ElementFormControlDataSelect.h

00001 /*
00002  * This source file is part of libRocket, the HTML/CSS Interface Middleware
00003  *
00004  * For the latest information, see http://www.librocket.com
00005  *
00006  * Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
00007  *
00008  * Permission is hereby granted, free of charge, to any person obtaining a copy
00009  * of this software and associated documentation files (the "Software"), to deal
00010  * in the Software without restriction, including without limitation the rights
00011  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00012  * copies of the Software, and to permit persons to whom the Software is
00013  * furnished to do so, subject to the following conditions:
00014  *
00015  * The above copyright notice and this permission notice shall be included in
00016  * all copies or substantial portions of the Software.
00017  * 
00018  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00019  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00020  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00021  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00022  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00023  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00024  * THE SOFTWARE.
00025  *
00026  */
00027 
00028 #ifndef ROCKETCONTROLSELEMENTFORMCONTROLDATASELECT_H
00029 #define ROCKETCONTROLSELEMENTFORMCONTROLDATASELECT_H
00030 
00031 #include <Rocket/Controls/Header.h>
00032 #include <Rocket/Controls/ElementFormControlSelect.h>
00033 #include <Rocket/Controls/DataSourceListener.h>
00034 
00035 namespace Rocket {
00036 namespace Controls {
00037         
00038 class DataSource;
00039 
00046 class ROCKETCONTROLS_API ElementFormControlDataSelect : public ElementFormControlSelect, public DataSourceListener
00047 {
00048 public:
00052         ElementFormControlDataSelect(const Rocket::Core::String& tag);
00053         virtual ~ElementFormControlDataSelect();
00054 
00057         void SetDataSource(const Rocket::Core::String& data_source);
00058 
00059 protected:
00062         virtual void OnUpdate();
00063 
00066         virtual void OnAttributeChange(const Core::AttributeNameList& changed_attributes);
00067 
00069         virtual void OnDataSourceDestroy(DataSource* data_source);
00071         virtual void OnRowAdd(DataSource* data_source, const Rocket::Core::String& table, int first_row_added, int num_rows_added);
00073         virtual void OnRowRemove(DataSource* data_source, const Rocket::Core::String& table, int first_row_removed, int num_rows_removed);
00075         virtual void OnRowChange(DataSource* data_source, const Rocket::Core::String& table, int first_row_changed, int num_rows_changed);
00077         virtual void OnRowChange(DataSource* data_source, const Rocket::Core::String& table);
00078 
00079 private:
00080         // Builds the option list from the data source.
00081         void BuildOptions();
00082 
00083         DataSource* data_source;
00084         Rocket::Core::String data_table;
00085 
00086         bool initialised;
00087 };
00088 
00089 }
00090 }
00091 
00092 #endif