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695 lines
16 KiB
C
695 lines
16 KiB
C
/* GObject - GLib Type, Object, Parameter and Signal Library
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* Copyright (C) 1997, 1998, 1999, 2000 Tim Janik and Red Hat, Inc.
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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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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "gvaluetypes.h"
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#include "gvaluecollector.h"
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#include <string.h>
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/* --- value functions --- */
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static void
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value_long0_init (GValue *value)
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{
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value->data[0].v_long = 0;
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}
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static void
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value_long0_copy (const GValue *src_value,
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GValue *dest_value)
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{
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dest_value->data[0].v_long = src_value->data[0].v_long;
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}
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static gchar*
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value_char_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gint8 *int8_p = collect_value->v_pointer;
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if (!int8_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*int8_p = value->data[0].v_int;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_boolean_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gboolean *bool_p = collect_value->v_pointer;
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if (!bool_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*bool_p = value->data[0].v_int;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_int_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_int = collect_value->v_int;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_int_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gint *int_p = collect_value->v_pointer;
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if (!int_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*int_p = value->data[0].v_int;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_long_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_long = collect_value->v_long;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_long_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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glong *long_p = collect_value->v_pointer;
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if (!long_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*long_p = value->data[0].v_long;
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*collect_type = 0;
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return NULL;
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}
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static void
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value_float_init (GValue *value)
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{
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value->data[0].v_float = 0.0;
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}
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static void
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value_float_copy (const GValue *src_value,
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GValue *dest_value)
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{
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dest_value->data[0].v_float = src_value->data[0].v_float;
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}
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static gchar*
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value_float_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_float = collect_value->v_double;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_float_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gfloat *float_p = collect_value->v_pointer;
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if (!float_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*float_p = value->data[0].v_float;
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*collect_type = 0;
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return NULL;
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}
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static void
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value_double_init (GValue *value)
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{
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value->data[0].v_double = 0.0;
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}
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static void
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value_double_copy (const GValue *src_value,
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GValue *dest_value)
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{
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dest_value->data[0].v_double = src_value->data[0].v_double;
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}
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static gchar*
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value_double_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_double = collect_value->v_double;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_double_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gdouble *double_p = collect_value->v_pointer;
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if (!double_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*double_p = value->data[0].v_double;
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*collect_type = 0;
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return NULL;
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}
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static void
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value_string_init (GValue *value)
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{
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value->data[0].v_pointer = NULL;
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}
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static void
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value_string_free_value (GValue *value)
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{
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if (!(value->data[1].v_uint & G_VALUE_STATIC_TAG))
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g_free (value->data[0].v_pointer);
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}
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static void
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value_string_copy_value (const GValue *src_value,
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GValue *dest_value)
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{
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dest_value->data[0].v_pointer = g_strdup (src_value->data[0].v_pointer);
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}
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static gchar*
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value_string_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_pointer = g_strdup (collect_value->v_pointer);
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_string_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gchar **string_p = collect_value->v_pointer;
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if (!string_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*string_p = g_strdup (value->data[0].v_pointer);
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*collect_type = 0;
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return NULL;
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}
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static void
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value_pointer_init (GValue *value)
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{
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value->data[0].v_pointer = 0;
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}
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static void
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value_pointer_copy (const GValue *src_value,
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GValue *dest_value)
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{
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dest_value->data[0].v_pointer = src_value->data[0].v_pointer;
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}
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static gpointer
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value_pointer_peek_pointer (const GValue *value)
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{
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return value->data[0].v_pointer;
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}
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static gchar*
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value_pointer_collect_value (GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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value->data[0].v_pointer = collect_value->v_pointer;
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*collect_type = 0;
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return NULL;
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}
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static gchar*
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value_pointer_lcopy_value (const GValue *value,
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guint nth_value,
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GType *collect_type,
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GTypeCValue *collect_value)
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{
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gpointer *pointer_p = collect_value->v_pointer;
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if (!pointer_p)
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return g_strdup_printf ("value location for `%s' passed as NULL", G_VALUE_TYPE_NAME (value));
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*pointer_p = value->data[0].v_pointer;
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*collect_type = 0;
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return NULL;
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}
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/* --- type initialization --- */
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void
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g_value_types_init (void) /* sync with gtype.c */
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{
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GTypeInfo info = {
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0, /* class_size */
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NULL, /* base_init */
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NULL, /* base_destroy */
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NULL, /* class_init */
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NULL, /* class_destroy */
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NULL, /* class_data */
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0, /* instance_size */
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0, /* n_preallocs */
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NULL, /* instance_init */
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NULL, /* value_table */
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};
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const GTypeFundamentalInfo finfo = { G_TYPE_FLAG_DERIVABLE, };
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GType type;
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/* G_TYPE_CHAR / G_TYPE_UCHAR
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*/
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{
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static const GTypeValueTable value_table = {
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value_long0_init, /* value_init */
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NULL, /* value_free */
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value_long0_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_INT, /* collect_type */
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value_int_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_char_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_CHAR, "gchar", &info, &finfo, 0);
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g_assert (type == G_TYPE_CHAR);
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type = g_type_register_fundamental (G_TYPE_UCHAR, "guchar", &info, &finfo, 0);
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g_assert (type == G_TYPE_UCHAR);
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}
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/* G_TYPE_BOOLEAN
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*/
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{
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static const GTypeValueTable value_table = {
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value_long0_init, /* value_init */
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NULL, /* value_free */
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value_long0_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_INT, /* collect_type */
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value_int_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_boolean_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_BOOLEAN, "gboolean", &info, &finfo, 0);
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g_assert (type == G_TYPE_BOOLEAN);
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}
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/* G_TYPE_INT / G_TYPE_UINT
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*/
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{
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static const GTypeValueTable value_table = {
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value_long0_init, /* value_init */
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NULL, /* value_free */
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value_long0_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_INT, /* collect_type */
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value_int_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_int_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_INT, "gint", &info, &finfo, 0);
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g_assert (type == G_TYPE_INT);
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type = g_type_register_fundamental (G_TYPE_UINT, "guint", &info, &finfo, 0);
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g_assert (type == G_TYPE_UINT);
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}
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/* G_TYPE_LONG / G_TYPE_ULONG
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*/
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{
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static const GTypeValueTable value_table = {
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value_long0_init, /* value_init */
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NULL, /* value_free */
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value_long0_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_LONG, /* collect_type */
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value_long_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_long_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_LONG, "glong", &info, &finfo, 0);
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g_assert (type == G_TYPE_LONG);
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type = g_type_register_fundamental (G_TYPE_ULONG, "gulong", &info, &finfo, 0);
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g_assert (type == G_TYPE_ULONG);
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}
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/* G_TYPE_FLOAT
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*/
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{
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static const GTypeValueTable value_table = {
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value_float_init, /* value_init */
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NULL, /* value_free */
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value_float_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_DOUBLE, /* collect_type */
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value_float_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_float_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_FLOAT, "gfloat", &info, &finfo, 0);
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g_assert (type == G_TYPE_FLOAT);
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}
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/* G_TYPE_DOUBLE
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*/
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{
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static const GTypeValueTable value_table = {
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value_double_init, /* value_init */
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NULL, /* value_free */
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value_double_copy, /* value_copy */
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NULL, /* value_peek_pointer */
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G_VALUE_COLLECT_DOUBLE, /* collect_type */
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value_double_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_double_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_DOUBLE, "gdouble", &info, &finfo, 0);
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g_assert (type == G_TYPE_DOUBLE);
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}
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/* G_TYPE_STRING
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*/
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{
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static const GTypeValueTable value_table = {
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value_string_init, /* value_init */
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value_string_free_value, /* value_free */
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value_string_copy_value, /* value_copy */
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value_pointer_peek_pointer, /* value_peek_pointer */
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G_VALUE_COLLECT_POINTER, /* collect_type */
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value_string_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_string_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_STRING, "gstring", &info, &finfo, 0);
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g_assert (type == G_TYPE_STRING);
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}
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/* G_TYPE_POINTER
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*/
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{
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static const GTypeValueTable value_table = {
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value_pointer_init, /* value_init */
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NULL, /* value_free */
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value_pointer_copy, /* value_copy */
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value_pointer_peek_pointer, /* value_peek_pointer */
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G_VALUE_COLLECT_POINTER, /* collect_type */
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value_pointer_collect_value, /* collect_value */
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G_VALUE_COLLECT_POINTER, /* lcopy_type */
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value_pointer_lcopy_value, /* lcopy_value */
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};
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info.value_table = &value_table;
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type = g_type_register_fundamental (G_TYPE_POINTER, "gpointer", &info, &finfo, 0);
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g_assert (type == G_TYPE_POINTER);
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}
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}
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/* --- GValue functions --- */
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void
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g_value_set_char (GValue *value,
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gint8 v_char)
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{
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g_return_if_fail (G_IS_VALUE_CHAR (value));
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value->data[0].v_int = v_char;
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}
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gint8
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g_value_get_char (const GValue *value)
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{
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g_return_val_if_fail (G_IS_VALUE_CHAR (value), 0);
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return value->data[0].v_int;
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}
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void
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g_value_set_uchar (GValue *value,
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guint8 v_uchar)
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{
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g_return_if_fail (G_IS_VALUE_UCHAR (value));
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value->data[0].v_uint = v_uchar;
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}
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guint8
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g_value_get_uchar (const GValue *value)
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{
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g_return_val_if_fail (G_IS_VALUE_UCHAR (value), 0);
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return value->data[0].v_uint;
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}
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void
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g_value_set_boolean (GValue *value,
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gboolean v_boolean)
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{
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g_return_if_fail (G_IS_VALUE_BOOLEAN (value));
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value->data[0].v_int = v_boolean;
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}
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gboolean
|
|
g_value_get_boolean (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_BOOLEAN (value), 0);
|
|
|
|
return value->data[0].v_int;
|
|
}
|
|
|
|
void
|
|
g_value_set_int (GValue *value,
|
|
gint v_int)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_INT (value));
|
|
|
|
value->data[0].v_int = v_int;
|
|
}
|
|
|
|
gint
|
|
g_value_get_int (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_INT (value), 0);
|
|
|
|
return value->data[0].v_int;
|
|
}
|
|
|
|
void
|
|
g_value_set_uint (GValue *value,
|
|
guint v_uint)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_UINT (value));
|
|
|
|
value->data[0].v_uint = v_uint;
|
|
}
|
|
|
|
guint
|
|
g_value_get_uint (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_UINT (value), 0);
|
|
|
|
return value->data[0].v_uint;
|
|
}
|
|
|
|
void
|
|
g_value_set_long (GValue *value,
|
|
glong v_long)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_LONG (value));
|
|
|
|
value->data[0].v_long = v_long;
|
|
}
|
|
|
|
glong
|
|
g_value_get_long (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_LONG (value), 0);
|
|
|
|
return value->data[0].v_long;
|
|
}
|
|
|
|
void
|
|
g_value_set_ulong (GValue *value,
|
|
gulong v_ulong)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_ULONG (value));
|
|
|
|
value->data[0].v_ulong = v_ulong;
|
|
}
|
|
|
|
gulong
|
|
g_value_get_ulong (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_ULONG (value), 0);
|
|
|
|
return value->data[0].v_ulong;
|
|
}
|
|
|
|
void
|
|
g_value_set_float (GValue *value,
|
|
gfloat v_float)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_FLOAT (value));
|
|
|
|
value->data[0].v_float = v_float;
|
|
}
|
|
|
|
gfloat
|
|
g_value_get_float (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_FLOAT (value), 0);
|
|
|
|
return value->data[0].v_float;
|
|
}
|
|
|
|
void
|
|
g_value_set_double (GValue *value,
|
|
gdouble v_double)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_DOUBLE (value));
|
|
|
|
value->data[0].v_double = v_double;
|
|
}
|
|
|
|
gdouble
|
|
g_value_get_double (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_DOUBLE (value), 0);
|
|
|
|
return value->data[0].v_double;
|
|
}
|
|
|
|
void
|
|
g_value_set_string (GValue *value,
|
|
const gchar *v_string)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_STRING (value));
|
|
|
|
if (value->data[1].v_uint & G_VALUE_STATIC_TAG)
|
|
value->data[1].v_uint = 0;
|
|
else
|
|
g_free (value->data[0].v_pointer);
|
|
value->data[0].v_pointer = g_strdup (v_string);
|
|
}
|
|
|
|
void
|
|
g_value_set_static_string (GValue *value,
|
|
const gchar *v_string)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_STRING (value));
|
|
|
|
if (!(value->data[1].v_uint & G_VALUE_STATIC_TAG))
|
|
g_free (value->data[0].v_pointer);
|
|
value->data[1].v_uint = G_VALUE_STATIC_TAG;
|
|
value->data[0].v_pointer = (gchar*) v_string;
|
|
}
|
|
|
|
gchar*
|
|
g_value_get_string (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_STRING (value), NULL);
|
|
|
|
return value->data[0].v_pointer;
|
|
}
|
|
|
|
gchar*
|
|
g_value_dup_string (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_STRING (value), NULL);
|
|
|
|
return g_strdup (value->data[0].v_pointer);
|
|
}
|
|
|
|
void
|
|
g_value_set_pointer (GValue *value,
|
|
gpointer v_pointer)
|
|
{
|
|
g_return_if_fail (G_IS_VALUE_POINTER (value));
|
|
|
|
value->data[0].v_pointer = v_pointer;
|
|
}
|
|
|
|
gpointer
|
|
g_value_get_pointer (const GValue *value)
|
|
{
|
|
g_return_val_if_fail (G_IS_VALUE_POINTER (value), NULL);
|
|
|
|
return value->data[0].v_pointer;
|
|
}
|