diff options
Diffstat (limited to 'vcl/source/window/menufloatingwindow.cxx')
| -rw-r--r-- | vcl/source/window/menufloatingwindow.cxx | 1318 |
1 files changed, 1318 insertions, 0 deletions
diff --git a/vcl/source/window/menufloatingwindow.cxx b/vcl/source/window/menufloatingwindow.cxx new file mode 100644 index 000000000..cfd6a6ae1 --- /dev/null +++ b/vcl/source/window/menufloatingwindow.cxx @@ -0,0 +1,1318 @@ +/* -*- 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 "menufloatingwindow.hxx" +#include "menuitemlist.hxx" +#include "bufferdevice.hxx" + +#include <sal/log.hxx> +#include <salframe.hxx> +#include <svdata.hxx> +#include <vcl/decoview.hxx> +#include <vcl/settings.hxx> +#include <window.h> + +MenuFloatingWindow::MenuFloatingWindow( Menu* pMen, vcl::Window* pParent, WinBits nStyle ) : + FloatingWindow( pParent, nStyle ), + pMenu(pMen), + aHighlightChangedTimer("vcl::MenuFloatingWindow aHighlightChangedTimer"), + aSubmenuCloseTimer( "vcl::MenuFloatingWindow aSubmenuCloseTimer" ), + aScrollTimer( "vcl::MenuFloatingWindow aScrollTimer" ), + nHighlightedItem(ITEMPOS_INVALID), + nMBDownPos(ITEMPOS_INVALID), + nScrollerHeight(0), + nFirstEntry(0), + nPosInParent(ITEMPOS_INVALID), + bInExecute(false), + bScrollMenu(false), + bScrollUp(false), + bScrollDown(false), + bIgnoreFirstMove(true), + bKeyInput(false) +{ + mpWindowImpl->mbMenuFloatingWindow= true; + + ApplySettings(*GetOutDev()); + + SetPopupModeEndHdl( LINK( this, MenuFloatingWindow, PopupEnd ) ); + + aHighlightChangedTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, HighlightChanged ) ); + aHighlightChangedTimer.SetTimeout( GetSettings().GetMouseSettings().GetMenuDelay() ); + + aSubmenuCloseTimer.SetTimeout( GetSettings().GetMouseSettings().GetMenuDelay() ); + aSubmenuCloseTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, SubmenuClose ) ); + + aScrollTimer.SetInvokeHandler( LINK( this, MenuFloatingWindow, AutoScroll ) ); + + AddEventListener( LINK( this, MenuFloatingWindow, ShowHideListener ) ); +} + +void MenuFloatingWindow::doShutdown() +{ + if( !pMenu ) + return; + + // #105373# notify toolkit that highlight was removed + // otherwise the entry will not be read when the menu is opened again + if( nHighlightedItem != ITEMPOS_INVALID ) + pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, nHighlightedItem ); + if (!bKeyInput && pMenu && pMenu->pStartedFrom && !pMenu->pStartedFrom->IsMenuBar()) + { + // #102461# remove highlight in parent + size_t i, nCount = pMenu->pStartedFrom->pItemList->size(); + for(i = 0; i < nCount; i++) + { + MenuItemData* pData = pMenu->pStartedFrom->pItemList->GetDataFromPos( i ); + if( pData && ( pData->pSubMenu == pMenu ) ) + break; + } + if( i < nCount ) + { + MenuFloatingWindow* pPWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->ImplGetWindow()); + if (pPWin) + pPWin->InvalidateItem(i); + } + } + + // free the reference to the accessible component + SetAccessible( css::uno::Reference< css::accessibility::XAccessible >() ); + + aHighlightChangedTimer.Stop(); + + // #95056# invalidate screen area covered by system window + // so this can be taken into account if the commandhandler performs a scroll operation + if( GetParent() ) + { + tools::Rectangle aInvRect( GetWindowExtentsRelative( GetParent() ) ); + GetParent()->Invalidate( aInvRect ); + } + pMenu = nullptr; + RemoveEventListener( LINK( this, MenuFloatingWindow, ShowHideListener ) ); + + aScrollTimer.Stop(); + aSubmenuCloseTimer.Stop(); + aSubmenuCloseTimer.Stop(); + aHighlightChangedTimer.Stop(); + aHighlightChangedTimer.Stop(); + +} + +MenuFloatingWindow::~MenuFloatingWindow() +{ + disposeOnce(); +} + +void MenuFloatingWindow::dispose() +{ + doShutdown(); + pMenu.clear(); + pActivePopup.clear(); + xSaveFocusId.clear(); + FloatingWindow::dispose(); +} + +void MenuFloatingWindow::Resize() +{ + InitMenuClipRegion(*GetOutDev()); // FIXME +} + +void MenuFloatingWindow::ApplySettings(vcl::RenderContext& rRenderContext) +{ + FloatingWindow::ApplySettings(rRenderContext); + + if (IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItem) && + IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire)) + { + AllSettings aSettings(GetSettings()); + ImplGetFrame()->UpdateSettings(aSettings); // Update theme colors. + StyleSettings aStyle(aSettings.GetStyleSettings()); + Color aHighlightTextColor = ImplGetSVData()->maNWFData.maMenuBarHighlightTextColor; + if (aHighlightTextColor != COL_TRANSPARENT) + { + aStyle.SetMenuHighlightTextColor(aHighlightTextColor); + } + aSettings.SetStyleSettings(aStyle); + GetOutDev()->SetSettings(aSettings); + } + + const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings(); + SetPointFont(rRenderContext, rStyleSettings.GetMenuFont()); + + if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire)) + { + rRenderContext.SetBackground(); // background will be drawn by NWF + } + else + rRenderContext.SetBackground(Wallpaper(rStyleSettings.GetMenuColor())); + + rRenderContext.SetTextColor(rStyleSettings.GetMenuTextColor()); + rRenderContext.SetTextFillColor(); + rRenderContext.SetLineColor(); +} + +/// Get a negative pixel offset for an offset menu +tools::Long MenuFloatingWindow::ImplGetStartY() const +{ + tools::Long nY = 0; + if( pMenu ) + { + // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686) + if ( nFirstEntry > 0 && !pMenu->GetItemList()->GetDataFromPos(nFirstEntry - 1) ) + { + return 0; + } + + for ( sal_uInt16 n = 0; n < nFirstEntry; n++ ) + nY += pMenu->GetItemList()->GetDataFromPos( n )->aSz.Height(); + nY -= pMenu->GetTitleHeight(); + } + return -nY; +} + +vcl::Region MenuFloatingWindow::ImplCalcClipRegion() const +{ + Size aOutSz = GetOutputSizePixel(); + tools::Rectangle aRect( Point(), aOutSz ); + aRect.AdjustTop(nScrollerHeight ); + aRect.AdjustBottom( -nScrollerHeight ); + + vcl::Region aRegion(aRect); + + return aRegion; +} + +void MenuFloatingWindow::InitMenuClipRegion(vcl::RenderContext& rRenderContext) +{ + if (IsScrollMenu()) + { + rRenderContext.SetClipRegion(ImplCalcClipRegion()); + } + else + { + rRenderContext.SetClipRegion(); + } +} + +void MenuFloatingWindow::ImplHighlightItem( const MouseEvent& rMEvt, bool bMBDown ) +{ + if( ! pMenu ) + return; + + tools::Long nY = GetInitialItemY(); + tools::Long nMouseY = rMEvt.GetPosPixel().Y(); + Size aOutSz = GetOutputSizePixel(); + if ( ( nMouseY >= nY ) && ( nMouseY < aOutSz.Height() ) ) + { + bool bHighlighted = false; + size_t nCount = pMenu->pItemList->size(); + for ( size_t n = 0; !bHighlighted && ( n < nCount ); n++ ) + { + if ( pMenu->ImplIsVisible( n ) ) + { + MenuItemData* pItemData = pMenu->pItemList->GetDataFromPos( n ); + tools::Long nOldY = nY; + nY += pItemData->aSz.Height(); + if ( ( nOldY <= nMouseY ) && ( nY > nMouseY ) && pMenu->ImplIsSelectable( n ) ) + { + bool bPopupArea = true; + if ( pItemData->nBits & MenuItemBits::POPUPSELECT ) + { + // only when clicked over the arrow... + Size aSz = GetOutputSizePixel(); + tools::Long nFontHeight = GetTextHeight(); + bPopupArea = ( rMEvt.GetPosPixel().X() >= ( aSz.Width() - nFontHeight - nFontHeight/4 ) ); + } + + if ( bMBDown ) + { + if ( n != nHighlightedItem ) + { + ChangeHighlightItem( static_cast<sal_uInt16>(n), false ); + } + + bool bAllowNewPopup = true; + if ( pActivePopup ) + { + MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n ); + bAllowNewPopup = pData && ( pData->pSubMenu != pActivePopup ); + if ( bAllowNewPopup ) + KillActivePopup(); + } + + if ( bPopupArea && bAllowNewPopup ) + { + HighlightChanged( nullptr ); + } + } + else + { + if ( n != nHighlightedItem ) + { + ChangeHighlightItem( static_cast<sal_uInt16>(n), true ); + } + else if ( pItemData->nBits & MenuItemBits::POPUPSELECT ) + { + if ( bPopupArea && ( pActivePopup != pItemData->pSubMenu ) ) + HighlightChanged( nullptr ); + } + } + bHighlighted = true; + } + } + } + if ( !bHighlighted ) + ChangeHighlightItem( ITEMPOS_INVALID, true ); + } + else + { + ImplScroll( rMEvt.GetPosPixel() ); + ChangeHighlightItem( ITEMPOS_INVALID, true ); + } +} + +IMPL_LINK_NOARG(MenuFloatingWindow, PopupEnd, FloatingWindow*, void) +{ + // "this" will be deleted before the end of this method! + Menu* pM = pMenu; + if ( bInExecute ) + { + End(); + if ( pActivePopup ) + { + KillActivePopup(); // should be ok to just remove it + //pActivePopup->bCanceled = true; + } + pMenu->bInCallback = true; + pMenu->Deactivate(); + pMenu->bInCallback = false; + } + else + { + if (pMenu && pMenu->pStartedFrom) + pMenu->pStartedFrom->ClosePopup(pMenu); + } + + if ( pM ) + pM->pStartedFrom = nullptr; +} + +IMPL_LINK_NOARG(MenuFloatingWindow, AutoScroll, Timer *, void) +{ + ImplScroll( GetPointerPosPixel() ); +} + +IMPL_LINK( MenuFloatingWindow, HighlightChanged, Timer*, pTimer, void ) +{ + if( ! pMenu ) + return; + + MenuItemData* pItemData = pMenu->pItemList->GetDataFromPos( nHighlightedItem ); + if ( !pItemData ) + return; + + if ( pActivePopup && ( pActivePopup != pItemData->pSubMenu ) ) + { + FloatWinPopupFlags nOldFlags = GetPopupModeFlags(); + SetPopupModeFlags( GetPopupModeFlags() | FloatWinPopupFlags::NoAppFocusClose ); + KillActivePopup(); + SetPopupModeFlags( nOldFlags ); + } + if ( !(pItemData->bEnabled && pItemData->pSubMenu && pItemData->pSubMenu->GetItemCount() && ( pItemData->pSubMenu != pActivePopup )) ) + return; + + pActivePopup = static_cast<PopupMenu*>(pItemData->pSubMenu.get()); + tools::Long nY = nScrollerHeight+ImplGetStartY(); + MenuItemData* pData = nullptr; + for ( sal_uLong n = 0; n < nHighlightedItem; n++ ) + { + pData = pMenu->pItemList->GetDataFromPos( n ); + nY += pData->aSz.Height(); + } + pData = pMenu->pItemList->GetDataFromPos( nHighlightedItem ); + Size MySize = GetOutputSizePixel(); + Point aItemTopLeft( 0, nY ); + Point aItemBottomRight( aItemTopLeft ); + aItemBottomRight.AdjustX(MySize.Width() ); + aItemBottomRight.AdjustY(pData->aSz.Height() ); + + // shift the popups a little + aItemTopLeft.AdjustX(2 ); + aItemBottomRight.AdjustX( -2 ); + if ( nHighlightedItem ) + aItemTopLeft.AdjustY( -2 ); + else + { + sal_Int32 nL, nT, nR, nB; + GetBorder( nL, nT, nR, nB ); + aItemTopLeft.AdjustY( -nT ); + } + + // pTest: crash due to Reschedule() in call of Activate() + // Also it is prevented that submenus are displayed which + // were for long in Activate Rescheduled and which should not be + // displayed now. + Menu* pTest = pActivePopup; + FloatWinPopupFlags nOldFlags = GetPopupModeFlags(); + SetPopupModeFlags( GetPopupModeFlags() | FloatWinPopupFlags::NoAppFocusClose ); + sal_uInt16 nRet = pActivePopup->ImplExecute( this, tools::Rectangle( aItemTopLeft, aItemBottomRight ), FloatWinPopupFlags::Right, pMenu, pTimer == nullptr ); + SetPopupModeFlags( nOldFlags ); + + // nRet != 0, if it was stopped during Activate()... + if ( !nRet && ( pActivePopup == pTest ) && pActivePopup->ImplGetWindow() ) + pActivePopup->ImplGetFloatingWindow()->AddPopupModeWindow( this ); +} + +IMPL_LINK_NOARG(MenuFloatingWindow, SubmenuClose, Timer *, void) +{ + if( pMenu && pMenu->pStartedFrom ) + { + MenuFloatingWindow* pWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->GetWindow()); + if( pWin ) + pWin->KillActivePopup(); + } +} + +IMPL_LINK( MenuFloatingWindow, ShowHideListener, VclWindowEvent&, rEvent, void ) +{ + if( ! pMenu ) + return; + + if( rEvent.GetId() == VclEventId::WindowShow ) + pMenu->ImplCallEventListeners( VclEventId::MenuShow, ITEMPOS_INVALID ); + else if( rEvent.GetId() == VclEventId::WindowHide ) + pMenu->ImplCallEventListeners( VclEventId::MenuHide, ITEMPOS_INVALID ); +} + +void MenuFloatingWindow::EnableScrollMenu( bool b ) +{ + bScrollMenu = b; + nScrollerHeight = b ? static_cast<sal_uInt16>(GetSettings().GetStyleSettings().GetScrollBarSize()) /2 : 0; + bScrollDown = true; + InitMenuClipRegion(*GetOutDev()); +} + +void MenuFloatingWindow::Start() +{ + if (bInExecute) + return; + bInExecute = true; + if (GetParent()) + GetParent()->IncModalCount(); +} + +bool MenuFloatingWindow::MenuInHierarchyHasFocus() const +{ + if (HasChildPathFocus()) + return true; + PopupMenu* pSub = GetActivePopup(); + if (!pSub) + return false; + return pSub->ImplGetFloatingWindow()->HasChildPathFocus(); +} + +void MenuFloatingWindow::End() +{ + if (!bInExecute) + return; + + if (GetParent() && !GetParent()->isDisposed()) + GetParent()->DecModalCount(); + + // restore focus to previous window if we still have the focus + VclPtr<vcl::Window> xFocusId(xSaveFocusId); + xSaveFocusId = nullptr; + if (xFocusId != nullptr && MenuInHierarchyHasFocus()) + { + ImplGetSVData()->mpWinData->mbNoDeactivate = false; + Window::EndSaveFocus(xFocusId); + } + + bInExecute = false; +} + +void MenuFloatingWindow::Execute() +{ + ImplSVData* pSVData = ImplGetSVData(); + + pSVData->maAppData.mpActivePopupMenu = static_cast<PopupMenu*>(pMenu.get()); + + Start(); + + while (bInExecute && !Application::IsQuit()) + Application::Yield(); + + pSVData->maAppData.mpActivePopupMenu = nullptr; +} + +void MenuFloatingWindow::StopExecute() +{ + End(); + + ImplEndPopupMode(FloatWinPopupEndFlags::NONE, xSaveFocusId); + + aHighlightChangedTimer.Stop(); + if (pActivePopup) + { + KillActivePopup(); + } + // notify parent, needed for accessibility + if( pMenu && pMenu->pStartedFrom ) + pMenu->pStartedFrom->ImplCallEventListeners( VclEventId::MenuSubmenuDeactivate, nPosInParent ); +} + +void MenuFloatingWindow::KillActivePopup( PopupMenu* pThisOnly ) +{ + if ( !pActivePopup || ( pThisOnly && ( pThisOnly != pActivePopup ) ) ) + return; + + if( pActivePopup->pWindow ) + if( static_cast<FloatingWindow *>(pActivePopup->pWindow.get())->IsInCleanUp() ) + return; // kill it later + if ( pActivePopup->bInCallback ) + pActivePopup->bCanceled = true; + + // For all actions pActivePopup = 0, if e.g. + // PopupModeEndHdl the popups to destroy were called synchronous + PopupMenu* pPopup = pActivePopup; + pActivePopup = nullptr; + pPopup->bInCallback = true; + pPopup->Deactivate(); + pPopup->bInCallback = false; + if ( pPopup->ImplGetWindow() ) + { + pPopup->ImplGetFloatingWindow()->StopExecute(); + pPopup->ImplGetFloatingWindow()->doShutdown(); + pPopup->pWindow.disposeAndClear(); + + PaintImmediately(); + } +} + +void MenuFloatingWindow::EndExecute() +{ + Menu* pStart = pMenu ? pMenu->ImplGetStartMenu() : nullptr; + + // if started elsewhere, cleanup there as well + MenuFloatingWindow* pCleanUpFrom = this; + MenuFloatingWindow* pWin = this; + while (pWin && !pWin->bInExecute && + pWin->pMenu->pStartedFrom && !pWin->pMenu->pStartedFrom->IsMenuBar()) + { + pWin = static_cast<PopupMenu*>(pWin->pMenu->pStartedFrom.get())->ImplGetFloatingWindow(); + } + if ( pWin ) + pCleanUpFrom = pWin; + + // this window will be destroyed => store date locally... + Menu* pM = pMenu; + sal_uInt16 nItem = nHighlightedItem; + + pCleanUpFrom->StopExecute(); + + if ( !(nItem != ITEMPOS_INVALID && pM) ) + return; + + MenuItemData* pItemData = pM->GetItemList()->GetDataFromPos( nItem ); + if ( pItemData && !pItemData->bIsTemporary ) + { + pM->nSelectedId = pItemData->nId; + pM->sSelectedIdent = pItemData->sIdent; + if (pStart) + { + pStart->nSelectedId = pItemData->nId; + pStart->sSelectedIdent = pItemData->sIdent; + } + + pM->ImplSelect(); + } +} + +void MenuFloatingWindow::EndExecute( sal_uInt16 nId ) +{ + size_t nPos; + if ( pMenu && pMenu->GetItemList()->GetData( nId, nPos ) ) + nHighlightedItem = nPos; + else + nHighlightedItem = ITEMPOS_INVALID; + + EndExecute(); +} + +void MenuFloatingWindow::MouseButtonDown( const MouseEvent& rMEvt ) +{ + // TH creates a ToTop on this window, but the active popup + // should stay on top... + // due to focus change this would close all menus -> don't do it (#94123) + //if ( pActivePopup && pActivePopup->ImplGetWindow() && !pActivePopup->ImplGetFloatingWindow()->pActivePopup ) + // pActivePopup->ImplGetFloatingWindow()->ToTop( ToTopFlags::NoGrabFocus ); + + ImplHighlightItem( rMEvt, true ); + + nMBDownPos = nHighlightedItem; +} + +void MenuFloatingWindow::MouseButtonUp( const MouseEvent& rMEvt ) +{ + MenuItemData* pData = pMenu ? pMenu->GetItemList()->GetDataFromPos( nHighlightedItem ) : nullptr; + // nMBDownPos store in local variable and reset immediately, + // as it will be too late after EndExecute + sal_uInt16 _nMBDownPos = nMBDownPos; + nMBDownPos = ITEMPOS_INVALID; + if ( !(pData && pData->bEnabled && ( pData->eType != MenuItemType::SEPARATOR )) ) + return; + + if ( !pData->pSubMenu ) + { + EndExecute(); + } + else if ( ( pData->nBits & MenuItemBits::POPUPSELECT ) && ( nHighlightedItem == _nMBDownPos ) && ( rMEvt.GetClicks() == 2 ) ) + { + // not when clicked over the arrow... + Size aSz = GetOutputSizePixel(); + tools::Long nFontHeight = GetTextHeight(); + if ( rMEvt.GetPosPixel().X() < ( aSz.Width() - nFontHeight - nFontHeight/4 ) ) + EndExecute(); + } + +} + +void MenuFloatingWindow::MouseMove( const MouseEvent& rMEvt ) +{ + if ( !IsVisible() || rMEvt.IsSynthetic() || rMEvt.IsEnterWindow() ) + return; + + if ( rMEvt.IsLeaveWindow() ) + { + // #102461# do not remove highlight if a popup menu is open at this position + MenuItemData* pData = pMenu ? pMenu->pItemList->GetDataFromPos( nHighlightedItem ) : nullptr; + // close popup with some delayed if we leave somewhere else + if( pActivePopup && pData && pData->pSubMenu != pActivePopup ) + pActivePopup->ImplGetFloatingWindow()->aSubmenuCloseTimer.Start(); + + if( !pActivePopup || (pData && pData->pSubMenu != pActivePopup ) ) + ChangeHighlightItem( ITEMPOS_INVALID, false ); + + if ( IsScrollMenu() ) + ImplScroll( rMEvt.GetPosPixel() ); + } + else + { + aSubmenuCloseTimer.Stop(); + if( bIgnoreFirstMove ) + bIgnoreFirstMove = false; + else + ImplHighlightItem( rMEvt, false ); + } +} + +void MenuFloatingWindow::ImplScroll( bool bUp ) +{ + KillActivePopup(); + PaintImmediately(); + + if (!pMenu) + return; + + Invalidate(); + + pMenu->ImplKillLayoutData(); + + if ( bScrollUp && bUp ) + { + nFirstEntry = pMenu->ImplGetPrevVisible( nFirstEntry ); + SAL_WARN_IF( nFirstEntry == ITEMPOS_INVALID, "vcl", "Scroll?!" ); + + // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686) + const auto pItemData = pMenu->GetItemList()->GetDataFromPos( nFirstEntry ); + if ( pItemData ) + { + tools::Long nScrollEntryHeight = pItemData->aSz.Height(); + + if ( !bScrollDown ) + { + bScrollDown = true; + Invalidate(); + } + + if ( pMenu->ImplGetPrevVisible( nFirstEntry ) == ITEMPOS_INVALID ) + { + bScrollUp = false; + Invalidate(); + } + + Scroll( 0, nScrollEntryHeight, ImplCalcClipRegion().GetBoundRect(), ScrollFlags::Clip ); + } + } + else if ( bScrollDown && !bUp ) + { + // avoid crash if somehow menu got disposed, and MenuItemList is empty (workaround for tdf#104686) + const auto pItemData = pMenu->GetItemList()->GetDataFromPos( nFirstEntry ); + if ( pItemData ) + { + tools::Long nScrollEntryHeight = pItemData->aSz.Height(); + + nFirstEntry = pMenu->ImplGetNextVisible( nFirstEntry ); + SAL_WARN_IF( nFirstEntry == ITEMPOS_INVALID, "vcl", "Scroll?!" ); + + if ( !bScrollUp ) + { + bScrollUp = true; + Invalidate(); + } + + tools::Long nHeight = GetOutputSizePixel().Height(); + sal_uInt16 nLastVisible; + static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( nHeight, nFirstEntry, &nLastVisible ); + if ( pMenu->ImplGetNextVisible( nLastVisible ) == ITEMPOS_INVALID ) + { + bScrollDown = false; + Invalidate(); + } + + Scroll( 0, -nScrollEntryHeight, ImplCalcClipRegion().GetBoundRect(), ScrollFlags::Clip ); + } + } + + Invalidate(); +} + +void MenuFloatingWindow::ImplScroll( const Point& rMousePos ) +{ + Size aOutSz = GetOutputSizePixel(); + + tools::Long nY = nScrollerHeight; + tools::Long nMouseY = rMousePos.Y(); + tools::Long nDelta = 0; + + if ( bScrollUp && ( nMouseY < nY ) ) + { + ImplScroll( true ); + nDelta = nY - nMouseY; + } + else if ( bScrollDown && ( nMouseY > ( aOutSz.Height() - nY ) ) ) + { + ImplScroll( false ); + nDelta = nMouseY - ( aOutSz.Height() - nY ); + } + + if ( !nDelta ) + return; + + aScrollTimer.Stop(); // if scrolled through MouseMove. + tools::Long nTimeout; + if ( nDelta < 3 ) + nTimeout = 200; + else if ( nDelta < 5 ) + nTimeout = 100; + else if ( nDelta < 8 ) + nTimeout = 70; + else if ( nDelta < 12 ) + nTimeout = 40; + else + nTimeout = 20; + aScrollTimer.SetTimeout( nTimeout ); + aScrollTimer.Start(); +} +void MenuFloatingWindow::ChangeHighlightItem( sal_uInt16 n, bool bStartPopupTimer ) +{ + // #57934# if necessary, immediately close the active, as TH's backgroundstorage works. + // #65750# we prefer to refrain from the background storage of small lines. + // otherwise the menus are difficult to operate. + // MenuItemData* pNextData = pMenu->pItemList->GetDataFromPos( n ); + // if ( pActivePopup && pNextData && ( pActivePopup != pNextData->pSubMenu ) ) + // KillActivePopup(); + + aSubmenuCloseTimer.Stop(); + if( ! pMenu ) + return; + + if ( nHighlightedItem != ITEMPOS_INVALID ) + { + InvalidateItem(nHighlightedItem); + pMenu->ImplCallEventListeners( VclEventId::MenuDehighlight, nHighlightedItem ); + } + + nHighlightedItem = n; + SAL_WARN_IF( !pMenu->ImplIsVisible( nHighlightedItem ) && nHighlightedItem != ITEMPOS_INVALID, "vcl", "ChangeHighlightItem: Not visible!" ); + if( nHighlightedItem != ITEMPOS_INVALID ) + { + if (pMenu->pStartedFrom && !pMenu->pStartedFrom->IsMenuBar()) + { + // #102461# make sure parent entry is highlighted as well + size_t i, nCount = pMenu->pStartedFrom->pItemList->size(); + for(i = 0; i < nCount; i++) + { + MenuItemData* pData = pMenu->pStartedFrom->pItemList->GetDataFromPos( i ); + if( pData && ( pData->pSubMenu == pMenu ) ) + break; + } + if( i < nCount ) + { + MenuFloatingWindow* pPWin = static_cast<MenuFloatingWindow*>(pMenu->pStartedFrom->ImplGetWindow()); + if( pPWin && pPWin->nHighlightedItem != i ) + { + pPWin->InvalidateItem(i); + pPWin->nHighlightedItem = i; + } + } + } + InvalidateItem(nHighlightedItem); + pMenu->ImplCallHighlight( nHighlightedItem ); + } + else + { + pMenu->nSelectedId = 0; + pMenu->sSelectedIdent.clear(); + } + + if ( bStartPopupTimer ) + { + // #102438# Menu items are not selectable + // If a menu item is selected by an AT-tool via the XAccessibleAction, XAccessibleValue + // or XAccessibleSelection interface, and the parent popup menus are not executed yet, + // the parent popup menus must be executed SYNCHRONOUSLY, before the menu item is selected. + if ( GetSettings().GetMouseSettings().GetMenuDelay() ) + aHighlightChangedTimer.Start(); + else + HighlightChanged( &aHighlightChangedTimer ); + } +} + +/// Calculate the initial vertical pixel offset of the first item. +/// May be negative for scrolled windows. +tools::Long MenuFloatingWindow::GetInitialItemY(tools::Long *pStartY) const +{ + tools::Long nStartY = ImplGetStartY(); + if (pStartY) + *pStartY = nStartY; + return nScrollerHeight + nStartY + + ImplGetSVData()->maNWFData.mnMenuFormatBorderY; +} + +/// Emit an Invalidate just for this item's area +void MenuFloatingWindow::InvalidateItem(sal_uInt16 nPos) +{ + if (!pMenu) + return; + + tools::Long nY = GetInitialItemY(); + size_t nCount = pMenu->pItemList->size(); + for (size_t n = 0; n < nCount; n++) + { + MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n ); + tools::Long nHeight = pData->aSz.Height(); + if (n == nPos) + { + Size aWidth( GetSizePixel() ); + tools::Rectangle aRect(Point(0, nY), Size(aWidth.Width(), nHeight)); + Invalidate( aRect ); + } + nY += nHeight; + } +} + +void MenuFloatingWindow::RenderHighlightItem(vcl::RenderContext& rRenderContext, sal_uInt16 nPos) +{ + if (!pMenu) + return; + + Size aSz(GetOutputSizePixel()); + + tools::Long nX = 0; + tools::Long nStartY; + tools::Long nY = GetInitialItemY(&nStartY); + + int nOuterSpaceX = ImplGetSVData()->maNWFData.mnMenuFormatBorderX; + + size_t nCount = pMenu->pItemList->size(); + for (size_t n = 0; n < nCount; n++) + { + MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n ); + if (n == nPos) + { + SAL_WARN_IF(!pMenu->ImplIsVisible(n), "vcl", "Highlight: Item not visible!"); + if (pData->eType != MenuItemType::SEPARATOR) + { + bool bRestoreLineColor = false; + Color oldLineColor; + bool bDrawItemRect = true; + + tools::Rectangle aItemRect(Point(nX + nOuterSpaceX, nY), Size(aSz.Width() - 2 * nOuterSpaceX, pData->aSz.Height())); + if (pData->nBits & MenuItemBits::POPUPSELECT) + { + tools::Long nFontHeight = GetTextHeight(); + aItemRect.AdjustRight( -(nFontHeight + nFontHeight / 4) ); + } + + if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire)) + { + Size aPxSize(GetOutputSizePixel()); + rRenderContext.Push(vcl::PushFlags::CLIPREGION); + rRenderContext.IntersectClipRegion(tools::Rectangle(Point(nX, nY), Size(aSz.Width(), pData->aSz.Height()))); + tools::Rectangle aCtrlRect(Point(nX, 0), Size(aPxSize.Width()-nX, aPxSize.Height())); + MenupopupValue aVal(pMenu->nTextPos-GUTTERBORDER, aItemRect); + rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::Entire, + aCtrlRect, ControlState::ENABLED, aVal, OUString()); + if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::MenuItem)) + { + bDrawItemRect = false; + if (!rRenderContext.DrawNativeControl(ControlType::MenuPopup, ControlPart::MenuItem, aItemRect, + ControlState::SELECTED | (pData->bEnabled + ? ControlState::ENABLED + : ControlState::NONE), + aVal, OUString())) + { + bDrawItemRect = true; + } + } + else + bDrawItemRect = true; + rRenderContext.Pop(); + } + if (bDrawItemRect) + { + if (pData->bEnabled) + rRenderContext.SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuHighlightColor()); + else + { + rRenderContext.SetFillColor(); + oldLineColor = rRenderContext.GetLineColor(); + rRenderContext.SetLineColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuHighlightColor()); + bRestoreLineColor = true; + } + + rRenderContext.DrawRect(aItemRect); + } + pMenu->ImplPaint(rRenderContext, GetOutputSizePixel(), nScrollerHeight, nStartY, pData, true/*bHighlight*/); + if (bRestoreLineColor) + rRenderContext.SetLineColor(oldLineColor); + } + return; + } + + nY += pData->aSz.Height(); + } +} + +tools::Rectangle MenuFloatingWindow::ImplGetItemRect( sal_uInt16 nPos ) const +{ + if( ! pMenu ) + return tools::Rectangle(); + + tools::Rectangle aRect; + Size aSz = GetOutputSizePixel(); + tools::Long nStartY = ImplGetStartY(); + tools::Long nY = nScrollerHeight+nStartY; + + size_t nCount = pMenu->pItemList->size(); + for ( size_t n = 0; n < nCount; n++ ) + { + MenuItemData* pData = pMenu->pItemList->GetDataFromPos( n ); + if ( n == nPos ) + { + SAL_WARN_IF( !pMenu->ImplIsVisible( n ), "vcl", "ImplGetItemRect: Item not visible!" ); + if ( pData->eType != MenuItemType::SEPARATOR ) + { + aRect = tools::Rectangle( Point( 0, nY ), Size( aSz.Width(), pData->aSz.Height() ) ); + if ( pData->nBits & MenuItemBits::POPUPSELECT ) + { + tools::Long nFontHeight = GetTextHeight(); + aRect.AdjustRight( -(nFontHeight + nFontHeight/4) ); + } + } + break; + } + nY += pData->aSz.Height(); + } + return aRect; +} + +void MenuFloatingWindow::ImplCursorUpDown( bool bUp, bool bHomeEnd ) +{ + if( ! pMenu ) + return; + + const StyleSettings& rSettings = GetSettings().GetStyleSettings(); + + sal_uInt16 n = nHighlightedItem; + if ( n == ITEMPOS_INVALID ) + { + if ( bUp ) + n = 0; + else + n = pMenu->GetItemCount()-1; + } + + sal_uInt16 nLoop = n; + + if( bHomeEnd ) + { + // absolute positioning + if( bUp ) + { + n = pMenu->GetItemCount(); + nLoop = n-1; + } + else + { + n = sal_uInt16(-1); + nLoop = n+1; + } + } + + do + { + if ( bUp ) + { + if ( n ) + n--; + else + if ( !IsScrollMenu() || ( nHighlightedItem == ITEMPOS_INVALID ) ) + n = pMenu->GetItemCount()-1; + else + break; + } + else + { + n++; + if ( n >= pMenu->GetItemCount() ) + { + if ( !IsScrollMenu() || ( nHighlightedItem == ITEMPOS_INVALID ) ) + n = 0; + else + break; + } + } + + MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( n ); + if ( ( pData->bEnabled || !rSettings.GetSkipDisabledInMenus() ) + && ( pData->eType != MenuItemType::SEPARATOR ) && pMenu->ImplIsVisible( n ) && pMenu->ImplIsSelectable( n ) ) + { + // Is selection in visible area? + if ( IsScrollMenu() ) + { + ChangeHighlightItem( ITEMPOS_INVALID, false ); + + while ( n < nFirstEntry ) + ImplScroll( true ); + + Size aOutSz = GetOutputSizePixel(); + sal_uInt16 nLastVisible; + static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( aOutSz.Height(), nFirstEntry, &nLastVisible ); + while ( n > nLastVisible ) + { + ImplScroll( false ); + static_cast<PopupMenu*>(pMenu.get())->ImplCalcVisEntries( aOutSz.Height(), nFirstEntry, &nLastVisible ); + } + } + ChangeHighlightItem( n, false ); + break; + } + } while ( n != nLoop ); +} + +void MenuFloatingWindow::KeyInput( const KeyEvent& rKEvent ) +{ + VclPtr<vcl::Window> xWindow = this; + + sal_uInt16 nCode = rKEvent.GetKeyCode().GetCode(); + bKeyInput = true; + switch ( nCode ) + { + case KEY_UP: + case KEY_DOWN: + { + ImplCursorUpDown( nCode == KEY_UP ); + } + break; + case KEY_END: + case KEY_HOME: + { + ImplCursorUpDown( nCode == KEY_END, true ); + } + break; + case KEY_F6: + case KEY_ESCAPE: + { + // Ctrl-F6 acts like ESC here, the menu bar however will then put the focus in the document + if( nCode == KEY_F6 && !rKEvent.GetKeyCode().IsMod1() ) + break; + if( pMenu ) + { + if ( !pMenu->pStartedFrom ) + { + StopExecute(); + KillActivePopup(); + } + else if (pMenu->pStartedFrom->IsMenuBar()) + { + pMenu->pStartedFrom->MenuBarKeyInput(rKEvent); + } + else + { + StopExecute(); + PopupMenu* pPopupMenu = static_cast<PopupMenu*>(pMenu->pStartedFrom.get()); + MenuFloatingWindow* pFloat = pPopupMenu->ImplGetFloatingWindow(); + pFloat->GrabFocus(); + pFloat->KillActivePopup(); + pPopupMenu->ImplCallHighlight(pFloat->nHighlightedItem); + } + } + } + break; + case KEY_LEFT: + { + if ( pMenu && pMenu->pStartedFrom ) + { + StopExecute(); + if (pMenu->pStartedFrom->IsMenuBar()) + { + pMenu->pStartedFrom->MenuBarKeyInput(rKEvent); + } + else + { + MenuFloatingWindow* pFloat = static_cast<PopupMenu*>(pMenu->pStartedFrom.get())->ImplGetFloatingWindow(); + pFloat->GrabFocus(); + pFloat->KillActivePopup(); + sal_uInt16 highlightItem = pFloat->GetHighlightedItem(); + pFloat->ChangeHighlightItem(highlightItem, false); + } + } + } + break; + case KEY_RIGHT: + { + if( pMenu ) + { + bool bDone = false; + if ( nHighlightedItem != ITEMPOS_INVALID ) + { + MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( nHighlightedItem ); + if ( pData && pData->pSubMenu ) + { + HighlightChanged( nullptr ); + bDone = true; + } + } + if ( !bDone ) + { + Menu* pStart = pMenu->ImplGetStartMenu(); + if (pStart && pStart->IsMenuBar()) + { + // Forward... + pStart->ImplGetWindow()->KeyInput( rKEvent ); + } + } + } + } + break; + case KEY_RETURN: + { + if( pMenu ) + { + MenuItemData* pData = pMenu->GetItemList()->GetDataFromPos( nHighlightedItem ); + if ( pData && pData->bEnabled ) + { + if ( pData->pSubMenu ) + HighlightChanged( nullptr ); + else + EndExecute(); + } + else + StopExecute(); + } + } + break; + case KEY_MENU: + { + if( pMenu ) + { + Menu* pStart = pMenu->ImplGetStartMenu(); + if (pStart && pStart->IsMenuBar()) + { + // Forward... + pStart->ImplGetWindow()->KeyInput( rKEvent ); + } + } + } + break; + default: + { + sal_Unicode nCharCode = rKEvent.GetCharCode(); + size_t nPos = 0; + size_t nDuplicates = 0; + MenuItemData* pData = (nCharCode && pMenu) ? + pMenu->GetItemList()->SearchItem(nCharCode, rKEvent.GetKeyCode(), nPos, nDuplicates, nHighlightedItem) : nullptr; + if (pData) + { + if ( pData->pSubMenu || nDuplicates > 1 ) + { + ChangeHighlightItem( nPos, false ); + HighlightChanged( nullptr ); + } + else + { + nHighlightedItem = nPos; + EndExecute(); + } + } + else + FloatingWindow::KeyInput( rKEvent ); + } + } + + // #105474# check if menu window was not destroyed + if ( !xWindow->isDisposed() ) + { + bKeyInput = false; + } +} + +void MenuFloatingWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle &rPaintRect) +{ + if (!pMenu) + return; + + // Set the clip before the buffering starts: rPaintRect may be larger than the current clip, + // this way the buffer -> render context copy happens with this clip. + rRenderContext.Push(vcl::PushFlags::CLIPREGION); + rRenderContext.SetClipRegion(vcl::Region(rPaintRect)); + + // Make sure that all actual rendering happens in one go to avoid flicker. + vcl::BufferDevice pBuffer(this, rRenderContext); + + if (rRenderContext.IsNativeControlSupported(ControlType::MenuPopup, ControlPart::Entire)) + { + pBuffer->SetClipRegion(); + tools::Long nX = 0; + Size aPxSize(GetOutputSizePixel()); + aPxSize.AdjustWidth( -nX ); + ImplControlValue aVal(pMenu->nTextPos - GUTTERBORDER); + pBuffer->DrawNativeControl(ControlType::MenuPopup, ControlPart::Entire, + tools::Rectangle(Point(nX, 0), aPxSize), ControlState::ENABLED, + aVal, OUString()); + InitMenuClipRegion(*pBuffer); + } + if (IsScrollMenu()) + { + ImplDrawScroller(*pBuffer, true); + ImplDrawScroller(*pBuffer, false); + } + pBuffer->SetFillColor(rRenderContext.GetSettings().GetStyleSettings().GetMenuColor()); + pMenu->ImplPaint(*pBuffer, GetOutputSizePixel(), nScrollerHeight, ImplGetStartY()); + if (nHighlightedItem != ITEMPOS_INVALID) + RenderHighlightItem(*pBuffer, nHighlightedItem); + + pBuffer.Dispose(); + rRenderContext.Pop(); +} + +void MenuFloatingWindow::ImplDrawScroller(vcl::RenderContext& rRenderContext, bool bUp) +{ + if (!pMenu) + return; + + rRenderContext.SetClipRegion(); + + Size aOutSz(GetOutputSizePixel()); + tools::Long nY = bUp ? 0 : (aOutSz.Height() - nScrollerHeight); + tools::Long nX = 0; + tools::Rectangle aRect(Point(nX, nY), Size(aOutSz.Width() - nX, nScrollerHeight)); + + DecorationView aDecoView(&rRenderContext); + SymbolType eSymbol = bUp ? SymbolType::SPIN_UP : SymbolType::SPIN_DOWN; + + DrawSymbolFlags nStyle = DrawSymbolFlags::NONE; + if ((bUp && !bScrollUp) || (!bUp && !bScrollDown)) + nStyle |= DrawSymbolFlags::Disable; + + aDecoView.DrawSymbol(aRect, eSymbol, rRenderContext.GetSettings().GetStyleSettings().GetButtonTextColor(), nStyle); + + InitMenuClipRegion(rRenderContext); +} + +void MenuFloatingWindow::RequestHelp( const HelpEvent& rHEvt ) +{ + sal_uInt16 nId = nHighlightedItem; + Menu* pM = pMenu; + vcl::Window* pW = this; + + // #102618# Get item rect before destroying the window in EndExecute() call + tools::Rectangle aHighlightRect( ImplGetItemRect( nHighlightedItem ) ); + + if ( rHEvt.GetMode() & HelpEventMode::CONTEXT ) + { + nHighlightedItem = ITEMPOS_INVALID; + EndExecute(); + pW = nullptr; + } + + if( !ImplHandleHelpEvent( pW, pM, nId, rHEvt, aHighlightRect ) ) + Window::RequestHelp( rHEvt ); +} + +void MenuFloatingWindow::StateChanged( StateChangedType nType ) +{ + FloatingWindow::StateChanged( nType ); + + if ( ( nType == StateChangedType::ControlForeground ) || ( nType == StateChangedType::ControlBackground ) ) + { + ApplySettings(*GetOutDev()); + Invalidate(); + } +} + +void MenuFloatingWindow::DataChanged( const DataChangedEvent& rDCEvt ) +{ + FloatingWindow::DataChanged( rDCEvt ); + + if ( (rDCEvt.GetType() == DataChangedEventType::FONTS) || + (rDCEvt.GetType() == DataChangedEventType::FONTSUBSTITUTION) || + ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) && + (rDCEvt.GetFlags() & AllSettingsFlags::STYLE)) ) + { + ApplySettings(*GetOutDev()); + Invalidate(); + } +} + +void MenuFloatingWindow::Command( const CommandEvent& rCEvt ) +{ + if ( rCEvt.GetCommand() == CommandEventId::Wheel ) + { + const CommandWheelData* pData = rCEvt.GetWheelData(); + if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) ) + { + ImplScroll( pData->GetDelta() > 0 ); + MouseMove( MouseEvent( GetPointerPosPixel(), 0 ) ); + } + } +} + +css::uno::Reference<css::accessibility::XAccessible> MenuFloatingWindow::CreateAccessible() +{ + css::uno::Reference<css::accessibility::XAccessible> xAcc; + + if (pMenu && !pMenu->pStartedFrom) + xAcc = pMenu->GetAccessible(); + + return xAcc; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |