void ProcEvent(Int_t event, Int_t px, Int_t py, TObject *sel)
{
// print event type and current cursor position
TCanvas *c = (TCanvas *) gTQSender;
TPad *pad = (TPad *) c->GetSelectedPad();
if(!pad) return;
gROOT->SetEditHistograms(kFALSE);
//printf("event=%d, px=%d, py=%d\n", event, px, py);
//Float_t x = pad->AbsPixeltoX(px);
//Float_t y = pad->AbsPixeltoY(py);
//x = pad->PadtoX(x);
//y = pad->PadtoY(y);
//printf("x=%.3g, y=%.3g\n",x,y);
if(event==kButton1Double){
pad->Pop();
//printf("%s %d\n",pad->GetName(),pad->GetNumber());
pad->cd();
TCanvas *c_blow;
TIter next(pad->GetListOfPrimitives());
if((TCanvas*)gROOT->GetListOfCanvases()->FindObject("c_blow")){
c_blow=(TCanvas*)gROOT->GetListOfCanvases()->FindObject("c_blow");
c_blow->Clear();
//printf("show %d\n",c_blow->GetUniqueID());
//c_blow->GetCanvasImp()->Show();
//c_blow->RaiseWindow();
//c_blow->GetCanvasImp()->RaiseWindow();
//c_blow->Flush();
//gVirtualX->RaiseWindow(c_blow->GetUniqueID());
//c_blow->Show();
}
else{
// c_blow = new TCanvas("c_blow","blowup",750,0,743,525);
c_blow = new TCanvas("c_blow","blowup",100,50,600,600);
c_blow->SetFillColor(10); //white
//c_blow->ToggleEventStatus();
//c_blow->SetCrosshair();
c_blow->Draw();
}
c_blow->cd();
gROOT->SetSelectedPad((TPad*)c_blow);
TPad *clone =(TPad*)pad->Clone();
clone->SetPad(0,0,1,1);
clone->Draw();
clone->Modified();
clone->Update();
c_blow->Show();
}
}
