MainWindow.hxx

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#include <TGMenu.h>
#include <TSystem.h>
#include <TROOT.h>

class MainWindow: public TGMainFrame {

private:
  TGPopupMenu*          menuFile;
  //TGPopupMenu*                menuControls;
  TGMenuBar*            menuBar;
  TGLayoutHints*        menuBarLayout;
  TGLayoutHints*        menuBarItemLayout;
  
public:
  MainWindow(const TGWindow*w,int s1,int s2);
  virtual ~MainWindow(); // Closing the control window closes the whole program
  virtual void CloseWindow();
  
  Bool_t ProcessMessage(Long_t msg, Long_t parm1, Long_t parm2);
};

#define M_FILE_EXIT 0

Bool_t MainWindow::ProcessMessage(Long_t msg, Long_t parm1, Long_t parm2)
{
   // printf("GUI Message %d %d %d\n",(int)msg,(int)parm1,(int)parm2);
    switch (GET_MSG(msg))
      {
      default:
        break;
      case kC_COMMAND:
        switch (GET_SUBMSG(msg))
          {
          default:
            break;
          case kCM_MENU:
            switch (parm1)
              {
              default:
                break;
              case M_FILE_EXIT:
                gSystem->ExitLoop();
                break;
              }
            break;
          }
        break;
      }

    return kTRUE;
}

MainWindow::MainWindow(const TGWindow*w,int s1,int s2) // ctor
    : TGMainFrame(w,s1,s2)
{
   //SetCleanup(kDeepCleanup);
   

   SetWindowName("ROOT Analyzer Control");

   // layout the gui
   menuFile = new TGPopupMenu(gClient->GetRoot());
   menuFile->AddEntry("Exit", M_FILE_EXIT);

   menuBarItemLayout = new TGLayoutHints(kLHintsTop|kLHintsLeft, 0, 4, 0, 0);

   menuFile->Associate(this);
   //menuControls->Associate(this);

   menuBar = new TGMenuBar(this, 1, 1, kRaisedFrame);
   menuBar->AddPopup("&File",     menuFile,     menuBarItemLayout);
   //menuBar->AddPopup("&Controls", menuControls, menuBarItemLayout);
   menuBar->Layout();

   menuBarLayout = new TGLayoutHints(kLHintsTop|kLHintsLeft|kLHintsExpandX);
   AddFrame(menuBar,menuBarLayout);
   
   MapSubwindows(); 
   Layout();
   MapWindow();

}

MainWindow::~MainWindow()
{

    delete menuFile;
    //delete menuControls;
    delete menuBar;
    delete menuBarLayout;
    delete menuBarItemLayout;
}

void MainWindow::CloseWindow()
{

    gSystem->ExitLoop();
}