#include <stdlib.h>

#include <TROOT.h>
#include <TClass.h>
#include <TApplication.h>
#include <TGButton.h>
#include <TGCanvas.h>
#include <RQ_OBJECT.h>
#include <TRootBrowser.h>
#include <TRootEmbeddedCanvas.h>
#include <TCanvas.h>

enum {
  TB_START_BROWS,
};

//------------------------------------------------------------------------------
class TestMainFrame {

RQ_OBJECT("TestMainFrame")

private:
  TGMainFrame        *fMain;
  TGTextButton *fstBrowser;
  TRootEmbeddedCanvas *fEc;

  bool ProcessMessage(Long_t,Long_t,Long_t);
  
  TBrowser *fBrowser;

public:
  TestMainFrame(const TGWindow *p, UInt_t w, UInt_t h);
  virtual ~TestMainFrame();
  void StartBrowser();
};
//------------------------------------------------------------------------------
TestMainFrame::TestMainFrame(const TGWindow *p, UInt_t w, UInt_t h)
{
  fBrowser=0;
  fMain = new TGMainFrame(p, w, h);

  fMain->SetCleanup(kDeepCleanup);

  fstBrowser = new TGTextButton(fMain,"Start Browser",TB_START_BROWS);
  fstBrowser->Connect("Clicked()", "TestMainFrame", this, "StartBrowser()");
  fMain->AddFrame(fstBrowser,new TGLayoutHints(kLHintsNormal));
  
  fEc = new TRootEmbeddedCanvas("Event Display", fMain, 600, 600);
  fMain->AddFrame(fEc,new TGLayoutHints(kLHintsExpandX|kLHintsExpandY,1,1,1,1));
  
  fMain->MapSubwindows();
  fMain->Resize();
  fMain->MapWindow();
}
//------------------------------------------------------------------------------
TestMainFrame::~TestMainFrame()
{
  delete fMain;
}
//-----------------------------------------------------------------------------
void TestMainFrame::StartBrowser()
{
  if(!fBrowser) {
    fBrowser = new TBrowser("BRO","Histogram browser");
    fstBrowser->SetText("Stop Browser");
  } else {
    delete fBrowser;
    fBrowser = 0;
    fstBrowser->SetText("Start Browser");
  }
}
//------------------------------------------------------------------------------
void brtest()
{
  new TestMainFrame(gClient->GetRoot(), 400, 220);
}
//---- Main program ------------------------------------------------------------
#ifdef STANDALONE
int main(int argc, char **argv)
{
   TApplication theApp("App", &argc, argv);

   if (gROOT->IsBatch()) {
      fprintf(stderr, "%s: cannot run in batch mode\n", argv[0]);
      return 1;
   }

   brtest();

   theApp.Run();

   return 0;
}
#endif