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
|
#include "LiveFrequencyValidator.hpp"
#include <QLocale>
#include <QString>
#include <QComboBox>
#include <QLineEdit>
#include "Bands.hpp"
#include "FrequencyList.hpp"
#include "moc_LiveFrequencyValidator.cpp"
LiveFrequencyValidator::LiveFrequencyValidator (QComboBox * combo_box
, Bands const * bands
, FrequencyList_v2 const * frequencies
, Frequency const * nominal_frequency
, QWidget * parent)
: QRegExpValidator {
QRegExp { // frequency in MHz or band
bands->data (QModelIndex {}).toString () // out of band string
+ QString {R"(|((\d{0,6}(\)"} // or up to 6 digits
+ QLocale {}.decimalPoint () // (followed by decimal separator
+ R"(\d{0,2})?)([Mm]{1,2}|([Cc][Mm])))|(\d{0,6}(\)" // followed by up to 2 digits and either 'm' or 'cm' or 'mm' (case insensitive))
+ QLocale {}.decimalPoint () // or a decimal separator
+ R"(\d{0,6})?)|(\d{0,3}(\)" // followed by up to 6
// digits or a decimal number
+ QLocale {}.decimalPoint () // or a decimal separator
+ R"(\d{0,6})?[Kk]))" // followed by a 'k' or 'K'
}
, parent
}
, bands_ {bands}
, frequencies_ {frequencies}
, nominal_frequency_ {nominal_frequency}
, combo_box_ {combo_box}
{
}
auto LiveFrequencyValidator::validate (QString& input, int& pos) const -> State
{
auto state = QRegExpValidator::validate (input, pos);
// by never being Acceptable we force fixup calls on ENTER or
// losing focus
return Acceptable == state ? Intermediate : state;
}
void LiveFrequencyValidator::fixup (QString& input) const
{
QRegExpValidator::fixup (input);
if (!bands_->oob ().startsWith (input))
{
if (input.contains ('m', Qt::CaseInsensitive))
{
input = input.toLower ();
QVector<QVariant> frequencies;
for (auto const& item : frequencies_->frequency_list ())
{
if (bands_->find (item.frequency_) == input)
{
frequencies << item.frequency_;
}
}
if (!frequencies.isEmpty ())
{
Q_EMIT valid (frequencies.first ().value<Frequency> ());
}
else
{
input = QString {};
}
}
else if (input.contains (QChar {'k'}, Qt::CaseInsensitive))
{
// kHz in current MHz input
auto f = Radio::frequency (input.remove (QChar {'k'}, Qt::CaseInsensitive), 3);
f += *nominal_frequency_ / 1000000u * 1000000u;
input = bands_->find (f);
Q_EMIT valid (f);
}
else
{
// frequency input
auto f = Radio::frequency (input, 6);
input = bands_->find (f);
Q_EMIT valid (f);
}
if (bands_->oob () == input)
{
combo_box_->lineEdit ()->setStyleSheet ("QLineEdit {color: yellow; background-color : red;}");
}
else
{
combo_box_->lineEdit ()->setStyleSheet ({});
}
combo_box_->setCurrentText (input);
}
}
|
