157 lines
6.1 KiB
C
157 lines
6.1 KiB
C
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/* json-types.h - JSON data types
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*
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* This file is part of JSON-GLib
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* Copyright (C) 2007 OpenedHand Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* Author:
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* Emmanuele Bassi <ebassi@openedhand.com>
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*/
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#ifndef __JSON_TYPES_H__
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#define __JSON_TYPES_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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/**
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* JSON_NODE_TYPE:
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* @node: a #JsonNode
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*
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* Evaluates to the #JsonNodeType contained by @node
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*/
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#define JSON_NODE_TYPE(node) (((JsonNode *) (node))->type)
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#define JSON_TYPE_OBJECT (json_object_get_type ())
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#define JSON_TYPE_ARRAY (json_array_get_type ())
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/**
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* JsonObject:
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*
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* A JSON object type. The contents of the #JsonObject structure are private
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* and should only be accessed by the provided API
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*/
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typedef struct _JsonObject JsonObject;
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/**
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* JsonArray:
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*
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* A JSON array type. The contents of the #JsonArray structure are private
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* and should only be accessed by the provided API
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*/
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typedef struct _JsonArray JsonArray;
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typedef struct _JsonNode JsonNode;
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/**
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* JsonNodeType:
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* @JSON_NODE_OBJECT: The node contains a #JsonObject
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* @JSON_NODE_ARRAY: The node contains a #JsonArray
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* @JSON_NODE_VALUE: The node contains a #GValue
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* @JSON_NODE_NULL: Special type, for nodes containing %NULL
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*
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* Indicates the content of a #JsonNode.
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*/
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typedef enum {
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JSON_NODE_OBJECT,
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JSON_NODE_ARRAY,
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JSON_NODE_VALUE,
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JSON_NODE_NULL
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} JsonNodeType;
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/**
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* JsonNode:
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*
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* A generic container of JSON data types. The contents of the #JsonNode
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* structure are private and should only be accessed via the provided
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* functions and never directly.
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*/
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struct _JsonNode
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{
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/*< private >*/
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JsonNodeType type;
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union {
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JsonObject *object;
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JsonArray *array;
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GValue value;
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} data;
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JsonNode *parent;
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};
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JsonNode * json_node_new (JsonNodeType type);
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JsonNode * json_node_copy (JsonNode *node);
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void json_node_free (JsonNode *node);
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void json_node_set_object (JsonNode *node,
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JsonObject *object);
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void json_node_take_object (JsonNode *node,
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JsonObject *object);
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JsonObject * json_node_get_object (JsonNode *node);
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JsonObject * json_node_dup_object (JsonNode *node);
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void json_node_set_array (JsonNode *node,
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JsonArray *array);
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void json_node_take_array (JsonNode *node,
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JsonArray *array);
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JsonArray * json_node_get_array (JsonNode *node);
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JsonArray * json_node_dup_array (JsonNode *node);
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void json_node_set_value (JsonNode *node,
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const GValue *value);
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void json_node_get_value (JsonNode *node,
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GValue *value);
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void json_node_set_string (JsonNode *node,
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const gchar *value);
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G_CONST_RETURN gchar *json_node_get_string (JsonNode *node);
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gchar * json_node_dup_string (JsonNode *node);
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void json_node_set_int (JsonNode *node,
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gint value);
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gint json_node_get_int (JsonNode *node);
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void json_node_set_double (JsonNode *node,
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gdouble value);
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gdouble json_node_get_double (JsonNode *node);
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void json_node_set_boolean (JsonNode *node,
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gboolean value);
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gboolean json_node_get_boolean (JsonNode *node);
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JsonNode * json_node_get_parent (JsonNode *node);
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G_CONST_RETURN gchar *json_node_type_name (JsonNode *node);
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GType json_object_get_type (void) G_GNUC_CONST;
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JsonObject * json_object_new (void);
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JsonObject * json_object_ref (JsonObject *object);
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void json_object_unref (JsonObject *object);
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void json_object_add_member (JsonObject *object,
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const gchar *member_name,
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JsonNode *node);
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GList * json_object_get_members (JsonObject *object);
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JsonNode * json_object_get_member (JsonObject *object,
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const gchar *member_name);
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gboolean json_object_has_member (JsonObject *object,
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const gchar *member_name);
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guint json_object_get_size (JsonObject *object);
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GType json_array_get_type (void) G_GNUC_CONST;
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JsonArray * json_array_new (void);
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JsonArray * json_array_sized_new (guint n_elements);
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JsonArray * json_array_ref (JsonArray *array);
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void json_array_unref (JsonArray *array);
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void json_array_add_element (JsonArray *array,
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JsonNode *node);
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GList * json_array_get_elements (JsonArray *array);
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JsonNode * json_array_get_element (JsonArray *array,
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guint index_);
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guint json_array_get_length (JsonArray *array);
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G_END_DECLS
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#endif /* __JSON_TYPES_H__ */
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