vcl/inc/headless/svpinst.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX
  21 #define INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX
  22
  23 #include <osl/mutex.hxx>
  24 #include <osl/thread.hxx>
  25 #include <salinst.hxx>
  26 #include <salwtype.hxx>
  27 #include <saltimer.hxx>
  28 #include <unx/geninst.h>
  29 #include <unx/genprn.h>
  30
  31 #include <list>
  32
  33 #include <time.h>
  34
  35 #define VIRTUAL_DESKTOP_WIDTH 1024
  36 #define VIRTUAL_DESKTOP_HEIGHT 768
  37
  38 #ifdef IOS
  39 #define SvpSalInstance AquaSalInstance
  40 #endif
  41
  42 class SvpSalInstance;
  43 class SvpSalTimer : public SalTimer
  44 {
  45     SvpSalInstance* m_pInstance;
  46 public:
  47     SvpSalTimer( SvpSalInstance* pInstance ) : m_pInstance( pInstance ) {}
  48     virtual ~SvpSalTimer() override;
  49
  50     // override all pure virtual methods
  51     virtual void Start( sal_uLong nMS ) override;
  52     virtual void Stop() override;
  53 };
  54
  55 class SvpSalFrame;
  56 class GenPspGraphics;
  57
  58 SalInstance* svp_create_SalInstance();
  59
  60 class VCL_DLLPUBLIC SvpSalInstance : public SalGenericInstance
  61 {
  62     timeval                 m_aTimeout;
  63     sal_uLong               m_nTimeoutMS;
  64     int                     m_pTimeoutFDS[2];
  65
  66     // internal event queue
  67     struct SalUserEvent
  68     {
  69         const SalFrame*     m_pFrame;
  70         ImplSVEvent*        m_pData;
  71         SalEvent            m_nEvent;
  72
  73         SalUserEvent( const SalFrame* pFrame, ImplSVEvent* pData, SalEvent nEvent )
  74                 : m_pFrame( pFrame ),
  75                   m_pData( pData ),
  76                   m_nEvent( nEvent )
  77         {}
  78     };
  79
  80     osl::Mutex              m_aEventGuard;
  81     std::list< SalUserEvent > m_aUserEvents;
  82
  83     std::list< SalFrame* >  m_aFrames;
  84
  85     bool                    isFrameAlive( const SalFrame* pFrame ) const;
  86
  87     void                    DoReleaseYield( int nTimeoutMS );
  88
  89 public:
  90     static SvpSalInstance*  s_pDefaultInstance;
  91
  92     SvpSalInstance( SalYieldMutex *pMutex );
  93     virtual ~SvpSalInstance() override;
  94
  95     void                    CloseWakeupPipe(bool log);
  96     void                    CreateWakeupPipe(bool log);
  97
  98     void                    PostEvent(const SalFrame* pFrame, ImplSVEvent* pData, SalEvent nEvent);
  99
 100 #ifdef ANDROID
 101     bool                    PostedEventsInQueue();
 102 #endif
 103
 104     void                    StartTimer( sal_uLong nMS );
 105     void                    StopTimer();
 106     void                    Wakeup();
 107
 108     void                    registerFrame( SalFrame* pFrame ) { m_aFrames.push_back( pFrame ); }
 109     void                    deregisterFrame( SalFrame* pFrame );
 110     const std::list< SalFrame* >&
 111                             getFrames() const { return m_aFrames; }
 112
 113     bool                    CheckTimeout( bool bExecuteTimers = true );
 114
 115     // Frame
 116     virtual SalFrame*       CreateChildFrame( SystemParentData* pParent, SalFrameStyleFlags nStyle ) override;
 117     virtual SalFrame*       CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle ) override;
 118     virtual void            DestroyFrame( SalFrame* pFrame ) override;
 119
 120     // Object (System Child Window)
 121     virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override;
 122     virtual void            DestroyObject( SalObject* pObject ) override;
 123
 124     // VirtualDevice
 125     // nDX and nDY in Pixel
 126     // nBitCount: 0 == Default(=as window) / 1 == Mono
 127     // pData allows for using a system dependent graphics or device context
 128     virtual SalVirtualDevice*   CreateVirtualDevice( SalGraphics* pGraphics,
 129                                                      long &nDX, long &nDY,
 130                                                      DeviceFormat eFormat, const SystemGraphicsData *pData = nullptr ) override;
 131
 132     // Printer
 133     // pSetupData->mpDriverData can be 0
 134     // pSetupData must be updated with the current
 135     // JobSetup
 136     virtual SalInfoPrinter* CreateInfoPrinter( SalPrinterQueueInfo* pQueueInfo,
 137                                                ImplJobSetup* pSetupData ) override;
 138     virtual void            DestroyInfoPrinter( SalInfoPrinter* pPrinter ) override;
 139     virtual SalPrinter*     CreatePrinter( SalInfoPrinter* pInfoPrinter ) override;
 140     virtual void            DestroyPrinter( SalPrinter* pPrinter ) override;
 141
 142     virtual void            GetPrinterQueueInfo( ImplPrnQueueList* pList ) override;
 143     virtual void            GetPrinterQueueState( SalPrinterQueueInfo* pInfo ) override;
 144     virtual void            DeletePrinterQueueInfo( SalPrinterQueueInfo* pInfo ) override;
 145     virtual OUString        GetDefaultPrinter() override;
 146     virtual void            PostPrintersChanged() override;
 147
 148     // SalTimer
 149     virtual SalTimer*       CreateSalTimer() override;
 150     // SalSystem
 151     virtual SalSystem*      CreateSalSystem() override;
 152     // SalBitmap
 153     virtual SalBitmap*      CreateSalBitmap() override;
 154
 155     // wait next event and dispatch
 156     // must returned by UserEvent (SalFrame::PostEvent)
 157     // and timer
 158     virtual SalYieldResult  DoYield(bool bWait, bool bHandleAllCurrentEvents, sal_uLong nReleased) override;
 159     virtual bool            AnyInput( VclInputFlags nType ) override;
 160
 161     // may return NULL to disable session management
 162     virtual SalSession*     CreateSalSession() override;
 163
 164     virtual OpenGLContext*  CreateOpenGLContext() override;
 165
 166     virtual OUString        GetConnectionIdentifier() override;
 167
 168     virtual void            AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType, const OUString& rDocumentService) override;
 169
 170     virtual GenPspGraphics *CreatePrintGraphics() override;
 171 };
 172
 173 #endif // INCLUDED_VCL_INC_HEADLESS_SVPINST_HXX
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */