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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef ABSTRACTFORMEDITORTOOL_H
#define ABSTRACTFORMEDITORTOOL_H
#include "formeditoritem.h"
QT_BEGIN_NAMESPACE
class QGraphicsItem;
QT_END_NAMESPACE
namespace QmlDesigner {
class FormEditorView;
class AbstractFormEditorTool
{
public:
AbstractFormEditorTool(FormEditorView* view);
virtual ~AbstractFormEditorTool();
virtual void mousePressEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event);
virtual void mouseMoveEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event) = 0;
virtual void mouseReleaseEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event);
virtual void mouseDoubleClickEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event);
virtual void hoverMoveEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event) = 0;
virtual void dropEvent(QGraphicsSceneDragDropEvent * event);
virtual void dragEnterEvent(QGraphicsSceneDragDropEvent * event);
virtual void dragLeaveEvent(QGraphicsSceneDragDropEvent * event) = 0;
virtual void dragMoveEvent(QGraphicsSceneDragDropEvent * event) = 0;
virtual void keyPressEvent(QKeyEvent *event) = 0;
virtual void keyReleaseEvent(QKeyEvent *keyEvent) = 0;
virtual void itemsAboutToRemoved(const QList<FormEditorItem*> &itemList) = 0;
// virtual QVariant itemChange(QList<QGraphicsItem*> itemList,
// QGraphicsItem::GraphicsItemChange change,
// const QVariant &value ) = 0;
// virtual void update() = 0;
virtual void clear();
virtual void formEditorItemsChanged(const QList<FormEditorItem*> &itemList) = 0;
virtual void instancesCompleted(const QList<FormEditorItem*> &itemList) = 0;
virtual void instancesParentChanged(const QList<FormEditorItem*> &itemList) = 0;
void setItems(const QList<FormEditorItem*> &itemList);
QList<FormEditorItem*> items() const;
static QGraphicsItem* topMovableGraphicsItem(const QList<QGraphicsItem*> &itemList);
static FormEditorItem* topMovableFormEditorItem(const QList<QGraphicsItem*> &itemList);
bool topItemIsMovable(const QList<QGraphicsItem*> &itemList);
bool topSelectedItemIsMovable(const QList<QGraphicsItem*> &itemList);
bool topItemIsResizeHandle(const QList<QGraphicsItem*> &itemList);
static FormEditorItem* topFormEditorItem(const QList<QGraphicsItem*> &itemList);
static FormEditorItem* topFormEditorItemWithRootItem(const QList<QGraphicsItem*> &itemList);
protected:
virtual void selectedItemsChanged(const QList<FormEditorItem*> &itemList) = 0;
virtual void showContextMenu(QGraphicsSceneMouseEvent *event);
FormEditorView *view() const;
FormEditorScene* scene() const;
private:
FormEditorView *m_view;
QList<FormEditorItem*> m_itemList;
};
}
#endif // ABSTRACTFORMEDITORTOOL_H
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