fork download
copy 
  1. #include <QDockWidget>
  2. #include <QBoxLayout>
  3. #include <QMainWindow>
  4. #include <QApplication>
  5.  
  6. class MainWindow
  7.         : public QMainWindow
  8. {
  9.     Q_OBJECT
  10.  
  11. private slots:
  12.     void floatingChanged(bool floating)
  13.     {
  14.         if( floating )
  15.             static_cast<QDockWidget*>(QObject::sender())->showFullScreen();
  16.     }
  17.  
  18. public:
  19.     MainWindow()
  20.         : QMainWindow()
  21.     {
  22.         QWidget* central = new QWidget();
  23.         central->setLayout(new QBoxLayout(QBoxLayout::TopToBottom));
  24.         this->setCentralWidget(central);
  25.         QDockWidget* dockwidget = new QDockWidget(this);
  26.         this->centralWidget()->layout()->addWidget(dockwidget);
  27.  
  28.         QObject::connect(dockwidget, SIGNAL(topLevelChanged(bool)), this, SLOT(floatingChanged(bool)));
  29.     }
  30. };
  31.  
  32. int main(int argc, char** argv)
  33. {
  34.     QApplication app(argc, argv);
  35.  
  36.     QMainWindow* window = new MainWindow;
  37.     window->show();
  38.  
  39.     return app.exec();
  40. }
  41.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
Standard input is empty
compilation info 
prog.cpp:1:23: fatal error: QDockWidget: No such file or directory
 #include <QDockWidget>
                       ^
compilation terminated.
stdout
copy 
Standard output is empty
https://ideone.com/RIvk4C
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!