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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_TDataStdTreeNode.hxx>
#include <inspector/DFBrowserPane_AttributePaneModel.hxx>
#include <inspector/DFBrowserPane_TableView.hxx>
#include <inspector/DFBrowserPane_TDataStdTreeNodeItem.hxx>
#include <inspector/DFBrowserPane_TDataStdTreeNodeModel.hxx>
#include <inspector/DFBrowserPane_Tools.hxx>
#include <TDataStd_TreeNode.hxx>
#include <Standard_WarningsDisable.hxx>
#include <QHeaderView>
#include <QVariant>
#include <QTableView>
#include <QTreeView>
#include <QVBoxLayout>
#include <QWidget>
#include <QItemSelectionModel>
#include <Standard_WarningsRestore.hxx>
// =======================================================================
// function : Constructor
// purpose :
// =======================================================================
DFBrowserPane_TDataStdTreeNode::DFBrowserPane_TDataStdTreeNode()
: DFBrowserPane_AttributePane(),
myTreeNodeView(0)
{
myModel = new DFBrowserPane_TDataStdTreeNodeModel(0);
myModel->InitColumns();
mySelectionModels.clear(); // do not use selection model of parent pane
mySelectionModels.push_back(new QItemSelectionModel(myModel));
}
// =======================================================================
// function : CreateWidget
// purpose :
// =======================================================================
QWidget* DFBrowserPane_TDataStdTreeNode::CreateWidget(QWidget* theParent)
{
QWidget* aMainWidget = new QWidget(theParent);
aMainWidget->setVisible(false);
myTableView = new DFBrowserPane_TableView(aMainWidget, getTableColumnWidths());
myTableView->SetVisibleHorizontalHeader(false);
DFBrowserPane_TableView::SetFixedRowCount(1, myTableView->GetTableView());
myTableView->SetModel(myPaneModel);
QVBoxLayout* aLay = new QVBoxLayout(aMainWidget);
aLay->setContentsMargins(0, 0, 0, 0);
aLay->addWidget(myTableView);
myTreeNodeView = new QTreeView(theParent);
myTreeNodeView->header()->setVisible(false);
myTreeNodeView->setModel(myModel);
myTreeNodeView->setSelectionModel(mySelectionModels.front());
myTreeNodeView->setSelectionBehavior(QAbstractItemView::SelectRows);
aLay->addWidget(myTreeNodeView);
aLay->setStretch(1, 1);
return aMainWidget;
}
// =======================================================================
// function : Init
// purpose :
// =======================================================================
void DFBrowserPane_TDataStdTreeNode::Init(const Handle(TDF_Attribute)& theAttribute)
{
Handle(TDataStd_TreeNode) aTreeNode = Handle(TDataStd_TreeNode)::DownCast(theAttribute);
bool aDefaultGUID = aTreeNode->ID() != aTreeNode->GetDefaultTreeID();
if (myTableView)
myTableView->setVisible(!aDefaultGUID);
if (!aDefaultGUID)
{
QList<QVariant> aValues;
char aStr[256];
aTreeNode->ID().ToCString(aStr);
TCollection_AsciiString aString(aStr);
aValues << "GetDefaultTreeID" << DFBrowserPane_Tools::ToString(aString);
getPaneModel()->Init(aValues);
if (myTableView)
myTableView->GetTableView()->resizeColumnToContents(0);
}
myModel->Reset();
if (!aTreeNode.IsNull())
{
Handle(TDataStd_TreeNode) aRootItem = aTreeNode->Root();
myModel->SetAttribute(aRootItem);
QModelIndex anIndex = myModel->FindIndex(theAttribute, QModelIndex());
if (myTreeNodeView && anIndex.isValid())
{
myTreeNodeView->setExpanded(anIndex.parent(), true);
myTreeNodeView->scrollTo(anIndex);
TreeModel_ItemBasePtr anAttributeItem = TreeModel_ModelBase::GetItemByIndex(anIndex);
DFBrowserPane_TDataStdTreeNodeItemPtr anAttributeNodeItem =
itemDynamicCast<DFBrowserPane_TDataStdTreeNodeItem>(anAttributeItem);
anAttributeNodeItem->setCurrentAttribute(true);
}
}
myModel->EmitLayoutChanged();
}
// =======================================================================
// function : GetShortAttributeInfo
// purpose :
// =======================================================================
void DFBrowserPane_TDataStdTreeNode::GetShortAttributeInfo(
const Handle(TDF_Attribute)& theAttribute,
QList<QVariant>& theValues)
{
Handle(TDataStd_TreeNode) aTNAttribute = Handle(TDataStd_TreeNode)::DownCast(theAttribute);
bool aDefaultGUID = aTNAttribute->ID() != aTNAttribute->GetDefaultTreeID();
QString aGUIDPrefix;
if (!aDefaultGUID)
{
QList<QVariant> aValues;
char aStr[256];
aTNAttribute->ID().ToCString(aStr);
TCollection_AsciiString aString(aStr);
aGUIDPrefix = DFBrowserPane_Tools::ToString(aString);
}
if (aTNAttribute->HasFather())
{
TDF_Label aLabel = aTNAttribute->Father()->Label();
theValues.append(
QString("%1 ==> %2").arg(aGUIDPrefix).arg(DFBrowserPane_Tools::GetEntry(aLabel).ToCString()));
}
else
{
Handle(TDataStd_TreeNode) aFirstChild = aTNAttribute->First();
QStringList aRefs;
while (!aFirstChild.IsNull())
{
TDF_Label aLabel = aFirstChild->Label();
aRefs.append(DFBrowserPane_Tools::GetEntry(aLabel).ToCString());
aFirstChild = aFirstChild->Next();
}
theValues.append(QString("%1 <== (%2)").arg(aGUIDPrefix).arg(aRefs.join(", ")));
}
}
// =======================================================================
// function : GetReferences
// purpose :
// =======================================================================
void DFBrowserPane_TDataStdTreeNode::GetReferences(const Handle(TDF_Attribute)& theAttribute,
NCollection_List<TDF_Label>& theRefLabels,
Handle(Standard_Transient)&)
{
Handle(TDataStd_TreeNode) anAttribute = Handle(TDataStd_TreeNode)::DownCast(theAttribute);
if (anAttribute.IsNull())
return;
QModelIndexList aSelectedIndices = myTreeNodeView->selectionModel()->selectedIndexes();
for (int aSelectedId = 0, aSize = aSelectedIndices.size(); aSelectedId < aSize; aSelectedId++)
{
QModelIndex anIndex = aSelectedIndices[aSelectedId];
TreeModel_ItemBasePtr anAttributeItem = TreeModel_ModelBase::GetItemByIndex(anIndex);
DFBrowserPane_TDataStdTreeNodeItemPtr anAttributeNodeItem =
itemDynamicCast<DFBrowserPane_TDataStdTreeNodeItem>(anAttributeItem);
Handle(TDF_Attribute) aNodeAttribute = anAttributeNodeItem->GetAttribute();
if (aNodeAttribute.IsNull())
continue;
theRefLabels.Append(aNodeAttribute->Label());
}
}
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