From fd462fe639cec949ba46e27d53b41ffd738f9a97 Mon Sep 17 00:00:00 2001
From: nobody <nobody@localhost>
Date: Tue, 9 Dec 2003 01:57:09 +0000
Subject: This commit was manufactured by cvs2svn to create tag 'BALSA_2_2_1'.
svn path=/tags/BALSA_2_2_1/; revision=23686
---
widgets/table/e-tree-model.c | 1098 ------------------------------------------
1 file changed, 1098 deletions(-)
delete mode 100644 widgets/table/e-tree-model.c
(limited to 'widgets/table/e-tree-model.c')
diff --git a/widgets/table/e-tree-model.c b/widgets/table/e-tree-model.c
deleted file mode 100644
index 6ca0e17af9..0000000000
--- a/widgets/table/e-tree-model.c
+++ /dev/null
@@ -1,1098 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * e-tree-model.c
- * Copyright 2000, 2001, Ximian, Inc.
- *
- * Authors:
- * Chris Lahey <clahey@ximian.com>
- * Chris Toshok <toshok@ximian.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License, version 2, as published by the Free Software Foundation.
- *
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * 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.
- */
-
-#include <config.h>
-
-#include <stdio.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#include <libxml/parser.h>
-#include <libxml/xmlmemory.h>
-
-#include <gtk/gtksignal.h>
-#include "gal/util/e-util.h"
-#include "gal/util/e-xml-utils.h"
-#include "e-tree-model.h"
-
-#define ETM_CLASS(e) (E_TREE_MODEL_GET_CLASS(e))
-
-#define d(x)
-
-static GObjectClass *parent_class;
-
-enum {
- PRE_CHANGE,
- NO_CHANGE,
- NODE_CHANGED,
- NODE_DATA_CHANGED,
- NODE_COL_CHANGED,
- NODE_INSERTED,
- NODE_REMOVED,
- NODE_DELETED,
- NODE_REQUEST_COLLAPSE,
- LAST_SIGNAL
-};
-
-static guint e_tree_model_signals [LAST_SIGNAL] = {0, };
-
-
-static void
-e_tree_model_class_init (GObjectClass *klass)
-{
- ETreeModelClass *tree_class = (ETreeModelClass *) klass;
-
- parent_class = g_type_class_peek_parent (klass);
-
- e_tree_model_signals [PRE_CHANGE] =
- g_signal_new ("pre_change",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, pre_change),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- e_tree_model_signals [NO_CHANGE] =
- g_signal_new ("no_change",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, no_change),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- e_tree_model_signals [NODE_CHANGED] =
- g_signal_new ("node_changed",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_changed),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__POINTER,
- G_TYPE_NONE, 1, G_TYPE_POINTER);
-
- e_tree_model_signals [NODE_DATA_CHANGED] =
- g_signal_new ("node_data_changed",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_data_changed),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__POINTER,
- G_TYPE_NONE, 1, G_TYPE_POINTER);
-
- e_tree_model_signals [NODE_COL_CHANGED] =
- g_signal_new ("node_col_changed",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_col_changed),
- (GSignalAccumulator) NULL, NULL,
- e_marshal_VOID__POINTER_INT,
- G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_INT);
-
- e_tree_model_signals [NODE_INSERTED] =
- g_signal_new ("node_inserted",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_inserted),
- (GSignalAccumulator) NULL, NULL,
- e_marshal_VOID__POINTER_POINTER,
- G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
-
- e_tree_model_signals [NODE_REMOVED] =
- g_signal_new ("node_removed",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_removed),
- (GSignalAccumulator) NULL, NULL,
- e_marshal_VOID__POINTER_POINTER_INT,
- G_TYPE_NONE, 3, G_TYPE_POINTER, G_TYPE_POINTER, G_TYPE_INT);
-
- e_tree_model_signals [NODE_DELETED] =
- g_signal_new ("node_deleted",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_deleted),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__POINTER,
- G_TYPE_NONE, 1, G_TYPE_POINTER);
-
- e_tree_model_signals [NODE_REQUEST_COLLAPSE] =
- g_signal_new ("node_request_collapse",
- E_OBJECT_CLASS_TYPE (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (ETreeModelClass, node_request_collapse),
- (GSignalAccumulator) NULL, NULL,
- g_cclosure_marshal_VOID__POINTER,
- G_TYPE_NONE, 1, G_TYPE_POINTER);
-
- tree_class->get_root = NULL;
-
- tree_class->get_parent = NULL;
- tree_class->get_first_child = NULL;
- tree_class->get_last_child = NULL;
- tree_class->get_next = NULL;
- tree_class->get_prev = NULL;
-
- tree_class->is_root = NULL;
- tree_class->is_expandable = NULL;
- tree_class->get_children = NULL;
- tree_class->depth = NULL;
-
- tree_class->icon_at = NULL;
-
- tree_class->get_expanded_default = NULL;
- tree_class->column_count = NULL;
-
- tree_class->has_save_id = NULL;
- tree_class->get_save_id = NULL;
- tree_class->has_get_node_by_id = NULL;
- tree_class->get_node_by_id = NULL;
-
- tree_class->has_change_pending = NULL;
-
- tree_class->value_at = NULL;
- tree_class->set_value_at = NULL;
- tree_class->is_editable = NULL;
-
- tree_class->duplicate_value = NULL;
- tree_class->free_value = NULL;
- tree_class->initialize_value = NULL;
- tree_class->value_is_empty = NULL;
- tree_class->value_to_string = NULL;
-
- tree_class->pre_change = NULL;
- tree_class->no_change = NULL;
- tree_class->node_changed = NULL;
- tree_class->node_data_changed = NULL;
- tree_class->node_col_changed = NULL;
- tree_class->node_inserted = NULL;
- tree_class->node_removed = NULL;
- tree_class->node_deleted = NULL;
- tree_class->node_request_collapse = NULL;
-}
-
-E_MAKE_TYPE(e_tree_model, "ETreeModel", ETreeModel, e_tree_model_class_init, NULL, G_TYPE_OBJECT)
-
-
-/* signals */
-
-/**
- * e_tree_model_node_changed:
- * @tree_model:
- * @node:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_pre_change (ETreeModel *tree_model)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting pre_change on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [PRE_CHANGE], 0);
-}
-
-/**
- * e_tree_model_node_changed:
- * @tree_model:
- * @node:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_no_change (ETreeModel *tree_model)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting no_change on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NO_CHANGE], 0);
-}
-
-/**
- * e_tree_model_node_changed:
- * @tree_model:
- * @node:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_node_changed (ETreeModel *tree_model, ETreePath node)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_changed on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_CHANGED], 0, node);
-}
-
-/**
- * e_tree_model_node_data_changed:
- * @tree_model:
- * @node:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_node_data_changed (ETreeModel *tree_model, ETreePath node)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_data_changed on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_DATA_CHANGED], 0, node);
-}
-
-/**
- * e_tree_model_node_col_changed:
- * @tree_model:
- * @node:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_node_col_changed (ETreeModel *tree_model, ETreePath node, int col)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_col_changed on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_COL_CHANGED], 0, node, col);
-}
-
-/**
- * e_tree_model_node_inserted:
- * @tree_model:
- * @parent_node:
- * @inserted_node:
- *
- *
- **/
-void
-e_tree_model_node_inserted (ETreeModel *tree_model,
- ETreePath parent_node,
- ETreePath inserted_node)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_inserted on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_INSERTED], 0,
- parent_node, inserted_node);
-}
-
-/**
- * e_tree_model_node_removed:
- * @tree_model:
- * @parent_node:
- * @removed_node:
- *
- *
- **/
-void
-e_tree_model_node_removed (ETreeModel *tree_model, ETreePath parent_node, ETreePath removed_node, int old_position)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_removed on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_REMOVED], 0,
- parent_node, removed_node, old_position);
-}
-
-/**
- * e_tree_model_node_deleted:
- * @tree_model:
- * @deleted_node:
- *
- *
- **/
-void
-e_tree_model_node_deleted (ETreeModel *tree_model, ETreePath deleted_node)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_deleted on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_DELETED], 0, deleted_node);
-}
-
-/**
- * e_tree_model_node_request_collapse:
- * @tree_model:
- * @collapsed_node:
- *
- *
- **/
-void
-e_tree_model_node_request_collapse (ETreeModel *tree_model, ETreePath collapsed_node)
-{
- g_return_if_fail (tree_model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (tree_model));
-
- d(g_print("Emitting node_request_collapse on model 0x%p, a %s.\n", tree_model, gtk_type_name (GTK_OBJECT(tree_model)->klass->type)));
-
- g_signal_emit (G_OBJECT (tree_model), e_tree_model_signals [NODE_REQUEST_COLLAPSE], 0, collapsed_node);
-}
-
-
-
-/**
- * e_tree_model_new
- *
- * XXX docs here.
- *
- * return values: a newly constructed ETreeModel.
- */
-ETreeModel *
-e_tree_model_new ()
-{
- return (ETreeModel *) g_object_new (E_TREE_MODEL_TYPE, NULL);
-}
-
-/**
- * e_tree_model_get_root
- * @etree: the ETreeModel of which we want the root node.
- *
- * Accessor for the root node of @etree.
- *
- * return values: the ETreePath corresponding to the root node.
- */
-ETreePath
-e_tree_model_get_root (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_root)
- return ETM_CLASS(etree)->get_root(etree);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_node_get_parent:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-ETreePath
-e_tree_model_node_get_parent (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail(etree != NULL, NULL);
- if (ETM_CLASS(etree)->get_parent)
- return ETM_CLASS(etree)->get_parent(etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_node_get_first_child:
- * @etree:
- * @node:
- *
- *
- *
- * Return value:
- **/
-ETreePath
-e_tree_model_node_get_first_child (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_first_child)
- return ETM_CLASS(etree)->get_first_child(etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_node_get_last_child:
- * @etree:
- * @node:
- *
- *
- *
- * Return value:
- **/
-ETreePath
-e_tree_model_node_get_last_child (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_last_child)
- return ETM_CLASS(etree)->get_last_child(etree, node);
- else
- return NULL;
-}
-
-
-/**
- * e_tree_model_node_get_next:
- * @etree:
- * @node:
- *
- *
- *
- * Return value:
- **/
-ETreePath
-e_tree_model_node_get_next (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_next)
- return ETM_CLASS(etree)->get_next(etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_node_get_prev:
- * @etree:
- * @node:
- *
- *
- *
- * Return value:
- **/
-ETreePath
-e_tree_model_node_get_prev (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_prev)
- return ETM_CLASS(etree)->get_prev(etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_node_is_root:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-gboolean
-e_tree_model_node_is_root (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail(etree != NULL, FALSE);
-
- if (ETM_CLASS(etree)->is_root)
- return ETM_CLASS(etree)->is_root(etree, node);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_node_is_expandable:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-gboolean
-e_tree_model_node_is_expandable (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail(etree != NULL, FALSE);
- g_return_val_if_fail(node != NULL, FALSE);
-
- if (ETM_CLASS(etree)->is_expandable)
- return ETM_CLASS(etree)->is_expandable(etree, node);
- else
- return FALSE;
-}
-
-guint
-e_tree_model_node_get_children (ETreeModel *etree, ETreePath node, ETreePath **nodes)
-{
- g_return_val_if_fail(etree != NULL, 0);
- if (ETM_CLASS(etree)->get_children)
- return ETM_CLASS(etree)->get_children (etree, node, nodes);
- else
- return 0;
-}
-
-/**
- * e_tree_model_node_depth:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-guint
-e_tree_model_node_depth (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, 0);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), 0);
-
- if (ETM_CLASS(etree)->depth)
- return ETM_CLASS(etree)->depth(etree, node);
- else
- return 0;
-}
-
-/**
- * e_tree_model_icon_at
- * @etree: The ETreeModel.
- * @path: The ETreePath to the node we're getting the icon of.
- *
- * XXX docs here.
- *
- * return values: the GdkPixbuf associated with this node.
- */
-GdkPixbuf *
-e_tree_model_icon_at (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->icon_at)
- return ETM_CLASS(etree)->icon_at (etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_get_expanded_default
- * @etree: The ETreeModel.
- *
- * XXX docs here.
- *
- * return values: Whether nodes should be expanded by default.
- */
-gboolean
-e_tree_model_get_expanded_default (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, FALSE);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), FALSE);
-
- if (ETM_CLASS(etree)->get_expanded_default)
- return ETM_CLASS(etree)->get_expanded_default (etree);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_column_count
- * @etree: The ETreeModel.
- *
- * XXX docs here.
- *
- * return values: The number of columns
- */
-gint
-e_tree_model_column_count (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, 0);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), 0);
-
- if (ETM_CLASS(etree)->column_count)
- return ETM_CLASS(etree)->column_count (etree);
- else
- return 0;
-}
-
-/**
- * e_tree_model_has_save_id
- * @etree: The ETreeModel.
- *
- * XXX docs here.
- *
- * return values: Whether this tree has valid save id data.
- */
-gboolean
-e_tree_model_has_save_id (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, FALSE);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), FALSE);
-
- if (ETM_CLASS(etree)->has_save_id)
- return ETM_CLASS(etree)->has_save_id (etree);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_get_save_id
- * @etree: The ETreeModel.
- * @node: The ETreePath.
- *
- * XXX docs here.
- *
- * return values: The save id for this path.
- */
-gchar *
-e_tree_model_get_save_id (ETreeModel *etree, ETreePath node)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_save_id)
- return ETM_CLASS(etree)->get_save_id (etree, node);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_has_get_node_by_id
- * @etree: The ETreeModel.
- *
- * XXX docs here.
- *
- * return values: Whether this tree can quickly get a node from its save id.
- */
-gboolean
-e_tree_model_has_get_node_by_id (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, FALSE);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), FALSE);
-
- if (ETM_CLASS(etree)->has_get_node_by_id)
- return ETM_CLASS(etree)->has_get_node_by_id (etree);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_get_node_by_id
- * @etree: The ETreeModel.
- * @node: The ETreePath.
- *
- * get_node_by_id(get_save_id(node)) should be the original node.
- * Likewise if get_node_by_id is not NULL, then
- * get_save_id(get_node_by_id(string)) should be a copy of the
- * original string.
- *
- * return values: The path for this save id.
- */
-ETreePath
-e_tree_model_get_node_by_id (ETreeModel *etree, const char *save_id)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->get_node_by_id)
- return ETM_CLASS(etree)->get_node_by_id (etree, save_id);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_has_change_pending
- * @etree: The ETreeModel.
- *
- * XXX docs here.
- *
- * return values: Whether this tree has valid save id data.
- */
-gboolean
-e_tree_model_has_change_pending (ETreeModel *etree)
-{
- g_return_val_if_fail (etree != NULL, FALSE);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), FALSE);
-
- if (ETM_CLASS(etree)->has_change_pending)
- return ETM_CLASS(etree)->has_change_pending (etree);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_value_at:
- * @etree: The ETreeModel.
- * @node: The ETreePath to the node we're getting the data from.
- * @col: the column to retrieve data from
- *
- * Return value: This function returns the value that is stored by the
- * @etree in column @col and node @node. The data returned can be a
- * pointer or any data value that can be stored inside a pointer.
- *
- * The data returned is typically used by an ECell renderer.
- *
- * The data returned must be valid until the model sends a signal that
- * affect that piece of data. node_changed and node_deleted affect
- * all data in tha t node and all nodes under that node.
- * node_data_changed affects the data in that node. node_col_changed
- * affects the data in that node for that column. node_inserted,
- * node_removed, and no_change don't affect any data in this way.
- **/
-void *
-e_tree_model_value_at (ETreeModel *etree, ETreePath node, int col)
-{
- g_return_val_if_fail (etree != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (etree), NULL);
-
- if (ETM_CLASS(etree)->value_at)
- return ETM_CLASS(etree)->value_at (etree, node, col);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_icon_of_node
- * @etree: The ETreeModel.
- * @path: The ETreePath to the node we're getting the icon of.
- *
- * XXX docs here.
- *
- * return values: the GdkPixbuf associated with this node.
- */
-void
-e_tree_model_set_value_at (ETreeModel *etree, ETreePath node, int col, const void *val)
-{
- g_return_if_fail (etree != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (etree));
-
- if (ETM_CLASS(etree)->set_value_at)
- ETM_CLASS(etree)->set_value_at (etree, node, col, val);
-}
-
-/**
- * e_tree_model_node_is_editable:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-gboolean
-e_tree_model_node_is_editable (ETreeModel *etree, ETreePath node, int col)
-{
- g_return_val_if_fail(etree != NULL, FALSE);
-
- if (ETM_CLASS(etree)->is_editable)
- return ETM_CLASS(etree)->is_editable(etree, node, col);
- else
- return FALSE;
-}
-
-/**
- * e_tree_model_duplicate_value:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-void *
-e_tree_model_duplicate_value (ETreeModel *etree, int col, const void *value)
-{
- g_return_val_if_fail(etree != NULL, NULL);
-
- if (ETM_CLASS(etree)->duplicate_value)
- return ETM_CLASS(etree)->duplicate_value(etree, col, value);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_free_value:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-void
-e_tree_model_free_value (ETreeModel *etree, int col, void *value)
-{
- g_return_if_fail(etree != NULL);
-
- if (ETM_CLASS(etree)->free_value)
- ETM_CLASS(etree)->free_value(etree, col, value);
-}
-
-/**
- * e_tree_model_initialize_value:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-void *
-e_tree_model_initialize_value (ETreeModel *etree, int col)
-{
- g_return_val_if_fail(etree != NULL, NULL);
-
- if (ETM_CLASS(etree)->initialize_value)
- return ETM_CLASS(etree)->initialize_value(etree, col);
- else
- return NULL;
-}
-
-/**
- * e_tree_model_value_is_empty:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-gboolean
-e_tree_model_value_is_empty (ETreeModel *etree, int col, const void *value)
-{
- g_return_val_if_fail(etree != NULL, TRUE);
-
- if (ETM_CLASS(etree)->value_is_empty)
- return ETM_CLASS(etree)->value_is_empty(etree, col, value);
- else
- return TRUE;
-}
-
-/**
- * e_tree_model_value_to_string:
- * @etree:
- * @path:
- *
- *
- *
- * Return value:
- **/
-char *
-e_tree_model_value_to_string (ETreeModel *etree, int col, const void *value)
-{
- g_return_val_if_fail(etree != NULL, g_strdup(""));
-
- if (ETM_CLASS(etree)->value_to_string)
- return ETM_CLASS(etree)->value_to_string(etree, col, value);
- else
- return g_strdup("");
-}
-
-/**
- * e_tree_model_node_traverse:
- * @model:
- * @path:
- * @func:
- * @data:
- *
- *
- **/
-void
-e_tree_model_node_traverse (ETreeModel *model, ETreePath path, ETreePathFunc func, gpointer data)
-{
- ETreePath child;
-
- g_return_if_fail (model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (model));
- g_return_if_fail (path != NULL);
-
- child = e_tree_model_node_get_first_child (model, path);
-
- while (child) {
- ETreePath next_child;
-
- next_child = e_tree_model_node_get_next (model, child);
- e_tree_model_node_traverse (model, child, func, data);
- if (func (model, child, data))
- return;
-
- child = next_child;
- }
-}
-
-/**
- * e_tree_model_node_traverse_preorder:
- * @model:
- * @path:
- * @func:
- * @data:
- *
- *
- **/
-void
-e_tree_model_node_traverse_preorder (ETreeModel *model, ETreePath path, ETreePathFunc func, gpointer data)
-{
- ETreePath child;
-
- g_return_if_fail (model != NULL);
- g_return_if_fail (E_IS_TREE_MODEL (model));
- g_return_if_fail (path != NULL);
-
- child = e_tree_model_node_get_first_child (model, path);
-
- while (child) {
- ETreePath next_child;
-
- if (func (model, child, data))
- return;
-
- next_child = e_tree_model_node_get_next (model, child);
- e_tree_model_node_traverse_preorder (model, child, func, data);
-
- child = next_child;
- }
-}
-
-/**
- * e_tree_model_node_traverse_preorder:
- * @model:
- * @path:
- * @func:
- * @data:
- *
- *
- **/
-static ETreePath
-e_tree_model_node_real_traverse (ETreeModel *model, ETreePath path, ETreePath end_path, gboolean forward_direction, ETreePathFunc func, gpointer data)
-{
- ETreePath child;
-
- g_return_val_if_fail (model != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (model), NULL);
- g_return_val_if_fail (path != NULL, NULL);
-
- if (forward_direction)
- child = e_tree_model_node_get_first_child (model, path);
- else
- child = e_tree_model_node_get_last_child (model, path);
-
- while (child) {
- ETreePath result;
-
- if (forward_direction && (child == end_path || func (model, child, data)))
- return child;
-
- if ((result = e_tree_model_node_real_traverse (model, child, end_path, forward_direction, func, data)))
- return result;
-
- if (!forward_direction && (child == end_path || func (model, child, data)))
- return child;
-
- if (forward_direction)
- child = e_tree_model_node_get_next (model, child);
- else
- child = e_tree_model_node_get_prev (model, child);
- }
- return NULL;
-}
-
-/**
- * e_tree_model_node_traverse_preorder:
- * @model:
- * @path:
- * @func:
- * @data:
- *
- *
- **/
-ETreePath
-e_tree_model_node_find (ETreeModel *model, ETreePath path, ETreePath end_path, gboolean forward_direction, ETreePathFunc func, gpointer data)
-{
- ETreePath result;
- ETreePath next;
-
- g_return_val_if_fail (model != NULL, NULL);
- g_return_val_if_fail (E_IS_TREE_MODEL (model), NULL);
-
- /* Just search the whole tree in this case. */
- if (path == NULL) {
- ETreePath root;
- root = e_tree_model_get_root (model);
-
- if (forward_direction && (end_path == root || func (model, root, data)))
- return root;
-
- if ((result = e_tree_model_node_real_traverse (model, root, end_path, forward_direction, func, data)))
- return result;
-
- if (!forward_direction && (end_path == root || func (model, root, data)))
- return root;
-
- return NULL;
- }
-
- while (1) {
-
- if (forward_direction) {
- if ((result = e_tree_model_node_real_traverse (model, path, end_path, forward_direction, func, data)))
- return result;
- next = e_tree_model_node_get_next (model, path);
- } else {
- next = e_tree_model_node_get_prev (model, path);
- if (next && (result = e_tree_model_node_real_traverse (model, next, end_path, forward_direction, func, data)))
- return result;
- }
-
- while (next == NULL) {
- path = e_tree_model_node_get_parent (model, path);
-
- if (path == NULL)
- return NULL;
-
- if (forward_direction)
- next = e_tree_model_node_get_next (model, path);
- else
- next = path;
- }
-
- if (end_path == next || func (model, next, data))
- return next;
-
- path = next;
- }
-}
-
--
cgit