From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- vcl/inc/headless/svpinst.hxx | 192 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 192 insertions(+) create mode 100644 vcl/inc/headless/svpinst.hxx (limited to 'vcl/inc/headless/svpinst.hxx') diff --git a/vcl/inc/headless/svpinst.hxx b/vcl/inc/headless/svpinst.hxx new file mode 100644 index 000000000..874ce672d --- /dev/null +++ b/vcl/inc/headless/svpinst.hxx @@ -0,0 +1,192 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX +#define INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include + +#define VIRTUAL_DESKTOP_WIDTH 1024 +#define VIRTUAL_DESKTOP_HEIGHT 768 + +#ifdef IOS +#define SvpSalInstance AquaSalInstance +#endif + +class SvpSalInstance; +class SvpSalTimer final : public SalTimer +{ + SvpSalInstance* m_pInstance; +public: + SvpSalTimer( SvpSalInstance* pInstance ) : m_pInstance( pInstance ) {} + virtual ~SvpSalTimer() override; + + // override all pure virtual methods + virtual void Start( sal_uInt64 nMS ) override; + virtual void Stop() override; +}; + +class SvpSalFrame; +class GenPspGraphics; + +enum class SvpRequest +{ + NONE, + MainThreadDispatchOneEvent, + MainThreadDispatchAllEvents, +}; + +class SvpSalYieldMutex final : public SalYieldMutex +{ +private: + // note: these members might as well live in SvpSalInstance, but there is + // at least one subclass of SvpSalInstance (GTK3) that doesn't use them. + friend class SvpSalInstance; + // members for communication from main thread to non-main thread + int m_FeedbackFDs[2]; + osl::Condition m_NonMainWaitingYieldCond; + // members for communication from non-main thread to main thread + bool m_bNoYieldLock = false; // accessed only on main thread + std::mutex m_WakeUpMainMutex; // guard m_wakeUpMain & m_Request + std::condition_variable m_WakeUpMainCond; + bool m_wakeUpMain = false; + SvpRequest m_Request = SvpRequest::NONE; + + virtual void doAcquire( sal_uInt32 nLockCount ) override; + virtual sal_uInt32 doRelease( bool bUnlockAll ) override; + +public: + SvpSalYieldMutex(); + virtual ~SvpSalYieldMutex() override; + + virtual bool IsCurrentThread() const override; +}; + +// NOTE: the functions IsMainThread, DoYield and Wakeup *require* the use of +// SvpSalYieldMutex; if a subclass uses something else it must override these +// (Wakeup is only called by SvpSalTimer and SvpSalFrame) +class VCL_DLLPUBLIC SvpSalInstance : public SalGenericInstance, public SalUserEventList +{ + timeval m_aTimeout; + sal_uLong m_nTimeoutMS; + oslThreadIdentifier m_MainThread; + + virtual void TriggerUserEventProcessing() override; + virtual void ProcessEvent( SalUserEvent aEvent ) override; + bool ImplYield(bool bWait, bool bHandleAllCurrentEvents); + +public: + static SvpSalInstance* s_pDefaultInstance; + + SvpSalInstance( std::unique_ptr pMutex ); + virtual ~SvpSalInstance() override; + + void CloseWakeupPipe(bool log); + void CreateWakeupPipe(bool log); + void Wakeup(SvpRequest request = SvpRequest::NONE); + + void StartTimer( sal_uInt64 nMS ); + void StopTimer(); + + inline void registerFrame( SalFrame* pFrame ); + inline void deregisterFrame( SalFrame* pFrame ); + + bool CheckTimeout( bool bExecuteTimers = true ); + + // Frame + virtual SalFrame* CreateChildFrame( SystemParentData* pParent, SalFrameStyleFlags nStyle ) override; + virtual SalFrame* CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle ) override; + virtual void DestroyFrame( SalFrame* pFrame ) override; + + // Object (System Child Window) + virtual SalObject* CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override; + virtual void DestroyObject( SalObject* pObject ) override; + + // VirtualDevice + // nDX and nDY in Pixel + // nBitCount: 0 == Default(=as window) / 1 == Mono + // pData allows for using a system dependent graphics or device context + virtual std::unique_ptr + CreateVirtualDevice( SalGraphics& rGraphics, + tools::Long &nDX, tools::Long &nDY, + DeviceFormat eFormat, const SystemGraphicsData *pData = nullptr ) override; + + // Printer + // pSetupData->mpDriverData can be 0 + // pSetupData must be updated with the current + // JobSetup + virtual SalInfoPrinter* CreateInfoPrinter( SalPrinterQueueInfo* pQueueInfo, + ImplJobSetup* pSetupData ) override; + virtual void DestroyInfoPrinter( SalInfoPrinter* pPrinter ) override; + virtual std::unique_ptr CreatePrinter( SalInfoPrinter* pInfoPrinter ) override; + + virtual void GetPrinterQueueInfo( ImplPrnQueueList* pList ) override; + virtual void GetPrinterQueueState( SalPrinterQueueInfo* pInfo ) override; + virtual OUString GetDefaultPrinter() override; + virtual void PostPrintersChanged() override; + + // SalTimer + virtual SalTimer* CreateSalTimer() override; + // SalSystem + virtual SalSystem* CreateSalSystem() override; + // SalBitmap + virtual std::shared_ptr CreateSalBitmap() override; + + // wait next event and dispatch + // must returned by UserEvent (SalFrame::PostEvent) + // and timer + virtual bool DoYield(bool bWait, bool bHandleAllCurrentEvents) override; + virtual bool AnyInput( VclInputFlags nType ) override; + virtual bool IsMainThread() const override; + virtual void updateMainThread() override; + + virtual OUString GetConnectionIdentifier() override; + + virtual void AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType, const OUString& rDocumentService) override; + + virtual std::unique_ptr CreatePrintGraphics() override; + + virtual const cairo_font_options_t* GetCairoFontOptions() override; +}; + +inline void SvpSalInstance::registerFrame( SalFrame* pFrame ) +{ + insertFrame( pFrame ); +} + +inline void SvpSalInstance::deregisterFrame( SalFrame* pFrame ) +{ + eraseFrame( pFrame ); +} + +VCL_DLLPUBLIC cairo_surface_t* get_underlying_cairo_surface(const VirtualDevice& rDevice); + +#endif // INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3