]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/dataview.cpp
fixed wxString::FromAscii signature
[wxWidgets.git] / src / gtk / dataview.cpp
index 033e2ea2884695c8d41def9a2492cf7ff324cc9e..9b7df0db61eface0cc43e518ca52afe56067a0b2 100644 (file)
@@ -26,6 +26,8 @@
 #include "wx/calctrl.h"
 #include "wx/popupwin.h"
 #include "wx/icon.h"
+#include "wx/list.h"
+#include "wx/listimpl.cpp"
 
 
 #include "wx/gtk/private.h"
 #include <gdk/gdkkeysyms.h>
 
 //-----------------------------------------------------------------------------
-// classes
 //-----------------------------------------------------------------------------
 
+class wxDataViewCtrlInternal;
+
+wxDataViewCtrlInternal *g_internal = NULL;
+
+class wxGtkTreeModelNode;
+
+extern "C" {
+typedef struct _GtkWxTreeModel       GtkWxTreeModel;
+}
+
+//-----------------------------------------------------------------------------
+// wxDataViewCtrlInternal
+//-----------------------------------------------------------------------------
+
+WX_DECLARE_LIST(wxDataViewItem, ItemList);
+WX_DEFINE_LIST(ItemList);
+
+class wxDataViewCtrlInternal
+{
+public:
+    wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *owner );
+    ~wxDataViewCtrlInternal();
+    
+    gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
+    GtkTreePath *get_path( GtkTreeIter *iter);
+    gboolean iter_next( GtkTreeIter *iter );
+    gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
+    gboolean iter_has_child( GtkTreeIter *iter );
+    gint iter_n_children( GtkTreeIter *iter );
+    gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
+    gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
+    
+    wxDataViewModel* GetDataViewModel() { return m_wx_model; }
+    wxDataViewCtrl* GetOwner()          { return m_owner; }
+    GtkWxTreeModel* GetGtkModel()       { return m_gtk_model; }
+
+    bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
+    bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
+    bool ItemChanged( const wxDataViewItem &item );
+    bool ValueChanged( const wxDataViewItem &item, unsigned int col );
+    bool Cleared();
+    void Resort();
+    
+    void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
+    GtkSortType GetSortOrder()                  { return m_sort_order; }
+
+    void SetSortColumn( int column )            { m_sort_column = column; }
+    int GetSortColumn()                         { return m_sort_column; }
+    
+    bool IsSorted()                             { return (m_sort_column >= 0); }
+    
+    
+protected:
+    void InitTree();
+    wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
+    wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
+    wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
+    wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
+    void BuildBranch( wxGtkTreeModelNode *branch );
+    
+private:
+    wxGtkTreeModelNode   *m_root;
+    wxDataViewModel      *m_wx_model;
+    GtkWxTreeModel       *m_gtk_model;
+    wxDataViewCtrl       *m_owner;
+    GtkSortType           m_sort_order;
+    int                   m_sort_column;
+};
+
+
 //-----------------------------------------------------------------------------
 // wxGtkTreeModelNode
 //-----------------------------------------------------------------------------
 
-class wxGtkTreeModelNode;
+int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
+{
+    int ret = g_internal->GetDataViewModel()->Compare( *id1, *id2, 
+        g_internal->GetSortColumn(), (g_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
+        
+    return ret;
+}
+
 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
+WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
 
 class wxGtkTreeModelNode
 {
 public:
-    wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item )
+    wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
+      wxDataViewCtrlInternal *internal )
     { 
         m_parent = parent; 
         m_item = item;
+        m_internal = internal;
     }
     
     ~wxGtkTreeModelNode()
@@ -64,73 +145,86 @@ public:
         size_t i;
         for (i = 0; i < count; i++)
         {
-            wxGtkTreeModelNode *child = m_children[i];
+            wxGtkTreeModelNode *child = m_nodes.Item( i );
             delete child;
         }
     }
 
+    unsigned int AddNode( wxGtkTreeModelNode* child ) 
+        { 
+            m_nodes.Add( child );
+            
+            void *id = child->GetItem().GetID();
+            
+            m_children.Add( id );
+
+            if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
+            {
+                g_internal = m_internal;
+                m_children.Sort( &wxGtkTreeModelChildCmp );
+                return m_children.Index( id );
+            }
+
+            return m_children.GetCount()-1;
+        }
+        
+    unsigned int AddLeave( void* id )
+        {
+            m_children.Add( id );
+
+            if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
+            {
+                g_internal = m_internal;
+                m_children.Sort( &wxGtkTreeModelChildCmp );
+                return m_children.Index( id );
+            }
+
+            return m_children.GetCount()-1;
+        }
+        
+    void DeleteChild( void* id )
+        {
+            m_children.Remove( id );
+            
+            unsigned int count = m_nodes.GetCount();
+            unsigned int pos;
+            for (pos = 0; pos < count; pos++)
+            {   
+                wxGtkTreeModelNode *node = m_nodes.Item( pos );
+                if (node->GetItem().GetID() == id)
+                {
+                    m_nodes.RemoveAt( pos );
+                    delete node;
+                    break;
+                }
+            }
+            
+        }
+        
     wxGtkTreeModelNode* GetParent() 
         { return m_parent; }
-    wxGtkTreeModelNodes &GetChildren() 
+    wxGtkTreeModelNodes &GetNodes() 
+        { return m_nodes; }
+    wxGtkTreeModelChildren &GetChildren() 
         { return m_children; }
-    wxGtkTreeModelNode* GetNthChild( unsigned int n ) 
-        { return m_children.Item( n ); }
-    void Insert( wxGtkTreeModelNode* child, unsigned int n) 
-        { m_children.Insert( child, n); }
-    void Append( wxGtkTreeModelNode* child ) 
-        { m_children.Add( child ); }
-
+        
     unsigned int GetChildCount() { return m_children.GetCount(); }
+    unsigned int GetNodesCount() { return m_nodes.GetCount(); }
 
     wxDataViewItem &GetItem() { return m_item; }
-
-    bool HasChildren() { return m_hasChildren; }
-    void SetHasChildren( bool has ) { m_hasChildren = has; }
-    
-private:
-    wxGtkTreeModelNode  *m_parent;
-    wxGtkTreeModelNodes  m_children; 
-    wxDataViewItem       m_item; 
-    bool                 m_hasChildren;
-};
-
-
-extern "C" {
-typedef struct _GtkWxTreeModel       GtkWxTreeModel;
-}
-
-class wxGtkTreeModel
-{
-public:
-    wxGtkTreeModel( wxDataViewModel *wx_model, GtkWxTreeModel *owner );
-    ~wxGtkTreeModel();
+    wxDataViewCtrlInternal *GetInternal() { return m_internal; }
     
-    gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
-    GtkTreePath *get_path( GtkTreeIter *iter);
-    gboolean iter_next( GtkTreeIter *iter );
-    gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
-    gboolean iter_has_child( GtkTreeIter *iter );
-    gint iter_n_children( GtkTreeIter *iter );
-    gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
-    gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
-    
-    wxDataViewModel* GetDataViewModel() { return m_wx_model; }
-    GtkWxTreeModel* GetOwner()          { return m_owner; }
-
-    bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
-    
-protected:
-    void InitTree();
-    wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
-    wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
-    void BuildBranch( wxGtkTreeModelNode *branch );
+    void Resort();
     
 private:
-    wxGtkTreeModelNode   *m_root;
-    wxDataViewModel      *m_wx_model;
-    GtkWxTreeModel       *m_owner;
+    wxGtkTreeModelNode         *m_parent;
+    wxGtkTreeModelNodes         m_nodes;
+    wxGtkTreeModelChildren      m_children;
+    wxDataViewItem              m_item; 
+    wxDataViewCtrlInternal     *m_internal;
 };
 
+
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -160,10 +254,7 @@ struct _GtkWxTreeModel
 
   /*< private >*/
   gint stamp;
-  wxGtkTreeModel *model;
-  
-  gint sort_column_id;
-  GtkSortType order;
+  wxDataViewCtrlInternal *internal;
 };
 
 struct _GtkWxTreeModelClass
@@ -322,20 +413,13 @@ wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
 static void
 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
 {
-    tree_model->model = NULL;
+    tree_model->internal = NULL;
     tree_model->stamp = g_random_int();
-    tree_model->sort_column_id = -2;
-    tree_model->order = GTK_SORT_ASCENDING;
 }
 
 static void
 wxgtk_tree_model_finalize (GObject *object)
 {
-    GtkWxTreeModel *tree_model = GTK_WX_TREE_MODEL(object);
-
-    /* we need to sort out, which class deletes what */
-    delete tree_model->model;
-
     /* must chain up */
     (* list_parent_class->finalize) (object);
 }
@@ -361,7 +445,7 @@ wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
     GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
 
-    return wxtree_model->model->GetDataViewModel()->GetColumnCount();
+    return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
 }
 
 static GType
@@ -373,7 +457,7 @@ wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
 
     GType gtype = G_TYPE_INVALID;
 
-    wxString wxtype = wxtree_model->model->GetDataViewModel()->GetColumnType( (unsigned int) index );
+    wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
 
     if (wxtype == wxT("string"))
         gtype = G_TYPE_STRING;
@@ -394,7 +478,7 @@ wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
 
-    return wxtree_model->model->get_iter( iter, path );
+    return wxtree_model->internal->get_iter( iter, path );
 }
 
 static GtkTreePath *
@@ -405,7 +489,7 @@ wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
     g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
 
-    return wxtree_model->model->get_path( iter );
+    return wxtree_model->internal->get_path( iter );
 }
 
 static void
@@ -417,13 +501,13 @@ wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
     GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
     g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
 
-    wxDataViewModel *model = wxtree_model->model->GetDataViewModel();
+    wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
     wxString mtype = model->GetColumnType( (unsigned int) column );
     if (mtype == wxT("string"))
     {
         wxVariant variant;
         g_value_init( value, G_TYPE_STRING );
-        wxDataViewItem item( (wxUint32) iter->user_data );
+        wxDataViewItem item( (void*) iter->user_data );
         model->GetValue( variant, item, (unsigned int) column );
 
         g_value_set_string( value, variant.GetString().utf8_str() );
@@ -442,7 +526,7 @@ wxgtk_tree_model_iter_next (GtkTreeModel  *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
 
-    return wxtree_model->model->iter_next( iter );
+    return wxtree_model->internal->iter_next( iter );
 }
 
 static gboolean
@@ -454,7 +538,7 @@ wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
 
-    return wxtree_model->model->iter_children( iter, parent );
+    return wxtree_model->internal->iter_children( iter, parent );
 }
 
 static gboolean
@@ -465,7 +549,7 @@ wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
 
-    return wxtree_model->model->iter_has_child( iter );
+    return wxtree_model->internal->iter_has_child( iter );
 }
 
 static gint
@@ -476,7 +560,7 @@ wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (wxtree_model->stamp == iter->stamp, 0);
 
-    return wxtree_model->model->iter_n_children( iter );
+    return wxtree_model->internal->iter_n_children( iter );
 }
 
 static gboolean
@@ -488,7 +572,7 @@ wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
     GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
 
-    return wxtree_model->model->iter_nth_child( iter, parent, n );
+    return wxtree_model->internal->iter_nth_child( iter, parent, n );
 }
 
 static gboolean
@@ -500,7 +584,7 @@ wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
     g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
     
-    return wxtree_model->model->iter_parent( iter, child );
+    return wxtree_model->internal->iter_parent( iter, child );
 }
 
 /* sortable */
@@ -512,37 +596,48 @@ gboolean wxgtk_tree_model_get_sort_column_id    (GtkTreeSortable        *sortabl
 
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
 
-    if (tree_model->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
-        return FALSE;
+    if (!tree_model->internal->IsSorted())
+    {
+        if (sort_column_id)
+            *sort_column_id = -1;
+            
+        return TRUE;
+    }
+
 
     if (sort_column_id)
-        *sort_column_id = tree_model->sort_column_id;
+        *sort_column_id = tree_model->internal->GetSortColumn();
         
     if (order)
-        *order = tree_model->order;
+        *order = tree_model->internal->GetSortOrder();
         
     return TRUE;
 }
 
-void     wxgtk_tree_model_set_sort_column_id    (GtkTreeSortable        *sortable,
+void     wxgtk_tree_model_set_sort_column_id  (GtkTreeSortable        *sortable,
                                                      gint                      sort_column_id,
                                                      GtkSortType               order)
 {
     GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
-
     g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
 
-    if ((tree_model->sort_column_id == sort_column_id) &&
-        (tree_model->order == order))
-    return;
-
-    tree_model->sort_column_id = sort_column_id;
-    tree_model->order = order;
-
+    if ((sort_column_id == (gint) tree_model->internal->GetSortColumn()) &&
+        (order == tree_model->internal->GetSortOrder()))
+        return;
+    
+    tree_model->internal->SetSortColumn( sort_column_id );
+    
+    tree_model->internal->SetSortOrder( order );
+    
     gtk_tree_sortable_sort_column_changed (sortable);
+    
+    tree_model->internal->GetDataViewModel()->Resort();
 
-    wxPrintf( "wxgtk_tree_model_set_column_id, sort_column_id = %d, order = %d\n", sort_column_id, (int)order );
-    // sort
+    wxDataViewCtrl *dv = tree_model->internal->GetOwner();    
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
+    // TODO event.SetDataViewColumn( column );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
 }
 
 void     wxgtk_tree_model_set_sort_func         (GtkTreeSortable        *sortable,
@@ -553,9 +648,6 @@ void     wxgtk_tree_model_set_sort_func         (GtkTreeSortable        *sortabl
 {
     g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
     g_return_if_fail (func != NULL);
-
-    wxPrintf( "wxgtk_tree_model_set_sort_func, sort_column_id = %d\n", sort_column_id );
-    // sort
 }
 
 void     wxgtk_tree_model_set_default_sort_func (GtkTreeSortable        *sortable,
@@ -574,345 +666,116 @@ gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable        *sortabl
     return FALSE;
 }
 
-
 //-----------------------------------------------------------------------------
-// wxGtkTreeModel
+// define new GTK+ class wxGtkRendererRenderer
 //-----------------------------------------------------------------------------
 
-wxGtkTreeModel::wxGtkTreeModel( wxDataViewModel *wx_model, GtkWxTreeModel *owner )
-{ 
-    m_wx_model = wx_model; 
-    m_owner = owner; 
-    m_root = NULL; 
-    InitTree();
-}
-    
-wxGtkTreeModel::~wxGtkTreeModel()
-{
-}
-    
-void wxGtkTreeModel::BuildBranch( wxGtkTreeModelNode *node )
-{
-    if (node->GetChildCount() == 0)
-    {
-        wxDataViewItem child = m_wx_model->GetFirstChild( node->GetItem() );
-        while (child.IsOk())
-        {
-            // wxPrintf( "AddItem %d\n", (int) child.GetID() );
-            node->Append( new wxGtkTreeModelNode( node, child ) );
-            child = m_wx_model->GetNextSibling( child );
-        }
-    }
-}
+extern "C" {
+
+#define GTK_TYPE_WX_CELL_RENDERER               (gtk_wx_cell_renderer_get_type ())
+#define GTK_WX_CELL_RENDERER(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
+#define GTK_WX_CELL_RENDERER_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
+#define GTK_IS_WX_CELL_RENDERER(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
+#define GTK_IS_WX_CELL_RENDERER_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
+#define GTK_WX_CELL_RENDERER_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
+
+GType            gtk_wx_cell_renderer_get_type (void);
 
-bool wxGtkTreeModel::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
+typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
+typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
+
+struct _GtkWxCellRenderer
 {
-    wxGtkTreeModelNode *parent_node = FindNode( parent );
-    parent_node->Append( new wxGtkTreeModelNode( parent_node, item ) );
-    return true;
-}
+  GtkCellRenderer parent;
+
+  /*< private >*/
+  wxDataViewCustomRenderer *cell;
+  guint32 last_click;
+};
 
-gboolean wxGtkTreeModel::get_iter( GtkTreeIter *iter, GtkTreePath *path )
+struct _GtkWxCellRendererClass
 {
-    int depth = gtk_tree_path_get_depth( path );
+  GtkCellRendererClass cell_parent_class;
+};
 
-    wxGtkTreeModelNode *node = m_root;
 
-    int i;
-    for (i = 0; i < depth; i++)    
-    {
-        BuildBranch( node );
-        
-        gint pos = gtk_tree_path_get_indices (path)[i];
-        if (pos < 0) return FALSE;
-        if ((size_t)pos >= node->GetChildCount()) return FALSE;
-        
-        node = node->GetChildren().Item( (size_t) pos );
-    }
+static GtkCellRenderer *gtk_wx_cell_renderer_new   (void);
+static void gtk_wx_cell_renderer_init (
+                        GtkWxCellRenderer      *cell );
+static void gtk_wx_cell_renderer_class_init(
+                        GtkWxCellRendererClass *klass );
+static void gtk_wx_cell_renderer_finalize (
+                        GObject                *object );
+static void gtk_wx_cell_renderer_get_size (
+                        GtkCellRenderer         *cell,
+                        GtkWidget               *widget,
+                        GdkRectangle            *rectangle,
+                        gint                    *x_offset,
+                        gint                    *y_offset,
+                        gint                    *width,
+                        gint                    *height );
+static void gtk_wx_cell_renderer_render (
+                        GtkCellRenderer         *cell,
+                        GdkWindow               *window,
+                        GtkWidget               *widget,
+                        GdkRectangle            *background_area,
+                        GdkRectangle            *cell_area,
+                        GdkRectangle            *expose_area,
+                        GtkCellRendererState     flags );
+static gboolean gtk_wx_cell_renderer_activate(
+                        GtkCellRenderer         *cell,
+                        GdkEvent                *event,
+                        GtkWidget               *widget,
+                        const gchar             *path,
+                        GdkRectangle            *background_area,
+                        GdkRectangle            *cell_area,
+                        GtkCellRendererState     flags );
+static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
+                        GtkCellRenderer         *cell,
+                        GdkEvent                *event,
+                        GtkWidget               *widget,
+                        const gchar             *path,
+                        GdkRectangle            *background_area,
+                        GdkRectangle            *cell_area,
+                        GtkCellRendererState     flags );
 
-    iter->stamp = m_owner->stamp;
-    iter->user_data = (gpointer) node->GetItem().GetID();
 
-    return TRUE;
-}
+static GObjectClass *cell_parent_class = NULL;
+
+}  // extern "C"
 
-GtkTreePath *wxGtkTreeModel::get_path( GtkTreeIter *iter )
+GType
+gtk_wx_cell_renderer_get_type (void)
 {
-    GtkTreePath *retval = gtk_tree_path_new ();
-    
-    wxGtkTreeModelNode *node = FindNode( iter );
-    while (node->GetParent())
+    static GType cell_wx_type = 0;
+
+    if (!cell_wx_type)
     {
-        wxGtkTreeModelNode *parent = node->GetParent();
-        int pos = parent->GetChildren().Index( node );
-        
-        gtk_tree_path_prepend_index( retval, pos );
+        const GTypeInfo cell_wx_info =
+        {
+            sizeof (GtkWxCellRendererClass),
+            NULL, /* base_init */
+            NULL, /* base_finalize */
+            (GClassInitFunc) gtk_wx_cell_renderer_class_init,
+            NULL, /* class_finalize */
+            NULL, /* class_data */
+            sizeof (GtkWxCellRenderer),
+            0,          /* n_preallocs */
+            (GInstanceInitFunc) gtk_wx_cell_renderer_init,
+        };
 
-        node = parent;
+        cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
+            "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
     }
 
-    return retval;
+    return cell_wx_type;
 }
 
-gboolean wxGtkTreeModel::iter_next( GtkTreeIter *iter )
+static void
+gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
 {
-    wxDataViewItem item( (wxUint32) iter->user_data );
-    item = m_wx_model->GetNextSibling( item );
-    if (!item.IsOk())
-        return FALSE;
-
-    iter->user_data = (gpointer) item.GetID();
-
-    return TRUE;
-}
-
-gboolean wxGtkTreeModel::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
-{
-    wxDataViewItem item( (wxUint32) parent->user_data );
-    
-    if (!m_wx_model->HasChildren( item ))
-        return FALSE;
-        
-    wxGtkTreeModelNode *parent_node = FindNode( parent );
-    BuildBranch( parent_node );
-        
-    wxGtkTreeModelNode *first_child_node = parent_node->GetChildren().Item( 0 );
-    
-    iter->stamp = m_owner->stamp;
-    iter->user_data = (gpointer) first_child_node->GetItem().GetID();
-
-    return TRUE;
-}
-
-gboolean wxGtkTreeModel::iter_has_child( GtkTreeIter *iter )
-{
-    wxDataViewItem item( (wxUint32) iter->user_data );
-    
-    return m_wx_model->HasChildren( item );
-}
-
-gint wxGtkTreeModel::iter_n_children( GtkTreeIter *iter )
-{
-    wxDataViewItem item( (wxUint32) iter->user_data );
-    
-    if (!m_wx_model->HasChildren( item ))
-        return 0;
-    
-    wxGtkTreeModelNode *parent_node = FindNode( iter );
-    BuildBranch( parent_node );
-    
-    return parent_node->GetChildCount();
-}
-
-gboolean wxGtkTreeModel::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
-{
-    wxUint32 id = 0;
-    if (parent) id = (wxUint32) parent->user_data;
-    wxDataViewItem item( id );
-    
-    if (!m_wx_model->HasChildren( item ))
-        return FALSE;
-    
-    wxGtkTreeModelNode *parent_node = FindNode( parent );
-    BuildBranch( parent_node );
-
-    wxGtkTreeModelNode *child_node = parent_node->GetChildren().Item( (size_t) n );
-    if (!child_node)
-        return FALSE;
-    
-    iter->stamp = m_owner->stamp;
-    iter->user_data = (gpointer) child_node->GetItem().GetID();
-
-    return TRUE;
-}
-
-gboolean wxGtkTreeModel::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
-{
-    wxDataViewItem item( (wxUint32) child->user_data );
-    
-    wxGtkTreeModelNode *node = FindNode( child );
-    node = node->GetParent();
-    if (!node)
-        return FALSE;
-    
-    iter->stamp = m_owner->stamp;
-    iter->user_data = (gpointer) node->GetItem().GetID();
-
-    return TRUE;
-}
-    
-void wxGtkTreeModel::InitTree()
-{
-    wxDataViewItem item;
-    m_root = new wxGtkTreeModelNode( NULL, item );
-
-    BuildBranch( m_root );
-}
-
-static wxGtkTreeModelNode*
-wxGtkTreeModel_FindNode( wxGtkTreeModelNode *node, const wxDataViewItem &item )
-{
-    if (!node) return NULL;
-
-    size_t count = node->GetChildCount();
-    size_t i;
-    for (i = 0; i < count; i++)
-    {
-        wxGtkTreeModelNode *child = node->GetChildren().Item( i );
-        if (child->GetItem().GetID() == item.GetID())
-            return child;
-            
-        wxGtkTreeModelNode *node2 = wxGtkTreeModel_FindNode( child, item );
-        if (node2)
-            return node2;
-    }
-    
-    return NULL;
-}
-
-wxGtkTreeModelNode *wxGtkTreeModel::FindNode( GtkTreeIter *iter )
-{
-    if (!iter)
-        return m_root;
-
-    wxDataViewItem item( (wxUint32) iter->user_data );
-    
-    wxGtkTreeModelNode *result = wxGtkTreeModel_FindNode( m_root, item );
-    
-    if (!result)
-    {
-        wxPrintf( "Not found %d\n", (int) iter->user_data );
-        char *crash = NULL;
-        *crash = 0;
-    }
-    
-    return result;
-}
-
-wxGtkTreeModelNode *wxGtkTreeModel::FindNode( const wxDataViewItem &item )
-{
-    wxGtkTreeModelNode *result = wxGtkTreeModel_FindNode( m_root, item );
-    
-    if (!result)
-    {
-        wxPrintf( "Not found %d\n", (int) item.GetID() );
-        char *crash = NULL;
-        *crash = 0;
-    }
-    
-    return result;
-}
-
-//-----------------------------------------------------------------------------
-// define new GTK+ class wxGtkRendererRenderer
-//-----------------------------------------------------------------------------
-
-extern "C" {
-
-#define GTK_TYPE_WX_CELL_RENDERER               (gtk_wx_cell_renderer_get_type ())
-#define GTK_WX_CELL_RENDERER(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
-#define GTK_WX_CELL_RENDERER_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
-#define GTK_IS_WX_CELL_RENDERER(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
-#define GTK_IS_WX_CELL_RENDERER_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
-#define GTK_WX_CELL_RENDERER_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
-
-GType            gtk_wx_cell_renderer_get_type (void);
-
-typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
-typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
-
-struct _GtkWxCellRenderer
-{
-  GtkCellRenderer parent;
-
-  /*< private >*/
-  wxDataViewCustomRenderer *cell;
-  guint32 last_click;
-};
-
-struct _GtkWxCellRendererClass
-{
-  GtkCellRendererClass cell_parent_class;
-};
-
-
-static GtkCellRenderer *gtk_wx_cell_renderer_new   (void);
-static void gtk_wx_cell_renderer_init (
-                        GtkWxCellRenderer      *cell );
-static void gtk_wx_cell_renderer_class_init(
-                        GtkWxCellRendererClass *klass );
-static void gtk_wx_cell_renderer_finalize (
-                        GObject                *object );
-static void gtk_wx_cell_renderer_get_size (
-                        GtkCellRenderer         *cell,
-                        GtkWidget               *widget,
-                        GdkRectangle            *rectangle,
-                        gint                    *x_offset,
-                        gint                    *y_offset,
-                        gint                    *width,
-                        gint                    *height );
-static void gtk_wx_cell_renderer_render (
-                        GtkCellRenderer         *cell,
-                        GdkWindow               *window,
-                        GtkWidget               *widget,
-                        GdkRectangle            *background_area,
-                        GdkRectangle            *cell_area,
-                        GdkRectangle            *expose_area,
-                        GtkCellRendererState     flags );
-static gboolean gtk_wx_cell_renderer_activate(
-                        GtkCellRenderer         *cell,
-                        GdkEvent                *event,
-                        GtkWidget               *widget,
-                        const gchar             *path,
-                        GdkRectangle            *background_area,
-                        GdkRectangle            *cell_area,
-                        GtkCellRendererState     flags );
-static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
-                        GtkCellRenderer         *cell,
-                        GdkEvent                *event,
-                        GtkWidget               *widget,
-                        const gchar             *path,
-                        GdkRectangle            *background_area,
-                        GdkRectangle            *cell_area,
-                        GtkCellRendererState     flags );
-
-
-static GObjectClass *cell_parent_class = NULL;
-
-}  // extern "C"
-
-GType
-gtk_wx_cell_renderer_get_type (void)
-{
-    static GType cell_wx_type = 0;
-
-    if (!cell_wx_type)
-    {
-        const GTypeInfo cell_wx_info =
-        {
-            sizeof (GtkWxCellRendererClass),
-            NULL, /* base_init */
-            NULL, /* base_finalize */
-            (GClassInitFunc) gtk_wx_cell_renderer_class_init,
-            NULL, /* class_finalize */
-            NULL, /* class_data */
-            sizeof (GtkWxCellRenderer),
-            0,          /* n_preallocs */
-            (GInstanceInitFunc) gtk_wx_cell_renderer_init,
-        };
-
-        cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
-            "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
-    }
-
-    return cell_wx_type;
-}
-
-static void
-gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
-{
-    cell->cell = NULL;
-    cell->last_click = 0;
+    cell->cell = NULL;
+    cell->last_click = 0;
 }
 
 static void
@@ -975,13 +838,13 @@ static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
 //    wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
     wxRect renderrect( cell_area->x, cell_area->y, cell_area->width, cell_area->height );
 
-    // wxDataViewListModel *model = cell->GetOwner()->GetOwner()->GetModel();
-
     GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
-    unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (treepath)[0];
+    GtkTreeIter iter;
+    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
+    wxDataViewItem item( (void*) iter.user_data );
     gtk_tree_path_free( treepath );
 
-    cell->StartEditing( model_row, renderrect );
+    cell->StartEditing( item, renderrect );
 
     return NULL;
 }
@@ -1112,7 +975,8 @@ gtk_wx_cell_renderer_activate(
     wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
 
     GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
-    unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (treepath)[0];
+    // TODO
+    wxDataViewItem item;
     gtk_tree_path_free( treepath );
 
     unsigned int model_col = cell->GetOwner()->GetModelColumn();
@@ -1122,7 +986,7 @@ gtk_wx_cell_renderer_activate(
         bool ret = false;
 
         // activated by <ENTER>
-        if (cell->Activate( renderrect, model, model_col, model_row ))
+        if (cell->Activate( renderrect, model, item, model_col ))
                     ret = true;
 
         return ret;
@@ -1136,16 +1000,16 @@ gtk_wx_cell_renderer_activate(
         bool ret = false;
         if (button_event->button == 1)
         {
-            if (cell->LeftClick( pt, renderrect, model, model_col, model_row ))
+            if (cell->LeftClick( pt, renderrect, model, item, model_col ))
                 ret = true;
             // TODO: query system double-click time
             if (button_event->time - wxrenderer->last_click < 400)
-                if (cell->Activate( renderrect, model, model_col, model_row ))
+                if (cell->Activate( renderrect, model, item, model_col ))
                     ret = true;
         }
         if (button_event->button == 3)
         {
-            if (cell->RightClick( pt, renderrect, model, model_col, model_row ))
+            if (cell->RightClick( pt, renderrect, model, item, model_col ))
                 ret = true;
         }
 
@@ -1170,10 +1034,11 @@ public:
     ~wxGtkDataViewModelNotifier();
 
     virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
-    virtual bool ItemDeleted( const wxDataViewItem &item );
+    virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
     virtual bool ItemChanged( const wxDataViewItem &item );
     virtual bool ValueChanged( const wxDataViewItem &item, unsigned int col );
     virtual bool Cleared();
+    virtual void Resort();
 
     GtkWxTreeModel      *m_wxgtk_model;
     wxDataViewModel     *m_wx_model;
@@ -1201,7 +1066,7 @@ wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
 
 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
-    m_wxgtk_model->model->ItemAdded( parent, item );
+    m_owner->GtkGetInternal()->ItemAdded( parent, item );
 
     GtkTreeIter iter;
     iter.stamp = m_wxgtk_model->stamp;
@@ -1216,7 +1081,7 @@ bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const
     return true;
 }
 
-bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &item )
+bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
     GtkTreeIter iter;
     iter.stamp = m_wxgtk_model->stamp;
@@ -1228,9 +1093,16 @@ bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &item )
         GTK_TREE_MODEL(m_wxgtk_model), path );
     gtk_tree_path_free (path);
 
+    m_owner->GtkGetInternal()->ItemDeleted( parent, item );
+    
     return true;
 }
 
+void wxGtkDataViewModelNotifier::Resort()
+{
+    m_owner->GtkGetInternal()->Resort();
+}
+
 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
 {
     GtkTreeIter iter;
@@ -1243,6 +1115,8 @@ bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
         GTK_TREE_MODEL(m_wxgtk_model), path, &iter );
     gtk_tree_path_free (path);
 
+    m_owner->GtkGetInternal()->ItemChanged( item );
+    
     return true;
 }
 
@@ -1276,14 +1150,22 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig
             // Redraw
             gtk_widget_queue_draw_area( GTK_WIDGET(widget),
                 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
+                
+            m_owner->GtkGetInternal()->ValueChanged( item, model_col );
+            
+            return true;
         }
     }
 
-    return true;
+    return false;
 }
 
 bool wxGtkDataViewModelNotifier::Cleared()
 {
+    // TODO: delete everything
+
+    m_owner->GtkGetInternal()->Cleared();
+    
     return false;
 }
 
@@ -1291,6 +1173,51 @@ bool wxGtkDataViewModelNotifier::Cleared()
 // wxDataViewRenderer
 // ---------------------------------------------------------
 
+static gpointer s_user_data = NULL;
+
+static void
+wxgtk_cell_editable_editing_done( GtkCellEditable *editable, 
+                                  wxDataViewRenderer *wxrenderer )
+{
+    wxDataViewColumn *column = wxrenderer->GetOwner();
+    wxDataViewCtrl *dv = column->GetOwner();
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
+    event.SetDataViewColumn( column );
+    event.SetModel( dv->GetModel() );
+    wxDataViewItem item( s_user_data );
+    event.SetItem( item );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static void 
+wxgtk_renderer_editing_started( GtkCellRenderer *cell, GtkCellEditable *editable,
+                                gchar *path, wxDataViewRenderer *wxrenderer )
+{
+    wxDataViewColumn *column = wxrenderer->GetOwner();
+    wxDataViewCtrl *dv = column->GetOwner();
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
+    event.SetDataViewColumn( column );
+    event.SetModel( dv->GetModel() );
+    GtkTreePath *tree_path = gtk_tree_path_new_from_string( path );
+    GtkTreeIter iter;
+    dv->GtkGetInternal()->get_iter( &iter, tree_path );
+    gtk_tree_path_free( tree_path );
+    wxDataViewItem item( iter.user_data );
+    event.SetItem( item );
+    dv->GetEventHandler()->ProcessEvent( event );
+
+    if (GTK_IS_CELL_EDITABLE(editable))
+    {
+        s_user_data = iter.user_data;
+    
+        g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
+            G_CALLBACK (wxgtk_cell_editable_editing_done),
+            (gpointer) wxrenderer );
+        
+    }
+}
+
+
 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
 
 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
@@ -1303,6 +1230,16 @@ wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewC
     //       after the m_renderer pointer has been initialized
 }
 
+void wxDataViewRenderer::GtkInitHandlers()
+{
+    if (!gtk_check_version(2,6,0))
+    {
+        g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
+                   G_CALLBACK (wxgtk_renderer_editing_started),
+                   this);
+    }
+}
+
 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
 {
     GtkCellRendererMode gtkMode;
@@ -1439,13 +1376,15 @@ static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
     wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
 
     GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
-    unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (path)[0];
+    GtkTreeIter iter;
+    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, path );
+    wxDataViewItem item( (void*) iter.user_data );;
     gtk_tree_path_free( path );
 
     unsigned int model_col = cell->GetOwner()->GetModelColumn();
 
-    model->SetValue( value, model_col, model_row );
-    model->ValueChanged( model_col, model_row );
+    model->SetValue( value, item, model_col );
+    model->ValueChanged( item, model_col );
 }
 
 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
@@ -1465,6 +1404,8 @@ wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxD
         g_value_unset( &gvalue );
 
         g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
+        
+        GtkInitHandlers();
     }
 
     SetMode(mode);
@@ -1611,13 +1552,15 @@ static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
     wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
 
     GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
-    unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (gtk_path)[0];
+    GtkTreeIter iter;
+    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, gtk_path );
+    wxDataViewItem item( (void*) iter.user_data );;
     gtk_tree_path_free( gtk_path );
 
     unsigned int model_col = cell->GetOwner()->GetModelColumn();
 
-    model->SetValue( value, model_col, model_row );
-    model->ValueChanged( model_col, model_row );
+    model->SetValue( value, item, model_col );
+    model->ValueChanged( item, model_col );
 }
 
 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
@@ -1726,6 +1669,8 @@ bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
     SetMode(mode);
     SetAlignment(align);
 
+    GtkInitHandlers();
+    
     return true;
 }
 
@@ -1945,15 +1890,76 @@ bool wxDataViewDateRenderer::Activate( wxRect cell, wxDataViewModel *model,
     return true;
 }
 
-// ---------------------------------------------------------
-// wxDataViewColumn
-// ---------------------------------------------------------
 
+// --------------------------------------------------------- 
+// wxDataViewIconTextRenderer
+// --------------------------------------------------------- 
 
-static gboolean
-gtk_dataview_header_button_press_callback( GtkWidget *widget,
-                                           GdkEventButton *gdk_event,
-                                           wxDataViewColumn *column )
+IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
+
+wxDataViewIconTextRenderer::wxDataViewIconTextRenderer( 
+  const wxString &varianttype, wxDataViewCellMode mode, int align ) :
+    wxDataViewCustomRenderer( varianttype, mode, align )
+{
+    SetMode(mode);
+    SetAlignment(align);
+}
+
+wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
+{
+}
+    
+bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
+{
+    m_value << value;
+    return true;
+}
+
+bool wxDataViewIconTextRenderer::GetValue( wxVariant &value ) const
+{
+    return false;
+}
+    
+bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+{
+    dc->SetFont( GetOwner()->GetOwner()->GetFont() );
+    
+    const wxIcon &icon = m_value.GetIcon();
+    if (icon.IsOk())
+    {
+        dc->DrawIcon( icon, cell.x, cell.y ); // TODO centre
+        cell.x += icon.GetWidth()+4;
+    }
+    
+    dc->DrawText( m_value.GetText(), cell.x, cell.y );
+
+    return true;
+}
+
+wxSize wxDataViewIconTextRenderer::GetSize() const
+{
+    return wxSize(80,16);  // TODO
+}
+
+wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value )
+{
+    return NULL;
+}
+
+bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl* editor, wxVariant &value )
+{
+    return false;
+}
+
+// ---------------------------------------------------------
+// wxDataViewColumn
+// ---------------------------------------------------------
+
+
+static gboolean
+gtk_dataview_header_button_press_callback( GtkWidget *widget,
+                                           GdkEventButton *gdk_event,
+                                           wxDataViewColumn *column )
 {
     if (gdk_event->type != GDK_BUTTON_PRESS)
         return FALSE;
@@ -1965,7 +1971,7 @@ gtk_dataview_header_button_press_callback( GtkWidget *widget,
         event.SetDataViewColumn( column );
         event.SetModel( dv->GetModel() );
         if (dv->GetEventHandler()->ProcessEvent( event ))
-            return TRUE;
+            return FALSE;
     }
 
     return FALSE;
@@ -1991,10 +1997,10 @@ static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
 
     wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
 
-    wxDataViewItem item( (wxUint32) iter->user_data );
+    wxDataViewItem item( (void*) iter->user_data );
 
     wxVariant value;
-    tree_model->model->GetDataViewModel()->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
+    tree_model->internal->GetDataViewModel()->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
 
     if (value.GetType() != cell->GetVariantType())
         wxLogError( wxT("Wrong type, required: %s but: %s"),
@@ -2032,6 +2038,9 @@ static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
 
 IMPLEMENT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
 
+#include <wx/listimpl.cpp>
+WX_DEFINE_LIST(wxDataViewColumnList);
+
 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
                                     unsigned int model_column, int width,
                                     wxAlignment align, int flags ) :
@@ -2211,9 +2220,14 @@ void wxDataViewColumn::SetSortable( bool sortable )
     GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
     
     if (sortable)
+    {
         gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
+    }
     else
+    {
         gtk_tree_view_column_set_sort_column_id( column, -1 );
+        gtk_tree_view_column_set_sort_indicator( column, FALSE );
+    }
 }
 
 bool wxDataViewColumn::IsSortable() const
@@ -2242,6 +2256,8 @@ void wxDataViewColumn::SetSortOrder( bool ascending )
         gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
     else
         gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
+
+    gtk_tree_view_column_set_sort_indicator( column, TRUE );
 }
 
 bool wxDataViewColumn::IsSortOrderAscending() const
@@ -2273,168 +2289,728 @@ void wxDataViewColumn::SetWidth( int width )
 
 
 //-----------------------------------------------------------------------------
-// wxDataViewCtrl signal callbacks
+// wxGtkTreeModelNode
 //-----------------------------------------------------------------------------
 
-static void
-wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
+void wxGtkTreeModelNode::Resort()
 {
-    if (!GTK_WIDGET_REALIZED(dv->m_widget))
+    size_t child_count = GetChildCount();
+    if (child_count == 0)
         return;
 
-    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED, dv->GetId() );
-    // TODO: item
-    event.SetModel( dv->GetModel() );
-    dv->GetEventHandler()->ProcessEvent( event );
-}
+    size_t node_count = GetNodesCount();
 
-static void
-wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
-                                   GtkTreeViewColumn *column, wxDataViewCtrl *dv )
-{
-    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
-    // TODO: item
-    event.SetModel( dv->GetModel() );
-    dv->GetEventHandler()->ProcessEvent( event );
-}
+    if (child_count == 1)
+    {
+        if (node_count == 1)
+        {
+            wxGtkTreeModelNode *node = m_nodes.Item( 0 );
+            node->Resort();
+        }
+        return;
+    }
 
-//-----------------------------------------------------------------------------
-// wxDataViewCtrl
-//-----------------------------------------------------------------------------
+    wxGtkTreeModelChildren temp;
+    WX_APPEND_ARRAY( temp, m_children );
+    
+    g_internal = m_internal;
+    m_children.Sort( &wxGtkTreeModelChildCmp );
+
+    gint *new_order = new gint[child_count];
+    
+    unsigned int pos;
+    for (pos = 0; pos < child_count; pos++)
+    {
+        void *id = m_children.Item( pos );
+        int old_pos = temp.Index( id );
+        new_order[pos] = old_pos;
+    }
+        
+    GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
+
+    GtkTreeIter iter;
+    iter.user_data = GetItem().GetID();
+    iter.stamp = m_internal->GetGtkModel()->stamp;
+    
+    GtkTreePath *path = m_internal->get_path( &iter );
+    
+    gtk_tree_model_rows_reordered( gtk_tree_model, path, &iter, new_order );
+    
+    gtk_tree_path_free (path);
+    
+    delete [] new_order;
+    
+    for (pos = 0; pos < node_count; pos++)
+    {
+        wxGtkTreeModelNode *node = m_nodes.Item( pos );
+        node->Resort();
+    }
+}
 
 //-----------------------------------------------------------------------------
-// InsertChild for wxDataViewCtrl
+// wxDataViewCtrlInternal
 //-----------------------------------------------------------------------------
 
-static void wxInsertChildInDataViewCtrl( wxWindowGTK* parent, wxWindowGTK* child )
+wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, 
+    wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
+{ 
+    m_owner = owner;
+    m_wx_model = wx_model; 
+    m_gtk_model = gtk_model; 
+    m_root = NULL; 
+    m_sort_order = GTK_SORT_ASCENDING;
+    m_sort_column = -1;
+    InitTree();
+}
+    
+wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
 {
-    wxDataViewCtrl * dvc = (wxDataViewCtrl*) parent;
-    GtkWidget *treeview = dvc->GtkGetTreeView();
+    g_object_unref( m_gtk_model );
+}
+    
+void wxDataViewCtrlInternal::InitTree()
+{
+    wxDataViewItem item;
+    m_root = new wxGtkTreeModelNode( NULL, item, this );
 
-    // Insert widget in GtkTreeView
-    if (GTK_WIDGET_REALIZED(treeview))
-        gtk_widget_set_parent_window( child->m_widget,
-          gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
-    gtk_widget_set_parent( child->m_widget, treeview );
+    BuildBranch( m_root );
 }
 
-static
-void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
-                                     GtkAllocation *alloc,
-                                     wxDataViewCtrl *win )
+void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
 {
-
-    wxWindowList::Node *node = win->GetChildren().GetFirst();
-    while (node)
+    if (node->GetChildCount() == 0)
     {
-        wxWindow *child = node->GetData();
-
-        GtkRequisition req;
-        gtk_widget_size_request( child->m_widget, &req );
-
-        GtkAllocation alloc;
-        alloc.x = child->m_x;
-        alloc.y = child->m_y;
-        alloc.width = child->m_width;
-        alloc.height = child->m_height;
-        gtk_widget_size_allocate( child->m_widget, &alloc );
-
-        node = node->GetNext();
+        wxDataViewItemArray children;
+        unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
+        unsigned int pos;
+        for (pos = 0; pos < count; pos++)
+        {
+            wxDataViewItem child = children[pos];
+            
+            if (m_wx_model->IsContainer( child ))
+                node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
+            else
+                node->AddLeave( child.GetID() );
+    
+            // Don't send any events here
+        }
     }
 }
 
+void wxDataViewCtrlInternal::Resort()
+{
+    m_root->Resort();
+}
 
+bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
+{
+    wxGtkTreeModelNode *parent_node = FindNode( parent );
+    if (m_wx_model->IsContainer( item ))
+        parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
+    else
+        parent_node->AddLeave( item.GetID() );
+        
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, m_owner->GetId() );
+    event.SetEventObject( m_owner );
+    event.SetModel( m_owner->GetModel() );
+    event.SetItem( item );
+    m_owner->GetEventHandler()->ProcessEvent( event );
 
-IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
+    return true;
+}
 
-wxDataViewCtrl::~wxDataViewCtrl()
+bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
-    if (m_notifier)
-        GetModel()->RemoveNotifier( m_notifier );
+    wxGtkTreeModelNode *parent_node = FindNode( parent );
+    parent_node->DeleteChild( item.GetID() );
+    
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED, m_owner->GetId() );
+    event.SetEventObject( m_owner );
+    event.SetModel( m_owner->GetModel() );
+    event.SetItem( item );
+    m_owner->GetEventHandler()->ProcessEvent( event );
 
-    // remove the model from the GtkTreeView before it gets destroyed by the
-    // wxDataViewCtrlBase's dtor
-    gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
+    return true;
 }
 
-void wxDataViewCtrl::Init()
+bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
 {
-    m_notifier = NULL;
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED, m_owner->GetId() );
+    event.SetEventObject( m_owner );
+    event.SetModel( m_owner->GetModel() );
+    event.SetItem( item );
+    m_owner->GetEventHandler()->ProcessEvent( event );
+    
+    return true;
 }
 
-bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
-           const wxPoint& pos, const wxSize& size,
-           long style, const wxValidator& validator )
+bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
 {
-    Init();
-
-    if (!PreCreation( parent, pos, size ) ||
-        !CreateBase( parent, id, pos, size, style, validator ))
-    {
-        wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
-        return false;
-    }
-
-    m_insertCallback = wxInsertChildInDataViewCtrl;
-
-    m_widget = gtk_scrolled_window_new (NULL, NULL);
-
-    GtkScrolledWindowSetBorder(m_widget, style);
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED, m_owner->GetId() );
+    event.SetEventObject( m_owner );
+    event.SetModel( m_owner->GetModel() );
+    event.SetColumn( col );
+    event.SetItem( item );
+    m_owner->GetEventHandler()->ProcessEvent( event );
+    
+    return true;
+}
 
-    m_treeview = gtk_tree_view_new();
-    gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
+bool wxDataViewCtrlInternal::Cleared()
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED, m_owner->GetId() );
+    event.SetEventObject( m_owner );
+    event.SetModel( m_owner->GetModel() );
+    m_owner->GetEventHandler()->ProcessEvent( event );
+    
+    return true;
+}
 
-    g_signal_connect (m_treeview, "size_allocate",
-                     G_CALLBACK (gtk_dataviewctrl_size_callback), this);
+gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
+{
+    int depth = gtk_tree_path_get_depth( path );
 
-#ifdef __WXGTK26__
-    if (!gtk_check_version(2,6,0))
-        gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
-#endif
+    wxGtkTreeModelNode *node = m_root;
 
-    if (style & wxDV_MULTIPLE)
+    int i;
+    for (i = 0; i < depth; i++)    
     {
-        GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
-        gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
+        BuildBranch( node );
+        
+        gint pos = gtk_tree_path_get_indices (path)[i];
+        if (pos < 0) return FALSE;
+        if ((size_t)pos >= node->GetChildCount()) return FALSE;
+        
+        void* id = node->GetChildren().Item( (size_t) pos );
+        
+        if (i == depth-1)
+        {
+            iter->stamp = m_gtk_model->stamp;
+            iter->user_data = id;
+            return TRUE;
+        }
+
+        size_t count = node->GetNodes().GetCount();
+        size_t pos2;
+        for (pos2 = 0; pos2 < count; pos2++)
+        {
+            wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
+            if (child_node->GetItem().GetID() == id)
+            {
+                node = child_node;
+                break;
+            }
+        }        
     }
 
-    gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
+    return FALSE;
+}
 
-#ifdef __WXGTK210__
-    if (!gtk_check_version(2,10,0))
+GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
+{
+    GtkTreePath *retval = gtk_tree_path_new ();
+    void *id = iter->user_data;    
+    
+    wxGtkTreeModelNode *node = FindParentNode( iter );
+    while (node)
     {
-        GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
+        int pos = node->GetChildren().Index( id );
 
-        if ((style & wxDV_HORIZ_RULES) != 0 &&
-            (style & wxDV_VERT_RULES) != 0)
-            grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
-        else if (style & wxDV_VERT_RULES)
-            grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
-        else if (style & wxDV_HORIZ_RULES)
-            grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
-
-        gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
-    }
-    else
-#endif
-    {
-        gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_HORIZ_RULES) != 0 );
+        gtk_tree_path_prepend_index( retval, pos );
+        
+        id = node->GetItem().GetID();
+        node = node->GetParent();
     }
 
-    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
-        GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
-    gtk_widget_show (m_treeview);
-
-    m_parent->DoAddChild( this );
+    return retval;
+}
 
-    PostCreation(size);
+gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
+{
+    wxGtkTreeModelNode *parent = FindParentNode( iter );
+    if( parent == NULL )
+        return FALSE;
 
-    GtkEnableSelectionEvents();
+    int pos = parent->GetChildren().Index( iter->user_data );
 
-    g_signal_connect_after (m_treeview, "row_activated",
-                            G_CALLBACK (wxdataview_row_activated_callback), this);
+    if (pos == (int) parent->GetChildCount()-1)
+        return FALSE;
+        
+    iter->stamp = m_gtk_model->stamp;
+    iter->user_data = parent->GetChildren().Item( pos+1 );
 
-    return true;
+    return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
+{
+    wxDataViewItem item( (void*) parent->user_data );
+    
+    if (!m_wx_model->IsContainer( item ))
+        return FALSE;
+        
+    wxGtkTreeModelNode *parent_node = FindNode( parent );
+    BuildBranch( parent_node );
+    
+    if (parent_node->GetChildCount() == 0)
+        return FALSE;
+        
+    iter->stamp = m_gtk_model->stamp;
+    iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
+
+    return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
+{
+    wxDataViewItem item( (void*) iter->user_data );
+    bool is_container = m_wx_model->IsContainer( item );
+    
+    if (!is_container)
+        return FALSE;
+    
+    wxGtkTreeModelNode *node = FindNode( iter );
+    BuildBranch( node );
+    
+    return (node->GetChildCount() > 0);
+}
+
+gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
+{
+    wxDataViewItem item( (void*) iter->user_data );
+    
+    if (!m_wx_model->IsContainer( item ))
+        return 0;
+    
+    wxGtkTreeModelNode *parent_node = FindNode( iter );
+    BuildBranch( parent_node );
+
+    // wxPrintf( "iter_n_children %d\n", parent_node->GetChildCount() );
+    
+    return parent_node->GetChildCount();
+}
+
+gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
+{
+    void* id = NULL;
+    if (parent) id = (void*) parent->user_data;
+    wxDataViewItem item( id );
+    
+    if (!m_wx_model->IsContainer( item ))
+        return FALSE;
+    
+    wxGtkTreeModelNode *parent_node = FindNode( parent );
+    BuildBranch( parent_node );
+
+    // wxPrintf( "iter_nth_child %d\n", n );
+    
+    iter->stamp = m_gtk_model->stamp;
+    iter->user_data = parent_node->GetChildren().Item( n );
+
+    return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
+{
+    wxGtkTreeModelNode *node = FindParentNode( child );
+    if (!node)
+        return FALSE;
+    
+    iter->stamp = m_gtk_model->stamp;
+    iter->user_data = (gpointer) node->GetItem().GetID();
+
+    return TRUE;
+}
+    
+static wxGtkTreeModelNode*
+wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
+{
+    if( model == NULL )
+        return NULL;
+
+    ItemList list;
+    list.DeleteContents( true );
+    wxDataViewItem it( item );
+    while( it.IsOk() )
+    {
+        wxDataViewItem * pItem = new wxDataViewItem( it );
+        list.Insert( pItem );
+        it = model->GetParent( it );
+    }
+
+    wxGtkTreeModelNode * node = treeNode;
+    for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
+    {
+        if( node && node->GetNodes().GetCount() != 0 )
+        {
+            int len = node->GetNodes().GetCount();
+            wxGtkTreeModelNodes nodes = node->GetNodes();
+            int j = 0;
+            for( ; j < len; j ++)
+            {
+                if( nodes[j]->GetItem() == *(n->GetData()))
+                {
+                    node = nodes[j];
+                    break;
+                }    
+            }
+
+            if( j == len )
+            {
+                return NULL;
+            }
+        }
+        else
+            return NULL;
+    }
+    return node;
+
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
+{
+    if (!iter)
+        return m_root;
+
+    wxDataViewItem item( (void*) iter->user_data );
+    if (!item.IsOk())
+        return m_root;
+    
+    wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
+    
+    if (!result)
+    {
+        wxPrintf( "Not found %d\n", (int) iter->user_data );
+        char *crash = NULL;
+        *crash = 0;
+    }
+    
+    return result;
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
+{
+    if (!item.IsOk())
+        return m_root;
+
+    wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
+    
+    if (!result)
+    {
+        wxPrintf( "Not found %d\n", (int) item.GetID() );
+        char *crash = NULL;
+        *crash = 0;
+    }
+    
+    return result;
+}
+
+static wxGtkTreeModelNode*
+wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
+{
+    if( model == NULL )
+        return NULL;
+
+    ItemList list;
+    list.DeleteContents( true );
+    if( !item.IsOk() )
+        return NULL;
+
+    wxDataViewItem it( model->GetParent( item ) );
+    while( it.IsOk() )
+    {
+        wxDataViewItem * pItem = new wxDataViewItem( it );
+        list.Insert( pItem );
+        it = model->GetParent( it );
+    }
+
+    wxGtkTreeModelNode * node = treeNode;
+    for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
+    {
+        if( node && node->GetNodes().GetCount() != 0 )
+        {
+            int len = node->GetNodes().GetCount();
+            wxGtkTreeModelNodes nodes = node->GetNodes();
+            int j = 0;
+            for( ; j < len; j ++)
+            {
+                if( nodes[j]->GetItem() == *(n->GetData()))
+                {
+                    node = nodes[j];
+                    break;
+                }    
+            }
+
+            if( j == len )
+            {
+                return NULL;
+            }
+        }
+        else
+            return NULL;
+    }
+    //Examine whether the node is item's parent node
+    int len = node->GetChildCount();
+    for( int i = 0; i < len ; i ++ )
+    {
+        if( node->GetChildren().Item( i ) == item.GetID() )
+            return node;
+    }
+    return NULL;
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
+{
+    if (!iter)
+        return NULL;
+        
+    wxDataViewItem item( (void*) iter->user_data );
+    if (!item.IsOk())
+        return NULL;
+
+    return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
+{
+    if (!item.IsOk())
+        return NULL;
+
+    return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
+}
+
+//-----------------------------------------------------------------------------
+// wxDataViewCtrl signal callbacks
+//-----------------------------------------------------------------------------
+
+static void
+wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
+{
+    if (!GTK_WIDGET_REALIZED(dv->m_widget))
+        return;
+
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED, dv->GetId() );
+    event.SetItem( dv->GetSelection() );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static void
+wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
+                                   GtkTreeViewColumn *column, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
+
+    GtkTreeIter iter;
+    dv->GtkGetInternal()->get_iter( &iter, path );
+    wxDataViewItem item( (void*) iter.user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static gboolean
+wxdataview_test_expand_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                     GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+  
+    return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_expanded_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                  GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static gboolean
+wxdataview_test_collapse_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                       GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+    
+    return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_collapsed_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                   GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+    // wxDataViewCtrl
+//-----------------------------------------------------------------------------
+
+//-----------------------------------------------------------------------------
+// InsertChild for wxDataViewCtrl
+//-----------------------------------------------------------------------------
+
+static void wxInsertChildInDataViewCtrl( wxWindowGTK* parent, wxWindowGTK* child )
+{
+    wxDataViewCtrl * dvc = (wxDataViewCtrl*) parent;
+    GtkWidget *treeview = dvc->GtkGetTreeView();
+
+    // Insert widget in GtkTreeView
+    if (GTK_WIDGET_REALIZED(treeview))
+        gtk_widget_set_parent_window( child->m_widget,
+          gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
+    gtk_widget_set_parent( child->m_widget, treeview );
+}
+
+static
+void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
+                                     GtkAllocation *alloc,
+                                     wxDataViewCtrl *win )
+{
+    wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
+    while (node)
+    {
+        wxWindow *child = node->GetData();
+
+        GtkRequisition req;
+        gtk_widget_size_request( child->m_widget, &req );
+
+        GtkAllocation alloc;
+        alloc.x = child->m_x;
+        alloc.y = child->m_y;
+        alloc.width = child->m_width;
+        alloc.height = child->m_height;
+        gtk_widget_size_allocate( child->m_widget, &alloc );
+
+        node = node->GetNext();
+    }
+}
+
+
+
+IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
+
+wxDataViewCtrl::~wxDataViewCtrl()
+{
+    if (m_notifier)
+        GetModel()->RemoveNotifier( m_notifier );
+
+    // remove the model from the GtkTreeView before it gets destroyed by the
+    // wxDataViewCtrlBase's dtor
+    gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
+    
+    delete m_internal;
+}
+
+void wxDataViewCtrl::Init()
+{
+    m_notifier = NULL;
+}
+
+bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
+           const wxPoint& pos, const wxSize& size,
+           long style, const wxValidator& validator )
+{
+    Init();
+
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, validator ))
+    {
+        wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
+        return false;
+    }
+
+    m_insertCallback = wxInsertChildInDataViewCtrl;
+
+    m_widget = gtk_scrolled_window_new (NULL, NULL);
+
+    GtkScrolledWindowSetBorder(m_widget, style);
+
+    m_treeview = gtk_tree_view_new();
+    gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
+
+    g_signal_connect (m_treeview, "size_allocate",
+                     G_CALLBACK (gtk_dataviewctrl_size_callback), this);
+
+#ifdef __WXGTK26__
+    if (!gtk_check_version(2,6,0))
+        gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
+#endif
+
+    if (style & wxDV_MULTIPLE)
+    {
+        GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+        gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
+    }
+
+    gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
+
+#ifdef __WXGTK210__
+    if (!gtk_check_version(2,10,0))
+    {
+        GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
+
+        if ((style & wxDV_HORIZ_RULES) != 0 &&
+            (style & wxDV_VERT_RULES) != 0)
+            grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
+        else if (style & wxDV_VERT_RULES)
+            grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
+        else if (style & wxDV_HORIZ_RULES)
+            grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
+
+        gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
+    }
+    else
+#endif
+    {
+        gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_HORIZ_RULES) != 0 );
+    }
+
+    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
+        GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
+    gtk_widget_show (m_treeview);
+
+    m_parent->DoAddChild( this );
+
+    PostCreation(size);
+
+    GtkEnableSelectionEvents();
+
+    g_signal_connect_after (m_treeview, "row-activated",
+                            G_CALLBACK (wxdataview_row_activated_callback), this);
+
+    g_signal_connect (m_treeview, "test-collapse-row",
+                            G_CALLBACK (wxdataview_test_collapse_row_callback), this);
+
+    g_signal_connect_after (m_treeview, "row-collapsed",
+                            G_CALLBACK (wxdataview_row_collapsed_callback), this);
+
+    g_signal_connect (m_treeview, "test-expand-row",
+                            G_CALLBACK (wxdataview_test_expand_row_callback), this);
+                            
+    g_signal_connect_after (m_treeview, "row-expanded",
+                            G_CALLBACK (wxdataview_row_expanded_callback), this);
+
+    return true;
 }
 
 void wxDataViewCtrl::OnInternalIdle()
@@ -2455,17 +3031,18 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
     if (!wxDataViewCtrlBase::AssociateModel( model ))
         return false;
 
-    GtkWxTreeModel *gtkwx_tree_model = wxgtk_tree_model_new();
-    wxGtkTreeModel *wxgtk_tree_model = new wxGtkTreeModel( model, gtkwx_tree_model );
-    
-    gtkwx_tree_model->model = wxgtk_tree_model;
+    GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
+    m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
+    gtk_model->internal = m_internal;
 
-    m_notifier = new wxGtkDataViewModelNotifier( gtkwx_tree_model, model, this );
+    m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this );
 
     model->AddNotifier( m_notifier );
 
-    gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtkwx_tree_model) );
-    g_object_unref( gtkwx_tree_model );
+    gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) );
+    
+    // unref in wxDataViewCtrlInternal
+    // g_object_unref( gtk_model );
 
     return true;
 }
@@ -2475,26 +3052,112 @@ bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
     if (!wxDataViewCtrlBase::AppendColumn(col))
         return false;
 
-    GtkTreeViewColumn *column = (GtkTreeViewColumn *)col->GetGtkHandle();
+    m_cols.Append( col );
+
+    gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview), 
+                                 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
+
+    return true;
+}
+
+unsigned int wxDataViewCtrl::GetColumnCount() const
+{
+    return m_cols.GetCount();
+}
+
+wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
+{
+    GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
+    if (!gtk_col)
+        return NULL;
+        
+    wxDataViewColumnList::const_iterator iter;
+    for (iter = m_cols.begin(); iter != m_cols.end(); iter++)
+    {
+        wxDataViewColumn *col = *iter;
+        if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
+        {
+            return col;
+        }
+    }
+    
+    return NULL;
+}
+
+bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
+{
+    gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview), 
+                                 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
+
+    m_cols.remove( column );
 
-    gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview), column );
+    delete column;
 
     return true;
 }
 
-wxDataViewItem wxDataViewCtrl::GetSelection()
+bool wxDataViewCtrl::ClearColumns()
+{
+    wxDataViewColumnList::iterator iter;
+    for (iter = m_cols.begin(); iter != m_cols.end(); iter++)
+    {
+        wxDataViewColumn *col = *iter;
+        gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview), 
+                                     GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
+    }
+    
+    m_cols.clear();
+    
+    return true;
+}
+
+void wxDataViewCtrl::Expand( const wxDataViewItem & item )
+{
+    GtkTreeIter iter;
+    iter.user_data = item.GetID();
+    GtkTreePath *path = m_internal->get_path( &iter );
+    gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
+    gtk_tree_path_free( path );
+}
+
+void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
+{
+    GtkTreeIter iter;
+    iter.user_data = item.GetID();
+    GtkTreePath *path = m_internal->get_path( &iter );
+    gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
+    gtk_tree_path_free( path );
+}
+
+wxDataViewItem wxDataViewCtrl::GetSelection() const
 {
     GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
     
     if (m_windowStyle & wxDV_MULTIPLE)
     {
+        // Report the first one
+        GtkTreeModel *model;
+        GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
+    
+        if (list)
+        {
+            GtkTreePath *path = (GtkTreePath*) list->data;
+            GtkTreeIter iter;
+            m_internal->get_iter( &iter, path );
+            
+            // delete list
+            g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
+            g_list_free( list );
+            
+            return wxDataViewItem( (void*) iter.user_data );
+        }
     }
     else
     {
         GtkTreeIter iter;
         if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
         {
-            wxDataViewItem item( (wxUint32) iter.user_data );
+            wxDataViewItem item( (void*) iter.user_data );
             return item;
         }
     }
@@ -2502,8 +3165,154 @@ wxDataViewItem wxDataViewCtrl::GetSelection()
     return wxDataViewItem(0);
 }
 
+int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
+{
+    sel.Clear();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    if (HasFlag(wxDV_MULTIPLE))
+    {
+        GtkTreeModel *model;
+        GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
+
+        int count = 0;
+        while (list)
+        {
+            GtkTreePath *path = (GtkTreePath*) list->data;
+            
+            GtkTreeIter iter;
+            m_internal->get_iter( &iter, path );
+
+            sel.Add( wxDataViewItem( (void*) iter.user_data ) );
+
+            list = g_list_next( list );
+            count++;
+        }
+
+        // delete list
+        g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
+        g_list_free( list );
+
+        return count;
+    }
+    else
+    {
+        GtkTreeModel *model;
+        GtkTreeIter iter;
+        gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
+        if (has_selection)
+        {
+            sel.Add( wxDataViewItem( (void*) iter.user_data) );
+            return 1;
+        }
+    }
+
+    return 0;
+}
+
+void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    gtk_tree_selection_unselect_all( selection );
+    
+    size_t i;
+    for (i = 0; i < sel.GetCount(); i++)
+    {
+        GtkTreeIter iter;
+        iter.user_data = (gpointer) sel[i].GetID();
+        gtk_tree_selection_select_iter( selection, &iter );
+    }
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::Select( const wxDataViewItem & item )
+{
+    GtkDisableSelectionEvents();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    gtk_tree_selection_select_iter( selection, &iter );
+
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
+{
+    GtkDisableSelectionEvents();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    gtk_tree_selection_unselect_iter( selection, &iter );
+
+    GtkEnableSelectionEvents();
+}
+
+bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
+{
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    
+    return gtk_tree_selection_iter_is_selected( selection, &iter );
+}
+
+void wxDataViewCtrl::SelectAll()
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    
+    gtk_tree_selection_select_all( selection );
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::UnselectAll()
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    
+    gtk_tree_selection_unselect_all( selection );
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn *column )
+{
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    GtkTreePath *path = m_internal->get_path( &iter );
+    gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
+    gtk_tree_path_free( path );
+}
+
+void wxDataViewCtrl::HitTest( const wxPoint &point, 
+                              wxDataViewItem &item,  wxDataViewColumn *&column ) const
+{
+    item = wxDataViewItem(0);
+    column = NULL;
+}
+
+wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem &item, 
+                                    const wxDataViewColumn *column ) const
+{
+    return wxRect();
+}
+
 void wxDataViewCtrl::DoSetExpanderColumn()
 {
+    gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview), 
+        GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
 }
 
 void wxDataViewCtrl::DoSetIndent()
@@ -2513,15 +3322,15 @@ void wxDataViewCtrl::DoSetIndent()
 void wxDataViewCtrl::GtkDisableSelectionEvents()
 {
     GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
-    g_signal_connect_after (selection, "changed",
-                            G_CALLBACK (wxdataview_selection_changed_callback), this);
+    g_signal_handlers_disconnect_by_func( selection,
+                            (gpointer) (wxdataview_selection_changed_callback), this);
 }
 
 void wxDataViewCtrl::GtkEnableSelectionEvents()
 {
     GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
-    g_signal_handlers_disconnect_by_func( selection,
-                            (gpointer) (wxdataview_selection_changed_callback), this);
+    g_signal_connect_after (selection, "changed",
+                            G_CALLBACK (wxdataview_selection_changed_callback), this);
 }
 
 // static