1 files changed, 120 insertions, 0 deletions
diff --git a/framework/source/accelerators/acceleratorcache.cxx b/framework/source/accelerators/acceleratorcache.cxx
new file mode 100644
index 000000000..98596a895
--- /dev/null
+++ b/framework/source/accelerators/acceleratorcache.cxx
@@ -0,0 +1,120 @@
+/* -*- 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 .
+ */
+
+#include <accelerators/acceleratorcache.hxx>
+
+#include <com/sun/star/container/NoSuchElementException.hpp>
+
+#include <vcl/svapp.hxx>
+
+namespace framework
+{
+bool AcceleratorCache::hasKey(const css::awt::KeyEvent& aKey) const
+{
+    SolarMutexGuard g;
+    return (m_lKey2Commands.find(aKey) != m_lKey2Commands.end());
+}
+
+bool AcceleratorCache::hasCommand(const OUString& sCommand) const
+{
+    SolarMutexGuard g;
+    return (m_lCommand2Keys.find(sCommand) != m_lCommand2Keys.end());
+}
+
+AcceleratorCache::TKeyList AcceleratorCache::getAllKeys() const
+{
+    SolarMutexGuard g;
+    TKeyList lKeys;
+    lKeys.reserve(m_lKey2Commands.size());
+
+    for (auto const& key2Command : m_lKey2Commands)
+    {
+        lKeys.push_back(key2Command.first);
+    }
+
+    return lKeys;
+}
+
+void AcceleratorCache::setKeyCommandPair(const css::awt::KeyEvent& aKey, const OUString& sCommand)
+{
+    SolarMutexGuard g;
+
+    // register command for the specified key
+    m_lKey2Commands[aKey] = sCommand;
+
+    // update optimized structure to bind multiple keys to one command
+    TKeyList& rKeyList = m_lCommand2Keys[sCommand];
+    rKeyList.push_back(aKey);
+}
+
+AcceleratorCache::TKeyList AcceleratorCache::getKeysByCommand(const OUString& sCommand) const
+{
+    SolarMutexGuard g;
+    TCommand2Keys::const_iterator pCommand = m_lCommand2Keys.find(sCommand);
+    if (pCommand == m_lCommand2Keys.end())
+        throw css::container::NoSuchElementException();
+    return pCommand->second;
+}
+
+OUString AcceleratorCache::getCommandByKey(const css::awt::KeyEvent& aKey) const
+{
+    SolarMutexGuard g;
+    TKey2Commands::const_iterator pKey = m_lKey2Commands.find(aKey);
+    if (pKey == m_lKey2Commands.end())
+        throw css::container::NoSuchElementException();
+    return pKey->second;
+}
+
+void AcceleratorCache::removeKey(const css::awt::KeyEvent& aKey)
+{
+    SolarMutexGuard g;
+
+    // check if key exists
+    TKey2Commands::const_iterator pKey = m_lKey2Commands.find(aKey);
+    if (pKey == m_lKey2Commands.end())
+        return;
+
+    // get its registered command
+    // Because we must know its place inside the optimized
+    // structure, which bind keys to commands, too!
+    OUString sCommand = pKey->second;
+    pKey = m_lKey2Commands.end(); // nobody should use an undefined value .-)
+
+    // remove key from primary list
+    m_lKey2Commands.erase(aKey);
+
+    // remove key from optimized command list
+    m_lCommand2Keys.erase(sCommand);
+}
+
+void AcceleratorCache::removeCommand(const OUString& sCommand)
+{
+    SolarMutexGuard g;
+
+    const TKeyList& lKeys = getKeysByCommand(sCommand);
+    for (auto const& lKey : lKeys)
+    {
+        removeKey(lKey);
+    }
+    m_lCommand2Keys.erase(sCommand);
+}
+
+} // namespace framework
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */