FWTableView.cc

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// -*- C++ -*-
//
// Package:     Core
// Class  :     FWTableView
//
// Implementation:
//     <Notes on implementation>
//
// Original Author:  Chris Jones
//         Created:  Thu Feb 21 11:22:41 EST 2008
//
 
// system include files
#include <cstdlib>
#include <algorithm>
#include <memory>
#include <iostream>
#include <sstream>
#include <stdexcept>
#include <cassert>
 
#include "TMath.h"
#include "TClass.h"
#include "TSystem.h"
#include "TGComboBox.h"
#include "TGLabel.h"
#include "TGTextEntry.h"
#include "TEveWindow.h"
#include "TVirtualX.h"
 
// user include files
#include "Fireworks/Core/interface/FWColorManager.h"
#include "Fireworks/Core/interface/FWCustomIconsButton.h"
#include "Fireworks/Core/interface/FWModelChangeManager.h"
#include "Fireworks/Core/interface/FWSelectionManager.h"
#include "Fireworks/Core/interface/FWTableView.h"
#include "Fireworks/Core/interface/FWTableViewManager.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/Core/interface/FWConfiguration.h"
#include "Fireworks/Core/interface/FWTableViewTableManager.h"
#include "Fireworks/Core/interface/fwLog.h"
#include "Fireworks/Core/src/FWGUIValidatingTextEntry.h"
#include "Fireworks/Core/src/FWExpressionValidator.h"
#include "Fireworks/TableWidget/interface/FWTableWidget.h"
 
static const TString &coreIcondir() {
  static TString path = Form("%s/src/Fireworks/Core/icons/", gSystem->Getenv("CMSSW_BASE"));
  if (gSystem->AccessPathName(path.Data())) {  // cannot find directory
    assert(gSystem->Getenv("CMSSW_RELEASE_BASE"));
    path = Form("%s/src/Fireworks/Core/icons/", gSystem->Getenv("CMSSW_RELEASE_BASE"));
  }
  return path;
}
 
/*
static 
const TGPicture* filtered(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"filtered-blackbg.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"filtered-whitebg.png");
   return s;
   
}
 
static 
const TGPicture* filtered_over(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"filtered-whitebg-over.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"filtered-whitebg-over.png");
   return s;
}
*/
/*
static 
const TGPicture* alert_over()
{
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"alert-blackbg-over.png");
   return s;
}
 
static 
const TGPicture* alert()
{
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"alert-blackbg.png");
   return s;
}
*/
 
/*
static 
const TGPicture* unfiltered(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"unfiltered-blackbg.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"unfiltered-whitebg.png");
   return s;
}
static 
const TGPicture* unfiltered_over(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"unfiltered-blackbg-over.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"unfiltered-whitebg-over.png");
   return s;   
}
 
static
const TGPicture* info(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-blackbg.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-whitebg.png");
   return s;   
}
 
static
const TGPicture* info_over(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-blackbg-over.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-whitebg-over.png");
   return s;
}
 
static
const TGPicture* info_disabled(bool iBackgroundIsBlack)
{
   if(iBackgroundIsBlack) {
      static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-blackbg-disabled.png");
      return s;
   }
   static const TGPicture* s = gClient->GetPicture(coreIcondir()+"info2-whitebg-disabled.png");
   return s;
}
*/
static const TGPicture *arrow_right(bool iBackgroundIsBlack) {
  if (iBackgroundIsBlack) {
    static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-white-right-blackbg.png");
    return s;
  }
  static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-black-right-whitebg.png");
  return s;
}
 
static const TGPicture *arrow_right_disabled(bool iBackgroundIsBlack) {
  if (iBackgroundIsBlack) {
    static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-white-right-disabled-blackbg.png");
    return s;
  }
  static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-black-right-disabled-whitebg.png");
  return s;
}
 
static const TGPicture *arrow_down(bool iBackgroundIsBlack) {
  if (iBackgroundIsBlack) {
    static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-white-down-blackbg.png");
    return s;
  }
  static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-black-down-whitebg.png");
  return s;
}
 
static const TGPicture *arrow_down_disabled(bool iBackgroundIsBlack) {
  if (iBackgroundIsBlack) {
    static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-white-down-disabled-blackbg.png");
    return s;
  }
  static const TGPicture *s = gClient->GetPicture(coreIcondir() + "arrow-black-down-disabled-whitebg.png");
  return s;
}
 
//
// constants, enums and typedefs
//
static const std::string kTableView = "TableView";
static const std::string kCollection = "collection";
static const std::string kColumns = "columns";
static const std::string kSortColumn = "sortColumn";
static const std::string kDescendingSort = "descendingSort";
 
//
// constructors and destructor
//
FWTableView::FWTableView(TEveWindowSlot *iParent, FWTableViewManager *manager)
    : FWViewBase(FWViewType::kTable),
      m_iColl(-1),
      m_manager(manager),
      m_tableManager(new FWTableViewTableManager(this)),
      m_tableWidget(nullptr),
      m_showColumnUI(false),
      m_validator(new FWExpressionValidator),
      m_currentColumn(-1),
      m_useColumnsFromConfig(false)
 
{
  m_eveWindow = iParent->MakeFrame(nullptr);
  TGCompositeFrame *frame = m_eveWindow->GetGUICompositeFrame();
  //      TGHorizontalFrame *buttons = new TGHorizontalFrame(frame);
  //      frame->AddFrame(buttons, new TGLayoutHints(kLHintsTop | kLHintsExpandX));
 
  //      m_collection = new TGComboBox(buttons);
  m_vert = new TGVerticalFrame(frame);
  frame->AddFrame(m_vert, new TGLayoutHints(kLHintsExpandX | kLHintsExpandY));
  TGHorizontalFrame *header = new TGHorizontalFrame(m_vert);
  m_vert->AddFrame(header, new TGLayoutHints(kLHintsTop | kLHintsExpandX));
  const bool bgIsBlack = m_manager->colorManager().background() == kBlack;
  m_columnUIButton = new FWCustomIconsButton(
      header, arrow_right(bgIsBlack), arrow_right_disabled(bgIsBlack), arrow_right_disabled(bgIsBlack));
  m_columnUIButton->Connect("Clicked()", "FWTableView", this, "toggleShowHide()");
  header->AddFrame(m_columnUIButton, new TGLayoutHints(kLHintsCenterY | kLHintsLeft, 6, 10));
 
  TGCompositeFrame *labfr = new TGHorizontalFrame(header, 60, 25, kFixedSize);
  TGLabel *label = new TGLabel(labfr, "Collection");
  labfr->AddFrame(label, new TGLayoutHints(kLHintsLeft | kLHintsCenterY, 1, 3, 0, 0));
  header->AddFrame(labfr, new TGLayoutHints(kLHintsLeft));
 
  m_collection = new TGComboBox(header);
  updateItems();
  header->AddFrame(m_collection, new TGLayoutHints(kLHintsLeft | kLHintsExpandX | kLHintsExpandY));
  m_collection->Connect("Selected(Int_t)", "FWTableView", this, "selectCollection(Int_t)");
  m_collection->Select(2, true);
  m_column_control = new TGVerticalFrame(m_vert);
  m_vert->AddFrame(m_column_control, new TGLayoutHints(kLHintsExpandX));
  TGLabel *column_control_label = new TGLabel(m_column_control, "Column editor");
  //      column_control_label->SetBackgroundColor(bgIsBlack ? kBlack : kWhite);
  //      column_control_label->SetForegroundColor(bgIsBlack ? kWhite : kBlack);
  //      column_control_label->SetTextColor(bgIsBlack ? kWhite : kBlack);
  m_column_control->AddFrame(column_control_label, new TGLayoutHints(kLHintsExpandX));
  TGHorizontalFrame *column_control_fields = new TGHorizontalFrame(m_column_control);
  m_column_control->AddFrame(column_control_fields, new TGLayoutHints(kLHintsExpandX));
  m_column_name_field = new TGTextEntry(column_control_fields);
  m_column_name_field->SetMaxWidth(10);
  m_column_expr_field = new FWGUIValidatingTextEntry(column_control_fields);
  //      m_column_expr_field->SetEnabled(kFALSE);
  m_column_expr_field->setValidator(m_validator);
  m_column_prec_field = new TGTextEntry(column_control_fields);
  m_column_prec_field->SetMaxWidth(10);
  TGLabel *name_label = new TGLabel(column_control_fields, "Title");
  TGLabel *expr_label = new TGLabel(column_control_fields, "Expression");
  TGLabel *prec_label = new TGLabel(column_control_fields, "Precision");
  column_control_fields->AddFrame(name_label, new TGLayoutHints(kLHintsBottom, 1, 1, 2, 2));
  column_control_fields->AddFrame(m_column_name_field, new TGLayoutHints(kLHintsExpandX));
  column_control_fields->AddFrame(expr_label, new TGLayoutHints(kLHintsBottom, 1, 1, 2, 2));
  column_control_fields->AddFrame(m_column_expr_field, new TGLayoutHints(kLHintsExpandX));
  column_control_fields->AddFrame(prec_label, new TGLayoutHints(kLHintsBottom, 1, 1, 2, 2));
  column_control_fields->AddFrame(m_column_prec_field, new TGLayoutHints(kLHintsExpandX));
  TGTextButton *add_button = new TGTextButton(column_control_fields, "Add");
  TGTextButton *del_button = new TGTextButton(column_control_fields, "Delete");
  TGTextButton *mod_button = new TGTextButton(column_control_fields, "Modify");
  add_button->Connect("Clicked()", "FWTableView", this, "addColumn()");
  del_button->Connect("Clicked()", "FWTableView", this, "deleteColumn()");
  mod_button->Connect("Clicked()", "FWTableView", this, "modifyColumn()");
  column_control_fields->AddFrame(add_button, new TGLayoutHints);
  column_control_fields->AddFrame(del_button, new TGLayoutHints);
  column_control_fields->AddFrame(mod_button, new TGLayoutHints);
  m_tableWidget = new FWTableWidget(m_tableManager, m_vert);
  m_tableWidget->disableGrowInWidth();
  resetColors(m_manager->colorManager());
  m_tableWidget->SetHeaderBackgroundColor(gVirtualX->GetPixel(kWhite));
  m_tableWidget->Connect(
      "rowClicked(Int_t,Int_t,Int_t,Int_t,Int_t)", "FWTableView", this, "modelSelected(Int_t,Int_t,Int_t,Int_t,Int_t)");
  m_tableWidget->Connect("columnClicked(Int_t,Int_t,Int_t)", "FWTableView", this, "columnSelected(Int_t,Int_t,Int_t)");
  m_vert->AddFrame(m_tableWidget, new TGLayoutHints(kLHintsExpandX | kLHintsExpandY));
  frame->MapSubwindows();
  m_vert->HideFrame(m_column_control);
  frame->Layout();
  frame->MapWindow();
}
 
FWTableView::~FWTableView() {
  // take out composite frame and delete it directly ( without the timeout)
  TGCompositeFrame *frame = m_eveWindow->GetGUICompositeFrame();
  frame->RemoveFrame(m_vert);
  delete m_vert;
 
  m_eveWindow->DestroyWindowAndSlot();
  delete m_tableManager;
  delete m_validator;
}
 
void FWTableView::setBackgroundColor(Color_t iColor) {
  m_tableWidget->SetBackgroundColor(gVirtualX->GetPixel(iColor));
  //      m_tableWidget->SetBackgroundColor(TColor::Number2Pixel(iColor));
  //    m_viewer->GetGLViewer()->SetClearColor(iColor);
}
 
void FWTableView::resetColors(const FWColorManager &manager) {
  m_tableWidget->SetBackgroundColor(gVirtualX->GetPixel(manager.background()));
  //      m_tableWidget->SetHeaderBackgroundColor(gVirtualX->GetPixel(manager.background()));
  //      switch (manager.foreground()) {
  //      case FWColorManager::kBlackIndex:
  //      m_tableWidget->SetHeaderForegroundColor(gVirtualX->GetPixel(kBlack));
  //      break;
  //      default:
  //      m_tableWidget->SetHeaderForegroundColor(0xffffff);
  //      break;
  //      }
  m_tableWidget->SetLineSeparatorColor(gVirtualX->GetPixel(manager.foreground()));
  //      m_tableWidget->dataChanged();
}
 
//
// const member functions
//
 
void FWTableView::addTo(FWConfiguration &iTo) const {
  // are we the first FWTableView to go into the configuration?  If
  // we are, then we are responsible for writing out the list of
  // types (which we do by letting FWTableViewManager::addToImpl
  // write into our configuration)
  if (this == m_manager->m_views.front().get())
    m_manager->addToImpl(iTo);
  // then there is the stuff we have to do anyway: remember what
  // collection we display
  FWConfiguration main(1);
  std::string collectionName;
  if (m_manager->items()[m_iColl])
    collectionName = m_manager->items()[m_iColl]->name();
  else
    collectionName = "NULL";
 
  FWConfiguration collection(collectionName);
  main.addKeyValue(kCollection, collection);
  FWConfiguration sortColumn(m_tableWidget->sortedColumn());
  main.addKeyValue(kSortColumn, sortColumn);
  FWConfiguration descendingSort(m_tableWidget->descendingSort());
  main.addKeyValue(kDescendingSort, descendingSort);
  //      FWConfiguration columns(1);
  //      for (std::vector<FWTableViewManager::TableEntry>::const_iterator
  //           i = m_tableManager->m_tableFormats->begin(),
  //           iEnd = m_tableManager->m_tableFormats->end();
  //      i != iEnd; ++i) {
  //      columns.addValue(i->name);
  //      columns.addValue(i->expression);
  //      char prec[100];
  //      snprintf(prec, 100, "%d", i->precision);
  //      columns.addValue(prec);
  //      }
  //      main.addKeyValue(kColumns, columns);
  iTo.addKeyValue(kTableView, main);
  // take care of parameters
  FWConfigurableParameterizable::addTo(iTo);
}
 
void FWTableView::setFrom(const FWConfiguration &iFrom) {
  if (this == m_manager->m_views.front().get())
    m_manager->setFrom(iFrom);
  try {
    const FWConfiguration *main = iFrom.valueForKey(kTableView);
    assert(main != nullptr);
    // use the columns from the config, not the default columns for
    // the collection type
    //        m_useColumnsFromConfig = true;
    //    m_tableManager->m_tableFormats->clear();
    //    const FWConfiguration *columns = main->valueForKey(kColumns);
    //    for (FWConfiguration::StringValuesIt it = columns->stringValues()->begin(),
    //          itEnd = columns->stringValues()->end(); it != itEnd; ++it) {
    //         const std::string &name = *it++;
    //         const std::string &expr = *it++;
    //         int prec = atoi(it->c_str());
    //         FWTableViewManager::TableEntry e = { expr, name, prec };
    //         m_tableManager->m_tableFormats->push_back(e);
    //    }
    const FWConfiguration *collection = main->valueForKey(kCollection);
    const std::string &collectionName = collection->value();
    // find item
    for (std::vector<const FWEventItem *>::const_iterator it = m_manager->items().begin(),
                                                          itEnd = m_manager->items().end();
         it != itEnd;
         ++it) {
      if (*it && (*it)->name() == collectionName) {
        m_collection->Select(it - m_manager->items().begin(), true);
        break;
      }
    }
    const FWConfiguration *sortColumn = main->valueForKey(kSortColumn);
    const FWConfiguration *descendingSort = main->valueForKey(kDescendingSort);
    if (sortColumn != nullptr && descendingSort != nullptr) {
      unsigned int sort = sortColumn->version();
      bool descending = descendingSort->version();
      if (sort < ((unsigned int)m_tableManager->numberOfColumns()))
        m_tableWidget->sort(sort, descending);
    }
  } catch (...) {
    // configuration doesn't contain info for the table.  Be forgiving.
    std::cerr << "This configuration file contains tables, but no column information.  "
                 "(It is probably old.)  Using defaults."
              << std::endl;
  }
 
  //      main.addKeyValue(kCollection, collection);
  //      FWConfiguration columns(1);
  //      for (std::vector<FWTableViewManager::TableEntry>::const_iterator
  //           i = m_tableManager->m_tableFormats->begin(),
  //           iEnd = m_tableManager->m_tableFormats->end();
  //      i != iEnd; ++i) {
  //      columns.addValue(i->name);
  //      columns.addValue(i->expression);
  //      columns.addValue(Form("%d", i->precision));
  //      }
  //      main.addKeyValue(kColumns, columns);
  //      iTo.addKeyValue(kTableView, main);
  //      // take care of parameters
  //      FWConfigurableParameterizable::addTo(iTo);
 
  // take care of parameters
  FWConfigurableParameterizable::setFrom(iFrom);
}
 
void FWTableView::saveImageTo(const std::string & /*iName*/) const {
  TString format;
  TString data;
  FWTextTableCellRenderer *textRenderer;
 
  // calculate widths
  int ndheader = TMath::Ceil(TMath::Log10(m_tableManager->numberOfRows()));
 
  std::vector<size_t> widths(m_tableManager->numberOfColumns());
 
  for (int c = 0; c < m_tableManager->numberOfColumns(); ++c)
    widths[c] = m_tableManager->m_tableFormats->at(c).name.size();
 
  for (int c = 0; c < m_tableManager->numberOfColumns(); ++c) {
    for (int r = 0; r < m_tableManager->numberOfRows(); r++) {
      textRenderer = (FWTextTableCellRenderer *)m_tableManager->cellRenderer(r, c);  // setup cell renderer
      size_t ss = textRenderer->data().size();
      if (widths[c] < ss)
        widths[c] = ss;
    }
  }
 
  int rlen = 0;
  for (size_t c = 0; c < (size_t)m_tableManager->numberOfColumns(); ++c)
    rlen += widths[c];
  rlen += (m_tableManager->numberOfColumns() - 1) * 3;
  rlen++;
 
  // header
  printf("\n");
  TString headerFormat;
  headerFormat.Form("%%%ds", ndheader + 3);
  data.Form(headerFormat, "  ");
  printf("%s", data.Data());
 
  int lastCol = m_tableManager->numberOfColumns() - 1;
 
  for (int c = 0; c < m_tableManager->numberOfColumns(); ++c) {
    format.Form("%%%ds", (int)widths[c]);
    data.Form(format, m_tableManager->m_tableFormats->at(c).name.c_str());
 
    if (c == lastCol)
      printf("%s", data.Data());
    else
      printf("%s | ", data.Data());
  }
  printf("\n");
 
  std::string splitter(rlen, '-');
  std::cout << splitter << std::endl;
 
  // body
  headerFormat.Form("[%%%dd] ", ndheader);
  for (int r = 0; r < m_tableManager->numberOfRows(); r++) {
    for (int c = 0; c < m_tableManager->numberOfColumns(); ++c) {
      if (!c) {
        data.Form(headerFormat, m_tableManager->unsortedRowNumber(r));
        printf("%s", data.Data());
      }
      format.Form("%%%ds", (int)widths[c]);
      textRenderer = (FWTextTableCellRenderer *)m_tableManager->cellRenderer(r, c);  // setup cell renderer
      data.Form(format, textRenderer->data().c_str());
      if (c == lastCol)
        printf("%s", data.Data());
      else
        printf("%s | ", data.Data());
    }
    printf("\n");
  }
}
 
void FWTableView::toggleShowHide() {
  m_showColumnUI = not m_showColumnUI;
  const TGPicture *picture = nullptr;
  const TGPicture *down = nullptr;
  const TGPicture *disabled = nullptr;
  const bool bgIsBlack = m_manager->colorManager().background() == kBlack;
  if (m_showColumnUI) {
    picture = arrow_down(bgIsBlack);
    down = arrow_down_disabled(bgIsBlack);
    disabled = arrow_down_disabled(bgIsBlack);
    m_vert->ShowFrame(m_column_control);
  } else {
    picture = arrow_right(bgIsBlack);
    down = arrow_right_disabled(bgIsBlack);
    disabled = arrow_right_disabled(bgIsBlack);
    m_vert->HideFrame(m_column_control);
  }
  m_vert->Layout();
  m_columnUIButton->swapIcons(picture, down, disabled);
}
 
void FWTableView::updateItems(void) {
  int selected = m_collection->GetSelected();
  m_collection->RemoveAll();
  int index = 0;
 
  for (size_t i = 0, e = m_manager->items().size(); i != e; ++i) {
    const FWEventItem *item = m_manager->items()[i];
    if (item)
      m_collection->AddEntry(item->name().c_str(), i);
 
    if (m_iColl == index && nullptr == item) {
      //the collection we were showing is now gone
      m_iColl = -1;
      selected = -1;
    }
  }
 
  if (selected != -1 && selected < m_collection->GetNumberOfEntries())
    m_collection->Select(selected, false);
 
  TGListBox *lb = m_collection->GetListBox();
  lb->SetHeight(TMath::Min(lb->GetNumberOfEntries() * lb->GetItemVsize() + 2 * lb->GetBorderWidth(), 200u));
}
 
void FWTableView::updateEvaluators() { m_tableManager->updateEvaluators(); }
 
const FWEventItem *FWTableView::item() const {
  if (m_iColl == -1)
    return nullptr;
  return m_manager->items()[m_iColl];
}
 
void FWTableView::dataChanged() {
  //      const FWEventItem *item = m_manager->items()[m_iColl];
  updateEvaluators();
  m_tableManager->dataChanged();
  //      std::vector<FWExpressionEvaluator> &ev = m_evaluators;
  //      for (unsigned int i = 0; i < item->size(); ++i) {
  //      for (unsigned int j = 0; j < ev.size(); ++j) {
  //           printf("%s = %f\t", (*m_manager->tableFormats(item->modelType()->GetName())).second[j].name.c_str(),
  //              ev[j].evalExpression(item->modelData(i)));
  //      }
  //      printf("\n");
  //      }
  //      fflush(stdout);
}
 
void FWTableView::selectCollection(Int_t i_coll) {
  //      printf("selected collection %d, ", i_coll);
  const FWEventItem *item = m_manager->items()[i_coll];
  assert(nullptr != item);
  //      printf("%s\n", item->modelType()->GetName());
  m_iColl = i_coll;
  //      m_validator = new FWExpressionValidator;
  //      m_column_expr_field->setValidator(m_validator);
  if (m_validator != nullptr) {
    //    std::cout << "setting validator to " << item->modelType()->GetName() << std::endl;
    m_validator->setType(edm::TypeWithDict(*(item->modelType()->GetTypeInfo())));
  } else {
    //    std::cout << "can't set null validator\n";
  }
  if (not m_useColumnsFromConfig) {
    if (m_manager->tableFormats(*item->modelType()) == m_manager->m_tableFormats.end()) {
      fwLog(fwlog::kInfo) << "No table format for objects of this type " << item->modelType()->GetName() << std::endl;
      m_tableManager->m_tableFormats->clear();
    } else {
      m_tableManager->m_tableFormats = &m_manager->tableFormats(*item->modelType())->second;
    }
  }
  //      columnSelected(-1, 1, 0);
  if (m_tableWidget)
    m_tableWidget->forceLayout();
  dataChanged();
}
 
void FWTableView::modelSelected(Int_t iRow, Int_t iButton, Int_t iKeyMod, Int_t iGlobalX, Int_t iGlobalY) {
  if (iKeyMod & kKeyControlMask) {
    item()->toggleSelect(iRow);
  } else {
    FWChangeSentry sentry(*(item()->changeManager()));
    item()->selectionManager()->clearSelection();
    item()->select(iRow);
  }
  if (iButton == kButton3) {
    openSelectedModelContextMenu_(iGlobalX, iGlobalY);
  }
}
 
void FWTableView::columnSelected(Int_t iCol, Int_t iButton, Int_t iKeyMod) {
  if (iButton == 1 || iButton == 3)
    m_currentColumn = iCol;
  // update contents of the column editor
  if (m_currentColumn >= 0 && m_currentColumn < (int)m_tableManager->m_tableFormats->size()) {
    const FWTableViewManager::TableEntry &entry = m_tableManager->m_tableFormats->at(m_currentColumn);
    m_column_name_field->SetText(entry.name.c_str());
    m_column_expr_field->SetText(entry.expression.c_str());
    m_column_prec_field->SetText(Form("%d", entry.precision));
  } else {
    m_column_name_field->SetText("");
    m_column_expr_field->SetText("");
    m_column_prec_field->SetText("");
  }
}
 
void FWTableView::addColumn() {
  std::string name = m_column_name_field->GetText();
  std::string expr = m_column_expr_field->GetText();
  // convert the precision to a long int
  char *endptr = nullptr;
  int prec = (int)strtol(m_column_prec_field->GetText(), &endptr, 0);
  if (name.empty() || expr.empty() || m_column_prec_field->GetText() == nullptr || *endptr != 0) {
    fwLog(fwlog::kInfo) << "bad input\n";
    fflush(stdout);
    return;
  }
  fwLog(fwlog::kInfo) << "adding column " << name << ": " << expr << ", precision " << prec << std::endl;
  fflush(stdout);
  //      m_manager->tableFormats(*item->modelType())
  FWTableViewManager::TableEntry e = {expr, name, prec};
  m_tableManager->m_tableFormats->push_back(e);
  m_currentColumn = (int)m_tableManager->m_tableFormats->size() + 1;
  // change needs to be propagated to all tables, because all
  // tables displaying objects of this type are affected
  // MT -- this is NOT true!!! FIX
  m_tableWidget->forceLayout();
  m_manager->dataChanged();
}
 
void FWTableView::deleteColumn() {
  if (m_currentColumn >= 0 && m_currentColumn < (int)m_tableManager->m_tableFormats->size()) {
    m_tableManager->m_tableFormats->erase(m_tableManager->m_tableFormats->begin() + m_currentColumn);
    m_column_name_field->SetText("");
    m_column_expr_field->SetText("");
    m_column_prec_field->SetText("");
    m_currentColumn = -1;
  }
  // change needs to be propagated to all tables, because all
  // tables displaying objects of this type are affected
  // MT -- this is NOT true!!! FIX
  m_tableWidget->forceLayout();
  m_manager->dataChanged();
}
 
void FWTableView::modifyColumn() {
  std::string name = m_column_name_field->GetText();
  std::string expr = m_column_expr_field->GetText();
  // convert the precision to a long int
  char *endptr = nullptr;
  int prec = (int)strtol(m_column_prec_field->GetText(), &endptr, 0);
  if (name.empty() || expr.empty() || m_column_prec_field->GetText() == nullptr || *endptr != 0) {
    fwLog(fwlog::kInfo) << "bad input\n";
    fflush(stdout);
    return;
  }
  fwLog(fwlog::kInfo) << "modify column " << name << ": " << expr << ", precision " << prec << std::endl;
  fflush(stdout);
  //      m_manager->tableFormats(*item->modelType())
  FWTableViewManager::TableEntry e = {expr, name, prec};
  m_tableManager->m_tableFormats->at(m_currentColumn) = e;
  // Change needs to be propagated to all tables, because all
  // tables displaying objects of this type are affected
  // MT -- this is NOT true!!! FIX
  m_tableWidget->forceLayout();
  m_manager->dataChanged();
}