]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/dataview.cpp
Add wxRichMessageDialog class.
[wxWidgets.git] / src / gtk / dataview.cpp
index 15855368b10e981f25e610aa7d518d86d63d8f9a..e3ae840c43582b22c9c9503ff47a01f90e8f4ccc 100644 (file)
@@ -33,6 +33,9 @@
 #include "wx/gtk/dc.h"
 #include "wx/gtk/dcclient.h"
 
+#include "wx/gtk/private/gdkconv.h"
+using namespace wxGTKImpl;
+
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 
@@ -44,6 +47,146 @@ extern "C" {
 typedef struct _GtkWxTreeModel       GtkWxTreeModel;
 }
 
+// ----------------------------------------------------------------------------
+// wxGtkTreePath: self-destroying GtkTreePath
+// ----------------------------------------------------------------------------
+
+// Usually this object is initialized with the associated GtkTreePath
+// immediately when it's constructed but it can also be changed later either by
+// using Assign() or by getting the pointer to the internally stored pointer
+// value using ByRef(). The latter should be avoided but is very convenient
+// when using GTK functions with GtkTreePath output parameters.
+class wxGtkTreePath
+{
+public:
+    // Ctor takes ownership of the given path and will free it if non-NULL.
+    wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
+
+    // Creates a tree path for the given string path.
+    wxGtkTreePath(const gchar *strpath)
+        : m_path(gtk_tree_path_new_from_string(strpath))
+    {
+    }
+
+    // Set the stored pointer if not done by ctor.
+    void Assign(GtkTreePath *path)
+    {
+        wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
+
+        m_path = path;
+    }
+
+    // Return the pointer to the internally stored pointer. This should only be
+    // used to initialize the object by passing it to some GTK function.
+    GtkTreePath **ByRef()
+    {
+        wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
+
+        return &m_path;
+    }
+
+
+    operator GtkTreePath *() const { return m_path; }
+
+    ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
+
+private:
+    GtkTreePath *m_path;
+
+    wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
+};
+
+// ----------------------------------------------------------------------------
+// wxGtkTreeSelectionLock: prevent selection from changing during the
+//                                 lifetime of this object
+// ----------------------------------------------------------------------------
+
+// Implementation note: it could be expected that setting the selection
+// function in this class ctor and resetting it back to the old value in its
+// dtor would work. However currently gtk_tree_selection_get_select_function()
+// can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
+// so we can't do this. Instead, we always use the selection function (which
+// imposes extra overhead, albeit minimal one, on all selection operations) and
+// just set/reset the flag telling it whether it should allow or forbid the
+// selection.
+//
+// Also notice that currently only a single object of this class may exist at
+// any given moment. It's just simpler like this and we don't need anything
+// more for now.
+
+extern "C"
+gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
+                                   GtkTreeModel * WXUNUSED(model),
+                                   GtkTreePath * WXUNUSED(path),
+                                   gboolean WXUNUSED(path_currently_selected),
+                                   gpointer data)
+{
+    return data == NULL;
+}
+
+class wxGtkTreeSelectionLock
+{
+public:
+    wxGtkTreeSelectionLock(GtkTreeSelection *selection)
+        : m_selection(selection)
+    {
+        wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
+
+        ms_instance = this;
+
+        CheckCurrentSelectionFunc(NULL);
+
+        // Pass some non-NULL pointer as "data" for the callback, it doesn't
+        // matter what it is as long as it's non-NULL.
+        gtk_tree_selection_set_select_function(selection,
+                                               wxdataview_selection_func,
+                                               this,
+                                               NULL);
+    }
+
+    ~wxGtkTreeSelectionLock()
+    {
+        CheckCurrentSelectionFunc(wxdataview_selection_func);
+
+        gtk_tree_selection_set_select_function(m_selection,
+                                               wxdataview_selection_func,
+                                               NULL,
+                                               NULL);
+
+        ms_instance = NULL;
+    }
+
+private:
+    void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
+    {
+        // We can only use gtk_tree_selection_get_select_function() with 2.14+
+        // so check for its availability both during compile- and run-time.
+#if GTK_CHECK_VERSION(2, 14, 0)
+        if ( gtk_check_version(2, 14, 0) != NULL )
+            return;
+
+        // If this assert is triggered, it means the code elsewhere has called
+        // gtk_tree_selection_set_select_function() but currently doing this
+        // breaks this class so the code here needs to be changed.
+        wxASSERT_MSG
+        (
+            gtk_tree_selection_get_select_function(m_selection) == func,
+            "selection function has changed unexpectedly, review this code!"
+        );
+#endif // GTK+ 2.14+
+
+        wxUnusedVar(func);
+    }
+
+    static wxGtkTreeSelectionLock *ms_instance;
+
+    GtkTreeSelection * const m_selection;
+
+    wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
+};
+
+wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
+
 //-----------------------------------------------------------------------------
 // wxDataViewCtrlInternal
 //-----------------------------------------------------------------------------
@@ -51,7 +194,7 @@ typedef struct _GtkWxTreeModel       GtkWxTreeModel;
 WX_DECLARE_LIST(wxDataViewItem, ItemList);
 WX_DEFINE_LIST(ItemList)
 
-class WXDLLIMPEXP_ADV wxDataViewCtrlInternal
+class wxDataViewCtrlInternal
 {
 public:
     wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model );
@@ -108,6 +251,9 @@ public:
     wxDataViewCtrl* GetOwner()          { return m_owner; }
     GtkWxTreeModel* GetGtkModel()       { return m_gtk_model; }
 
+    // item can be deleted already in the model
+    int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
+
 protected:
     void InitTree();
     wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
@@ -539,8 +685,8 @@ wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
         gtype = G_TYPE_STRING;
     else
     {
-        gtype = G_TYPE_STRING;
-        // wxFAIL_MSG( wxT("non-string columns not supported yet") );
+        gtype = G_TYPE_POINTER;
+        // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
     }
 
     return gtype;
@@ -617,7 +763,10 @@ wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
 {
     GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) 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);
+    if (parent)
+    {
+        g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
+    }
 
     return wxtree_model->internal->iter_children( iter, parent );
 }
@@ -954,19 +1103,16 @@ static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
 {
     GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
     wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
+    wxDataViewColumn *column = wx_renderer->GetOwner();
 
-    GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
-    GtkTreeIter iter;
-    wx_renderer->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
-    wxDataViewItem item( (void*) iter.user_data );;
-    gtk_tree_path_free( treepath );
+    wxDataViewItem
+        item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
 
-    wxDataViewColumn *column = wx_renderer->GetOwner();
     wxDataViewCtrl *dv = column->GetOwner();
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
     event.SetDataViewColumn( column );
     event.SetModel( dv->GetModel() );
-    event.SetColumn( wx_renderer->GetOwner()->GetModelColumn() );
+    event.SetColumn( column->GetModelColumn() );
     event.SetItem( item );
     dv->HandleWindowEvent( event );
 
@@ -1150,14 +1296,11 @@ static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
 //    rect.width  -= renderer->xpad * 2;
 //    rect.height -= renderer->ypad * 2;
 
-//    wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
-    wxRect renderrect( cell_area->x, cell_area->y, cell_area->width, cell_area->height );
+//    wxRect renderrect(wxRectFromGDKRect(&rect));
+    wxRect renderrect(wxRectFromGDKRect(cell_area));
 
-    GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
-    GtkTreeIter iter;
-    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
-    wxDataViewItem item( (void*) iter.user_data );
-    gtk_tree_path_free( treepath );
+    wxDataViewItem
+        item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
 
     cell->StartEditing( item, renderrect );
 
@@ -1222,54 +1365,36 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
     GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
     wxDataViewCustomRenderer *cell = wxrenderer->cell;
 
-    cell->window = window;
-    cell->widget = widget;
-    cell->background_area = (void*) background_area;
-    cell->cell_area = (void*) cell_area;
-    cell->expose_area = (void*) expose_area;
-    cell->flags = (int) flags;
+    cell->GTKStashRenderParams(window, widget,
+                               background_area, expose_area, flags);
 
-    GdkRectangle rect;
-    gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
-                                   &rect.x,
-                                   &rect.y,
-                                   &rect.width,
-                                   &rect.height);
+    wxRect rect(wxRectFromGDKRect(cell_area));
+    rect = rect.Deflate(renderer->xpad, renderer->ypad);
 
-    rect.x += cell_area->x;
-    rect.y += cell_area->y;
-    rect.width  -= renderer->xpad * 2;
-    rect.height -= renderer->ypad * 2;
+    wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
+    wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
 
-    GdkRectangle dummy;
-    if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
+    // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
+    // window such as a DnD drop window.
+    if (window != impl->m_gdkwindow)
     {
-        wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
-        wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
-        wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
-
-        // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
-        // window such as a DnD drop window.
-        if (window != impl->m_gdkwindow)
-        {
-            impl->Destroy();
-            impl->m_gdkwindow = window;
-            impl->SetUpDC();
-        }
-
-        int state = 0;
-        if (flags & GTK_CELL_RENDERER_SELECTED)
-            state |= wxDATAVIEW_CELL_SELECTED;
-        if (flags & GTK_CELL_RENDERER_PRELIT)
-            state |= wxDATAVIEW_CELL_PRELIT;
-        if (flags & GTK_CELL_RENDERER_INSENSITIVE)
-            state |= wxDATAVIEW_CELL_INSENSITIVE;
-        if (flags & GTK_CELL_RENDERER_INSENSITIVE)
-            state |= wxDATAVIEW_CELL_INSENSITIVE;
-        if (flags & GTK_CELL_RENDERER_FOCUSED)
-            state |= wxDATAVIEW_CELL_FOCUSED;
-        cell->Render( renderrect, dc, state );
+        impl->Destroy();
+        impl->m_gdkwindow = window;
+        impl->SetUpDC();
     }
+
+    int state = 0;
+    if (flags & GTK_CELL_RENDERER_SELECTED)
+        state |= wxDATAVIEW_CELL_SELECTED;
+    if (flags & GTK_CELL_RENDERER_PRELIT)
+        state |= wxDATAVIEW_CELL_PRELIT;
+    if (flags & GTK_CELL_RENDERER_INSENSITIVE)
+        state |= wxDATAVIEW_CELL_INSENSITIVE;
+    if (flags & GTK_CELL_RENDERER_INSENSITIVE)
+        state |= wxDATAVIEW_CELL_INSENSITIVE;
+    if (flags & GTK_CELL_RENDERER_FOCUSED)
+        state |= wxDATAVIEW_CELL_FOCUSED;
+    cell->WXCallRender( rect, dc, state );
 }
 
 static gboolean
@@ -1297,16 +1422,12 @@ gtk_wx_cell_renderer_activate(
     rect.width  -= renderer->xpad * 2;
     rect.height -= renderer->ypad * 2;
 
-    wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
+    wxRect renderrect(wxRectFromGDKRect(&rect));
 
-    wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
+    wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
+    wxDataViewModel *model = ctrl->GetModel();
 
-    GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
-
-    GtkTreeIter iter;
-    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
-    wxDataViewItem item( iter.user_data );
-    gtk_tree_path_free( treepath );
+    wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
 
     unsigned int model_col = cell->GetOwner()->GetModelColumn();
 
@@ -1396,28 +1517,40 @@ bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const
 
     GtkTreeIter iter;
     iter.stamp = m_wxgtk_model->stamp;
-    iter.user_data = (gpointer) item.GetID();
+    iter.user_data = item.GetID();
 
-    GtkTreePath *path = wxgtk_tree_model_get_path(
-        GTK_TREE_MODEL(m_wxgtk_model), &iter );
+    wxGtkTreePath path(wxgtk_tree_model_get_path(
+        GTK_TREE_MODEL(m_wxgtk_model), &iter ));
     gtk_tree_model_row_inserted(
         GTK_TREE_MODEL(m_wxgtk_model), path, &iter);
-    gtk_tree_path_free (path);
 
     return true;
 }
 
 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
+#if 0
+    // using _get_path for a deleted item cannot be
+    // a good idea
     GtkTreeIter iter;
     iter.stamp = m_wxgtk_model->stamp;
     iter.user_data = (gpointer) item.GetID();
+    wxGtkTreePath path(wxgtk_tree_model_get_path(
+        GTK_TREE_MODEL(m_wxgtk_model), &iter ));
+#else
+    // so get the path from the parent
+    GtkTreeIter iter;
+    iter.stamp = m_wxgtk_model->stamp;
+    iter.user_data = (gpointer) parent.GetID();
+    wxGtkTreePath path(wxgtk_tree_model_get_path(
+        GTK_TREE_MODEL(m_wxgtk_model), &iter ));
+    // and add the final index ourselves
+    int index = m_owner->GtkGetInternal()->GetIndexOf( parent, item );
+    gtk_tree_path_append_index( path, index );
+#endif
 
-    GtkTreePath *path = wxgtk_tree_model_get_path(
-        GTK_TREE_MODEL(m_wxgtk_model), &iter );
     gtk_tree_model_row_deleted(
         GTK_TREE_MODEL(m_wxgtk_model), path );
-    gtk_tree_path_free (path);
 
     m_owner->GtkGetInternal()->ItemDeleted( parent, item );
 
@@ -1435,11 +1568,10 @@ bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
     iter.stamp = m_wxgtk_model->stamp;
     iter.user_data = (gpointer) item.GetID();
 
-    GtkTreePath *path = wxgtk_tree_model_get_path(
-        GTK_TREE_MODEL(m_wxgtk_model), &iter );
+    wxGtkTreePath path(wxgtk_tree_model_get_path(
+        GTK_TREE_MODEL(m_wxgtk_model), &iter ));
     gtk_tree_model_row_changed(
         GTK_TREE_MODEL(m_wxgtk_model), path, &iter );
-    gtk_tree_path_free (path);
 
     m_owner->GtkGetInternal()->ItemChanged( item );
 
@@ -1462,11 +1594,10 @@ bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsig
             GtkTreeIter iter;
             iter.stamp = m_wxgtk_model->stamp;
             iter.user_data = (gpointer) item.GetID();
-            GtkTreePath *path = wxgtk_tree_model_get_path(
-                GTK_TREE_MODEL(m_wxgtk_model), &iter );
+            wxGtkTreePath path(wxgtk_tree_model_get_path(
+                GTK_TREE_MODEL(m_wxgtk_model), &iter ));
             GdkRectangle cell_area;
             gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
-            gtk_tree_path_free( path );
 
             GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
             double d = gtk_adjustment_get_value( hadjust );
@@ -1525,17 +1656,13 @@ wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable
     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 );
+    wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
     event.SetItem( item );
     dv->HandleWindowEvent( event );
 
     if (GTK_IS_CELL_EDITABLE(editable))
     {
-        s_user_data = iter.user_data;
+        s_user_data = item.GetID();
 
         g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
             G_CALLBACK (wxgtk_cell_editable_editing_done),
@@ -1553,10 +1680,18 @@ wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewC
 {
     m_renderer = NULL;
 
+    // we haven't changed them yet
+    m_usingDefaultAttrs = true;
+
     // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
     //       after the m_renderer pointer has been initialized
 }
 
+void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
+{
+    gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
+}
+
 void wxDataViewRenderer::GtkInitHandlers()
 {
     if (!gtk_check_version(2,6,0))
@@ -1683,39 +1818,187 @@ int wxDataViewRenderer::GetAlignment() const
     return m_alignment;
 }
 
+void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
+{
+#ifdef __WXGTK26__
+    if ( gtk_check_version(2, 6, 0) != NULL )
+        return;
+
+    GtkCellRendererText * const rend = GtkGetTextRenderer();
+    if ( !rend )
+        return;
+
+    // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
+    // can just cast between them
+    GValue gvalue = { 0, };
+    g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
+    g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
+    g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
+    g_value_unset( &gvalue );
+#else // GTK < 2.6
+    wxUnusedVar(mode);
+#endif // GTK 2.6/before
+}
+
+wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
+{
+#ifdef __WXGTK26__
+    if ( gtk_check_version(2, 6, 0) != NULL )
+        return wxELLIPSIZE_NONE;
+
+    GtkCellRendererText * const rend = GtkGetTextRenderer();
+    if ( !rend )
+        return wxELLIPSIZE_NONE;
+
+    GValue gvalue = { 0, };
+    g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
+    g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
+    wxEllipsizeMode
+        mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
+    g_value_unset( &gvalue );
+
+    return mode;
+#else // GTK < 2.6
+    return wxELLIPSIZE_NONE;
+#endif // GTK 2.6/before
+}
+
+void
+wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
+{
+    wxVariant value(str);
+    if (!Validate( value ))
+        return;
+
+    wxDataViewItem
+        item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
+
+    GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
+}
+
+void
+wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
+                                     const wxDataViewItem& item,
+                                     unsigned col)
+{
+    wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
+    model->ChangeValue( value, item, col );
+}
+
 // ---------------------------------------------------------
 // wxDataViewTextRenderer
 // ---------------------------------------------------------
 
-extern "C" {
-static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
-    gchar *arg1, gchar *arg2, gpointer user_data );
-}
+extern "C"
+{
 
 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
     gchar *arg1, gchar *arg2, gpointer user_data )
 {
     wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
 
-    wxString tmp = wxGTK_CONV_BACK_FONT(arg2, cell->GetOwner()->GetOwner()->GetFont());
-    wxVariant value = tmp;
-    if (!cell->Validate( value ))
-        return;
+    cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
+                arg2, cell->GetOwner()->GetOwner()->GetFont()));
+}
 
-    wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
+}
 
-    GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
-    GtkTreeIter iter;
-    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, path );
-    wxDataViewItem item( (void*) iter.user_data );;
-    gtk_tree_path_free( path );
+namespace
+{
 
-    unsigned int model_col = cell->GetOwner()->GetModelColumn();
+// helper function used by wxDataViewTextRenderer and
+// wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
+// given text renderer and returns true if anything was done
+bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
+{
+    bool usingDefaultAttrs = true;
+    if (attr.HasColour())
+    {
+        const GdkColor * const gcol = attr.GetColour().GetColor();
+
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, GDK_TYPE_COLOR );
+        g_value_set_boxed( &gvalue, gcol );
+        g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
+        g_value_unset( &gvalue );
+
+        usingDefaultAttrs = false;
+    }
+    else
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, G_TYPE_BOOLEAN );
+        g_value_set_boolean( &gvalue, FALSE );
+        g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
+        g_value_unset( &gvalue );
+    }
+
+    if (attr.GetItalic())
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, PANGO_TYPE_STYLE );
+        g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
+        g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
+        g_value_unset( &gvalue );
+
+        usingDefaultAttrs = false;
+    }
+    else
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, G_TYPE_BOOLEAN );
+        g_value_set_boolean( &gvalue, FALSE );
+        g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
+        g_value_unset( &gvalue );
+    }
+
+
+    if (attr.GetBold())
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
+        g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
+        g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
+        g_value_unset( &gvalue );
+
+        usingDefaultAttrs = false;
+    }
+    else
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, G_TYPE_BOOLEAN );
+        g_value_set_boolean( &gvalue, FALSE );
+        g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
+        g_value_unset( &gvalue );
+    }
 
-    model->SetValue( value, item, model_col );
-    model->ValueChanged( item, model_col );
+#if 0
+    if (attr.HasBackgroundColour())
+    {
+        wxColour colour = attr.GetBackgroundColour();
+        const GdkColor * const gcol = colour.GetColor();
+
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, GDK_TYPE_COLOR );
+        g_value_set_boxed( &gvalue, gcol );
+        g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
+        g_value_unset( &gvalue );
+    }
+    else
+    {
+        GValue gvalue = { 0, };
+        g_value_init( &gvalue, G_TYPE_BOOLEAN );
+        g_value_set_boolean( &gvalue, FALSE );
+        g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
+        g_value_unset( &gvalue );
+    }
+#endif
+
+    return !usingDefaultAttrs;
 }
 
+} // anonymous namespace
+
 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
 
 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
@@ -1743,29 +2026,25 @@ wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxD
     SetAlignment(align);
 }
 
-bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
+bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
 {
-    wxString tmp = value;
-
     GValue gvalue = { 0, };
     g_value_init( &gvalue, G_TYPE_STRING );
-    g_value_set_string( &gvalue, wxGTK_CONV_FONT( tmp, GetOwner()->GetOwner()->GetFont() ) );
+    g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
     g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
     g_value_unset( &gvalue );
 
     return true;
 }
 
-bool wxDataViewTextRenderer::GetValue( wxVariant &value ) const
+bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
 {
     GValue gvalue = { 0, };
     g_value_init( &gvalue, G_TYPE_STRING );
     g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
-    wxString tmp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
+    str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
     g_value_unset( &gvalue );
 
-    value = tmp;
-
     return true;
 }
 
@@ -1790,29 +2069,42 @@ void wxDataViewTextRenderer::SetAlignment( int align )
     g_value_unset( &gvalue );
 }
 
-// ---------------------------------------------------------
-// wxDataViewTextRendererAttr
-// ---------------------------------------------------------
-
-IMPLEMENT_CLASS(wxDataViewTextRendererAttr,wxDataViewTextRenderer)
+bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
+{
+    return GtkApplyAttr(GtkGetTextRenderer(), attr);
+}
 
-wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
-                            wxDataViewCellMode mode, int align ) :
-   wxDataViewTextRenderer( varianttype, mode, align )
+GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
 {
+    return GTK_CELL_RENDERER_TEXT(m_renderer);
 }
 
 // ---------------------------------------------------------
 // wxDataViewBitmapRenderer
 // ---------------------------------------------------------
 
+namespace
+{
+
+// set "pixbuf" property on the given renderer
+void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
+{
+    GValue gvalue = { 0, };
+    g_value_init( &gvalue, G_TYPE_OBJECT );
+    g_value_set_object( &gvalue, pixbuf );
+    g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
+    g_value_unset( &gvalue );
+}
+
+} // anonymous namespace
+
 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
 
 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
                                                     int align ) :
     wxDataViewRenderer( varianttype, mode, align )
 {
-    m_renderer = (GtkCellRenderer*) gtk_cell_renderer_pixbuf_new();
+    m_renderer = gtk_cell_renderer_pixbuf_new();
 
     SetMode(mode);
     SetAlignment(align);
@@ -1825,38 +2117,23 @@ bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
         wxBitmap bitmap;
         bitmap << value;
 
-        // This may create a Pixbuf representation in the
-        // wxBitmap object (and it will stay there)
-        GdkPixbuf *pixbuf = bitmap.GetPixbuf();
-
-        GValue gvalue = { 0, };
-        g_value_init( &gvalue, G_TYPE_OBJECT );
-        g_value_set_object( &gvalue, pixbuf );
-        g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
-        g_value_unset( &gvalue );
-
-        return true;
+        // GetPixbuf() may create a Pixbuf representation in the wxBitmap
+        // object (and it will stay there and remain owned by wxBitmap)
+        SetPixbufProp(m_renderer, bitmap.GetPixbuf());
     }
-
-    if (value.GetType() == wxT("wxIcon"))
+    else if (value.GetType() == wxT("wxIcon"))
     {
-        wxIcon bitmap;
-        bitmap << value;
-
-        // This may create a Pixbuf representation in the
-        // wxBitmap object (and it will stay there)
-        GdkPixbuf *pixbuf = bitmap.GetPixbuf();
-
-        GValue gvalue = { 0, };
-        g_value_init( &gvalue, G_TYPE_OBJECT );
-        g_value_set_object( &gvalue, pixbuf );
-        g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
-        g_value_unset( &gvalue );
+        wxIcon icon;
+        icon << value;
 
-        return true;
+        SetPixbufProp(m_renderer, icon.GetPixbuf());
+    }
+    else
+    {
+        return false;
     }
 
-    return false;
+    return true;
 }
 
 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
@@ -1891,18 +2168,14 @@ static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
     if (!cell->Validate( value ))
         return;
 
-    wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
+    wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
+    wxDataViewModel *model = ctrl->GetModel();
 
-    GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
-    GtkTreeIter iter;
-    cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, gtk_path );
-    wxDataViewItem item( (void*) iter.user_data );;
-    gtk_tree_path_free( gtk_path );
+    wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
 
     unsigned int model_col = cell->GetOwner()->GetModelColumn();
 
-    model->SetValue( value, item, model_col );
-    model->ValueChanged( item, model_col );
+    model->ChangeValue( value, item, model_col );
 }
 
 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
@@ -2000,9 +2273,10 @@ public:
 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
 
 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
-                                                    wxDataViewCellMode mode, int align,
-                                                    bool no_init ) :
-    wxDataViewRenderer( varianttype, mode, align )
+                                                    wxDataViewCellMode mode,
+                                                    int align,
+                                                    bool no_init )
+    : wxDataViewCustomRendererBase( varianttype, mode, align )
 {
     m_dc = NULL;
     m_text_renderer = NULL;
@@ -2013,40 +2287,47 @@ wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
         Init(mode, align);
 }
 
-void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
-                                           wxRect WXUNUSED(cell), wxDC *WXUNUSED(dc), int WXUNUSED(state) )
+GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
 {
-#if 0
-    wxDataViewCtrl *view = GetOwner()->GetOwner();
-    wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
-                        wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
-                        view->GetForegroundColour();
-    dc->SetTextForeground(col);
-    dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
-#else
-    if (!m_text_renderer)
-        m_text_renderer = gtk_cell_renderer_text_new();
+    if ( !m_text_renderer )
+    {
+        // we create it on demand so need to do it even from a const function
+        const_cast<wxDataViewCustomRenderer *>(this)->
+        m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
+    }
+
+    return m_text_renderer;
+}
+
+void wxDataViewCustomRenderer::RenderText( const wxString &text,
+                                           int xoffset,
+                                           wxRect cell,
+                                           wxDC *WXUNUSED(dc),
+                                           int WXUNUSED(state) )
+{
+
+    GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
 
     GValue gvalue = { 0, };
     g_value_init( &gvalue, G_TYPE_STRING );
     g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
-    g_object_set_property( G_OBJECT(m_text_renderer), "text", &gvalue );
+    g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
     g_value_unset( &gvalue );
 
-    ((GdkRectangle*) cell_area)->x += xoffset;
-    ((GdkRectangle*) cell_area)->width -= xoffset;
+    GtkApplyAttr(textRenderer, GetAttr());
 
-    gtk_cell_renderer_render( m_text_renderer,
-        window,
-        widget,
-        (GdkRectangle*) background_area,
-        (GdkRectangle*) cell_area,
-        (GdkRectangle*) expose_area,
-        (GtkCellRendererState) flags );
+    GdkRectangle cell_area;
+    wxRectToGDKRect(cell, cell_area);
+    cell_area.x += xoffset;
+    cell_area.width -= xoffset;
 
-    ((GdkRectangle*) cell_area)->x -= xoffset;
-    ((GdkRectangle*) cell_area)->width += xoffset;
-#endif
+    gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
+        m_renderParams.window,
+        m_renderParams.widget,
+        m_renderParams.background_area,
+        &cell_area,
+        m_renderParams.expose_area,
+        (GtkCellRendererState) m_renderParams.flags );
 }
 
 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
@@ -2242,7 +2523,9 @@ bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
     {
         GValue gvalue = { 0, };
         g_value_init( &gvalue, G_TYPE_STRING );
-        g_value_set_string( &gvalue, wxGTK_CONV_FONT( value.GetString(), GetOwner()->GetOwner()->GetFont() ) );
+        g_value_set_string(&gvalue,
+                           wxGTK_CONV_FONT(value.GetString(),
+                                           GetOwner()->GetOwner()->GetFont()));
         g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
         g_value_unset( &gvalue );
     }
@@ -2261,8 +2544,8 @@ bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
         GValue gvalue = { 0, };
         g_value_init( &gvalue, G_TYPE_STRING );
         g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
-        wxString temp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ),
-                const_cast<wxDataViewChoiceRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
+        wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
+                                             GetOwner()->GetOwner()->GetFont());
         g_value_unset( &gvalue );
         value = temp;
 
@@ -2297,6 +2580,45 @@ void wxDataViewChoiceRenderer::SetAlignment( int align )
     g_value_unset( &gvalue );
 }
 
+// ----------------------------------------------------------------------------
+// wxDataViewChoiceByIndexRenderer
+// ----------------------------------------------------------------------------
+
+wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
+                              wxDataViewCellMode mode, int alignment ) :
+      wxDataViewChoiceRenderer( choices, mode, alignment )
+{
+}
+                            
+void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
+{
+    wxVariant value( (long) GetChoices().Index( str ) );
+
+    if (!Validate( value ))
+        return;
+
+    wxDataViewItem
+        item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
+
+    GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
+}
+
+bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
+{
+    wxVariant string_value = GetChoice( value.GetLong() );
+    return wxDataViewChoiceRenderer::SetValue( string_value );
+}
+    
+bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
+{
+    wxVariant string_value;
+    if (!wxDataViewChoiceRenderer::GetValue( string_value ))
+         return false;
+            
+    value = (long) GetChoices().Index( string_value.GetString() );
+    return true;
+}
+
 // ---------------------------------------------------------
 // wxDataViewDateRenderer
 // ---------------------------------------------------------
@@ -2339,10 +2661,7 @@ END_EVENT_TABLE()
 
 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
 {
-    wxDateTime date = event.GetDate();
-    wxVariant value = date;
-    m_model->SetValue( value, m_item, m_col );
-    m_model->ValueChanged( m_item, m_col );
+    m_model->ChangeValue( event.GetDate(), m_item, m_col );
     DismissAndNotify();
 }
 
@@ -2408,67 +2727,63 @@ bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *m
 
 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
 
-wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
-  const wxString &varianttype, wxDataViewCellMode mode, int align ) :
-    wxDataViewCustomRenderer( varianttype, mode, align )
+wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
+                            (
+                             const wxString &varianttype,
+                             wxDataViewCellMode mode,
+                             int align
+                            )
+    : wxDataViewTextRenderer(varianttype, mode, align)
 {
-    SetMode(mode);
-    SetAlignment(align);
+    m_rendererIcon = gtk_cell_renderer_pixbuf_new();
 }
 
 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
 {
 }
 
-bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
+void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
 {
-    m_value << value;
-    return true;
-}
+    // add the icon renderer first
+    gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
 
-bool wxDataViewIconTextRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
-{
-    return false;
+    // add the text renderer too
+    wxDataViewRenderer::GtkPackIntoColumn(column);
 }
 
-bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
 {
-    const wxIcon &icon = m_value.GetIcon();
-    int offset = 0;
-    if (icon.IsOk())
-    {
-        int yoffset = wxMax( 0, (cell.height - icon.GetHeight()) / 2 );
-        dc->DrawIcon( icon, cell.x, cell.y + yoffset );
-        offset = icon.GetWidth() + 4;
-    }
+    m_value << value;
 
-    RenderText( m_value.GetText(), offset, cell, dc, state );
+    SetTextValue(m_value.GetText());
+    SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
 
     return true;
 }
 
-wxSize wxDataViewIconTextRenderer::GetSize() const
+bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
 {
-    wxSize size;
-    if (m_value.GetIcon().IsOk())
-        size.x = 4 + m_value.GetIcon().GetWidth();
-    wxCoord x,y,d;
-    GetView()->GetTextExtent( m_value.GetText(), &x, &y, &d );
-    size.x += x;
-    size.y = y+d;
-    return size;
-}
+    wxString str;
+    if ( !GetTextValue(str) )
+        return false;
 
-wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(
-    wxWindow *WXUNUSED(parent), wxRect WXUNUSED(labelRect), const wxVariant &WXUNUSED(value) )
-{
-    return NULL;
+    // user doesn't have any way to edit the icon so leave it unchanged
+    value << wxDataViewIconText(str, m_value.GetIcon());
+
+    return true;
 }
 
-bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl(
-   wxControl* WXUNUSED(editor), wxVariant &WXUNUSED(value) )
+void
+wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
+                                             const wxDataViewItem& item,
+                                             unsigned col)
 {
-    return false;
+    // we receive just the text part of our value as it's the only one which
+    // can be edited, but we need the full wxDataViewIconText value for the
+    // model
+    wxVariant valueIconText;
+    valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
+    wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
 }
 
 // ---------------------------------------------------------
@@ -2509,14 +2824,8 @@ gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
     return FALSE;
 }
 
-extern "C" {
-static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
-                            GtkCellRenderer *cell,
-                            GtkTreeModel *model,
-                            GtkTreeIter *iter,
-                            gpointer data );
-}
-
+extern "C"
+{
 
 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
                             GtkCellRenderer *renderer,
@@ -2535,37 +2844,25 @@ static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
 
     if (!wx_model->IsVirtualListModel())
     {
-
-    if (wx_model->IsContainer( item ))
-    {
-        if (wx_model->HasContainerColumns( item ) || (cell->GetOwner()->GetModelColumn() == 0))
+        gboolean visible;
+        if (wx_model->IsContainer( item ))
         {
-            GValue gvalue = { 0, };
-            g_value_init( &gvalue, G_TYPE_BOOLEAN );
-            g_value_set_boolean( &gvalue, TRUE );
-            g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
-            g_value_unset( &gvalue );
+            visible = wx_model->HasContainerColumns( item ) ||
+                        (cell->GetOwner()->GetModelColumn() == 0);
         }
         else
         {
-            GValue gvalue = { 0, };
-            g_value_init( &gvalue, G_TYPE_BOOLEAN );
-            g_value_set_boolean( &gvalue, FALSE );
-            g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
-            g_value_unset( &gvalue );
-
-            return;
+            visible = true;
         }
-    }
-    else
-    {
+
         GValue gvalue = { 0, };
         g_value_init( &gvalue, G_TYPE_BOOLEAN );
-        g_value_set_boolean( &gvalue, TRUE );
+        g_value_set_boolean( &gvalue, visible );
         g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
         g_value_unset( &gvalue );
-    }
 
+        if ( !visible )
+            return;
     }
 
     wxVariant value;
@@ -2580,105 +2877,26 @@ static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
 
     cell->SetValue( value );
 
-    if (cell->GtkHasAttributes())
-    {
-        wxDataViewItemAttr attr;
-        bool colour_set = false;
-        bool style_set = false;
-        bool weight_set = false;
-
-        if (wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr ))
-        {
-            // this must be a GtkCellRendererText
-            wxColour colour = attr.GetColour();
-            if (colour.IsOk())
-            {
-                const GdkColor * const gcol = colour.GetColor();
-
-                GValue gvalue = { 0, };
-                g_value_init( &gvalue, GDK_TYPE_COLOR );
-                g_value_set_boxed( &gvalue, gcol );
-                g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
-                g_value_unset( &gvalue );
-
-                colour_set = true;
-            }
-
-            if (attr.GetItalic())
-            {
-                GValue gvalue = { 0, };
-                g_value_init( &gvalue, PANGO_TYPE_STYLE );
-                g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
-                g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
-                g_value_unset( &gvalue );
-
-                style_set = true;
-            }
-
-            if (attr.GetBold())
-            {
-                GValue gvalue = { 0, };
-                g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
-                g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
-                g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
-                g_value_unset( &gvalue );
-
-                weight_set = true;
-            }
-        }
-
-        if (!style_set)
-        {
-            GValue gvalue = { 0, };
-            g_value_init( &gvalue, G_TYPE_BOOLEAN );
-            g_value_set_boolean( &gvalue, FALSE );
-            g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
-            g_value_unset( &gvalue );
-        }
 
-        if (!weight_set)
-        {
-            GValue gvalue = { 0, };
-            g_value_init( &gvalue, G_TYPE_BOOLEAN );
-            g_value_set_boolean( &gvalue, FALSE );
-            g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
-            g_value_unset( &gvalue );
-        }
-
-        if (!colour_set)
-        {
-            GValue gvalue = { 0, };
-            g_value_init( &gvalue, G_TYPE_BOOLEAN );
-            g_value_set_boolean( &gvalue, FALSE );
-            g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
-            g_value_unset( &gvalue );
-        }
-    }
+    // deal with attributes: if the renderer doesn't support them at all, we
+    // don't even need to query the model for them
+    if ( !cell->GtkSupportsAttrs() )
+        return;
 
-#if 0
-    if (attr.HasBackgroundColour())
+    // it can support attributes so check if this item has any
+    wxDataViewItemAttr attr;
+    if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
+            || !cell->GtkIsUsingDefaultAttrs() )
     {
-        wxColour colour = attr.GetBackgroundColour();
-        const GdkColor * const gcol = colour.GetColor();
-
-        GValue gvalue = { 0, };
-        g_value_init( &gvalue, GDK_TYPE_COLOR );
-        g_value_set_boxed( &gvalue, gcol );
-        g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
-        g_value_unset( &gvalue );
+        bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
+        cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
     }
-    else
-    {
-        GValue gvalue = { 0, };
-        g_value_init( &gvalue, G_TYPE_BOOLEAN );
-        g_value_set_boolean( &gvalue, FALSE );
-        g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
-        g_value_unset( &gvalue );
-    }
-#endif
-
+    // else: no custom attributes specified and we're already using the default
+    //       ones -- nothing to do
 }
 
+} // extern "C"
+
 #include <wx/listimpl.cpp>
 WX_DEFINE_LIST(wxDataViewColumnList)
 
@@ -2706,7 +2924,6 @@ void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
 {
     m_isConnected = false;
 
-    GtkCellRenderer *renderer = (GtkCellRenderer *) GetRenderer()->GetGtkHandle();
     GtkTreeViewColumn *column = gtk_tree_view_column_new();
     m_column = (GtkWidget*) column;
 
@@ -2725,17 +2942,20 @@ void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
     gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
     gtk_tree_view_column_set_widget( column, box );
 
-    gtk_tree_view_column_pack_end( column, renderer, TRUE );
+    wxDataViewRenderer * const colRenderer = GetRenderer();
+    GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
+
+    colRenderer->GtkPackIntoColumn(column);
 
-    gtk_tree_view_column_set_cell_data_func( column, renderer,
-        wxGtkTreeCellDataFunc, (gpointer) GetRenderer(), NULL );
+    gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
+        wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
 }
 
 void wxDataViewColumn::OnInternalIdle()
 {
     if (m_isConnected)
         return;
-
+               
     if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
     {
         GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
@@ -2744,6 +2964,9 @@ void wxDataViewColumn::OnInternalIdle()
             g_signal_connect(column->button, "button_press_event",
                       G_CALLBACK (gtk_dataview_header_button_press_callback), this);
 
+            // otherwise the event will be blocked by GTK+
+            gtk_tree_view_column_set_clickable( column, TRUE ); 
+            
             m_isConnected = true;
         }
     }
@@ -3090,11 +3313,8 @@ void wxGtkTreeModelNode::Resort()
     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);
+    gtk_tree_model_rows_reordered( gtk_tree_model,
+            wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
 
     delete [] new_order;
 
@@ -3202,9 +3422,9 @@ gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag
 {
     delete m_dragDataObject;
 
-    GtkTreeIter iter;
-    if (!get_iter( &iter, path )) return FALSE;
-    wxDataViewItem item( (void*) iter.user_data );
+    wxDataViewItem item(GetOwner()->GTKPathToItem(path));
+    if ( !item )
+        return FALSE;
 
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
     event.SetEventObject( m_owner );
@@ -3235,9 +3455,9 @@ wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source
 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
     GtkTreePath *path, GtkSelectionData *selection_data )
 {
-    GtkTreeIter iter;
-    if (!get_iter( &iter, path )) return FALSE;
-    wxDataViewItem item( (void*) iter.user_data );
+    wxDataViewItem item(GetOwner()->GTKPathToItem(path));
+    if ( !item )
+        return FALSE;
 
     if (!m_dragDataObject->IsSupported( selection_data->target ))
         return FALSE;
@@ -3267,9 +3487,9 @@ wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
                                            GtkTreePath *path,
                                            GtkSelectionData *selection_data)
 {
-    GtkTreeIter iter;
-    if (!get_iter( &iter, path )) return FALSE;
-    wxDataViewItem item( (void*) iter.user_data );
+    wxDataViewItem item(GetOwner()->GTKPathToItem(path));
+    if ( !item )
+        return FALSE;
 
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
     event.SetEventObject( m_owner );
@@ -3292,9 +3512,9 @@ wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
                                           GtkTreePath *path,
                                           GtkSelectionData *selection_data)
 {
-    GtkTreeIter iter;
-    if (!get_iter( &iter, path )) return FALSE;
-    wxDataViewItem item( (void*) iter.user_data );
+    wxDataViewItem item(GetOwner()->GTKPathToItem(path));
+    if ( !item )
+        return FALSE;
 
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
     event.SetEventObject( m_owner );
@@ -3392,10 +3612,15 @@ bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned
 
 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
 {
-    if (m_wx_model->IsVirtualListModel())
-        return GTK_TREE_MODEL_LIST_ONLY;
-    else
-        return GTK_TREE_MODEL_ITERS_PERSIST;
+    int flags = 0;
+
+    if ( m_wx_model->IsListModel() )
+        flags |= GTK_TREE_MODEL_LIST_ONLY;
+
+    if ( !m_wx_model->IsVirtualListModel() )
+        flags |= GTK_TREE_MODEL_ITERS_PERSIST;
+
+    return GtkTreeModelFlags(flags);
 }
 
 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
@@ -3459,10 +3684,17 @@ gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path
 
 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
 {
+    // When this is called from ItemDeleted(), the item is already
+    // deleted in the model.
+
     GtkTreePath *retval = gtk_tree_path_new ();
 
     if (m_wx_model->IsVirtualListModel())
     {
+        // iter is root, add nothing
+        if (!iter->user_data)
+           return retval;
+
         // user_data is just the index +1
         int i = ( (wxUIntPtr) iter->user_data ) -1;
         gtk_tree_path_append_index (retval, i);
@@ -3556,7 +3788,10 @@ gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *
             return TRUE;
         }
 
-        wxDataViewItem item( (void*) parent->user_data );
+
+        wxDataViewItem item;
+        if (parent)
+            item = wxDataViewItem( (void*) parent->user_data );
 
         if (!m_wx_model->IsContainer( item ))
             return FALSE;
@@ -3704,6 +3939,28 @@ gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *ch
     }
 }
 
+// item can be deleted already in the model
+int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
+{
+    if (m_wx_model->IsVirtualListModel())
+    {
+        return wxPtrToUInt(item.GetID()) - 1;
+    }
+    else
+    {
+        wxGtkTreeModelNode *parent_node = FindNode( parent );
+        wxGtkTreeModelChildren &children = parent_node->GetChildren();
+        size_t j;
+        for (j = 0; j < children.GetCount(); j++)
+        {
+            if (children[j] == item.GetID())
+               return j;
+        }
+    }
+    return -1;
+}
+
+
 static wxGtkTreeModelNode*
 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
 {
@@ -3727,7 +3984,7 @@ wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *tr
         if( node && node->GetNodes().GetCount() != 0 )
         {
             int len = node->GetNodes().GetCount();
-            wxGtkTreeModelNodes nodes = node->GetNodes();
+            wxGtkTreeModelNodes &nodes = node->GetNodes();
             int j = 0;
             for( ; j < len; j ++)
             {
@@ -3890,9 +4147,7 @@ wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath
 {
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
 
-    GtkTreeIter iter;
-    dv->GtkGetInternal()->get_iter( &iter, path );
-    wxDataViewItem item( (void*) iter.user_data );;
+    wxDataViewItem item(dv->GTKPathToItem(path));
     event.SetItem( item );
     event.SetModel( dv->GetModel() );
     dv->HandleWindowEvent( event );
@@ -4009,14 +4264,14 @@ gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
         gdk_event->y = y;
     }
 
-    GtkTreePath *path = NULL;
+    wxGtkTreePath path;
     GtkTreeViewColumn *column = NULL;
     gint cell_x = 0;
     gint cell_y = 0;
     if (gtk_tree_view_get_path_at_pos(
         GTK_TREE_VIEW(dv->GtkGetTreeView()),
         (int) gdk_event->x, (int) gdk_event->y,
-        &path,
+        path.ByRef(),
         &column,
         &cell_x,
         &cell_y))
@@ -4025,8 +4280,6 @@ gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
         {
             GtkTreeIter iter;
             dv->GtkGetInternal()->get_iter( &iter, path );
-
-            gtk_tree_path_free( path );
         }
     }
 
@@ -4045,30 +4298,24 @@ gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
 {
     if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
     {
-        GtkTreePath *path = NULL;
+        wxGtkTreePath path;
         GtkTreeViewColumn *column = NULL;
         gint cell_x = 0;
         gint cell_y = 0;
         if (gtk_tree_view_get_path_at_pos(
             GTK_TREE_VIEW(dv->GtkGetTreeView()),
             (int) gdk_event->x, (int) gdk_event->y,
-            &path,
+            path.ByRef(),
             &column,
             &cell_x,
             &cell_y))
         {
             if (path)
             {
-                GtkTreeIter iter;
-                dv->GtkGetInternal()->get_iter( &iter, path );
-
                 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
-                wxDataViewItem item( (void*) iter.user_data );;
-                event.SetItem( item );
+                event.SetItem(dv->GTKPathToItem(path));
                 event.SetModel( dv->GetModel() );
-                bool ret = dv->HandleWindowEvent( event );
-                gtk_tree_path_free( path );
-                return ret;
+                return dv->HandleWindowEvent( event );
              }
         }
     }
@@ -4100,14 +4347,16 @@ void wxDataViewCtrl::Init()
     m_cols.DeleteContents( true );
 }
 
-bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
-           const wxPoint& pos, const wxSize& size,
-           long style, const wxValidator& validator )
+bool wxDataViewCtrl::Create(wxWindow *parent,
+                            wxWindowID id,
+                            const wxPoint& pos,
+                            const wxSize& size,
+                            long style,
+                            const wxValidator& validator,
+                            const wxString& name)
 {
-    Init();
-
     if (!PreCreation( parent, pos, size ) ||
-        !CreateBase( parent, id, pos, size, style, validator ))
+        !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
         return false;
@@ -4194,6 +4443,14 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
     return true;
 }
 
+wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
+{
+    GtkTreeIter iter;
+    return wxDataViewItem(path && m_internal->get_iter(&iter, path)
+                            ? iter.user_data
+                            : NULL);
+}
+
 void wxDataViewCtrl::OnInternalIdle()
 {
     wxWindow::OnInternalIdle();
@@ -4209,14 +4466,7 @@ void wxDataViewCtrl::OnInternalIdle()
 
 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
 {
-    if (GetModel())
-    {
-        delete m_internal;
-        m_internal = NULL;
-
-        delete m_notifier;
-        m_notifier = NULL;
-    }
+    wxDELETE(m_internal);
 
     if (!wxDataViewCtrlBase::AssociateModel( model ))
         return false;
@@ -4392,29 +4642,61 @@ void wxDataViewCtrl::Expand( const wxDataViewItem & item )
 {
     GtkTreeIter iter;
     iter.user_data = item.GetID();
-    GtkTreePath *path = m_internal->get_path( &iter );
+    wxGtkTreePath 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 );
+    wxGtkTreePath path(m_internal->get_path( &iter ));
     gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
-    gtk_tree_path_free( path );
 }
 
 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
 {
     GtkTreeIter iter;
     iter.user_data = item.GetID();
-    GtkTreePath *path = m_internal->get_path( &iter );
-    bool res = gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
-    gtk_tree_path_free( path );
+    wxGtkTreePath path(m_internal->get_path( &iter ));
+    return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
+}
 
-    return res;
+wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
+{
+    // The tree doesn't have any current item if it hadn't been created yet but
+    // it's arguably not an error to call this function in this case so just
+    // return an invalid item without asserting.
+    if ( !m_treeview )
+        return wxDataViewItem();
+
+    wxGtkTreePath path;
+    gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
+
+    return GTKPathToItem(path);
+}
+
+void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
+{
+    wxCHECK_RET( m_treeview,
+                 "Current item can't be set before creating the control." );
+
+    // We need to make sure the model knows about this item or the path would
+    // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
+    ExpandAncestors(item);
+
+    // We also need to preserve the existing selection from changing.
+    // Unfortunately the only way to do it seems to use our own selection
+    // function and forbid any selection changes during set cursor call.
+    wxGtkTreeSelectionLock
+        lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
+
+    // Do move the cursor now.
+    GtkTreeIter iter;
+    iter.user_data = item.GetID();
+    wxGtkTreePath path(m_internal->get_path( &iter ));
+
+    gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
 }
 
 wxDataViewItem wxDataViewCtrl::GetSelection() const
@@ -4430,14 +4712,13 @@ wxDataViewItem wxDataViewCtrl::GetSelection() const
         if (list)
         {
             GtkTreePath *path = (GtkTreePath*) list->data;
-            GtkTreeIter iter;
-            m_internal->get_iter( &iter, path );
+            wxDataViewItem item(GTKPathToItem(path));
 
             // delete list
             g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
             g_list_free( list );
 
-            return wxDataViewItem( (void*) iter.user_data );
+            return item;
         }
     }
     else
@@ -4445,7 +4726,7 @@ wxDataViewItem wxDataViewCtrl::GetSelection() const
         GtkTreeIter iter;
         if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
         {
-            wxDataViewItem item( (void*) iter.user_data );
+            wxDataViewItem item( iter.user_data );
             return item;
         }
     }
@@ -4468,10 +4749,7 @@ int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
         {
             GtkTreePath *path = (GtkTreePath*) list->data;
 
-            GtkTreeIter iter;
-            m_internal->get_iter( &iter, path );
-
-            sel.Add( wxDataViewItem( (void*) iter.user_data ) );
+            sel.Add(GTKPathToItem(path));
 
             list = g_list_next( list );
             count++;
@@ -4599,9 +4877,8 @@ void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
 
     GtkTreeIter iter;
     iter.user_data = (gpointer) item.GetID();
-    GtkTreePath *path = m_internal->get_path( &iter );
+    wxGtkTreePath 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& WXUNUSED(point),
@@ -4643,6 +4920,10 @@ void wxDataViewCtrl::GtkEnableSelectionEvents()
                             G_CALLBACK (wxdataview_selection_changed_callback), this);
 }
 
+// ----------------------------------------------------------------------------
+// visual attributes stuff
+// ----------------------------------------------------------------------------
+
 // static
 wxVisualAttributes
 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
@@ -4650,9 +4931,12 @@ wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
     return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
 }
 
+void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+    wxDataViewCtrlBase::DoApplyWidgetStyle(style);
+    gtk_widget_modify_style(m_treeview, style);
+}
 
-#endif
-    // !wxUSE_GENERICDATAVIEWCTRL
+#endif // !wxUSE_GENERICDATAVIEWCTRL
 
-#endif
-    // wxUSE_DATAVIEWCTRL
+#endif // wxUSE_DATAVIEWCTRL