qt

   1 /* 
   2 Include path in Slackware 14:
   3 /usr/lib/qt/include/Qt
   4 
   5 Compile on Slackware 14: 
   6 g++ -lQtCore -lQtGui -I/usr/lib/qt/include/Qt helloWorldQt.cpp -o helloWorldQt
   7 
   8 Run with ./helloWorldQt
   9 */
  10 
  11 #include <qapplication.h>
  12 #include <qmainwindow.h>
  13 #include <qpushbutton.h>
  14 
  15 int main(int argc,char** argv){
  16     QApplication app(argc,argv);
  17     QMainWindow mw;
  18     mw.setMinimumSize(200,100);
  19     mw.setMaximumSize(200,100);
  20 
  21     QPushButton pb("Push it, Hello world",&mw);
  22     pb.setGeometry(20,20,160,60);
  23     mw.setCentralWidget(&pb);
  24     mw.show();
  25     return app.exec();
  26 }