/* -*- 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/. * */ #include #include #include #include #include #include #include #include using namespace com::sun::star; bool Qt5DragSource::m_bDropSuccessSet = false; bool Qt5DragSource::m_bDropSuccess = false; Qt5DragSource* Qt5DragSource::m_ActiveDragSource = nullptr; Qt5DragSource::~Qt5DragSource() {} void Qt5DragSource::deinitialize() { m_pFrame = nullptr; } sal_Bool Qt5DragSource::isDragImageSupported() { return true; } sal_Int32 Qt5DragSource::getDefaultCursor(sal_Int8) { return 0; } void Qt5DragSource::initialize(const css::uno::Sequence& rArguments) { if (rArguments.getLength() < 2) { throw uno::RuntimeException("DragSource::initialize: Cannot install window event handler", static_cast(this)); } sal_IntPtr nFrame = 0; rArguments.getConstArray()[1] >>= nFrame; if (!nFrame) { throw uno::RuntimeException("DragSource::initialize: missing SalFrame", static_cast(this)); } m_pFrame = reinterpret_cast(nFrame); m_pFrame->registerDragSource(this); } void Qt5DragSource::startDrag( const datatransfer::dnd::DragGestureEvent& /*rEvent*/, sal_Int8 sourceActions, sal_Int32 /*cursor*/, sal_Int32 /*image*/, const css::uno::Reference& rTrans, const css::uno::Reference& rListener) { m_xListener = rListener; m_xTrans = rTrans; if (m_pFrame) { Qt5Widget* qw = static_cast(m_pFrame->GetQWidget()); m_ActiveDragSource = this; m_bDropSuccessSet = false; m_bDropSuccess = false; qw->startDrag(sourceActions); } else dragFailed(); } void Qt5DragSource::dragFailed() { if (m_xListener.is()) { datatransfer::dnd::DragSourceDropEvent aEv; aEv.DropAction = datatransfer::dnd::DNDConstants::ACTION_NONE; aEv.DropSuccess = false; auto xListener = m_xListener; m_xListener.clear(); xListener->dragDropEnd(aEv); } } void Qt5DragSource::fire_dragEnd(sal_Int8 nAction) { if (m_xListener.is()) { datatransfer::dnd::DragSourceDropEvent aEv; aEv.DropAction = nAction; // internal DnD can accept the drop // but still fail in Qt5DropTarget::dropComplete if (m_bDropSuccessSet) aEv.DropSuccess = m_bDropSuccess; else aEv.DropSuccess = true; auto xListener = m_xListener; m_xListener.clear(); xListener->dragDropEnd(aEv); } m_ActiveDragSource = nullptr; } OUString SAL_CALL Qt5DragSource::getImplementationName() { return OUString("com.sun.star.datatransfer.dnd.VclQt5DragSource"); } sal_Bool SAL_CALL Qt5DragSource::supportsService(OUString const& ServiceName) { return cppu::supportsService(this, ServiceName); } css::uno::Sequence SAL_CALL Qt5DragSource::getSupportedServiceNames() { uno::Sequence aRet{ "com.sun.star.datatransfer.dnd.Qt5DragSource" }; return aRet; } Qt5DropTarget::Qt5DropTarget() : WeakComponentImplHelper(m_aMutex) , m_pFrame(nullptr) , m_bActive(false) , m_nDefaultActions(0) { } OUString SAL_CALL Qt5DropTarget::getImplementationName() { return OUString("com.sun.star.datatransfer.dnd.VclQt5DropTarget"); } sal_Bool SAL_CALL Qt5DropTarget::supportsService(OUString const& ServiceName) { return cppu::supportsService(this, ServiceName); } css::uno::Sequence SAL_CALL Qt5DropTarget::getSupportedServiceNames() { uno::Sequence aRet{ "com.sun.star.datatransfer.dnd.Qt5DropTarget" }; return aRet; } Qt5DropTarget::~Qt5DropTarget() { //if (m_pFrame) //m_pFrame->deregisterDropTarget(this); } void Qt5DropTarget::deinitialize() { m_pFrame = nullptr; m_bActive = false; } void Qt5DropTarget::initialize(const uno::Sequence& rArguments) { if (rArguments.getLength() < 2) { throw uno::RuntimeException("DropTarget::initialize: Cannot install window event handler", static_cast(this)); } sal_IntPtr nFrame = 0; rArguments.getConstArray()[1] >>= nFrame; if (!nFrame) { throw uno::RuntimeException("DropTarget::initialize: missing SalFrame", static_cast(this)); } mnDragAction = datatransfer::dnd::DNDConstants::ACTION_NONE; mnDropAction = datatransfer::dnd::DNDConstants::ACTION_NONE; m_pFrame = reinterpret_cast(nFrame); m_pFrame->registerDropTarget(this); m_bActive = true; } void Qt5DropTarget::addDropTargetListener( const uno::Reference& xListener) { ::osl::Guard<::osl::Mutex> aGuard(m_aMutex); m_aListeners.push_back(xListener); } void Qt5DropTarget::removeDropTargetListener( const uno::Reference& xListener) { ::osl::Guard<::osl::Mutex> aGuard(m_aMutex); m_aListeners.erase(std::remove(m_aListeners.begin(), m_aListeners.end(), xListener), m_aListeners.end()); } sal_Bool Qt5DropTarget::isActive() { return m_bActive; } void Qt5DropTarget::setActive(sal_Bool bActive) { m_bActive = bActive; } sal_Int8 Qt5DropTarget::getDefaultActions() { return m_nDefaultActions; } void Qt5DropTarget::setDefaultActions(sal_Int8 nDefaultActions) { m_nDefaultActions = nDefaultActions; } void Qt5DropTarget::fire_dragEnter(const css::datatransfer::dnd::DropTargetDragEnterEvent& dtde) { osl::ClearableGuard<::osl::Mutex> aGuard(m_aMutex); std::vector> aListeners( m_aListeners); aGuard.clear(); for (auto const& listener : aListeners) { listener->dragEnter(dtde); } } void Qt5DropTarget::fire_dragOver(const css::datatransfer::dnd::DropTargetDragEnterEvent& dtde) { osl::ClearableGuard<::osl::Mutex> aGuard(m_aMutex); std::vector> aListeners( m_aListeners); aGuard.clear(); for (auto const& listener : aListeners) { listener->dragOver(dtde); } } void Qt5DropTarget::fire_drop(const css::datatransfer::dnd::DropTargetDropEvent& dtde) { osl::ClearableGuard aGuard(m_aMutex); std::vector> aListeners( m_aListeners); aGuard.clear(); for (auto const& listener : aListeners) { listener->drop(dtde); } } void Qt5DropTarget::acceptDrag(sal_Int8 dragOperation) { mnDragAction = dragOperation; return; } void Qt5DropTarget::rejectDrag() { mnDragAction = 0; return; } void Qt5DropTarget::acceptDrop(sal_Int8 dropOperation) { mnDropAction = dropOperation; return; } void Qt5DropTarget::rejectDrop() { mnDropAction = 0; return; } void Qt5DropTarget::dropComplete(sal_Bool success) { // internal DnD if (Qt5DragSource::m_ActiveDragSource) { Qt5DragSource::m_bDropSuccessSet = true; Qt5DragSource::m_bDropSuccess = success; } return; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */