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-rw-r--r--include/comphelper/SetFlagContextHelper.hxx63
1 files changed, 63 insertions, 0 deletions
diff --git a/include/comphelper/SetFlagContextHelper.hxx b/include/comphelper/SetFlagContextHelper.hxx
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+++ b/include/comphelper/SetFlagContextHelper.hxx
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+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_COMPHELPER_SETFLAGCONTEXTHELPER_HXX
+#define INCLUDED_COMPHELPER_SETFLAGCONTEXTHELPER_HXX
+
+#include <com/sun/star/uno/XCurrentContext.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <uno/current_context.hxx>
+
+namespace comphelper
+{
+// Used to flag some named value to be true for all code running in this context
+class SetFlagContext final : public cppu::WeakImplHelper<css::uno::XCurrentContext>
+{
+public:
+ explicit SetFlagContext(const OUString& sName,
+ css::uno::Reference<css::uno::XCurrentContext> const& xContext)
+ : m_sName(sName)
+ , mxNextContext(xContext)
+ {
+ }
+ SetFlagContext(const SetFlagContext&) = delete;
+ SetFlagContext& operator=(const SetFlagContext&) = delete;
+
+ virtual css::uno::Any SAL_CALL getValueByName(OUString const& Name) override
+ {
+ if (Name == m_sName)
+ return css::uno::Any(true);
+ else if (mxNextContext.is())
+ return mxNextContext->getValueByName(Name);
+ else
+ return css::uno::Any();
+ }
+
+private:
+ OUString m_sName;
+ css::uno::Reference<css::uno::XCurrentContext> mxNextContext;
+};
+
+// Returns a new context that reports the named value to be true
+inline css::uno::Reference<css::uno::XCurrentContext> NewFlagContext(const OUString& sName)
+{
+ return new SetFlagContext(sName, css::uno::getCurrentContext());
+}
+
+// A specialization for preventing "Java must be enabled" interaction
+inline css::uno::Reference<css::uno::XCurrentContext> NoEnableJavaInteractionContext()
+{
+ return NewFlagContext("DontEnableJava");
+}
+
+} // namespace comphelper
+
+#endif // INCLUDED_COMPHELPER_SETFLAGCONTEXTHELPER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */