]> Pileus Git - ~andy/gtk/blobdiff - tests/cellareascaffold.c
Change FSF Address
[~andy/gtk] / tests / cellareascaffold.c
index 3e3787ab4deae1c70ae9aac1767a4646ad1c45d9..4c76a04cb9011943c4fa09d95bf7f0e195c04f6a 100644 (file)
@@ -16,9 +16,7 @@
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <string.h>
 /* GObjectClass */
 static void      cell_area_scaffold_finalize                       (GObject              *object);
 static void      cell_area_scaffold_dispose                        (GObject              *object);
-static void      cell_area_scaffold_set_property                   (GObject              *object,
-                                                                   guint                 prop_id,
-                                                                   const GValue         *value,
-                                                                   GParamSpec           *pspec);
-static void      cell_area_scaffold_get_property                   (GObject              *object,
-                                                                   guint                 prop_id,
-                                                                   GValue               *value,
-                                                                   GParamSpec           *pspec);
 
 /* GtkWidgetClass */
 static void      cell_area_scaffold_realize                        (GtkWidget       *widget);
@@ -64,37 +54,60 @@ static gint      cell_area_scaffold_focus                          (GtkWidget
 static gboolean  cell_area_scaffold_button_press                   (GtkWidget       *widget,
                                                                    GdkEventButton  *event);
 
+/* GtkContainerClass */
+static void      cell_area_scaffold_forall                         (GtkContainer    *container,
+                                                                   gboolean         include_internals,
+                                                                   GtkCallback      callback,
+                                                                   gpointer         callback_data);
+static void      cell_area_scaffold_remove                         (GtkContainer    *container,
+                                                                   GtkWidget       *child);
+static void      cell_area_scaffold_put_edit_widget                (CellAreaScaffold *scaffold,
+                                                                   GtkWidget        *edit_widget,
+                                                                   gint              x,
+                                                                   gint              y,
+                                                                   gint              width,
+                                                                   gint              height);
 
 /* CellAreaScaffoldClass */
 static void      cell_area_scaffold_activate                       (CellAreaScaffold *scaffold);
 
 /* CellArea/GtkTreeModel callbacks */
-static void      size_changed_cb                                   (GtkCellAreaIter *iter,
+static void      size_changed_cb                                   (GtkCellAreaContext *context,
                                                                    GParamSpec       *pspec,
                                                                    CellAreaScaffold *scaffold);
 static void      focus_changed_cb                                  (GtkCellArea      *area,
                                                                    GtkCellRenderer  *renderer,
                                                                    const gchar      *path,
                                                                    CellAreaScaffold *scaffold);
+static void      add_editable_cb                                   (GtkCellArea      *area,
+                                                                   GtkCellRenderer  *renderer,
+                                                                   GtkCellEditable  *edit_widget,
+                                                                   GdkRectangle     *cell_area,
+                                                                   const gchar      *path,
+                                                                   CellAreaScaffold *scaffold);
+static void      remove_editable_cb                                (GtkCellArea      *area,
+                                                                   GtkCellRenderer  *renderer,
+                                                                   GtkCellEditable  *edit_widget,
+                                                                   CellAreaScaffold *scaffold);
 static void      row_changed_cb                                    (GtkTreeModel     *model,
                                                                    GtkTreePath      *path,
                                                                    GtkTreeIter      *iter,
                                                                    CellAreaScaffold *scaffold);
-static void      row_inserted_cb                                    (GtkTreeModel     *model,
-                                                                    GtkTreePath      *path,
-                                                                    GtkTreeIter      *iter,
-                                                                    CellAreaScaffold *scaffold);
-static void      row_deleted_cb                                     (GtkTreeModel     *model,
-                                                                    GtkTreePath      *path,
-                                                                    CellAreaScaffold *scaffold);
-static void      rows_reordered_cb                                  (GtkTreeModel     *model,
-                                                                    GtkTreePath      *parent,
-                                                                    GtkTreeIter      *iter,
-                                                                    gint             *new_order,
-                                                                    CellAreaScaffold *scaffold);
+static void      row_inserted_cb                                   (GtkTreeModel     *model,
+                                                                   GtkTreePath      *path,
+                                                                   GtkTreeIter      *iter,
+                                                                   CellAreaScaffold *scaffold);
+static void      row_deleted_cb                                    (GtkTreeModel     *model,
+                                                                   GtkTreePath      *path,
+                                                                   CellAreaScaffold *scaffold);
+static void      rows_reordered_cb                                 (GtkTreeModel     *model,
+                                                                   GtkTreePath      *parent,
+                                                                   GtkTreeIter      *iter,
+                                                                   gint             *new_order,
+                                                                   CellAreaScaffold *scaffold);
 
 typedef struct {
-  gint    size; /* The size of the row in the scaffold's opposing orientation */
+  gint    size; /* The height of rows in the scaffold's */
 } RowData;
 
 struct _CellAreaScaffoldPrivate {
@@ -109,9 +122,9 @@ struct _CellAreaScaffoldPrivate {
   gulong           row_deleted_id;
   gulong           rows_reordered_id;
 
-  /* The area rendering the data and a global iter */
-  GtkCellArea     *area;
-  GtkCellAreaIter *iter;
+  /* The area rendering the data and a global context */
+  GtkCellArea        *area;
+  GtkCellAreaContext *context;
 
   /* Cache some info about rows (hieghts etc) */
   GArray          *row_data;
@@ -124,12 +137,15 @@ struct _CellAreaScaffoldPrivate {
    * we need to queue a redraw */
   gulong           size_changed_id;
 
+  /* Currently edited widget */
+  GtkWidget       *edit_widget;
+  GdkRectangle     edit_rect;
+  gulong           add_editable_id;
+  gulong           remove_editable_id;
 
-};
 
-enum {
-  PROP_0,
-  PROP_ORIENTATION
+  gint             row_spacing;
+  gint             indent;
 };
 
 enum {
@@ -139,8 +155,6 @@ enum {
 
 static guint scaffold_signals[N_SIGNALS] = { 0 };
 
-#define ROW_SPACING  2
-
 #define DIRECTION_STR(dir)                             \
   ((dir) == GTK_DIR_TAB_FORWARD  ? "tab forward" :     \
    (dir) == GTK_DIR_TAB_BACKWARD ? "tab backward" :    \
@@ -149,7 +163,7 @@ static guint scaffold_signals[N_SIGNALS] = { 0 };
    (dir) == GTK_DIR_LEFT         ? "left" :            \
    (dir) == GTK_DIR_RIGHT        ? "right" : "invalid")
 
-G_DEFINE_TYPE_WITH_CODE (CellAreaScaffold, cell_area_scaffold, GTK_TYPE_WIDGET,
+G_DEFINE_TYPE_WITH_CODE (CellAreaScaffold, cell_area_scaffold, GTK_TYPE_CONTAINER,
                         G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE, NULL));
 
 
@@ -163,36 +177,43 @@ cell_area_scaffold_init (CellAreaScaffold *scaffold)
                                                CellAreaScaffoldPrivate);
   priv = scaffold->priv;
 
-  priv->area = gtk_cell_area_box_new ();
-  priv->iter = gtk_cell_area_create_iter (priv->area);
+  priv->area    = gtk_cell_area_box_new ();
+  priv->context = gtk_cell_area_create_context (priv->area);
 
   priv->row_data = g_array_new (FALSE, FALSE, sizeof (RowData));
 
   gtk_widget_set_has_window (GTK_WIDGET (scaffold), FALSE);
   gtk_widget_set_can_focus (GTK_WIDGET (scaffold), TRUE);
 
+  priv->size_changed_id = 
+    g_signal_connect (priv->context, "notify",
+                     G_CALLBACK (size_changed_cb), scaffold);
+
   priv->focus_changed_id =
     g_signal_connect (priv->area, "focus-changed",
                      G_CALLBACK (focus_changed_cb), scaffold);
 
-  priv->size_changed_id = 
-    g_signal_connect (priv->iter, "notify",
-                     G_CALLBACK (size_changed_cb), scaffold);
+  priv->add_editable_id =
+    g_signal_connect (priv->area, "add-editable",
+                     G_CALLBACK (add_editable_cb), scaffold);
+
+  priv->remove_editable_id =
+    g_signal_connect (priv->area, "remove-editable",
+                     G_CALLBACK (remove_editable_cb), scaffold);
 }
 
 static void
 cell_area_scaffold_class_init (CellAreaScaffoldClass *class)
 {
-  GObjectClass   *gobject_class;
-  GtkWidgetClass *widget_class;
+  GObjectClass      *gobject_class;
+  GtkWidgetClass    *widget_class;
+  GtkContainerClass *container_class;
 
-  gobject_class = G_OBJECT_CLASS(class);
+  gobject_class = G_OBJECT_CLASS (class);
   gobject_class->dispose = cell_area_scaffold_dispose;
   gobject_class->finalize = cell_area_scaffold_finalize;
-  gobject_class->get_property = cell_area_scaffold_get_property;
-  gobject_class->set_property = cell_area_scaffold_set_property;
 
-  widget_class = GTK_WIDGET_CLASS(class);
+  widget_class = GTK_WIDGET_CLASS (class);
   widget_class->realize = cell_area_scaffold_realize;
   widget_class->unrealize = cell_area_scaffold_unrealize;
   widget_class->draw = cell_area_scaffold_draw;
@@ -206,9 +227,11 @@ cell_area_scaffold_class_init (CellAreaScaffoldClass *class)
   widget_class->focus = cell_area_scaffold_focus;
   widget_class->button_press_event = cell_area_scaffold_button_press;
 
-  class->activate = cell_area_scaffold_activate;
+  container_class = GTK_CONTAINER_CLASS (class);
+  container_class->forall = cell_area_scaffold_forall;
+  container_class->remove = cell_area_scaffold_remove;
 
-  g_object_class_override_property (gobject_class, PROP_ORIENTATION, "orientation");
+  class->activate = cell_area_scaffold_activate;
 
   scaffold_signals[ACTIVATE] =
     g_signal_new ("activate",
@@ -250,13 +273,13 @@ cell_area_scaffold_dispose (GObject *object)
 
   cell_area_scaffold_set_model (scaffold, NULL);
 
-  if (priv->iter)
+  if (priv->context)
     {
       /* Disconnect signals */
-      g_signal_handler_disconnect (priv->iter, priv->size_changed_id);
+      g_signal_handler_disconnect (priv->context, priv->size_changed_id);
 
-      g_object_unref (priv->iter);
-      priv->iter = NULL;
+      g_object_unref (priv->context);
+      priv->context = NULL;
       priv->size_changed_id = 0;
     }
 
@@ -264,6 +287,8 @@ cell_area_scaffold_dispose (GObject *object)
     {
       /* Disconnect signals */
       g_signal_handler_disconnect (priv->area, priv->focus_changed_id);
+      g_signal_handler_disconnect (priv->area, priv->add_editable_id);
+      g_signal_handler_disconnect (priv->area, priv->remove_editable_id);
 
       g_object_unref (priv->area);
       priv->area = NULL;
@@ -273,52 +298,6 @@ cell_area_scaffold_dispose (GObject *object)
   G_OBJECT_CLASS (cell_area_scaffold_parent_class)->dispose (object);  
 }
 
-static void
-cell_area_scaffold_set_property (GObject      *object,
-                                guint         prop_id,
-                                const GValue *value,
-                                GParamSpec   *pspec)
-{
-  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
-  CellAreaScaffoldPrivate *priv;
-
-  priv = scaffold->priv;
-
-  switch (prop_id)
-    {
-    case PROP_ORIENTATION:
-      gtk_orientable_set_orientation (GTK_ORIENTABLE (priv->area), 
-                                     g_value_get_enum (value));
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-static void      
-cell_area_scaffold_get_property (GObject    *object,
-                                guint       prop_id,
-                                GValue     *value,
-                                GParamSpec *pspec)
-{
-  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
-  CellAreaScaffoldPrivate *priv;
-
-  priv = scaffold->priv;
-
-  switch (prop_id)
-    {
-    case PROP_ORIENTATION:
-      g_value_set_enum (value, 
-                       gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area)));
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
 /*********************************************************
  *                    GtkWidgetClass                     *
  *********************************************************/
@@ -356,8 +335,6 @@ cell_area_scaffold_realize (GtkWidget *widget)
 
   priv->event_window = gdk_window_new (window, &attributes, attributes_mask);
   gdk_window_set_user_data (priv->event_window, widget);
-
-  gtk_widget_style_attach (widget);
 }
 
 static void
@@ -382,9 +359,9 @@ cell_area_scaffold_draw (GtkWidget       *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
   GtkTreeIter              iter;
   gboolean                 valid;
+  GdkRectangle             background_area;
   GdkRectangle             render_area;
   GtkAllocation            allocation;
   gint                     i = 0;
@@ -395,7 +372,6 @@ cell_area_scaffold_draw (GtkWidget       *widget,
     return FALSE;
 
   have_focus  = gtk_widget_has_focus (widget);
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
 
   gtk_widget_get_allocation (widget, &allocation);
 
@@ -404,6 +380,11 @@ cell_area_scaffold_draw (GtkWidget       *widget,
   render_area.width  = allocation.width;
   render_area.height = allocation.height;
 
+  background_area = render_area;
+
+  render_area.x      = priv->indent;
+  render_area.width -= priv->indent;
+
   valid = gtk_tree_model_get_iter_first (priv->model, &iter);
   while (valid)
     {
@@ -414,35 +395,42 @@ cell_area_scaffold_draw (GtkWidget       *widget,
       else
        flags = 0;
 
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+      render_area.height     = data->size;
+
+      background_area.height = render_area.height;
+      background_area.y      = render_area.y;
+
+      if (i == 0)
+       {
+         background_area.height += priv->row_spacing / 2;
+         background_area.height += priv->row_spacing % 2;
+       }
+      else if (i == priv->row_data->len - 1)
        {
-         render_area.height = data->size;
+         background_area.y      -= priv->row_spacing / 2;
+         background_area.height += priv->row_spacing / 2;
        }
       else
        {
-         render_area.width = data->size;
+         background_area.y      -= priv->row_spacing / 2;
+         background_area.height += priv->row_spacing;
        }
 
       gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-      gtk_cell_area_render (priv->area, priv->iter, widget, cr, 
-                           &render_area, &render_area, flags,
+      gtk_cell_area_render (priv->area, priv->context, widget, cr, 
+                           &background_area, &render_area, flags,
                            (have_focus && i == priv->focus_row));
 
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
-       {
-         render_area.y += data->size;
-         render_area.y += ROW_SPACING;
-       }
-      else
-       {
-         render_area.x += data->size;
-         render_area.x += ROW_SPACING;
-       }
+      render_area.y += data->size;
+      render_area.y += priv->row_spacing;
 
       i++;
       valid = gtk_tree_model_iter_next (priv->model, &iter);
     }
 
+  /* Draw the edit widget after drawing everything else */
+  GTK_WIDGET_CLASS (cell_area_scaffold_parent_class)->draw (widget, cr);
+
   return FALSE;
 }
 
@@ -451,16 +439,13 @@ request_all_base (CellAreaScaffold *scaffold)
 {
   CellAreaScaffoldPrivate *priv = scaffold->priv;
   GtkWidget               *widget = GTK_WIDGET (scaffold);
-  GtkOrientation           orientation;
   GtkTreeIter              iter;
   gboolean                 valid;
 
   if (!priv->model)
     return;
 
-  g_signal_handler_block (priv->iter, priv->size_changed_id);
-
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+  g_signal_handler_block (priv->context, priv->size_changed_id);
 
   valid = gtk_tree_model_get_iter_first (priv->model, &iter);
   while (valid)
@@ -468,21 +453,12 @@ request_all_base (CellAreaScaffold *scaffold)
       gint min, nat;
 
       gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
-       gtk_cell_area_get_preferred_width (priv->area, priv->iter, widget, &min, &nat);
-      else
-       gtk_cell_area_get_preferred_height (priv->area, priv->iter, widget, &min, &nat);
+      gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, &min, &nat);
 
       valid = gtk_tree_model_iter_next (priv->model, &iter);
     }
 
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    gtk_cell_area_iter_sum_preferred_width (priv->iter);
-  else
-    gtk_cell_area_iter_sum_preferred_height (priv->iter);
-
-  g_signal_handler_unblock (priv->iter, priv->size_changed_id);
+  g_signal_handler_unblock (priv->context, priv->size_changed_id);
 }
 
 static void 
@@ -492,7 +468,6 @@ get_row_sizes (CellAreaScaffold *scaffold,
 {
   CellAreaScaffoldPrivate *priv = scaffold->priv;
   GtkWidget               *widget = GTK_WIDGET (scaffold);
-  GtkOrientation           orientation;
   GtkTreeIter              iter;
   gboolean                 valid;
   gint                     i = 0;
@@ -500,21 +475,14 @@ get_row_sizes (CellAreaScaffold *scaffold,
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
   valid = gtk_tree_model_get_iter_first (priv->model, &iter);
   while (valid)
     {
       RowData *data = &g_array_index (array, RowData, i);
 
       gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
-       gtk_cell_area_get_preferred_height_for_width (priv->area, priv->iter, widget, 
-                                                     for_size, &data->size, NULL);
-      else
-       gtk_cell_area_get_preferred_width_for_height (priv->area, priv->iter, widget, 
-                                                     for_size, &data->size, NULL);
+      gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget, 
+                                                   for_size, &data->size, NULL);
 
       i++;
       valid = gtk_tree_model_iter_next (priv->model, &iter);
@@ -527,7 +495,6 @@ cell_area_scaffold_size_allocate (GtkWidget           *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
 
   gtk_widget_set_allocation (widget, allocation);
 
@@ -538,22 +505,16 @@ cell_area_scaffold_size_allocate (GtkWidget           *widget,
                             allocation->width,
                             allocation->height);
 
+  /* Allocate the child GtkCellEditable widget if one is currently editing a row */
+  if (priv->edit_widget)
+    gtk_widget_size_allocate (priv->edit_widget, &priv->edit_rect);
+
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
-  /* Cache the per-row sizes and allocate the iter */
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    {
-      get_row_sizes (scaffold, priv->row_data, allocation->width);
-      gtk_cell_area_iter_allocate_width (priv->iter, allocation->width);
-    }
-  else
-    {
-      get_row_sizes (scaffold, priv->row_data, allocation->height);
-      gtk_cell_area_iter_allocate_height (priv->iter, allocation->height);
-    }
+  /* Cache the per-row sizes and allocate the context */
+  gtk_cell_area_context_allocate (priv->context, allocation->width - priv->indent, -1);
+  get_row_sizes (scaffold, priv->row_data, allocation->width - priv->indent);
 }
 
 
@@ -564,27 +525,15 @@ cell_area_scaffold_get_preferred_width (GtkWidget       *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
 
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    {
-      request_all_base (scaffold);
-
-      gtk_cell_area_iter_get_preferred_width (priv->iter, minimum_size, natural_size);
-    }
-  else
-    {
-      gint min_size, nat_size;
-
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height (widget, &min_size, &nat_size);
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width_for_height (widget, min_size, 
-                                                                    minimum_size, natural_size);
-    }
+  request_all_base (scaffold);
+  gtk_cell_area_context_get_preferred_width (priv->context, minimum_size, natural_size);
+  
+  *minimum_size += priv->indent;
+  *natural_size += priv->indent;
 }
 
 static void
@@ -595,47 +544,36 @@ cell_area_scaffold_get_preferred_height_for_width (GtkWidget       *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
+  GArray                  *request_array;
+  gint                     n_rows, i, full_size = 0;
 
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+  n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
 
-  if (orientation == GTK_ORIENTATION_HORIZONTAL)
-    {
-      GArray *request_array;
-      gint    n_rows, i, full_size = 0;
+  /* Get an array for the contextual request */
+  request_array = g_array_new (FALSE, FALSE, sizeof (RowData));
+  g_array_set_size (request_array, n_rows);
+  memset (request_array->data, 0x0, n_rows * sizeof (RowData));
 
-      n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
+  /* Gather each contextual size into the request array */
+  get_row_sizes (scaffold, request_array, for_size - priv->indent);
 
-      /* Get an array for the contextual request */
-      request_array = g_array_new (FALSE, FALSE, sizeof (RowData));
-      g_array_set_size (request_array, n_rows);
-      memset (request_array->data, 0x0, n_rows * sizeof (RowData));
-
-      /* Gather each contextual size into the request array */
-      get_row_sizes (scaffold, request_array, for_size);
-
-      /* Sum up the size and add some row spacing */
-      for (i = 0; i < n_rows; i++)
-       {
-         RowData *data = &g_array_index (request_array, RowData, i);
-
-         full_size += data->size;
-       }
-
-      full_size += MAX (0, n_rows -1) * ROW_SPACING;
-
-      g_array_free (request_array, TRUE);
-
-      *minimum_size = full_size;
-      *natural_size = full_size;
-    }
-  else
+  /* Sum up the size and add some row spacing */
+  for (i = 0; i < n_rows; i++)
     {
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height (widget, minimum_size, natural_size);
+      RowData *data = &g_array_index (request_array, RowData, i);
+      
+      full_size += data->size;
     }
+  
+  full_size += MAX (0, n_rows -1) * priv->row_spacing;
+  
+  g_array_free (request_array, TRUE);
+  
+  *minimum_size = full_size;
+  *natural_size = full_size;
 }
 
 static void
@@ -645,27 +583,14 @@ cell_area_scaffold_get_preferred_height (GtkWidget       *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
+  gint                     min_size, nat_size;
 
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
-  if (orientation == GTK_ORIENTATION_VERTICAL)
-    {
-      request_all_base (scaffold);
-
-      gtk_cell_area_iter_get_preferred_height (priv->iter, minimum_size, natural_size);
-    }
-  else
-    {
-      gint min_size, nat_size;
-
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, &min_size, &nat_size);
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height_for_width (widget, min_size, 
-                                                                    minimum_size, natural_size);
-    }
+  GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, &min_size, &nat_size);
+  GTK_WIDGET_GET_CLASS (widget)->get_preferred_height_for_width (widget, min_size, 
+                                                                minimum_size, natural_size);
 }
 
 static void
@@ -676,47 +601,11 @@ cell_area_scaffold_get_preferred_width_for_height (GtkWidget       *widget,
 {
   CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
-  GtkOrientation           orientation;
 
   if (!priv->model)
     return;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
-  if (orientation == GTK_ORIENTATION_VERTICAL)
-    {
-      GArray *request_array;
-      gint    n_rows, i, full_size = 0;
-
-      n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
-
-      /* Get an array for the contextual request */
-      request_array = g_array_new (FALSE, FALSE, sizeof (RowData));
-      g_array_set_size (request_array, n_rows);
-      memset (request_array->data, 0x0, n_rows * sizeof (RowData));
-
-      /* Gather each contextual size into the request array */
-      get_row_sizes (scaffold, request_array, for_size);
-
-      /* Sum up the size and add some row spacing */
-      for (i = 0; i < n_rows; i++)
-       {
-         RowData *data = &g_array_index (request_array, RowData, i);
-
-         full_size += data->size;
-       }
-
-      full_size += MAX (0, n_rows -1) * ROW_SPACING;
-
-      g_array_free (request_array, TRUE);
-
-      *minimum_size = full_size;
-      *natural_size = full_size;
-    }
-  else
-    {
-      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_size, natural_size);
-    }
+  GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_size, natural_size);
 }
 
 static void
@@ -753,7 +642,6 @@ cell_area_scaffold_focus (GtkWidget       *widget,
   GtkTreeIter              iter;
   gboolean                 valid;
   gint                     focus_row;
-  GtkOrientation           orientation;
   gboolean                 changed = FALSE;
 
   /* Grab focus on ourself if we dont already have focus */
@@ -761,8 +649,6 @@ cell_area_scaffold_focus (GtkWidget       *widget,
     gtk_widget_grab_focus (widget);
 
   /* Move focus from cell to cell and row to row */
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-  
   focus_row = priv->focus_row;
 
   g_signal_handler_block (priv->area, priv->focus_changed_id);
@@ -785,66 +671,32 @@ cell_area_scaffold_focus (GtkWidget       *widget,
        }
       else
        {
-         if (orientation == GTK_ORIENTATION_HORIZONTAL)
+         if (direction == GTK_DIR_RIGHT ||
+             direction == GTK_DIR_LEFT)
+           break;
+         else if (direction == GTK_DIR_UP ||
+                  direction == GTK_DIR_TAB_BACKWARD)
            {
-             if (direction == GTK_DIR_RIGHT ||
-                 direction == GTK_DIR_LEFT)
+             if (focus_row == 0)
                break;
-             else if (direction == GTK_DIR_UP ||
-                      direction == GTK_DIR_TAB_BACKWARD)
-               {
-                 if (focus_row == 0)
-                   break;
-                 else
-                   {
-                     /* XXX A real implementation should check if the
-                      * previous row can focus with it's attributes setup */
-                     focus_row--;
-                     valid = gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, focus_row);
-                   }
-               }
-             else /* direction == GTK_DIR_DOWN || GTK_DIR_TAB_FORWARD */
+             else
                {
-                 if (focus_row == priv->row_data->len - 1)
-                   break;
-                 else
-                   {
-                     /* XXX A real implementation should check if the
-                      * previous row can focus with it's attributes setup */
-                     focus_row++;
-                     valid = gtk_tree_model_iter_next (priv->model, &iter);
-                   }
+                 /* XXX A real implementation should check if the
+                  * previous row can focus with its attributes setup */
+                 focus_row--;
+                 valid = gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, focus_row);
                }
            }
-         else  /* (orientation == GTK_ORIENTATION_HORIZONTAL) */
+         else /* direction == GTK_DIR_DOWN || GTK_DIR_TAB_FORWARD */
            {
-             if (direction == GTK_DIR_UP ||
-                 direction == GTK_DIR_DOWN)
+             if (focus_row == priv->row_data->len - 1)
                break;
-             else if (direction == GTK_DIR_LEFT ||
-                      direction == GTK_DIR_TAB_BACKWARD)
+             else
                {
-                 if (focus_row == 0)
-                   break;
-                 else
-                   {
-                     /* XXX A real implementation should check if the
-                      * previous row can focus with it's attributes setup */
-                     focus_row--;
-                     valid = gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, focus_row);
-                   }
-               }
-             else /* direction == GTK_DIR_RIGHT || GTK_DIR_TAB_FORWARD */
-               {
-                 if (focus_row == priv->row_data->len - 1)
-                   break;
-                 else
-                   {
-                     /* XXX A real implementation should check if the
-                      * previous row can focus with it's attributes setup */
-                     focus_row++;
-                     valid = gtk_tree_model_iter_next (priv->model, &iter);
-                   }
+                 /* XXX A real implementation should check if the
+                  * previous row can focus with its attributes setup */
+                 focus_row++;
+                 valid = gtk_tree_model_iter_next (priv->model, &iter);
                }
            }
        }
@@ -867,15 +719,11 @@ cell_area_scaffold_button_press (GtkWidget       *widget,
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
   GtkTreeIter              iter;
   gboolean                 valid;
-  GtkOrientation           orientation;
   gint                     i = 0;
   GdkRectangle             event_area;
   GtkAllocation            allocation;
   gboolean                 handled = FALSE;
 
-  /* Move focus from cell to cell and row to row */
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
-
   gtk_widget_get_allocation (widget, &allocation);
 
   event_area.x      = 0;
@@ -883,46 +731,29 @@ cell_area_scaffold_button_press (GtkWidget       *widget,
   event_area.width  = allocation.width;
   event_area.height = allocation.height;
 
+  event_area.x      = priv->indent;
+  event_area.width -= priv->indent;
+
   valid = gtk_tree_model_get_iter_first (priv->model, &iter);
   while (valid)
     {
       RowData *data = &g_array_index (priv->row_data, RowData, i);
 
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
-       {
-         event_area.height = data->size;
+      event_area.height = data->size;
 
-         if (event->y >= allocation.y + event_area.y && 
-             event->y <= allocation.y + event_area.y + event_area.height)
-           {
-             /* XXX A real implementation would assemble GtkCellRendererState flags here */
-             gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-             handled = gtk_cell_area_event (priv->area, priv->iter, GTK_WIDGET (scaffold),
-                                            (GdkEvent *)event, &event_area, 0);
-             break;
-           }
-
-         event_area.y += data->size;
-         event_area.y += ROW_SPACING;
-       }
-      else
+      if (event->y >= event_area.y && 
+         event->y <= event_area.y + event_area.height)
        {
-         event_area.width = data->size;
-
-         if (event->x >= allocation.x + event_area.x && 
-             event->x <= allocation.x + event_area.x + event_area.width)
-           {
-             /* XXX A real implementation would assemble GtkCellRendererState flags here */
-             gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-             handled = gtk_cell_area_event (priv->area, priv->iter, GTK_WIDGET (scaffold),
-                                            (GdkEvent *)event, &event_area, 0);
-             break;
-           }
-
-         event_area.x += data->size;
-         event_area.x += ROW_SPACING;
+         /* XXX A real implementation would assemble GtkCellRendererState flags here */
+         gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
+         handled = gtk_cell_area_event (priv->area, priv->context, GTK_WIDGET (scaffold),
+                                        (GdkEvent *)event, &event_area, 0);
+         break;
        }
-
+      
+      event_area.y += data->size;
+      event_area.y += priv->row_spacing;
+      
       i++;
       valid = gtk_tree_model_iter_next (priv->model, &iter);
     }
@@ -930,6 +761,55 @@ cell_area_scaffold_button_press (GtkWidget       *widget,
   return handled;
 }
 
+
+/*********************************************************
+ *                   GtkContainerClass                   *
+ *********************************************************/
+static void
+cell_area_scaffold_put_edit_widget (CellAreaScaffold *scaffold,
+                                   GtkWidget        *edit_widget,
+                                   gint              x,
+                                   gint              y,
+                                   gint              width,
+                                   gint              height)
+{
+  CellAreaScaffoldPrivate *priv = scaffold->priv;
+
+  priv->edit_rect.x      = x;
+  priv->edit_rect.y      = y;
+  priv->edit_rect.width  = width;
+  priv->edit_rect.height = height;
+  priv->edit_widget      = edit_widget;
+
+  gtk_widget_set_parent (edit_widget, GTK_WIDGET (scaffold));
+}
+
+static void
+cell_area_scaffold_forall (GtkContainer    *container,
+                          gboolean         include_internals,
+                          GtkCallback      callback,
+                          gpointer         callback_data)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (container);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+
+  if (priv->edit_widget)
+    (* callback) (priv->edit_widget, callback_data);
+}
+
+static void
+cell_area_scaffold_remove (GtkContainer    *container,
+                          GtkWidget       *child)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (container);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+
+  g_return_if_fail (child == priv->edit_widget);
+
+  gtk_widget_unparent (priv->edit_widget);
+  priv->edit_widget = NULL;
+}
+
 /*********************************************************
  *                CellAreaScaffoldClass                  *
  *********************************************************/
@@ -939,13 +819,11 @@ cell_area_scaffold_activate (CellAreaScaffold *scaffold)
   CellAreaScaffoldPrivate *priv     = scaffold->priv;
   GtkWidget               *widget   = GTK_WIDGET (scaffold);
   GtkAllocation            allocation;
-  GtkOrientation           orientation;
   GdkRectangle             cell_area;
   GtkTreeIter              iter;
   gboolean                 valid;
   gint                     i = 0;
 
-  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
   gtk_widget_get_allocation (widget, &allocation);
 
   cell_area.x = 0;
@@ -953,6 +831,9 @@ cell_area_scaffold_activate (CellAreaScaffold *scaffold)
   cell_area.width  = allocation.width;
   cell_area.height = allocation.height;
 
+  cell_area.x      = priv->indent;
+  cell_area.width -= priv->indent;
+
   valid = gtk_tree_model_get_iter_first (priv->model, &iter);
   while (valid)
     {
@@ -960,21 +841,16 @@ cell_area_scaffold_activate (CellAreaScaffold *scaffold)
 
       if (i == priv->focus_row)
        {
-         if (orientation == GTK_ORIENTATION_HORIZONTAL)
-           cell_area.height = data->size;
-         else
-           cell_area.width = data->size;
+         cell_area.height = data->size;
 
          gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
-         gtk_cell_area_activate (priv->area, priv->iter, widget, &cell_area, GTK_CELL_RENDERER_FOCUSED);
+         gtk_cell_area_activate (priv->area, priv->context, widget, &cell_area, 
+                                 GTK_CELL_RENDERER_FOCUSED, FALSE);
 
          break;
        }
 
-      if (orientation == GTK_ORIENTATION_HORIZONTAL)
-       cell_area.y += data->size + ROW_SPACING;
-      else
-       cell_area.x += data->size + ROW_SPACING;
+      cell_area.y += data->size + priv->row_spacing;
 
       i++;
       valid = gtk_tree_model_iter_next (priv->model, &iter);
@@ -985,9 +861,9 @@ cell_area_scaffold_activate (CellAreaScaffold *scaffold)
  *           CellArea/GtkTreeModel callbacks             *
  *********************************************************/
 static void
-size_changed_cb (GtkCellAreaIter  *iter,
-                GParamSpec       *pspec,
-                CellAreaScaffold *scaffold)
+size_changed_cb (GtkCellAreaContext  *context,
+                GParamSpec          *pspec,
+                CellAreaScaffold    *scaffold)
 {
   if (!strcmp (pspec->name, "minimum-width") ||
       !strcmp (pspec->name, "natural-width") ||
@@ -1005,7 +881,6 @@ focus_changed_cb (GtkCellArea      *area,
   CellAreaScaffoldPrivate *priv = scaffold->priv;
   GtkWidget               *widget = GTK_WIDGET (scaffold);
   GtkTreePath             *treepath;
-  gboolean                 found = FALSE;
   gint                    *indices;
 
   if (!priv->model)
@@ -1023,8 +898,6 @@ focus_changed_cb (GtkCellArea      *area,
 
   gtk_tree_path_free (treepath);
 
-  g_print ("Focus changed signal, new focus row %d\n", priv->focus_row);
-
   /* Make sure we have focus now */
   if (!gtk_widget_has_focus (widget))
     gtk_widget_grab_focus (widget);
@@ -1032,8 +905,37 @@ focus_changed_cb (GtkCellArea      *area,
   gtk_widget_queue_draw (widget);
 }
 
+static void
+add_editable_cb (GtkCellArea      *area,
+                GtkCellRenderer  *renderer,
+                GtkCellEditable  *edit_widget,
+                GdkRectangle     *cell_area,
+                const gchar      *path,
+                CellAreaScaffold *scaffold)
+{
+  GtkAllocation allocation;
+
+  gtk_widget_get_allocation (GTK_WIDGET (scaffold), &allocation);
+
+  cell_area_scaffold_put_edit_widget (scaffold, GTK_WIDGET (edit_widget),
+                                     allocation.x + cell_area->x, 
+                                     allocation.y + cell_area->y, 
+                                     cell_area->width, cell_area->height);
+}
+
+static void
+remove_editable_cb (GtkCellArea      *area,
+                   GtkCellRenderer  *renderer,
+                   GtkCellEditable  *edit_widget,
+                   CellAreaScaffold *scaffold)
+{
+  gtk_container_remove (GTK_CONTAINER (scaffold), GTK_WIDGET (edit_widget));
+
+  gtk_widget_grab_focus (GTK_WIDGET (scaffold));
+}
+
 static void 
-rebuild_and_flush_internals (CellAreaScaffold *scaffold)
+rebuild_and_reset_internals (CellAreaScaffold *scaffold)
 {
   CellAreaScaffoldPrivate *priv = scaffold->priv;
   gint n_rows;
@@ -1049,9 +951,9 @@ rebuild_and_flush_internals (CellAreaScaffold *scaffold)
   else
     g_array_set_size (priv->row_data, 0);
 
-  /* Data changed, lets flush the iter and consequently queue resize and
+  /* Data changed, lets reset the context and consequently queue resize and
    * start everything over again (note this is definitly far from optimized) */
-  gtk_cell_area_iter_flush (priv->iter);
+  gtk_cell_area_context_reset (priv->context);
 }
 
 static void
@@ -1060,7 +962,7 @@ row_changed_cb (GtkTreeModel     *model,
                GtkTreeIter      *iter,
                CellAreaScaffold *scaffold)
 {
-  rebuild_and_flush_internals (scaffold);
+  rebuild_and_reset_internals (scaffold);
 }
 
 static void
@@ -1069,7 +971,7 @@ row_inserted_cb (GtkTreeModel     *model,
                 GtkTreeIter      *iter,
                 CellAreaScaffold *scaffold)
 {
-  rebuild_and_flush_internals (scaffold);
+  rebuild_and_reset_internals (scaffold);
 }
 
 static void
@@ -1077,7 +979,7 @@ row_deleted_cb (GtkTreeModel     *model,
                GtkTreePath      *path,
                CellAreaScaffold *scaffold)
 {
-  rebuild_and_flush_internals (scaffold);
+  rebuild_and_reset_internals (scaffold);
 }
 
 static void
@@ -1087,7 +989,7 @@ rows_reordered_cb (GtkTreeModel     *model,
                   gint             *new_order,
                   CellAreaScaffold *scaffold)
 {
-  rebuild_and_flush_internals (scaffold);
+  rebuild_and_reset_internals (scaffold);
 }
 
 /*********************************************************
@@ -1156,7 +1058,7 @@ cell_area_scaffold_set_model (CellAreaScaffold *scaffold,
                              G_CALLBACK (rows_reordered_cb), scaffold);
        }
 
-      rebuild_and_flush_internals (scaffold);
+      rebuild_and_reset_internals (scaffold);
     }
 }
 
@@ -1171,3 +1073,64 @@ cell_area_scaffold_get_model (CellAreaScaffold *scaffold)
 
   return priv->model;
 }
+
+
+void
+cell_area_scaffold_set_row_spacing (CellAreaScaffold *scaffold,
+                                   gint              spacing)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold));
+
+  priv = scaffold->priv;
+
+  if (priv->row_spacing != spacing)
+    {
+      priv->row_spacing = spacing;
+      gtk_widget_queue_resize (GTK_WIDGET (scaffold));
+    }
+}
+
+gint
+cell_area_scaffold_get_row_spacing (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_val_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold), 0);
+
+  priv = scaffold->priv;
+
+  return priv->row_spacing;
+}
+
+void
+cell_area_scaffold_set_indentation (CellAreaScaffold *scaffold,
+                                   gint              indent)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold));
+
+  priv = scaffold->priv;
+
+  if (priv->indent != indent)
+    {
+      priv->indent = indent;
+      gtk_widget_queue_resize (GTK_WIDGET (scaffold));
+    }
+}
+
+gint
+cell_area_scaffold_get_indentation (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_val_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold), 0);
+
+  priv = scaffold->priv;
+
+  return priv->indent;
+}
+
+