1#include "FileListDelegate.h"
2
3#include <GitQlientStyles.h>
4
5#include <QPainter>
6
7constexpr auto Offset = 10;
8constexpr auto DefaultHeight = 30.0;
9constexpr auto HeightIncrement = 15.0;
10
11FileListDelegate::FileListDelegate(QObject *parent)
12 : QItemDelegate(parent)
13{
14}
15
16void FileListDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
17{
18 painter->save();
19
20 if (option.state & QStyle::State_Selected)
21 painter->fillRect(option.rect, GitQlientStyles::getGraphSelectionColor());
22 else if (option.state & QStyle::State_MouseOver)
23 painter->fillRect(option.rect, GitQlientStyles::getGraphHoverColor());
24
25 painter->setPen(qvariant_cast<QColor>(index.data(Qt::ForegroundRole)));
26
27 auto newOpt = option;
28 newOpt.rect.setX(newOpt.rect.x() + Offset);
29
30 painter->drawText(newOpt.rect, index.data().toString(), QTextOption(Qt::AlignLeft | Qt::AlignVCenter));
31
32 painter->restore();
33}
34
35QSize FileListDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
36{
37 auto rect = option.rect;
38 rect.setWidth(rect.width() - Offset);
39
40 const auto text = index.model()->data(index, Qt::DisplayRole).toString();
41 QFontMetrics fm(option.font);
42 QRect neededsize = fm.boundingRect(rect, Qt::TextWordWrap, text);
43
44 if (neededsize.height() < DefaultHeight)
45 neededsize.setHeight(DefaultHeight);
46 else
47 neededsize.setHeight((neededsize.height() / DefaultHeight) * HeightIncrement + DefaultHeight);
48
49 return QSize(option.rect.width(), neededsize.height());
50}
51