void SettersGettersModel::DeleteItem(const wxDataViewItem& item)
{
SettersGettersModel_Item* node = reinterpret_cast<SettersGettersModel_Item*>(item.m_pItem);
if ( node ) {
SettersGettersModel_Item* parent = node->GetParent();
wxDataViewItem parentItem(parent);
ItemDeleted(parentItem, item);
// this will also remove it from its model parent children list
if ( parent == NULL ) {
// root item, remove it from the roots array
wxVector<SettersGettersModel_Item*>::iterator where = std::find(m_data.begin(), m_data.end(), node);
if ( where != m_data.end() ) {
m_data.erase(where);
}
}
// If there are no more children, change the item back to 'normal'
if ( parent && parent->GetChildren().empty() )
DoChangeItemType(parentItem, false);
wxDELETE(node);
}
if ( IsEmpty() )
Cleared();
}
unsigned int SettersGettersModel::GetChildren(const wxDataViewItem& item, wxDataViewItemArray& children) const
{
if(item.GetID() == NULL) {
// Root
for(size_t i=0; i<m_data.size(); ++i) {
children.Add( wxDataViewItem( m_data.at(i) ) );
}
return children.size();
}
children.Clear();
SettersGettersModel_Item* node = reinterpret_cast<SettersGettersModel_Item*>(item.m_pItem);
if ( node ) {
for(size_t i=0; i<node->GetChildren().size(); ++i) {
children.Add( wxDataViewItem( node->GetChildren().at(i) ) );
}
}
return children.GetCount();
}
bool SettersGettersModel::HasChildren(const wxDataViewItem& item) const
{
if ( !item.IsOk() )
return false;
SettersGettersModel_Item* node = reinterpret_cast<SettersGettersModel_Item*>(item.GetID());
if ( !node ) {
return false;
}
return !node->GetChildren().empty();
}