* 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/>.
*/
-/* NOTE: There is a potential for confusion in this code as to whether an iter,
- * path or value refers to the GtkTreeModelSort model, or the child model being
- * sorted. As a convention, variables referencing the child model will have an
- * s_ prefix before them (ie. s_iter, s_value, s_path);
- */
-
-/* ITER FORMAT:
- *
- * iter->stamp = tree_model_sort->stamp
- * iter->user_data = SortLevel
- * iter->user_data2 = SortElt
- */
-
-/* WARNING: this code is dangerous, can cause sleepless nights,
- * can cause your dog to die among other bad things
- *
- * we warned you and we're not liable for any head injuries.
- */
-
-#include <config.h>
+#include "config.h"
#include <string.h>
#include "gtktreemodelsort.h"
#include "gtkintl.h"
#include "gtkprivate.h"
#include "gtktreednd.h"
-#include "gtkalias.h"
+
+
+/**
+ * SECTION:gtktreemodelsort
+ * @Short_description: A GtkTreeModel which makes an underlying tree model sortable
+ * @Title: GtkTreeModelSort
+ * @See_also: #GtkTreeModel, #GtkListStore, #GtkTreeStore, #GtkTreeSortable, #GtkTreeModelFilter
+ *
+ * The #GtkTreeModelSort is a model which implements the #GtkTreeSortable
+ * interface. It does not hold any data itself, but rather is created with
+ * a child model and proxies its data. It has identical column types to
+ * this child model, and the changes in the child are propagated. The
+ * primary purpose of this model is to provide a way to sort a different
+ * model without modifying it. Note that the sort function used by
+ * #GtkTreeModelSort is not guaranteed to be stable.
+ *
+ * The use of this is best demonstrated through an example. In the
+ * following sample code we create two #GtkTreeView widgets each with a
+ * view of the same data. As the model is wrapped here by a
+ * #GtkTreeModelSort, the two #GtkTreeView<!-- -->s can each sort their
+ * view of the data without affecting the other. By contrast, if we
+ * simply put the same model in each widget, then sorting the first would
+ * sort the second.
+ *
+ * <example>
+ * <title>Using a <structname>GtkTreeModelSort</structname></title>
+ * <programlisting>
+ * {
+ * GtkTreeView *tree_view1;
+ * GtkTreeView *tree_view2;
+ * GtkTreeModel *sort_model1;
+ * GtkTreeModel *sort_model2;
+ * GtkTreeModel *child_model;
+ *
+ * // get the child model
+ * child_model = get_my_model ();
+ *
+ * // Create the first tree
+ * sort_model1 = gtk_tree_model_sort_new_with_model (child_model);
+ * tree_view1 = gtk_tree_view_new_with_model (sort_model1);
+ *
+ * // Create the second tree
+ * sort_model2 = gtk_tree_model_sort_new_with_model (child_model);
+ * tree_view2 = gtk_tree_view_new_with_model (sort_model2);
+ *
+ * // Now we can sort the two models independently
+ * gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (sort_model1),
+ * COLUMN_1, GTK_SORT_ASCENDING);
+ * gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (sort_model2),
+ * COLUMN_1, GTK_SORT_DESCENDING);
+ * }
+ * </programlisting>
+ * </example>
+ *
+ * To demonstrate how to access the underlying child model from the sort
+ * model, the next example will be a callback for the #GtkTreeSelection
+ * #GtkTreeSelection::changed signal. In this callback, we get a string
+ * from COLUMN_1 of the model. We then modify the string, find the same
+ * selected row on the child model, and change the row there.
+ *
+ * <example>
+ * <title>Accessing the child model of in a selection changed callback</title>
+ * <programlisting>
+ * void
+ * selection_changed (GtkTreeSelection *selection, gpointer data)
+ * {
+ * GtkTreeModel *sort_model = NULL;
+ * GtkTreeModel *child_model;
+ * GtkTreeIter sort_iter;
+ * GtkTreeIter child_iter;
+ * char *some_data = NULL;
+ * char *modified_data;
+ *
+ * // Get the current selected row and the model.
+ * if (! gtk_tree_selection_get_selected (selection,
+ * &sort_model,
+ * &sort_iter))
+ * return;
+ *
+ * /<!---->* Look up the current value on the selected row and get a new value
+ * * to change it to.
+ * *<!---->/
+ * gtk_tree_model_get (GTK_TREE_MODEL (sort_model), &sort_iter,
+ * COLUMN_1, &some_data,
+ * -1);
+ *
+ * modified_data = change_the_data (some_data);
+ * g_free (some_data);
+ *
+ * // Get an iterator on the child model, instead of the sort model.
+ * gtk_tree_model_sort_convert_iter_to_child_iter (GTK_TREE_MODEL_SORT (sort_model),
+ * &child_iter,
+ * &sort_iter);
+ *
+ * /<!---->* Get the child model and change the value of the row. In this
+ * * example, the child model is a GtkListStore. It could be any other
+ * * type of model, though.
+ * *<!---->/
+ * child_model = gtk_tree_model_sort_get_model (GTK_TREE_MODEL_SORT (sort_model));
+ * gtk_list_store_set (GTK_LIST_STORE (child_model), &child_iter,
+ * COLUMN_1, &modified_data,
+ * -1);
+ * g_free (modified_data);
+ * }
+ * </programlisting>
+ * </example>
+ */
+
+
+/* Notes on this implementation of GtkTreeModelSort
+ * ================================================
+ *
+ * Warnings
+ * --------
+ *
+ * In this code there is a potential for confusion as to whether an iter,
+ * path or value refers to the GtkTreeModelSort model, or to the child model
+ * that has been set. As a convention, variables referencing the child model
+ * will have an s_ prefix before them (ie. s_iter, s_value, s_path);
+ * Conversion of iterators and paths between GtkTreeModelSort and the child
+ * model is done through the various gtk_tree_model_sort_convert_* functions.
+ *
+ * Iterator format
+ * ---------------
+ *
+ * The iterator format of iterators handed out by GtkTreeModelSort is as
+ * follows:
+ *
+ * iter->stamp = tree_model_sort->stamp
+ * iter->user_data = SortLevel
+ * iter->user_data2 = SortElt
+ *
+ * Internal data structure
+ * -----------------------
+ *
+ * Using SortLevel and SortElt, GtkTreeModelSort maintains a "cache" of
+ * the mapping from GtkTreeModelSort nodes to nodes in the child model.
+ * This is to avoid sorting a level each time an operation is requested
+ * on GtkTreeModelSort, such as get iter, get path, get value.
+ *
+ * A SortElt corresponds to a single node. A node and its siblings are
+ * stored in a SortLevel. The SortLevel keeps a reference to the parent
+ * SortElt and its SortLevel (if any). The SortElt can have a "children"
+ * pointer set, which points at a child level (a sub level).
+ *
+ * In a SortLevel, nodes are stored in a GSequence. The GSequence
+ * allows for fast additions and removals, and supports sorting
+ * the level of SortElt nodes.
+ *
+ * It is important to recognize the two different mappings that play
+ * a part in this code:
+ * I. The mapping from the client to this model. The order in which
+ * nodes are stored in the GSequence is the order in which the
+ * nodes are exposed to clients of the GtkTreeModelSort.
+ * II. The mapping from this model to its child model. Each SortElt
+ * contains an "offset" field which is the offset of the
+ * corresponding node in the child model.
+ *
+ * Reference counting
+ * ------------------
+ *
+ * GtkTreeModelSort forwards all reference and unreference operations
+ * to the corresponding node in the child model. The reference count
+ * of each node is also maintained internally, in the "ref_count"
+ * fields in SortElt and SortLevel. For each ref and unref operation on
+ * a SortElt, the "ref_count" of the SortLevel is updated accordingly.
+ * In addition, if a SortLevel has a parent, a reference is taken on
+ * this parent. This happens in gtk_tree_model_sort_build_level() and
+ * the reference is released again in gtk_tree_model_sort_free_level().
+ * This ensures that when GtkTreeModelSort takes a reference on a node
+ * (for example during sorting), all parent nodes are referenced
+ * according to reference counting rule 1, see the GtkTreeModel
+ * documentation.
+ *
+ * When a level has a reference count of zero, which means that
+ * none of the nodes in the level is referenced, the level has
+ * a "zero ref count" on all its parents. As soon as the level
+ * reaches a reference count of zero, the zero ref count value is
+ * incremented by one on all parents of this level. Similarly, as
+ * soon as the reference count of a level changes from zero, the
+ * zero ref count value is decremented by one on all parents.
+ *
+ * The zero ref count value is used to clear unused portions of
+ * the cache. If a SortElt has a zero ref count of one, then
+ * its child level is unused and can be removed from the cache.
+ * If the zero ref count value is higher than one, then the
+ * child level contains sublevels which are unused as well.
+ * gtk_tree_model_sort_clear_cache() uses this to not recurse
+ * into levels which have a zero ref count of zero.
+ */
typedef struct _SortElt SortElt;
typedef struct _SortLevel SortLevel;
typedef struct _SortData SortData;
-typedef struct _SortTuple SortTuple;
struct _SortElt
{
- GtkTreeIter iter;
- SortLevel *children;
- gint offset;
- gint ref_count;
- gint zero_ref_count;
+ GtkTreeIter iter;
+ SortLevel *children;
+ gint offset;
+ gint ref_count;
+ gint zero_ref_count;
+ GSequenceIter *siter; /* iter into seq */
+ gint old_index; /* used while sorting */
};
struct _SortLevel
{
- GArray *array;
+ GSequence *seq;
gint ref_count;
SortElt *parent_elt;
SortLevel *parent_level;
struct _SortData
{
GtkTreeModelSort *tree_model_sort;
- GtkTreePath *parent_path;
- gint parent_path_depth;
- gint *parent_path_indices;
GtkTreeIterCompareFunc sort_func;
gpointer sort_data;
-};
-struct _SortTuple
-{
- SortElt *elt;
- gint offset;
+ GtkTreePath *parent_path;
+ gint parent_path_depth;
+ gint *parent_path_indices;
};
/* Properties */
};
+struct _GtkTreeModelSortPrivate
+{
+ gpointer root;
+ gint stamp;
+ guint child_flags;
+ GtkTreeModel *child_model;
+ gint zero_ref_count;
+
+ /* sort information */
+ GList *sort_list;
+ gint sort_column_id;
+ GtkSortType order;
+
+ /* default sort */
+ GtkTreeIterCompareFunc default_sort_func;
+ gpointer default_sort_data;
+ GDestroyNotify default_sort_destroy;
+
+ /* signal ids */
+ gulong changed_id;
+ gulong inserted_id;
+ gulong has_child_toggled_id;
+ gulong deleted_id;
+ gulong reordered_id;
+};
+
+/* Set this to 0 to disable caching of child iterators. This
+ * allows for more stringent testing. It is recommended to set this
+ * to one when refactoring this code and running the unit tests to
+ * catch more errors.
+ */
+#if 1
+# define GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS(tree_model_sort) \
+ (((GtkTreeModelSort *)tree_model_sort)->priv->child_flags>K_TREE_MODEL_ITERS_PERSIST)
+#else
+# define GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS(tree_model_sort) (FALSE)
+#endif
-#define GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS(tree_model_sort) \
- (((GtkTreeModelSort *)tree_model_sort)->child_flags>K_TREE_MODEL_ITERS_PERSIST)
#define SORT_ELT(sort_elt) ((SortElt *)sort_elt)
#define SORT_LEVEL(sort_level) ((SortLevel *)sort_level)
+#define GET_ELT(siter) ((SortElt *) (siter ? g_sequence_get (siter) : NULL))
+
#define GET_CHILD_ITER(tree_model_sort,ch_iter,so_iter) gtk_tree_model_sort_convert_iter_to_child_iter((GtkTreeModelSort*)(tree_model_sort), (ch_iter), (so_iter));
#define NO_SORT_FUNC ((GtkTreeIterCompareFunc) 0x1)
-#define VALID_ITER(iter, tree_model_sort) ((iter) != NULL && (iter)->user_data != NULL && (iter)->user_data2 != NULL && (tree_model_sort)->stamp == (iter)->stamp)
+#define VALID_ITER(iter, tree_model_sort) ((iter) != NULL && (iter)->user_data != NULL && (iter)->user_data2 != NULL && (tree_model_sort)->priv->stamp == (iter)->stamp)
/* general (object/interface init, etc) */
static void gtk_tree_model_sort_tree_model_init (GtkTreeModelIface *iface);
GValue *value);
static gboolean gtk_tree_model_sort_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter);
+static gboolean gtk_tree_model_sort_iter_previous (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
static gboolean gtk_tree_model_sort_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gint sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
static void gtk_tree_model_sort_set_default_sort_func (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy);
+ GDestroyNotify destroy);
static gboolean gtk_tree_model_sort_has_default_sort_func (GtkTreeSortable *sortable);
/* Private functions (sort funcs, level handling and other utils) */
static void gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
SortLevel *parent_level,
- SortElt *parent_elt);
+ SortElt *parent_elt);
static void gtk_tree_model_sort_free_level (GtkTreeModelSort *tree_model_sort,
- SortLevel *sort_level);
+ SortLevel *sort_level,
+ gboolean unref);
static void gtk_tree_model_sort_increment_stamp (GtkTreeModelSort *tree_model_sort);
static void gtk_tree_model_sort_sort_level (GtkTreeModelSort *tree_model_sort,
SortLevel *level,
gboolean recurse,
gboolean emit_reordered);
static void gtk_tree_model_sort_sort (GtkTreeModelSort *tree_model_sort);
-static gint gtk_tree_model_sort_level_find_insert (GtkTreeModelSort *tree_model_sort,
- SortLevel *level,
- GtkTreeIter *iter,
- gint skip_index);
static gboolean gtk_tree_model_sort_insert_value (GtkTreeModelSort *tree_model_sort,
SortLevel *level,
GtkTreePath *s_path,
GtkTreePath *child_path,
gboolean build_levels);
+static gint gtk_tree_model_sort_compare_func (gconstpointer a,
+ gconstpointer b,
+ gpointer user_data);
+static gint gtk_tree_model_sort_offset_compare_func (gconstpointer a,
+ gconstpointer b,
+ gpointer user_data);
+static void gtk_tree_model_sort_clear_cache_helper (GtkTreeModelSort *tree_model_sort,
+ SortLevel *level);
+
G_DEFINE_TYPE_WITH_CODE (GtkTreeModelSort, gtk_tree_model_sort, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_MODEL,
static void
gtk_tree_model_sort_init (GtkTreeModelSort *tree_model_sort)
{
- tree_model_sort->sort_column_id = GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID;
- tree_model_sort->stamp = 0;
- tree_model_sort->zero_ref_count = 0;
- tree_model_sort->root = NULL;
- tree_model_sort->sort_list = NULL;
+ GtkTreeModelSortPrivate *priv;
+
+ priv = G_TYPE_INSTANCE_GET_PRIVATE (tree_model_sort,
+ GTK_TYPE_TREE_MODEL_SORT,
+ GtkTreeModelSortPrivate);
+ tree_model_sort->priv = priv;
+ priv->sort_column_id = GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID;
+ priv->stamp = 0;
+ priv->zero_ref_count = 0;
+ priv->root = NULL;
+ priv->sort_list = NULL;
}
static void
P_("The model for the TreeModelSort to sort"),
GTK_TYPE_TREE_MODEL,
GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+ g_type_class_add_private (class, sizeof (GtkTreeModelSortPrivate));
}
static void
iface->get_path = gtk_tree_model_sort_get_path;
iface->get_value = gtk_tree_model_sort_get_value;
iface->iter_next = gtk_tree_model_sort_iter_next;
+ iface->iter_previous = gtk_tree_model_sort_iter_previous;
iface->iter_children = gtk_tree_model_sort_iter_children;
iface->iter_has_child = gtk_tree_model_sort_iter_has_child;
iface->iter_n_children = gtk_tree_model_sort_iter_n_children;
*
* Creates a new #GtkTreeModel, with @child_model as the child model.
*
- * Return value: A new #GtkTreeModel.
+ * Return value: (transfer full): A new #GtkTreeModel.
*/
GtkTreeModel *
-gtk_tree_model_sort_new_with_model (GtkTreeModel *child_model)
+gtk_tree_model_sort_new_with_model (GtkTreeModel *child_model)
{
GtkTreeModel *retval;
gtk_tree_model_sort_finalize (GObject *object)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) object;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
gtk_tree_model_sort_set_model (tree_model_sort, NULL);
- if (tree_model_sort->root)
- gtk_tree_model_sort_free_level (tree_model_sort, tree_model_sort->root);
+ if (priv->root)
+ gtk_tree_model_sort_free_level (tree_model_sort, priv->root, TRUE);
- if (tree_model_sort->sort_list)
+ if (priv->sort_list)
{
- _gtk_tree_data_list_header_free (tree_model_sort->sort_list);
- tree_model_sort->sort_list = NULL;
+ _gtk_tree_data_list_header_free (priv->sort_list);
+ priv->sort_list = NULL;
}
- if (tree_model_sort->default_sort_destroy)
+ if (priv->default_sort_destroy)
{
- tree_model_sort->default_sort_destroy (tree_model_sort->default_sort_data);
- tree_model_sort->default_sort_destroy = NULL;
- tree_model_sort->default_sort_data = NULL;
+ priv->default_sort_destroy (priv->default_sort_data);
+ priv->default_sort_destroy = NULL;
+ priv->default_sort_data = NULL;
}
switch (prop_id)
{
case PROP_MODEL:
- g_value_set_object (value, gtk_tree_model_sort_get_model(tree_model_sort));
+ g_value_set_object (value, gtk_tree_model_sort_get_model (tree_model_sort));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
+/* helpers */
+static SortElt *
+sort_elt_new (void)
+{
+ return g_slice_new (SortElt);
+}
+
+static void
+sort_elt_free (gpointer elt)
+{
+ g_slice_free (SortElt, elt);
+}
+
+static void
+increase_offset_iter (gpointer data,
+ gpointer user_data)
+{
+ SortElt *elt = data;
+ gint offset = GPOINTER_TO_INT (user_data);
+
+ if (elt->offset >= offset)
+ elt->offset++;
+}
+
+static void
+decrease_offset_iter (gpointer data,
+ gpointer user_data)
+{
+ SortElt *elt = data;
+ gint offset = GPOINTER_TO_INT (user_data);
+
+ if (elt->offset > offset)
+ elt->offset--;
+}
+
+static void
+fill_sort_data (SortData *data,
+ GtkTreeModelSort *tree_model_sort,
+ SortLevel *level)
+{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+
+ data->tree_model_sort = tree_model_sort;
+
+ if (priv->sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ {
+ GtkTreeDataSortHeader *header;
+
+ 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);
+
+ data->sort_func = header->func;
+ data->sort_data = header->data;
+ }
+ else
+ {
+ /* absolutely SHOULD NOT happen: */
+ g_return_if_fail (priv->default_sort_func != NULL);
+
+ data->sort_func = priv->default_sort_func;
+ data->sort_data = priv->default_sort_data;
+ }
+
+ if (level->parent_elt)
+ {
+ data->parent_path = gtk_tree_model_sort_elt_get_path (level->parent_level,
+ level->parent_elt);
+ gtk_tree_path_append_index (data->parent_path, 0);
+ }
+ else
+ {
+ data->parent_path = gtk_tree_path_new_first ();
+ }
+ data->parent_path_depth = gtk_tree_path_get_depth (data->parent_path);
+ data->parent_path_indices = gtk_tree_path_get_indices (data->parent_path);
+}
+
+static void
+free_sort_data (SortData *data)
+{
+ gtk_tree_path_free (data->parent_path);
+}
+
+static SortElt *
+lookup_elt_with_offset (GtkTreeModelSort *tree_model_sort,
+ SortLevel *level,
+ gint offset,
+ GSequenceIter **ret_siter)
+{
+ GSequenceIter *siter, *end_siter;
+
+ /* FIXME: We have to do a search like this, because the sequence is not
+ * (always) sorted on offset order. Perhaps we should introduce a
+ * second sequence which is sorted on offset order.
+ */
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
+ {
+ SortElt *elt = g_sequence_get (siter);
+
+ if (elt->offset == offset)
+ break;
+ }
+
+ if (ret_siter)
+ *ret_siter = siter;
+
+ return GET_ELT (siter);
+}
+
+
static void
gtk_tree_model_sort_row_changed (GtkTreeModel *s_model,
GtkTreePath *start_s_path,
gpointer data)
{
GtkTreeModelSort *tree_model_sort = GTK_TREE_MODEL_SORT (data);
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreePath *path = NULL;
GtkTreeIter iter;
GtkTreeIter tmpiter;
- SortElt tmp;
SortElt *elt;
SortLevel *level;
+ SortData sort_data;
gboolean free_s_path = FALSE;
- gint index = 0, old_index, i;
+ gint index = 0, old_index;
g_return_if_fail (start_s_path != NULL || start_s_iter != NULL);
level = iter.user_data;
elt = iter.user_data2;
- if (level->array->len < 2 ||
- (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
- tree_model_sort->default_sort_func == NO_SORT_FUNC))
+ if (g_sequence_get_length (level->seq) < 2 ||
+ (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
+ priv->default_sort_func == NO_SORT_FUNC))
{
if (free_s_path)
gtk_tree_path_free (start_s_path);
return;
}
-
- if (!GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
- {
- gtk_tree_model_get_iter (tree_model_sort->child_model,
- &tmpiter, start_s_path);
- }
-
- old_index = elt - SORT_ELT (level->array->data);
-
- memcpy (&tmp, elt, sizeof (SortElt));
if (GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
- index = gtk_tree_model_sort_level_find_insert (tree_model_sort,
- level,
- &tmp.iter,
- old_index);
+ tmpiter = elt->iter;
else
- index = gtk_tree_model_sort_level_find_insert (tree_model_sort,
- level,
- &tmpiter,
- old_index);
+ gtk_tree_model_get_iter (priv->child_model,
+ &tmpiter, start_s_path);
- if (index < old_index)
- {
- g_memmove (level->array->data + ((index + 1)*sizeof (SortElt)),
- level->array->data + ((index)*sizeof (SortElt)),
- (old_index - index)* sizeof(SortElt));
- }
- else if (index > old_index)
- {
- g_memmove (level->array->data + ((old_index)*sizeof (SortElt)),
- level->array->data + ((old_index + 1)*sizeof (SortElt)),
- (index - old_index)* sizeof(SortElt));
- }
- memcpy (level->array->data + ((index)*sizeof (SortElt)),
- &tmp, sizeof (SortElt));
+ old_index = g_sequence_iter_get_position (elt->siter);
- for (i = 0; i < level->array->len; i++)
- if (g_array_index (level->array, SortElt, i).children)
- g_array_index (level->array, SortElt, i).children->parent_elt = &g_array_index (level->array, SortElt, i);
+ fill_sort_data (&sort_data, tree_model_sort, level);
+ g_sequence_sort_changed (elt->siter,
+ gtk_tree_model_sort_compare_func,
+ &sort_data);
+ free_sort_data (&sort_data);
+ index = g_sequence_iter_get_position (elt->siter);
+
+ /* Prepare the path for signal emission */
gtk_tree_path_up (path);
gtk_tree_path_append_index (path, index);
GtkTreePath *tmppath;
- new_order = g_new (gint, level->array->len);
+ new_order = g_new (gint, g_sequence_get_length (level->seq));
- for (j = 0; j < level->array->len; j++)
+ for (j = 0; j < g_sequence_get_length (level->seq); j++)
{
if (index > old_index)
{
if (level->parent_elt)
{
- iter.stamp = tree_model_sort->stamp;
+ iter.stamp = priv->stamp;
iter.user_data = level->parent_level;
iter.user_data2 = level->parent_elt;
gpointer data)
{
GtkTreeModelSort *tree_model_sort = GTK_TREE_MODEL_SORT (data);
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreePath *path;
GtkTreeIter iter;
GtkTreeIter real_s_iter;
SortLevel *level;
SortLevel *parent_level = NULL;
- parent_level = level = SORT_LEVEL (tree_model_sort->root);
+ parent_level = level = SORT_LEVEL (priv->root);
g_return_if_fail (s_path != NULL || s_iter != NULL);
else
real_s_iter = *s_iter;
- if (!tree_model_sort->root)
+ if (!priv->root)
{
gtk_tree_model_sort_build_level (tree_model_sort, NULL, NULL);
/* find the parent level */
while (i < gtk_tree_path_get_depth (s_path) - 1)
{
- gint j;
-
if (!level)
{
/* level not yet build, we won't cover this signal */
goto done;
}
- if (level->array->len < gtk_tree_path_get_indices (s_path)[i])
+ if (g_sequence_get_length (level->seq) < gtk_tree_path_get_indices (s_path)[i])
{
g_warning ("%s: A node was inserted with a parent that's not in the tree.\n"
"This possibly means that a GtkTreeModel inserted a child node\n"
goto done;
}
- elt = NULL;
- for (j = 0; j < level->array->len; j++)
- if (g_array_index (level->array, SortElt, j).offset == gtk_tree_path_get_indices (s_path)[i])
- {
- elt = &g_array_index (level->array, SortElt, j);
- break;
- }
+ elt = lookup_elt_with_offset (tree_model_sort, level,
+ gtk_tree_path_get_indices (s_path)[i],
+ NULL);
g_return_if_fail (elt != NULL);
if (!parent_level)
goto done;
- if (level->ref_count == 0 && level != tree_model_sort->root)
+ if (level->ref_count == 0 && level != priv->root)
{
- gtk_tree_model_sort_free_level (tree_model_sort, level);
+ gtk_tree_model_sort_free_level (tree_model_sort, level, TRUE);
goto done;
}
SortLevel *level;
GtkTreeIter iter;
gint offset;
- gint i;
g_return_if_fail (s_path != NULL);
elt = SORT_ELT (iter.user_data2);
offset = elt->offset;
- /* we _need_ to emit ::row_deleted before we start unreffing the node
- * itself. This is because of the row refs, which start unreffing nodes
- * when we emit ::row_deleted
- */
- gtk_tree_model_row_deleted (GTK_TREE_MODEL (data), path);
-
gtk_tree_model_get_iter (GTK_TREE_MODEL (data), &iter, path);
while (elt->ref_count > 0)
gtk_tree_model_sort_real_unref_node (GTK_TREE_MODEL (data), &iter, FALSE);
+ /* If this node has children, we free the level (recursively) here
+ * and specify that unref may not be used, because parent and its
+ * children have been removed by now.
+ */
+ if (elt->children)
+ gtk_tree_model_sort_free_level (tree_model_sort,
+ elt->children, FALSE);
+
if (level->ref_count == 0)
{
- /* This will prune the level, so I can just emit the signal and
- * not worry about cleaning this level up.
- * Careful, root level is not cleaned up in increment stamp.
- */
gtk_tree_model_sort_increment_stamp (tree_model_sort);
+ gtk_tree_model_row_deleted (GTK_TREE_MODEL (data), path);
gtk_tree_path_free (path);
- if (level == tree_model_sort->root)
+
+ if (level == tree_model_sort->priv->root)
{
- gtk_tree_model_sort_free_level (tree_model_sort,
- tree_model_sort->root);
- tree_model_sort->root = NULL;
+ gtk_tree_model_sort_free_level (tree_model_sort,
+ tree_model_sort->priv->root,
+ TRUE);
+ tree_model_sort->priv->root = NULL;
}
return;
}
- gtk_tree_model_sort_increment_stamp (tree_model_sort);
+ g_sequence_remove (elt->siter);
+ elt = NULL;
- /* Remove the row */
- for (i = 0; i < level->array->len; i++)
- if (elt->offset == g_array_index (level->array, SortElt, i).offset)
- break;
-
- g_array_remove_index (level->array, i);
+ /* The sequence is not ordered on offset, so we traverse the entire
+ * sequence.
+ */
+ g_sequence_foreach (level->seq, decrease_offset_iter,
+ GINT_TO_POINTER (offset));
- /* update all offsets */
- for (i = 0; i < level->array->len; i++)
- {
- elt = & (g_array_index (level->array, SortElt, i));
- if (elt->offset > offset)
- elt->offset--;
- if (elt->children)
- elt->children->parent_elt = elt;
- }
+ gtk_tree_model_sort_increment_stamp (tree_model_sort);
+ gtk_tree_model_row_deleted (GTK_TREE_MODEL (data), path);
gtk_tree_path_free (path);
}
SortLevel *level;
GtkTreeIter iter;
gint *tmp_array;
- int i, j;
+ int i, length;
GtkTreePath *path;
+ GSequenceIter *siter, *end_siter;
GtkTreeModelSort *tree_model_sort = GTK_TREE_MODEL_SORT (data);
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
g_return_if_fail (new_order != NULL);
if (s_path == NULL || gtk_tree_path_get_depth (s_path) == 0)
{
- if (tree_model_sort->root == NULL)
+ if (priv->root == NULL)
return;
path = gtk_tree_path_new ();
- level = SORT_LEVEL (tree_model_sort->root);
+ level = SORT_LEVEL (priv->root);
}
else
{
return;
gtk_tree_model_get_iter (GTK_TREE_MODEL (data), &iter, path);
- level = SORT_LEVEL (iter.user_data);
elt = SORT_ELT (iter.user_data2);
if (!elt->children)
level = elt->children;
}
- if (level->array->len < 2)
+ length = g_sequence_get_length (level->seq);
+ if (length < 2)
{
gtk_tree_path_free (path);
return;
}
- tmp_array = g_new (int, level->array->len);
- for (i = 0; i < level->array->len; i++)
+ tmp_array = g_new (int, length);
+
+ /* FIXME: I need to think about whether this can be done in a more
+ * efficient way?
+ */
+ i = 0;
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
{
- for (j = 0; j < level->array->len; j++)
+ gint j;
+ SortElt *elt = g_sequence_get (siter);
+
+ for (j = 0; j < length; j++)
{
- if (g_array_index (level->array, SortElt, i).offset == new_order[j])
+ if (elt->offset == new_order[j])
tmp_array[i] = j;
}
+
+ i++;
}
- for (i = 0; i < level->array->len; i++)
- g_array_index (level->array, SortElt, i).offset = tmp_array[i];
+ /* This loop cannot be merged with the above loop nest, because that
+ * would introduce duplicate offsets.
+ */
+ i = 0;
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
+ {
+ SortElt *elt = g_sequence_get (siter);
+
+ elt->offset = tmp_array[i];
+ i++;
+ }
g_free (tmp_array);
- if (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
- tree_model_sort->default_sort_func == NO_SORT_FUNC)
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
+ priv->default_sort_func == NO_SORT_FUNC)
{
-
gtk_tree_model_sort_sort_level (tree_model_sort, level,
FALSE, FALSE);
gtk_tree_model_sort_increment_stamp (tree_model_sort);
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
GtkTreeModelFlags flags;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, 0);
+ g_return_val_if_fail (tree_model_sort->priv->child_model != NULL, 0);
- flags = gtk_tree_model_get_flags (tree_model_sort->child_model);
+ flags = gtk_tree_model_get_flags (tree_model_sort->priv->child_model);
if ((flags & GTK_TREE_MODEL_LIST_ONLY) == GTK_TREE_MODEL_LIST_ONLY)
return GTK_TREE_MODEL_LIST_ONLY;
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
- if (tree_model_sort->child_model == 0)
+ if (tree_model_sort->priv->child_model == 0)
return 0;
- return gtk_tree_model_get_n_columns (tree_model_sort->child_model);
+ return gtk_tree_model_get_n_columns (tree_model_sort->priv->child_model);
}
static GType
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, G_TYPE_INVALID);
+ g_return_val_if_fail (tree_model_sort->priv->child_model != NULL, G_TYPE_INVALID);
- return gtk_tree_model_get_column_type (tree_model_sort->child_model, index);
+ return gtk_tree_model_get_column_type (tree_model_sort->priv->child_model, index);
}
static gboolean
GtkTreePath *path)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
gint *indices;
+ SortElt *elt;
SortLevel *level;
gint depth, i;
+ GSequenceIter *siter;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
indices = gtk_tree_path_get_indices (path);
- if (tree_model_sort->root == NULL)
+ if (priv->root == NULL)
gtk_tree_model_sort_build_level (tree_model_sort, NULL, NULL);
- level = SORT_LEVEL (tree_model_sort->root);
+ level = SORT_LEVEL (priv->root);
depth = gtk_tree_path_get_depth (path);
if (depth == 0)
- return FALSE;
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
for (i = 0; i < depth - 1; i++)
{
if ((level == NULL) ||
- (indices[i] >= level->array->len))
- return FALSE;
+ (indices[i] >= g_sequence_get_length (level->seq)))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
- if (g_array_index (level->array, SortElt, indices[i]).children == NULL)
- gtk_tree_model_sort_build_level (tree_model_sort, level, &g_array_index (level->array, SortElt, indices[i]));
- level = g_array_index (level->array, SortElt, indices[i]).children;
+ siter = g_sequence_get_iter_at_pos (level->seq, indices[i]);
+ if (g_sequence_iter_is_end (siter))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
+
+ elt = GET_ELT (siter);
+ if (elt->children == NULL)
+ gtk_tree_model_sort_build_level (tree_model_sort, level, elt);
+
+ level = elt->children;
}
- if (!level || indices[i] >= level->array->len)
+ if (!level || indices[i] >= g_sequence_get_length (level->seq))
{
iter->stamp = 0;
return FALSE;
}
- iter->stamp = tree_model_sort->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = level;
- iter->user_data2 = &g_array_index (level->array, SortElt, indices[depth - 1]);
+
+ siter = g_sequence_get_iter_at_pos (level->seq, indices[depth - 1]);
+ if (g_sequence_iter_is_end (siter))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
+ iter->user_data2 = GET_ELT (siter);
return TRUE;
}
GtkTreeIter *iter)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreePath *retval;
SortLevel *level;
SortElt *elt;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, NULL);
- g_return_val_if_fail (tree_model_sort->stamp == iter->stamp, NULL);
+ g_return_val_if_fail (priv->child_model != NULL, NULL);
+ g_return_val_if_fail (priv->stamp == iter->stamp, NULL);
retval = gtk_tree_path_new ();
- level = iter->user_data;
- elt = iter->user_data2;
- while (level != NULL)
+
+ level = SORT_LEVEL (iter->user_data);
+ elt = SORT_ELT (iter->user_data2);
+
+ while (level)
{
- gtk_tree_path_prepend_index (retval, elt - (SortElt *)level->array->data);
+ gint index;
+
+ index = g_sequence_iter_get_position (elt->siter);
+ gtk_tree_path_prepend_index (retval, index);
elt = level->parent_elt;
level = level->parent_level;
GValue *value)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreeIter child_iter;
- g_return_if_fail (tree_model_sort->child_model != NULL);
+ g_return_if_fail (priv->child_model != NULL);
g_return_if_fail (VALID_ITER (iter, tree_model_sort));
GET_CHILD_ITER (tree_model_sort, &child_iter, iter);
- gtk_tree_model_get_value (tree_model_sort->child_model,
+ gtk_tree_model_get_value (priv->child_model,
&child_iter, column, value);
}
GtkTreeIter *iter)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
- SortLevel *level;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
SortElt *elt;
+ GSequenceIter *siter;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, FALSE);
- g_return_val_if_fail (tree_model_sort->stamp == iter->stamp, FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->stamp == iter->stamp, FALSE);
- level = iter->user_data;
elt = iter->user_data2;
- if (elt - (SortElt *)level->array->data >= level->array->len - 1)
+ siter = g_sequence_iter_next (elt->siter);
+ if (g_sequence_iter_is_end (siter))
{
iter->stamp = 0;
return FALSE;
}
- iter->user_data2 = elt + 1;
+ iter->user_data2 = GET_ELT (siter);
+
+ return TRUE;
+}
+
+static gboolean
+gtk_tree_model_sort_iter_previous (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+ SortElt *elt;
+ GSequenceIter *siter;
+
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->stamp == iter->stamp, FALSE);
+
+ elt = iter->user_data2;
+
+ if (g_sequence_iter_is_begin (elt->siter))
+ {
+ iter->stamp = 0;
+ return FALSE;
+ }
+
+ siter = g_sequence_iter_prev (elt->siter);
+ iter->user_data2 = GET_ELT (siter);
return TRUE;
}
GtkTreeIter *parent)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
SortLevel *level;
iter->stamp = 0;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
if (parent)
g_return_val_if_fail (VALID_ITER (parent, tree_model_sort), FALSE);
if (parent == NULL)
{
- if (tree_model_sort->root == NULL)
+ if (priv->root == NULL)
gtk_tree_model_sort_build_level (tree_model_sort, NULL, NULL);
- if (tree_model_sort->root == NULL)
+ if (priv->root == NULL)
return FALSE;
- level = tree_model_sort->root;
- iter->stamp = tree_model_sort->stamp;
+ level = priv->root;
+ iter->stamp = priv->stamp;
iter->user_data = level;
- iter->user_data2 = level->array->data;
+ iter->user_data2 = g_sequence_get (g_sequence_get_begin_iter (level->seq));
}
else
{
- if (((SortElt *)parent->user_data2)->children == NULL)
- gtk_tree_model_sort_build_level (tree_model_sort,
- (SortLevel *)parent->user_data,
- (SortElt *)parent->user_data2);
- if (((SortElt *)parent->user_data2)->children == NULL)
+ SortElt *elt;
+
+ level = SORT_LEVEL (parent->user_data);
+ elt = SORT_ELT (parent->user_data2);
+
+ if (elt->children == NULL)
+ gtk_tree_model_sort_build_level (tree_model_sort, level, elt);
+
+ if (elt->children == NULL)
return FALSE;
- iter->stamp = tree_model_sort->stamp;
- iter->user_data = ((SortElt *)parent->user_data2)->children;
- iter->user_data2 = ((SortLevel *)iter->user_data)->array->data;
+
+ iter->stamp = priv->stamp;
+ iter->user_data = elt->children;
+ iter->user_data2 = g_sequence_get (g_sequence_get_begin_iter (elt->children->seq));
}
return TRUE;
GtkTreeIter *iter)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreeIter child_iter;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
g_return_val_if_fail (VALID_ITER (iter, tree_model_sort), FALSE);
GET_CHILD_ITER (tree_model_sort, &child_iter, iter);
- return gtk_tree_model_iter_has_child (tree_model_sort->child_model, &child_iter);
+ return gtk_tree_model_iter_has_child (priv->child_model, &child_iter);
}
static gint
GtkTreeIter *iter)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreeIter child_iter;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, 0);
+ g_return_val_if_fail (priv->child_model != NULL, 0);
if (iter)
g_return_val_if_fail (VALID_ITER (iter, tree_model_sort), 0);
if (iter == NULL)
- return gtk_tree_model_iter_n_children (tree_model_sort->child_model, NULL);
+ return gtk_tree_model_iter_n_children (priv->child_model, NULL);
GET_CHILD_ITER (tree_model_sort, &child_iter, iter);
- return gtk_tree_model_iter_n_children (tree_model_sort->child_model, &child_iter);
+ return gtk_tree_model_iter_n_children (priv->child_model, &child_iter);
}
static gboolean
}
level = children.user_data;
- if (n >= level->array->len)
+ if (n >= g_sequence_get_length (level->seq))
{
iter->stamp = 0;
return FALSE;
}
- iter->stamp = tree_model_sort->stamp;
+ iter->stamp = tree_model_sort->priv->stamp;
iter->user_data = level;
- iter->user_data2 = &g_array_index (level->array, SortElt, n);
+ iter->user_data2 = g_sequence_get (g_sequence_get_iter_at_pos (level->seq, n));
return TRUE;
}
GtkTreeIter *child)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
SortLevel *level;
iter->stamp = 0;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
g_return_val_if_fail (VALID_ITER (child, tree_model_sort), FALSE);
level = child->user_data;
if (level->parent_level)
{
- iter->stamp = tree_model_sort->stamp;
+ iter->stamp = priv->stamp;
iter->user_data = level->parent_level;
iter->user_data2 = level->parent_elt;
GtkTreeIter *iter)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreeIter child_iter;
- GtkTreeIter tmp_iter;
SortLevel *level;
SortElt *elt;
- g_return_if_fail (tree_model_sort->child_model != NULL);
+ g_return_if_fail (priv->child_model != NULL);
g_return_if_fail (VALID_ITER (iter, tree_model_sort));
GET_CHILD_ITER (tree_model_sort, &child_iter, iter);
/* Reference the node in the child model */
- gtk_tree_model_ref_node (tree_model_sort->child_model, &child_iter);
+ gtk_tree_model_ref_node (priv->child_model, &child_iter);
/* Increase the reference count of this element and its level */
level = iter->user_data;
elt->ref_count++;
level->ref_count++;
- /* Increase the reference count of all parent elements */
- tmp_iter.stamp = tree_model_sort->stamp;
- tmp_iter.user_data = level->parent_level;
- tmp_iter.user_data2 = level->parent_elt;;
-
- while (tmp_iter.user_data2)
- {
- gtk_tree_model_sort_ref_node (tree_model, &tmp_iter);
-
- tmp_iter.user_data2 = SORT_LEVEL (tmp_iter.user_data)->parent_elt;
- tmp_iter.user_data = SORT_LEVEL (tmp_iter.user_data)->parent_level;
- }
-
if (level->ref_count == 1)
{
SortLevel *parent_level = level->parent_level;
SortElt *parent_elt = level->parent_elt;
+
/* We were at zero -- time to decrement the zero_ref_count val */
while (parent_level)
- {
- parent_elt->zero_ref_count--;
+ {
+ parent_elt->zero_ref_count--;
- parent_elt = parent_level->parent_elt;
+ parent_elt = parent_level->parent_elt;
parent_level = parent_level->parent_level;
}
- if (tree_model_sort->root != level)
- tree_model_sort->zero_ref_count--;
+ if (priv->root != level)
+ priv->zero_ref_count--;
}
}
gboolean propagate_unref)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) tree_model;
- GtkTreeIter tmp_iter;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
SortLevel *level;
SortElt *elt;
- g_return_if_fail (tree_model_sort->child_model != NULL);
+ g_return_if_fail (priv->child_model != NULL);
g_return_if_fail (VALID_ITER (iter, tree_model_sort));
if (propagate_unref)
GtkTreeIter child_iter;
GET_CHILD_ITER (tree_model_sort, &child_iter, iter);
- gtk_tree_model_unref_node (tree_model_sort->child_model, &child_iter);
+ gtk_tree_model_unref_node (priv->child_model, &child_iter);
}
level = iter->user_data;
elt->ref_count--;
level->ref_count--;
- /* Decrease the reference count of all parent elements */
- tmp_iter.stamp = tree_model_sort->stamp;
- tmp_iter.user_data = level->parent_level;
- tmp_iter.user_data2 = level->parent_elt;;
-
- while (tmp_iter.user_data2)
- {
- gtk_tree_model_sort_real_unref_node (tree_model, &tmp_iter, FALSE);
-
- tmp_iter.user_data2 = SORT_LEVEL (tmp_iter.user_data)->parent_elt;
- tmp_iter.user_data = SORT_LEVEL (tmp_iter.user_data)->parent_level;
- }
-
if (level->ref_count == 0)
{
SortLevel *parent_level = level->parent_level;
/* We are at zero -- time to increment the zero_ref_count val */
while (parent_level)
{
- parent_elt->zero_ref_count++;
+ parent_elt->zero_ref_count++;
- parent_elt = parent_level->parent_elt;
+ parent_elt = parent_level->parent_elt;
parent_level = parent_level->parent_level;
}
- if (tree_model_sort->root != level)
- tree_model_sort->zero_ref_count++;
+ if (priv->root != level)
+ priv->zero_ref_count++;
}
}
GtkSortType *order)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *)sortable;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
if (sort_column_id)
- *sort_column_id = tree_model_sort->sort_column_id;
+ *sort_column_id = priv->sort_column_id;
if (order)
- *order = tree_model_sort->order;
+ *order = priv->order;
- if (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID ||
- tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID)
+ 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;
return TRUE;
GtkSortType order)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *)sortable;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
- if (sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ 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_model_sort->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_model_sort->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);
- if (tree_model_sort->sort_column_id == sort_column_id)
- {
- if (sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
- {
- if (tree_model_sort->order == order)
+ if (priv->sort_column_id == sort_column_id)
+ {
+ if (sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ {
+ if (priv->order == order)
+ return;
+ }
+ else
return;
- }
- else
- return;
+ }
}
- tree_model_sort->sort_column_id = sort_column_id;
- tree_model_sort->order = order;
+ priv->sort_column_id = sort_column_id;
+ priv->order = order;
gtk_tree_sortable_sort_column_changed (sortable);
gint sort_column_id,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy)
+ GDestroyNotify destroy)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *) sortable;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
- tree_model_sort->sort_list = _gtk_tree_data_list_set_header (tree_model_sort->sort_list,
- sort_column_id,
- func, data, destroy);
+ priv->sort_list = _gtk_tree_data_list_set_header (priv->sort_list,
+ sort_column_id,
+ func, data, destroy);
- if (tree_model_sort->sort_column_id == sort_column_id)
+ if (priv->sort_column_id == sort_column_id)
gtk_tree_model_sort_sort (tree_model_sort);
}
gtk_tree_model_sort_set_default_sort_func (GtkTreeSortable *sortable,
GtkTreeIterCompareFunc func,
gpointer data,
- GtkDestroyNotify destroy)
+ GDestroyNotify destroy)
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *)sortable;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
- if (tree_model_sort->default_sort_destroy)
+ if (priv->default_sort_destroy)
{
- GtkDestroyNotify d = tree_model_sort->default_sort_destroy;
+ GDestroyNotify d = priv->default_sort_destroy;
- tree_model_sort->default_sort_destroy = NULL;
- d (tree_model_sort->default_sort_data);
+ priv->default_sort_destroy = NULL;
+ d (priv->default_sort_data);
}
- tree_model_sort->default_sort_func = func;
- tree_model_sort->default_sort_data = data;
- tree_model_sort->default_sort_destroy = destroy;
+ priv->default_sort_func = func;
+ priv->default_sort_data = data;
+ priv->default_sort_destroy = destroy;
- if (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
gtk_tree_model_sort_sort (tree_model_sort);
}
{
GtkTreeModelSort *tree_model_sort = (GtkTreeModelSort *)sortable;
- return (tree_model_sort->default_sort_func != NULL);
+ return (tree_model_sort->priv->default_sort_func != NULL);
}
/* DragSource interface */
child_path = gtk_tree_model_sort_convert_path_to_child_path (tree_model_sort,
path);
- draggable = gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (tree_model_sort->child_model), child_path);
+ draggable = gtk_tree_drag_source_row_draggable (GTK_TREE_DRAG_SOURCE (tree_model_sort->priv->child_model), child_path);
gtk_tree_path_free (child_path);
return draggable;
gboolean gotten;
child_path = gtk_tree_model_sort_convert_path_to_child_path (tree_model_sort, path);
- gotten = gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (tree_model_sort->child_model), child_path, selection_data);
+ gotten = gtk_tree_drag_source_drag_data_get (GTK_TREE_DRAG_SOURCE (tree_model_sort->priv->child_model), child_path, selection_data);
gtk_tree_path_free (child_path);
return gotten;
gboolean deleted;
child_path = gtk_tree_model_sort_convert_path_to_child_path (tree_model_sort, path);
- deleted = gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (tree_model_sort->child_model), child_path);
+ deleted = gtk_tree_drag_source_drag_data_delete (GTK_TREE_DRAG_SOURCE (tree_model_sort->priv->child_model), child_path);
gtk_tree_path_free (child_path);
return deleted;
{
SortData *data = (SortData *)user_data;
GtkTreeModelSort *tree_model_sort = data->tree_model_sort;
- SortTuple *sa = (SortTuple *)a;
- SortTuple *sb = (SortTuple *)b;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+ const SortElt *sa = a;
+ const SortElt *sb = b;
GtkTreeIter iter_a, iter_b;
gint retval;
- /* shortcut, if we've the same offsets here, they should be equal */
- if (sa->offset == sb->offset)
- return 0;
-
if (GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
{
- iter_a = sa->elt->iter;
- iter_b = sb->elt->iter;
+ iter_a = sa->iter;
+ iter_b = sb->iter;
}
else
{
- data->parent_path_indices [data->parent_path_depth-1] = sa->elt->offset;
- gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_model_sort->child_model), &iter_a, data->parent_path);
- data->parent_path_indices [data->parent_path_depth-1] = sb->elt->offset;
- gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_model_sort->child_model), &iter_b, data->parent_path);
+ data->parent_path_indices [data->parent_path_depth-1] = sa->offset;
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->child_model), &iter_a, data->parent_path);
+ data->parent_path_indices [data->parent_path_depth-1] = sb->offset;
+ gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->child_model), &iter_b, data->parent_path);
}
- retval = (* data->sort_func) (GTK_TREE_MODEL (tree_model_sort->child_model),
+ retval = (* data->sort_func) (GTK_TREE_MODEL (priv->child_model),
&iter_a, &iter_b,
data->sort_data);
- if (tree_model_sort->order == GTK_SORT_DESCENDING)
+ if (priv->order == GTK_SORT_DESCENDING)
{
if (retval > 0)
retval = -1;
{
gint retval;
- SortTuple *sa = (SortTuple *)a;
- SortTuple *sb = (SortTuple *)b;
+ const SortElt *sa = (SortElt *)a;
+ const SortElt *sb = (SortElt *)b;
SortData *data = (SortData *)user_data;
- if (sa->elt->offset < sb->elt->offset)
+ if (sa->offset < sb->offset)
retval = -1;
- else if (sa->elt->offset > sb->elt->offset)
+ else if (sa->offset > sb->offset)
retval = 1;
else
retval = 0;
- if (data->tree_model_sort->order == GTK_SORT_DESCENDING)
+ if (data->tree_model_sort->priv->order == GTK_SORT_DESCENDING)
{
if (retval > 0)
retval = -1;
gboolean recurse,
gboolean emit_reordered)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
gint i;
- gint ref_offset;
- GArray *sort_array;
- GArray *new_array;
+ GSequenceIter *begin_siter, *end_siter, *siter;
+ SortElt *begin_elt;
gint *new_order;
GtkTreeIter iter;
g_return_if_fail (level != NULL);
- if (level->array->len < 1 && !((SortElt *)level->array->data)->children)
+ begin_siter = g_sequence_get_begin_iter (level->seq);
+ begin_elt = g_sequence_get (begin_siter);
+
+ if (g_sequence_get_length (level->seq) < 1 && !begin_elt->children)
return;
- iter.stamp = tree_model_sort->stamp;
+ iter.stamp = priv->stamp;
iter.user_data = level;
- iter.user_data2 = &g_array_index (level->array, SortElt, 0);
+ iter.user_data2 = begin_elt;
gtk_tree_model_sort_ref_node (GTK_TREE_MODEL (tree_model_sort), &iter);
- ref_offset = g_array_index (level->array, SortElt, 0).offset;
- /* Set up data */
- data.tree_model_sort = tree_model_sort;
- if (level->parent_elt)
+ i = 0;
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
{
- data.parent_path = gtk_tree_model_sort_elt_get_path (level->parent_level,
- level->parent_elt);
- gtk_tree_path_append_index (data.parent_path, 0);
- }
- else
- {
- data.parent_path = gtk_tree_path_new_first ();
- }
- data.parent_path_depth = gtk_tree_path_get_depth (data.parent_path);
- data.parent_path_indices = gtk_tree_path_get_indices (data.parent_path);
-
- /* make the array to be sorted */
- sort_array = g_array_sized_new (FALSE, FALSE, sizeof (SortTuple), level->array->len);
- for (i = 0; i < level->array->len; i++)
- {
- SortTuple tuple;
-
- tuple.elt = &g_array_index (level->array, SortElt, i);
- tuple.offset = i;
+ SortElt *elt = g_sequence_get (siter);
- g_array_append_val (sort_array, tuple);
+ elt->old_index = i;
+ i++;
}
- if (tree_model_sort->sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
- {
- GtkTreeDataSortHeader *header = NULL;
-
- header = _gtk_tree_data_list_get_header (tree_model_sort->sort_list,
- tree_model_sort->sort_column_id);
-
- g_return_if_fail (header != NULL);
- g_return_if_fail (header->func != NULL);
-
- data.sort_func = header->func;
- data.sort_data = header->data;
- }
- else
- {
- /* absolutely SHOULD NOT happen: */
- g_return_if_fail (tree_model_sort->default_sort_func != NULL);
-
- data.sort_func = tree_model_sort->default_sort_func;
- data.sort_data = tree_model_sort->default_sort_data;
- }
+ fill_sort_data (&data, tree_model_sort, level);
if (data.sort_func == NO_SORT_FUNC)
- g_array_sort_with_data (sort_array,
- gtk_tree_model_sort_offset_compare_func,
- &data);
+ g_sequence_sort (level->seq, gtk_tree_model_sort_offset_compare_func,
+ &data);
else
- g_array_sort_with_data (sort_array,
- gtk_tree_model_sort_compare_func,
- &data);
+ g_sequence_sort (level->seq, gtk_tree_model_sort_compare_func, &data);
- gtk_tree_path_free (data.parent_path);
+ free_sort_data (&data);
- new_array = g_array_sized_new (FALSE, FALSE, sizeof (SortElt), level->array->len);
- new_order = g_new (gint, level->array->len);
+ new_order = g_new (gint, g_sequence_get_length (level->seq));
- for (i = 0; i < level->array->len; i++)
+ i = 0;
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
{
- SortElt *elt;
+ SortElt *elt = g_sequence_get (siter);
- elt = g_array_index (sort_array, SortTuple, i).elt;
- new_order[i] = g_array_index (sort_array, SortTuple, i).offset;
-
- g_array_append_val (new_array, *elt);
- elt = &g_array_index (new_array, SortElt, i);
- if (elt->children)
- elt->children->parent_elt = elt;
+ new_order[i++] = elt->old_index;
}
- g_array_free (level->array, TRUE);
- level->array = new_array;
- g_array_free (sort_array, TRUE);
-
if (emit_reordered)
{
gtk_tree_model_sort_increment_stamp (tree_model_sort);
if (level->parent_elt)
{
- iter.stamp = tree_model_sort->stamp;
+ iter.stamp = priv->stamp;
iter.user_data = level->parent_level;
iter.user_data2 = level->parent_elt;
/* recurse, if possible */
if (recurse)
{
- for (i = 0; i < level->array->len; i++)
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
{
- SortElt *elt = &g_array_index (level->array, SortElt, i);
+ SortElt *elt = g_sequence_get (siter);
if (elt->children)
gtk_tree_model_sort_sort_level (tree_model_sort,
/* get the iter we referenced at the beginning of this function and
* unref it again
*/
- iter.stamp = tree_model_sort->stamp;
+ iter.stamp = priv->stamp;
iter.user_data = level;
-
- for (i = 0; i < level->array->len; i++)
- {
- if (g_array_index (level->array, SortElt, i).offset == ref_offset)
- {
- iter.user_data2 = &g_array_index (level->array, SortElt, i);
- break;
- }
- }
+ iter.user_data2 = begin_elt;
gtk_tree_model_sort_unref_node (GTK_TREE_MODEL (tree_model_sort), &iter);
}
static void
gtk_tree_model_sort_sort (GtkTreeModelSort *tree_model_sort)
{
- if (!tree_model_sort->root)
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID)
+ return;
+
+ if (!priv->root)
return;
- if (tree_model_sort->sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ if (priv->sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
{
GtkTreeDataSortHeader *header = NULL;
- header = _gtk_tree_data_list_get_header (tree_model_sort->sort_list,
- tree_model_sort->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);
g_return_if_fail (header->func != NULL);
}
else
- g_return_if_fail (tree_model_sort->default_sort_func != NULL);
+ g_return_if_fail (priv->default_sort_func != NULL);
- gtk_tree_model_sort_sort_level (tree_model_sort, tree_model_sort->root,
+ gtk_tree_model_sort_sort_level (tree_model_sort, priv->root,
TRUE, TRUE);
}
/* signal helpers */
-static gint
-gtk_tree_model_sort_level_find_insert (GtkTreeModelSort *tree_model_sort,
- SortLevel *level,
- GtkTreeIter *iter,
- gint skip_index)
-{
- gint start, middle, end;
- gint cmp;
- SortElt *tmp_elt;
- GtkTreeIter tmp_iter;
-
- GtkTreeIterCompareFunc func;
- gpointer data;
-
- if (tree_model_sort->sort_column_id != GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
- {
- GtkTreeDataSortHeader *header;
-
- header = _gtk_tree_data_list_get_header (tree_model_sort->sort_list,
- tree_model_sort->sort_column_id);
-
- g_return_val_if_fail (header != NULL, 0);
-
- func = header->func;
- data = header->data;
- }
- else
- {
- func = tree_model_sort->default_sort_func;
- data = tree_model_sort->default_sort_data;
-
- g_return_val_if_fail (func != NO_SORT_FUNC, 0);
- }
-
- g_return_val_if_fail (func != NULL, 0);
-
- start = 0;
- end = level->array->len;
- if (skip_index < 0)
- skip_index = end;
- else
- end--;
-
- if (start == end)
- return 0;
-
- while (start != end)
- {
- middle = (start + end) / 2;
-
- if (middle < skip_index)
- tmp_elt = &(g_array_index (level->array, SortElt, middle));
- else
- tmp_elt = &(g_array_index (level->array, SortElt, middle + 1));
-
- if (!GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
- {
- GtkTreePath *path = gtk_tree_model_sort_elt_get_path (level, tmp_elt);
- gtk_tree_model_get_iter (tree_model_sort->child_model,
- &tmp_iter, path);
- gtk_tree_path_free (path);
- }
- else
- tmp_iter = tmp_elt->iter;
-
- if (tree_model_sort->order == GTK_SORT_ASCENDING)
- cmp = (* func) (GTK_TREE_MODEL (tree_model_sort->child_model),
- &tmp_iter, iter, data);
- else
- cmp = (* func) (GTK_TREE_MODEL (tree_model_sort->child_model),
- iter, &tmp_iter, data);
-
- if (cmp <= 0)
- start = middle + 1;
- else
- end = middle;
- }
-
- if (cmp <= 0)
- return middle + 1;
- else
- return middle;
-}
-
static gboolean
gtk_tree_model_sort_insert_value (GtkTreeModelSort *tree_model_sort,
SortLevel *level,
GtkTreePath *s_path,
GtkTreeIter *s_iter)
{
- gint offset, index, i;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+ SortElt *elt;
+ SortData data;
+ gint offset;
- SortElt elt;
- SortElt *tmp_elt;
+ elt = sort_elt_new ();
offset = gtk_tree_path_get_indices (s_path)[gtk_tree_path_get_depth (s_path) - 1];
if (GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
- elt.iter = *s_iter;
- elt.offset = offset;
- elt.zero_ref_count = 0;
- elt.ref_count = 0;
- elt.children = NULL;
+ elt->iter = *s_iter;
+ elt->offset = offset;
+ elt->zero_ref_count = 0;
+ elt->ref_count = 0;
+ elt->children = NULL;
/* update all larger offsets */
- tmp_elt = SORT_ELT (level->array->data);
- for (i = 0; i < level->array->len; i++, tmp_elt++)
- if (tmp_elt->offset >= offset)
- tmp_elt->offset++;
-
- if (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
- tree_model_sort->default_sort_func == NO_SORT_FUNC)
- index = offset;
+ g_sequence_foreach (level->seq, increase_offset_iter, GINT_TO_POINTER (offset));
+
+ fill_sort_data (&data, tree_model_sort, level);
+
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID &&
+ priv->default_sort_func == NO_SORT_FUNC)
+ {
+ elt->siter = g_sequence_insert_sorted (level->seq, elt,
+ gtk_tree_model_sort_offset_compare_func,
+ &data);
+ }
else
- index = gtk_tree_model_sort_level_find_insert (tree_model_sort,
- level, s_iter,
- -1);
+ {
+ elt->siter = g_sequence_insert_sorted (level->seq, elt,
+ gtk_tree_model_sort_compare_func,
+ &data);
+ }
- g_array_insert_vals (level->array, index, &elt, 1);
- tmp_elt = SORT_ELT (level->array->data);
- for (i = 0; i < level->array->len; i++, tmp_elt++)
- if (tmp_elt->children)
- tmp_elt->children->parent_elt = tmp_elt;
+ free_sort_data (&data);
return TRUE;
}
{
gtk_tree_path_prepend_index (path, walker2->offset);
+ if (!walker->parent_level)
+ break;
+
walker2 = walker->parent_elt;
walker = walker->parent_level;
}
/**
* gtk_tree_model_sort_set_model:
* @tree_model_sort: The #GtkTreeModelSort.
- * @child_model: A #GtkTreeModel, or %NULL.
+ * @child_model: (allow-none): A #GtkTreeModel, or %NULL.
*
* Sets the model of @tree_model_sort to be @model. If @model is %NULL,
* then the old model is unset. The sort function is unset as a result
gtk_tree_model_sort_set_model (GtkTreeModelSort *tree_model_sort,
GtkTreeModel *child_model)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+
if (child_model)
g_object_ref (child_model);
- if (tree_model_sort->child_model)
+ if (priv->child_model)
{
- g_signal_handler_disconnect (tree_model_sort->child_model,
- tree_model_sort->changed_id);
- g_signal_handler_disconnect (tree_model_sort->child_model,
- tree_model_sort->inserted_id);
- g_signal_handler_disconnect (tree_model_sort->child_model,
- tree_model_sort->has_child_toggled_id);
- g_signal_handler_disconnect (tree_model_sort->child_model,
- tree_model_sort->deleted_id);
- g_signal_handler_disconnect (tree_model_sort->child_model,
- tree_model_sort->reordered_id);
+ g_signal_handler_disconnect (priv->child_model,
+ priv->changed_id);
+ g_signal_handler_disconnect (priv->child_model,
+ priv->inserted_id);
+ g_signal_handler_disconnect (priv->child_model,
+ priv->has_child_toggled_id);
+ g_signal_handler_disconnect (priv->child_model,
+ priv->deleted_id);
+ g_signal_handler_disconnect (priv->child_model,
+ priv->reordered_id);
/* reset our state */
- if (tree_model_sort->root)
- gtk_tree_model_sort_free_level (tree_model_sort, tree_model_sort->root);
- tree_model_sort->root = NULL;
- _gtk_tree_data_list_header_free (tree_model_sort->sort_list);
- tree_model_sort->sort_list = NULL;
- g_object_unref (tree_model_sort->child_model);
+ if (priv->root)
+ gtk_tree_model_sort_free_level (tree_model_sort, priv->root, TRUE);
+ priv->root = NULL;
+ _gtk_tree_data_list_header_free (priv->sort_list);
+ priv->sort_list = NULL;
+ g_object_unref (priv->child_model);
}
- tree_model_sort->child_model = child_model;
+ priv->child_model = child_model;
if (child_model)
{
GType *types;
gint i, n_columns;
- tree_model_sort->changed_id =
- g_signal_connect (child_model, "row_changed",
+ priv->changed_id =
+ g_signal_connect (child_model, "row-changed",
G_CALLBACK (gtk_tree_model_sort_row_changed),
tree_model_sort);
- tree_model_sort->inserted_id =
- g_signal_connect (child_model, "row_inserted",
+ priv->inserted_id =
+ g_signal_connect (child_model, "row-inserted",
G_CALLBACK (gtk_tree_model_sort_row_inserted),
tree_model_sort);
- tree_model_sort->has_child_toggled_id =
- g_signal_connect (child_model, "row_has_child_toggled",
+ priv->has_child_toggled_id =
+ g_signal_connect (child_model, "row-has-child-toggled",
G_CALLBACK (gtk_tree_model_sort_row_has_child_toggled),
tree_model_sort);
- tree_model_sort->deleted_id =
- g_signal_connect (child_model, "row_deleted",
+ priv->deleted_id =
+ g_signal_connect (child_model, "row-deleted",
G_CALLBACK (gtk_tree_model_sort_row_deleted),
tree_model_sort);
- tree_model_sort->reordered_id =
- g_signal_connect (child_model, "rows_reordered",
+ priv->reordered_id =
+ g_signal_connect (child_model, "rows-reordered",
G_CALLBACK (gtk_tree_model_sort_rows_reordered),
tree_model_sort);
- tree_model_sort->child_flags = gtk_tree_model_get_flags (child_model);
+ priv->child_flags = gtk_tree_model_get_flags (child_model);
n_columns = gtk_tree_model_get_n_columns (child_model);
types = g_new (GType, n_columns);
for (i = 0; i < n_columns; i++)
types[i] = gtk_tree_model_get_column_type (child_model, i);
- tree_model_sort->sort_list = _gtk_tree_data_list_header_new (n_columns, types);
+ priv->sort_list = _gtk_tree_data_list_header_new (n_columns, types);
g_free (types);
- tree_model_sort->default_sort_func = NO_SORT_FUNC;
- tree_model_sort->stamp = g_random_int ();
+ priv->default_sort_func = NO_SORT_FUNC;
+ priv->stamp = g_random_int ();
}
}
*
* Returns the model the #GtkTreeModelSort is sorting.
*
- * Return value: the "child model" being sorted
+ * Return value: (transfer none): the "child model" being sorted
**/
GtkTreeModel *
gtk_tree_model_sort_get_model (GtkTreeModelSort *tree_model)
{
g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model), NULL);
- return tree_model->child_model;
+ return tree_model->priv->child_model;
}
GtkTreePath *child_path,
gboolean build_levels)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
gint *child_indices;
GtkTreePath *retval;
SortLevel *level;
gint i;
- g_return_val_if_fail (tree_model_sort->child_model != NULL, NULL);
+ g_return_val_if_fail (priv->child_model != NULL, NULL);
g_return_val_if_fail (child_path != NULL, NULL);
retval = gtk_tree_path_new ();
child_indices = gtk_tree_path_get_indices (child_path);
- if (tree_model_sort->root == NULL && build_levels)
+ if (priv->root == NULL && build_levels)
gtk_tree_model_sort_build_level (tree_model_sort, NULL, NULL);
- level = SORT_LEVEL (tree_model_sort->root);
+ level = SORT_LEVEL (priv->root);
for (i = 0; i < gtk_tree_path_get_depth (child_path); i++)
{
- gint j;
+ SortElt *tmp;
+ GSequenceIter *siter;
gboolean found_child = FALSE;
if (!level)
return NULL;
}
- if (child_indices[i] >= level->array->len)
+ if (child_indices[i] >= g_sequence_get_length (level->seq))
{
gtk_tree_path_free (retval);
return NULL;
}
- for (j = 0; j < level->array->len; j++)
- {
- if ((g_array_index (level->array, SortElt, j)).offset == child_indices[i])
- {
- gtk_tree_path_append_index (retval, j);
- if (g_array_index (level->array, SortElt, j).children == NULL && build_levels)
- {
- gtk_tree_model_sort_build_level (tree_model_sort, level, &g_array_index (level->array, SortElt, j));
- }
- level = g_array_index (level->array, SortElt, j).children;
- found_child = TRUE;
- break;
- }
- }
+ tmp = lookup_elt_with_offset (tree_model_sort, level,
+ child_indices[i], &siter);
+ if (tmp)
+ {
+ gtk_tree_path_append_index (retval, g_sequence_iter_get_position (siter));
+ if (tmp->children == NULL && build_levels)
+ gtk_tree_model_sort_build_level (tree_model_sort, level, tmp);
+
+ level = tmp->children;
+ found_child = TRUE;
+ }
+
if (! found_child)
{
gtk_tree_path_free (retval);
GtkTreePath *child_path)
{
g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort), NULL);
- g_return_val_if_fail (tree_model_sort->child_model != NULL, NULL);
+ g_return_val_if_fail (tree_model_sort->priv->child_model != NULL, NULL);
g_return_val_if_fail (child_path != NULL, NULL);
return gtk_real_tree_model_sort_convert_child_path_to_path (tree_model_sort, child_path, TRUE);
/**
* gtk_tree_model_sort_convert_child_iter_to_iter:
* @tree_model_sort: A #GtkTreeModelSort
- * @sort_iter: An uninitialized #GtkTreeIter.
+ * @sort_iter: (out): An uninitialized #GtkTreeIter.
* @child_iter: A valid #GtkTreeIter pointing to a row on the child model
*
* Sets @sort_iter to point to the row in @tree_model_sort that corresponds to
- * the row pointed at by @child_iter.
+ * the row pointed at by @child_iter. If @sort_iter was not set, %FALSE
+ * is returned. Note: a boolean is only returned since 2.14.
+ *
+ * Return value: %TRUE, if @sort_iter was set, i.e. if @sort_iter is a
+ * valid iterator pointer to a visible row in the child model.
**/
-void
+gboolean
gtk_tree_model_sort_convert_child_iter_to_iter (GtkTreeModelSort *tree_model_sort,
GtkTreeIter *sort_iter,
GtkTreeIter *child_iter)
{
+ gboolean ret;
GtkTreePath *child_path, *path;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
- g_return_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort));
- g_return_if_fail (tree_model_sort->child_model != NULL);
- g_return_if_fail (sort_iter != NULL);
- g_return_if_fail (child_iter != NULL);
+ g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort), FALSE);
+ g_return_val_if_fail (priv->child_model != NULL, FALSE);
+ g_return_val_if_fail (sort_iter != NULL, FALSE);
+ g_return_val_if_fail (child_iter != NULL, FALSE);
+ g_return_val_if_fail (sort_iter != child_iter, FALSE);
sort_iter->stamp = 0;
- child_path = gtk_tree_model_get_path (tree_model_sort->child_model, child_iter);
- g_return_if_fail (child_path != NULL);
+ child_path = gtk_tree_model_get_path (priv->child_model, child_iter);
+ g_return_val_if_fail (child_path != NULL, FALSE);
path = gtk_tree_model_sort_convert_child_path_to_path (tree_model_sort, child_path);
gtk_tree_path_free (child_path);
if (!path)
{
g_warning ("%s: The conversion of the child path to a GtkTreeModel sort path failed", G_STRLOC);
- return;
+ return FALSE;
}
- gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_model_sort), sort_iter, path);
+ ret = gtk_tree_model_get_iter (GTK_TREE_MODEL (tree_model_sort),
+ sort_iter, path);
gtk_tree_path_free (path);
+
+ return ret;
}
/**
gtk_tree_model_sort_convert_path_to_child_path (GtkTreeModelSort *tree_model_sort,
GtkTreePath *sorted_path)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
gint *sorted_indices;
GtkTreePath *retval;
SortLevel *level;
gint i;
g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort), NULL);
- g_return_val_if_fail (tree_model_sort->child_model != NULL, NULL);
+ g_return_val_if_fail (priv->child_model != NULL, NULL);
g_return_val_if_fail (sorted_path != NULL, NULL);
retval = gtk_tree_path_new ();
sorted_indices = gtk_tree_path_get_indices (sorted_path);
- if (tree_model_sort->root == NULL)
+ if (priv->root == NULL)
gtk_tree_model_sort_build_level (tree_model_sort, NULL, NULL);
- level = SORT_LEVEL (tree_model_sort->root);
+ level = SORT_LEVEL (priv->root);
for (i = 0; i < gtk_tree_path_get_depth (sorted_path); i++)
{
- gint count = sorted_indices[i];
+ SortElt *elt = NULL;
+ GSequenceIter *siter;
if ((level == NULL) ||
- (level->array->len <= count))
+ (g_sequence_get_length (level->seq) <= sorted_indices[i]))
{
gtk_tree_path_free (retval);
return NULL;
}
- if (g_array_index (level->array, SortElt, count).children == NULL)
- gtk_tree_model_sort_build_level (tree_model_sort, level, &g_array_index (level->array, SortElt, count));
+ siter = g_sequence_get_iter_at_pos (level->seq, sorted_indices[i]);
+ if (g_sequence_iter_is_end (siter))
+ {
+ gtk_tree_path_free (retval);
+ return NULL;
+ }
+
+ elt = GET_ELT (siter);
+ if (elt->children == NULL)
+ gtk_tree_model_sort_build_level (tree_model_sort, level, elt);
if (level == NULL)
{
break;
}
- gtk_tree_path_append_index (retval, g_array_index (level->array, SortElt, count).offset);
- level = g_array_index (level->array, SortElt, count).children;
+ gtk_tree_path_append_index (retval, elt->offset);
+ level = elt->children;
}
return retval;
/**
* gtk_tree_model_sort_convert_iter_to_child_iter:
* @tree_model_sort: A #GtkTreeModelSort
- * @child_iter: An uninitialized #GtkTreeIter
+ * @child_iter: (out): An uninitialized #GtkTreeIter
* @sorted_iter: A valid #GtkTreeIter pointing to a row on @tree_model_sort.
*
* Sets @child_iter to point to the row pointed to by @sorted_iter.
GtkTreeIter *child_iter,
GtkTreeIter *sorted_iter)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
g_return_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort));
- g_return_if_fail (tree_model_sort->child_model != NULL);
+ g_return_if_fail (priv->child_model != NULL);
g_return_if_fail (child_iter != NULL);
g_return_if_fail (VALID_ITER (sorted_iter, tree_model_sort));
+ g_return_if_fail (sorted_iter != child_iter);
if (GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
{
else
{
GtkTreePath *path;
+ gboolean valid = FALSE;
path = gtk_tree_model_sort_elt_get_path (sorted_iter->user_data,
sorted_iter->user_data2);
- gtk_tree_model_get_iter (tree_model_sort->child_model, child_iter, path);
+ valid = gtk_tree_model_get_iter (priv->child_model, child_iter, path);
gtk_tree_path_free (path);
+
+ g_return_if_fail (valid == TRUE);
}
}
static void
gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
SortLevel *parent_level,
- SortElt *parent_elt)
+ SortElt *parent_elt)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
GtkTreeIter iter;
SortLevel *new_level;
gint length = 0;
gint i;
- g_assert (tree_model_sort->child_model != NULL);
+ g_assert (priv->child_model != NULL);
if (parent_level == NULL)
{
- if (gtk_tree_model_get_iter_first (tree_model_sort->child_model, &iter) == FALSE)
+ if (gtk_tree_model_get_iter_first (priv->child_model, &iter) == FALSE)
return;
- length = gtk_tree_model_iter_n_children (tree_model_sort->child_model, NULL);
+ length = gtk_tree_model_iter_n_children (priv->child_model, NULL);
}
else
{
GtkTreeIter parent_iter;
GtkTreeIter child_parent_iter;
- parent_iter.stamp = tree_model_sort->stamp;
+ parent_iter.stamp = priv->stamp;
parent_iter.user_data = parent_level;
parent_iter.user_data2 = parent_elt;
gtk_tree_model_sort_convert_iter_to_child_iter (tree_model_sort,
&child_parent_iter,
&parent_iter);
- if (gtk_tree_model_iter_children (tree_model_sort->child_model,
+ if (gtk_tree_model_iter_children (priv->child_model,
&iter,
&child_parent_iter) == FALSE)
return;
&child_parent_iter,
&parent_iter);
- length = gtk_tree_model_iter_n_children (tree_model_sort->child_model, &child_parent_iter);
+ length = gtk_tree_model_iter_n_children (priv->child_model, &child_parent_iter);
+
+ gtk_tree_model_sort_ref_node (GTK_TREE_MODEL (tree_model_sort),
+ &parent_iter);
}
g_return_if_fail (length > 0);
new_level = g_new (SortLevel, 1);
- new_level->array = g_array_sized_new (FALSE, FALSE, sizeof (SortElt), length);
+ new_level->seq = g_sequence_new (sort_elt_free);
new_level->ref_count = 0;
- new_level->parent_elt = parent_elt;
new_level->parent_level = parent_level;
+ new_level->parent_elt = parent_elt;
if (parent_elt)
parent_elt->children = new_level;
else
- tree_model_sort->root = new_level;
+ priv->root = new_level;
/* increase the count of zero ref_counts.*/
while (parent_level)
parent_elt = parent_level->parent_elt;
parent_level = parent_level->parent_level;
}
- if (new_level != tree_model_sort->root)
- tree_model_sort->zero_ref_count++;
+
+ if (new_level != priv->root)
+ priv->zero_ref_count++;
for (i = 0; i < length; i++)
{
- SortElt sort_elt;
- sort_elt.offset = i;
- sort_elt.zero_ref_count = 0;
- sort_elt.ref_count = 0;
- sort_elt.children = NULL;
+ SortElt *sort_elt;
+
+ sort_elt = sort_elt_new ();
+ sort_elt->offset = i;
+ sort_elt->zero_ref_count = 0;
+ sort_elt->ref_count = 0;
+ sort_elt->children = NULL;
if (GTK_TREE_MODEL_SORT_CACHE_CHILD_ITERS (tree_model_sort))
{
- sort_elt.iter = iter;
- if (gtk_tree_model_iter_next (tree_model_sort->child_model, &iter) == FALSE &&
+ sort_elt->iter = iter;
+ if (gtk_tree_model_iter_next (priv->child_model, &iter) == FALSE &&
i < length - 1)
{
if (parent_level)
return;
}
}
- g_array_append_val (new_level->array, sort_elt);
+
+ sort_elt->siter = g_sequence_append (new_level->seq, sort_elt);
}
/* sort level */
static void
gtk_tree_model_sort_free_level (GtkTreeModelSort *tree_model_sort,
- SortLevel *sort_level)
+ SortLevel *sort_level,
+ gboolean unref)
{
- gint i;
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+ GSequenceIter *siter;
+ GSequenceIter *end_siter;
g_assert (sort_level);
- for (i = 0; i < sort_level->array->len; i++)
+ end_siter = g_sequence_get_end_iter (sort_level->seq);
+ for (siter = g_sequence_get_begin_iter (sort_level->seq);
+ siter != end_siter;
+ siter = g_sequence_iter_next (siter))
{
- if (g_array_index (sort_level->array, SortElt, i).children)
- gtk_tree_model_sort_free_level (tree_model_sort,
- SORT_LEVEL (g_array_index (sort_level->array, SortElt, i).children));
+ SortElt *elt = g_sequence_get (siter);
+
+ if (elt->children)
+ gtk_tree_model_sort_free_level (tree_model_sort,
+ elt->children, unref);
}
if (sort_level->ref_count == 0)
SortElt *parent_elt = sort_level->parent_elt;
while (parent_level)
- {
- parent_elt->zero_ref_count--;
+ {
+ parent_elt->zero_ref_count--;
- parent_elt = parent_level->parent_elt;
+ parent_elt = parent_level->parent_elt;
parent_level = parent_level->parent_level;
}
- if (sort_level != tree_model_sort->root)
- tree_model_sort->zero_ref_count--;
+ if (sort_level != priv->root)
+ priv->zero_ref_count--;
}
if (sort_level->parent_elt)
- sort_level->parent_elt->children = NULL;
+ {
+ if (unref)
+ {
+ GtkTreeIter parent_iter;
+
+ parent_iter.stamp = tree_model_sort->priv->stamp;
+ parent_iter.user_data = sort_level->parent_level;
+ parent_iter.user_data2 = sort_level->parent_elt;
+
+ gtk_tree_model_sort_unref_node (GTK_TREE_MODEL (tree_model_sort),
+ &parent_iter);
+ }
+
+ sort_level->parent_elt->children = NULL;
+ }
else
- tree_model_sort->root = NULL;
+ priv->root = NULL;
- g_array_free (sort_level->array, TRUE);
- sort_level->array = NULL;
+ g_sequence_free (sort_level->seq);
+ sort_level->seq = NULL;
g_free (sort_level);
sort_level = NULL;
static void
gtk_tree_model_sort_increment_stamp (GtkTreeModelSort *tree_model_sort)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+
do
{
- tree_model_sort->stamp++;
+ priv->stamp++;
}
- while (tree_model_sort->stamp == 0);
+ while (priv->stamp == 0);
gtk_tree_model_sort_clear_cache (tree_model_sort);
}
+static void
+gtk_tree_model_sort_clear_cache_helper_iter (gpointer data,
+ gpointer user_data)
+{
+ GtkTreeModelSort *tree_model_sort = user_data;
+ SortElt *elt = data;
+
+ if (elt->zero_ref_count > 0)
+ gtk_tree_model_sort_clear_cache_helper (tree_model_sort, elt->children);
+}
+
static void
gtk_tree_model_sort_clear_cache_helper (GtkTreeModelSort *tree_model_sort,
SortLevel *level)
{
- gint i;
-
g_assert (level != NULL);
- for (i = 0; i < level->array->len; i++)
- {
- if (g_array_index (level->array, SortElt, i).zero_ref_count > 0)
- gtk_tree_model_sort_clear_cache_helper (tree_model_sort, g_array_index (level->array, SortElt, i).children);
- }
+ g_sequence_foreach (level->seq, gtk_tree_model_sort_clear_cache_helper_iter,
+ tree_model_sort);
- if (level->ref_count == 0 && level != tree_model_sort->root)
- gtk_tree_model_sort_free_level (tree_model_sort, level);
+ if (level->ref_count == 0 && level != tree_model_sort->priv->root)
+ gtk_tree_model_sort_free_level (tree_model_sort, level, TRUE);
}
/**
void
gtk_tree_model_sort_reset_default_sort_func (GtkTreeModelSort *tree_model_sort)
{
+ GtkTreeModelSortPrivate *priv = tree_model_sort->priv;
+
g_return_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort));
- if (tree_model_sort->default_sort_destroy)
+ if (priv->default_sort_destroy)
{
- GtkDestroyNotify d = tree_model_sort->default_sort_destroy;
+ GDestroyNotify d = priv->default_sort_destroy;
- tree_model_sort->default_sort_destroy = NULL;
- d (tree_model_sort->default_sort_data);
+ priv->default_sort_destroy = NULL;
+ d (priv->default_sort_data);
}
- tree_model_sort->default_sort_func = NO_SORT_FUNC;
- tree_model_sort->default_sort_data = NULL;
- tree_model_sort->default_sort_destroy = NULL;
+ priv->default_sort_func = NO_SORT_FUNC;
+ priv->default_sort_data = NULL;
+ priv->default_sort_destroy = NULL;
- if (tree_model_sort->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
+ if (priv->sort_column_id == GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID)
gtk_tree_model_sort_sort (tree_model_sort);
- tree_model_sort->sort_column_id = GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID;
+ priv->sort_column_id = GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID;
}
/**
{
g_return_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort));
- if (tree_model_sort->zero_ref_count > 0)
- gtk_tree_model_sort_clear_cache_helper (tree_model_sort, (SortLevel *)tree_model_sort->root);
+ if (tree_model_sort->priv->zero_ref_count > 0)
+ gtk_tree_model_sort_clear_cache_helper (tree_model_sort, (SortLevel *)tree_model_sort->priv->root);
}
static gboolean
gtk_tree_model_sort_iter_is_valid_helper (GtkTreeIter *iter,
SortLevel *level)
{
- gint i;
+ GSequenceIter *siter;
+ GSequenceIter *end_siter;
- for (i = 0; i < level->array->len; i++)
+ end_siter = g_sequence_get_end_iter (level->seq);
+ for (siter = g_sequence_get_begin_iter (level->seq);
+ siter != end_siter; siter = g_sequence_iter_next (siter))
{
- SortElt *elt = &g_array_index (level->array, SortElt, i);
+ SortElt *elt = g_sequence_get (siter);
if (iter->user_data == level && iter->user_data2 == elt)
return TRUE;
return FALSE;
return gtk_tree_model_sort_iter_is_valid_helper (iter,
- tree_model_sort->root);
+ tree_model_sort->priv->root);
}
-
-#define __GTK_TREE_MODEL_SORT_C__
-#include "gtkaliasdef.c"