- Qt 5.5
- Qt Widgets
- Style Sheet Example
- mainwindow.cpp Example File
- Qt 5.5.1 Reference Documentation

# mainwindow.cpp Example File

widgets/stylesheet/mainwindow.cpp

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

    #include "mainwindow.h"
    #include "stylesheeteditor.h"

    MainWindow::MainWindow()
    {
        ui.setupUi(this);

        ui.nameLabel->setProperty("class", "mandatory QLabel");

        styleSheetEditor = new StyleSheetEditor(this);

        statusBar()->addWidget(new QLabel(tr("Ready")));

        connect(ui.exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
        connect(ui.aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
    }

    void MainWindow::on_editStyleAction_triggered()
    {
        styleSheetEditor->show();
        styleSheetEditor->activateWindow();
    }

    void MainWindow::on_aboutAction_triggered()
    {
        QMessageBox::about(this, tr("About Style sheet"),
            tr("The <b>Style Sheet</b> example shows how widgets can be styled "
               "using <a href=\"http://doc.qt.digia.com/4.5/stylesheet.html\">Qt "
               "Style Sheets</a>. Click <b>File|Edit Style Sheet</b> to pop up the "
               "style editor, and either choose an existing style sheet or design "
               "your own."));
    }