+ return ret;
+}
+
+void wxDataViewListModel::AddViewingColumn( wxDataViewColumn *view_column, size_t model_column )
+{
+ m_viewingColumns.Append( new wxDataViewViewingColumn( view_column, model_column ) );
+}
+
+void wxDataViewListModel::RemoveViewingColumn( wxDataViewColumn *column )
+{
+ wxNode *node = m_viewingColumns.GetFirst();
+ while (node)
+ {
+ wxDataViewViewingColumn* tmp = (wxDataViewViewingColumn*) node->GetData();
+
+ if (tmp->m_viewColumn == column)
+ {
+ m_viewingColumns.DeleteObject( tmp );
+ return;
+ }
+
+ node = node->GetNext();
+ }
+}
+
+void wxDataViewListModel::AddNotifier( wxDataViewListModelNotifier *notifier )
+{
+ m_notifiers.Append( notifier );
+ notifier->SetOwner( this );
+}
+
+void wxDataViewListModel::RemoveNotifier( wxDataViewListModelNotifier *notifier )
+{
+ m_notifiers.DeleteObject( notifier );
+}
+
+// ---------------------------------------------------------
+// wxDataViewSortedListModelNotifier
+// ---------------------------------------------------------
+
+class wxDataViewSortedListModelNotifier: public wxDataViewListModelNotifier
+{
+public:
+ wxDataViewSortedListModelNotifier( wxDataViewSortedListModel *model )
+ { m_model = model; }
+
+ virtual bool RowAppended() { return true; }
+ virtual bool RowPrepended() { return true; }
+ virtual bool RowInserted( size_t before ) { return true; }
+ virtual bool RowDeleted( size_t row ) { return true; }
+ virtual bool RowChanged( size_t row ) { return true; }
+ virtual bool ValueChanged( size_t col, size_t row )
+ { return m_model->ChildValueChanged( col, row); }
+ virtual bool RowsReordered( size_t *new_order ) { return true; }
+ virtual bool Cleared() { return true; }
+
+ wxDataViewSortedListModel *m_model;
+};
+
+// ---------------------------------------------------------
+// wxDataViewSortedListModel compare function
+// ---------------------------------------------------------
+
+int wxCALLBACK wxDataViewListModelSortedDefaultCompare
+ (size_t row1, size_t row2, size_t col, wxDataViewListModel* model )
+{
+ wxVariant value1,value2;
+ model->GetValue( value1, col, row1 );
+ model->GetValue( value2, col, row2 );
+ if (value1.GetType() == wxT("string"))
+ {
+ wxString str1 = value1.GetString();
+ wxString str2 = value2.GetString();
+ return str1.Cmp( str2 );
+ }
+ if (value1.GetType() == wxT("long"))
+ {
+ long l1 = value1.GetLong();
+ long l2 = value2.GetLong();
+ return l1-l2;
+ }
+ if (value1.GetType() == wxT("double"))
+ {
+ double d1 = value1.GetDouble();
+ double d2 = value2.GetDouble();
+ if (d1 == d2) return 0;
+ if (d1 < d2) return 1;
+ return -1;
+ }
+ if (value1.GetType() == wxT("datetime"))
+ {
+ wxDateTime dt1 = value1.GetDateTime();
+ wxDateTime dt2 = value2.GetDateTime();
+ if (dt1.IsEqualTo(dt2)) return 0;
+ if (dt1.IsEarlierThan(dt2)) return 1;
+ return -1;
+ }
+
+ return 0;
+}
+
+static wxDataViewListModelCompare s_CmpFunc;
+static wxDataViewListModel *s_CmpModel;
+static size_t s_CmpCol;
+
+int LINKAGEMODE wxDataViewIntermediateCmp( size_t row1, size_t row2 )
+{
+ return s_CmpFunc( row1, row2, s_CmpCol, s_CmpModel );
+}
+
+// ---------------------------------------------------------
+// wxDataViewSortedListModel
+// ---------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxDataViewSortedListModel, wxDataViewListModel)
+
+wxDataViewSortedListModel::wxDataViewSortedListModel( wxDataViewListModel *child ) :
+ m_array( wxDataViewIntermediateCmp )
+{
+ m_child = child;
+ s_CmpCol = 0;
+ s_CmpModel = child;
+ s_CmpFunc = wxDataViewListModelSortedDefaultCompare;
+
+ m_notifierOnChild = new wxDataViewSortedListModelNotifier( this );
+ m_child->AddNotifier( m_notifierOnChild );
+
+ Resort();
+}
+
+wxDataViewSortedListModel::~wxDataViewSortedListModel()
+{
+ m_child->RemoveNotifier( m_notifierOnChild );
+}
+
+void wxDataViewSortedListModel::Resort()
+{
+ m_array.Clear();
+ size_t n = m_child->GetNumberOfRows();
+ size_t i;
+ for (i = 0; i < n; i++)
+ m_array.Add( i );
+}
+
+#if 0
+static void Dump( wxDataViewListModel *model, size_t col )
+{
+ size_t n = model->GetNumberOfRows();
+ size_t i;
+ for (i = 0; i < n; i++)
+ {
+ wxVariant variant;
+ model->GetValue( variant, col, i );
+ wxString tmp;
+ tmp = variant.GetString();
+ wxPrintf( wxT("%d: %s\n"), (int) i, tmp.c_str() );
+ }
+}
+#endif
+
+bool wxDataViewSortedListModel::ChildValueChanged( size_t col, size_t row )
+{
+ size_t i;
+ size_t len = m_array.GetCount();
+
+ // Remove and readd sorted. Find out at which
+ // position it was and where it ended.
+ size_t start_pos = 0,end_pos = 0;
+ for (i = 0; i < len; i++)
+ if (m_array[i] == row)
+ {
+ start_pos = i;
+ break;
+ }
+ m_array.RemoveAt( start_pos );
+ m_array.Add( row );
+
+ for (i = 0; i < len; i++)
+ if (m_array[i] == row)
+ {
+ end_pos = i;
+ break;
+ }
+
+ if (end_pos == start_pos)
+ return wxDataViewListModel::ValueChanged( col, start_pos );
+
+ // Create an array where order[old] -> new_pos, so that
+ // if nothing changed order[0] -> 0 etc.
+ size_t *order = new size_t[ len ];
+ // Fill up initial values.
+ for (i = 0; i < len; i++)
+ order[i] = i;
+
+ if (start_pos < end_pos)
+ {
+ for (i = start_pos; i < end_pos; i++)
+ order[i] = order[i+1];
+ order[end_pos] = start_pos;
+ }
+ else
+ {
+ for (i = end_pos; i > start_pos; i--)
+ order[i] = order[i-1];
+ order[start_pos] = end_pos;
+ }
+
+ wxDataViewListModel::RowsReordered( order );
+
+ delete [] order;
+
+ return true;
+}
+
+size_t wxDataViewSortedListModel::GetNumberOfRows()
+{
+ return m_array.GetCount();
+}
+
+size_t wxDataViewSortedListModel::GetNumberOfCols()
+{
+ return m_child->GetNumberOfCols();
+}
+
+wxString wxDataViewSortedListModel::GetColType( size_t col )
+{
+ return m_child->GetColType( col );
+}
+
+void wxDataViewSortedListModel::GetValue( wxVariant &variant, size_t col, size_t row )
+{
+ size_t child_row = m_array[row];
+ m_child->GetValue( variant, col, child_row );
+}
+
+bool wxDataViewSortedListModel::SetValue( wxVariant &variant, size_t col, size_t row )
+{
+ size_t child_row = m_array[row];
+ bool ret = m_child->SetValue( variant, col, child_row );
+
+ // Resort in ::ChildValueChanged() which gets reported back.
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowAppended()
+{
+ // you can only append
+ bool ret = m_child->RowAppended();
+
+ // report RowInsrted
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowPrepended()
+{
+ // you can only append
+ bool ret = m_child->RowAppended();
+
+ // report RowInsrted
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowInserted( size_t before )
+{
+ // you can only append
+ bool ret = m_child->RowAppended();
+
+ // report different RowInsrted
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowDeleted( size_t row )
+{
+ size_t child_row = m_array[row];
+
+ bool ret = m_child->RowDeleted( child_row );
+
+ // Do nothing here as the change in the
+ // child model will be reported back.
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowChanged( size_t row )
+{
+ size_t child_row = m_array[row];
+ bool ret = m_child->RowChanged( child_row );
+
+ // Do nothing here as the change in the
+ // child model will be reported back.
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::ValueChanged( size_t col, size_t row )
+{
+ size_t child_row = m_array[row];
+ bool ret = m_child->ValueChanged( col, child_row );
+
+ // Do nothing here as the change in the
+ // child model will be reported back.
+
+ return ret;
+}
+
+bool wxDataViewSortedListModel::RowsReordered( size_t *new_order )
+{
+ // We sort them ourselves.
+
projects / wxWidgets.git / blobdiff