vcl/inc/unx/gendata.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.
   4  *
   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
  10 #ifndef INCLUDED_VCL_INC_GENERIC_GENDATA_HXX
  11 #define INCLUDED_VCL_INC_GENERIC_GENDATA_HXX
  12
  13 #include <osl/socket.hxx>
  14
  15 #include <saldatabasic.hxx>
  16
  17 #include <memory>
  18
  19 class GlyphCache;
  20 class SalGenericDisplay;
  21 namespace psp
  22 {
  23 class PrintFontManager;
  24 }
  25
  26 enum GenericUnixSalDataType
  27 {
  28     SAL_DATA_GTK,
  29     SAL_DATA_GTK3,
  30     SAL_DATA_KF5,
  31     SAL_DATA_UNX,
  32     SAL_DATA_SVP,
  33     SAL_DATA_ANDROID,
  34     SAL_DATA_IOS,
  35     SAL_DATA_HEADLESS,
  36     SAL_DATA_QT5
  37 };
  38
  39 class VCL_DLLPUBLIC GenericUnixSalData : public SalData
  40 {
  41 private:
  42     GenericUnixSalDataType const m_eType;
  43     SalGenericDisplay* m_pDisplay;
  44     // cached hostname to avoid slow lookup
  45     OUString m_aHostname;
  46     // for transient storage of unicode strings eg. 'u123' by input methods
  47     OUString m_aUnicodeEntry;
  48
  49     std::unique_ptr<GlyphCache> m_pGlyphCache;
  50     std::unique_ptr<psp::PrintFontManager> m_pPrintFontManager;
  51
  52     void InitGlyphCache();
  53     void InitPrintFontManager();
  54
  55 public:
  56     GenericUnixSalData(GenericUnixSalDataType const t, SalInstance* const pInstance);
  57     virtual ~GenericUnixSalData() override;
  58     virtual void Dispose() {}
  59
  60     SalGenericDisplay* GetDisplay() const { return m_pDisplay; }
  61     void SetDisplay(SalGenericDisplay* pDisp) { m_pDisplay = pDisp; }
  62
  63     const OUString& GetHostname()
  64     {
  65         if (m_aHostname.isEmpty())
  66             osl_getLocalHostname(&m_aHostname.pData);
  67         return m_aHostname;
  68     }
  69
  70     OUString& GetUnicodeCommand() { return m_aUnicodeEntry; }
  71
  72     GenericUnixSalDataType GetType() const { return m_eType; }
  73
  74     GlyphCache* GetGlyphCache()
  75     {
  76         if (!m_pGlyphCache)
  77             InitGlyphCache();
  78         return m_pGlyphCache.get();
  79     }
  80
  81     psp::PrintFontManager* GetPrintFontManager()
  82     {
  83         if (!m_pPrintFontManager)
  84             InitPrintFontManager();
  85         // PrintFontManager needs the GlyphCache
  86         assert(m_pGlyphCache.get());
  87         return m_pPrintFontManager.get();
  88     }
  89
  90     // Mostly useful for remote protocol backends
  91     virtual void ErrorTrapPush() = 0;
  92     virtual bool ErrorTrapPop(bool bIgnoreError = true) = 0; // true on error
  93 };
  94
  95 inline GenericUnixSalData* GetGenericUnixSalData()
  96 {
  97     return static_cast<GenericUnixSalData*>(ImplGetSVData()->mpSalData);
  98 }
  99
 100 #endif
 101
 102 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */