libbeagle/beagle/beagle-query-part-or.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; -*- */
   2
   3 /*
   4  * beagle-query-part-or.c
   5  *
   6  * Copyright (C) 2005 Novell, Inc.
   7  *
   8  */
   9
  10 /*
  11  * Permission is hereby granted, free of charge, to any person obtaining a
  12  * copy of this software and associated documentation files (the "Software"),
  13  * to deal in the Software without restriction, including without limitation
  14  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  15  * and/or sell copies of the Software, and to permit persons to whom the
  16  * Software is furnished to do so, subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included in
  19  * all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  22  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  24  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  26  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  27  * DEALINGS IN THE SOFTWARE.
  28  */
  29
  30 #include <string.h>
  31
  32 #include "beagle-private.h"
  33 #include "beagle-query-part.h"
  34 #include "beagle-query-part-or.h"
  35
  36 typedef struct {
  37         GSList *subparts;
  38 } BeagleQueryPartOrPrivate;
  39
  40 #define BEAGLE_QUERY_PART_OR_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), BEAGLE_TYPE_QUERY_PART_OR, BeagleQueryPartOrPrivate))
  41
  42 static GObjectClass *parent_class = NULL;
  43
  44 G_DEFINE_TYPE (BeagleQueryPartOr, beagle_query_part_or, BEAGLE_TYPE_QUERY_PART)
  45
  46 static GString *
  47 beagle_query_part_or_to_xml (BeagleQueryPart *part)
  48 {
  49         BeagleQueryPartOrPrivate *priv = BEAGLE_QUERY_PART_OR_GET_PRIVATE (part);
  50         GString *data = g_string_new (NULL);
  51         GSList *iter;
  52
  53         _beagle_query_part_append_standard_header (data, part, "Or");
  54
  55         g_string_append (data, "<SubParts>");
  56
  57         for (iter = priv->subparts; iter != NULL; iter = iter->next) {
  58                 BeagleQueryPart *subpart = BEAGLE_QUERY_PART (iter->data);
  59                 GString *sub_data;
  60
  61                 sub_data = _beagle_query_part_to_xml (subpart);
  62                 g_string_append_len (data, sub_data->str, sub_data->len);
  63                 g_string_free (sub_data, TRUE);
  64         }
  65
  66         g_string_append (data, "</SubParts>");
  67
  68         _beagle_query_part_append_standard_footer (data);
  69
  70         return data;
  71 }
  72
  73 static void
  74 beagle_query_part_or_finalize (GObject *obj)
  75 {
  76         BeagleQueryPartOr *or = BEAGLE_QUERY_PART_OR (obj);
  77         BeagleQueryPartOrPrivate *priv = BEAGLE_QUERY_PART_OR_GET_PRIVATE (or);
  78
  79         g_slist_foreach (priv->subparts, (GFunc) g_object_unref, NULL);
  80         g_slist_free (priv->subparts);
  81
  82         if (G_OBJECT_CLASS (parent_class)->finalize)
  83                 G_OBJECT_CLASS (parent_class)->finalize (obj);
  84 }
  85
  86 static void
  87 beagle_query_part_or_class_init (BeagleQueryPartOrClass *klass)
  88 {
  89         GObjectClass *obj_class = G_OBJECT_CLASS (klass);
  90         BeagleQueryPartClass *query_part_class = BEAGLE_QUERY_PART_CLASS (klass);
  91
  92         parent_class = g_type_class_peek_parent (klass);
  93
  94         obj_class->finalize = beagle_query_part_or_finalize;
  95         query_part_class->to_xml = beagle_query_part_or_to_xml;
  96
  97         g_type_class_add_private (klass, sizeof (BeagleQueryPartOrPrivate));
  98 }
  99
 100 static void
 101 beagle_query_part_or_init (BeagleQueryPartOr *part)
 102 {
 103
 104 }
 105
 106 /**
 107  * beagle_query_part_or_new:
 108  *
 109  * Creates a new #BeagleQueryPartOr.
 110  *
 111  * Return value: the newly created #BeagleQueryPartOr.
 112  **/
 113 BeagleQueryPartOr *
 114 beagle_query_part_or_new (void)
 115 {
 116         BeagleQueryPartOr *part = g_object_new (BEAGLE_TYPE_QUERY_PART_OR, 0);
 117         return part;
 118 }
 119
 120 /**
 121  * beagle_query_part_or_add_subpart:
 122  * @part: a #BeagleQueryPartOr
 123  * @subpart: a #BeagleQueryPart
 124  *
 125  * Adds a #BeagleQueryPart as a subpart to the #BeagleQueryPartOr.  It takes ownership
 126  * of the subpart, so you should not unref it afterward.
 127  **/
 128 void
 129 beagle_query_part_or_add_subpart (BeagleQueryPartOr *part,
 130                                   BeagleQueryPart   *subpart)
 131 {
 132         BeagleQueryPartOrPrivate *priv;
 133
 134         g_return_if_fail (BEAGLE_IS_QUERY_PART_OR (part));
 135         g_return_if_fail (BEAGLE_IS_QUERY_PART (subpart));
 136
 137         priv = BEAGLE_QUERY_PART_OR_GET_PRIVATE (part);
 138         priv->subparts = g_slist_append (priv->subparts, subpart);
 139 }