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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 FPICKER_WIN32_VISTA_FILEPICKER_EVENTHANDLER_HXX
#define FPICKER_WIN32_VISTA_FILEPICKER_EVENTHANDLER_HXX
//-----------------------------------------------------------------------------
// includes
//-----------------------------------------------------------------------------
#if defined(_MSC_VER) && (_MSC_VER >= 1400)
#pragma warning( disable : 4917 )
#endif
#include <shobjidl.h>
// Without IFileDialog we can't do this
#ifdef __IFileDialog_INTERFACE_DEFINED__
#include "comptr.hxx"
#include "vistatypes.h"
#include "IVistaFilePickerInternalNotify.hxx"
#include <com/sun/star/ui/dialogs/XFilePickerListener.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/interfacecontainer.h>
#include <osl/interlck.h>
//-----------------------------------------------------------------------------
// namespace
//-----------------------------------------------------------------------------
#ifdef css
#error "Clash on using CSS as namespace define."
#else
#define css ::com::sun::star
#endif
namespace fpicker{
namespace win32{
namespace vista{
//-----------------------------------------------------------------------------
// types, const etcpp.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
/** todo document me
*/
class VistaFilePickerEventHandler : public ::cppu::BaseMutex
, public IFileDialogEvents
, public IFileDialogControlEvents
{
public:
//------------------------------------------------------------------------------------
// ctor/dtor
//------------------------------------------------------------------------------------
VistaFilePickerEventHandler(IVistaFilePickerInternalNotify* pInternalNotify);
virtual ~VistaFilePickerEventHandler();
//------------------------------------------------------------------------------------
// IUnknown
//------------------------------------------------------------------------------------
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID rIID ,
void** ppObject);
virtual ULONG STDMETHODCALLTYPE AddRef();
virtual ULONG STDMETHODCALLTYPE Release();
//------------------------------------------------------------------------------------
// IFileDialogEvents
//------------------------------------------------------------------------------------
STDMETHODIMP OnFileOk(IFileDialog* pDialog);
STDMETHODIMP OnFolderChanging(IFileDialog* pDialog,
IShellItem* pFolder);
STDMETHODIMP OnFolderChange(IFileDialog* pDialog);
STDMETHODIMP OnSelectionChange(IFileDialog* pDialog);
STDMETHODIMP OnShareViolation(IFileDialog* pDialog ,
IShellItem* pItem ,
FDE_SHAREVIOLATION_RESPONSE* pResponse);
STDMETHODIMP OnTypeChange(IFileDialog* pDialog);
STDMETHODIMP OnOverwrite(IFileDialog* pDialog ,
IShellItem* pItem ,
FDE_OVERWRITE_RESPONSE* pResponse);
//------------------------------------------------------------------------------------
// IFileDialogControlEvents
//------------------------------------------------------------------------------------
STDMETHODIMP OnItemSelected(IFileDialogCustomize* pCustomize,
DWORD nIDCtl ,
DWORD nIDItem );
STDMETHODIMP OnButtonClicked(IFileDialogCustomize* pCustomize,
DWORD nIDCtl );
STDMETHODIMP OnCheckButtonToggled(IFileDialogCustomize* pCustomize,
DWORD nIDCtl ,
BOOL bChecked );
STDMETHODIMP OnControlActivating(IFileDialogCustomize* pCustomize,
DWORD nIDCtl );
//------------------------------------------------------------------------------------
// XFilePickerNotifier
//------------------------------------------------------------------------------------
virtual void SAL_CALL addFilePickerListener( const css::uno::Reference< css::ui::dialogs::XFilePickerListener >& xListener )
throw( css::uno::RuntimeException );
virtual void SAL_CALL removeFilePickerListener( const css::uno::Reference< css::ui::dialogs::XFilePickerListener >& xListener )
throw( css::uno::RuntimeException );
//------------------------------------------------------------------------------------
// native interface
//------------------------------------------------------------------------------------
//------------------------------------------------------------------------------------
/** start listening for file picker events on the given file open dialog COM object.
*
* The broadcaster will be cached internaly so deregistration will be easy.
* Further all needed informations are capsulated within this class (e.g. the listener handler).
* Nobody outside must know such informations.
*
* Nothing will happen if an inconsistent state will be detected
* (means: double registration will be ignored).
*
* @param pBroadcaster
* reference to the dialog, where we should start listening.
*/
void startListening( const TFileDialog& pBroadcaster );
//------------------------------------------------------------------------------------
/** stop listening for file picker events on the internaly cached dialog COM object.
*
* The COM dialog provided on the startListeneing() call was cached internaly.
* And now its used to deregister this listener. Doing so the also internaly cached
* listener handle is used. If listener was not already registered - nothing will happen.
*/
void stopListening();
public:
enum EEventType
{
E_FILE_SELECTION_CHANGED,
E_DIRECTORY_CHANGED,
E_HELP_REQUESTED,
E_CONTROL_STATE_CHANGED,
E_DIALOG_SIZE_CHANGED
};
private:
//------------------------------------------------------------------------------------
/// @todo document me
void impl_sendEvent( EEventType eEventType,
::sal_Int16 nControlID);
private:
//------------------------------------------------------------------------------------
/// ref count for AddRef/Release()
oslInterlockedCount m_nRefCount;
//------------------------------------------------------------------------------------
/// unique handle for this listener provided by the broadcaster on registration time
DWORD m_nListenerHandle;
//------------------------------------------------------------------------------------
/// cached file dialog instance (there we listen for events)
TFileDialog m_pDialog;
//---------------------------------------------------------------------
IVistaFilePickerInternalNotify* m_pInternalNotify;
//---------------------------------------------------------------------
/** used to inform file picker listener asynchronously.
* Those listener must be called asynchronously .. because
* every request will block the caller thread. Mostly that will be
* the main thread of the office. Further the global SolarMutex will
* be locked during this time. If we call our listener back now synchronously ..
* we will block on SolarMutex.acquire() forever .-))
*/
::cppu::OMultiTypeInterfaceContainerHelper m_lListener;
};
} // namespace vista
} // namespace win32
} // namespace fpicker
#undef css
#endif // __IFileDialog_INTERFACE_DEFINED__
#endif // FPICKER_WIN32_VISTA_FILEPICKER_EVENTHANDLER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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