Set/GetExpanderColumn() should use wxDataViewColumn, not unsigned int

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@48380 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/dataviewctrl.tex

@@ -201,7 +201,7 @@ Call this to ensure that the given item is visible.
 
 \membersection{wxDataViewCtrl::GetExpanderColumn}\label{wxdataviewctrlgetexpandercolumn}
 
-\constfunc{unsigned int}{GetExpanderColumn}{\void}
+\constfunc{wxDataViewColumn *}{GetExpanderColumn}{\void}
 
 Returns column containing the expanders.
 
@@ -256,7 +256,7 @@ Select all items.
 
 \membersection{wxDataViewCtrl::SetExpanderColumn}\label{wxdataviewctrlsetexpandercolumn}
 
-\func{void}{SetExpanderColumn}{\param{unsigned int }{col}}
+\func{void}{SetExpanderColumn}{\param{wxDataViewColumn *}{col}}
 
 Set which column shall contain the tree-like expanders.
 

include/wx/dataview.h

@@ -465,9 +465,9 @@ public:
     virtual bool ClearColumns();
     virtual wxDataViewColumn* GetColumn( unsigned int pos ) const;
 
-    void SetExpanderColumn( unsigned int col )
+    void SetExpanderColumn( wxDataViewColumn *col )
         { m_expander_column = col ; DoSetExpanderColumn(); }
-    unsigned int GetExpanderColumn() const 
+    wxDataViewColumn *GetExpanderColumn() const 
         { return m_expander_column; }
 
     void SetIndent( int indent )
@@ -497,7 +497,7 @@ protected:
 private:
     wxDataViewModel        *m_model;
     wxList                  m_cols;
-    unsigned int m_expander_column;
+    wxDataViewColumn       *m_expander_column;
     int m_indent ;
 	
 protected:

src/generic/datavgen.cpp

@@ -2321,7 +2321,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 	     }
 
             wxDataViewItem dataitem = node->GetItem();
-	     model->GetValue( value, dataitem, col->GetModelColumn());
+             model->GetValue( value, dataitem, col->GetModelColumn());
             cell->SetValue( value );
 
             // update the y offset
@@ -2329,7 +2329,7 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 
             //Draw the expander here.
             int indent = node->GetIndentLevel();
-            if( col->GetModelColumn() == GetOwner()->GetExpanderColumn() )
+            if( col == GetOwner()->GetExpanderColumn() )
             {
                 //Calculate the indent first
                 indent = cell_rect.x + GetOwner()->GetIndent() * indent;

src/gtk/dataview.cpp

@@ -3116,6 +3116,8 @@ wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem &item,
 
 void wxDataViewCtrl::DoSetExpanderColumn()
 {
+    gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview), 
+        GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
 }
 
 void wxDataViewCtrl::DoSetIndent()

src/mac/carbon/dataview.cpp

@@ -779,7 +779,7 @@ bool wxDataViewCtrl::AppendColumn(wxDataViewColumn* dataViewColumnPtr)
     if (dataViewColumnPtr->IsSortable()) // if the current column is marked sortable this column will become the active sortable column, otherwise don't do anything
       MacDataViewListCtrlPtr->SetSortProperty(NewPropertyID);
 #endif
-    if (this->GetColumnCount()-1 == this->GetExpanderColumn()) // if the current column is marked expandable this column will become the active expandable column
+    if (dataViewColumnPtr == this->GetExpanderColumn()) // if the current column is marked expandable this column will become the active expandable column
       MacDataViewListCtrlPtr->SetDisclosureColumn(NewPropertyID,true);
 
    // make sure that the data is up-to-date...