pure CF code

[wxWidgets.git] / src / gtk / dataview.cpp

diff --git a/src/gtk/dataview.cpp b/src/gtk/dataview.cpp
index bdfff7799daf67d426b2283a25c8fe075a461deb..dcaa4c1af9b99b430796975ec3a898fdfa5a30c8 100644 (file)
--- a/src/gtk/dataview.cpp
+++ b/src/gtk/dataview.cpp
@@ -155,7 +155,7 @@ public:
 
     ~wxGtkTreeModelNode()
     {
 
     ~wxGtkTreeModelNode()
     {

-        size_t count = m_children.GetCount();
+        size_t count = m_nodes.GetCount();

         size_t i;
         for (i = 0; i < count; i++)
         {
         size_t i;
         for (i = 0; i < count; i++)
         {


@@ -975,8 +975,14 @@ static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
 {
     GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
     wxDataViewCustomRenderer *cell = wxrenderer->cell;
 {
     GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
     wxDataViewCustomRenderer *cell = wxrenderer->cell;

+    
+    // Renderer doesn't support in-place editing

     if (!cell->HasEditorCtrl())
         return NULL;
     if (!cell->HasEditorCtrl())
         return NULL;

+        
+    // An in-place editing control is still around
+    if (cell->GetEditorCtrl())
+        return NULL;

 
     GdkRectangle rect;
     gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
 
     GdkRectangle rect;
     gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,


@@ -1080,7 +1086,7 @@ gtk_wx_cell_renderer_render (GtkCellRenderer      *renderer,
     rect.y += cell_area->y;
     rect.width  -= renderer->xpad * 2;
     rect.height -= renderer->ypad * 2;
     rect.y += cell_area->y;
     rect.width  -= renderer->xpad * 2;
     rect.height -= renderer->ypad * 2;

-
+        

     GdkRectangle dummy;
     if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
     {
     GdkRectangle dummy;
     if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
     {


@@ -1172,12 +1178,6 @@ gtk_wx_cell_renderer_activate(
                 if (cell->Activate( renderrect, model, item, model_col ))
                     ret = true;
         }
                 if (cell->Activate( renderrect, model, item, model_col ))
                     ret = true;
         }

-        if (button_event->button == 3)
-        {
-            if (cell->RightClick( pt, renderrect, model, item, model_col ))
-                ret = true;
-        }
-

         wxrenderer->last_click = button_event->time;
 
         return ret;
         wxrenderer->last_click = button_event->time;
 
         return ret;


@@ -1474,8 +1474,21 @@ wxDataViewCellMode wxDataViewRenderer::GetMode() const
     return ret;
 }
 
     return ret;
 }
 

-void wxDataViewRenderer::SetAlignment( int align )
+void wxDataViewRenderer::GtkUpdateAlignment()

 {
 {

+    int align = m_alignment;
+    
+    // query alignment from column ?
+    if (align == -1)
+    {
+        // None there yet
+        if (GetOwner() == NULL)
+            return;
+        
+        align = GetOwner()->GetAlignment();
+        align |= wxALIGN_CENTRE_VERTICAL;
+    }
+    

     // horizontal alignment:
 
     gfloat xalign = 0.0;
     // horizontal alignment:
 
     gfloat xalign = 0.0;


@@ -1505,40 +1518,16 @@ void wxDataViewRenderer::SetAlignment( int align )
     g_value_unset( &gvalue2 );
 }
 
     g_value_unset( &gvalue2 );
 }
 

-int wxDataViewRenderer::GetAlignment() const
+void wxDataViewRenderer::SetAlignment( int align )

 {
 {

-    int ret = 0;
-    GValue gvalue;
-
-    // horizontal alignment:
-
-    g_object_get( G_OBJECT(m_renderer), "xalign", &gvalue, NULL );
-    float xalign = g_value_get_float( &gvalue );
-    if (xalign < 0.5)
-        ret |= wxALIGN_LEFT;
-    else if (xalign == 0.5)
-        ret |= wxALIGN_CENTER_HORIZONTAL;
-    else
-        ret |= wxALIGN_RIGHT;
-    g_value_unset( &gvalue );
-
-
-    // vertical alignment:
-
-    g_object_get( G_OBJECT(m_renderer), "yalign", &gvalue, NULL );
-    float yalign = g_value_get_float( &gvalue );
-    if (yalign < 0.5)
-        ret |= wxALIGN_TOP;
-    else if (yalign == 0.5)
-        ret |= wxALIGN_CENTER_VERTICAL;
-    else
-        ret |= wxALIGN_BOTTOM;
-    g_value_unset( &gvalue );
-
-    return ret;
+    m_alignment = align;
+    GtkUpdateAlignment();

 }
 
 }
 

-
+int wxDataViewRenderer::GetAlignment() const
+{
+    return m_alignment;
+}

 
 // ---------------------------------------------------------
 // wxDataViewTextRenderer
 
 // ---------------------------------------------------------
 // wxDataViewTextRenderer


@@ -2268,7 +2257,7 @@ static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
 
     wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
 
 
     wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
 

-    if (!wx_model->IsIndexListModel())
+    if (!wx_model->IsVirtualListModel())

     {
 
     if (wx_model->IsContainer( item ))
     {
 
     if (wx_model->IsContainer( item ))


@@ -2451,6 +2440,16 @@ void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
 
     SetWidth( width );
 
 
     SetWidth( width );
 

+    // Create container for icon and label
+    GtkWidget *box = gtk_hbox_new( FALSE, 1 );
+    gtk_widget_show( box );
+    // gtk_container_set_border_width((GtkContainer*)box, 2);
+    m_image = gtk_image_new();
+    gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
+    m_label = gtk_label_new("");
+    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 );
 
     gtk_tree_view_column_set_cell_data_func( column, renderer,
     gtk_tree_view_column_pack_end( column, renderer, TRUE );
 
     gtk_tree_view_column_set_cell_data_func( column, renderer,


@@ -2490,39 +2489,27 @@ void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
 
 void wxDataViewColumn::SetTitle( const wxString &title )
 {
 
 void wxDataViewColumn::SetTitle( const wxString &title )
 {

-    GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
-
-    if (m_isConnected)
-    {
-        // disconnect before column->button gets recreated
-        g_signal_handlers_disconnect_by_func( column->button,
-                      (GtkWidget*) gtk_dataview_header_button_press_callback, this);
-
-        m_isConnected = false;
-    }
-
-    // FIXME: can it really happen that we don't have the owner here??

     wxDataViewCtrl *ctrl = GetOwner();
     wxDataViewCtrl *ctrl = GetOwner();

-    gtk_tree_view_column_set_title( column, ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
+    gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())

                                                  : wxGTK_CONV_SYS(title) );
                                                  : wxGTK_CONV_SYS(title) );

-
-    gtk_tree_view_column_set_widget( column, NULL );
+    if (title.empty())
+        gtk_widget_hide( m_label );
+    else
+        gtk_widget_show( m_label );

 }
 
 wxString wxDataViewColumn::GetTitle() const
 {
 }
 
 wxString wxDataViewColumn::GetTitle() const
 {

-    const gchar *str = gtk_tree_view_column_get_title( GTK_TREE_VIEW_COLUMN(m_column) );
-    return wxConvFileName->cMB2WX(str);
+    return wxGTK_CONV_BACK( gtk_label_get_text( GTK_LABEL(m_label) ) );

 }
 
 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
 {
     wxDataViewColumnBase::SetBitmap( bitmap );
 
 }
 
 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
 {
     wxDataViewColumnBase::SetBitmap( bitmap );
 

-    GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);

     if (bitmap.Ok())
     {
     if (bitmap.Ok())
     {

-        GtkImage *gtk_image = GTK_IMAGE( gtk_image_new() );
+        GtkImage *gtk_image = GTK_IMAGE(m_image);

 
         GdkBitmap *mask = (GdkBitmap *) NULL;
         if (bitmap.GetMask())
 
         GdkBitmap *mask = (GdkBitmap *) NULL;
         if (bitmap.GetMask())


@@ -2538,13 +2525,11 @@ void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
             gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
                                       bitmap.GetPixmap(), mask);
         }
             gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
                                       bitmap.GetPixmap(), mask);
         }

-        gtk_widget_show( GTK_WIDGET(gtk_image) );
-
-        gtk_tree_view_column_set_widget( column, GTK_WIDGET(gtk_image) );
+        gtk_widget_show( m_image );

     }
     else
     {
     }
     else
     {

-        gtk_tree_view_column_set_widget( column, NULL );
+        gtk_widget_hide( m_image );

     }
 }
 
     }
 }
 


@@ -2570,6 +2555,9 @@ void wxDataViewColumn::SetAlignment( wxAlignment align )
         xalign = 0.5;
 
     gtk_tree_view_column_set_alignment( column, xalign );
         xalign = 0.5;
 
     gtk_tree_view_column_set_alignment( column, xalign );

+    
+    if (m_renderer && m_renderer->GetAlignment() == -1)
+        m_renderer->GtkUpdateAlignment();

 }
 
 wxAlignment wxDataViewColumn::GetAlignment() const
 }
 
 wxAlignment wxDataViewColumn::GetAlignment() const


@@ -2655,7 +2643,16 @@ void wxDataViewColumn::SetWidth( int width )
 {
     if (width < 0)
     {
 {
     if (width < 0)
     {

+#if 1
+        gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
+
+        // TODO find a better calculation
+        gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), wxDVC_DEFAULT_WIDTH );
+#else
+        // this is unpractical for large numbers of items and disables
+        // user resizing, which is totally unexpected

         gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
         gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );

+#endif

     }
     else
     {
     }
     else
     {


@@ -2749,7 +2746,7 @@ wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
     m_sort_column = -1;
     m_dataview_sort_column = NULL;
 
     m_sort_column = -1;
     m_dataview_sort_column = NULL;
 

-    if (!m_wx_model->IsIndexListModel())
+    if (!m_wx_model->IsVirtualListModel())

         InitTree();
 }
 
         InitTree();
 }
 


@@ -2868,13 +2865,13 @@ bool wxDataViewCtrlInternal::Cleared()
 
 void wxDataViewCtrlInternal::Resort()
 {
 
 void wxDataViewCtrlInternal::Resort()
 {

-    if (!m_wx_model->IsIndexListModel())
+    if (!m_wx_model->IsVirtualListModel())

         m_root->Resort();
 }
 
 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
         m_root->Resort();
 }
 
 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
 {

-    if (!m_wx_model->IsIndexListModel())
+    if (!m_wx_model->IsVirtualListModel())

     {
         wxGtkTreeModelNode *parent_node = FindNode( parent );
         if (m_wx_model->IsContainer( item ))
     {
         wxGtkTreeModelNode *parent_node = FindNode( parent );
         if (m_wx_model->IsContainer( item ))


@@ -2888,7 +2885,7 @@ bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDa
 
 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 {
 
 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 {

-    if (!m_wx_model->IsIndexListModel())
+    if (!m_wx_model->IsVirtualListModel())

     {
         wxGtkTreeModelNode *parent_node = FindNode( parent );
         parent_node->DeleteChild( item.GetID() );
     {
         wxGtkTreeModelNode *parent_node = FindNode( parent );
         parent_node->DeleteChild( item.GetID() );


@@ -2925,7 +2922,7 @@ bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned
 
 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
 {
 
 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

         return GTK_TREE_MODEL_LIST_ONLY;
     else
         return GTK_TREE_MODEL_ITERS_PERSIST;
         return GTK_TREE_MODEL_LIST_ONLY;
     else
         return GTK_TREE_MODEL_ITERS_PERSIST;


@@ -2933,7 +2930,7 @@ GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
 
 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
 {
 
 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 
     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 


@@ -2993,7 +2990,7 @@ GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
 {
     GtkTreePath *retval = gtk_tree_path_new ();
 
 {
     GtkTreePath *retval = gtk_tree_path_new ();
 

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         // user_data is just the index
         int i = (wxUIntPtr) iter->user_data;
     {
         // user_data is just the index
         int i = (wxUIntPtr) iter->user_data;


@@ -3020,7 +3017,7 @@ GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
 
 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
 {
 
 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 
     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 


@@ -3054,7 +3051,7 @@ gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
 
 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
 {
 
 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         // this is a list, nodes have no children
         if (parent)
     {
         // this is a list, nodes have no children
         if (parent)


@@ -3087,7 +3084,7 @@ gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *
 
 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
 {
 
 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         // this is a list, nodes have no children
         return FALSE;
     {
         // this is a list, nodes have no children
         return FALSE;


@@ -3110,7 +3107,7 @@ gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
 
 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
 {
 
 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 
     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 


@@ -3137,7 +3134,7 @@ gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
 
 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
 {
 
 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 
     {
         wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
 


@@ -3178,7 +3175,7 @@ gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter
 
 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
 {
 
 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
 {

-    if (m_wx_model->IsIndexListModel())
+    if (m_wx_model->IsVirtualListModel())

     {
         return FALSE;
     }
     {
         return FALSE;
     }


@@ -3575,6 +3572,8 @@ wxDataViewCtrl::~wxDataViewCtrl()
     if (m_notifier)
         GetModel()->RemoveNotifier( m_notifier );
 
     if (m_notifier)
         GetModel()->RemoveNotifier( m_notifier );
 

+    m_cols.Clear();
+

     // 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 );
     // 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 );


@@ -3586,6 +3585,8 @@ void wxDataViewCtrl::Init()
 {
     m_notifier = NULL;
     m_internal = NULL;
 {
     m_notifier = NULL;
     m_internal = NULL;

+    
+    m_cols.DeleteContents( true );

 }
 
 static GtkTargetEntry gs_target;
 }
 
 static GtkTargetEntry gs_target;


@@ -3617,13 +3618,16 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
 
     gs_target.target = const_cast<char *>("UTF8_STRING");
     gs_target.flags = 0;
 
     gs_target.target = const_cast<char *>("UTF8_STRING");
     gs_target.flags = 0;

-    gs_target.info = -1;
+    gs_target.info = static_cast<guint>(-1);

     gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_treeview),
        GDK_BUTTON1_MASK, &gs_target, 1, (GdkDragAction) GDK_ACTION_COPY );
 
 #ifdef __WXGTK26__
     if (!gtk_check_version(2,6,0))
     gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_treeview),
        GDK_BUTTON1_MASK, &gs_target, 1, (GdkDragAction) GDK_ACTION_COPY );
 
 #ifdef __WXGTK26__
     if (!gtk_check_version(2,6,0))

-        gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
+    {
+        bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
+        gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
+    }

 #endif
 
     if (style & wxDV_MULTIPLE)
 #endif
 
     if (style & wxDV_MULTIPLE)


@@ -3715,6 +3719,14 @@ bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
     if (!wxDataViewCtrlBase::AssociateModel( model ))
         return false;
 
     if (!wxDataViewCtrlBase::AssociateModel( model ))
         return false;
 

+#ifdef __WXGTK26__
+    if (!gtk_check_version(2,6,0))
+    {
+        bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
+        gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
+    }
+#endif
+

     GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
     m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
     gtk_model->internal = m_internal;
     GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
     m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
     gtk_model->internal = m_internal;


@@ -3775,6 +3787,28 @@ bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
     return true;
 }
 
     return true;
 }
 

+bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
+{
+    if (!wxDataViewCtrlBase::InsertColumn(pos,col))
+        return false;
+
+    m_cols.Insert( pos, col );
+
+#ifdef __WXGTK26__
+    if (!gtk_check_version(2,6,0))
+    {
+        if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
+               GTK_TREE_VIEW_COLUMN_FIXED)
+           gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
+    }
+#endif
+
+    gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
+                                 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
+
+    return true;
+}
+

 unsigned int wxDataViewCtrl::GetColumnCount() const
 {
     return m_cols.GetCount();
 unsigned int wxDataViewCtrl::GetColumnCount() const
 {
     return m_cols.GetCount();


@@ -3787,7 +3821,7 @@ wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
         return NULL;
 
     wxDataViewColumnList::const_iterator iter;
         return NULL;
 
     wxDataViewColumnList::const_iterator iter;

-    for (iter = m_cols.begin(); iter != m_cols.end(); iter++)
+    for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)

     {
         wxDataViewColumn *col = *iter;
         if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
     {
         wxDataViewColumn *col = *iter;
         if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)


@@ -3804,9 +3838,7 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
     gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
                                  GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
 
     gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
                                  GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
 

-    m_cols.remove( column );
-
-    delete column;
+    m_cols.DeleteObject( column );

 
     return true;
 }
 
     return true;
 }


@@ -3814,14 +3846,14 @@ bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
 bool wxDataViewCtrl::ClearColumns()
 {
     wxDataViewColumnList::iterator iter;
 bool wxDataViewCtrl::ClearColumns()
 {
     wxDataViewColumnList::iterator iter;

-    for (iter = m_cols.begin(); iter != m_cols.end(); 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()) );
     }
 
     {
         wxDataViewColumn *col = *iter;
         gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
                                      GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
     }
 

-    m_cols.clear();
+    m_cols.Clear();

 
     return true;
 }
 
     return true;
 }