1
/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
3
* go-data-cache-field.h : A field (named vector) within a cache of data
4
* containing the unique values (unodered). The cache contains the
5
* ordering, and allows replication.
7
* Copyright (C) 2008 Jody Goldberg (jody@gnome.org)
9
* This program is free software; you can redistribute it and/or
10
* modify it under the terms of version 2 of the GNU General Public
11
* License as published by the Free Software Foundation.
13
* This program is distributed in the hope that it will be useful,
14
* but WITHOUT ANY WARRANTY; without even the implied warranty of
15
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16
* GNU General Public License for more details.
18
* You should have received a copy of the GNU General Public License
19
* along with this program; if not, write to the Free Software
20
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
24
#include <gnumeric-config.h>
25
#include "go-data-cache-field-impl.h"
26
#include "go-data-cache.h"
30
#include <gsf/gsf-impl-utils.h>
31
#include <glib/gi18n-lib.h>
34
#define GO_DATA_CACHE_FIELD_CLASS(k) (G_TYPE_CHECK_CLASS_CAST ((k), GO_DATA_CACHE_FIELD_TYPE, GODataCacheFieldClass))
35
#define IS_GO_DATA_CACHE_FIELD_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GO_DATA_CACHE_FIELD_TYPE))
36
#define GO_DATA_CACHE_FIELD_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GO_DATA_CACHE_FIELD_TYPE, GODataCacheFieldClass))
40
PROP_CACHE, /* GODataCache * */
41
PROP_NAME, /* GOString */
43
PROP_BUCKETER, /* GOValBucketer * */
44
PROP_GROUP_PARENT /* int */
48
go_data_cache_field_init (GODataCacheField *field)
53
field->group_parent = -1;
54
field->indexed = NULL;
55
field->grouped = NULL;
56
go_val_bucketer_init (&field->bucketer);
59
static GObjectClass *parent_klass;
62
go_data_cache_field_finalize (GObject *obj)
64
GODataCacheField *field = (GODataCacheField *)obj;
66
field->cache = NULL; /* we do not hold a ref */
68
go_string_unref (field->name); field->name = NULL;
70
go_val_array_free (field->indexed);
71
field->indexed = NULL;
72
go_val_array_free (field->grouped);
73
field->grouped = NULL;
75
(parent_klass->finalize) (obj);
79
go_data_cache_field_set_property (GObject *obj, guint property_id,
80
GValue const *value, GParamSpec *pspec)
82
GODataCacheField *field = (GODataCacheField *)obj;
84
switch (property_id) {
85
/* we do not hold a ref */
86
case PROP_CACHE : field->cache = g_value_get_object (value); break;
87
case PROP_NAME : go_string_unref (field->name); field->name = g_value_dup_boxed (value); break;
88
case PROP_BUCKETER : field->bucketer = *((GOValBucketer *)g_value_get_pointer (value)); break;
89
case PROP_GROUP_PARENT : field->group_parent = g_value_get_int (value); break;
91
G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, property_id, pspec);
96
go_data_cache_field_get_property (GObject *obj, guint property_id,
97
GValue *value, GParamSpec *pspec)
99
GODataCacheField const *field = (GODataCacheField const *)obj;
100
switch (property_id) {
101
case PROP_CACHE : g_value_set_object (value, field->cache); break;
102
case PROP_NAME : g_value_set_boxed (value, field->name); break;
103
case PROP_INDEX : g_value_set_int (value, field->indx); break;
104
case PROP_BUCKETER : g_value_set_pointer (value, (gpointer) &field->bucketer); break;
105
case PROP_GROUP_PARENT : g_value_set_int (value, field->group_parent); break;
107
G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, property_id, pspec);
112
go_data_cache_field_class_init (GODataCacheFieldClass *klass)
114
GObjectClass *gobject_class = (GObjectClass *)klass;
115
gobject_class->set_property = go_data_cache_field_set_property;
116
gobject_class->get_property = go_data_cache_field_get_property;
117
gobject_class->finalize = go_data_cache_field_finalize;
119
g_object_class_install_property (gobject_class, PROP_CACHE,
120
g_param_spec_object ("cache", NULL, NULL,
121
GO_DATA_CACHE_TYPE, GSF_PARAM_STATIC | G_PARAM_READWRITE));
122
g_object_class_install_property (gobject_class, PROP_NAME,
123
g_param_spec_boxed ("name", NULL, NULL, go_string_get_type (),
124
GSF_PARAM_STATIC | G_PARAM_READWRITE));
125
g_object_class_install_property (gobject_class, PROP_INDEX,
126
g_param_spec_int ("index", NULL,
127
"Index to identify field if the header changes in the source",
129
GSF_PARAM_STATIC | G_PARAM_READABLE));
130
g_object_class_install_property (gobject_class, PROP_BUCKETER,
131
g_param_spec_pointer ("bucketer", NULL,
132
"How to group values",
133
GSF_PARAM_STATIC | G_PARAM_READWRITE));
135
g_object_class_install_property (gobject_class, PROP_GROUP_PARENT,
136
g_param_spec_int ("group-base", NULL,
137
"Index to CacheField of the source of the group",
139
GSF_PARAM_STATIC | G_PARAM_READWRITE));
141
/* Unclear how to select what is parent and what is child when dealing with groups */
142
g_object_class_install_property (gobject_class, PROP_GROUP_PARENT,
143
g_param_spec_int ("group-parent", NULL,
144
"Index to CacheField with higher precedence in the group ?",
146
GSF_PARAM_STATIC | G_PARAM_READWRITE));
148
parent_klass = g_type_class_peek_parent (klass);
151
GSF_CLASS (GODataCacheField, go_data_cache_field,
152
go_data_cache_field_class_init, go_data_cache_field_init,
156
go_data_cache_field_get_name (GODataCacheField const *field)
158
g_return_val_if_fail (IS_GO_DATA_CACHE_FIELD (field), go_string_ERROR ());
163
go_data_cache_field_get_vals (GODataCacheField const *field, gboolean group_val)
165
g_return_val_if_fail (IS_GO_DATA_CACHE_FIELD (field), NULL);
166
return group_val ? field->grouped : field->indexed;
170
go_data_cache_field_set_vals (GODataCacheField *field, gboolean group_val,
173
g_return_if_fail (IS_GO_DATA_CACHE_FIELD (field));
175
go_val_array_free (group_val ? field->grouped : field->indexed);
177
field->grouped = vals;
179
field->indexed = vals;
183
go_data_cache_field_is_base (GODataCacheField const *field)
185
g_return_val_if_fail (IS_GO_DATA_CACHE_FIELD (field), FALSE);
186
g_print ("[%d] %s : parent = %d\n", field->indx, field->name->str,
187
field->group_parent);
188
return field->group_parent < 0 || field->group_parent == field->indx;
192
go_data_cache_field_ref_type (GODataCacheField const *field)
194
g_return_val_if_fail (IS_GO_DATA_CACHE_FIELD (field), GO_DATA_CACHE_FIELD_TYPE_NONE);
195
return field->ref_type;