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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_FPICKER_SOURCE_WIN32_FOLDERPICKER_MTAFOP_HXX
#define INCLUDED_FPICKER_SOURCE_WIN32_FOLDERPICKER_MTAFOP_HXX
#include <sal/config.h>
#include <sal/log.hxx>
#include <sal/types.h>
#include <rtl/ustring.hxx>
#include <osl/diagnose.h>
#include <osl/mutex.hxx>
#include <utility>
#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"
// 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:
explicit CMtaFolderPicker( sal_uInt32 Flags );
virtual ~CMtaFolderPicker( );
// shell functions
bool browseForFolder( );
virtual void setDisplayDirectory( const OUString& aDirectory );
virtual OUString getDisplayDirectory( );
virtual OUString getDirectory( );
virtual void setDescription( const OUString& aDescription );
virtual void setTitle( const OUString& aTitle );
OUString getTitle( );
// XCancellable
virtual void cancel( );
protected:
void enableOk( bool bEnable );
void setSelection( const OUString& aDirectory );
void setStatusText( const OUString& aStatusText );
virtual void onInitialized( );
virtual void onSelChanged( const OUString& aNewPath ) = 0;
private:
static sal_uInt32 onValidateFailed();
// helper functions
static LPITEMIDLIST getItemIdListFromPath( const OUString& aDirectory );
OUString getPathFromItemIdList( LPCITEMIDLIST lpItemIdList );
static void releaseItemIdList( LPITEMIDLIST lpItemIdList );
unsigned int run( );
// create a hidden windows which serves as an request
// target; so we guarantee synchronization
bool createStaRequestWindow( );
// message handler functions; remember these functions are called
// from a different thread context!
bool 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 RegisterStaRequestWindowClass( );
void UnregisterStaRequestWindowClass( );
private:
HANDLE m_hStaThread;
unsigned m_uStaThreadId;
HANDLE m_hEvtThrdReady;
HWND m_hwndStaRequestWnd;
OUString m_dialogTitle;
OUString m_Description;
OUString m_displayDir;
OUString m_SelectedDir;
BROWSEINFOW m_bi;
sal_Unicode m_pathBuff[32000]; // max path length under Win2000
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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