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// 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/DFBrowserPane_TDataStdTreeNodeModel.hxx>
#include <inspector/DFBrowserPane_TDataStdTreeNodeItem.hxx>
#include <TDataStd_TreeNode.hxx>
#include <Standard_WarningsDisable.hxx>
#include <QAbstractItemModel>
#include <Standard_WarningsRestore.hxx>
// =======================================================================
// function : Constructor
// purpose :
// =======================================================================
DFBrowserPane_TDataStdTreeNodeModel::DFBrowserPane_TDataStdTreeNodeModel (QObject* theParent)
: TreeModel_ModelBase (theParent)
{
createRootItem(0);
}
// =======================================================================
// function : createRootItem
// purpose :
// =======================================================================
void DFBrowserPane_TDataStdTreeNodeModel::createRootItem (const int theColumnId)
{
m_pRootItem = DFBrowserPane_TDataStdTreeNodeItem::CreateItem (TreeModel_ItemBasePtr(), 0, theColumnId);
}
// =======================================================================
// function : SetAttribute
// purpose :
// =======================================================================
void DFBrowserPane_TDataStdTreeNodeModel::SetAttribute (const Handle(TDF_Attribute)& theAttribute)
{
DFBrowserPane_TDataStdTreeNodeItemPtr aRootItem = itemDynamicCast<DFBrowserPane_TDataStdTreeNodeItem>(m_pRootItem);
Reset();
aRootItem->SetAttribute (theAttribute);
EmitLayoutChanged();
}
// =======================================================================
// function : FindIndex
// purpose :
// =======================================================================
QModelIndex DFBrowserPane_TDataStdTreeNodeModel::FindIndex (const Handle(TDF_Attribute)& theAttribute,
const QModelIndex theParentIndex)
{
QModelIndex aParentIndex = theParentIndex;
if (!aParentIndex.isValid())
aParentIndex = index (0, 0);
DFBrowserPane_TDataStdTreeNodeItemPtr aParentItem = itemDynamicCast<DFBrowserPane_TDataStdTreeNodeItem>
(TreeModel_ModelBase::GetItemByIndex (aParentIndex));
if (aParentItem->GetAttribute() == theAttribute)
return aParentIndex;
for (int aChildId = 0, aCount = aParentItem->rowCount(); aChildId < aCount; aChildId++)
{
QModelIndex anIndex = index (aChildId, 0, aParentIndex);
TreeModel_ItemBasePtr anItemBase = TreeModel_ModelBase::GetItemByIndex (anIndex);
DFBrowserPane_TDataStdTreeNodeItemPtr anItem = itemDynamicCast<DFBrowserPane_TDataStdTreeNodeItem>(anItemBase);
if (anItem->GetAttribute() == theAttribute)
return anIndex;
QModelIndex aSubIndex = FindIndex (theAttribute, anIndex);
if (aSubIndex.isValid())
return aSubIndex;
}
return QModelIndex();
}
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