int main(int argc, char *argv[]) {
Window* win = new IconWindow(new XWindowImp());
win->DrawContents();
delete win;
win = new TransientWindow(new PMWindowImp());
win->DrawContents();
delete win;
return 0;
}
int main(int argc, char *argv[])
{
Window* pAppWindow = new ApplicationWindow;
WindowImp* pXImp = new XWindowImp;
pAppWindow->SetWindowImp(pXImp);
pAppWindow->DrawContents();
WindowImp* pPmImp = new PmWindowImp;
pAppWindow->SetWindowImp(pPmImp);
pAppWindow->DrawContents();
return 0;
}