| 265 | } |
| 266 | |
| 267 | void QmitkDataStorageComboBox::InsertNode(int index, const mitk::DataNode *dataNode) |
| 268 | { |
| 269 | // check new or updated node first |
| 270 | if (m_Predicate.IsNotNull() && !m_Predicate->CheckNode(dataNode)) |
| 271 | return; |
| 272 | |
| 273 | bool addNewNode = false; |
| 274 | bool insertNewNode = false; |
| 275 | bool changedNode = false; |
| 276 | |
| 277 | // if this->HasIndex(index), then a node shall be updated |
| 278 | if (this->HasIndex(index)) |
| 279 | { |
| 280 | // if we really have another node at this position then ... |
| 281 | if (dataNode != m_Nodes.at(index)) |
| 282 | { |
| 283 | // ... remove node, then proceed as usual |
| 284 | this->RemoveNode(index); |
| 285 | insertNewNode = true; |
| 286 | } |
| 287 | else |
| 288 | changedNode = true; |
| 289 | } |
| 290 | // otherwise a new node shall be added, let index point to the element after the last element |
| 291 | else |
| 292 | { |
| 293 | index = m_Nodes.size(); |
| 294 | addNewNode = true; |
| 295 | } |
| 296 | |
| 297 | // const cast because we need non const nodes |
| 298 | mitk::DataNode *nonConstDataNode = const_cast<mitk::DataNode *>(dataNode); |
| 299 | if (!changedNode) |
| 300 | { |
| 301 | // break on duplicated nodes (that doesn't make sense to have duplicates in the combobox) |
| 302 | if (this->Find(dataNode) != -1) |
| 303 | return; |
| 304 | |
| 305 | // add modified observer |
| 306 | itk::MemberCommand<QmitkDataStorageComboBox>::Pointer propertyListChangedCommand = |
| 307 | itk::MemberCommand<QmitkDataStorageComboBox>::New(); |
| 308 | propertyListChangedCommand->SetCallbackFunction(this, &QmitkDataStorageComboBox::OnPropertyListChanged); |
| 309 | |
| 310 | // add observer for the data node property list |
| 311 | mitk::PropertyList* dataNodePropertyList = nonConstDataNode->GetPropertyList(); |
| 312 | if (nullptr != dataNodePropertyList) |
| 313 | { |
| 314 | m_DataNodePropertyListObserverTags.push_back(dataNodePropertyList->AddObserver(itk::ModifiedEvent(), |
| 315 | propertyListChangedCommand)); |
| 316 | } |
| 317 | else |
| 318 | { |
| 319 | // fill vector with invalid value |
| 320 | m_DataNodePropertyListObserverTags.push_back(-1); |
| 321 | } |
| 322 | |
| 323 | mitk::PropertyList* baseDataPropertyList; |
| 324 | //add observer for the base data property list |
no test coverage detected