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/*
CharmCommand.cpp
This file is part of Charm, a task-based time tracking application.
Copyright (C) 2007-2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Mirko Boehm <mirko.boehm@kdab.com>
Author: Frank Osterfeld <frank.osterfeld@kdab.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "CharmCommand.h"
#include "CommandEmitterInterface.h"
#include <QMessageBox>
CharmCommand::CharmCommand(const QString &description, QObject *parent)
: QObject(parent)
, m_description(description)
{
CommandEmitterInterface *emitter = dynamic_cast<CommandEmitterInterface *>(parent);
if (emitter) {
m_owner = emitter;
} else {
Q_ASSERT_X(false, Q_FUNC_INFO,
"CharmCommand widget pointers have to implement the "
"CommandEmitterInterface.");
}
}
CharmCommand::~CharmCommand()
{
}
QString CharmCommand::description() const
{
return m_description;
}
bool CharmCommand::rollback(Controller *)
{
return false;
}
CommandEmitterInterface *CharmCommand::owner() const
{
return m_owner;
}
void CharmCommand::requestExecute()
{
Q_EMIT emitExecute(this);
}
void CharmCommand::requestRollback()
{
Q_EMIT emitRollback(this);
}
void CharmCommand::requestSlotEventIdChanged(int oldId, int newId)
{
Q_EMIT emitSlotEventIdChanged(oldId, newId);
}
void CharmCommand::showInformation(const QString &title, const QString &message)
{
QWidget *parent = dynamic_cast<QWidget *>(owner());
Q_ASSERT(parent);
QMessageBox::information(parent, title, message);
}
void CharmCommand::showCritical(const QString &title, const QString &message)
{
QWidget *parent = dynamic_cast<QWidget *>(owner());
Q_ASSERT(parent);
QMessageBox::critical(parent, title, message);
}
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