3 class BasicBlockWidget : public QGraphicsItem
6 BasicBlockWidget(const QString& name)
10 _widget.setMinimumWidth(_widget.sizeHintForColumn(0) + 10);
11 _widget.setMaximumHeight(20);
12 dx = _widget.sizeHintForColumn(0) + 20;
13 if (dx < 270) dx = 270;
16 void addItem(const QString& line) {
17 _widget.addItem(line);
18 _widget.updateGeometry();
19 _widget.setMinimumWidth(_widget.sizeHintForColumn(0) + 10);
20 _widget.setMinimumHeight(_widget.sizeHintForRow(0) * (1 + _widget.count()));
21 _widget.setMaximumHeight(_widget.sizeHintForRow(0) * (1 + _widget.count()));
22 dy = _widget.sizeHintForRow(0) * (1 + _widget.count()) + 25;
23 dx = _widget.sizeHintForColumn(0) + 20;
24 if (dx < 270) dx = 270;
27 QRectF boundingRect() const
30 return QRectF(x - penWidth / 2, y - penWidth / 2,
31 dx + penWidth, dy + penWidth);
34 void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
37 painter->fillRect(x, y, dx, dy, QColor(0xcc, 0xcc, 0xff, 0xff));
38 painter->setPen(QColor(0x00, 0x00, 0xff, 0xff));
39 painter->drawRect(x, y, dx, dy);
40 painter->drawText(0, -5, name);
41 _widget.render(painter);