diff options
Diffstat (limited to 'widgets/table/e-tree-gnode.c')
| -rw-r--r-- | widgets/table/e-tree-gnode.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/widgets/table/e-tree-gnode.c b/widgets/table/e-tree-gnode.c deleted file mode 100644 index ce53751b56..0000000000 --- a/widgets/table/e-tree-gnode.c +++ /dev/null @@ -1,210 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * e-tree-gnode.c: a Tree Model that reflects a GNode structure visually. - * - * Author: - * Chris Toshok (toshok@helixcode.com) - * - * (C) 2000 Helix Code, Inc. - */ -#include <config.h> -#include <gtk/gtksignal.h> -#include "e-util/e-util.h" -#include "e-tree-gnode.h" - -#define PARENT_TYPE E_TREE_MODEL_TYPE - -static ETreePath * -gnode_get_root (ETreeModel *etm) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - ETreePath *path = NULL; - - path = g_list_append(path, etg->root); - - return path; -} - -static ETreePath * -gnode_get_prev (ETreeModel *etm, ETreePath *node) -{ - ETreePath *prev_path; - - GNode *gnode; - GNode *prev_sibling; - - g_return_val_if_fail (node && node->data, NULL); - - gnode = (GNode*)node->data; - prev_sibling = g_node_prev_sibling(gnode); - - if (!prev_sibling) - return NULL; - - prev_path = g_list_copy (node->next); - prev_path = g_list_prepend (prev_path, prev_sibling); - return prev_path; -} - -static ETreePath * -gnode_get_next (ETreeModel *etm, ETreePath *node) -{ - ETreePath *next_path; - GNode *gnode; - GNode *next_sibling; - - g_return_val_if_fail (node && node->data, NULL); - - gnode = (GNode*)node->data; - next_sibling = g_node_next_sibling(gnode); - - if (!next_sibling) - return NULL; - - next_path = g_list_copy (node->next); - next_path = g_list_prepend (next_path, next_sibling); - return next_path; -} - -static void * -gnode_value_at (ETreeModel *etm, ETreePath *node, int col) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - - g_return_val_if_fail (node && node->data, NULL); - - gnode = (GNode*)node->data; - - return etg->value_at (etm, gnode, col, etg->data); -} - -static void -gnode_set_value_at (ETreeModel *etm, ETreePath *node, int col, const void *val) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - - g_return_if_fail (node && node->data); - - gnode = (GNode*)node->data; - - /* XXX */ -} - -static gboolean -gnode_is_editable (ETreeModel *etm, ETreePath *node, int col) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - - g_return_val_if_fail (node && node->data, FALSE); - - gnode = (GNode*)node->data; - - /* XXX */ - return FALSE; -} - -static guint -gnode_get_children (ETreeModel *etm, ETreePath *node, ETreePath ***paths) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - guint n_children; - - g_return_val_if_fail (node && node->data, 0); - - gnode = (GNode*)node->data; - - n_children = g_node_n_children (gnode); - - if (paths) - { - int i; - (*paths) = g_malloc (sizeof (ETreePath*) * n_children); - for (i = 0; i < n_children; i ++) { - (*paths)[i] = g_list_copy (node); - (*paths)[i] = g_list_prepend ((*paths)[i], g_node_nth_child (gnode, i)); - } - } - - return n_children; -} - -static void -gnode_release_paths (ETreeModel *etm, ETreePath **paths, guint num_paths) -{ - guint i; - g_return_if_fail (paths); - - for (i = 0; i < num_paths; i ++) - g_list_free (paths[i]); - g_free (paths); -} - -static gboolean -gnode_is_expanded (ETreeModel *etm, ETreePath *node) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - - g_return_val_if_fail (node && node->data, FALSE); - - gnode = (GNode*)node->data; - - return (gboolean)gnode->data; -} - -static void -gnode_set_expanded (ETreeModel *etm, ETreePath *node, gboolean expanded) -{ - ETreeGNode *etg = E_TREE_GNODE (etm); - GNode *gnode; - int num_descendents; - - g_return_if_fail (node && node->data); - - gnode = (GNode*)node->data; - - /* XXX */ - gnode->data = (gpointer)expanded; - - e_table_model_changed (E_TABLE_MODEL(etm)); -} - -static void -e_tree_gnode_class_init (GtkObjectClass *object_class) -{ - ETreeModelClass *model_class = (ETreeModelClass *) object_class; - - model_class->get_root = gnode_get_root; - model_class->get_next = gnode_get_next; - model_class->get_prev = gnode_get_prev; - model_class->value_at = gnode_value_at; - model_class->set_value_at = gnode_set_value_at; - model_class->is_editable = gnode_is_editable; - model_class->get_children = gnode_get_children; - model_class->release_paths = gnode_release_paths; - model_class->is_expanded = gnode_is_expanded; - model_class->set_expanded = gnode_set_expanded; -} - -E_MAKE_TYPE(e_tree_gnode, "ETreeGNode", ETreeGNode, e_tree_gnode_class_init, NULL, PARENT_TYPE) - -ETreeModel * -e_tree_gnode_new (GNode *root_node, - ETreeGNodeValueAtFn value_at, - void *data) -{ - ETreeGNode *etg; - - etg = gtk_type_new (e_tree_gnode_get_type ()); - - etg->root = root_node; - - etg->value_at = value_at; - etg->data = data; - - return (ETreeModel*)etg; -} |