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
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "openpageswidget.h"
#include "centralwidget.h"
#include "openpagesmodel.h"
#include <coreplugin/coreconstants.h>
#include <QAbstractItemModel>
#include <QApplication>
#include <QMenu>
using namespace Help::Internal;
// -- OpenPagesWidget
OpenPagesWidget::OpenPagesWidget(OpenPagesModel *sourceModel, QWidget *parent)
: OpenDocumentsTreeView(parent)
, m_allowContextMenu(true)
{
setModel(sourceModel);
setContextMenuPolicy(Qt::CustomContextMenu);
updateCloseButtonVisibility();
connect(this, &OpenDocumentsTreeView::activated,
this, &OpenPagesWidget::handleActivated);
connect(this, &OpenDocumentsTreeView::closeActivated,
this, &OpenPagesWidget::handleCloseActivated);
connect(this, &OpenDocumentsTreeView::customContextMenuRequested,
this, &OpenPagesWidget::contextMenuRequested);
connect(model(), &QAbstractItemModel::rowsInserted,
this, &OpenPagesWidget::updateCloseButtonVisibility);
connect(model(), &QAbstractItemModel::rowsRemoved,
this, &OpenPagesWidget::updateCloseButtonVisibility);
}
OpenPagesWidget::~OpenPagesWidget()
{
}
void OpenPagesWidget::selectCurrentPage()
{
QItemSelectionModel * const selModel = selectionModel();
selModel->clearSelection();
selModel->select(model()->index(CentralWidget::instance()->currentIndex(), 0),
QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
scrollTo(currentIndex());
}
void OpenPagesWidget::allowContextMenu(bool ok)
{
m_allowContextMenu = ok;
}
// -- private
void OpenPagesWidget::contextMenuRequested(QPoint pos)
{
QModelIndex index = indexAt(pos);
if (!index.isValid() || !m_allowContextMenu)
return;
if (index.column() == 1)
index = index.sibling(index.row(), 0);
QMenu contextMenu;
QAction *closeEditor = contextMenu.addAction(tr("Close %1").arg(index.data()
.toString()));
QAction *closeOtherEditors = contextMenu.addAction(tr("Close All Except %1")
.arg(index.data().toString()));
if (model()->rowCount() == 1) {
closeEditor->setEnabled(false);
closeOtherEditors->setEnabled(false);
}
QAction *action = contextMenu.exec(mapToGlobal(pos));
if (action == closeEditor)
emit closePage(index);
else if (action == closeOtherEditors)
emit closePagesExcept(index);
}
void OpenPagesWidget::handleActivated(const QModelIndex &index)
{
if (index.column() == 0) {
emit setCurrentPage(index);
} else if (index.column() == 1) { // the funky close button
if (model()->rowCount() > 1)
emit closePage(index);
// work around a bug in itemviews where the delegate wouldn't get the QStyle::State_MouseOver
QWidget *vp = viewport();
const QPoint &cursorPos = QCursor::pos();
QMouseEvent e(QEvent::MouseMove, vp->mapFromGlobal(cursorPos), cursorPos, Qt::NoButton, nullptr, nullptr);
QCoreApplication::sendEvent(vp, &e);
}
}
void OpenPagesWidget::handleCloseActivated(const QModelIndex &index)
{
if (model()->rowCount() > 1)
emit closePage(index);
}
void OpenPagesWidget::updateCloseButtonVisibility()
{
setCloseButtonVisible(model() && model()->rowCount() > 1);
}
|
