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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _MTAFOP_HXX_
#define _MTAFOP_HXX_
#include <sal/types.h>
#include <rtl/ustring.hxx>
#include <osl/mutex.hxx>
#include <utility>
#ifdef __MINGW32__
#include <windows.h>
#endif
#if defined _MSC_VER
#pragma warning(push, 1)
#pragma warning(disable: 4917)
#endif
#include <objidl.h>
#include <shlobj.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
#include "../misc/WinImplHelper.hxx"
//----------------------------------------------------------------
// a simple helper class used to provide a buffer for different
// Win32 file and directory functions
//----------------------------------------------------------------
class CAutoPathBuff
{
public:
CAutoPathBuff( size_t size = 0 )
{
if (0 == size)
size = 32000; // max path length under Win2000
pBuff = new sal_Unicode[size];
OSL_POSTCOND(pBuff,"Could not allocate path buffer");
}
~CAutoPathBuff( )
{
delete [] pBuff;
}
operator sal_Unicode*( )
{
OSL_PRECOND( pBuff, \
"No path buffer allocated" );
return pBuff;
}
sal_Unicode* get( )
{
OSL_PRECOND( pBuff, \
"No path buffer allocated" );
return pBuff;
}
private:
sal_Unicode* pBuff;
};
//--------------------------------------------------------
// the Mta-Ole clipboard class is for internal use only!
// only one instance of this class should be created, the
// user has to ensure this!
// the class is not thread-safe because it will be used
// only from within the clipboard service and the methods
// of the clipboard service are already synchronized
//--------------------------------------------------------
class CMtaFolderPicker
{
public:
CMtaFolderPicker( sal_uInt32 Flags );
virtual ~CMtaFolderPicker( );
// shell functions
sal_Bool SAL_CALL browseForFolder( );
virtual void SAL_CALL setDisplayDirectory( const rtl::OUString& aDirectory );
virtual rtl::OUString SAL_CALL getDisplayDirectory( );
virtual rtl::OUString SAL_CALL getDirectory( );
virtual void SAL_CALL setDescription( const rtl::OUString& aDescription );
virtual void SAL_CALL setTitle( const rtl::OUString& aTitle );
rtl::OUString SAL_CALL getTitle( );
//-----------------------------------------------------
// XCancellable
//-----------------------------------------------------
virtual void SAL_CALL cancel( );
protected:
void SAL_CALL enableOk( sal_Bool bEnable );
void SAL_CALL setSelection( const rtl::OUString& aDirectory );
void SAL_CALL setStatusText( const rtl::OUString& aStatusText );
virtual void SAL_CALL onInitialized( );
virtual void SAL_CALL onSelChanged( const rtl::OUString& aNewPath ) = 0;
private:
sal_uInt32 onValidateFailed();
// helper functions
LPITEMIDLIST SAL_CALL getItemIdListFromPath( const rtl::OUString& aDirectory );
rtl::OUString SAL_CALL getPathFromItemIdList( LPCITEMIDLIST lpItemIdList );
void SAL_CALL releaseItemIdList( LPITEMIDLIST lpItemIdList );
unsigned int run( );
// create a hidden windows which serves as an request
// target; so we guarantee synchronization
sal_Bool SAL_CALL createStaRequestWindow( );
//---------------------------------------------------------------
// message handler functions; remeber these functions are called
// from a different thread context!
//---------------------------------------------------------------
sal_Bool SAL_CALL onBrowseForFolder( );
static LRESULT CALLBACK StaWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
static unsigned int WINAPI StaThreadProc( LPVOID pParam );
static int CALLBACK FolderPickerCallback( HWND hwnd, UINT uMsg, LPARAM lParam, LPARAM lpData );
protected:
HWND m_hwnd;
private:
ATOM SAL_CALL RegisterStaRequestWindowClass( );
void SAL_CALL UnregisterStaRequestWindowClass( );
private:
HANDLE m_hStaThread;
unsigned m_uStaThreadId;
HANDLE m_hEvtThrdReady;
HWND m_hwndStaRequestWnd;
rtl::OUString m_dialogTitle;
rtl::OUString m_Description;
rtl::OUString m_displayDir;
rtl::OUString m_SelectedDir;
BROWSEINFOW m_bi;
CAutoPathBuff m_pathBuff;
HINSTANCE m_hInstance;
// the request window class has to be registered only
// once per process, so multiple instance of this class
// share the registered window class
static ATOM s_ClassAtom;
static osl::Mutex s_Mutex;
static sal_Int32 s_StaRequestWndRegisterCount;
// prevent copy and assignment
private:
CMtaFolderPicker( const CMtaFolderPicker& );
CMtaFolderPicker& operator=( const CMtaFolderPicker& );
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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