AirTV-Qt/qtsingleapplication/examples/trivial/main.cpp

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  39
  40 #include <qtsingleapplication.h>
  41 #include <QtGui/QTextEdit>
  42
  43 class TextEdit : public QTextEdit
  44 {
  45     Q_OBJECT
  46 public:
  47     TextEdit(QWidget *parent = 0)
  48         : QTextEdit(parent)
  49     {}
  50 public slots:
  51     void append(const QString &str)
  52     {
  53         QTextEdit::append(str);
  54     }
  55 };
  56
  57 #include "main.moc"
  58
  59
  60
  61 int main(int argc, char **argv)
  62 {
  63     QtSingleApplication instance(argc, argv);
  64     if (instance.sendMessage("Wake up!"))
  65         return 0;
  66
  67     TextEdit logview;
  68     logview.setReadOnly(true);
  69     logview.show();
  70
  71     instance.setActivationWindow(&logview);
  72
  73     QObject::connect(&instance, SIGNAL(messageReceived(const QString&)),
  74                      &logview, SLOT(append(const QString&)));
  75
  76     return instance.exec();
  77 }