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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <accelerators/acceleratorcache.hxx>
//_______________________________________________
// own includes
#include <xml/acceleratorconfigurationreader.hxx>
#include <threadhelp/readguard.hxx>
#include <threadhelp/writeguard.hxx>
//_______________________________________________
// interface includes
#include <com/sun/star/container/ElementExistException.hpp>
#include <com/sun/star/container/NoSuchElementException.hpp>
//_______________________________________________
// other includes
#include <vcl/svapp.hxx>
namespace framework
{
//-----------------------------------------------
AcceleratorCache::AcceleratorCache()
: ThreadHelpBase(&Application::GetSolarMutex())
{
}
//-----------------------------------------------
AcceleratorCache::AcceleratorCache(const AcceleratorCache& rCopy)
: ThreadHelpBase(&Application::GetSolarMutex())
{
m_lCommand2Keys = rCopy.m_lCommand2Keys;
m_lKey2Commands = rCopy.m_lKey2Commands;
}
//-----------------------------------------------
AcceleratorCache::~AcceleratorCache()
{
// Dont save anything automaticly here.
// The user has to do that explicitly!
}
//-----------------------------------------------
void AcceleratorCache::takeOver(const AcceleratorCache& rCopy)
{
// SAFE -> ----------------------------------
WriteGuard aWriteLock(m_aLock);
m_lCommand2Keys = rCopy.m_lCommand2Keys;
m_lKey2Commands = rCopy.m_lKey2Commands;
aWriteLock.unlock();
// <- SAFE ----------------------------------
}
//-----------------------------------------------
AcceleratorCache& AcceleratorCache::operator=(const AcceleratorCache& rCopy)
{
takeOver(rCopy);
return *this;
}
//-----------------------------------------------
sal_Bool AcceleratorCache::hasKey(const css::awt::KeyEvent& aKey) const
{
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
return (m_lKey2Commands.find(aKey) != m_lKey2Commands.end());
// <- SAFE ----------------------------------
}
//-----------------------------------------------
sal_Bool AcceleratorCache::hasCommand(const ::rtl::OUString& sCommand) const
{
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
return (m_lCommand2Keys.find(sCommand) != m_lCommand2Keys.end());
// <- SAFE ----------------------------------
}
//-----------------------------------------------
AcceleratorCache::TKeyList AcceleratorCache::getAllKeys() const
{
TKeyList lKeys;
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
lKeys.reserve(m_lKey2Commands.size());
TKey2Commands::const_iterator pIt;
TKey2Commands::const_iterator pEnd = m_lKey2Commands.end();
for ( pIt = m_lKey2Commands.begin();
pIt != pEnd ;
++pIt )
{
lKeys.push_back(pIt->first);
}
aReadLock.unlock();
// <- SAFE ----------------------------------
return lKeys;
}
//-----------------------------------------------
void AcceleratorCache::setKeyCommandPair(const css::awt::KeyEvent& aKey ,
const ::rtl::OUString& sCommand)
{
// SAFE -> ----------------------------------
WriteGuard aWriteLock(m_aLock);
// 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);
aWriteLock.unlock();
// <- SAFE ----------------------------------
}
//-----------------------------------------------
AcceleratorCache::TKeyList AcceleratorCache::getKeysByCommand(const ::rtl::OUString& sCommand) const
{
TKeyList lKeys;
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
TCommand2Keys::const_iterator pCommand = m_lCommand2Keys.find(sCommand);
if (pCommand == m_lCommand2Keys.end())
throw css::container::NoSuchElementException(
::rtl::OUString(), css::uno::Reference< css::uno::XInterface >());
lKeys = pCommand->second;
aReadLock.unlock();
// <- SAFE ----------------------------------
return lKeys;
}
//-----------------------------------------------
::rtl::OUString AcceleratorCache::getCommandByKey(const css::awt::KeyEvent& aKey) const
{
::rtl::OUString sCommand;
// SAFE -> ----------------------------------
ReadGuard aReadLock(m_aLock);
TKey2Commands::const_iterator pKey = m_lKey2Commands.find(aKey);
if (pKey == m_lKey2Commands.end())
throw css::container::NoSuchElementException(
::rtl::OUString(), css::uno::Reference< css::uno::XInterface >());
sCommand = pKey->second;
aReadLock.unlock();
// <- SAFE ----------------------------------
return sCommand;
}
//-----------------------------------------------
void AcceleratorCache::removeKey(const css::awt::KeyEvent& aKey)
{
// SAFE -> ----------------------------------
WriteGuard aWriteLock(m_aLock);
// 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!
::rtl::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);
aWriteLock.unlock();
// <- SAFE ----------------------------------
}
//-----------------------------------------------
void AcceleratorCache::removeCommand(const ::rtl::OUString& sCommand)
{
// SAFE -> ----------------------------------
WriteGuard aWriteLock(m_aLock);
const TKeyList& lKeys = getKeysByCommand(sCommand);
AcceleratorCache::TKeyList::const_iterator pKey ;
for ( pKey = lKeys.begin();
pKey != lKeys.end() ;
++pKey )
{
const css::awt::KeyEvent& rKey = *pKey;
removeKey(rKey);
}
m_lCommand2Keys.erase(sCommand);
aWriteLock.unlock();
// <- SAFE ----------------------------------
}
} // namespace framework
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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