121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
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* Copyright (C) 2012 - 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-update-set.h"
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/**
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* SECTION: sql-update_set
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* @Short_description: Defines a field for the SET clause for an #SqlUpdate.
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* @Title: SqlUpdateSet
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**/
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G_DEFINE_TYPE (SqlUpdateSet, sql_update_set, SQL_TYPE_OBJECT);
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SqlUpdateSet * sql_update_set_new ()
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{
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return g_object_new (SQL_TYPE_UPDATE_SET, NULL);
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Private
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static void sql_update_set_render (SqlUpdateSet * set, SqlRender * render)
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{
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sql_render_add_object (render, set->field);
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sql_render_add_token (render, "=");
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sql_render_add_object (render, set->expr);
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Properties
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enum
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{
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PROP_FIELD = 1
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,PROP_EXPR
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};
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static void sql_update_set_set_property (SqlUpdateSet * obj, guint id,
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const GValue * value, GParamSpec * pspec)
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{
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switch (id)
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{
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case PROP_FIELD:
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sql_object_remove (obj, obj->field);
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obj->field = sql_object_add (obj, g_value_get_object (value));
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break;
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case PROP_EXPR:
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sql_object_remove (obj, obj->expr);
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obj->expr = sql_object_add (obj, g_value_get_object (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, id, pspec);
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}
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}
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static void sql_update_set_get_property (SqlUpdateSet * obj, guint id,
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GValue * value, GParamSpec * pspec)
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{
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switch (id)
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{
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case PROP_FIELD:
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g_value_set_object (value, obj->field);
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break;
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case PROP_EXPR:
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g_value_set_object (value, obj->expr);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, id, pspec);
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}
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Class
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static void sql_update_set_init (SqlUpdateSet * obj)
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{
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obj->field = NULL;
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obj->expr = NULL;
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}
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static void sql_update_set_finalize (SqlUpdateSet * obj)
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{
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sql_object_remove (obj, obj->field);
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sql_object_remove (obj, obj->expr);
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G_OBJECT_CLASS (sql_update_set_parent_class)->finalize (G_OBJECT (obj));
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}
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static void sql_update_set_class_init (SqlUpdateSetClass * klass)
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{
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GObjectClass * k = G_OBJECT_CLASS (klass);
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k->finalize = (GObjectFinalizeFunc) sql_update_set_finalize;
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k->set_property = (GObjectSetPropertyFunc) sql_update_set_set_property;
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k->get_property = (GObjectGetPropertyFunc) sql_update_set_get_property;
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SQL_OBJECT_CLASS (klass)->render = (SqlRenderFunc) sql_update_set_render;
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g_object_class_install_property (k, PROP_FIELD,
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g_param_spec_object ("field"
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,"Field"
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,"The field"
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,SQL_TYPE_FIELD
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,G_PARAM_READWRITE
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));
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g_object_class_install_property (k, PROP_EXPR,
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g_param_spec_object ("expr"
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,"Expression"
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,"The expression"
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,SQL_TYPE_EXPR
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,G_PARAM_READWRITE
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));
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}
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