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This commit is contained in:
Jonathan Blandford
2000-11-22 05:16:37 +00:00
parent f8ab34e606
commit a2771e40bc
3 changed files with 237 additions and 108 deletions
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283
gtk/gtktreemodelsort.c
View File

@ -46,11 +46,20 @@ struct _SortElt
gint offset;
};
typedef struct _SortData SortData;
struct _SortData
{
GtkTreeModel *model;
gint sort_col;
GValueCompareFunc func;
};
static guint tree_model_sort_signals[LAST_SIGNAL] = { 0 };
#define get_array(e,t) ((GArray *)((e)->parent?(e)->parent->children:GTK_TREE_MODEL_SORT(t)->root))
static void gtk_tree_model_sort_init (GtkTreeModelSort *tree_model_sort);
static void gtk_tree_model_sort_class_init (GtkTreeModelSortClass *tree_model_sort_class);
static void gtk_tree_model_sort_tree_model_init (GtkTreeModelIface *iface);
@ -104,13 +113,21 @@ static void gtk_tree_model_sort_unref_iter (GtkTreeModel *
GtkTreeIter *iter);
/* Internal functions */
static void gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
SortElt *place);
static void gtk_tree_model_sort_free_level (GArray *array);
gint g_value_string_compare_func (const GValue *a,
const GValue *b);
gint g_value_int_compare_func (const GValue *a,
const GValue *b);
static GtkTreePath *gtk_tree_model_sort_convert_path_real (GtkTreeModelSort *tree_model_sort,
GtkTreePath *child_path,
gboolean build_children);
static void gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
SortElt *place);
static void gtk_tree_model_sort_free_level (GArray *array);
static GFunc gtk_tree_model_sort_get_func (GtkTreeModelSort *tree_model_sort);
static gint gtk_tree_model_sort_func (gconstpointer a,
gconstpointer b,
gpointer user_data);
static gint g_value_string_compare_func (const GValue *a,
const GValue *b);
static gint g_value_int_compare_func (const GValue *a,
const GValue *b);
GtkType
@ -318,53 +335,11 @@ GtkTreePath *
gtk_tree_model_sort_convert_path (GtkTreeModelSort *tree_model_sort,
GtkTreePath *child_path)
{
GtkTreePath *retval;
GArray *array;
gint *indices;
gint i = 0;
g_return_val_if_fail (tree_model_sort != NULL, NULL);
g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model_sort), NULL);
g_return_val_if_fail (child_path != NULL, NULL);
if (tree_model_sort->root == NULL)
gtk_tree_model_sort_build_level (tree_model_sort, NULL);
retval = gtk_tree_path_new ();
array = (GArray *) tree_model_sort->root;
indices = gtk_tree_path_get_indices (child_path);
do
{
SortElt *elt;
gboolean found = FALSE;
gint j;
if ((array->len < indices[i]) || (array == NULL))
{
gtk_tree_path_free (retval);
return NULL;
}
elt = (SortElt *) array->data;
for (j = 0; j < array->len; j++, elt++)
{
if (elt->offset == indices[i])
{
found = TRUE;
break;
}
}
if (! found)
{
gtk_tree_path_free (retval);
return NULL;
}
gtk_tree_path_prepend_index (retval, j);
if (elt->children == NULL)
gtk_tree_model_sort_build_level (tree_model_sort, elt);
i++;
}
while (i < gtk_tree_path_get_depth (child_path));
return retval;
return gtk_tree_model_sort_convert_path_real (tree_model_sort, child_path, TRUE);
}
static void
@ -397,7 +372,13 @@ gtk_tree_model_sort_changed (GtkTreeModel *s_model,
s_path = gtk_tree_model_get_path (s_model, s_iter);
}
path = gtk_tree_model_sort_convert_path (tree_model_sort, s_path);
path = gtk_tree_model_sort_convert_path_real (tree_model_sort, s_path, FALSE);
if (path == NULL)
{
if (free_s_path)
gtk_tree_path_free (s_path);
return;
}
gtk_tree_model_get_iter (GTK_TREE_MODEL (data), &iter, path);
gtk_signal_emit_by_name (GTK_OBJECT (data), "changed", path, &iter);
@ -406,7 +387,8 @@ gtk_tree_model_sort_changed (GtkTreeModel *s_model,
gtk_tree_path_free (s_path);
}
static void
/* FALSE if the value was inserted, TRUE otherwise */
static gboolean
gtk_tree_model_sort_insert_value (GtkTreeModelSort *sort,
GtkTreePath *s_path,
GtkTreeIter *s_iter)
@ -417,7 +399,7 @@ gtk_tree_model_sort_insert_value (GtkTreeModelSort *sort,
SortElt elt;
SortElt *tmp_elt;
gint offset;
gint high, low, middle, j;
gint middle, j;
GValueCompareFunc func;
GValue s_value = {0, };
GValue tmp_value = {0, };
@ -428,21 +410,28 @@ gtk_tree_model_sort_insert_value (GtkTreeModelSort *sort,
elt.ref = 0;
elt.children = NULL;
elt.offset = offset;
tmp_path = gtk_tree_path_copy (s_path);
if (gtk_tree_path_up (tmp_path))
{
GtkTreePath *parent_path;
parent_path = gtk_tree_model_sort_convert_path (sort, tmp_path);
parent_path = gtk_tree_model_sort_convert_path_real (sort, tmp_path, FALSE);
if (parent_path == NULL)
{
gtk_tree_path_free (tmp_path);
return FALSE;
}
gtk_tree_model_get_iter (GTK_TREE_MODEL (sort), &iter, parent_path);
elt.parent = ((SortElt *) iter.tree_node);
array = ((SortElt *) iter.tree_node)->children;
gtk_tree_path_free (parent_path);
if (array == NULL)
{
((SortElt *) iter.tree_node)->children = g_array_sized_new (FALSE, FALSE, sizeof (SortElt), 1);
array = ((SortElt *) iter.tree_node)->children;
gtk_tree_path_free (tmp_path);
return FALSE;
}
gtk_tree_path_free (parent_path);
}
else
{
@ -453,25 +442,9 @@ gtk_tree_model_sort_insert_value (GtkTreeModelSort *sort,
}
gtk_tree_path_free (tmp_path);
if (sort->func)
func = sort->func;
else
{
switch (gtk_tree_model_get_column_type (sort->child_model, sort->sort_col))
{
case G_TYPE_STRING:
func = &g_value_string_compare_func;
break;
case G_TYPE_INT:
func = &g_value_int_compare_func;
break;
default:
g_warning ("No comparison function for row %d (Type %s)\n",
sort->sort_col,
g_type_name (gtk_tree_model_get_column_type (sort->child_model, sort->sort_col)));
return;
}
}
func = (GValueCompareFunc) gtk_tree_model_sort_get_func (sort);
g_return_val_if_fail (func != NULL, FALSE);
gtk_tree_model_get_value (sort->child_model, s_iter, sort->sort_col, &s_value);
@ -535,6 +508,8 @@ gtk_tree_model_sort_insert_value (GtkTreeModelSort *sort,
j != middle)
tmp_elt->offset ++;
}
return TRUE;
}
static void
@ -566,12 +541,13 @@ gtk_tree_model_sort_inserted (GtkTreeModel *s_model,
else
real_s_iter = (* s_iter);
gtk_tree_model_sort_insert_value (tree_model_sort, s_path, &real_s_iter);
if (!gtk_tree_model_sort_insert_value (tree_model_sort, s_path, &real_s_iter))
return;
}
path = gtk_tree_model_sort_convert_path (tree_model_sort, s_path);
g_return_if_fail (path != NULL);
path = gtk_tree_model_sort_convert_path_real (tree_model_sort, s_path, FALSE);
if (path == NULL)
return;
gtk_tree_model_get_iter (GTK_TREE_MODEL (data), &iter, path);
gtk_signal_emit_by_name (GTK_OBJECT (data), "inserted", path, &iter);
@ -603,7 +579,9 @@ gtk_tree_model_sort_child_toggled (GtkTreeModel *s_model,
free_s_path = TRUE;
}
path = gtk_tree_model_sort_convert_path (tree_model_sort, s_path);
path = gtk_tree_model_sort_convert_path_real (tree_model_sort, s_path, FALSE);
if (path == NULL)
return;
gtk_tree_model_get_iter (GTK_TREE_MODEL (data), &iter, path);
gtk_signal_emit_by_name (GTK_OBJECT (data),
"child_toggled",
@ -805,6 +783,7 @@ gtk_tree_model_sort_iter_children (GtkTreeModel *tree_model,
g_return_val_if_fail (GTK_IS_TREE_MODEL_SORT (tree_model), FALSE);
g_return_val_if_fail (GTK_TREE_MODEL_SORT (tree_model)->child_model != NULL, FALSE);
if (parent)
g_return_val_if_fail (GTK_TREE_MODEL_SORT (tree_model)->stamp == parent->stamp, FALSE);
@ -936,6 +915,81 @@ gtk_tree_model_sort_unref_iter (GtkTreeModel *tree_model,
}
/* Internal functions */
static GtkTreePath *
gtk_tree_model_sort_convert_path_real (GtkTreeModelSort *tree_model_sort,
GtkTreePath *child_path,
gboolean build_children)
{
GtkTreePath *retval;
GArray *array;
gint *indices;
gint i = 0;
if (tree_model_sort->root == NULL)
{
if (build_children)
gtk_tree_model_sort_build_level (tree_model_sort, NULL);
else
return FALSE;
}
retval = gtk_tree_path_new ();
array = (GArray *) tree_model_sort->root;
indices = gtk_tree_path_get_indices (child_path);
do
{
SortElt *elt;
gboolean found = FALSE;
gint j;
if ((array->len < indices[i]) || (array == NULL))
{
gtk_tree_path_free (retval);
return NULL;
}
elt = (SortElt *) array->data;
for (j = 0; j < array->len; j++, elt++)
{
if (elt->offset == indices[i])
{
found = TRUE;
break;
}
}
if (! found)
{
gtk_tree_path_free (retval);
return NULL;
}
gtk_tree_path_prepend_index (retval, j);
i++;
if (i == gtk_tree_path_get_depth (child_path))
break;
if (elt->children == NULL)
{
if (build_children)
{
gtk_tree_path_prepend_index (retval, j);
gtk_tree_model_sort_build_level (tree_model_sort, elt);
}
else
{
gtk_tree_path_free (retval);
return NULL;
}
}
}
while (TRUE);
return retval;
}
static void
gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
SortElt *place)
@ -945,6 +999,7 @@ gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
GtkTreeIter *parent_iter = NULL;
GtkTreeIter iter;
SortElt elt;
SortData sort_data;
if (place)
parent_iter = & (place->iter);
@ -979,6 +1034,11 @@ gtk_tree_model_sort_build_level (GtkTreeModelSort *tree_model_sort,
}
while (gtk_tree_model_iter_next (tree_model_sort->child_model, &iter));
sort_data.func = (GValueCompareFunc) gtk_tree_model_sort_get_func (tree_model_sort);
sort_data.model = tree_model_sort->child_model;
sort_data.sort_col = tree_model_sort->sort_col;
g_array_sort_with_data (children, gtk_tree_model_sort_func, &sort_data);
}
static void
@ -1001,7 +1061,58 @@ gtk_tree_model_sort_free_level (GArray *array)
g_array_free (array, TRUE);
}
gint
static GFunc
gtk_tree_model_sort_get_func (GtkTreeModelSort *tree_model_sort)
{
GValueCompareFunc func;
if (tree_model_sort->func)
func = tree_model_sort->func;
else
{
switch (gtk_tree_model_get_column_type (tree_model_sort->child_model,
tree_model_sort->sort_col))
{
case G_TYPE_STRING:
func = &g_value_string_compare_func;
break;
case G_TYPE_INT:
func = &g_value_int_compare_func;
break;
default:
g_warning ("No comparison function for row %d (Type %s)\n",
tree_model_sort->sort_col,
g_type_name (gtk_tree_model_get_column_type (tree_model_sort->child_model,
tree_model_sort->sort_col)));
return NULL;
}
}
return (GFunc) func;
}
static gint
gtk_tree_model_sort_func (gconstpointer a,
gconstpointer b,
gpointer user_data)
{
GValue value_a;
GValue value_b;
SortData *sort_data = user_data;
gint retval;
gtk_tree_model_get_value (sort_data->model, (GtkTreeIter *) a, sort_data->sort_col, &value_a);
gtk_tree_model_get_value (sort_data->model, (GtkTreeIter *) b, sort_data->sort_col, &value_b);
retval = (sort_data->func) (&value_a, &value_b);
g_value_unset (&value_a);
g_value_unset (&value_b);
return retval;
}
static gint
g_value_string_compare_func (const GValue *a,
const GValue *b)
{
@ -1016,7 +1127,7 @@ g_value_string_compare_func (const GValue *a,
return strcmp (a_str, b_str);
}
gint
static gint
g_value_int_compare_func (const GValue *a,
const GValue *b)
{

31
gtk/treestoretest.c
View File

@ -117,20 +117,26 @@ iter_insert_after (GtkWidget *button, GtkTreeView *tree_view)
NULL,
&selected))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
node_set (&iter);
}
}
else
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
node_set (&iter);
}
}
node_set (&iter);
}
static void
@ -219,7 +225,7 @@ make_window (gboolean use_sort)
GtkTreeModel *sort_model;
sort_model = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (base_model),
NULL, 0);
NULL, 1);
tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (sort_model));
}
else
@ -300,6 +306,9 @@ make_window (gboolean use_sort)
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
}
/* Show it all */
gtk_widget_show_all (window);

31
tests/treestoretest.c
View File

@ -117,20 +117,26 @@ iter_insert_after (GtkWidget *button, GtkTreeView *tree_view)
NULL,
&selected))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
node_set (&iter);
}
}
else
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
if (GTK_IS_TREE_STORE (model))
{
gtk_tree_store_insert_after (model,
&iter,
NULL,
&selected);
node_set (&iter);
}
}
node_set (&iter);
}
static void
@ -219,7 +225,7 @@ make_window (gboolean use_sort)
GtkTreeModel *sort_model;
sort_model = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (base_model),
NULL, 0);
NULL, 1);
tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (sort_model));
}
else
@ -300,6 +306,9 @@ make_window (gboolean use_sort)
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
iter_prepend (NULL, GTK_TREE_VIEW (tree_view));
}
/* Show it all */
gtk_widget_show_all (window);