Qt 5.6 | Qt Widgets | Text Edit | main.cpp Example File

Qt 5.6.2 Reference Documentation

# main.cpp Example File

richtext/textedit/main.cpp

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      #include "textedit.h"

      #include <QApplication>
      #include <QDesktopWidget>
      #include <QCommandLineParser>
      #include <QCommandLineOption>

      int main(int argc, char *argv[])
      {
          Q_INIT_RESOURCE(textedit);

          QApplication a(argc, argv);
          QCoreApplication::setOrganizationName("QtProject");
          QCoreApplication::setApplicationName("Rich Text");
          QCoreApplication::setApplicationVersion(QT_VERSION_STR);
          QCommandLineParser parser;
          parser.setApplicationDescription(QCoreApplication::applicationName());
          parser.addHelpOption();
          parser.addVersionOption();
          parser.addPositionalArgument("file", "The file to open.");
          parser.process(a);

          TextEdit mw;

          const QRect availableGeometry = QApplication::desktop()->availableGeometry(&mw);
          mw.resize(availableGeometry.width() / 2, (availableGeometry.height() * 2) / 3);
          mw.move((availableGeometry.width() - mw.width()) / 2,
                  (availableGeometry.height() - mw.height()) / 2);

          if (!mw.load(parser.positionalArguments().value(0, QLatin1String(":/example.html"))))
              mw.fileNew();

          mw.show();
          return a.exec();
      }