goldendict-ng/qtsingleapplication/examples/trivial/main.cpp
Konstantin Isakov 63e99204fc Switch to QtSingleApplication for maintaining single instance running.
This should put an end to all those pidfile-related problems.
2010-11-20 16:43:55 +03:00

78 lines
2.6 KiB
C++

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#include <qtsingleapplication.h>
#include <QtGui/QTextEdit>
class TextEdit : public QTextEdit
{
Q_OBJECT
public:
TextEdit(QWidget *parent = 0)
: QTextEdit(parent)
{}
public slots:
void append(const QString &str)
{
QTextEdit::append(str);
}
};
#include "main.moc"
int main(int argc, char **argv)
{
QtSingleApplication instance(argc, argv);
if (instance.sendMessage("Wake up!"))
return 0;
TextEdit logview;
logview.setReadOnly(true);
logview.show();
instance.setActivationWindow(&logview);
QObject::connect(&instance, SIGNAL(messageReceived(const QString&)),
&logview, SLOT(append(const QString&)));
return instance.exec();
}