QmitkDataStorageTreeInspector.cpp

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#include <QmitkDataStorageTreeInspector.h>

#include <QmitkDataStorageSimpleTreeModel.h>

QmitkDataStorageTreeInspector::QmitkDataStorageTreeInspector(QWidget* parent/* = nullptr*/)
  : QmitkAbstractDataStorageInspector(parent)
{
  m_Controls.setupUi(this);

  m_Controls.view->setSelectionMode(QAbstractItemView::ExtendedSelection);
  m_Controls.view->setSelectionBehavior(QAbstractItemView::SelectRows);
  m_Controls.view->setAlternatingRowColors(true);
  m_Controls.view->setHeaderHidden(true);
  m_Controls.view->setTextElideMode(Qt::ElideMiddle);

  m_Overlay = new QmitkSimpleTextOverlayWidget(this);
  m_Overlay->setVisible(false);
  m_Overlay->SetOverlayText(QStringLiteral("<font class=\"normal\"><p style=\"text-align:center\">No suitable data available in data storage.</p></center></font>"));

  m_StorageModel = new QmitkDataStorageSimpleTreeModel(this);

  m_Controls.view->setModel(m_StorageModel);

  connect(m_StorageModel, &QAbstractItemModel::modelReset, this, &QmitkDataStorageTreeInspector::OnModelReset);
}

QAbstractItemView* QmitkDataStorageTreeInspector::GetView()
{
  return m_Controls.view;
}

const QAbstractItemView* QmitkDataStorageTreeInspector::GetView() const
{
  return m_Controls.view;
}

void QmitkDataStorageTreeInspector::Initialize()
{
  m_StorageModel->SetDataStorage(m_DataStorage.Lock());
  m_StorageModel->SetNodePredicate(m_NodePredicate);

  m_Connector->SetView(m_Controls.view);

  m_Controls.view->expandAll();
}

void QmitkDataStorageTreeInspector::SetSelectionMode(SelectionMode mode)
{
  m_Controls.view->setSelectionMode(mode);
}

QmitkDataStorageTreeInspector::SelectionMode QmitkDataStorageTreeInspector::GetSelectionMode() const
{
  return m_Controls.view->selectionMode();
}

void QmitkDataStorageTreeInspector::OnModelReset()
{
  m_Overlay->setVisible(!m_StorageModel->hasChildren());
}