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/*
Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
Copyright (C) 2007 Staikos Computing Services Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "QtWebUndoController.h"
#include <qglobal.h>
#include <wtf/RefPtr.h>
using namespace WebKit;
void QtWebUndoController::registerEditCommand(PassRefPtr<WebEditCommandProxy> command, WebPageProxy::UndoOrRedo undoOrRedo)
{
if (undoOrRedo == WebPageProxy::Undo)
m_undoStack.append(command);
else
m_redoStack.append(command);
}
void QtWebUndoController::clearAllEditCommands()
{
m_undoStack.clear();
m_redoStack.clear();
}
bool QtWebUndoController::canUndoRedo(WebPageProxy::UndoOrRedo undoOrRedo)
{
if (undoOrRedo == WebPageProxy::Undo)
return !m_undoStack.isEmpty();
else
return !m_redoStack.isEmpty();
}
void QtWebUndoController::executeUndoRedo(WebPageProxy::UndoOrRedo undoOrRedo)
{
RefPtr<WebEditCommandProxy> command;
if (undoOrRedo == WebPageProxy::Undo) {
command = m_undoStack.last();
m_undoStack.removeLast();
command->unapply();
} else {
command = m_redoStack.last();
m_redoStack.removeLast();
command->reapply();
}
}
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