76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
|
|
* Copyright (C) 2012 - Juan Ferrer Toribio
|
|
*
|
|
* 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 3 of the License, or
|
|
* (at your option) 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "sql-delete.h"
|
|
|
|
/**
|
|
* SECTION: sql-delete
|
|
* @Short_description: the equivalent of the DELETE statement in SQL.
|
|
* @Title: SqlDelete
|
|
*
|
|
* The #SqlDelete represents a deletion statement.
|
|
**/
|
|
G_DEFINE_TYPE (SqlDelete, sql_delete, SQL_TYPE_DML);
|
|
|
|
SqlDelete * sql_delete_new ()
|
|
{
|
|
return g_object_new (SQL_TYPE_DELETE, NULL);
|
|
}
|
|
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++ Private
|
|
|
|
static void sql_delete_render (SqlDelete * obj, SqlRender * render)
|
|
{
|
|
sql_render_add_token (render, "DELETE");
|
|
sql_render_add_object (render, obj->table);
|
|
|
|
if (SQL_DML (obj)->target)
|
|
{
|
|
sql_render_add_list (render, T, "FROM", SQL_DML (obj)->target, ",");
|
|
sql_render_add_item (render, F, "WHERE", SQL_DML (obj)->where);
|
|
}
|
|
}
|
|
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++ Public
|
|
|
|
void sql_delete_add_table (SqlDelete * obj, SqlTable * table)
|
|
{
|
|
g_return_if_fail (SQL_IS_DELETE (obj));
|
|
g_return_if_fail (SQL_IS_TABLE (table));
|
|
|
|
obj->table = g_slist_append (obj->table, g_object_ref_sink (table));
|
|
}
|
|
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++ Class
|
|
|
|
static void sql_delete_init (SqlDelete * obj)
|
|
{
|
|
obj->table = NULL;
|
|
}
|
|
|
|
static void sql_delete_finalize (SqlDelete * obj)
|
|
{
|
|
g_slist_free_full (obj->table, g_object_unref);
|
|
G_OBJECT_CLASS (sql_delete_parent_class)->finalize (G_OBJECT (obj));
|
|
}
|
|
|
|
static void sql_delete_class_init (SqlDeleteClass * klass)
|
|
{
|
|
G_OBJECT_CLASS (klass)->finalize = (GObjectFinalizeFunc) sql_delete_finalize;
|
|
SQL_OBJECT_CLASS (klass)->render = (SqlRenderFunc) sql_delete_render;
|
|
}
|