mp3playerstationsprovider.hpp

来自「music player developemntm usic player de」· HPP 代码 · 共 83 行

/*	------------------------------------------------------------------------
	Copyright (C) 2001 COMNEON Software GmbH & Co. All rights reserved.
	------------------------------------------------------------------------
	This document contains proprietary information belonging to COMNEON.
	Passing on and copying of this document, use and communication of its
	contents is not permitted without prior written authorisation.
	------------------------------------------------------------------------ */

#if !defined(Mmi_MP3PlayerSongsProvider_hpp)
#define Mmi_MP3PlayerSongsProvider_hpp

#include <AddOns/AdcExtensions/RecordHandler.hpp>
#include <Common/SettingsProvider.hpp>
#include <Config/Config.hpp>

#include "MP3PlayerStationsRecord.hpp"
/**
Provider for stations of the fmRadio application.<br>
Provider ID: <b>c_mp3player_stations_provider_id</b><br><br>

The following columns are available:
<table>
<tr><td>ID</td><td>Type</td><td>Description</td></tr>
<tr><td>c_radio_freq</td>	<td>NumberType</td>	<td><em>(INT)</em> MP3Player frequency.</td></tr>
<tr><td>c_radio_stat_text</td>	<td>WStringType</td>	<td><em>(WString)</em> MP3Player station/frequency formatted text.</td></tr>

</table>
*/

enum MP3PlayerStationsColIds {

	c_radio_freq,
	c_radio_stat_text
};


class MP3PlayerSongsProvider : public SettingsProvider
{
	typedef Provider Base;

	public:

		MP3PlayerSongsProvider();
		virtual ~MP3PlayerSongsProvider();
		///
		void Init();
	
		///
		virtual INT GetProviderId() const;
	
		/// <em>MaxRowCount</em> returns the maximal number of rows.
		virtual INT MaxRowCount();   

		/// <em>GetDataItem</em> reads data items
		virtual BOOLEAN GetDataItem(INT columnid, INT row, DataItem & item);

		///<em>SetDataItem</em> writes data items to an internal buffer.
		virtual BOOLEAN SetDataItem(const DataItem & item, INT columnid);

		///
		virtual BOOLEAN SelectRow(INT row);

		/// Commit updates done in a row.
		virtual BOOLEAN CommitRow(INT row);

		/// 
		virtual INT RowCount();

		///
		virtual void RestoreFactorySettings();

		/// 
		virtual BOOLEAN Update(ProviderListener * listener = 0);

	private:
		MP3PlayerStationsRecord	m_record;
		MP3PlayerStationsRecord	m_commit_record;
		RecordHandler			m_handler;
};

#endif // Mmi_MP3PlayerSongsProvider_hpp