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/* This file is part of the KDE project
* Copyright (C) 2006-2008 Thomas Zander <zander@kde.org>
* Copyright (C) 2011 Boudewijn Rempt <boud@valdyas.org>
*
* 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 "KoCopyController.h"
#include <KoToolBase.h>
#include <KoCanvasBase.h>
#include <KoToolProxy.h>
#include <KoToolSelection.h>
#include <KDebug>
#include <QAction>
// KoCopyControllerPrivate
class KoCopyControllerPrivate
{
public:
KoCopyControllerPrivate(KoCopyController *p, KoCanvasBase *c, QAction *a);
// request to start the actual copy
void copy();
// request to start the actual cut
void cut();
void selectionChanged(bool hasSelection);
KoCopyController *parent;
KoCanvasBase *canvas;
QAction *action;
bool appHasSelection;
};
KoCopyControllerPrivate::KoCopyControllerPrivate(KoCopyController *p, KoCanvasBase *c, QAction *a)
: parent(p),
canvas(c),
action(a)
{
appHasSelection = false;
}
void KoCopyControllerPrivate::copy()
{
if (canvas->toolProxy()->hasSelection())
// means the copy can be done by a flake tool
canvas->toolProxy()->copy();
else // if not; then the application gets a request to do the copy
emit parent->copyRequested();
}
void KoCopyControllerPrivate::cut()
{
if (canvas->toolProxy()->hasSelection()) {
canvas->toolProxy()->cut();
}
else {
emit parent->copyRequested();
}
}
void KoCopyControllerPrivate::selectionChanged(bool hasSelection)
{
action->setEnabled(appHasSelection || hasSelection);
}
// KoCopyController
KoCopyController::KoCopyController(KoCanvasBase *canvas, QAction *copyAction)
: QObject(copyAction),
d(new KoCopyControllerPrivate(this, canvas, copyAction))
{
connect(canvas->toolProxy(), SIGNAL(selectionChanged(bool)), this, SLOT(selectionChanged(bool)));
connect(copyAction, SIGNAL(triggered()), this, SLOT(copy()));
hasSelection(false);
}
KoCopyController::~KoCopyController()
{
delete d;
}
void KoCopyController::hasSelection(bool selection)
{
d->appHasSelection = selection;
d->action->setEnabled(d->appHasSelection ||
d->canvas->toolProxy()->hasSelection());
}
#include <KoCopyController.moc>
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