// Created on: 2017-06-16
// Created by: Natalia ERMOLAEVA
// Copyright (c) 2017 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <inspector/TInspector_OpenFileViewModel.hxx>

#include <Standard_WarningsDisable.hxx>
#include <QApplication>
#include <QFileInfo>
#include <QIcon>
#include <QPainter>
#include <Standard_WarningsRestore.hxx>

const int ICON_SIZE = 40;

// =======================================================================
// function : paint
// purpose :
// =======================================================================
void TInspectorEXE_OpenFileItemDelegate::paint(QPainter*                   thePainter,
                                               const QStyleOptionViewItem& theOption,
                                               const QModelIndex&          theIndex) const
{
  // highlight cell
  if (theOption.state & QStyle::State_MouseOver)
    thePainter->fillRect(theOption.rect, myColor);

  // action icon for all indices before the last one
  QIcon anIcon(":folder_import.png");
  QSize anIconSize(ICON_SIZE, ICON_SIZE);
  int   aDX     = (theOption.rect.width() - anIconSize.width()) / 2;
  int   aMargin = qApp->style()->pixelMetric(QStyle::PM_HeaderMargin);
  thePainter->drawPixmap(QRect(theOption.rect.left() + aDX,
                               theOption.rect.top() + aMargin,
                               anIconSize.width(),
                               anIconSize.height()),
                         anIcon.pixmap(anIconSize.width(), anIconSize.height()));
  // default paint
  QItemDelegate::paint(thePainter, theOption, theIndex);
}

// =======================================================================
// function : Init
// purpose :
// =======================================================================
void TInspector_OpenFileViewModel::Init(const QStringList& theValues)
{
  myValues = theValues;
}

// =======================================================================
// function : data
// purpose :
// =======================================================================
QVariant TInspector_OpenFileViewModel::data(const QModelIndex& theIndex, int theRole) const
{
  switch (theRole)
  {
    case Qt::DisplayRole:
      return QFileInfo(myValues[theIndex.column()]).fileName();
    case Qt::ToolTipRole:
      return myValues[theIndex.column()];
    case Qt::TextAlignmentRole:
      return QVariant(Qt::AlignBottom | Qt::AlignHCenter);
    default:
      break;
  }
  return QVariant();
}