110 lines
2.5 KiB
C
110 lines
2.5 KiB
C
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/*
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* Copyright (C) 2013 - Juan Ferrer Toribio
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "sql-param-list.h"
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#include "sql-holder.h"
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GParamSpec *
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sql_param_list (const gchar * name, const gchar * nick,
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const gchar * blurb, GType items_type, GParamFlags flags)
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{
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SqlParamList * pspec;
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g_return_val_if_fail (g_type_is_a (items_type, SQL_TYPE_OBJECT), NULL);
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pspec = g_param_spec_internal (SQL_TYPE_PARAM_OBJECT
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,name
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,nick
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,blurb
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,flags
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);
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pspec->items_type = items_type;
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G_PARAM_SPEC (pspec)->value_type = SQL_TYPE_LIST;
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return G_PARAM_SPEC (pspec);
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}
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static void
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sql_param_list_init (GParamSpec * pspec) {}
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static void
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sql_param_list_set_default (GParamSpec * pspec, GValue * value)
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{
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SqlList * list = sql_list_new (SQL_PARAM_LIST (pspec)->items_type);
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g_value_set_object (value, list);
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}
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static gboolean
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sql_param_list_validate (GParamSpec * pspec, GValue * value)
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{
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GType type;
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gboolean change;
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gpointer object = g_value_get_object (value);
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if (!object)
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return TRUE;
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type = G_OBJECT_TYPE (object);
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change = !(
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(g_value_type_compatible (type, SQL_TYPE_LIST)
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&& SQL_PARAM_LIST (pspec)->items_type == sql_list_get_items_type (object))
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|| g_value_type_compatible (type, SQL_TYPE_HOLDER)
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);
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if (change)
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g_value_set_object (value, NULL);
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return change;
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}
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static gint
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sql_param_list_values_cmp (GParamSpec * pspec, const GValue * a, const GValue * b)
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{
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guint8 * pa = g_value_get_object (a);
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guint8 * pb = g_value_get_object (b);
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return pa < pb ? -1 : pa > pb;
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}
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GType
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sql_param_list_get_type ()
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{
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static GType type = 0;
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if (!type)
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{
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GParamSpecTypeInfo pspec_info =
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{
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sizeof (SqlParamList)
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,16
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,sql_param_list_init
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,SQL_TYPE_LIST
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,NULL
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,sql_param_list_set_default
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,sql_param_list_validate
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,sql_param_list_values_cmp
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};
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type = g_param_type_register_static (
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g_intern_static_string ("SqlParamList"), &pspec_info);
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}
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return type;
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}
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