/* -*- 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 #include #include #include #include #include #include #include #include #include #include #include #include #if CHECK_ANY_QT_USING_X11 #include #endif #include #include #include #include #include #include #include #include #include #if QT_VERSION >= QT_VERSION_CHECK(6, 5, 0) #include #endif #include #include #include #include #include #if CHECK_QT5_USING_X11 #include #endif #include #include #include #include #include #include static void SvpDamageHandler(void* handle, sal_Int32 nExtentsX, sal_Int32 nExtentsY, sal_Int32 nExtentsWidth, sal_Int32 nExtentsHeight) { QtFrame* pThis = static_cast(handle); pThis->Damage(nExtentsX, nExtentsY, nExtentsWidth, nExtentsHeight); } namespace { sal_Int32 screenNumber(const QScreen* pScreen) { const QList screens = QApplication::screens(); sal_Int32 nScreen = 0; bool bFound = false; for (const QScreen* pCurScreen : screens) { if (pScreen == pCurScreen) { bFound = true; break; } nScreen++; } return bFound ? nScreen : -1; } } QtFrame::QtFrame(QtFrame* pParent, SalFrameStyleFlags nStyle, bool bUseCairo) : m_pTopLevel(nullptr) , m_bUseCairo(bUseCairo) , m_bNullRegion(true) , m_bGraphicsInUse(false) , m_ePointerStyle(PointerStyle::Arrow) , m_pDragSource(nullptr) , m_pDropTarget(nullptr) , m_bInDrag(false) , m_bDefaultSize(true) , m_bDefaultPos(true) , m_bFullScreen(false) , m_bFullScreenSpanAll(false) #if CHECK_ANY_QT_USING_X11 , m_nKeyModifiers(ModKeyFlags::NONE) #endif , m_nInputLanguage(LANGUAGE_DONTKNOW) { QtInstance* pInst = GetQtInstance(); pInst->insertFrame(this); m_aDamageHandler.handle = this; m_aDamageHandler.damaged = ::SvpDamageHandler; if (nStyle & SalFrameStyleFlags::DEFAULT) // ensure default style { nStyle |= SalFrameStyleFlags::MOVEABLE | SalFrameStyleFlags::SIZEABLE | SalFrameStyleFlags::CLOSEABLE; nStyle &= ~SalFrameStyleFlags::FLOAT; } m_nStyle = nStyle; m_pParent = pParent; Qt::WindowFlags aWinFlags(Qt::Widget); if (!(nStyle & SalFrameStyleFlags::SYSTEMCHILD)) { if (nStyle & SalFrameStyleFlags::INTRO) aWinFlags = Qt::SplashScreen; // floating toolbars are frameless tool windows // + they must be able to receive keyboard focus else if ((nStyle & SalFrameStyleFlags::FLOAT) && (nStyle & SalFrameStyleFlags::OWNERDRAWDECORATION)) aWinFlags = Qt::Tool | Qt::FramelessWindowHint; else if (nStyle & SalFrameStyleFlags::TOOLTIP) aWinFlags = Qt::ToolTip; // Can't use Qt::Popup, because it grabs the input focus and generates a focus-out event, // instantly auto-closing the LO's editable ComboBox popup. // On X11, the alternative Qt::Window | Qt::FramelessWindowHint | Qt::BypassWindowManagerHint // seems to work well enough, but at least on Wayland and WASM, this results in problems. // So while using Qt::ToolTip, the popups are wrongly advertised via accessibility, at least // the GUI seems to work on all platforms... what a mess. else if (isPopup()) aWinFlags = Qt::ToolTip | Qt::FramelessWindowHint; else if (nStyle & SalFrameStyleFlags::TOOLWINDOW) aWinFlags = Qt::Tool; // top level windows can't be transient in Qt, so make them dialogs, if they have a parent. At least // the plasma shell relies on this setting to skip dialogs in the window list. And Qt Xcb will just // set transient for the types Dialog, Sheet, Tool, SplashScreen, ToolTip, Drawer and Popup. else if (nStyle & SalFrameStyleFlags::DIALOG || m_pParent) aWinFlags = Qt::Dialog; else aWinFlags = Qt::Window; } if (aWinFlags == Qt::Window) { m_pTopLevel = new QtMainWindow(*this, aWinFlags); m_pQWidget = new QtWidget(*this); m_pTopLevel->setCentralWidget(m_pQWidget); m_pTopLevel->setFocusProxy(m_pQWidget); } else { m_pQWidget = new QtWidget(*this, aWinFlags); // from Qt's POV the popup window doesn't have the input focus, so we must force tooltips... if (isPopup()) m_pQWidget->setAttribute(Qt::WA_AlwaysShowToolTips); } FillSystemEnvData(m_aSystemData, reinterpret_cast(this), m_pQWidget); QWindow* pChildWindow = windowHandle(); connect(pChildWindow, &QWindow::screenChanged, this, &QtFrame::screenChanged); if (pParent && !(pParent->m_nStyle & SalFrameStyleFlags::PLUG)) { QWindow* pParentWindow = pParent->windowHandle(); if (pParentWindow && pChildWindow && (pParentWindow != pChildWindow)) pChildWindow->setTransientParent(pParentWindow); } SetIcon(SV_ICON_ID_OFFICE); } void QtFrame::screenChanged(QScreen*) { m_pQWidget->fakeResize(); } void QtFrame::FillSystemEnvData(SystemEnvData& rData, sal_IntPtr pWindow, QWidget* pWidget) { assert(rData.platform == SystemEnvData::Platform::Invalid); assert(rData.toolkit == SystemEnvData::Toolkit::Invalid); if (QGuiApplication::platformName() == "wayland") rData.platform = SystemEnvData::Platform::Wayland; else if (QGuiApplication::platformName() == "xcb") rData.platform = SystemEnvData::Platform::Xcb; else if (QGuiApplication::platformName() == "wasm") rData.platform = SystemEnvData::Platform::WASM; else { // maybe add a SystemEnvData::Platform::Unsupported to avoid special cases and not abort? SAL_WARN("vcl.qt", "Unsupported qt VCL platform: " << toOUString(QGuiApplication::platformName())); std::abort(); } rData.toolkit = SystemEnvData::Toolkit::Qt; rData.aShellWindow = pWindow; rData.pWidget = pWidget; } QtFrame::~QtFrame() { QtInstance* pInst = GetQtInstance(); pInst->eraseFrame(this); delete asChild(); m_aSystemData.aShellWindow = 0; } void QtFrame::Damage(sal_Int32 nExtentsX, sal_Int32 nExtentsY, sal_Int32 nExtentsWidth, sal_Int32 nExtentsHeight) const { m_pQWidget->update(scaledQRect(QRect(nExtentsX, nExtentsY, nExtentsWidth, nExtentsHeight), 1 / devicePixelRatioF())); } SalGraphics* QtFrame::AcquireGraphics() { if (m_bGraphicsInUse) return nullptr; m_bGraphicsInUse = true; if (m_bUseCairo) { if (!m_pSvpGraphics) { QSize aSize = m_pQWidget->size() * devicePixelRatioF(); m_pSvpGraphics.reset(new QtSvpGraphics(this)); m_pSurface.reset( cairo_image_surface_create(CAIRO_FORMAT_ARGB32, aSize.width(), aSize.height())); m_pSvpGraphics->setSurface(m_pSurface.get(), basegfx::B2IVector(aSize.width(), aSize.height())); cairo_surface_set_user_data(m_pSurface.get(), QtSvpGraphics::getDamageKey(), &m_aDamageHandler, nullptr); } return m_pSvpGraphics.get(); } else { if (!m_pQtGraphics) { m_pQtGraphics.reset(new QtGraphics(this)); m_pQImage.reset( new QImage(m_pQWidget->size() * devicePixelRatioF(), Qt_DefaultFormat32)); m_pQImage->fill(Qt::transparent); m_pQtGraphics->ChangeQImage(m_pQImage.get()); } return m_pQtGraphics.get(); } } void QtFrame::ReleaseGraphics(SalGraphics* pSalGraph) { (void)pSalGraph; if (m_bUseCairo) assert(pSalGraph == m_pSvpGraphics.get()); else assert(pSalGraph == m_pQtGraphics.get()); m_bGraphicsInUse = false; } bool QtFrame::PostEvent(std::unique_ptr pData) { QtInstance* pInst = GetQtInstance(); pInst->PostEvent(this, pData.release(), SalEvent::UserEvent); return true; } QWidget* QtFrame::asChild() const { if (m_pTopLevel) return m_pTopLevel; return m_pQWidget; } qreal QtFrame::devicePixelRatioF() const { return asChild()->devicePixelRatioF(); } bool QtFrame::isWindow() const { return asChild()->isWindow(); } QWindow* QtFrame::windowHandle() const { // set attribute 'Qt::WA_NativeWindow' first to make sure a window handle actually exists QWidget* pChild = asChild(); assert(pChild->window() == pChild); switch (m_aSystemData.platform) { case SystemEnvData::Platform::Wayland: case SystemEnvData::Platform::Xcb: pChild->setAttribute(Qt::WA_NativeWindow); break; case SystemEnvData::Platform::WASM: // no idea, why Qt::WA_NativeWindow breaks the menubar for EMSCRIPTEN break; case SystemEnvData::Platform::Invalid: std::abort(); break; } return pChild->windowHandle(); } QScreen* QtFrame::screen() const { return asChild()->screen(); } bool QtFrame::GetUseDarkMode() const { #if QT_VERSION >= QT_VERSION_CHECK(6, 5, 0) const QStyleHints* pStyleHints = QApplication::styleHints(); return pStyleHints->colorScheme() == Qt::ColorScheme::Dark; #else // use same mechanism for determining dark mode preference as xdg-desktop-portal-kde, s. // https://invent.kde.org/plasma/xdg-desktop-portal-kde/-/blob/0a4237549debf9518f8cfbaf531456850c0729bd/src/settings.cpp#L213-227 const QPalette aPalette = QApplication::palette(); const int nWindowBackGroundGray = qGray(aPalette.window().color().rgb()); return nWindowBackGroundGray < 192; #endif } bool QtFrame::isMinimized() const { return asChild()->isMinimized(); } bool QtFrame::isMaximized() const { return asChild()->isMaximized(); } void QtFrame::SetWindowStateImpl(Qt::WindowStates eState) { return asChild()->setWindowState(eState); } void QtFrame::SetTitle(const OUString& rTitle) { QtInstance* pSalInst(GetQtInstance()); assert(pSalInst); pSalInst->RunInMainThread( [this, rTitle]() { m_pQWidget->window()->setWindowTitle(toQString(rTitle)); }); } void QtFrame::SetIcon(sal_uInt16 nIcon) { if (m_nStyle & (SalFrameStyleFlags::PLUG | SalFrameStyleFlags::SYSTEMCHILD | SalFrameStyleFlags::FLOAT | SalFrameStyleFlags::INTRO | SalFrameStyleFlags::OWNERDRAWDECORATION) || !isWindow()) return; QString appicon; if (nIcon == SV_ICON_ID_TEXT) appicon = "libreoffice-writer"; else if (nIcon == SV_ICON_ID_SPREADSHEET) appicon = "libreoffice-calc"; else if (nIcon == SV_ICON_ID_DRAWING) appicon = "libreoffice-draw"; else if (nIcon == SV_ICON_ID_PRESENTATION) appicon = "libreoffice-impress"; else if (nIcon == SV_ICON_ID_DATABASE) appicon = "libreoffice-base"; else if (nIcon == SV_ICON_ID_FORMULA) appicon = "libreoffice-math"; else appicon = "libreoffice-startcenter"; QIcon aIcon = QIcon::fromTheme(appicon); m_pQWidget->window()->setWindowIcon(aIcon); } void QtFrame::SetMenu(SalMenu*) {} void QtFrame::SetExtendedFrameStyle(SalExtStyle /*nExtStyle*/) { /* not needed */} void QtFrame::Show(bool bVisible, bool bNoActivate) { assert(m_pQWidget); if (bVisible == asChild()->isVisible()) return; auto* pSalInst(GetQtInstance()); assert(pSalInst); if (!bVisible) // hide { pSalInst->RunInMainThread([this]() { asChild()->setVisible(false); }); return; } // show SetDefaultSize(); pSalInst->RunInMainThread([this, bNoActivate]() { QWidget* const pChild = asChild(); pChild->setVisible(true); pChild->raise(); if (!bNoActivate) { pChild->activateWindow(); pChild->setFocus(); } }); } void QtFrame::SetMinClientSize(tools::Long nWidth, tools::Long nHeight) { if (!isChild()) { const qreal fRatio = devicePixelRatioF(); asChild()->setMinimumSize(round(nWidth / fRatio), round(nHeight / fRatio)); } } void QtFrame::SetMaxClientSize(tools::Long nWidth, tools::Long nHeight) { if (!isChild()) { const qreal fRatio = devicePixelRatioF(); asChild()->setMaximumSize(round(nWidth / fRatio), round(nHeight / fRatio)); } } int QtFrame::menuBarOffset() const { QtMainWindow* pTopLevel = m_pParent->GetTopLevelWindow(); if (pTopLevel && pTopLevel->menuBar() && pTopLevel->menuBar()->isVisible()) return round(pTopLevel->menuBar()->geometry().height() * devicePixelRatioF()); return 0; } void QtFrame::SetDefaultPos() { if (!m_bDefaultPos) return; // center on parent if (m_pParent) { const qreal fRatio = devicePixelRatioF(); QWidget* const pParentWin = m_pParent->asChild()->window(); QWidget* const pChildWin = asChild()->window(); QPoint aPos = (pParentWin->rect().center() - pChildWin->rect().center()) * fRatio; aPos.ry() -= menuBarOffset(); SetPosSize(aPos.x(), aPos.y(), 0, 0, SAL_FRAME_POSSIZE_X | SAL_FRAME_POSSIZE_Y); assert(!m_bDefaultPos); } else m_bDefaultPos = false; } Size QtFrame::CalcDefaultSize() { assert(isWindow()); Size aSize; if (!m_bFullScreen) { const QScreen* pScreen = screen(); if (!pScreen) pScreen = QGuiApplication::screens().at(0); aSize = bestmaxFrameSizeForScreenSize(toSize(pScreen->size())); } else { if (!m_bFullScreenSpanAll) { aSize = toSize(QGuiApplication::screens().at(maGeometry.screen())->size()); } else { QScreen* pScreen = QGuiApplication::screenAt(QPoint(0, 0)); aSize = toSize(pScreen->availableVirtualGeometry().size()); } } return aSize; } void QtFrame::SetDefaultSize() { if (!m_bDefaultSize) return; Size aDefSize = CalcDefaultSize(); SetPosSize(0, 0, aDefSize.Width(), aDefSize.Height(), SAL_FRAME_POSSIZE_WIDTH | SAL_FRAME_POSSIZE_HEIGHT); assert(!m_bDefaultSize); } void QtFrame::SetPosSize(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, sal_uInt16 nFlags) { if (!isWindow() || isChild(true, false)) return; if (nFlags & (SAL_FRAME_POSSIZE_WIDTH | SAL_FRAME_POSSIZE_HEIGHT)) { if (isChild(false) || !m_pQWidget->isMaximized()) { if (!(nFlags & SAL_FRAME_POSSIZE_WIDTH)) nWidth = maGeometry.width(); else if (!(nFlags & SAL_FRAME_POSSIZE_HEIGHT)) nHeight = maGeometry.height(); if (nWidth > 0 && nHeight > 0) { m_bDefaultSize = false; const int nNewWidth = round(nWidth / devicePixelRatioF()); const int nNewHeight = round(nHeight / devicePixelRatioF()); if (m_nStyle & SalFrameStyleFlags::SIZEABLE) asChild()->resize(nNewWidth, nNewHeight); else asChild()->setFixedSize(nNewWidth, nNewHeight); } // assume the resize happened // needed for calculations and will eventually be corrected by events if (nWidth > 0) maGeometry.setWidth(nWidth); if (nHeight > 0) maGeometry.setHeight(nHeight); } } if (!(nFlags & (SAL_FRAME_POSSIZE_X | SAL_FRAME_POSSIZE_Y))) { if (nFlags & (SAL_FRAME_POSSIZE_WIDTH | SAL_FRAME_POSSIZE_HEIGHT)) SetDefaultPos(); return; } if (m_pParent) { const SalFrameGeometry& aParentGeometry = m_pParent->maGeometry; if (QGuiApplication::isRightToLeft()) nX = aParentGeometry.x() + aParentGeometry.width() - nX - maGeometry.width() - 1; else nX += aParentGeometry.x(); nY += aParentGeometry.y() + menuBarOffset(); } if (!(nFlags & SAL_FRAME_POSSIZE_X)) nX = maGeometry.x(); else if (!(nFlags & SAL_FRAME_POSSIZE_Y)) nY = maGeometry.y(); // assume the reposition happened // needed for calculations and will eventually be corrected by events later maGeometry.setPos({ nX, nY }); m_bDefaultPos = false; asChild()->move(round(nX / devicePixelRatioF()), round(nY / devicePixelRatioF())); } void QtFrame::GetClientSize(tools::Long& rWidth, tools::Long& rHeight) { rWidth = round(m_pQWidget->width() * devicePixelRatioF()); rHeight = round(m_pQWidget->height() * devicePixelRatioF()); } void QtFrame::GetWorkArea(AbsoluteScreenPixelRectangle& rRect) { if (!isWindow()) return; QScreen* pScreen = screen(); if (!pScreen) return; QSize aSize = pScreen->availableVirtualSize() * devicePixelRatioF(); rRect = AbsoluteScreenPixelRectangle(0, 0, aSize.width(), aSize.height()); } SalFrame* QtFrame::GetParent() const { return m_pParent; } void QtFrame::SetModal(bool bModal) { if (!isWindow() || asChild()->isModal() == bModal) return; auto* pSalInst(GetQtInstance()); assert(pSalInst); pSalInst->RunInMainThread([this, bModal]() { QWidget* const pChild = asChild(); const bool bWasVisible = pChild->isVisible(); // modality change is only effective if the window is hidden if (bWasVisible) { pChild->hide(); if (QGuiApplication::platformName() == "xcb") { SAL_WARN("vcl.qt", "SetModal called after Show - apply delay"); // tdf#152979 give QXcbConnection some time to avoid // "qt.qpa.xcb: internal error: void QXcbWindow::setNetWmStateOnUnmappedWindow() called on mapped window" QThread::msleep(100); } } pChild->setWindowModality(bModal ? Qt::WindowModal : Qt::NonModal); if (bWasVisible) pChild->show(); }); } bool QtFrame::GetModal() const { return isWindow() && windowHandle()->isModal(); } void QtFrame::SetWindowState(const vcl::WindowData* pState) { if (!isWindow() || !pState || isChild(true, false)) return; const vcl::WindowDataMask nMaxGeometryMask = vcl::WindowDataMask::PosSize | vcl::WindowDataMask::MaximizedX | vcl::WindowDataMask::MaximizedY | vcl::WindowDataMask::MaximizedWidth | vcl::WindowDataMask::MaximizedHeight; if ((pState->mask() & vcl::WindowDataMask::State) && (pState->state() & vcl::WindowState::Maximized) && !isMaximized() && (pState->mask() & nMaxGeometryMask) == nMaxGeometryMask) { const qreal fRatio = devicePixelRatioF(); QWidget* const pChild = asChild(); pChild->resize(ceil(pState->width() / fRatio), ceil(pState->height() / fRatio)); pChild->move(ceil(pState->x() / fRatio), ceil(pState->y() / fRatio)); SetWindowStateImpl(Qt::WindowMaximized); } else if (pState->mask() & vcl::WindowDataMask::PosSize) { sal_uInt16 nPosSizeFlags = 0; if (pState->mask() & vcl::WindowDataMask::X) nPosSizeFlags |= SAL_FRAME_POSSIZE_X; if (pState->mask() & vcl::WindowDataMask::Y) nPosSizeFlags |= SAL_FRAME_POSSIZE_Y; if (pState->mask() & vcl::WindowDataMask::Width) nPosSizeFlags |= SAL_FRAME_POSSIZE_WIDTH; if (pState->mask() & vcl::WindowDataMask::Height) nPosSizeFlags |= SAL_FRAME_POSSIZE_HEIGHT; SetPosSize(pState->x(), pState->y(), pState->width(), pState->height(), nPosSizeFlags); } else if (pState->mask() & vcl::WindowDataMask::State && !isChild()) { if (pState->state() & vcl::WindowState::Maximized) SetWindowStateImpl(Qt::WindowMaximized); else if (pState->state() & vcl::WindowState::Minimized) SetWindowStateImpl(Qt::WindowMinimized); else SetWindowStateImpl(Qt::WindowNoState); } } bool QtFrame::GetWindowState(vcl::WindowData* pState) { pState->setState(vcl::WindowState::Normal); pState->setMask(vcl::WindowDataMask::State); if (isMinimized()) pState->rState() |= vcl::WindowState::Minimized; else if (isMaximized()) pState->rState() |= vcl::WindowState::Maximized; else { // we want the frame position and the client area size QRect rect = scaledQRect({ asChild()->pos(), asChild()->size() }, devicePixelRatioF()); pState->setPosSize(toRectangle(rect)); pState->rMask() |= vcl::WindowDataMask::PosSize; } return true; } void QtFrame::ShowFullScreen(bool bFullScreen, sal_Int32 nScreen) { // only top-level windows can go fullscreen assert(m_pTopLevel); if (m_bFullScreen == bFullScreen) return; m_bFullScreen = bFullScreen; m_bFullScreenSpanAll = m_bFullScreen && (nScreen < 0); // show it if it isn't shown yet if (!isWindow()) m_pTopLevel->show(); if (m_bFullScreen) { m_aRestoreGeometry = m_pTopLevel->geometry(); m_nRestoreScreen = maGeometry.screen(); SetScreenNumber(m_bFullScreenSpanAll ? m_nRestoreScreen : nScreen); if (!m_bFullScreenSpanAll) windowHandle()->showFullScreen(); else windowHandle()->showNormal(); } else { SetScreenNumber(m_nRestoreScreen); windowHandle()->showNormal(); m_pTopLevel->setGeometry(m_aRestoreGeometry); } } void QtFrame::StartPresentation(bool bStart) { #if CHECK_ANY_QT_USING_X11 // meh - so there's no Qt platform independent solution // https://forum.qt.io/topic/38504/solved-qdialog-in-fullscreen-disable-os-screensaver assert(m_aSystemData.platform != SystemEnvData::Platform::Invalid); unsigned int nRootWindow(0); std::optional aDisplay; #if CHECK_QT5_USING_X11 if (QX11Info::isPlatformX11()) { nRootWindow = QX11Info::appRootWindow(); aDisplay = QX11Info::display(); } #endif m_SessionManagerInhibitor.inhibit(bStart, u"presentation", APPLICATION_INHIBIT_IDLE, nRootWindow, aDisplay); #else Q_UNUSED(bStart) #endif } void QtFrame::SetAlwaysOnTop(bool bOnTop) { QWidget* const pWidget = asChild(); const Qt::WindowFlags flags = pWidget->windowFlags(); if (bOnTop) pWidget->setWindowFlags(flags | Qt::CustomizeWindowHint | Qt::WindowStaysOnTopHint); else pWidget->setWindowFlags(flags & ~(Qt::CustomizeWindowHint | Qt::WindowStaysOnTopHint)); } void QtFrame::ToTop(SalFrameToTop nFlags) { QtInstance* pSalInst(GetQtInstance()); assert(pSalInst); pSalInst->RunInMainThread([this, nFlags]() { QWidget* const pWidget = asChild(); if (isWindow() && !(nFlags & SalFrameToTop::GrabFocusOnly)) pWidget->raise(); if ((nFlags & SalFrameToTop::RestoreWhenMin) || (nFlags & SalFrameToTop::ForegroundTask)) { if (nFlags & SalFrameToTop::RestoreWhenMin) pWidget->setWindowState(pWidget->windowState() & ~Qt::WindowMinimized); pWidget->activateWindow(); } else if ((nFlags & SalFrameToTop::GrabFocus) || (nFlags & SalFrameToTop::GrabFocusOnly)) { if (!(nFlags & SalFrameToTop::GrabFocusOnly)) pWidget->activateWindow(); pWidget->setFocus(Qt::OtherFocusReason); } }); } void QtFrame::SetPointer(PointerStyle ePointerStyle) { if (ePointerStyle == m_ePointerStyle) return; m_ePointerStyle = ePointerStyle; m_pQWidget->setCursor(GetQtData()->getCursor(ePointerStyle)); } void QtFrame::CaptureMouse(bool bMouse) { static const char* pEnv = getenv("SAL_NO_MOUSEGRABS"); if (pEnv && *pEnv) return; if (bMouse) m_pQWidget->grabMouse(); else m_pQWidget->releaseMouse(); } void QtFrame::SetPointerPos(tools::Long nX, tools::Long nY) { // some cursor already exists (and it has m_ePointerStyle shape) // so here we just reposition it QCursor::setPos(m_pQWidget->mapToGlobal(QPoint(nX, nY) / devicePixelRatioF())); } void QtFrame::Flush() { // was: QGuiApplication::sync(); // but FIXME it causes too many issues, figure out sth better // unclear if we need to also flush cairo surface - gtk3 backend // does not do it. QPainter in QtWidget::paintEvent() is // destroyed, so that state should be safely flushed. } bool QtFrame::ShowTooltip(const OUString& rText, const tools::Rectangle& rHelpArea) { QRect aHelpArea(toQRect(rHelpArea)); if (QGuiApplication::isRightToLeft()) aHelpArea.moveLeft(maGeometry.width() - aHelpArea.width() - aHelpArea.left() - 1); m_aTooltipText = rText; m_aTooltipArea = aHelpArea; return true; } void QtFrame::SetInputContext(SalInputContext* pContext) { if (!pContext) return; if (!(pContext->mnOptions & InputContextFlags::Text)) return; m_pQWidget->setAttribute(Qt::WA_InputMethodEnabled); } void QtFrame::EndExtTextInput(EndExtTextInputFlags /*nFlags*/) { if (m_pQWidget) m_pQWidget->endExtTextInput(); } OUString QtFrame::GetKeyName(sal_uInt16 nKeyCode) { vcl::KeyCode vclKeyCode(nKeyCode); int nCode = vclKeyCode.GetCode(); int nRetCode = 0; if (nCode >= KEY_0 && nCode <= KEY_9) nRetCode = (nCode - KEY_0) + Qt::Key_0; else if (nCode >= KEY_A && nCode <= KEY_Z) nRetCode = (nCode - KEY_A) + Qt::Key_A; else if (nCode >= KEY_F1 && nCode <= KEY_F26) nRetCode = (nCode - KEY_F1) + Qt::Key_F1; else { switch (nCode) { case KEY_DOWN: nRetCode = Qt::Key_Down; break; case KEY_UP: nRetCode = Qt::Key_Up; break; case KEY_LEFT: nRetCode = Qt::Key_Left; break; case KEY_RIGHT: nRetCode = Qt::Key_Right; break; case KEY_HOME: nRetCode = Qt::Key_Home; break; case KEY_END: nRetCode = Qt::Key_End; break; case KEY_PAGEUP: nRetCode = Qt::Key_PageUp; break; case KEY_PAGEDOWN: nRetCode = Qt::Key_PageDown; break; case KEY_RETURN: nRetCode = Qt::Key_Return; break; case KEY_ESCAPE: nRetCode = Qt::Key_Escape; break; case KEY_TAB: nRetCode = Qt::Key_Tab; break; case KEY_BACKSPACE: nRetCode = Qt::Key_Backspace; break; case KEY_SPACE: nRetCode = Qt::Key_Space; break; case KEY_INSERT: nRetCode = Qt::Key_Insert; break; case KEY_DELETE: nRetCode = Qt::Key_Delete; break; case KEY_ADD: nRetCode = Qt::Key_Plus; break; case KEY_SUBTRACT: nRetCode = Qt::Key_Minus; break; case KEY_MULTIPLY: nRetCode = Qt::Key_Asterisk; break; case KEY_DIVIDE: nRetCode = Qt::Key_Slash; break; case KEY_POINT: nRetCode = Qt::Key_Period; break; case KEY_COMMA: nRetCode = Qt::Key_Comma; break; case KEY_LESS: nRetCode = Qt::Key_Less; break; case KEY_GREATER: nRetCode = Qt::Key_Greater; break; case KEY_EQUAL: nRetCode = Qt::Key_Equal; break; case KEY_FIND: nRetCode = Qt::Key_Find; break; case KEY_CONTEXTMENU: nRetCode = Qt::Key_Menu; break; case KEY_HELP: nRetCode = Qt::Key_Help; break; case KEY_UNDO: nRetCode = Qt::Key_Undo; break; case KEY_REPEAT: nRetCode = Qt::Key_Redo; break; case KEY_TILDE: nRetCode = Qt::Key_AsciiTilde; break; case KEY_QUOTELEFT: nRetCode = Qt::Key_QuoteLeft; break; case KEY_BRACKETLEFT: nRetCode = Qt::Key_BracketLeft; break; case KEY_BRACKETRIGHT: nRetCode = Qt::Key_BracketRight; break; case KEY_NUMBERSIGN: nRetCode = Qt::Key_NumberSign; break; case KEY_XF86FORWARD: nRetCode = Qt::Key_Forward; break; case KEY_XF86BACK: nRetCode = Qt::Key_Back; break; case KEY_COLON: nRetCode = Qt::Key_Colon; break; case KEY_SEMICOLON: nRetCode = Qt::Key_Semicolon; break; // Special cases case KEY_COPY: nRetCode = Qt::Key_Copy; break; case KEY_CUT: nRetCode = Qt::Key_Cut; break; case KEY_PASTE: nRetCode = Qt::Key_Paste; break; case KEY_OPEN: nRetCode = Qt::Key_Open; break; } } if (vclKeyCode.IsShift()) nRetCode += Qt::SHIFT; if (vclKeyCode.IsMod1()) nRetCode += Qt::CTRL; if (vclKeyCode.IsMod2()) nRetCode += Qt::ALT; QKeySequence keySeq(nRetCode); OUString sKeyName = toOUString(keySeq.toString()); return sKeyName; } bool QtFrame::MapUnicodeToKeyCode(sal_Unicode /*aUnicode*/, LanguageType /*aLangType*/, vcl::KeyCode& /*rKeyCode*/) { // not supported yet return false; } LanguageType QtFrame::GetInputLanguage() { return m_nInputLanguage; } void QtFrame::setInputLanguage(LanguageType nInputLanguage) { if (nInputLanguage == m_nInputLanguage) return; m_nInputLanguage = nInputLanguage; CallCallback(SalEvent::InputLanguageChange, nullptr); } static Color toColor(const QColor& rColor) { return Color(rColor.red(), rColor.green(), rColor.blue()); } static bool toVclFont(const QFont& rQFont, const css::lang::Locale& rLocale, vcl::Font& rVclFont) { FontAttributes aFA; QtFontFace::fillAttributesFromQFont(rQFont, aFA); bool bFound = psp::PrintFontManager::get().matchFont(aFA, rLocale); SAL_INFO("vcl.qt", "font match result for '" << rQFont.family() << "': " << (bFound ? OUString::Concat("'") + aFA.GetFamilyName() + "'" : OUString("failed"))); if (!bFound) return false; QFontInfo qFontInfo(rQFont); int nPointHeight = qFontInfo.pointSize(); if (nPointHeight <= 0) nPointHeight = rQFont.pointSize(); vcl::Font aFont(aFA.GetFamilyName(), Size(0, nPointHeight)); if (aFA.GetWeight() != WEIGHT_DONTKNOW) aFont.SetWeight(aFA.GetWeight()); if (aFA.GetWidthType() != WIDTH_DONTKNOW) aFont.SetWidthType(aFA.GetWidthType()); if (aFA.GetItalic() != ITALIC_DONTKNOW) aFont.SetItalic(aFA.GetItalic()); if (aFA.GetPitch() != PITCH_DONTKNOW) aFont.SetPitch(aFA.GetPitch()); rVclFont = aFont; return true; } void QtFrame::UpdateSettings(AllSettings& rSettings) { if (QtData::noNativeControls()) return; StyleSettings style(rSettings.GetStyleSettings()); const css::lang::Locale aLocale = rSettings.GetUILanguageTag().getLocale(); // General settings QPalette pal = QApplication::palette(); style.SetToolbarIconSize(ToolbarIconSize::Large); Color aFore = toColor(pal.color(QPalette::Active, QPalette::WindowText)); Color aBack = toColor(pal.color(QPalette::Active, QPalette::Window)); Color aText = toColor(pal.color(QPalette::Active, QPalette::Text)); Color aBase = toColor(pal.color(QPalette::Active, QPalette::Base)); Color aButn = toColor(pal.color(QPalette::Active, QPalette::ButtonText)); Color aMid = toColor(pal.color(QPalette::Active, QPalette::Mid)); Color aHigh = toColor(pal.color(QPalette::Active, QPalette::Highlight)); Color aHighText = toColor(pal.color(QPalette::Active, QPalette::HighlightedText)); Color aLink = toColor(pal.color(QPalette::Active, QPalette::Link)); Color aVisitedLink = toColor(pal.color(QPalette::Active, QPalette::LinkVisited)); style.SetSkipDisabledInMenus(true); // Foreground style.SetRadioCheckTextColor(aFore); style.SetLabelTextColor(aFore); style.SetDialogTextColor(aFore); style.SetGroupTextColor(aFore); // Text style.SetFieldTextColor(aText); style.SetFieldRolloverTextColor(aText); style.SetListBoxWindowTextColor(aText); style.SetWindowTextColor(aText); style.SetToolTextColor(aText); // Base style.SetFieldColor(aBase); style.SetWindowColor(aBase); style.SetActiveTabColor(aBase); style.SetListBoxWindowBackgroundColor(aBase); style.SetAlternatingRowColor(toColor(pal.color(QPalette::Active, QPalette::AlternateBase))); // Buttons style.SetDefaultButtonTextColor(aButn); style.SetButtonTextColor(aButn); style.SetDefaultActionButtonTextColor(aButn); style.SetActionButtonTextColor(aButn); style.SetFlatButtonTextColor(aButn); style.SetDefaultButtonRolloverTextColor(aButn); style.SetButtonRolloverTextColor(aButn); style.SetDefaultActionButtonRolloverTextColor(aButn); style.SetActionButtonRolloverTextColor(aButn); style.SetFlatButtonRolloverTextColor(aButn); style.SetDefaultButtonPressedRolloverTextColor(aButn); style.SetButtonPressedRolloverTextColor(aButn); style.SetDefaultActionButtonPressedRolloverTextColor(aButn); style.SetActionButtonPressedRolloverTextColor(aButn); style.SetFlatButtonPressedRolloverTextColor(aButn); // Tabs style.SetTabTextColor(aButn); style.SetTabRolloverTextColor(aButn); style.SetTabHighlightTextColor(aButn); // Disable color style.SetDisableColor(toColor(pal.color(QPalette::Disabled, QPalette::WindowText))); // Background style.BatchSetBackgrounds(aBack); style.SetInactiveTabColor(aBack); // Workspace style.SetWorkspaceColor(aMid); // Selection // https://invent.kde.org/plasma/plasma-workspace/-/merge_requests/305 style.SetAccentColor(aHigh); style.SetHighlightColor(aHigh); style.SetHighlightTextColor(aHighText); style.SetListBoxWindowHighlightColor(aHigh); style.SetListBoxWindowHighlightTextColor(aHighText); style.SetActiveColor(aHigh); style.SetActiveTextColor(aHighText); // Links style.SetLinkColor(aLink); style.SetVisitedLinkColor(aVisitedLink); // Tooltip style.SetHelpColor(toColor(QToolTip::palette().color(QPalette::Active, QPalette::ToolTipBase))); style.SetHelpTextColor( toColor(QToolTip::palette().color(QPalette::Active, QPalette::ToolTipText))); // Menu std::unique_ptr pMenuBar = std::make_unique(); QPalette qMenuCG = pMenuBar->palette(); // Menu text and background color, theme specific Color aMenuFore = toColor(qMenuCG.color(QPalette::WindowText)); Color aMenuBack = toColor(qMenuCG.color(QPalette::Window)); style.SetMenuTextColor(aMenuFore); style.SetMenuBarTextColor(style.GetPersonaMenuBarTextColor().value_or(aMenuFore)); style.SetMenuColor(aMenuBack); style.SetMenuBarColor(aMenuBack); style.SetMenuHighlightColor(toColor(qMenuCG.color(QPalette::Highlight))); style.SetMenuHighlightTextColor(toColor(qMenuCG.color(QPalette::HighlightedText))); // set special menubar highlight text color if (QApplication::style()->inherits("HighContrastStyle")) ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor = toColor(qMenuCG.color(QPalette::HighlightedText)); else ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor = aMenuFore; // set menubar rollover color if (pMenuBar->style()->styleHint(QStyle::SH_MenuBar_MouseTracking)) { style.SetMenuBarRolloverColor(toColor(qMenuCG.color(QPalette::Highlight))); style.SetMenuBarRolloverTextColor(ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor); } else { style.SetMenuBarRolloverColor(aMenuBack); style.SetMenuBarRolloverTextColor(aMenuFore); } style.SetMenuBarHighlightTextColor(style.GetMenuHighlightTextColor()); // Default fonts vcl::Font aFont; if (toVclFont(QApplication::font(), aLocale, aFont)) { style.BatchSetFonts(aFont, aFont); aFont.SetWeight(WEIGHT_BOLD); style.SetTitleFont(aFont); style.SetFloatTitleFont(aFont); } // Tooltip font if (toVclFont(QToolTip::font(), aLocale, aFont)) style.SetHelpFont(aFont); // Menu bar font if (toVclFont(pMenuBar->font(), aLocale, aFont)) style.SetMenuFont(aFont); // Icon theme const bool bPreferDarkTheme = GetUseDarkMode(); style.SetPreferredIconTheme(toOUString(QIcon::themeName()), bPreferDarkTheme); // Scroll bar size style.SetScrollBarSize(QApplication::style()->pixelMetric(QStyle::PM_ScrollBarExtent)); style.SetMinThumbSize(QApplication::style()->pixelMetric(QStyle::PM_ScrollBarSliderMin)); // These colors are used for the ruler text and marks style.SetShadowColor(toColor(pal.color(QPalette::Disabled, QPalette::WindowText))); style.SetDarkShadowColor(toColor(pal.color(QPalette::Inactive, QPalette::WindowText))); // Cursor blink interval int nFlashTime = QApplication::cursorFlashTime(); style.SetCursorBlinkTime(nFlashTime != 0 ? nFlashTime / 2 : STYLE_CURSOR_NOBLINKTIME); rSettings.SetStyleSettings(style); } void QtFrame::Beep() { QApplication::beep(); } SalFrame::SalPointerState QtFrame::GetPointerState() { SalPointerState aState; aState.maPos = toPoint(QCursor::pos() * devicePixelRatioF()); aState.maPos.Move(-maGeometry.x(), -maGeometry.y()); aState.mnState = GetMouseModCode(QGuiApplication::mouseButtons()) | GetKeyModCode(QGuiApplication::keyboardModifiers()); return aState; } KeyIndicatorState QtFrame::GetIndicatorState() { return KeyIndicatorState(); } void QtFrame::SimulateKeyPress(sal_uInt16 nKeyCode) { SAL_WARN("vcl.qt", "missing simulate keypress " << nKeyCode); } // don't set QWidget parents; this breaks popups on Wayland, like the LO ComboBox or ColorPicker! void QtFrame::SetParent(SalFrame* pNewParent) { m_pParent = static_cast(pNewParent); } void QtFrame::SetPluginParent(SystemParentData* /*pNewParent*/) { //FIXME: no SetPluginParent impl. for qt5 } void QtFrame::ResetClipRegion() { m_bNullRegion = true; } void QtFrame::BeginSetClipRegion(sal_uInt32) { m_aRegion = QRegion(QRect(QPoint(0, 0), m_pQWidget->size())); } void QtFrame::UnionClipRegion(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight) { m_aRegion = m_aRegion.united(scaledQRect(QRect(nX, nY, nWidth, nHeight), 1 / devicePixelRatioF())); } void QtFrame::EndSetClipRegion() { m_bNullRegion = false; } void QtFrame::SetScreenNumber(unsigned int nScreen) { if (!isWindow()) return; QWindow* const pWindow = windowHandle(); if (!pWindow) return; QList screens = QApplication::screens(); if (static_cast(nScreen) < screens.size() || m_bFullScreenSpanAll) { QRect screenGeo; if (!m_bFullScreenSpanAll) { screenGeo = QGuiApplication::screens().at(nScreen)->geometry(); pWindow->setScreen(QApplication::screens()[nScreen]); } else // special case: fullscreen over all available screens { assert(m_bFullScreen); // left-most screen QScreen* pScreen = QGuiApplication::screenAt(QPoint(0, 0)); // entire virtual desktop screenGeo = pScreen->availableVirtualGeometry(); pWindow->setScreen(pScreen); pWindow->setGeometry(screenGeo); nScreen = screenNumber(pScreen); } // setScreen by itself has no effect, explicitly move the widget to // the new screen asChild()->move(screenGeo.topLeft()); } else { // index outta bounds, use primary screen QScreen* primaryScreen = QApplication::primaryScreen(); pWindow->setScreen(primaryScreen); nScreen = static_cast(screenNumber(primaryScreen)); } maGeometry.setScreen(nScreen); } void QtFrame::SetApplicationID(const OUString& rWMClass) { #if CHECK_QT5_USING_X11 assert(m_aSystemData.platform != SystemEnvData::Platform::Invalid); if (m_aSystemData.platform != SystemEnvData::Platform::Xcb || !m_pTopLevel) return; QtX11Support::setApplicationID(m_pTopLevel->winId(), rWMClass); #else Q_UNUSED(rWMClass); #endif } void QtFrame::ResolveWindowHandle(SystemEnvData& rData) const { if (!rData.pWidget) return; assert(rData.platform != SystemEnvData::Platform::Invalid); if (rData.platform != SystemEnvData::Platform::Wayland) rData.SetWindowHandle(static_cast(rData.pWidget)->winId()); } bool QtFrame::GetUseReducedAnimation() const { return GetQtInstance()->GetUseReducedAnimation(); } // Drag'n'drop foo void QtFrame::registerDragSource(QtDragSource* pDragSource) { assert(!m_pDragSource); m_pDragSource = pDragSource; } void QtFrame::deregisterDragSource(QtDragSource const* pDragSource) { assert(m_pDragSource == pDragSource); (void)pDragSource; m_pDragSource = nullptr; } void QtFrame::registerDropTarget(QtDropTarget* pDropTarget) { assert(!m_pDropTarget); m_pDropTarget = pDropTarget; QtInstance* pSalInst(GetQtInstance()); assert(pSalInst); pSalInst->RunInMainThread([this]() { m_pQWidget->setAcceptDrops(true); }); } void QtFrame::deregisterDropTarget(QtDropTarget const* pDropTarget) { assert(m_pDropTarget == pDropTarget); (void)pDropTarget; m_pDropTarget = nullptr; } static css::uno::Reference lcl_getXTransferable(const QMimeData* pMimeData) { css::uno::Reference xTransferable; const QtMimeData* pQtMimeData = dynamic_cast(pMimeData); if (!pQtMimeData) xTransferable = new QtDnDTransferable(pMimeData); else xTransferable = pQtMimeData->xTransferable(); return xTransferable; } static sal_Int8 lcl_getUserDropAction(const QDropEvent* pEvent, const sal_Int8 nSourceActions, const QMimeData* pMimeData) { // we completely ignore all proposals by the Qt event, as they don't // match at all with the preferred LO DnD actions. // check the key modifiers to detect a user-overridden DnD action #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) const Qt::KeyboardModifiers eKeyMod = pEvent->modifiers(); #else const Qt::KeyboardModifiers eKeyMod = pEvent->keyboardModifiers(); #endif sal_Int8 nUserDropAction = 0; if ((eKeyMod & Qt::ShiftModifier) && !(eKeyMod & Qt::ControlModifier)) nUserDropAction = css::datatransfer::dnd::DNDConstants::ACTION_MOVE; else if ((eKeyMod & Qt::ControlModifier) && !(eKeyMod & Qt::ShiftModifier)) nUserDropAction = css::datatransfer::dnd::DNDConstants::ACTION_COPY; else if ((eKeyMod & Qt::ShiftModifier) && (eKeyMod & Qt::ControlModifier)) nUserDropAction = css::datatransfer::dnd::DNDConstants::ACTION_LINK; nUserDropAction &= nSourceActions; // select the default DnD action, if there isn't a user preference if (0 == nUserDropAction) { // default LO internal action is move, but default external action is copy nUserDropAction = dynamic_cast(pMimeData) ? css::datatransfer::dnd::DNDConstants::ACTION_MOVE : css::datatransfer::dnd::DNDConstants::ACTION_COPY; nUserDropAction &= nSourceActions; // if the default doesn't match any allowed source action, fall back to the // preferred of all allowed source actions if (0 == nUserDropAction) nUserDropAction = toVclDropAction(getPreferredDropAction(nSourceActions)); // this is "our" preference, but actually we would even prefer any default, // if there is any nUserDropAction |= css::datatransfer::dnd::DNDConstants::ACTION_DEFAULT; } return nUserDropAction; } void QtFrame::handleDragMove(QDragMoveEvent* pEvent) { assert(m_pDropTarget); // prepare our suggested drop action for the drop target const sal_Int8 nSourceActions = toVclDropActions(pEvent->possibleActions()); const QMimeData* pMimeData = pEvent->mimeData(); const sal_Int8 nUserDropAction = lcl_getUserDropAction(pEvent, nSourceActions, pMimeData); #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) const Point aPos = toPoint(pEvent->position().toPoint() * devicePixelRatioF()); #else const Point aPos = toPoint(pEvent->pos() * devicePixelRatioF()); #endif css::datatransfer::dnd::DropTargetDragEnterEvent aEvent; aEvent.Source = static_cast(m_pDropTarget); aEvent.Context = static_cast(m_pDropTarget); aEvent.LocationX = aPos.X(); aEvent.LocationY = aPos.Y(); aEvent.DropAction = nUserDropAction; aEvent.SourceActions = nSourceActions; // ask the drop target to accept our drop action if (!m_bInDrag) { aEvent.SupportedDataFlavors = lcl_getXTransferable(pMimeData)->getTransferDataFlavors(); m_pDropTarget->fire_dragEnter(aEvent); m_bInDrag = true; } else m_pDropTarget->fire_dragOver(aEvent); // the drop target accepted our drop action => inform Qt if (m_pDropTarget->proposedDropAction() != 0) { pEvent->setDropAction(getPreferredDropAction(m_pDropTarget->proposedDropAction())); pEvent->accept(); } else // or maybe someone else likes it? pEvent->ignore(); } void QtFrame::handleDrop(QDropEvent* pEvent) { assert(m_pDropTarget); // prepare our suggested drop action for the drop target const sal_Int8 nSourceActions = toVclDropActions(pEvent->possibleActions()); const sal_Int8 nUserDropAction = lcl_getUserDropAction(pEvent, nSourceActions, pEvent->mimeData()); #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) const Point aPos = toPoint(pEvent->position().toPoint() * devicePixelRatioF()); #else const Point aPos = toPoint(pEvent->pos() * devicePixelRatioF()); #endif css::datatransfer::dnd::DropTargetDropEvent aEvent; aEvent.Source = static_cast(m_pDropTarget); aEvent.Context = static_cast(m_pDropTarget); aEvent.LocationX = aPos.X(); aEvent.LocationY = aPos.Y(); aEvent.SourceActions = nSourceActions; aEvent.DropAction = nUserDropAction; aEvent.Transferable = lcl_getXTransferable(pEvent->mimeData()); // ask the drop target to accept our drop action m_pDropTarget->fire_drop(aEvent); m_bInDrag = false; const bool bDropSuccessful = m_pDropTarget->dropSuccessful(); const sal_Int8 nDropAction = m_pDropTarget->proposedDropAction(); // inform the drag source of the drag-origin frame of the drop result if (pEvent->source()) { QtWidget* pWidget = dynamic_cast(pEvent->source()); assert(pWidget); // AFAIK there shouldn't be any non-Qt5Widget as source in LO itself if (pWidget) pWidget->frame().m_pDragSource->fire_dragEnd(nDropAction, bDropSuccessful); } // the drop target accepted our drop action => inform Qt if (bDropSuccessful) { pEvent->setDropAction(getPreferredDropAction(nDropAction)); pEvent->accept(); } else // or maybe someone else likes it? pEvent->ignore(); } void QtFrame::handleDragLeave() { css::datatransfer::dnd::DropTargetEvent aEvent; aEvent.Source = static_cast(m_pDropTarget); m_pDropTarget->fire_dragExit(aEvent); m_bInDrag = false; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */