// wxDataViewListModel
// ---------------------------------------------------------
-class wxDataViewViewingColumn: public wxObject
-{
-public:
- wxDataViewViewingColumn( wxDataViewColumn *view_column, size_t model_column )
- {
- m_viewColumn = view_column;
- m_modelColumn = model_column;
- }
-
- wxDataViewColumn *m_viewColumn;
- size_t m_modelColumn;
-};
-
-
IMPLEMENT_ABSTRACT_CLASS(wxDataViewListModel, wxDataViewModel)
wxDataViewListModel::wxDataViewListModel()
{
- m_notifier = NULL;
m_viewingColumns.DeleteContents( true );
+ m_notifiers.DeleteContents( true );
}
wxDataViewListModel::~wxDataViewListModel()
{
- if (m_notifier)
- delete m_notifier;
}
bool wxDataViewListModel::RowAppended()
{
- if (m_notifier)
- return m_notifier->RowAppended();
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowAppended())
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
bool wxDataViewListModel::RowPrepended()
{
- if (m_notifier)
- return m_notifier->RowPrepended();
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowPrepended())
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
bool wxDataViewListModel::RowInserted( size_t before )
{
- if (m_notifier)
- return m_notifier->RowInserted( before );
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowInserted(before))
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
bool wxDataViewListModel::RowDeleted( size_t row )
{
- if (m_notifier)
- return m_notifier->RowDeleted( row );
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowDeleted( row ))
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
bool wxDataViewListModel::RowChanged( size_t row )
{
- if (m_notifier)
- return m_notifier->RowChanged( row );
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowChanged( row ))
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
bool wxDataViewListModel::ValueChanged( size_t col, size_t row )
{
- bool ret = false;
+ bool ret = true;
- if (m_notifier)
- ret = m_notifier->ValueChanged( col, row );
-
- wxNode *node = m_viewingColumns.GetFirst();
+ wxNode *node = m_notifiers.GetFirst();
while (node)
{
- wxDataViewViewingColumn* tmp = (wxDataViewViewingColumn*) node->GetData();
-
- if (tmp->m_modelColumn == col)
- m_notifier->ValueChanged( tmp->m_viewColumn, col, row );
-
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->ValueChanged( col, row ))
+ ret = false;
node = node->GetNext();
}
return ret;
}
+bool wxDataViewListModel::RowsReordered( size_t *new_order )
+{
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->RowsReordered( new_order ))
+ ret = false;
+ node = node->GetNext();
+ }
+
+ return ret;
+}
+
bool wxDataViewListModel::Cleared()
{
- if (m_notifier)
- return m_notifier->Cleared();
+ bool ret = true;
+
+ wxNode *node = m_notifiers.GetFirst();
+ while (node)
+ {
+ wxDataViewListModelNotifier* notifier = (wxDataViewListModelNotifier*) node->GetData();
+ if (!notifier->Cleared())
+ ret = false;
+ node = node->GetNext();
+ }
- return false;
+ return ret;
}
void wxDataViewListModel::AddViewingColumn( wxDataViewColumn *view_column, size_t model_column )
}
}
-void wxDataViewListModel::SetNotifier( wxDataViewListModelNotifier *notifier )
+void wxDataViewListModel::AddNotifier( wxDataViewListModelNotifier *notifier )
{
- if (m_notifier)
- delete m_notifier;
-
- m_notifier = notifier;
+ m_notifiers.Append( notifier );
+ notifier->SetOwner( this );
}
-wxDataViewListModelNotifier* wxDataViewListModel::GetNotifier()
+void wxDataViewListModel::RemoveNotifier( wxDataViewListModelNotifier *notifier )
{
- return m_notifier;
+ m_notifiers.DeleteObject( notifier );
}
// ---------------------------------------------------------
-// wxDataViewSortedListModel
+// 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 = model->GetValue( col, row1 );
- wxVariant value2 = model->GetValue( col, row2 );
+ wxVariant value1,value2;
+ model->GetValue( value1, col, row1 );
+ model->GetValue( value2, col, row2 );
if (value1.GetType() == wxT("string"))
{
wxString str1 = value1.GetString();
return s_CmpFunc( row1, row2, s_CmpCol, s_CmpModel );
}
+// ---------------------------------------------------------
+// wxDataViewSortedListModel
+// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewSortedListModel, wxDataViewListModel)
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_child->GetNumberOfRows();
+ return m_array.GetCount();
}
size_t wxDataViewSortedListModel::GetNumberOfCols()
return m_child->GetColType( col );
}
-wxVariant wxDataViewSortedListModel::GetValue( size_t col, size_t row )
+void wxDataViewSortedListModel::GetValue( wxVariant &variant, size_t col, size_t row )
{
size_t child_row = m_array[row];
- return m_child->GetValue( col, child_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 ::ValueChanged()
+
+ // Resort in ::ChildValueChanged() which gets reported back.
+
return ret;
}
bool ret = m_child->RowDeleted( child_row );
- wxDataViewListModel::RowDeleted( row );
+ // Do nothing here as the change in the
+ // child model will be reported back.
return ret;
}
size_t child_row = m_array[row];
bool ret = m_child->RowChanged( child_row );
- // report delete old pos, inserted new pos
+ // Do nothing here as the change in the
+ // child model will be reported back.
return ret;
}
size_t child_row = m_array[row];
bool ret = m_child->ValueChanged( col, child_row );
- // Do nothing if not the sorted col..
- // report delete old pos, inserted new pos
+ // 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.
+
+ return false;
+}
+
bool wxDataViewSortedListModel::Cleared()
{
bool ret = m_child->Cleared();
return ret;
}
-void wxDataViewSortedListModel::SetNotifier( wxDataViewListModelNotifier *notifier )
-{
- wxDataViewListModel::SetNotifier( notifier );
-}
-
-wxDataViewListModelNotifier* wxDataViewSortedListModel::GetNotifier()
-{
- return wxDataViewListModel::GetNotifier();
-}
-
// ---------------------------------------------------------
// wxDataViewCellBase
// ---------------------------------------------------------
wxDataViewCtrlBase::~wxDataViewCtrlBase()
{
- if (m_model)
- delete m_model;
}
bool wxDataViewCtrlBase::AssociateModel( wxDataViewListModel *model )
{
- if (m_model)
- delete m_model;
-
m_model = model;
return true;
projects / wxWidgets.git / blobdiff