Qt 5.6 | Qt Widgets | Group Box Example | window.cpp Example File

Qt 5.6.2 Reference Documentation

# window.cpp Example File

widgets/groupbox/window.cpp

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      ** This file is part of the examples of the Qt Toolkit.
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      #include <QtWidgets>

      #include "window.h"

      Window::Window(QWidget *parent)
          : QWidget(parent)
      {
          QGridLayout *grid = new QGridLayout;
          grid->addWidget(createFirstExclusiveGroup(), 0, 0);
          grid->addWidget(createSecondExclusiveGroup(), 1, 0);
          grid->addWidget(createNonExclusiveGroup(), 0, 1);
          grid->addWidget(createPushButtonGroup(), 1, 1);
          setLayout(grid);

          setWindowTitle(tr("Group Boxes"));
          resize(480, 320);
      }

      QGroupBox *Window::createFirstExclusiveGroup()
      {
          QGroupBox *groupBox = new QGroupBox(tr("Exclusive Radio Buttons"));

          QRadioButton *radio1 = new QRadioButton(tr("&Radio button 1"));
          QRadioButton *radio2 = new QRadioButton(tr("R&adio button 2"));
          QRadioButton *radio3 = new QRadioButton(tr("Ra&dio button 3"));

          radio1->setChecked(true);

          QVBoxLayout *vbox = new QVBoxLayout;
          vbox->addWidget(radio1);
          vbox->addWidget(radio2);
          vbox->addWidget(radio3);
          vbox->addStretch(1);
          groupBox->setLayout(vbox);

          return groupBox;
      }

      QGroupBox *Window::createSecondExclusiveGroup()
      {
          QGroupBox *groupBox = new QGroupBox(tr("E&xclusive Radio Buttons"));
          groupBox->setCheckable(true);
          groupBox->setChecked(false);

          QRadioButton *radio1 = new QRadioButton(tr("Rad&io button 1"));
          QRadioButton *radio2 = new QRadioButton(tr("Radi&o button 2"));
          QRadioButton *radio3 = new QRadioButton(tr("Radio &button 3"));
          radio1->setChecked(true);
          QCheckBox *checkBox = new QCheckBox(tr("Ind&ependent checkbox"));
          checkBox->setChecked(true);

          QVBoxLayout *vbox = new QVBoxLayout;
          vbox->addWidget(radio1);
          vbox->addWidget(radio2);
          vbox->addWidget(radio3);
          vbox->addWidget(checkBox);
          vbox->addStretch(1);
          groupBox->setLayout(vbox);

          return groupBox;
      }

      QGroupBox *Window::createNonExclusiveGroup()
      {
          QGroupBox *groupBox = new QGroupBox(tr("Non-Exclusive Checkboxes"));
          groupBox->setFlat(true);

          QCheckBox *checkBox1 = new QCheckBox(tr("&Checkbox 1"));
          QCheckBox *checkBox2 = new QCheckBox(tr("C&heckbox 2"));
          checkBox2->setChecked(true);
          QCheckBox *tristateBox = new QCheckBox(tr("Tri-&state button"));
          tristateBox->setTristate(true);
          tristateBox->setCheckState(Qt::PartiallyChecked);

          QVBoxLayout *vbox = new QVBoxLayout;
          vbox->addWidget(checkBox1);
          vbox->addWidget(checkBox2);
          vbox->addWidget(tristateBox);
          vbox->addStretch(1);
          groupBox->setLayout(vbox);

          return groupBox;
      }

      QGroupBox *Window::createPushButtonGroup()
      {
          QGroupBox *groupBox = new QGroupBox(tr("&Push Buttons"));
          groupBox->setCheckable(true);
          groupBox->setChecked(true);

          QPushButton *pushButton = new QPushButton(tr("&Normal Button"));
          QPushButton *toggleButton = new QPushButton(tr("&Toggle Button"));
          toggleButton->setCheckable(true);
          toggleButton->setChecked(true);
          QPushButton *flatButton = new QPushButton(tr("&Flat Button"));
          flatButton->setFlat(true);

          QPushButton *popupButton = new QPushButton(tr("Pop&up Button"));
          QMenu *menu = new QMenu(this);
          menu->addAction(tr("&First Item"));
          menu->addAction(tr("&Second Item"));
          menu->addAction(tr("&Third Item"));
          menu->addAction(tr("F&ourth Item"));
          popupButton->setMenu(menu);

          QAction *newAction = menu->addAction(tr("Submenu"));
          QMenu *subMenu = new QMenu(tr("Popup Submenu"));
          subMenu->addAction(tr("Item 1"));
          subMenu->addAction(tr("Item 2"));
          subMenu->addAction(tr("Item 3"));
          newAction->setMenu(subMenu);

          QVBoxLayout *vbox = new QVBoxLayout;
          vbox->addWidget(pushButton);
          vbox->addWidget(toggleButton);
          vbox->addWidget(flatButton);
          vbox->addWidget(popupButton);
          vbox->addStretch(1);
          groupBox->setLayout(vbox);

          return groupBox;
      }