* 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 "config.h"
+#include <string.h>
+#include <gobject/gvaluecollector.h>
#include "gtktreemodel.h"
#include "gtktreestore.h"
#include "gtktreedatalist.h"
#include "gtktreednd.h"
-#include <string.h>
-#include <gobject/gvaluecollector.h>
+#include "gtkbuildable.h"
+#include "gtkdebug.h"
+#include "gtkintl.h"
+
+
+/**
+ * SECTION:gtktreestore
+ * @Short_description: A tree-like data structure that can be used with the GtkTreeView
+ * @Title: GtkTreeStore
+ * @See_also: #GtkTreeModel
+ *
+ * The #GtkTreeStore object is a list model for use with a #GtkTreeView
+ * widget. It implements the #GtkTreeModel interface, and consequentialy,
+ * can use all of the methods available there. It also implements the
+ * #GtkTreeSortable interface so it can be sorted by the view. Finally,
+ * it also implements the tree <link linkend="gtktreednd">drag and
+ * drop</link> interfaces.
+ *
+ * <refsect2 id="GtkTreeStore-BUILDER-UI">
+ * <title>GtkTreeStore as GtkBuildable</title>
+ * The GtkTreeStore implementation of the #GtkBuildable interface allows
+ * to specify the model columns with a <columns> element that may
+ * contain multiple <column> elements, each specifying one model
+ * column. The "type" attribute specifies the data type for the column.
+ * <example>
+ * <title>A UI Definition fragment for a tree store</title>
+ * <programlisting><![CDATA[
+ * <object class="GtkTreeStore">
+ * <columns>
+ * <column type="gchararray"/>
+ * <column type="gchararray"/>
+ * <column type="gint"/>
+ * </columns>
+ * </object>
+ * ]]></programlisting>
+ * </example>
+ * </refsect2>
+ */
+
+struct _GtkTreeStorePrivate
+{
+ gint stamp;
+ gpointer root;
+ gpointer last;
+ gint n_columns;
+ gint sort_column_id;
+ GList *sort_list;
+ GtkSortType order;
+ GType *column_headers;
+ GtkTreeIterCompareFunc default_sort_func;
+ gpointer default_sort_data;
+ GDestroyNotify default_sort_destroy;
+ guint columns_dirty : 1;
+};
+
#define G_NODE(node) ((GNode *)node)
-#define GTK_TREE_STORE_IS_SORTED(tree) (GTK_TREE_STORE (tree)->sort_column_id != -2)
-#define VALID_ITER(iter, tree_store) (iter!= NULL && iter->user_data != NULL && tree_store->stamp == iter->stamp)
+#define GTK_TREE_STORE_IS_SORTED(tree) (((GtkTreeStore*)(tree))->priv->sort_column_id != GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID)
+#define VALID_ITER(iter, tree_store) ((iter)!= NULL && (iter)->user_data != NULL && ((GtkTreeStore*)(tree_store))->priv->stamp == (iter)->stamp)
-static void gtk_tree_store_init (GtkTreeStore *tree_store);
-static void gtk_tree_store_class_init (GtkTreeStoreClass *tree_store_class);
static void gtk_tree_store_tree_model_init (GtkTreeModelIface *iface);
static void gtk_tree_store_drag_source_init(GtkTreeDragSourceIface *iface);
static void gtk_tree_store_drag_dest_init (GtkTreeDragDestIface *iface);
static void gtk_tree_store_sortable_init (GtkTreeSortableIface *iface);
+static void gtk_tree_store_buildable_init (GtkBuildableIface *iface);
static void gtk_tree_store_finalize (GObject *object);
-static guint gtk_tree_store_get_flags (GtkTreeModel *tree_model);
+static GtkTreeModelFlags gtk_tree_store_get_flags (GtkTreeModel *tree_model);
static gint gtk_tree_store_get_n_columns (GtkTreeModel *tree_model);
static GType gtk_tree_store_get_column_type (GtkTreeModel *tree_model,
gint index);
GValue *value);
static gboolean gtk_tree_store_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter);
+static gboolean gtk_tree_store_iter_previous (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
static gboolean gtk_tree_store_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gint column,
GType type);
+static void gtk_tree_store_increment_stamp (GtkTreeStore *tree_store);
+
/* DND interfaces */
+static gboolean real_gtk_tree_store_row_draggable (GtkTreeDragSource *drag_source,
+ GtkTreePath *path);
static gboolean gtk_tree_store_drag_data_delete (GtkTreeDragSource *drag_source,
GtkTreePath *path);
static gboolean gtk_tree_store_drag_data_get (GtkTreeDragSource *drag_source,
GtkTreePath *dest,
GtkSelectionData *selection_data);
static gboolean gtk_tree_store_row_drop_possible (GtkTreeDragDest *drag_dest,
- GtkTreeModel *src_model,
- GtkTreePath *src_path,
- GtkTreePath *dest_path);
+ GtkTreePath *dest_path,
+ GtkSelectionData *selection_data);
/* Sortable Interfaces */
static void gtk_tree_store_sort (GtkTreeStore *tree_store);
static void gtk_tree_store_sort_iter_changed (GtkTreeStore *tree_store,
GtkTreeIter *iter,
- gint column);
+ gint column,
+ gboolean emit_signal);
static gboolean gtk_tree_store_get_sort_column_id (GtkTreeSortable *sortable,
gint *sort_column_id,
GtkSortType *order);
gint sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
static void gtk_tree_store_set_default_sort_func (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
static gboolean gtk_tree_store_has_default_sort_func (GtkTreeSortable *sortable);
-static void validate_gnode (GNode *node);
+/* buildable */
+
+static gboolean gtk_tree_store_buildable_custom_tag_start (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ GMarkupParser *parser,
+ gpointer *data);
+static void gtk_tree_store_buildable_custom_finished (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ gpointer user_data);
+
+static void validate_gnode (GNode *node);
-static GObjectClass *parent_class = NULL;
+static void gtk_tree_store_move (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *position,
+ gboolean before);
static inline void
validate_tree (GtkTreeStore *tree_store)
{
- if (gtk_debug_flags & GTK_DEBUG_TREE)
+ if (gtk_get_debug_flags () & GTK_DEBUG_TREE)
{
- g_assert (G_NODE (tree_store->root)->parent == NULL);
+ g_assert (G_NODE (tree_store->priv->root)->parent == NULL);
- validate_gnode (G_NODE (tree_store->root));
+ validate_gnode (G_NODE (tree_store->priv->root));
}
}
-GtkType
-gtk_tree_store_get_type (void)
-{
- static GType tree_store_type = 0;
-
- if (!tree_store_type)
- {
- static const GTypeInfo tree_store_info =
- {
- sizeof (GtkTreeStoreClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_tree_store_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkTreeStore),
- 0, /* n_preallocs */
- (GInstanceInitFunc) gtk_tree_store_init
- };
-
- static const GInterfaceInfo tree_model_info =
- {
- (GInterfaceInitFunc) gtk_tree_store_tree_model_init,
- NULL,
- NULL
- };
-
- static const GInterfaceInfo drag_source_info =
- {
- (GInterfaceInitFunc) gtk_tree_store_drag_source_init,
- NULL,
- NULL
- };
-
- static const GInterfaceInfo drag_dest_info =
- {
- (GInterfaceInitFunc) gtk_tree_store_drag_dest_init,
- NULL,
- NULL
- };
-
- static const GInterfaceInfo sortable_info =
- {
- (GInterfaceInitFunc) gtk_tree_store_sortable_init,
- NULL,
- NULL
- };
-
- tree_store_type = g_type_register_static (G_TYPE_OBJECT, "GtkTreeStore", &tree_store_info, 0);
-
- g_type_add_interface_static (tree_store_type,
- GTK_TYPE_TREE_MODEL,
- &tree_model_info);
- g_type_add_interface_static (tree_store_type,
- GTK_TYPE_TREE_DRAG_SOURCE,
- &drag_source_info);
- g_type_add_interface_static (tree_store_type,
- GTK_TYPE_TREE_DRAG_DEST,
- &drag_dest_info);
- g_type_add_interface_static (tree_store_type,
- GTK_TYPE_TREE_SORTABLE,
- &sortable_info);
-
- }
-
- return tree_store_type;
-}
+G_DEFINE_TYPE_WITH_CODE (GtkTreeStore, gtk_tree_store, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_MODEL,
+ gtk_tree_store_tree_model_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
+ gtk_tree_store_drag_source_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_DEST,
+ gtk_tree_store_drag_dest_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_SORTABLE,
+ gtk_tree_store_sortable_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
+ gtk_tree_store_buildable_init))
static void
gtk_tree_store_class_init (GtkTreeStoreClass *class)
{
GObjectClass *object_class;
- parent_class = g_type_class_peek_parent (class);
object_class = (GObjectClass *) class;
object_class->finalize = gtk_tree_store_finalize;
+
+ g_type_class_add_private (class, sizeof (GtkTreeStorePrivate));
}
static void
iface->get_path = gtk_tree_store_get_path;
iface->get_value = gtk_tree_store_get_value;
iface->iter_next = gtk_tree_store_iter_next;
+ iface->iter_previous = gtk_tree_store_iter_previous;
iface->iter_children = gtk_tree_store_iter_children;
iface->iter_has_child = gtk_tree_store_iter_has_child;
iface->iter_n_children = gtk_tree_store_iter_n_children;
static void
gtk_tree_store_drag_source_init (GtkTreeDragSourceIface *iface)
{
+ iface->row_draggable = real_gtk_tree_store_row_draggable;
iface->drag_data_delete = gtk_tree_store_drag_data_delete;
iface->drag_data_get = gtk_tree_store_drag_data_get;
}
iface->has_default_sort_func = gtk_tree_store_has_default_sort_func;
}
+void
+gtk_tree_store_buildable_init (GtkBuildableIface *iface)
+{
+ iface->custom_tag_start = gtk_tree_store_buildable_custom_tag_start;
+ iface->custom_finished = gtk_tree_store_buildable_custom_finished;
+}
+
static void
gtk_tree_store_init (GtkTreeStore *tree_store)
{
- tree_store->root = g_node_new (NULL);
+ GtkTreeStorePrivate *priv;
+
+ priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_store,
+ GTK_TYPE_TREE_STORE,
+ GtkTreeStorePrivate);
+ tree_store->priv = priv;
+ priv->root = g_node_new (NULL);
+ /* While the odds are against us getting 0... */
do
{
- tree_store->stamp = g_random_int ();
+ priv->stamp = g_random_int ();
}
- while (tree_store->stamp == 0);
- tree_store->sort_list = NULL;
- tree_store->sort_column_id = -2;
+ while (priv->stamp == 0);
+
+ priv->sort_list = NULL;
+ priv->sort_column_id = GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID;
+ priv->columns_dirty = FALSE;
}
/**
* gtk_tree_store_new:
* @n_columns: number of columns in the tree store
- * @Varargs: all #GType types for the columns, from first to last
+ * @...: all #GType types for the columns, from first to last
*
* Creates a new tree store as with @n_columns columns each of the types passed
- * in. As an example, gtk_tree_store_new (3, G_TYPE_INT, G_TYPE_STRING,
- * GDK_TYPE_PIXBUF); will create a new GtkTreeStore with three columns, of type
- * int, string and GDkPixbuf respectively.
+ * in. Note that only types derived from standard GObject fundamental types
+ * are supported.
+ *
+ * As an example, <literal>gtk_tree_store_new (3, G_TYPE_INT, G_TYPE_STRING,
+ * GDK_TYPE_PIXBUF);</literal> will create a new #GtkTreeStore with three columns, of type
+ * <type>int</type>, <type>string</type> and #GdkPixbuf respectively.
*
* Return value: a new #GtkTreeStore
**/
g_return_val_if_fail (n_columns > 0, NULL);
- retval = GTK_TREE_STORE (g_object_new (GTK_TYPE_TREE_STORE, NULL));
+ retval = g_object_new (GTK_TYPE_TREE_STORE, NULL);
gtk_tree_store_set_n_columns (retval, n_columns);
va_start (args, n_columns);
GType type = va_arg (args, GType);
if (! _gtk_tree_data_list_check_type (type))
{
- g_warning ("%s: Invalid type %s passed to gtk_tree_store_new_with_types\n", G_STRLOC, g_type_name (type));
- g_object_unref (G_OBJECT (retval));
+ g_warning ("%s: Invalid type %s\n", G_STRLOC, g_type_name (type));
+ g_object_unref (retval);
+ va_end (args);
return NULL;
}
gtk_tree_store_set_column_type (retval, i, type);
/**
* gtk_tree_store_newv:
* @n_columns: number of columns in the tree store
- * @types: an array of #GType types for the columns, from first to last
+ * @types: (array length=n_columns): an array of #GType types for the columns, from first to last
*
* Non vararg creation function. Used primarily by language bindings.
*
- * Return value: a new #GtkTreeStore
+ * Return value: (transfer full): a new #GtkTreeStore
+ * Rename to: gtk_tree_store_new
**/
GtkTreeStore *
gtk_tree_store_newv (gint n_columns,
g_return_val_if_fail (n_columns > 0, NULL);
- retval = GTK_TREE_STORE (g_object_new (GTK_TYPE_TREE_STORE, NULL));
+ retval = g_object_new (GTK_TYPE_TREE_STORE, NULL);
gtk_tree_store_set_n_columns (retval, n_columns);
for (i = 0; i < n_columns; i++)
{
if (! _gtk_tree_data_list_check_type (types[i]))
{
- g_warning ("%s: Invalid type %s passed to gtk_tree_store_new_with_types\n", G_STRLOC, g_type_name (types[i]));
- g_object_unref (G_OBJECT (retval));
+ g_warning ("%s: Invalid type %s\n", G_STRLOC, g_type_name (types[i]));
+ g_object_unref (retval);
return NULL;
}
gtk_tree_store_set_column_type (retval, i, types[i]);
return retval;
}
-static void
-gtk_tree_store_set_n_columns (GtkTreeStore *tree_store,
- gint n_columns)
+
+/**
+ * gtk_tree_store_set_column_types:
+ * @tree_store: A #GtkTreeStore
+ * @n_columns: Number of columns for the tree store
+ * @types: (array length=n_columns): An array of #GType types, one for each column
+ *
+ * This function is meant primarily for #GObjects that inherit from
+ * #GtkTreeStore, and should only be used when constructing a new
+ * #GtkTreeStore. It will not function after a row has been added,
+ * or a method on the #GtkTreeModel interface is called.
+ **/
+void
+gtk_tree_store_set_column_types (GtkTreeStore *tree_store,
+ gint n_columns,
+ GType *types)
{
- GType *new_columns;
+ gint i;
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (tree_store->priv->columns_dirty == 0);
- if (tree_store->n_columns == n_columns)
- return;
-
- new_columns = g_new0 (GType, n_columns);
- if (tree_store->column_headers)
+ gtk_tree_store_set_n_columns (tree_store, n_columns);
+ for (i = 0; i < n_columns; i++)
{
- /* copy the old header orders over */
- if (n_columns >= tree_store->n_columns)
- memcpy (new_columns, tree_store->column_headers, tree_store->n_columns * sizeof (gchar *));
- else
- memcpy (new_columns, tree_store->column_headers, n_columns * sizeof (GType));
-
- g_free (tree_store->column_headers);
+ if (! _gtk_tree_data_list_check_type (types[i]))
+ {
+ g_warning ("%s: Invalid type %s\n", G_STRLOC, g_type_name (types[i]));
+ continue;
+ }
+ gtk_tree_store_set_column_type (tree_store, i, types[i]);
}
+}
+
+static void
+gtk_tree_store_set_n_columns (GtkTreeStore *tree_store,
+ gint n_columns)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ int i;
+
+ if (priv->n_columns == n_columns)
+ return;
- if (tree_store->sort_list)
- _gtk_tree_data_list_header_free (tree_store->sort_list);
+ priv->column_headers = g_renew (GType, priv->column_headers, n_columns);
+ for (i = priv->n_columns; i < n_columns; i++)
+ priv->column_headers[i] = G_TYPE_INVALID;
+ priv->n_columns = n_columns;
- tree_store->sort_list = _gtk_tree_data_list_header_new (n_columns, tree_store->column_headers);
+ if (priv->sort_list)
+ _gtk_tree_data_list_header_free (priv->sort_list);
- tree_store->column_headers = new_columns;
- tree_store->n_columns = n_columns;
+ priv->sort_list = _gtk_tree_data_list_header_new (n_columns, priv->column_headers);
}
/**
gint column,
GType type)
{
- g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
- g_return_if_fail (column >=0 && column < tree_store->n_columns);
+ GtkTreeStorePrivate *priv = tree_store->priv;
+
if (!_gtk_tree_data_list_check_type (type))
{
- g_warning ("%s: Invalid type %s passed to gtk_tree_store_new_with_types\n", G_STRLOC, g_type_name (type));
+ g_warning ("%s: Invalid type %s\n", G_STRLOC, g_type_name (type));
return;
}
- tree_store->column_headers[column] = type;
+ priv->column_headers[column] = type;
}
-static void
+static gboolean
node_free (GNode *node, gpointer data)
{
- _gtk_tree_data_list_free (node->data, (GType*)data);
+ if (node->data)
+ _gtk_tree_data_list_free (node->data, (GType*)data);
+ node->data = NULL;
+
+ return FALSE;
}
static void
gtk_tree_store_finalize (GObject *object)
{
GtkTreeStore *tree_store = GTK_TREE_STORE (object);
+ GtkTreeStorePrivate *priv = tree_store->priv;
- g_node_children_foreach (tree_store->root, G_TRAVERSE_LEAFS, node_free, tree_store->column_headers);
- _gtk_tree_data_list_header_free (tree_store->sort_list);
- g_free (tree_store->column_headers);
+ g_node_traverse (priv->root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
+ node_free, priv->column_headers);
+ g_node_destroy (priv->root);
+ _gtk_tree_data_list_header_free (priv->sort_list);
+ g_free (priv->column_headers);
- if (tree_store->default_sort_destroy)
+ if (priv->default_sort_destroy)
{
- (* tree_store->default_sort_destroy) (tree_store->default_sort_data);
- tree_store->default_sort_destroy = NULL;
- tree_store->default_sort_data = NULL;
+ GDestroyNotify d = priv->default_sort_destroy;
+
+ priv->default_sort_destroy = NULL;
+ d (priv->default_sort_data);
+ priv->default_sort_data = NULL;
}
- (* parent_class->finalize) (object);
+ /* must chain up */
+ G_OBJECT_CLASS (gtk_tree_store_parent_class)->finalize (object);
}
/* fulfill the GtkTreeModel requirements */
*/
-static guint
+static GtkTreeModelFlags
gtk_tree_store_get_flags (GtkTreeModel *tree_model)
{
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), 0);
-
return GTK_TREE_MODEL_ITERS_PERSIST;
}
static gint
gtk_tree_store_get_n_columns (GtkTreeModel *tree_model)
{
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), 0);
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
+
+ priv->columns_dirty = TRUE;
- return GTK_TREE_STORE (tree_model)->n_columns;
+ return priv->n_columns;
}
static GType
gtk_tree_store_get_column_type (GtkTreeModel *tree_model,
gint index)
{
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), G_TYPE_INVALID);
- g_return_val_if_fail (index < GTK_TREE_STORE (tree_model)->n_columns &&
- index >= 0, G_TYPE_INVALID);
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
+
+ g_return_val_if_fail (index < priv->n_columns, G_TYPE_INVALID);
- return GTK_TREE_STORE (tree_model)->column_headers[index];
+ priv->columns_dirty = TRUE;
+
+ return priv->column_headers[index];
}
static gboolean
GtkTreePath *path)
{
GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreeIter parent;
gint *indices;
gint depth, i;
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_store), FALSE);
-
+ priv->columns_dirty = TRUE;
+
indices = gtk_tree_path_get_indices (path);
depth = gtk_tree_path_get_depth (path);
g_return_val_if_fail (depth > 0, FALSE);
- parent.stamp = tree_store->stamp;
- parent.user_data = tree_store->root;
+ parent.stamp = priv->stamp;
+ parent.user_data = priv->root;
- if (! gtk_tree_model_iter_nth_child (tree_model, iter, &parent, indices[0]))
- return FALSE;
+ if (!gtk_tree_store_iter_nth_child (tree_model, iter, &parent, indices[0]))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
for (i = 1; i < depth; i++)
{
parent = *iter;
- if (! gtk_tree_model_iter_nth_child (tree_model, iter, &parent, indices[i]))
- return FALSE;
+ if (!gtk_tree_store_iter_nth_child (tree_model, iter, &parent, indices[i]))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
}
return TRUE;
gtk_tree_store_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreePath *retval;
GNode *tmp_node;
gint i = 0;
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), NULL);
- g_return_val_if_fail (iter != NULL, NULL);
g_return_val_if_fail (iter->user_data != NULL, NULL);
- g_return_val_if_fail (iter->stamp == GTK_TREE_STORE (tree_model)->stamp, NULL);
+ g_return_val_if_fail (iter->stamp == priv->stamp, NULL);
- validate_tree ((GtkTreeStore*)tree_model);
+ validate_tree (tree_store);
if (G_NODE (iter->user_data)->parent == NULL &&
- G_NODE (iter->user_data) == GTK_TREE_STORE (tree_model)->root)
+ G_NODE (iter->user_data) == priv->root)
return gtk_tree_path_new ();
g_assert (G_NODE (iter->user_data)->parent != NULL);
- if (G_NODE (iter->user_data)->parent == G_NODE (GTK_TREE_STORE (tree_model)->root))
+ if (G_NODE (iter->user_data)->parent == G_NODE (priv->root))
{
retval = gtk_tree_path_new ();
- tmp_node = G_NODE (GTK_TREE_STORE (tree_model)->root)->children;
+ tmp_node = G_NODE (priv->root)->children;
}
else
{
tmp_iter.user_data = G_NODE (iter->user_data)->parent;
- retval = gtk_tree_store_get_path (tree_model,
- &tmp_iter);
+ retval = gtk_tree_store_get_path (tree_model, &tmp_iter);
tmp_node = G_NODE (iter->user_data)->parent->children;
}
gint column,
GValue *value)
{
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreeDataList *list;
gint tmp_column = column;
- g_return_if_fail (GTK_IS_TREE_STORE (tree_model));
- g_return_if_fail (iter != NULL);
- g_return_if_fail (column < GTK_TREE_STORE (tree_model)->n_columns);
+ g_return_if_fail (column < priv->n_columns);
+ g_return_if_fail (VALID_ITER (iter, tree_store));
list = G_NODE (iter->user_data)->data;
if (list)
{
_gtk_tree_data_list_node_to_value (list,
- GTK_TREE_STORE (tree_model)->column_headers[column],
+ priv->column_headers[column],
value);
}
else
{
/* We want to return an initialized but empty (default) value */
- g_value_init (value, GTK_TREE_STORE (tree_model)->column_headers[column]);
+ g_value_init (value, priv->column_headers[column]);
}
}
GtkTreeIter *iter)
{
g_return_val_if_fail (iter->user_data != NULL, FALSE);
+ g_return_val_if_fail (iter->stamp == GTK_TREE_STORE (tree_model)->priv->stamp, FALSE);
- if (G_NODE (iter->user_data)->next)
+ if (G_NODE (iter->user_data)->next == NULL)
{
- iter->user_data = G_NODE (iter->user_data)->next;
- return TRUE;
+ iter->stamp = 0;
+ return FALSE;
}
- else
- return FALSE;
+
+ iter->user_data = G_NODE (iter->user_data)->next;
+
+ return TRUE;
+}
+
+static gboolean
+gtk_tree_store_iter_previous (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ g_return_val_if_fail (iter->user_data != NULL, FALSE);
+ g_return_val_if_fail (iter->stamp == GTK_TREE_STORE (tree_model)->priv->stamp, FALSE);
+
+ if (G_NODE (iter->user_data)->prev == NULL)
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
+
+ iter->user_data = G_NODE (iter->user_data)->prev;
+
+ return TRUE;
}
static gboolean
GtkTreeIter *iter,
GtkTreeIter *parent)
{
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *children;
- g_return_val_if_fail (parent == NULL || parent->user_data != NULL, FALSE);
+ if (parent)
+ g_return_val_if_fail (VALID_ITER (parent, tree_store), FALSE);
if (parent)
children = G_NODE (parent->user_data)->children;
else
- children = G_NODE (GTK_TREE_STORE (tree_model)->root)->children;
+ children = G_NODE (priv->root)->children;
if (children)
{
- iter->stamp = GTK_TREE_STORE (tree_model)->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = children;
return TRUE;
}
else
- return FALSE;
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
}
static gboolean
gtk_tree_store_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), FALSE);
- g_return_val_if_fail (iter->stamp == GTK_TREE_STORE (tree_model)->stamp, FALSE);
g_return_val_if_fail (iter->user_data != NULL, FALSE);
+ g_return_val_if_fail (VALID_ITER (iter, tree_model), FALSE);
return G_NODE (iter->user_data)->children != NULL;
}
GNode *node;
gint i = 0;
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), 0);
- g_return_val_if_fail (iter == NULL || iter->user_data != NULL, FALSE);
+ g_return_val_if_fail (iter == NULL || iter->user_data != NULL, 0);
if (iter == NULL)
- node = G_NODE (GTK_TREE_STORE (tree_model)->root)->children;
+ node = G_NODE (GTK_TREE_STORE (tree_model)->priv->root)->children;
else
node = G_NODE (iter->user_data)->children;
GtkTreeIter *parent,
gint n)
{
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *parent_node;
GNode *child;
- g_return_val_if_fail (GTK_IS_TREE_STORE (tree_model), FALSE);
g_return_val_if_fail (parent == NULL || parent->user_data != NULL, FALSE);
if (parent == NULL)
- parent_node = GTK_TREE_STORE (tree_model)->root;
+ parent_node = priv->root;
else
parent_node = parent->user_data;
if (child)
{
iter->user_data = child;
- iter->stamp = GTK_TREE_STORE (tree_model)->stamp;
+ iter->stamp = priv->stamp;
return TRUE;
}
else
- return FALSE;
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
}
static gboolean
GtkTreeIter *iter,
GtkTreeIter *child)
{
+ GtkTreeStore *tree_store = (GtkTreeStore *) tree_model;
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *parent;
g_return_val_if_fail (iter != NULL, FALSE);
- g_return_val_if_fail (iter->user_data != NULL, FALSE);
+ g_return_val_if_fail (VALID_ITER (child, tree_store), FALSE);
parent = G_NODE (child->user_data)->parent;
g_assert (parent != NULL);
- if (parent != GTK_TREE_STORE (tree_model)->root)
+ if (parent != priv->root)
{
iter->user_data = parent;
- iter->stamp = GTK_TREE_STORE (tree_model)->stamp;
+ iter->stamp = priv->stamp;
return TRUE;
}
else
- return FALSE;
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
}
gtk_tree_store_real_set_value (GtkTreeStore *tree_store,
GtkTreeIter *iter,
gint column,
- GValue *value)
+ GValue *value,
+ gboolean sort)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreeDataList *list;
GtkTreeDataList *prev;
- GtkTreePath *path = NULL;
- GValue real_value = {0, };
+ gint old_column = column;
+ GValue real_value = G_VALUE_INIT;
gboolean converted = FALSE;
- gint orig_column = column;
gboolean retval = FALSE;
- if (! g_type_is_a (G_VALUE_TYPE (value), tree_store->column_headers[column]))
+ if (! g_type_is_a (G_VALUE_TYPE (value), priv->column_headers[column]))
{
- if (! (g_value_type_compatible (G_VALUE_TYPE (value), tree_store->column_headers[column]) &&
- g_value_type_compatible (tree_store->column_headers[column], G_VALUE_TYPE (value))))
+ if (! (g_value_type_transformable (G_VALUE_TYPE (value), priv->column_headers[column])))
{
g_warning ("%s: Unable to convert from %s to %s\n",
G_STRLOC,
g_type_name (G_VALUE_TYPE (value)),
- g_type_name (tree_store->column_headers[column]));
+ g_type_name (priv->column_headers[column]));
return retval;
}
+
+ g_value_init (&real_value, priv->column_headers[column]);
if (!g_value_transform (value, &real_value))
{
g_warning ("%s: Unable to make conversion from %s to %s\n",
G_STRLOC,
g_type_name (G_VALUE_TYPE (value)),
- g_type_name (tree_store->column_headers[column]));
+ g_type_name (priv->column_headers[column]));
g_value_unset (&real_value);
return retval;
}
prev = list = G_NODE (iter->user_data)->data;
- path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
-
while (list != NULL)
{
if (column == 0)
else
_gtk_tree_data_list_value_to_node (list, value);
retval = TRUE;
- gtk_tree_path_free (path);
if (converted)
g_value_unset (&real_value);
+ if (sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, old_column, TRUE);
return retval;
}
list->next = NULL;
column --;
}
+
if (converted)
_gtk_tree_data_list_value_to_node (list, &real_value);
else
_gtk_tree_data_list_value_to_node (list, value);
-
- gtk_tree_path_free (path);
+
+ retval = TRUE;
if (converted)
g_value_unset (&real_value);
- if (GTK_TREE_STORE_IS_SORTED (tree_store))
- gtk_tree_store_sort_iter_changed (tree_store, iter, orig_column);
+ if (sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, old_column, TRUE);
return retval;
}
{
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
g_return_if_fail (VALID_ITER (iter, tree_store));
- g_return_if_fail (column >= 0 && column < tree_store->n_columns);
+ g_return_if_fail (column >= 0 && column < tree_store->priv->n_columns);
g_return_if_fail (G_IS_VALUE (value));
- if (gtk_tree_store_real_set_value (tree_store, iter, column, value))
+ if (gtk_tree_store_real_set_value (tree_store, iter, column, value, TRUE))
{
GtkTreePath *path;
- path = gtk_tree_model_get_path (GTK_TREE_MODEL (tree_store), iter);
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_changed (GTK_TREE_MODEL (tree_store), path, iter);
gtk_tree_path_free (path);
}
}
-/**
- * gtk_tree_store_set_valist:
- * @tree_store: A #GtkTreeStore
- * @iter: A valid #GtkTreeIter for the row being modified
- * @var_args: va_list of column/value pairs
- *
- * See @gtk_tree_store_set; this version takes a va_list for
- * use by language bindings.
- *
- **/
-void
-gtk_tree_store_set_valist (GtkTreeStore *tree_store,
- GtkTreeIter *iter,
- va_list var_args)
+static GtkTreeIterCompareFunc
+gtk_tree_store_get_compare_func (GtkTreeStore *tree_store)
{
- gint column;
- gboolean emit_signal = FALSE;
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ GtkTreeIterCompareFunc func = NULL;
- g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
- g_return_if_fail (VALID_ITER (iter, tree_store));
+ if (GTK_TREE_STORE_IS_SORTED (tree_store))
+ {
+ if (priv->sort_column_id != -1)
+ {
+ GtkTreeDataSortHeader *header;
+ header = _gtk_tree_data_list_get_header (priv->sort_list,
+ priv->sort_column_id);
+ g_return_val_if_fail (header != NULL, NULL);
+ g_return_val_if_fail (header->func != NULL, NULL);
+ func = header->func;
+ }
+ else
+ {
+ func = priv->default_sort_func;
+ }
+ }
+
+ return func;
+}
+
+static void
+gtk_tree_store_set_vector_internal (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ gboolean *emit_signal,
+ gboolean *maybe_need_sort,
+ gint *columns,
+ GValue *values,
+ gint n_values)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ gint i;
+ GtkTreeIterCompareFunc func = NULL;
+
+ func = gtk_tree_store_get_compare_func (tree_store);
+ if (func != _gtk_tree_data_list_compare_func)
+ *maybe_need_sort = TRUE;
+
+ for (i = 0; i < n_values; i++)
+ {
+ *emit_signal = gtk_tree_store_real_set_value (tree_store, iter,
+ columns[i], &values[i],
+ FALSE) || *emit_signal;
+
+ if (func == _gtk_tree_data_list_compare_func &&
+ columns[i] == priv->sort_column_id)
+ *maybe_need_sort = TRUE;
+ }
+}
+
+static void
+gtk_tree_store_set_valist_internal (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ gboolean *emit_signal,
+ gboolean *maybe_need_sort,
+ va_list var_args)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ gint column;
+ GtkTreeIterCompareFunc func = NULL;
column = va_arg (var_args, gint);
+ func = gtk_tree_store_get_compare_func (tree_store);
+ if (func != _gtk_tree_data_list_compare_func)
+ *maybe_need_sort = TRUE;
+
while (column != -1)
{
- GValue value = { 0, };
+ GValue value = G_VALUE_INIT;
gchar *error = NULL;
- if (column >= tree_store->n_columns)
+ if (column < 0 || column >= priv->n_columns)
{
g_warning ("%s: Invalid column number %d added to iter (remember to end your list of columns with a -1)", G_STRLOC, column);
break;
}
- g_value_init (&value, tree_store->column_headers[column]);
- G_VALUE_COLLECT (&value, var_args, 0, &error);
+ G_VALUE_COLLECT_INIT (&value, priv->column_headers[column],
+ var_args, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRLOC, error);
break;
}
- emit_signal = gtk_tree_store_real_set_value (tree_store,
- iter,
- column,
- &value) || emit_signal;
+ *emit_signal = gtk_tree_store_real_set_value (tree_store,
+ iter,
+ column,
+ &value,
+ FALSE) || *emit_signal;
+
+ if (func == _gtk_tree_data_list_compare_func &&
+ column == priv->sort_column_id)
+ *maybe_need_sort = TRUE;
g_value_unset (&value);
column = va_arg (var_args, gint);
}
+}
+
+/**
+ * gtk_tree_store_set_valuesv:
+ * @tree_store: A #GtkTreeStore
+ * @iter: A valid #GtkTreeIter for the row being modified
+ * @columns: (array length=n_values): an array of column numbers
+ * @values: (array length=n_values): an array of GValues
+ * @n_values: the length of the @columns and @values arrays
+ *
+ * A variant of gtk_tree_store_set_valist() which takes
+ * the columns and values as two arrays, instead of varargs. This
+ * function is mainly intended for language bindings or in case
+ * the number of columns to change is not known until run-time.
+ *
+ * Since: 2.12
+ * Rename to: gtk_tree_store_set
+ **/
+void
+gtk_tree_store_set_valuesv (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ gint *columns,
+ GValue *values,
+ gint n_values)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ gboolean emit_signal = FALSE;
+ gboolean maybe_need_sort = FALSE;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (VALID_ITER (iter, tree_store));
+
+ gtk_tree_store_set_vector_internal (tree_store, iter,
+ &emit_signal,
+ &maybe_need_sort,
+ columns, values, n_values);
+
+ if (maybe_need_sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, priv->sort_column_id, TRUE);
+
+ if (emit_signal)
+ {
+ GtkTreePath *path;
+
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
+ gtk_tree_model_row_changed (GTK_TREE_MODEL (tree_store), path, iter);
+ gtk_tree_path_free (path);
+ }
+}
+
+/**
+ * gtk_tree_store_set_valist:
+ * @tree_store: A #GtkTreeStore
+ * @iter: A valid #GtkTreeIter for the row being modified
+ * @var_args: <type>va_list</type> of column/value pairs
+ *
+ * See gtk_tree_store_set(); this version takes a <type>va_list</type> for
+ * use by language bindings.
+ *
+ **/
+void
+gtk_tree_store_set_valist (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ va_list var_args)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ gboolean emit_signal = FALSE;
+ gboolean maybe_need_sort = FALSE;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (VALID_ITER (iter, tree_store));
+
+ gtk_tree_store_set_valist_internal (tree_store, iter,
+ &emit_signal,
+ &maybe_need_sort,
+ var_args);
+
+ if (maybe_need_sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, priv->sort_column_id, TRUE);
+
if (emit_signal)
{
GtkTreePath *path;
- path = gtk_tree_model_get_path (GTK_TREE_MODEL (tree_store), iter);
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_changed (GTK_TREE_MODEL (tree_store), path, iter);
gtk_tree_path_free (path);
}
* gtk_tree_store_set:
* @tree_store: A #GtkTreeStore
* @iter: A valid #GtkTreeIter for the row being modified
- * @Varargs: pairs of column number and value, terminated with -1
+ * @...: pairs of column number and value, terminated with -1
*
* Sets the value of one or more cells in the row referenced by @iter.
* The variable argument list should contain integer column numbers,
- * each column number followed by the value to be set. For example,
+ * each column number followed by the value to be set.
* The list is terminated by a -1. For example, to set column 0 with type
- * %G_TYPE_STRING to "Foo", you would write gtk_tree_store_set (store, iter,
- * 0, "Foo", -1).
+ * %G_TYPE_STRING to "Foo", you would write
+ * <literal>gtk_tree_store_set (store, iter, 0, "Foo", -1)</literal>.
+ *
+ * The value will be referenced by the store if it is a %G_TYPE_OBJECT, and it
+ * will be copied if it is a %G_TYPE_STRING or %G_TYPE_BOXED.
**/
void
gtk_tree_store_set (GtkTreeStore *tree_store,
{
va_list var_args;
- g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
- g_return_if_fail (VALID_ITER (iter, tree_store));
-
va_start (var_args, iter);
gtk_tree_store_set_valist (tree_store, iter, var_args);
va_end (var_args);
* @iter: A valid #GtkTreeIter
*
* Removes @iter from @tree_store. After being removed, @iter is set to the
- * next valid row at that level, or invalidated if it previeously pointed to the
+ * next valid row at that level, or invalidated if it previously pointed to the
* last one.
+ *
+ * Return value: %TRUE if @iter is still valid, %FALSE if not.
**/
-void
+gboolean
gtk_tree_store_remove (GtkTreeStore *tree_store,
GtkTreeIter *iter)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreePath *path;
GtkTreeIter new_iter = {0,};
GNode *parent;
GNode *next_node;
- g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
- g_return_if_fail (VALID_ITER (iter, tree_store));
+ g_return_val_if_fail (GTK_IS_TREE_STORE (tree_store), FALSE);
+ g_return_val_if_fail (VALID_ITER (iter, tree_store), FALSE);
parent = G_NODE (iter->user_data)->parent;
next_node = G_NODE (iter->user_data)->next;
if (G_NODE (iter->user_data)->data)
- _gtk_tree_data_list_free ((GtkTreeDataList *) G_NODE (iter->user_data)->data,
- tree_store->column_headers);
+ g_node_traverse (G_NODE (iter->user_data), G_POST_ORDER, G_TRAVERSE_ALL,
+ -1, node_free, priv->column_headers);
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
g_node_destroy (G_NODE (iter->user_data));
gtk_tree_model_row_deleted (GTK_TREE_MODEL (tree_store), path);
- if (parent != G_NODE (tree_store->root))
+ if (parent != G_NODE (priv->root))
{
/* child_toggled */
if (parent->children == NULL)
{
gtk_tree_path_up (path);
- new_iter.stamp = tree_store->stamp;
+ new_iter.stamp = priv->stamp;
new_iter.user_data = parent;
gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, &new_iter);
}
/* revalidate iter */
if (next_node != NULL)
{
- iter->stamp = tree_store->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = next_node;
+ return TRUE;
}
else
{
iter->stamp = 0;
iter->user_data = NULL;
}
+
+ return FALSE;
}
/**
* gtk_tree_store_insert:
- * @tree_store: A #GtkListStore
- * @iter: An unset #GtkTreeIter to set to the new row
- * @parent: A valid #GtkTreeIter, or %NULL
- * @position: position to insert the new row
+ * @tree_store: A #GtkTreeStore
+ * @iter: (out): An unset #GtkTreeIter to set to the new row
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
+ * @position: position to insert the new row, or -1 for last
*
- * Creates a new row at @position. If parent is non-NULL, then the row will be
+ * Creates a new row at @position. If parent is non-%NULL, then the row will be
* made a child of @parent. Otherwise, the row will be created at the toplevel.
- * If @position is larger than the number of rows at that level, then the new
- * row will be inserted to the end of the list. @iter will be changed to point
- * to this new row. The row will be empty before this function is called. To
- * fill in values, you need to call @gtk_list_store_set or
- * @gtk_list_store_set_value.
+ * If @position is -1 or is larger than the number of rows at that level, then
+ * the new row will be inserted to the end of the list. @iter will be changed
+ * to point to this new row. The row will be empty after this function is
+ * called. To fill in values, you need to call gtk_tree_store_set() or
+ * gtk_tree_store_set_value().
*
**/
void
GtkTreeIter *parent,
gint position)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreePath *path;
GNode *parent_node;
+ GNode *new_node;
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (iter != NULL);
if (parent)
g_return_if_fail (VALID_ITER (parent, tree_store));
if (parent)
parent_node = parent->user_data;
else
- parent_node = tree_store->root;
+ parent_node = priv->root;
+
+ priv->columns_dirty = TRUE;
+
+ new_node = g_node_new (NULL);
- iter->stamp = tree_store->stamp;
- iter->user_data = g_node_new (NULL);
- g_node_insert (parent_node, position, G_NODE (iter->user_data));
+ iter->stamp = priv->stamp;
+ iter->user_data = new_node;
+ g_node_insert (parent_node, position, new_node);
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
+ if (parent_node != priv->root)
+ {
+ if (new_node->prev == NULL && new_node->next == NULL)
+ {
+ gtk_tree_path_up (path);
+ gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, parent);
+ }
+ }
+
gtk_tree_path_free (path);
validate_tree ((GtkTreeStore*)tree_store);
/**
* gtk_tree_store_insert_before:
* @tree_store: A #GtkTreeStore
- * @iter: An unset #GtkTreeIter to set to the new row
- * @parent: A valid #GtkTreeIter, or %NULL
- * @sibling: A valid #GtkTreeIter, or %NULL
+ * @iter: (out): An unset #GtkTreeIter to set to the new row
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
+ * @sibling: (allow-none): A valid #GtkTreeIter, or %NULL
*
* Inserts a new row before @sibling. If @sibling is %NULL, then the row will
- * be appended to the beginning of the @parent 's children. If @parent and
- * @sibling are %NULL, then the row will be appended to the toplevel. If both
- * @sibling and @parent are set, then @parent must be the parent of @sibling.
- * When @sibling is set, @parent is optional.
+ * be appended to @parent 's children. If @parent and @sibling are %NULL, then
+ * the row will be appended to the toplevel. If both @sibling and @parent are
+ * set, then @parent must be the parent of @sibling. When @sibling is set,
+ * @parent is optional.
*
* @iter will be changed to point to this new row. The row will be empty after
* this function is called. To fill in values, you need to call
- * @gtk_tree_store_set or @gtk_tree_store_set_value.
+ * gtk_tree_store_set() or gtk_tree_store_set_value().
*
**/
void
GtkTreeIter *parent,
GtkTreeIter *sibling)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreePath *path;
GNode *parent_node = NULL;
GNode *new_node;
if (sibling != NULL)
g_return_if_fail (VALID_ITER (sibling, tree_store));
- new_node = g_node_new (NULL);
-
if (parent == NULL && sibling == NULL)
- parent_node = tree_store->root;
+ parent_node = priv->root;
else if (parent == NULL)
parent_node = G_NODE (sibling->user_data)->parent;
else if (sibling == NULL)
parent_node = G_NODE (parent->user_data);
}
+ priv->columns_dirty = TRUE;
+
+ new_node = g_node_new (NULL);
+
g_node_insert_before (parent_node,
sibling ? G_NODE (sibling->user_data) : NULL,
new_node);
- iter->stamp = tree_store->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = new_node;
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
+ if (parent_node != priv->root)
+ {
+ if (new_node->prev == NULL && new_node->next == NULL)
+ {
+ GtkTreeIter parent_iter;
+
+ parent_iter.stamp = priv->stamp;
+ parent_iter.user_data = parent_node;
+
+ gtk_tree_path_up (path);
+ gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, &parent_iter);
+ }
+ }
+
gtk_tree_path_free (path);
- validate_tree ((GtkTreeStore*)tree_store);
+ validate_tree (tree_store);
}
/**
* gtk_tree_store_insert_after:
* @tree_store: A #GtkTreeStore
- * @iter: An unset #GtkTreeIter to set to the new row
- * @parent: A valid #GtkTreeIter, or %NULL
- * @sibling: A valid #GtkTreeIter, or %NULL
+ * @iter: (out): An unset #GtkTreeIter to set to the new row
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
+ * @sibling: (allow-none): A valid #GtkTreeIter, or %NULL
*
* Inserts a new row after @sibling. If @sibling is %NULL, then the row will be
- * prepended to the beginning of the @parent 's children. If @parent and
- * @sibling are %NULL, then the row will be prepended to the toplevel. If both
- * @sibling and @parent are set, then @parent must be the parent of @sibling.
- * When @sibling is set, @parent is optional.
+ * prepended to @parent 's children. If @parent and @sibling are %NULL, then
+ * the row will be prepended to the toplevel. If both @sibling and @parent are
+ * set, then @parent must be the parent of @sibling. When @sibling is set,
+ * @parent is optional.
*
* @iter will be changed to point to this new row. The row will be empty after
* this function is called. To fill in values, you need to call
- * @gtk_tree_store_set or @gtk_tree_store_set_value.
+ * gtk_tree_store_set() or gtk_tree_store_set_value().
*
**/
void
GtkTreeIter *parent,
GtkTreeIter *sibling)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GtkTreePath *path;
GNode *parent_node;
GNode *new_node;
if (sibling != NULL)
g_return_if_fail (VALID_ITER (sibling, tree_store));
- new_node = g_node_new (NULL);
-
if (parent == NULL && sibling == NULL)
- parent_node = tree_store->root;
+ parent_node = priv->root;
else if (parent == NULL)
parent_node = G_NODE (sibling->user_data)->parent;
else if (sibling == NULL)
parent_node = G_NODE (parent->user_data);
}
+ priv->columns_dirty = TRUE;
+
+ new_node = g_node_new (NULL);
g_node_insert_after (parent_node,
sibling ? G_NODE (sibling->user_data) : NULL,
new_node);
- iter->stamp = tree_store->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = new_node;
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
+ if (parent_node != priv->root)
+ {
+ if (new_node->prev == NULL && new_node->next == NULL)
+ {
+ GtkTreeIter parent_iter;
+
+ parent_iter.stamp = priv->stamp;
+ parent_iter.user_data = parent_node;
+
+ gtk_tree_path_up (path);
+ gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, &parent_iter);
+ }
+ }
+
gtk_tree_path_free (path);
- validate_tree ((GtkTreeStore*)tree_store);
+ validate_tree (tree_store);
+}
+
+/**
+ * gtk_tree_store_insert_with_values:
+ * @tree_store: A #GtkTreeStore
+ * @iter: (out) (allow-none): An unset #GtkTreeIter to set the new row, or %NULL.
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
+ * @position: position to insert the new row, or -1 to append after existing rows
+ * @...: pairs of column number and value, terminated with -1
+ *
+ * Creates a new row at @position. @iter will be changed to point to this
+ * new row. If @position is -1, or larger than the number of rows on the list, then
+ * the new row will be appended to the list. The row will be filled with
+ * the values given to this function.
+ *
+ * Calling
+ * <literal>gtk_tree_store_insert_with_values (tree_store, iter, position, ...)</literal>
+ * has the same effect as calling
+ * |[
+ * gtk_tree_store_insert (tree_store, iter, position);
+ * gtk_tree_store_set (tree_store, iter, ...);
+ * ]|
+ * with the different that the former will only emit a row_inserted signal,
+ * while the latter will emit row_inserted, row_changed and if the tree store
+ * is sorted, rows_reordered. Since emitting the rows_reordered signal
+ * repeatedly can affect the performance of the program,
+ * gtk_tree_store_insert_with_values() should generally be preferred when
+ * inserting rows in a sorted tree store.
+ *
+ * Since: 2.10
+ */
+void
+gtk_tree_store_insert_with_values (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent,
+ gint position,
+ ...)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ GtkTreePath *path;
+ GNode *parent_node;
+ GNode *new_node;
+ GtkTreeIter tmp_iter;
+ va_list var_args;
+ gboolean changed = FALSE;
+ gboolean maybe_need_sort = FALSE;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+
+ if (!iter)
+ iter = &tmp_iter;
+
+ if (parent)
+ g_return_if_fail (VALID_ITER (parent, tree_store));
+
+ if (parent)
+ parent_node = parent->user_data;
+ else
+ parent_node = priv->root;
+
+ priv->columns_dirty = TRUE;
+
+ new_node = g_node_new (NULL);
+
+ iter->stamp = priv->stamp;
+ iter->user_data = new_node;
+ g_node_insert (parent_node, position, new_node);
+
+ va_start (var_args, position);
+ gtk_tree_store_set_valist_internal (tree_store, iter,
+ &changed, &maybe_need_sort,
+ var_args);
+ va_end (var_args);
+
+ if (maybe_need_sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, priv->sort_column_id, FALSE);
+
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
+ gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
+
+ if (parent_node != priv->root)
+ {
+ if (new_node->prev == NULL && new_node->next == NULL)
+ {
+ gtk_tree_path_up (path);
+ gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, parent);
+ }
+ }
+
+ gtk_tree_path_free (path);
+
+ validate_tree ((GtkTreeStore *)tree_store);
+}
+
+/**
+ * gtk_tree_store_insert_with_valuesv:
+ * @tree_store: A #GtkTreeStore
+ * @iter: (out) (allow-none): An unset #GtkTreeIter to set the new row, or %NULL.
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
+ * @position: position to insert the new row, or -1 for last
+ * @columns: (array length=n_values): an array of column numbers
+ * @values: (array length=n_values): an array of GValues
+ * @n_values: the length of the @columns and @values arrays
+ *
+ * A variant of gtk_tree_store_insert_with_values() which takes
+ * the columns and values as two arrays, instead of varargs. This
+ * function is mainly intended for language bindings.
+ *
+ * Since: 2.10
+ * Rename to: gtk_tree_store_insert_with_values
+ */
+void
+gtk_tree_store_insert_with_valuesv (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent,
+ gint position,
+ gint *columns,
+ GValue *values,
+ gint n_values)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ GtkTreePath *path;
+ GNode *parent_node;
+ GNode *new_node;
+ GtkTreeIter tmp_iter;
+ gboolean changed = FALSE;
+ gboolean maybe_need_sort = FALSE;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+
+ if (!iter)
+ iter = &tmp_iter;
+
+ if (parent)
+ g_return_if_fail (VALID_ITER (parent, tree_store));
+
+ if (parent)
+ parent_node = parent->user_data;
+ else
+ parent_node = priv->root;
+
+ priv->columns_dirty = TRUE;
+
+ new_node = g_node_new (NULL);
+
+ iter->stamp = priv->stamp;
+ iter->user_data = new_node;
+ g_node_insert (parent_node, position, new_node);
+
+ gtk_tree_store_set_vector_internal (tree_store, iter,
+ &changed, &maybe_need_sort,
+ columns, values, n_values);
+
+ if (maybe_need_sort && GTK_TREE_STORE_IS_SORTED (tree_store))
+ gtk_tree_store_sort_iter_changed (tree_store, iter, priv->sort_column_id, FALSE);
+
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
+ gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
+
+ if (parent_node != priv->root)
+ {
+ if (new_node->prev == NULL && new_node->next == NULL)
+ {
+ gtk_tree_path_up (path);
+ gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, parent);
+ }
+ }
+
+ gtk_tree_path_free (path);
+
+ validate_tree ((GtkTreeStore *)tree_store);
}
/**
* gtk_tree_store_prepend:
* @tree_store: A #GtkTreeStore
- * @iter: An unset #GtkTreeIter to set to the prepended row
- * @parent: A valid #GtkTreeIter, or %NULL
+ * @iter: (out): An unset #GtkTreeIter to set to the prepended row
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
*
- * Prepends a new row to @tree_store. If @parent is non-NULL, then it will prepend
+ * Prepends a new row to @tree_store. If @parent is non-%NULL, then it will prepend
* the new row before the first child of @parent, otherwise it will prepend a row
* to the top level. @iter will be changed to point to this new row. The row
* will be empty after this function is called. To fill in values, you need to
- * call @gtk_tree_store_set or @gtk_tree_store_set_value.
+ * call gtk_tree_store_set() or gtk_tree_store_set_value().
**/
void
gtk_tree_store_prepend (GtkTreeStore *tree_store,
GtkTreeIter *iter,
GtkTreeIter *parent)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *parent_node;
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
if (parent != NULL)
g_return_if_fail (VALID_ITER (parent, tree_store));
+ priv->columns_dirty = TRUE;
+
if (parent == NULL)
- parent_node = tree_store->root;
+ parent_node = priv->root;
else
parent_node = parent->user_data;
{
GtkTreePath *path;
- iter->stamp = tree_store->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = g_node_new (NULL);
- g_node_prepend (parent_node, iter->user_data);
+ g_node_prepend (parent_node, G_NODE (iter->user_data));
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
- if (parent_node != tree_store->root)
+ if (parent_node != priv->root)
{
gtk_tree_path_up (path);
gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, parent);
gtk_tree_store_insert_after (tree_store, iter, parent, NULL);
}
- validate_tree ((GtkTreeStore*)tree_store);
+ validate_tree (tree_store);
}
/**
* gtk_tree_store_append:
* @tree_store: A #GtkTreeStore
- * @iter: An unset #GtkTreeIter to set to the appended row
- * @parent: A valid #GtkTreeIter, or %NULL
+ * @iter: (out): An unset #GtkTreeIter to set to the appended row
+ * @parent: (allow-none): A valid #GtkTreeIter, or %NULL
*
- * Appends a new row to @tree_store. If @parent is non-NULL, then it will append the
+ * Appends a new row to @tree_store. If @parent is non-%NULL, then it will append the
* new row after the last child of @parent, otherwise it will append a row to
* the top level. @iter will be changed to point to this new row. The row will
* be empty after this function is called. To fill in values, you need to call
- * @gtk_tree_store_set or @gtk_tree_store_set_value.
+ * gtk_tree_store_set() or gtk_tree_store_set_value().
**/
void
gtk_tree_store_append (GtkTreeStore *tree_store,
GtkTreeIter *iter,
GtkTreeIter *parent)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *parent_node;
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
g_return_if_fail (iter != NULL);
-
if (parent != NULL)
g_return_if_fail (VALID_ITER (parent, tree_store));
if (parent == NULL)
- parent_node = tree_store->root;
+ parent_node = priv->root;
else
parent_node = parent->user_data;
+ priv->columns_dirty = TRUE;
+
if (parent_node->children == NULL)
{
GtkTreePath *path;
- iter->stamp = tree_store->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = g_node_new (NULL);
g_node_append (parent_node, G_NODE (iter->user_data));
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (tree_store), path, iter);
- if (parent_node != tree_store->root)
+ if (parent_node != priv->root)
{
gtk_tree_path_up (path);
gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (tree_store), path, parent);
gtk_tree_store_insert_before (tree_store, iter, parent, NULL);
}
- validate_tree ((GtkTreeStore*)tree_store);
+ validate_tree (tree_store);
}
/**
return g_node_depth (G_NODE (iter->user_data)) - 2;
}
+/* simple ripoff from g_node_traverse_post_order */
+static gboolean
+gtk_tree_store_clear_traverse (GNode *node,
+ GtkTreeStore *store)
+{
+ GtkTreeIter iter;
+
+ if (node->children)
+ {
+ GNode *child;
+
+ child = node->children;
+ while (child)
+ {
+ register GNode *current;
+
+ current = child;
+ child = current->next;
+ if (gtk_tree_store_clear_traverse (current, store))
+ return TRUE;
+ }
+
+ if (node->parent)
+ {
+ iter.stamp = store->priv->stamp;
+ iter.user_data = node;
+
+ gtk_tree_store_remove (store, &iter);
+ }
+ }
+ else if (node->parent)
+ {
+ iter.stamp = store->priv->stamp;
+ iter.user_data = node;
+
+ gtk_tree_store_remove (store, &iter);
+ }
+
+ return FALSE;
+}
+
+static void
+gtk_tree_store_increment_stamp (GtkTreeStore *tree_store)
+{
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ do
+ {
+ priv->stamp++;
+ }
+ while (priv->stamp == 0);
+}
+
/**
* gtk_tree_store_clear:
- * @tree_store: @ #GtkTreeStore
+ * @tree_store: a #GtkTreeStore
*
* Removes all rows from @tree_store
**/
void
gtk_tree_store_clear (GtkTreeStore *tree_store)
{
- GtkTreeIter iter;
-
g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
- while (G_NODE (tree_store->root)->children)
+ gtk_tree_store_clear_traverse (tree_store->priv->root, tree_store);
+ gtk_tree_store_increment_stamp (tree_store);
+}
+
+static gboolean
+gtk_tree_store_iter_is_valid_helper (GtkTreeIter *iter,
+ GNode *first)
+{
+ GNode *node;
+
+ node = first;
+
+ do
{
- iter.stamp = tree_store->stamp;
- iter.user_data = G_NODE (tree_store->root)->children;
- gtk_tree_store_remove (tree_store, &iter);
+ if (node == iter->user_data)
+ return TRUE;
+
+ if (node->children)
+ if (gtk_tree_store_iter_is_valid_helper (iter, node->children))
+ return TRUE;
+
+ node = node->next;
}
+ while (node);
+
+ return FALSE;
+}
+
+/**
+ * gtk_tree_store_iter_is_valid:
+ * @tree_store: A #GtkTreeStore.
+ * @iter: A #GtkTreeIter.
+ *
+ * WARNING: This function is slow. Only use it for debugging and/or testing
+ * purposes.
+ *
+ * Checks if the given iter is a valid iter for this #GtkTreeStore.
+ *
+ * Return value: %TRUE if the iter is valid, %FALSE if the iter is invalid.
+ *
+ * Since: 2.2
+ **/
+gboolean
+gtk_tree_store_iter_is_valid (GtkTreeStore *tree_store,
+ GtkTreeIter *iter)
+{
+ g_return_val_if_fail (GTK_IS_TREE_STORE (tree_store), FALSE);
+ g_return_val_if_fail (iter != NULL, FALSE);
+
+ if (!VALID_ITER (iter, tree_store))
+ return FALSE;
+
+ return gtk_tree_store_iter_is_valid_helper (iter, tree_store->priv->root);
}
/* DND */
+static gboolean real_gtk_tree_store_row_draggable (GtkTreeDragSource *drag_source,
+ GtkTreePath *path)
+{
+ return TRUE;
+}
+
static gboolean
gtk_tree_store_drag_data_delete (GtkTreeDragSource *drag_source,
GtkTreePath *path)
{
GtkTreeIter iter;
- g_return_val_if_fail (GTK_IS_TREE_STORE (drag_source), FALSE);
-
- if (gtk_tree_model_get_iter (GTK_TREE_MODEL (drag_source),
+ if (gtk_tree_store_get_iter (GTK_TREE_MODEL (drag_source),
&iter,
path))
{
GtkTreePath *path,
GtkSelectionData *selection_data)
{
- g_return_val_if_fail (GTK_IS_TREE_STORE (drag_source), FALSE);
-
/* Note that we don't need to handle the GTK_TREE_MODEL_ROW
* target, because the default handler does it for us, but
* we do anyway for the convenience of someone maybe overriding the
col = 0;
while (dl)
{
- copy_iter = _gtk_tree_data_list_node_copy (dl, tree_store->column_headers[col]);
+ copy_iter = _gtk_tree_data_list_node_copy (dl, tree_store->priv->column_headers[col]);
if (copy_head == NULL)
copy_head = copy_iter;
copy_node_data (tree_store, src_iter, dest_iter);
- if (gtk_tree_model_iter_children (model,
+ if (gtk_tree_store_iter_children (model,
&child,
src_iter))
{
recursive_node_copy (tree_store, &child, ©);
}
- while (gtk_tree_model_iter_next (model, &child));
+ while (gtk_tree_store_iter_next (model, &child));
}
}
GtkTreePath *src_path = NULL;
gboolean retval = FALSE;
- g_return_val_if_fail (GTK_IS_TREE_STORE (drag_dest), FALSE);
-
tree_model = GTK_TREE_MODEL (drag_dest);
tree_store = GTK_TREE_STORE (drag_dest);
GtkTreeIter dest_iter;
GtkTreePath *prev;
- if (!gtk_tree_model_get_iter (src_model,
+ if (!gtk_tree_store_get_iter (src_model,
&src_iter,
src_path))
{
/* Get the parent, NULL if parent is the root */
dest_parent_p = NULL;
parent = gtk_tree_path_copy (dest);
- if (gtk_tree_path_up (parent))
+ if (gtk_tree_path_up (parent) &&
+ gtk_tree_path_get_depth (parent) > 0)
{
- gtk_tree_model_get_iter (tree_model,
+ gtk_tree_store_get_iter (tree_model,
&dest_parent,
parent);
dest_parent_p = &dest_parent;
gtk_tree_path_free (parent);
parent = NULL;
- gtk_tree_store_prepend (GTK_TREE_STORE (tree_model),
+ gtk_tree_store_prepend (tree_store,
&dest_iter,
dest_parent_p);
}
else
{
- if (gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_model),
- &dest_iter,
- prev))
+ if (gtk_tree_store_get_iter (tree_model, &dest_iter, prev))
{
GtkTreeIter tmp_iter = dest_iter;
- gtk_tree_store_insert_after (GTK_TREE_STORE (tree_model),
- &dest_iter,
- NULL,
+
+ gtk_tree_store_insert_after (tree_store, &dest_iter, NULL,
&tmp_iter);
- retval = TRUE;
+ retval = TRUE;
}
}
}
static gboolean
-gtk_tree_store_row_drop_possible (GtkTreeDragDest *drag_dest,
- GtkTreeModel *src_model,
- GtkTreePath *src_path,
- GtkTreePath *dest_path)
+gtk_tree_store_row_drop_possible (GtkTreeDragDest *drag_dest,
+ GtkTreePath *dest_path,
+ GtkSelectionData *selection_data)
{
+ GtkTreeModel *src_model = NULL;
+ GtkTreePath *src_path = NULL;
+ GtkTreePath *tmp = NULL;
+ gboolean retval = FALSE;
+
+ /* don't accept drops if the tree has been sorted */
+ if (GTK_TREE_STORE_IS_SORTED (drag_dest))
+ return FALSE;
+
+ if (!gtk_tree_get_row_drag_data (selection_data,
+ &src_model,
+ &src_path))
+ goto out;
+
/* can only drag to ourselves */
if (src_model != GTK_TREE_MODEL (drag_dest))
- return FALSE;
+ goto out;
/* Can't drop into ourself. */
if (gtk_tree_path_is_ancestor (src_path,
dest_path))
- return FALSE;
+ goto out;
/* Can't drop if dest_path's parent doesn't exist */
{
GtkTreeIter iter;
- GtkTreePath *tmp = gtk_tree_path_copy (dest_path);
- /* if we can't go up, we know the parent exists, the root
- * always exists.
- */
- if (gtk_tree_path_up (tmp))
+ if (gtk_tree_path_get_depth (dest_path) > 1)
{
- if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (drag_dest),
- &iter, tmp))
- {
- if (tmp)
- gtk_tree_path_free (tmp);
- return FALSE;
- }
+ tmp = gtk_tree_path_copy (dest_path);
+ gtk_tree_path_up (tmp);
+
+ if (!gtk_tree_store_get_iter (GTK_TREE_MODEL (drag_dest),
+ &iter, tmp))
+ goto out;
}
-
- if (tmp)
- gtk_tree_path_free (tmp);
}
-
+
/* Can otherwise drop anywhere. */
- return TRUE;
+ retval = TRUE;
+
+ out:
+
+ if (src_path)
+ gtk_tree_path_free (src_path);
+ if (tmp)
+ gtk_tree_path_free (tmp);
+
+ return retval;
}
-/* Sorting */
+/* Sorting and reordering */
typedef struct _SortTuple
{
gint offset;
GNode *node;
} SortTuple;
+/* Reordering */
static gint
-gtk_tree_store_compare_func (gconstpointer a,
+gtk_tree_store_reorder_func (gconstpointer a,
gconstpointer b,
gpointer user_data)
{
- GtkTreeStore *tree_store = user_data;
- GNode *node_a;
- GNode *node_b;
- GtkTreeIterCompareFunc func;
- gpointer data;
+ SortTuple *a_reorder;
+ SortTuple *b_reorder;
- GtkTreeIter iter_a;
- GtkTreeIter iter_b;
- gint retval;
+ a_reorder = (SortTuple *)a;
+ b_reorder = (SortTuple *)b;
- if (tree_store->sort_column_id != -1)
- {
- GtkTreeDataSortHeader *header;
+ if (a_reorder->offset < b_reorder->offset)
+ return -1;
+ if (a_reorder->offset > b_reorder->offset)
+ return 1;
- header = _gtk_tree_data_list_get_header (tree_store->sort_list,
- tree_store->sort_column_id);
- g_return_val_if_fail (header != NULL, 0);
- g_return_val_if_fail (header->func != NULL, 0);
+ return 0;
+}
- func = header->func;
- data = header->data;
- }
+/**
+ * gtk_tree_store_reorder: (skip)
+ * @tree_store: A #GtkTreeStore.
+ * @parent: A #GtkTreeIter.
+ * @new_order: (array): an array of integers mapping the new position of each child
+ * to its old position before the re-ordering,
+ * i.e. @new_order<literal>[newpos] = oldpos</literal>.
+ *
+ * Reorders the children of @parent in @tree_store to follow the order
+ * indicated by @new_order. Note that this function only works with
+ * unsorted stores.
+ *
+ * Since: 2.2
+ **/
+void
+gtk_tree_store_reorder (GtkTreeStore *tree_store,
+ GtkTreeIter *parent,
+ gint *new_order)
+{
+ gint i, length = 0;
+ GNode *level, *node;
+ GtkTreePath *path;
+ SortTuple *sort_array;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (!GTK_TREE_STORE_IS_SORTED (tree_store));
+ g_return_if_fail (parent == NULL || VALID_ITER (parent, tree_store));
+ g_return_if_fail (new_order != NULL);
+
+ if (!parent)
+ level = G_NODE (tree_store->priv->root)->children;
else
+ level = G_NODE (parent->user_data)->children;
+
+ /* count nodes */
+ node = level;
+ while (node)
{
- g_return_val_if_fail (tree_store->default_sort_func != NULL, 0);
- func = tree_store->default_sort_func;
- data = tree_store->default_sort_data;
+ length++;
+ node = node->next;
}
- node_a = ((SortTuple *) a)->node;
- node_b = ((SortTuple *) b)->node;
+ /* set up sortarray */
+ sort_array = g_new (SortTuple, length);
- iter_a.stamp = tree_store->stamp;
- iter_a.user_data = node_a;
- iter_b.stamp = tree_store->stamp;
- iter_b.user_data = node_b;
+ node = level;
+ for (i = 0; i < length; i++)
+ {
+ sort_array[new_order[i]].offset = i;
+ sort_array[i].node = node;
+
+ node = node->next;
+ }
+
+ g_qsort_with_data (sort_array,
+ length,
+ sizeof (SortTuple),
+ gtk_tree_store_reorder_func,
+ NULL);
+
+ /* fix up level */
+ for (i = 0; i < length - 1; i++)
+ {
+ sort_array[i].node->next = sort_array[i+1].node;
+ sort_array[i+1].node->prev = sort_array[i].node;
+ }
+
+ sort_array[length-1].node->next = NULL;
+ sort_array[0].node->prev = NULL;
+ if (parent)
+ G_NODE (parent->user_data)->children = sort_array[0].node;
+ else
+ G_NODE (tree_store->priv->root)->children = sort_array[0].node;
+
+ /* emit signal */
+ if (parent)
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), parent);
+ else
+ path = gtk_tree_path_new ();
+ gtk_tree_model_rows_reordered (GTK_TREE_MODEL (tree_store), path,
+ parent, new_order);
+ gtk_tree_path_free (path);
+ g_free (sort_array);
+}
+
+/**
+ * gtk_tree_store_swap:
+ * @tree_store: A #GtkTreeStore.
+ * @a: A #GtkTreeIter.
+ * @b: Another #GtkTreeIter.
+ *
+ * Swaps @a and @b in the same level of @tree_store. Note that this function
+ * only works with unsorted stores.
+ *
+ * Since: 2.2
+ **/
+void
+gtk_tree_store_swap (GtkTreeStore *tree_store,
+ GtkTreeIter *a,
+ GtkTreeIter *b)
+{
+ GNode *tmp, *node_a, *node_b, *parent_node;
+ GNode *a_prev, *a_next, *b_prev, *b_next;
+ gint i, a_count, b_count, length, *order;
+ GtkTreePath *path_a, *path_b;
+ GtkTreeIter parent;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (VALID_ITER (a, tree_store));
+ g_return_if_fail (VALID_ITER (b, tree_store));
+
+ node_a = G_NODE (a->user_data);
+ node_b = G_NODE (b->user_data);
+
+ /* basic sanity checking */
+ if (node_a == node_b)
+ return;
+
+ path_a = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), a);
+ path_b = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), b);
+
+ g_return_if_fail (path_a && path_b);
+
+ gtk_tree_path_up (path_a);
+ gtk_tree_path_up (path_b);
+
+ if (gtk_tree_path_get_depth (path_a) == 0
+ || gtk_tree_path_get_depth (path_b) == 0)
+ {
+ if (gtk_tree_path_get_depth (path_a) != gtk_tree_path_get_depth (path_b))
+ {
+ gtk_tree_path_free (path_a);
+ gtk_tree_path_free (path_b);
+
+ g_warning ("Given children are not in the same level\n");
+ return;
+ }
+ parent_node = G_NODE (tree_store->priv->root);
+ }
+ else
+ {
+ if (gtk_tree_path_compare (path_a, path_b))
+ {
+ gtk_tree_path_free (path_a);
+ gtk_tree_path_free (path_b);
+
+ g_warning ("Given children don't have a common parent\n");
+ return;
+ }
+ gtk_tree_store_get_iter (GTK_TREE_MODEL (tree_store), &parent,
+ path_a);
+ parent_node = G_NODE (parent.user_data);
+ }
+ gtk_tree_path_free (path_b);
+
+ /* old links which we have to keep around */
+ a_prev = node_a->prev;
+ a_next = node_a->next;
+
+ b_prev = node_b->prev;
+ b_next = node_b->next;
+
+ /* fix up links if the nodes are next to eachother */
+ if (a_prev == node_b)
+ a_prev = node_a;
+ if (a_next == node_b)
+ a_next = node_a;
+
+ if (b_prev == node_a)
+ b_prev = node_b;
+ if (b_next == node_a)
+ b_next = node_b;
+
+ /* counting nodes */
+ tmp = parent_node->children;
+ i = a_count = b_count = 0;
+ while (tmp)
+ {
+ if (tmp == node_a)
+ a_count = i;
+ if (tmp == node_b)
+ b_count = i;
+
+ tmp = tmp->next;
+ i++;
+ }
+ length = i;
+
+ /* hacking the tree */
+ if (!a_prev)
+ parent_node->children = node_b;
+ else
+ a_prev->next = node_b;
+
+ if (a_next)
+ a_next->prev = node_b;
+
+ if (!b_prev)
+ parent_node->children = node_a;
+ else
+ b_prev->next = node_a;
+
+ if (b_next)
+ b_next->prev = node_a;
+
+ node_a->prev = b_prev;
+ node_a->next = b_next;
+
+ node_b->prev = a_prev;
+ node_b->next = a_next;
+
+ /* emit signal */
+ order = g_new (gint, length);
+ for (i = 0; i < length; i++)
+ if (i == a_count)
+ order[i] = b_count;
+ else if (i == b_count)
+ order[i] = a_count;
+ else
+ order[i] = i;
+
+ gtk_tree_model_rows_reordered (GTK_TREE_MODEL (tree_store), path_a,
+ parent_node == tree_store->priv->root
+ ? NULL : &parent, order);
+ gtk_tree_path_free (path_a);
+ g_free (order);
+}
+
+/* WARNING: this function is *incredibly* fragile. Please smashtest after
+ * making changes here.
+ * -Kris
+ */
+static void
+gtk_tree_store_move (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *position,
+ gboolean before)
+{
+ GNode *parent, *node, *a, *b, *tmp, *tmp_a, *tmp_b;
+ gint old_pos, new_pos, length, i, *order;
+ GtkTreePath *path = NULL, *tmppath, *pos_path = NULL;
+ GtkTreeIter parent_iter, dst_a, dst_b;
+ gint depth = 0;
+ gboolean handle_b = TRUE;
+
+ g_return_if_fail (GTK_IS_TREE_STORE (tree_store));
+ g_return_if_fail (!GTK_TREE_STORE_IS_SORTED (tree_store));
+ g_return_if_fail (VALID_ITER (iter, tree_store));
+ if (position)
+ g_return_if_fail (VALID_ITER (position, tree_store));
+
+ a = b = NULL;
+
+ /* sanity checks */
+ if (position)
+ {
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
+ pos_path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store),
+ position);
+
+ /* if before:
+ * moving the iter before path or "path + 1" doesn't make sense
+ * else
+ * moving the iter before path or "path - 1" doesn't make sense
+ */
+ if (!gtk_tree_path_compare (path, pos_path))
+ goto free_paths_and_out;
+
+ if (before)
+ gtk_tree_path_next (path);
+ else
+ gtk_tree_path_prev (path);
+
+ if (!gtk_tree_path_compare (path, pos_path))
+ goto free_paths_and_out;
+
+ if (before)
+ gtk_tree_path_prev (path);
+ else
+ gtk_tree_path_next (path);
+
+ if (gtk_tree_path_get_depth (path) != gtk_tree_path_get_depth (pos_path))
+ {
+ g_warning ("Given children are not in the same level\n");
+
+ goto free_paths_and_out;
+ }
+
+ tmppath = gtk_tree_path_copy (pos_path);
+ gtk_tree_path_up (path);
+ gtk_tree_path_up (tmppath);
+
+ if (gtk_tree_path_get_depth (path) > 0 &&
+ gtk_tree_path_compare (path, tmppath))
+ {
+ g_warning ("Given children are not in the same level\n");
+
+ gtk_tree_path_free (tmppath);
+ goto free_paths_and_out;
+ }
+
+ gtk_tree_path_free (tmppath);
+ }
+
+ if (!path)
+ {
+ path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), iter);
+ gtk_tree_path_up (path);
+ }
+
+ depth = gtk_tree_path_get_depth (path);
+
+ if (depth)
+ {
+ gtk_tree_store_get_iter (GTK_TREE_MODEL (tree_store),
+ &parent_iter, path);
+
+ parent = G_NODE (parent_iter.user_data);
+ }
+ else
+ parent = G_NODE (tree_store->priv->root);
+
+ /* yes, I know that this can be done shorter, but I'm doing it this way
+ * so the code is also maintainable
+ */
+
+ if (before && position)
+ {
+ b = G_NODE (position->user_data);
+
+ if (gtk_tree_path_get_indices (pos_path)[gtk_tree_path_get_depth (pos_path) - 1] > 0)
+ {
+ gtk_tree_path_prev (pos_path);
+ if (gtk_tree_store_get_iter (GTK_TREE_MODEL (tree_store),
+ &dst_a, pos_path))
+ a = G_NODE (dst_a.user_data);
+ else
+ a = NULL;
+ gtk_tree_path_next (pos_path);
+ }
+
+ /* if b is NULL, a is NULL too -- we are at the beginning of the list
+ * yes and we leak memory here ...
+ */
+ g_return_if_fail (b);
+ }
+ else if (before && !position)
+ {
+ /* move before without position is appending */
+ a = NULL;
+ b = NULL;
+ }
+ else /* !before */
+ {
+ if (position)
+ a = G_NODE (position->user_data);
+ else
+ a = NULL;
+
+ if (position)
+ {
+ gtk_tree_path_next (pos_path);
+ if (gtk_tree_store_get_iter (GTK_TREE_MODEL (tree_store), &dst_b, pos_path))
+ b = G_NODE (dst_b.user_data);
+ else
+ b = NULL;
+ gtk_tree_path_prev (pos_path);
+ }
+ else
+ {
+ /* move after without position is prepending */
+ if (depth)
+ gtk_tree_store_iter_children (GTK_TREE_MODEL (tree_store), &dst_b,
+ &parent_iter);
+ else
+ gtk_tree_store_iter_children (GTK_TREE_MODEL (tree_store), &dst_b,
+ NULL);
+
+ b = G_NODE (dst_b.user_data);
+ }
+
+ /* if a is NULL, b is NULL too -- we are at the end of the list
+ * yes and we leak memory here ...
+ */
+ if (position)
+ g_return_if_fail (a);
+ }
+
+ /* counting nodes */
+ tmp = parent->children;
+
+ length = old_pos = 0;
+ while (tmp)
+ {
+ if (tmp == iter->user_data)
+ old_pos = length;
+
+ tmp = tmp->next;
+ length++;
+ }
+
+ /* remove node from list */
+ node = G_NODE (iter->user_data);
+ tmp_a = node->prev;
+ tmp_b = node->next;
+
+ if (tmp_a)
+ tmp_a->next = tmp_b;
+ else
+ parent->children = tmp_b;
+
+ if (tmp_b)
+ tmp_b->prev = tmp_a;
+
+ /* and reinsert the node */
+ if (a)
+ {
+ tmp = a->next;
+
+ a->next = node;
+ node->next = tmp;
+ node->prev = a;
+ }
+ else if (!a && !before)
+ {
+ tmp = parent->children;
+
+ node->prev = NULL;
+ parent->children = node;
+
+ node->next = tmp;
+ if (tmp)
+ tmp->prev = node;
+
+ handle_b = FALSE;
+ }
+ else if (!a && before)
+ {
+ if (!position)
+ {
+ node->parent = NULL;
+ node->next = node->prev = NULL;
+
+ /* before with sibling = NULL appends */
+ g_node_insert_before (parent, NULL, node);
+ }
+ else
+ {
+ node->parent = NULL;
+ node->next = node->prev = NULL;
+
+ /* after with sibling = NULL prepends */
+ g_node_insert_after (parent, NULL, node);
+ }
+
+ handle_b = FALSE;
+ }
+
+ if (handle_b)
+ {
+ if (b)
+ {
+ tmp = b->prev;
+
+ b->prev = node;
+ node->prev = tmp;
+ node->next = b;
+ }
+ else if (!(!a && before)) /* !a && before is completely handled above */
+ node->next = NULL;
+ }
+
+ /* emit signal */
+ if (position)
+ new_pos = gtk_tree_path_get_indices (pos_path)[gtk_tree_path_get_depth (pos_path)-1];
+ else if (before)
+ {
+ if (depth)
+ new_pos = gtk_tree_store_iter_n_children (GTK_TREE_MODEL (tree_store),
+ &parent_iter) - 1;
+ else
+ new_pos = gtk_tree_store_iter_n_children (GTK_TREE_MODEL (tree_store),
+ NULL) - 1;
+ }
+ else
+ new_pos = 0;
+
+ if (new_pos > old_pos)
+ {
+ if (before && position)
+ new_pos--;
+ }
+ else
+ {
+ if (!before && position)
+ new_pos++;
+ }
+
+ order = g_new (gint, length);
+ if (new_pos > old_pos)
+ {
+ for (i = 0; i < length; i++)
+ if (i < old_pos)
+ order[i] = i;
+ else if (i >= old_pos && i < new_pos)
+ order[i] = i + 1;
+ else if (i == new_pos)
+ order[i] = old_pos;
+ else
+ order[i] = i;
+ }
+ else
+ {
+ for (i = 0; i < length; i++)
+ if (i == new_pos)
+ order[i] = old_pos;
+ else if (i > new_pos && i <= old_pos)
+ order[i] = i - 1;
+ else
+ order[i] = i;
+ }
+
+ if (depth)
+ {
+ tmppath = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store),
+ &parent_iter);
+ gtk_tree_model_rows_reordered (GTK_TREE_MODEL (tree_store),
+ tmppath, &parent_iter, order);
+ }
+ else
+ {
+ tmppath = gtk_tree_path_new ();
+ gtk_tree_model_rows_reordered (GTK_TREE_MODEL (tree_store),
+ tmppath, NULL, order);
+ }
+
+ gtk_tree_path_free (tmppath);
+ gtk_tree_path_free (path);
+ if (position)
+ gtk_tree_path_free (pos_path);
+ g_free (order);
+
+ return;
+
+free_paths_and_out:
+ gtk_tree_path_free (path);
+ gtk_tree_path_free (pos_path);
+}
+
+/**
+ * gtk_tree_store_move_before:
+ * @tree_store: A #GtkTreeStore.
+ * @iter: A #GtkTreeIter.
+ * @position: (allow-none): A #GtkTreeIter or %NULL.
+ *
+ * Moves @iter in @tree_store to the position before @position. @iter and
+ * @position should be in the same level. Note that this function only
+ * works with unsorted stores. If @position is %NULL, @iter will be
+ * moved to the end of the level.
+ *
+ * Since: 2.2
+ **/
+void
+gtk_tree_store_move_before (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *position)
+{
+ gtk_tree_store_move (tree_store, iter, position, TRUE);
+}
+
+/**
+ * gtk_tree_store_move_after:
+ * @tree_store: A #GtkTreeStore.
+ * @iter: A #GtkTreeIter.
+ * @position: (allow-none): A #GtkTreeIter.
+ *
+ * Moves @iter in @tree_store to the position after @position. @iter and
+ * @position should be in the same level. Note that this function only
+ * works with unsorted stores. If @position is %NULL, @iter will be moved
+ * to the start of the level.
+ *
+ * Since: 2.2
+ **/
+void
+gtk_tree_store_move_after (GtkTreeStore *tree_store,
+ GtkTreeIter *iter,
+ GtkTreeIter *position)
+{
+ gtk_tree_store_move (tree_store, iter, position, FALSE);
+}
+
+/* Sorting */
+static gint
+gtk_tree_store_compare_func (gconstpointer a,
+ gconstpointer b,
+ gpointer user_data)
+{
+ GtkTreeStore *tree_store = user_data;
+ GtkTreeStorePrivate *priv = tree_store->priv;
+ GNode *node_a;
+ GNode *node_b;
+ GtkTreeIterCompareFunc func;
+ gpointer data;
+
+ GtkTreeIter iter_a;
+ GtkTreeIter iter_b;
+ gint retval;
+
+ if (priv->sort_column_id != -1)
+ {
+ GtkTreeDataSortHeader *header;
+
+ header = _gtk_tree_data_list_get_header (priv->sort_list,
+ priv->sort_column_id);
+ g_return_val_if_fail (header != NULL, 0);
+ g_return_val_if_fail (header->func != NULL, 0);
+
+ func = header->func;
+ data = header->data;
+ }
+ else
+ {
+ g_return_val_if_fail (priv->default_sort_func != NULL, 0);
+ func = priv->default_sort_func;
+ data = priv->default_sort_data;
+ }
+
+ node_a = ((SortTuple *) a)->node;
+ node_b = ((SortTuple *) b)->node;
+
+ iter_a.stamp = priv->stamp;
+ iter_a.user_data = node_a;
+ iter_b.stamp = priv->stamp;
+ iter_b.user_data = node_b;
retval = (* func) (GTK_TREE_MODEL (user_data), &iter_a, &iter_b, data);
- if (tree_store->order == GTK_SORT_DESCENDING)
+ if (priv->order == GTK_SORT_DESCENDING)
{
if (retval > 0)
retval = -1;
node = parent->children;
if (node == NULL || node->next == NULL)
- return;
+ {
+ if (recurse && node && node->children)
+ gtk_tree_store_sort_helper (tree_store, node, TRUE);
- g_assert (GTK_TREE_STORE_IS_SORTED (tree_store));
+ return;
+ }
list_length = 0;
for (tmp_node = node; tmp_node; tmp_node = tmp_node->next)
i++;
}
+ /* Sort the array */
g_array_sort_with_data (sort_array, gtk_tree_store_compare_func, tree_store);
for (i = 0; i < list_length - 1; i++)
for (i = 0; i < list_length; i++)
new_order[i] = g_array_index (sort_array, SortTuple, i).offset;
- iter.stamp = tree_store->stamp;
+ iter.stamp = tree_store->priv->stamp;
iter.user_data = parent;
path = gtk_tree_store_get_path (GTK_TREE_MODEL (tree_store), &iter);
gtk_tree_model_rows_reordered (GTK_TREE_MODEL (tree_store),
static void
gtk_tree_store_sort (GtkTreeStore *tree_store)
{
- if (tree_store->sort_column_id != -1)
+ GtkTreeStorePrivate *priv = tree_store->priv;
+
+ if (!GTK_TREE_STORE_IS_SORTED (tree_store))
+ return;
+
+ if (priv->sort_column_id != -1)
{
GtkTreeDataSortHeader *header = NULL;
- header = _gtk_tree_data_list_get_header (tree_store->sort_list, tree_store->sort_column_id);
+ header = _gtk_tree_data_list_get_header (priv->sort_list,
+ priv->sort_column_id);
/* We want to make sure that we have a function */
g_return_if_fail (header != NULL);
}
else
{
- g_return_if_fail (tree_store->default_sort_func != NULL);
+ g_return_if_fail (priv->default_sort_func != NULL);
}
- gtk_tree_store_sort_helper (tree_store, G_NODE (tree_store->root), TRUE);
+ gtk_tree_store_sort_helper (tree_store, G_NODE (priv->root), TRUE);
}
static void
gtk_tree_store_sort_iter_changed (GtkTreeStore *tree_store,
GtkTreeIter *iter,
- gint column)
+ gint column,
+ gboolean emit_signal)
{
+ GtkTreeStorePrivate *priv = tree_store->priv;
GNode *prev = NULL;
GNode *next = NULL;
GNode *node;
g_return_if_fail (G_NODE (iter->user_data)->parent != NULL);
- tmp_iter.stamp = tree_store->stamp;
- if (tree_store->sort_column_id != -1)
+ tmp_iter.stamp = priv->stamp;
+ if (priv->sort_column_id != -1)
{
GtkTreeDataSortHeader *header;
- header = _gtk_tree_data_list_get_header (tree_store->sort_list,
- tree_store->sort_column_id);
+ header = _gtk_tree_data_list_get_header (priv->sort_list,
+ priv->sort_column_id);
g_return_if_fail (header != NULL);
g_return_if_fail (header->func != NULL);
func = header->func;
}
else
{
- g_return_if_fail (tree_store->default_sort_func != NULL);
- func = tree_store->default_sort_func;
- data = tree_store->default_sort_data;
+ g_return_if_fail (priv->default_sort_func != NULL);
+ func = priv->default_sort_func;
+ data = priv->default_sort_data;
}
/* If it's the built in function, we don't sort. */
- if (func == gtk_tree_data_list_compare_func &&
- tree_store->sort_column_id != column)
+ if (func == _gtk_tree_data_list_compare_func &&
+ priv->sort_column_id != column)
return;
old_location = 0;
cmp_b = (* func) (GTK_TREE_MODEL (tree_store), iter, &tmp_iter, data);
}
-
- if (tree_store->order == GTK_SORT_DESCENDING)
+ if (priv->order == GTK_SORT_DESCENDING)
{
if (cmp_a < 0)
cmp_a = 1;
prev->next = next;
else
node->parent->children = next;
+
if (next)
next->prev = prev;
node = node->parent->children;
new_location = 0;
tmp_iter.user_data = node;
- if (tree_store->order == GTK_SORT_DESCENDING)
+ if (priv->order == GTK_SORT_DESCENDING)
cmp_a = (* func) (GTK_TREE_MODEL (tree_store), &tmp_iter, iter, data);
else
cmp_a = (* func) (GTK_TREE_MODEL (tree_store), iter, &tmp_iter, data);
node = node->next;
new_location++;
tmp_iter.user_data = node;
- if (tree_store->order == GTK_SORT_DESCENDING)
+ if (priv->order == GTK_SORT_DESCENDING)
cmp_a = (* func) (GTK_TREE_MODEL (tree_store), &tmp_iter, iter, data);
else
cmp_a = (* func) (GTK_TREE_MODEL (tree_store), iter, &tmp_iter, data);
if ((!node->next) && (cmp_a > 0))
{
+ new_location++;
node->next = G_NODE (iter->user_data);
node->next->prev = node;
}
else
{
G_NODE (iter->user_data)->next = G_NODE (iter->user_data)->parent->children;
+ G_NODE (iter->user_data)->next->prev = G_NODE (iter->user_data);
G_NODE (iter->user_data)->parent->children = G_NODE (iter->user_data);
}
+ if (!emit_signal)
+ return;
+
/* Emit the reordered signal. */
length = g_node_n_children (node->parent);
new_order = g_new (int, length);
GtkSortType *order)
{
GtkTreeStore *tree_store = (GtkTreeStore *) sortable;
+ GtkTreeStorePrivate *priv = tree_store->priv;
- g_return_val_if_fail (GTK_IS_TREE_STORE (sortable), FALSE);
+ if (sort_column_id)
+ * sort_column_id = priv->sort_column_id;
+ if (order)
+ * order = priv->order;
- if (tree_store->sort_column_id == -1)
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID ||
+ priv->sort_column_id == GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID)
return FALSE;
- if (sort_column_id)
- * sort_column_id = tree_store->sort_column_id;
- if (order)
- * order = tree_store->order;
return TRUE;
-
}
static void
GtkSortType order)
{
GtkTreeStore *tree_store = (GtkTreeStore *) sortable;
+ GtkTreeStorePrivate *priv = tree_store->priv;
- g_return_if_fail (GTK_IS_TREE_STORE (sortable));
-
-
- if ((tree_store->sort_column_id == sort_column_id) &&
- (tree_store->order == order))
+ if ((priv->sort_column_id == sort_column_id) &&
+ (priv->order == order))
return;
- if (sort_column_id != -1)
+ if (sort_column_id != GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID)
{
- GtkTreeDataSortHeader *header = NULL;
+ if (sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ {
+ GtkTreeDataSortHeader *header = NULL;
- header = _gtk_tree_data_list_get_header (tree_store->sort_list, sort_column_id);
+ header = _gtk_tree_data_list_get_header (priv->sort_list,
+ sort_column_id);
- /* We want to make sure that we have a function */
- g_return_if_fail (header != NULL);
- g_return_if_fail (header->func != NULL);
- }
- else
- {
- g_return_if_fail (tree_store->default_sort_func != NULL);
+ /* We want to make sure that we have a function */
+ g_return_if_fail (header != NULL);
+ g_return_if_fail (header->func != NULL);
+ }
+ else
+ {
+ g_return_if_fail (priv->default_sort_func != NULL);
+ }
}
- tree_store->sort_column_id = sort_column_id;
- tree_store->order = order;
-
- gtk_tree_store_sort (tree_store);
+ priv->sort_column_id = sort_column_id;
+ priv->order = order;
gtk_tree_sortable_sort_column_changed (sortable);
+
+ gtk_tree_store_sort (tree_store);
}
static void
gint sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy)
+ GDestroyNotify destroy)
{
GtkTreeStore *tree_store = (GtkTreeStore *) sortable;
- GtkTreeDataSortHeader *header = NULL;
- GList *list;
-
- g_return_if_fail (GTK_IS_TREE_STORE (sortable));
- g_return_if_fail (func != NULL);
+ GtkTreeStorePrivate *priv = tree_store->priv;
- for (list = tree_store->sort_list; list; list = list->next)
- {
- header = (GtkTreeDataSortHeader*) list->data;
- if (header->sort_column_id == sort_column_id)
- break;
- }
-
- if (header == NULL)
- {
- header = g_new0 (GtkTreeDataSortHeader, 1);
- header->sort_column_id = sort_column_id;
- tree_store->sort_list = g_list_append (tree_store->sort_list, header);
- }
-
- if (header->destroy)
- (* header->destroy) (header->data);
-
- header->func = func;
- header->data = data;
- header->destroy = destroy;
+ priv->sort_list = _gtk_tree_data_list_set_header (priv->sort_list,
+ sort_column_id,
+ func, data, destroy);
+ if (priv->sort_column_id == sort_column_id)
+ gtk_tree_store_sort (tree_store);
}
static void
gtk_tree_store_set_default_sort_func (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy)
+ GDestroyNotify destroy)
{
GtkTreeStore *tree_store = (GtkTreeStore *) sortable;
+ GtkTreeStorePrivate *priv = tree_store->priv;
- g_return_if_fail (GTK_IS_TREE_STORE (sortable));
+ if (priv->default_sort_destroy)
+ {
+ GDestroyNotify d = priv->default_sort_destroy;
- if (tree_store->default_sort_destroy)
- (* tree_store->default_sort_destroy) (tree_store->default_sort_data);
+ priv->default_sort_destroy = NULL;
+ d (priv->default_sort_data);
+ }
+
+ priv->default_sort_func = func;
+ priv->default_sort_data = data;
+ priv->default_sort_destroy = destroy;
- tree_store->default_sort_func = func;
- tree_store->default_sort_data = data;
- tree_store->default_sort_destroy = destroy;
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ gtk_tree_store_sort (tree_store);
}
static gboolean
{
GtkTreeStore *tree_store = (GtkTreeStore *) sortable;
- g_return_val_if_fail (GTK_IS_TREE_STORE (sortable), FALSE);
-
- return (tree_store->default_sort_func != NULL);
+ return (tree_store->priv->default_sort_func != NULL);
}
static void
}
}
+/* GtkBuildable custom tag implementation
+ *
+ * <columns>
+ * <column type="..."/>
+ * <column type="..."/>
+ * </columns>
+ */
+typedef struct {
+ GtkBuilder *builder;
+ GObject *object;
+ GSList *items;
+} GSListSubParserData;
+
+static void
+tree_model_start_element (GMarkupParseContext *context,
+ const gchar *element_name,
+ const gchar **names,
+ const gchar **values,
+ gpointer user_data,
+ GError **error)
+{
+ guint i;
+ GSListSubParserData *data = (GSListSubParserData*)user_data;
+
+ for (i = 0; names[i]; i++)
+ {
+ if (strcmp (names[i], "type") == 0)
+ data->items = g_slist_prepend (data->items, g_strdup (values[i]));
+ }
+}
+
+static void
+tree_model_end_element (GMarkupParseContext *context,
+ const gchar *element_name,
+ gpointer user_data,
+ GError **error)
+{
+ GSListSubParserData *data = (GSListSubParserData*)user_data;
+
+ g_assert(data->builder);
+
+ if (strcmp (element_name, "columns") == 0)
+ {
+ GSList *l;
+ GType *types;
+ int i;
+ GType type;
+
+ data = (GSListSubParserData*)user_data;
+ data->items = g_slist_reverse (data->items);
+ types = g_new0 (GType, g_slist_length (data->items));
+
+ for (l = data->items, i = 0; l; l = l->next, i++)
+ {
+ type = gtk_builder_get_type_from_name (data->builder, l->data);
+ if (type == G_TYPE_INVALID)
+ {
+ g_warning ("Unknown type %s specified in treemodel %s",
+ (const gchar*)l->data,
+ gtk_buildable_get_name (GTK_BUILDABLE (data->object)));
+ continue;
+ }
+ types[i] = type;
+
+ g_free (l->data);
+ }
+
+ gtk_tree_store_set_column_types (GTK_TREE_STORE (data->object), i, types);
+
+ g_free (types);
+ }
+}
+
+static const GMarkupParser tree_model_parser =
+ {
+ tree_model_start_element,
+ tree_model_end_element
+ };
+
+
+static gboolean
+gtk_tree_store_buildable_custom_tag_start (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ GMarkupParser *parser,
+ gpointer *data)
+{
+ GSListSubParserData *parser_data;
+
+ if (child)
+ return FALSE;
+
+ if (strcmp (tagname, "columns") == 0)
+ {
+ parser_data = g_slice_new0 (GSListSubParserData);
+ parser_data->builder = builder;
+ parser_data->items = NULL;
+ parser_data->object = G_OBJECT (buildable);
+
+ *parser = tree_model_parser;
+ *data = parser_data;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+gtk_tree_store_buildable_custom_finished (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ gpointer user_data)
+{
+ GSListSubParserData *data;
+ if (strcmp (tagname, "columns"))
+ return;
+ data = (GSListSubParserData*)user_data;
+
+ g_slist_free (data->items);
+ g_slice_free (GSListSubParserData, data);
+}