/**
 * @file XTPTextPreview.h
 *
 * @copyright
 * (c) 1998-2025 Codejock Software, All Rights Reserved.
 *
 * This source file is the property of Codejock Software and must not be
 * redistributed by any means without the explicit written permission of
 * Codejock Software.
 *
 * The use of this source code is governed by the terms and conditions specified
 * in the Toolkit Pro license agreement. Codejock Software grants you, as a
 * single software developer, the limited right to use this software on one
 * computer only.
 *
 * Contact Information:
 * support@codejock.com
 * http://www.codejock.com
 *
 */

/** @cond */

#if !defined(__XTPTEXTPREVIEW_H__)
#	define __XTPTEXTPREVIEW_H__

#	if _MSC_VER >= 1000
#		pragma once
#	endif // _MSC_VER >= 1000

#	include "Common/Base/Diagnostic/XTPDisableNoisyWarnings.h"

class CXTPTextPreviewProvider;

class _XTP_EXT_CLASS CXTPTextPreview : public IXTPPreview
{
public:
	CXTPTextPreview();
	~CXTPTextPreview();

private:
	virtual BOOL IsReady() const;
	virtual BOOL IsAvailable() const;
	virtual BOOL HasOwnNavigator() const;
	virtual UINT GetNumberOfPages() const;
	virtual SIZE GetPreferredPageSize() const;
	virtual void GoToPage(UINT page);
	virtual void Draw(HDC dc, SIZE clientSize, RECT updateRect);
	virtual BOOL OnHostWndMsg(LPMSG msg, LRESULT* result);
	virtual BOOL SupportsCompositedParent() const;
	virtual void Activate();

	BOOL CreateRichEditCtrl(HWND parent);
	BOOL LoadFile(LPCTSTR pFilePath);
	BOOL LoadFile(IStream& stream);

	static DWORD CALLBACK StreamInFile(DWORD_PTR dwCookie, LPBYTE pbBuff, LONG cb, LONG* pcb);

private:
	friend class CXTPTextPreviewProvider;
	BOOL m_bLoadFinished;
	BOOL m_bLoadSuccess;
	BOOL m_bCreated;
	CRichEditCtrl m_RichEdit;
	CFile m_inFile;
	IStream* m_pStream;
	ULARGE_INTEGER m_ulSize;
};

#	include "Common/Base/Diagnostic/XTPEnableNoisyWarnings.h"
#endif // #if !defined(__XTPTEXTPREVIEW_H__)

/** @endcond */