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
111
112
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** 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.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "sheet_delegate_p.h"
#include <QtCore/QAbstractItemModel>
#include <QtGui/QTreeView>
#include <QtGui/QStyle>
#include <QtGui/QPainter>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
SheetDelegate::SheetDelegate(QTreeView *view, QWidget *parent)
: QItemDelegate(parent),
m_view(view)
{
}
void SheetDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
const QAbstractItemModel *model = index.model();
Q_ASSERT(model);
if (!model->parent(index).isValid()) {
// this is a top-level item.
QStyleOptionButton buttonOption;
buttonOption.state = option.state;
#ifdef Q_WS_MAC
buttonOption.state |= QStyle::State_Raised;
#endif
buttonOption.state &= ~QStyle::State_HasFocus;
buttonOption.rect = option.rect;
buttonOption.palette = option.palette;
buttonOption.features = QStyleOptionButton::None;
m_view->style()->drawControl(QStyle::CE_PushButton, &buttonOption, painter, m_view);
QStyleOption branchOption;
static const int i = 9; // ### hardcoded in qcommonstyle.cpp
QRect r = option.rect;
branchOption.rect = QRect(r.left() + i/2, r.top() + (r.height() - i)/2, i, i);
branchOption.palette = option.palette;
branchOption.state = QStyle::State_Children;
if (m_view->isExpanded(index))
branchOption.state |= QStyle::State_Open;
m_view->style()->drawPrimitive(QStyle::PE_IndicatorBranch, &branchOption, painter, m_view);
// draw text
QRect textrect = QRect(r.left() + i*2, r.top(), r.width() - ((5*i)/2), r.height());
QString text = elidedText(option.fontMetrics, textrect.width(), Qt::ElideMiddle,
model->data(index, Qt::DisplayRole).toString());
m_view->style()->drawItemText(painter, textrect, Qt::AlignCenter,
option.palette, m_view->isEnabled(), text);
} else {
QItemDelegate::paint(painter, option, index);
}
}
QSize SheetDelegate::sizeHint(const QStyleOptionViewItem &opt, const QModelIndex &index) const
{
QStyleOptionViewItem option = opt;
QSize sz = QItemDelegate::sizeHint(opt, index) + QSize(2, 2);
return sz;
}
} // namespace qdesigner_internal
QT_END_NAMESPACE
|
