| 27 | |
| 28 | |
| 29 | void IPMorphologyCheckbox::paintEvent(QPaintEvent*) |
| 30 | { |
| 31 | QPainter painter(this); |
| 32 | painter.setRenderHint(QPainter::Antialiasing); |
| 33 | |
| 34 | QColor fillColor = Qt::black; // 0 |
| 35 | if(checkState() == Qt::PartiallyChecked) |
| 36 | { |
| 37 | fillColor = Qt::lightGray; // 1 |
| 38 | } |
| 39 | else if(checkState() == Qt::Checked) |
| 40 | { |
| 41 | fillColor = Qt::white; // 2 |
| 42 | } |
| 43 | |
| 44 | // invisible if disabled |
| 45 | if(isEnabled()) |
| 46 | { |
| 47 | QBrush brush(fillColor); |
| 48 | |
| 49 | painter.fillRect(0, 0, width(), height(), brush); |
| 50 | painter.drawRect(0, 0, width(), height()); |
| 51 | } |
| 52 | else |
| 53 | { |
| 54 | QPen pen(Qt::lightGray); |
| 55 | painter.setPen(pen); |
| 56 | painter.drawRect(0, 0, width(), height()); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | |
| 61 | // enhance weird click behaviour |