#include "TGFrame.h"
#include "TGTab.h"
#include "TRootEmbeddedCanvas.h"
#include "TCanvas.h"
#include "TH1F.h"

void embedded()
{
   const char *histoname[] = {"hist_1","hist_2","hist_3","hist_4","hist_5",0};

   TGLayoutHints *hint = new TGLayoutHints(kLHintsExpandX|kLHintsExpandY,2,2,2,2);

   // main frame
   TGMainFrame *mainFrame = new TGMainFrame(gClient->GetRoot(),500, 300);

   TGTab *tab = new TGTab(mainFrame, 1, 1);

   TGCompositeFrame *hTab[5];
   TRootEmbeddedCanvas *eCanvas[5];
   for (int i=0;i<5;i++) {
      hTab[i] = tab->AddTab(histoname[i]);
      eCanvas[i] = new TRootEmbeddedCanvas(histoname[i], hTab[i], 500, 300);
      hTab[i]->AddFrame(eCanvas[i], hint);
   }
   tab->Resize(tab->GetDefaultSize());
   mainFrame->AddFrame(tab, hint);

   TH1F *m_h[5];
   for (int i=0;i<5;i++) {
      m_h[i] = new TH1F(histoname[i], histoname[i], 100, -5, 5);
      m_h[i]->FillRandom("gaus",15000);
      m_h[i]->SetFillColor(i+2);
      m_h[i]->SetFillStyle(3004);
      eCanvas[i]->GetCanvas()->cd();
      m_h[i]->Draw();
      eCanvas[i]->GetCanvas()->Update();
   }
   mainFrame->MapSubwindows();

   mainFrame->Resize(mainFrame->GetDefaultSize());
   mainFrame->MapWindow();
   mainFrame->Resize(900,600);
}