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
|
/*
* Copyright (C) 2017 KeePassXC Team <team@keepassxc.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 or (at your option)
* version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ElidedLabel.h"
#include <QResizeEvent>
#include <QDebug>
namespace {
const QString htmlLinkTemplate("<a href=\"%1\">%2</a>");
}
ElidedLabel::ElidedLabel(QWidget* parent, Qt::WindowFlags f)
: QLabel(parent, f)
, m_elideMode(Qt::ElideMiddle)
{
connect(this, SIGNAL(elideModeChanged(Qt::TextElideMode)), this, SLOT(updateElidedText()));
connect(this, SIGNAL(rawTextChanged(QString)), this, SLOT(updateElidedText()));
connect(this, SIGNAL(urlChanged(QString)), this, SLOT(updateElidedText()));
}
ElidedLabel::ElidedLabel(const QString& text, QWidget* parent, Qt::WindowFlags f)
: ElidedLabel(parent, f)
{
setText(text);
}
Qt::TextElideMode ElidedLabel::elideMode() const
{
return m_elideMode;
}
QString ElidedLabel::rawText() const
{
return m_rawText;
}
QString ElidedLabel::url() const
{
return m_url;
}
void ElidedLabel::setElideMode(Qt::TextElideMode elideMode)
{
if (m_elideMode == elideMode)
return;
if (m_elideMode != Qt::ElideNone) {
setWordWrap(false);
}
m_elideMode = elideMode;
emit elideModeChanged(m_elideMode);
}
void ElidedLabel::setRawText(const QString& elidedText)
{
if (m_rawText == elidedText)
return;
m_rawText = elidedText;
emit rawTextChanged(m_rawText);
}
void ElidedLabel::setUrl(const QString& url)
{
if (m_url == url)
return;
m_url = url;
emit urlChanged(m_url);
}
void ElidedLabel::clear()
{
setRawText(QString());
setElideMode(Qt::ElideMiddle);
setUrl(QString());
QLabel::clear();
}
void ElidedLabel::updateElidedText()
{
if (m_rawText.isEmpty()) {
QLabel::clear();
return;
}
QString displayText = m_rawText;
if (m_elideMode != Qt::ElideNone) {
const QFontMetrics metrix(font());
displayText = metrix.elidedText(m_rawText, m_elideMode, width() - 2);
}
setText(m_url.isEmpty() ? displayText : htmlLinkTemplate.arg(m_url, displayText));
setOpenExternalLinks(!m_url.isEmpty());
}
void ElidedLabel::resizeEvent(QResizeEvent* event)
{
updateElidedText();
QLabel::resizeEvent(event);
}
|
