ButtonBar.cxx

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// $Id: ButtonBar.cxx,v 1.2 2008/08/25 19:20:54 fmwk Exp $
//
// The button bar across the top of the display
//
// messier@indiana.edu
#include "EventDisplayBase/ButtonBar.h"
#include <iostream>
#include <string>
// ROOT includes
#include "TGFrame.h"
#include "TGButton.h"
#include "TGLayout.h"
#include "TGLabel.h"
#include "TGTextEntry.h"
#include "TGPicture.h"
#include "TGMsgBox.h"
// MIPP includes
#include "EventDataModel/EventHandle.h"
#include "EventDataModel/EventHeader.h"
#include "EventDisplayBase/evdb.h"
#include "EventDisplayBase/IoModule.h"
#include "EventDisplayBase/PrintDialog.h"
#include "EventDisplayBase/GoToDialog.h"
using namespace evdb;

//......................................................................

static void gsGetEventNumbers(int& run, int& event)
{
  // Grad the header out of the event
  edm::EventHandle& evt  = IoModule::Instance()->GetEvent();
  edm::EventHeader& head = evt.Header();

  run   = head.Run();
  event = head.Event();
}

//......................................................................

ButtonBar::ButtonBar(TGMainFrame* frame) 
{
  fButtonBar = new TGCompositeFrame(frame, 60, 20, 
                                    kSunkenFrame|kHorizontalFrame);
  fLayout    = new TGLayoutHints(kLHintsTop | kLHintsExpandX, 0, 0, 1, 0);

  // Previous event button
  fPrevEvt = new TGTextButton(fButtonBar, "<-Previous", 150);
  fPrevEvt->SetToolTipText("Go to previous event");
  fPrevEvt->Connect("Clicked()", "evdb::ButtonBar", this, "PrevEvt()");
  fButtonBar->AddFrame(fPrevEvt, new TGLayoutHints(kLHintsTop |
                                                   kLHintsLeft, 2, 0, 2, 2));

  // Next event button
  fNextEvt = new TGTextButton(fButtonBar, "Next->", 150);
  fNextEvt->SetToolTipText("Go to next event");
  fNextEvt->Connect("Clicked()", "evdb::ButtonBar", this, "NextEvt()");
  fButtonBar->AddFrame(fNextEvt, new TGLayoutHints(kLHintsTop |
                                                   kLHintsLeft, 2, 0, 2, 2));
  
  // Reload button
  fReload = new TGTextButton(fButtonBar, "Reload", 150);
  fReload->SetToolTipText("Reload current event");
  fReload->Connect("Clicked()", "evdb::ButtonBar", this, "ReloadEvt()");
  fButtonBar->AddFrame(fReload, new TGLayoutHints(kLHintsTop |
                                                  kLHintsLeft, 2, 0, 2, 2));
    
  fCurrentFile = new TGTextEntry(fButtonBar, new TGTextBuffer(256));
  fCurrentFile->SetToolTipText("Name of current file");
  fCurrentFile->Resize(400, fCurrentFile->GetDefaultHeight());
  fButtonBar->AddFrame(fCurrentFile, 
                       new TGLayoutHints(kLHintsTop | kLHintsLeft,
                                         8, 2, 2, 2));

  // Button to list attached files
  const TGPicture* p = ::PicturePool()->GetPicture("arrow_down.xpm");
  GContext_t norm = TGPictureButton::GetDefaultGC()();
  fFileList = new TGPictureButton(fButtonBar, p, -1, norm, kRaisedFrame);
  fFileList->SetToolTipText("List files");
  fFileList->Connect("Clicked()", "evdb::ButtonBar", this, "FileList()");
  fButtonBar->AddFrame(fFileList, new TGLayoutHints(kLHintsCenterY,
                                                    2, 0, 2, 2));

  // Print button
  fPrint = new TGTextButton(fButtonBar, "Print", 150);
  fPrint->SetToolTipText("Print Display");
  fPrint->Connect("Clicked()", "evdb::ButtonBar", this, "Print()");
  fButtonBar->AddFrame(fPrint, new TGLayoutHints(kLHintsTop|kLHintsRight, 
                                                 2, 0, 2, 2));
  
  // Go To button
  fGoTo = new TGTextButton(fButtonBar, "Go");
  fGoTo->SetToolTipText("Go to event");
  fGoTo->Connect("Clicked()", "evdb::ButtonBar", this, "GoTo()");
  fButtonBar->AddFrame(fGoTo, new TGLayoutHints(kLHintsTop|kLHintsRight, 
                                                2, 0, 2, 2));

  // Go to event text entry
  fEventTextEntry = new TGTextEntry(fButtonBar, new TGTextBuffer(128));
  fEventTextEntry->Connect("ReturnPressed()","evdb::ButtonBar",this,"GoTo()");
  fEventTextEntry->Resize(75,20);
  fButtonBar->AddFrame(fEventTextEntry, 
                       new TGLayoutHints(kLHintsTop|kLHintsRight,2,0,2,2));

  fRunTextEntry = new TGTextEntry(fButtonBar, new TGTextBuffer(128));
  fRunTextEntry->Connect("ReturnPressed()","evdb::ButtonBar",this,"GoTo()");
  fRunTextEntry->Resize(50,20);
  fButtonBar->AddFrame(fRunTextEntry, 
                       new TGLayoutHints(kLHintsCenterY|kLHintsRight,2,0,2,2));

  fRunEvtLabel = new TGLabel(fButtonBar, new TGHotString("[Run/Event]="));
  fButtonBar->AddFrame(fRunEvtLabel, 
                       new TGLayoutHints(kLHintsCenterY|kLHintsRight,2,0,2,2));

  // Add button bar to frame
  frame->AddFrame(fButtonBar, fLayout);

  // Connect the new event signal from the iomodule to the new event slot
  IoModule::Instance()->Connect("NewEvent()",
                                "evdb::ButtonBar",this,"NewEvent()");
  
  this->NewEvent();
}

//......................................................................

ButtonBar::~ButtonBar() 
{
  IoModule::Instance()->Disconnect(0,this,0);

  delete fEventTextEntry; fEventTextEntry=0;
  delete fRunTextEntry;   fRunTextEntry  =0;
  delete fRunEvtLabel;    fRunEvtLabel   =0;
  delete fPrint;          fPrint         =0;
  delete fGoTo;           fGoTo          =0;
  delete fFileList;       fFileList      =0;
  delete fCurrentFile;    fCurrentFile   =0;
  delete fReload;         fReload        =0;
  delete fNextEvt;        fNextEvt       =0;
  delete fPrevEvt;        fPrevEvt       =0;
  delete fLayout;         fLayout        =0;
  delete fButtonBar;      fButtonBar     =0;
}

//......................................................................

void ButtonBar::PrevEvt() { IoModule::Instance()->Rewind(); }

//......................................................................

void ButtonBar::NextEvt() { IoModule::Instance()->Advance(); }

//......................................................................

void ButtonBar::ReloadEvt() { IoModule::Instance()->Reload(); }

//......................................................................

void ButtonBar::FileList() 
{
  int i;
  const char* f;
  for (i=0; (f=IoModule::Instance()->FileName(i)); ++i) {
    std::cerr << f << std::endl;
  }
}

//......................................................................

void ButtonBar::Print() { new PrintDialog(); }

//......................................................................

void ButtonBar::GoTo() 
{
  int run = atoi(fRunTextEntry  ->GetText());
  int evt = atoi(fEventTextEntry->GetText());
  IoModule::Instance()->GoTo(run,evt);
}

//......................................................................

void ButtonBar::NewEvent() 
{
  int run;
  int evt;
  char runtxt[128];
  char evttxt[128];

  gsGetEventNumbers(run,evt);
  sprintf(runtxt,"%d",run);
  sprintf(evttxt,"%d",evt);
  fRunTextEntry  ->SetText(runtxt);
  fEventTextEntry->SetText(evttxt);

  fCurrentFile->SetText(IoModule::Instance()->CurrentFile());
}

//......................................................................

int ButtonBar::NoImpl(const char* method)
{
  std::string s;
  s = "Sorry action '"; s += method; s+= "' is not implemented.\n";
  new TGMsgBox(evdb::TopWindow(), fButtonBar,
               "No implementation",s.c_str(),kMBIconExclamation);
  return 0;
}

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