blob: 4e2cd662a8eab59599428fabbfb476b7ac4b95d8 (
plain)
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
|
#include "dynamicwaysentry.h"
#include <QLabel>
#include <QLineEdit>
#include <QStringList>
#include <QVBoxLayout>
#include <QVector>
#include <QWidget>
DynamicWaysEntry::DynamicWaysEntry(QWidget *parent) : QWidget(parent)
{
this->l = new QVBoxLayout(this);
this->l->setAlignment(Qt::AlignTop);
this->l->setSpacing(6);
this->l->setContentsMargins(0, 0, 0, 0);
this->setLayout(l);
this->add_field();
}
QStringList DynamicWaysEntry::get_entries() const { return this->entries; }
int DynamicWaysEntry::parse_valid_way(QString t)
{
bool s;
int i;
i = t.toInt(&s);
return (s && i >= 0 && 5 > i) ? i : -1;
}
// TODO if you enter something valid and then make it invalid,
// the next box still shows
void DynamicWaysEntry::on_number_enter(const QString &t)
{
int i;
QLineEdit *sender_field;
sender_field = qobject_cast<QLineEdit *>(sender());
i = fields.indexOf(sender_field);
entries[i] = t;
if (i == this->fields.size() - 1 && !t.isEmpty() &&
(this->parse_valid_way(t) > 0) && fields.size() < 4)
add_field();
// TODO, unlink, don't trash everything after
if (t.isEmpty()) {
while (this->fields.size() > i + 1) {
remove_last_field();
}
while (entries.size() > fields.size()) {
entries.removeLast();
}
}
}
void DynamicWaysEntry::add_field()
{
QLineEdit *f;
f = new QLineEdit(this);
f->setPlaceholderText("# ways (a power of 2)");
this->l->addWidget(f);;
this->fields.append(f);
this->entries.append(QString());
connect(
f, &QLineEdit::textChanged, this, &DynamicWaysEntry::on_number_enter);
}
void DynamicWaysEntry::remove_last_field()
{
QLineEdit *f;
if (this->fields.isEmpty())
return;
f = this->fields.takeLast();
this->l->removeWidget(f);
f->deleteLater();
if (!this->entries.isEmpty())
entries.removeLast();
}
|
