/* gtkmodelsimple.c * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * 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 "gtkmodelsimple.h" #include "gtksignal.h" enum { NODE_CHANGED, NODE_INSERTED, NODE_CHILD_TOGGLED, NODE_DELETED, GET_N_COLUMNS, GET_NODE, GET_PATH, NODE_GET_VALUE, NODE_COPY, NODE_NEXT, NODE_CHILDREN, NODE_HAS_CHILD, NODE_N_CHILDREN, NODE_NTH_CHILD, NODE_PARENT, LAST_SIGNAL }; static void gtk_model_simple_init (GtkModelSimple *model_simple); static void gtk_model_simple_class_init (GtkModelSimpleClass *class); static void gtk_model_simple_tree_model_init (GtkTreeModelIface *iface); static gint gtk_real_model_simple_get_n_columns (GtkTreeModel *tree_model); static GtkTreeNode gtk_real_model_simple_get_node (GtkTreeModel *tree_model, GtkTreePath *path); static GtkTreePath *gtk_real_model_simple_get_path (GtkTreeModel *tree_model, GtkTreeNode node); static void gtk_real_model_simple_node_get_value (GtkTreeModel *tree_model, GtkTreeNode node, gint column, GValue *value); static gboolean gtk_real_model_simple_node_next (GtkTreeModel *tree_model, GtkTreeNode *node); static GtkTreeNode gtk_real_model_simple_node_children (GtkTreeModel *tree_model, GtkTreeNode node); static gboolean gtk_real_model_simple_node_has_child (GtkTreeModel *tree_model, GtkTreeNode node); static gint gtk_real_model_simple_node_n_children (GtkTreeModel *tree_model, GtkTreeNode node); static GtkTreeNode gtk_real_model_simple_node_nth_child (GtkTreeModel *tree_model, GtkTreeNode node, gint n); static GtkTreeNode gtk_real_model_simple_node_parent (GtkTreeModel *tree_model, GtkTreeNode node); static guint model_simple_signals[LAST_SIGNAL] = { 0 }; GtkType gtk_model_simple_get_type (void) { static GtkType model_simple_type = 0; if (!model_simple_type) { static const GTypeInfo model_simple_info = { sizeof (GtkModelSimpleClass), NULL, /* base_init */ NULL, /* base_finalize */ (GClassInitFunc) gtk_model_simple_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GtkModelSimple), 0, (GInstanceInitFunc) gtk_model_simple_init }; static const GInterfaceInfo tree_model_info = { (GInterfaceInitFunc) gtk_model_simple_tree_model_init, NULL, NULL }; model_simple_type = g_type_register_static (GTK_TYPE_TREE_MODEL, "GtkModelSimple", &model_simple_info, 0); g_type_add_interface_static (model_simple_type, GTK_TYPE_TREE_MODEL, &tree_model_info); } return model_simple_type; } GtkObject * gtk_model_simple_new (void) { return GTK_OBJECT (gtk_type_new (GTK_TYPE_MODEL_SIMPLE)); } static void gtk_model_simple_class_init (GtkModelSimpleClass *class) { GtkObjectClass *object_class; object_class = (GtkObjectClass*) class; model_simple_signals[NODE_CHANGED] = gtk_signal_new ("node_changed", GTK_RUN_FIRST, GTK_CLASS_TYPE (object_class), GTK_SIGNAL_OFFSET (GtkModelSimpleClass, node_changed), gtk_marshal_VOID__POINTER_POINTER, GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_POINTER); model_simple_signals[NODE_INSERTED] = gtk_signal_new ("node_inserted", GTK_RUN_FIRST, GTK_CLASS_TYPE (object_class), GTK_SIGNAL_OFFSET (GtkModelSimpleClass, node_inserted), gtk_marshal_VOID__POINTER_POINTER, GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_POINTER); model_simple_signals[NODE_CHILD_TOGGLED] = gtk_signal_new ("node_child_toggled", GTK_RUN_FIRST, GTK_CLASS_TYPE (object_class), GTK_SIGNAL_OFFSET (GtkModelSimpleClass, node_child_toggled), gtk_marshal_VOID__POINTER_POINTER, GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_POINTER); model_simple_signals[NODE_DELETED] = gtk_signal_new ("node_deleted", GTK_RUN_FIRST, GTK_CLASS_TYPE (object_class), GTK_SIGNAL_OFFSET (GtkModelSimpleClass, node_deleted), gtk_marshal_VOID__POINTER, GTK_TYPE_NONE, 1, GTK_TYPE_POINTER); model_simple_signals[GET_N_COLUMNS] = gtk_signal_new ("get_n_columns", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_INT__VOID, GTK_TYPE_INT, 0); model_simple_signals[GET_NODE] = gtk_signal_new ("get_node", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); model_simple_signals[GET_PATH] = gtk_signal_new ("get_path", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); model_simple_signals[NODE_GET_VALUE] = gtk_signal_new ("node_get_value", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_VOID__POINTER_INT_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_POINTER, GTK_TYPE_INT, GTK_TYPE_POINTER); model_simple_signals[NODE_NEXT] = gtk_signal_new ("node_next", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_BOOLEAN__POINTER, GTK_TYPE_BOOL, 1, GTK_TYPE_POINTER); model_simple_signals[NODE_CHILDREN] = gtk_signal_new ("node_children", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); model_simple_signals[NODE_HAS_CHILD] = gtk_signal_new ("node_has_child", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); model_simple_signals[NODE_N_CHILDREN] = gtk_signal_new ("node_n_children", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); model_simple_signals[NODE_NTH_CHILD] = gtk_signal_new ("node_nth_child", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER_INT, GTK_TYPE_POINTER, 2, GTK_TYPE_POINTER, GTK_TYPE_POINTER); model_simple_signals[NODE_PARENT] = gtk_signal_new ("node_parent", GTK_RUN_LAST, GTK_CLASS_TYPE (object_class), 0, gtk_marshal_POINTER__POINTER, GTK_TYPE_POINTER, 1, GTK_TYPE_POINTER); gtk_object_class_add_signals (object_class, model_simple_signals, LAST_SIGNAL); } static void gtk_model_simple_tree_model_init (GtkTreeModelIface *iface) { iface->get_n_columns = gtk_real_model_simple_get_n_columns; iface->get_node = gtk_real_model_simple_get_node; iface->get_path = gtk_real_model_simple_get_path; iface->node_get_value = gtk_real_model_simple_node_get_value; iface->node_next = gtk_real_model_simple_node_next; iface->node_children = gtk_real_model_simple_node_children; iface->node_has_child = gtk_real_model_simple_node_has_child; iface->node_n_children = gtk_real_model_simple_node_n_children; iface->node_nth_child = gtk_real_model_simple_node_nth_child; iface->node_parent = gtk_real_model_simple_node_parent; } static void gtk_model_simple_init (GtkModelSimple *model_simple) { } static gint gtk_real_model_simple_get_n_columns (GtkTreeModel *tree_model) { gint retval = 0; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[GET_N_COLUMNS], &retval); return retval; } static GtkTreeNode gtk_real_model_simple_get_node (GtkTreeModel *tree_model, GtkTreePath *path) { GtkTreeNode retval; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[GET_NODE], path, &retval); return retval; } static GtkTreePath * gtk_real_model_simple_get_path (GtkTreeModel *tree_model, GtkTreeNode node) { GtkTreePath *retval; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[GET_PATH], node, &retval); return retval; } static void gtk_real_model_simple_node_get_value (GtkTreeModel *tree_model, GtkTreeNode node, gint column, GValue *value) { gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_GET_VALUE], node, column, value); } static gboolean gtk_real_model_simple_node_next (GtkTreeModel *tree_model, GtkTreeNode *node) { gboolean retval = FALSE; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_NEXT], node, &retval); return retval; } static GtkTreeNode gtk_real_model_simple_node_children (GtkTreeModel *tree_model, GtkTreeNode node) { GtkTreeNode retval = NULL; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_CHILDREN], node, &retval); return retval; } static gboolean gtk_real_model_simple_node_has_child (GtkTreeModel *tree_model, GtkTreeNode node) { gboolean retval = FALSE; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_HAS_CHILD], node, &retval); return retval; } static gint gtk_real_model_simple_node_n_children (GtkTreeModel *tree_model, GtkTreeNode node) { gint retval = 0; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_N_CHILDREN], node, &retval); return retval; } static GtkTreeNode gtk_real_model_simple_node_nth_child (GtkTreeModel *tree_model, GtkTreeNode node, gint n) { GtkTreeNode retval = NULL; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_NTH_CHILD], node, n, &retval); return retval; } static GtkTreeNode gtk_real_model_simple_node_parent (GtkTreeModel *tree_model, GtkTreeNode node) { GtkTreeNode retval = NULL; gtk_signal_emit (GTK_OBJECT (tree_model), model_simple_signals[NODE_PARENT], node, &retval); return retval; } /* Public functions */ void gtk_model_simple_node_changed (GtkModelSimple *simple, GtkTreePath *path, GtkTreeNode node) { g_return_if_fail (simple != NULL); g_return_if_fail (GTK_IS_MODEL_SIMPLE (simple)); g_return_if_fail (path != NULL); gtk_signal_emit_by_name (GTK_OBJECT (simple), "node_changed", path, node); } void gtk_model_simple_node_inserted (GtkModelSimple *simple, GtkTreePath *path, GtkTreeNode node) { g_return_if_fail (simple != NULL); g_return_if_fail (GTK_IS_MODEL_SIMPLE (simple)); g_return_if_fail (path != NULL); gtk_signal_emit_by_name (GTK_OBJECT (simple), "node_inserted", path, node); } void gtk_model_simple_node_child_toggled (GtkModelSimple *simple, GtkTreePath *path, GtkTreeNode node) { g_return_if_fail (simple != NULL); g_return_if_fail (GTK_IS_MODEL_SIMPLE (simple)); g_return_if_fail (path != NULL); gtk_signal_emit_by_name (GTK_OBJECT (simple), "node_child_toggled", path, node); } void gtk_model_simple_node_deleted (GtkModelSimple *simple, GtkTreePath *path, GtkTreeNode node) { g_return_if_fail (simple != NULL); g_return_if_fail (GTK_IS_MODEL_SIMPLE (simple)); g_return_if_fail (path != NULL); gtk_signal_emit_by_name (GTK_OBJECT (simple), "node_deleted", path, node); }