1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
/* Cataract - Static web photo gallery generator
* Copyright (C) 2014 Tomas Bzatek <tbzatek@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <string.h>
#include <glib.h>
#include "properties-table.h"
typedef enum {
PROP_DATA_TYPE_STRING,
PROP_DATA_TYPE_INT,
PROP_DATA_TYPE_BOOL,
PROP_DATA_TYPE_DOUBLE
} PropertyDataType;
typedef struct {
PropertyDataType type;
union {
gchar *s;
long int i;
gboolean b;
double d;
} data;
} PropertyData;
static void
free_property_data (PropertyData *data)
{
if (data == NULL)
return;
switch (data->type) {
case PROP_DATA_TYPE_STRING:
g_free (data->data.s);
break;
default:
break;
}
g_free (data);
}
/*
* properties_table_new: creates new property table
*/
PropertiesTable *
properties_table_new ()
{
return g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, (GDestroyNotify) free_property_data);
}
/*
* properties_table_dup: creates deep copy of the table
*/
PropertiesTable *
properties_table_dup (PropertiesTable *table)
{
PropertiesTable *t;
GHashTableIter iter;
gpointer key, value;
PropertyData *data;
g_return_val_if_fail (table != NULL, NULL);
t = properties_table_new ();
g_hash_table_iter_init (&iter, table);
while (g_hash_table_iter_next (&iter, &key, &value)) {
data = (PropertyData *) value;
switch (data->type) {
case PROP_DATA_TYPE_STRING:
properties_table_add_string (t, GPOINTER_TO_INT (key), data->data.s);
break;
case PROP_DATA_TYPE_INT:
properties_table_add_int (t, GPOINTER_TO_INT (key), data->data.i);
break;
case PROP_DATA_TYPE_BOOL:
properties_table_add_bool (t, GPOINTER_TO_INT (key), data->data.b);
break;
case PROP_DATA_TYPE_DOUBLE:
properties_table_add_double (t, GPOINTER_TO_INT (key), data->data.d);
break;
}
}
return t;
}
/*
* properties_table_free: destroys properties table and frees all data
*/
void
properties_table_free (PropertiesTable *table)
{
g_assert (table != NULL);
g_hash_table_destroy (table);
}
void
properties_table_add_string (PropertiesTable *table, int property_id, const gchar *value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_malloc0 (sizeof (PropertyData));
data->type = PROP_DATA_TYPE_STRING;
data->data.s = g_strdup (value);
g_hash_table_replace (table, GINT_TO_POINTER (property_id), data);
}
void
properties_table_add_int (PropertiesTable *table, int property_id, long int value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_malloc0 (sizeof (PropertyData));
data->type = PROP_DATA_TYPE_INT;
data->data.i = value;
g_hash_table_replace (table, GINT_TO_POINTER (property_id), data);
}
void
properties_table_add_bool (PropertiesTable *table, int property_id, gboolean value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_malloc0 (sizeof (PropertyData));
data->type = PROP_DATA_TYPE_BOOL;
data->data.b = value;
g_hash_table_replace (table, GINT_TO_POINTER (property_id), data);
}
void
properties_table_add_double (PropertiesTable *table, int property_id, double value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_malloc0 (sizeof (PropertyData));
data->type = PROP_DATA_TYPE_DOUBLE;
data->data.d = value;
g_hash_table_replace (table, GINT_TO_POINTER (property_id), data);
}
/*
* properties_table_get_*: gets data for the specified id
*/
const gchar *
properties_table_get_string (PropertiesTable *table, int property_id)
{
PropertyData *data;
g_assert (table != NULL);
data = g_hash_table_lookup (table, GINT_TO_POINTER (property_id));
if (data && data->type == PROP_DATA_TYPE_STRING)
return data->data.s;
return NULL;
}
gboolean
properties_table_get_int (PropertiesTable *table, int property_id, long int *value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_hash_table_lookup (table, GINT_TO_POINTER (property_id));
if (data && data->type == PROP_DATA_TYPE_INT) {
*value = data->data.i;
return TRUE;
}
return FALSE;
}
gboolean
properties_table_get_bool (PropertiesTable *table, int property_id, gboolean *value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_hash_table_lookup (table, GINT_TO_POINTER (property_id));
if (data && data->type == PROP_DATA_TYPE_BOOL) {
*value = data->data.b;
return TRUE;
}
return FALSE;
}
gboolean
properties_table_get_double (PropertiesTable *table, int property_id, double *value)
{
PropertyData *data;
g_assert (table != NULL);
data = g_hash_table_lookup (table, GINT_TO_POINTER (property_id));
if (data && data->type == PROP_DATA_TYPE_DOUBLE) {
*value = data->data.d;
return TRUE;
}
return FALSE;
}
|
