AlignVCenter);
          item = new LayoutItem;
          item->setMaximumHeight(item->minimumHeight());
          grid->addItem(item, 2, 1, 2, 1, Qt::AlignVCenter);
          item = new LayoutItem;
          grid->addItem(item, 0, 2);
          item = new LayoutItem;
          grid->addItem(item, 1, 2);
          item = new LayoutItem;
          grid->addItem(item, 2, 2);
          item = new LayoutItem;
          grid->addItem(item, 3, 2);
          windowLayout->addItem(grid);

          setLayout(windowLayout);
          setWindowTitle(tr("Basic Graphics Layouts Example"));

      }