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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Designer of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$
9** Commercial License Usage
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17** GNU General Public License Usage
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27****************************************************************************/
28
29#include "propertylineedit_p.h"
30
31#include <QtGui/qevent.h>
32#include <QtWidgets/qmenu.h>
33
34QT_BEGIN_NAMESPACE
35
36namespace qdesigner_internal {
37 PropertyLineEdit::PropertyLineEdit(QWidget *parent) :
38 QLineEdit(parent), m_wantNewLine(false)
39 {
40 }
41
42 bool PropertyLineEdit::event(QEvent *e)
43 {
44 // handle 'Select all' here as it is not done in the QLineEdit
45 if (e->type() == QEvent::ShortcutOverride && !isReadOnly()) {
46 QKeyEvent* ke = static_cast<QKeyEvent*> (e);
47 if (ke->modifiers() & Qt::ControlModifier) {
48 if(ke->key() == Qt::Key_A) {
49 ke->accept();
50 return true;
51 }
52 }
53 }
54 return QLineEdit::event(e);
55 }
56
57 void PropertyLineEdit::insertNewLine() {
58 insertText(QStringLiteral("\\n"));
59 }
60
61 void PropertyLineEdit::insertText(const QString &text) {
62 // position cursor after new text and grab focus
63 const int oldCursorPosition = cursorPosition ();
64 insert(text);
65 setCursorPosition (oldCursorPosition + text.length());
66 setFocus(Qt::OtherFocusReason);
67 }
68
69 void PropertyLineEdit::contextMenuEvent(QContextMenuEvent *event) {
70 QMenu *menu = createStandardContextMenu ();
71
72 if (m_wantNewLine) {
73 menu->addSeparator();
74 menu->addAction(text: tr(s: "Insert line break"), object: this, slot: &PropertyLineEdit::insertNewLine);
75 }
76
77 menu->exec(pos: event->globalPos());
78 }
79}
80
81QT_END_NAMESPACE
82

source code of qttools/src/designer/src/lib/shared/propertylineedit.cpp