C++ BrowserNode::pixmap方法代码示例

void ReferenceDialog::compute() {
  QApplication::setOverrideCursor(Qt::waitCursor);

  Q3PtrList<BrowserNode> l;
  BrowserNode * bn;
  
  nodes.clear();
  results->clear();
  target->referenced_by(l);
  for (bn = l.first(); bn; bn = l.next())
    nodes.append(bn);
  
  nodes.sort();
  
  // remove duplicats
  nodes.first();
  while ((bn = nodes.current()) != 0)
    if (bn == nodes.next())
      nodes.remove();
  
  QStringList names;
  
  nodes.full_names(names);
  
  QStringList::Iterator it;
  
  for (bn = nodes.first(), it = names.begin();
       bn;
       bn = nodes.next(), ++it)
    results->insertItem(*(bn->pixmap(0)), *it);
  
  selected((nodes.isEmpty()) ? -1 : 0);

  QApplication::restoreOverrideCursor();
}

ConstraintTable::ConstraintTable(QWidget * parent, ConstraintCanvas * c)
    : Q3Table(c->elements.count(), 4, parent)
{
    setSorting(true);
    setSelectionMode(NoSelection);
    setRowMovingEnabled(FALSE);

    horizontalHeader()->setLabel(0, TR("visible"));
    horizontalHeader()->setLabel(1, " ");
    horizontalHeader()->setLabel(2, TR("element"));
    horizontalHeader()->setLabel(3, TR("constraint"));
    setColumnStretchable(0, FALSE);
    setColumnStretchable(1, FALSE);

    int row;
    bool v = c->indicate_visible;
    Q3ValueList<BrowserNode *> & hv = c->hidden_visible;
    BrowserNodeList & elts = c->elements;
    BrowserNode * bn;
    QString yes = TR("  yes");
    QString empty;

    elts.sort();

    for (bn = elts.first(), row = 0; bn != 0; bn = elts.next(), row += 1) {
        if ((v) ? hv.findIndex(bn) != -1 : hv.findIndex(bn) == -1)
            setText(row, 0, yes);

        setPixmap(row, 1, *(bn->pixmap(0)));

        TableItem * ti;

        ti = new TableItem(this, Q3TableItem::Never, bn->full_name(TRUE));
        ti->setReplaceable(FALSE);
        setItem(row, 2, ti);

        QString s = toUnicode(bn->constraint());
        int n = s.count('\n');

        ti = new TableItem(this, Q3TableItem::Never, s);
        ti->setReplaceable(FALSE);
        setItem(row, 3, ti);

        if (n != 0) {
            // note : adjustRow(row) does nothing
            setRowHeight(row, rowHeight(row) * (n + 1));
        }
    }

    adjustColumn(0);
    adjustColumn(1);
    setColumnStretchable(2, TRUE);
    setColumnStretchable(3, TRUE);

    connect(this, SIGNAL(pressed(int, int, int, const QPoint &)),
            this, SLOT(button_pressed(int, int, int, const QPoint &)));
}

FragmentDialog::FragmentDialog(const QStringList & defaults, QString & s,
                               QString & fo, BrowserNode *& d)
    : QDialog(0, "Fragment dialog", TRUE), name(s), form(fo), refer(d)
{
    setCaption(TR("Fragment dialog"));

    Q3VBoxLayout * vbox = new Q3VBoxLayout(this);
    Q3HBoxLayout * hbox;
    QLabel * lbl1;
    QLabel * lbl2;
    SmallPushButton * refer_bt;
    BrowserNode * bn;

    vbox->setMargin(5);

    hbox = new Q3HBoxLayout(vbox);
    hbox->setMargin(5);
    hbox->addWidget(lbl1 = new QLabel(TR("name : "), this));
    name_cb = new Q3ComboBox(TRUE, this);
    name_cb->insertItem(name);
    name_cb->setCurrentItem(0);
    name_cb->insertStringList(defaults);
    name_cb->setAutoCompletion(completion());
    hbox->addWidget(name_cb);

    QSizePolicy sp = name_cb->sizePolicy();

    sp.setHorData(QSizePolicy::Expanding);
    name_cb->setSizePolicy(sp);

    hbox = new Q3HBoxLayout(vbox);
    hbox->setMargin(5);
    hbox->addWidget(refer_bt = new SmallPushButton(TR("refer to : "), this));
    connect(refer_bt, SIGNAL(clicked()), this, SLOT(menu_refer()));
    diag_cb = new Q3ComboBox(FALSE, this);
    BrowserDiagram::instances(nodes, TRUE);
    diag_cb->insertItem("");

    for (bn = nodes.first(); bn != 0; bn = nodes.next())
        diag_cb->insertItem(*(bn->pixmap(0)), bn->full_name(TRUE));

    diag_cb->setCurrentItem((refer == 0)
                            ? 0
                            : nodes.findRef(refer) + 1);
    diag_cb->setSizePolicy(sp);
    hbox->addWidget(diag_cb);

    hbox = new Q3HBoxLayout(vbox);
    hbox->setMargin(5);
    hbox->addWidget(lbl2 = new QLabel(TR("arguments \n/ value : "), this));
    hbox->addWidget(ed_form = new LineEdit(this));
    ed_form->setText(form);

    same_width(lbl1, lbl2, refer_bt);

    hbox = new Q3HBoxLayout(vbox);
    hbox->setMargin(5);
    QPushButton * accept = new QPushButton(TR("&OK"), this);
    QPushButton * cancel = new QPushButton(TR("&Cancel"), this);
    QSize bs(cancel->sizeHint());

    accept->setDefault(TRUE);
    accept->setFixedSize(bs);
    cancel->setFixedSize(bs);

    hbox->addWidget(accept);
    hbox->addWidget(cancel);

    connect(accept, SIGNAL(clicked()), this, SLOT(accept()));
    connect(cancel, SIGNAL(clicked()), this, SLOT(reject()));
}