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Compute the node size only once to avoid the scary macro

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Signed-off-by: Federico Mena Quintero <federico@novell.com>
This commit is contained in:
Federico Mena Quintero
2009-08-26 18:42:49 -05:00
committed by Benjamin Otte
parent dfe20ea1a8
commit 5110415684
1 changed files with 12 additions and 10 deletions
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22
gtk/gtkfilesystemmodel.c
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@ -70,6 +70,7 @@ struct _GtkFileSystemModel
GCancellable * cancellable; /* cancellable in use for all operations - cancelled on dispose */
GArray * files; /* array of FileModelNode containing all our files */
GSize node_size; /* Size of a FileModelNode structure once its ->values field has n_columns */
guint n_indexes_valid;/* count of valid indexes */
GHashTable * file_lookup; /* file => array index table */
@ -127,9 +128,8 @@ struct _GtkFileSystemModelClass
/*** FileModelNode ***/
#define NODE_SIZE(_model) (sizeof (FileModelNode) + sizeof (GValue) * (MAX ((_model)->n_columns, 1) - 1))
#define get_node(_model, _index) ((FileModelNode *) (((guint8 *) (_model)->files->data) + (_index) * NODE_SIZE (_model)))
#define node_index(_model, _node) (((guint8 *) (_node) - (guint8 *) (_model)->files->data) / NODE_SIZE (_model))
#define get_node(_model, _index) ((FileModelNode *) ((_model)->files->data + (_index) * (_model)->node_size))
#define node_index(_model, _node) (((gchar *) (_node) - (_model)->files->data) / (_model)->node_size)
static void
node_validate_indexes (GtkFileSystemModel *model, guint min_index, guint min_visible)
@ -356,7 +356,7 @@ gtk_file_system_model_iter_nth_child (GtkTreeModel *tree_model,
node = bsearch (GUINT_TO_POINTER (find),
model->files->data,
model->n_indexes_valid,
NODE_SIZE (model),
model->node_size,
compare_indices);
if (node == NULL)
return FALSE;
@ -590,7 +590,7 @@ gtk_file_system_model_sort (GtkFileSystemModel *model)
g_hash_table_remove_all (model->file_lookup);
g_qsort_with_data (get_node (model, 1),
model->files->len - 1,
NODE_SIZE (model),
model->node_size,
compare_array_element,
&data);
g_assert (model->n_indexes_valid == 0);
@ -1093,7 +1093,9 @@ gtk_file_system_model_set_n_columns (GtkFileSystemModel *model,
g_assert (n_columns > 0);
model->n_columns = n_columns;
model->column_types = g_slice_alloc0 (sizeof (GType) * n_columns);
model->column_types = g_slice_alloc (sizeof (GType) * n_columns);
model->node_size = sizeof (FileModelNode) + sizeof (GValue) * (n_columns - 1); /* minus 1 because FileModelNode.values[] has a default size of 1 */
for (i = 0; i < (guint) n_columns; i++)
{
@ -1109,10 +1111,10 @@ gtk_file_system_model_set_n_columns (GtkFileSystemModel *model,
model->sort_list = _gtk_tree_data_list_header_new (n_columns, model->column_types);
model->files = g_array_new (FALSE, FALSE, NODE_SIZE (model));
model->files = g_array_new (FALSE, FALSE, model->node_size);
/* add editable node at start */
g_array_set_size (model->files, 1);
memset (get_node (model, 0), 0, NODE_SIZE (model));
memset (get_node (model, 0), 0, model->node_size);
}
static void
@ -1540,14 +1542,14 @@ _gtk_file_system_model_add_file (GtkFileSystemModel *model,
g_return_if_fail (G_IS_FILE (file));
g_return_if_fail (G_IS_FILE_INFO (info));
node = g_slice_alloc0 (NODE_SIZE (model));
node = g_slice_alloc0 (model->node_size);
node->file = g_object_ref (file);
if (info)
node->info = g_object_ref (info);
node->frozen_add = model->frozen ? TRUE : FALSE;
g_array_append_vals (model->files, node, 1);
g_slice_free1 (NODE_SIZE (model), node);
g_slice_free1 (model->node_size, node);
if (!model->frozen)
node_set_visible (model, model->files->len -1,