diff options
Diffstat (limited to '')
| -rw-r--r-- | fpicker/source/win32/VistaFilePickerEventHandler.cxx | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/fpicker/source/win32/VistaFilePickerEventHandler.cxx b/fpicker/source/win32/VistaFilePickerEventHandler.cxx new file mode 100644 index 000000000..a116a6909 --- /dev/null +++ b/fpicker/source/win32/VistaFilePickerEventHandler.cxx @@ -0,0 +1,332 @@ +/* -*- 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 . + */ + +#include <sal/config.h> + +#include <memory> + +#include "VistaFilePickerEventHandler.hxx" + +#include "asyncrequests.hxx" + +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#include <com/sun/star/embed/XStorage.hpp> +#include <com/sun/star/document/XDocumentRevisionListPersistence.hpp> +#include <com/sun/star/util/RevisionTag.hpp> +#include <com/sun/star/ui/dialogs/CommonFilePickerElementIds.hpp> +#include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp> + +#include <osl/file.hxx> + + +// namespace directives + + +namespace fpicker{ +namespace win32{ +namespace vista{ + + +VistaFilePickerEventHandler::VistaFilePickerEventHandler(IVistaFilePickerInternalNotify* pInternalNotify) + : m_nRefCount (0 ) + , m_nListenerHandle (0 ) + , m_pDialog ( ) + , m_pInternalNotify (pInternalNotify) + , m_lListener (m_aMutex) +{ +} + + +VistaFilePickerEventHandler::~VistaFilePickerEventHandler() +{ +} + + +HRESULT STDMETHODCALLTYPE VistaFilePickerEventHandler::QueryInterface(REFIID rIID , + void** ppObject) +{ + *ppObject=nullptr; + + if ( rIID == IID_IUnknown ) + *ppObject = static_cast<IUnknown*>(static_cast<IFileDialogEvents*>(this)); + + if ( rIID == IID_IFileDialogEvents ) + *ppObject = static_cast<IFileDialogEvents*>(this); + + if ( rIID == IID_IFileDialogControlEvents ) + *ppObject = static_cast<IFileDialogControlEvents*>(this); + + if ( *ppObject != nullptr ) + { + static_cast<IUnknown*>(*ppObject)->AddRef(); + return S_OK; + } + + return E_NOINTERFACE; +} + + +ULONG STDMETHODCALLTYPE VistaFilePickerEventHandler::AddRef() +{ + return osl_atomic_increment(&m_nRefCount); +} + + +ULONG STDMETHODCALLTYPE VistaFilePickerEventHandler::Release() +{ + ULONG nReturn = --m_nRefCount; + if ( m_nRefCount == 0 ) + delete this; + + return nReturn; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnFileOk(IFileDialog* /*pDialog*/) +{ + return E_NOTIMPL; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnFolderChanging(IFileDialog* /*pDialog*/, + IShellItem* /*pFolder*/) +{ + return E_NOTIMPL; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnFolderChange(IFileDialog* /*pDialog*/) +{ + impl_sendEvent(E_DIRECTORY_CHANGED, 0); + m_pInternalNotify->onDirectoryChanged(); + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnSelectionChange(IFileDialog* /*pDialog*/) +{ + impl_sendEvent(E_FILE_SELECTION_CHANGED, 0); + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnShareViolation(IFileDialog* /*pDialog*/ , + + IShellItem* /*pItem*/ , + + FDE_SHAREVIOLATION_RESPONSE* /*pResponse*/) +{ + impl_sendEvent(E_CONTROL_STATE_CHANGED, css::ui::dialogs::CommonFilePickerElementIds::LISTBOX_FILTER); + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnTypeChange(IFileDialog* pDialog) +{ + UINT nFileTypeIndex; + HRESULT hResult = pDialog->GetFileTypeIndex( &nFileTypeIndex ); + + if ( hResult == S_OK ) + { + if ( m_pInternalNotify->onFileTypeChanged( nFileTypeIndex )) + impl_sendEvent(E_CONTROL_STATE_CHANGED, css::ui::dialogs::CommonFilePickerElementIds::LISTBOX_FILTER); + } + + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnOverwrite(IFileDialog* /*pDialog*/ , + IShellItem* /*pItem*/ , + FDE_OVERWRITE_RESPONSE* /*pResponse*/) +{ + return E_NOTIMPL; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnItemSelected(IFileDialogCustomize* /*pCustomize*/, + + DWORD nIDCtl , + + DWORD /*nIDItem*/ ) +{ + + impl_sendEvent(E_CONTROL_STATE_CHANGED, static_cast<sal_Int16>( nIDCtl )); + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnButtonClicked(IFileDialogCustomize* /*pCustomize*/, + DWORD nIDCtl ) +{ + + impl_sendEvent(E_CONTROL_STATE_CHANGED, static_cast<sal_Int16>( nIDCtl)); + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnCheckButtonToggled(IFileDialogCustomize* /*pCustomize*/, + DWORD nIDCtl , + BOOL bChecked ) +{ + if (nIDCtl == css::ui::dialogs::ExtendedFilePickerElementIds::CHECKBOX_AUTOEXTENSION) + m_pInternalNotify->onAutoExtensionChanged(bChecked); + + impl_sendEvent(E_CONTROL_STATE_CHANGED, static_cast<sal_Int16>( nIDCtl)); + + return S_OK; +} + + +STDMETHODIMP VistaFilePickerEventHandler::OnControlActivating(IFileDialogCustomize* /*pCustomize*/, + DWORD nIDCtl ) +{ + impl_sendEvent(E_CONTROL_STATE_CHANGED, static_cast<sal_Int16>( nIDCtl)); + return S_OK; +} + + +void VistaFilePickerEventHandler::addFilePickerListener( const css::uno::Reference< css::ui::dialogs::XFilePickerListener >& xListener ) +{ + m_lListener.addInterface(cppu::UnoType<css::ui::dialogs::XFilePickerListener>::get(), xListener); +} + + +void VistaFilePickerEventHandler::removeFilePickerListener( const css::uno::Reference< css::ui::dialogs::XFilePickerListener >& xListener ) +{ + m_lListener.removeInterface(cppu::UnoType<css::ui::dialogs::XFilePickerListener>::get(), xListener); +} + + +void VistaFilePickerEventHandler::startListening( const TFileDialog& pBroadcaster ) +{ + if (m_pDialog.is()) + return; + + m_pDialog = pBroadcaster; + m_pDialog->Advise(this, &m_nListenerHandle); +} + + +void VistaFilePickerEventHandler::stopListening() +{ + if (m_pDialog.is()) + { + m_pDialog->Unadvise(m_nListenerHandle); + m_pDialog.release(); + } +} + +static const char PROP_CONTROL_ID[] = "control_id"; +static const char PROP_PICKER_LISTENER[] = "picker_listener"; + +namespace { + +class AsyncPickerEvents : public RequestHandler +{ +public: + + AsyncPickerEvents() + {} + + virtual void before() override + {} + + virtual void doRequest(const RequestRef& rRequest) override + { + const ::sal_Int32 nEventID = rRequest->getRequest(); + const ::sal_Int16 nControlID = rRequest->getArgumentOrDefault(PROP_CONTROL_ID, ::sal_Int16(0)); + const css::uno::Reference< css::ui::dialogs::XFilePickerListener > xListener = rRequest->getArgumentOrDefault(PROP_PICKER_LISTENER, css::uno::Reference< css::ui::dialogs::XFilePickerListener >()); + + if ( ! xListener.is()) + return; + + css::ui::dialogs::FilePickerEvent aEvent; + aEvent.ElementId = nControlID; + + switch (nEventID) + { + case VistaFilePickerEventHandler::E_FILE_SELECTION_CHANGED : + xListener->fileSelectionChanged(aEvent); + break; + + case VistaFilePickerEventHandler::E_DIRECTORY_CHANGED : + xListener->directoryChanged(aEvent); + break; + + case VistaFilePickerEventHandler::E_HELP_REQUESTED : + xListener->helpRequested(aEvent); + break; + + case VistaFilePickerEventHandler::E_CONTROL_STATE_CHANGED : + xListener->controlStateChanged(aEvent); + break; + + case VistaFilePickerEventHandler::E_DIALOG_SIZE_CHANGED : + xListener->dialogSizeChanged(); + break; + + // no default here. Let compiler detect changes on enum set ! + } + } + + virtual void after() override + {} +}; + +} + +void VistaFilePickerEventHandler::impl_sendEvent( EEventType eEventType, + ::sal_Int16 nControlID) +{ + // See special handling in ~AsyncRequests for this static + static AsyncRequests aNotify(std::make_shared<AsyncPickerEvents>()); + + ::cppu::OInterfaceContainerHelper* pContainer = m_lListener.getContainer( cppu::UnoType<css::ui::dialogs::XFilePickerListener>::get()); + if ( ! pContainer) + return; + + ::cppu::OInterfaceIteratorHelper pIterator(*pContainer); + while (pIterator.hasMoreElements()) + { + try + { + css::uno::Reference< css::ui::dialogs::XFilePickerListener > xListener (pIterator.next(), css::uno::UNO_QUERY); + + RequestRef rRequest = std::make_shared<Request>(); + rRequest->setRequest (eEventType); + rRequest->setArgument(PROP_PICKER_LISTENER, xListener); + if ( nControlID ) + rRequest->setArgument(PROP_CONTROL_ID, nControlID); + + aNotify.triggerRequestDirectly(rRequest); + //aNotify.triggerRequestNonBlocked(rRequest); + } + catch(const css::uno::RuntimeException&) + { + pIterator.remove(); + } + } +} + +} // namespace vista +} // namespace win32 +} // namespace fpicker + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |