static void
gtk_cell_view_set_cell_data (GtkCellView *cell_view)
{
GtkTreeIter iter;
GtkTreePath *path;
g_return_if_fail (cell_view->priv->displayed_row != NULL);
path = gtk_tree_row_reference_get_path (cell_view->priv->displayed_row);
if (!path)
return;
gtk_tree_model_get_iter (cell_view->priv->model, &iter, path);
gtk_tree_path_free (path);
gtk_cell_area_apply_attributes (cell_view->priv->area,
cell_view->priv->model,
&iter, FALSE, FALSE);
if (cell_view->priv->draw_sensitive)
{
GList *l, *cells =
gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (cell_view->priv->area));
for (l = cells; l; l = l->next)
{
GObject *renderer = l->data;
g_object_set (renderer, "sensitive", TRUE, NULL);
}
g_list_free (cells);
}
}
static void
gtk_cell_view_request_model (GtkCellView *cellview,
GtkTreeIter *parent,
GtkOrientation orientation,
gint for_size,
gint *minimum_size,
gint *natural_size)
{
GtkCellViewPrivate *priv = cellview->priv;
GtkTreeIter iter;
gboolean valid;
if (!priv->model)
return;
valid = gtk_tree_model_iter_children (priv->model, &iter, parent);
while (valid)
{
gint min, nat;
gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (for_size < 0)
gtk_cell_area_get_preferred_width (priv->area, priv->context,
GTK_WIDGET (cellview), &min, &nat);
else
gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context,
GTK_WIDGET (cellview), for_size, &min, &nat);
}
else
{
if (for_size < 0)
gtk_cell_area_get_preferred_height (priv->area, priv->context,
GTK_WIDGET (cellview), &min, &nat);
else
gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context,
GTK_WIDGET (cellview), for_size, &min, &nat);
}
*minimum_size = MAX (min, *minimum_size);
*natural_size = MAX (nat, *natural_size);
/* Recurse into children when they exist */
gtk_cell_view_request_model (cellview, &iter, orientation, for_size, minimum_size, natural_size);
valid = gtk_tree_model_iter_next (priv->model, &iter);
}
}
static gchar *
get_text_from_label_widget (GtkWidget *label)
{
if (GTK_IS_LABEL (label))
return g_strdup (gtk_label_get_text (GTK_LABEL (label)));
else if (GTK_IS_CELL_VIEW (label))
{
GList *cells, *l;
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreePath *path;
GtkCellArea *area;
gchar *text;
model = gtk_cell_view_get_model (GTK_CELL_VIEW (label));
path = gtk_cell_view_get_displayed_row (GTK_CELL_VIEW (label));
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_path_free (path);
area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (label));
gtk_cell_area_apply_attributes (area, model, &iter, FALSE, FALSE);
cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (label));
text = NULL;
for (l = cells; l; l = l->next)
{
GtkCellRenderer *cell = l->data;
if (GTK_IS_CELL_RENDERER_TEXT (cell))
{
g_object_get (cell, "text", &text, NULL);
break;
}
}
g_list_free (cells);
return text;
}
return NULL;
}