1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#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) = 0;
virtual void mouseMoveEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event) = 0;
virtual void mouseReleaseEvent(const QList<QGraphicsItem*> &itemList,
QGraphicsSceneMouseEvent *event) = 0;
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);
virtual void dragMoveEvent(QGraphicsSceneDragDropEvent * event);
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() = 0;
virtual void formEditorItemsChanged(const QList<FormEditorItem*> &itemList) = 0;
virtual void instancesCompleted(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;
FormEditorView *view() const;
FormEditorScene* scene() const;
private:
FormEditorView *m_view;
QList<FormEditorItem*> m_itemList;
};
}
#endif // ABSTRACTFORMEDITORTOOL_H
|
