1 files changed, 118 insertions, 0 deletions
diff --git a/vcl/inc/unx/gendata.hxx b/vcl/inc/unx/gendata.hxx
new file mode 100644
index 0000000000..4949613c0b
--- /dev/null
+++ b/vcl/inc/unx/gendata.hxx
@@ -0,0 +1,118 @@
+/* -*- 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/.
+ */
+
+#pragma once
+
+#include <osl/socket.hxx>
+
+#include <svdata.hxx>
+
+#include <memory>
+
+#ifndef IOS
+class FreetypeManager;
+#endif
+class SalGenericDisplay;
+
+#ifndef IOS
+
+namespace psp
+{
+class PrintFontManager;
+class PrinterInfoManager;
+}
+
+// SalData is a bit of a mess. For ImplSVData we need a SalData base class.
+// Windows, MacOS and iOS implement their own SalData class, so there is no
+// way to do inheritance from the "top" in all plugins. We also really don't
+// want to rename GenericUnixSalData and don't want to reinterpret_cast some
+// dummy pointer everywhere, so this seems the only sensible solution.
+class VCL_PLUGIN_PUBLIC SalData
+{
+protected:
+    SalData();
+
+public:
+    virtual ~SalData();
+};
+
+#endif
+
+// This class is kind of a misnomer. What this class is mainly about is the
+// usage of Freetype and Fontconfig, which happens to match all *nix backends;
+// except that the osx and ios backends are *nix but don't use this.
+class VCL_PLUGIN_PUBLIC GenericUnixSalData : public SalData
+{
+#ifndef IOS
+    friend class ::psp::PrinterInfoManager;
+#endif
+
+    SalGenericDisplay* m_pDisplay;
+    // cached hostname to avoid slow lookup
+    OUString m_aHostname;
+    // for transient storage of unicode strings eg. 'u123' by input methods
+    OUString m_aUnicodeEntry;
+
+#ifndef IOS
+    std::unique_ptr<FreetypeManager> m_pFreetypeManager;
+    std::unique_ptr<psp::PrintFontManager> m_pPrintFontManager;
+    std::unique_ptr<psp::PrinterInfoManager> m_pPrinterInfoManager;
+#endif
+
+    void InitFreetypeManager();
+    void InitPrintFontManager();
+
+public:
+    GenericUnixSalData();
+    virtual ~GenericUnixSalData() override;
+    virtual void Dispose();
+
+    SalGenericDisplay* GetDisplay() const { return m_pDisplay; }
+    void SetDisplay(SalGenericDisplay* pDisp) { m_pDisplay = pDisp; }
+
+    const OUString& GetHostname()
+    {
+        if (m_aHostname.isEmpty())
+            osl_getLocalHostname(&m_aHostname.pData);
+        return m_aHostname;
+    }
+
+    OUString& GetUnicodeCommand() { return m_aUnicodeEntry; }
+
+#ifndef IOS
+
+    FreetypeManager* GetFreetypeManager()
+    {
+        if (!m_pFreetypeManager)
+            InitFreetypeManager();
+        return m_pFreetypeManager.get();
+    }
+
+    psp::PrintFontManager* GetPrintFontManager()
+    {
+        if (!m_pPrintFontManager)
+            InitPrintFontManager();
+        // PrintFontManager needs the FreetypeManager
+        assert(m_pFreetypeManager);
+        return m_pPrintFontManager.get();
+    }
+
+#endif
+
+    // Mostly useful for remote protocol backends
+    virtual void ErrorTrapPush() = 0;
+    virtual bool ErrorTrapPop(bool bIgnoreError = true) = 0; // true on error
+};
+
+inline GenericUnixSalData* GetGenericUnixSalData()
+{
+    return static_cast<GenericUnixSalData*>(ImplGetSVData()->mpSalData);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */