C++ BrowserNode类代码示例

void BasicData::send_uml_def(ToolCom * com, BrowserNode * bn,
			     const QString & comment) {
  if (browser_node != 0) {
    BrowserNode * d = browser_node->get_associated();
    
    if (d != browser_node) {
      // may have an associated diagram/view
      if ((d != 0) && !d->deletedp())
	d->write_id(com);
      else
	com->write_id(0);
    }
  }
  
  com->write_string(stereotype);
  ((HaveKeyValueData *) bn)->send_def(com);
  com->write_string(comment);
  
  int api = com->api_format();
  
  if (api > 11) {
    com->write_bool(bn->markedp());
    if (api > 30)
      com->write_unsigned(bn->get_identifier());
  }
}

void ReferenceDialog::mark_unmark()
{
    BrowserNode * bn = nodes.at(results->currentItem());

    bn->toggle_mark();  	// call update
    BrowserView::force_visible(bn);
}

void PackageCanvas::prepare_for_move(bool on_resize) {
  if (! on_resize) {
    DiagramCanvas::prepare_for_move(on_resize);
    
    Q3CanvasItemList l = collisions(TRUE);
    Q3CanvasItemList::ConstIterator it;
    Q3CanvasItemList::ConstIterator end = l.end();
    DiagramItem * di;
    BrowserNode * p = get_bn();
  
    for (it = l.begin(); it != end; ++it) {
      if ((*it)->visible() && // at least not deleted
	  !(*it)->selected() &&
	  ((di = QCanvasItemToDiagramItem(*it)) != 0) &&
	  di->move_with_its_package()) {
	BrowserNode * bn = di->get_bn();
	
	do
	  bn = (BrowserNode *) bn->parent();
	while (bn->get_type() != UmlPackage);
	
	if (bn == p) {
	  the_canvas()->select(*it);
	  di->prepare_for_move(FALSE);
	}
      }
    }
  }
}

void BrowserOperation::post_duplicate()
{
    BrowserNode * x_of;
    void (BrowserOperation::*set_x_of)(BrowserNode *);

    if (get_of != 0) {
        x_of = get_of;
        get_of = 0;
        set_x_of = &BrowserOperation::set_get_of;
    }
    else if (set_of != 0) {
        x_of = set_of;
        set_of = 0;
        set_x_of = &BrowserOperation::set_set_of;
    }
    else
        return;

    // search for attribute/relation

    QString s = x_of->get_name();
    UmlCode k = x_of->get_type();
    BrowserNode * child;

    for (child = ((BrowserNode *)parent())->firstChild(); child != 0; child = child->nextSibling()) {
        if ((((BrowserNode *) child)->get_type() == k) &&
                ((BrowserNode *) child)->get_name() == s) {
            // this one
            (this->*set_x_of)((BrowserNode *) child);
            break;
        }
    }
}

// check inheritance
QString BrowserNode::check_inherit(const BrowserNode * new_parent) const {
  Q3PtrList<BrowserNode> all_parents;
  Q3PtrList<BrowserNode> notyet = parents();

  if (notyet.findRef(new_parent) != -1)
    return TR("already generalize / realize");
  
  notyet.append(new_parent);
  
  do {
    BrowserNode * cl = notyet.getFirst();
    
    notyet.removeFirst();
    if (cl == this)
      return TR("can't have circular generalization / realization");
    if (all_parents.findRef(cl) == -1) {
      all_parents.append(cl);
      
      Q3PtrList<BrowserNode> grand_parents = cl->parents();
      
      for (cl = grand_parents.first(); cl; cl = grand_parents.next())
	if (notyet.findRef(cl) == -1)
	  notyet.append(cl);
    }
  } while (! notyet.isEmpty());
  
  return 0;
}

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();
}

bool RelationData::undelete(QString & warning, QString & renamed,
                            BrowserRelation * rel, BooL & br_deleted)
{
    QString s;
    bool changed = FALSE;
    BrowserNode * parent = (BrowserNode *) rel->parent();

    if (is_a(rel)) {
        while (parent->wrong_child_name(a.role, type, FALSE, TRUE)) {
            changed = TRUE;
            a.role = "_" + a.role;
        }
    }
    else {
        while (parent->wrong_child_name(b.role, type, FALSE, TRUE)) {
            changed = TRUE;
            b.role = "_" + b.role;
        }
    }

    br_deleted = FALSE;
    undelete(warning, renamed);

    return changed;
}

void QuickEdit::SetupExtraNodeController()
{

    extraNodeController = QSharedPointer<ItemController<BrowserNode> >( new ItemController<BrowserNode>());
    extraNodeController->SetColumns(columns);
    ADD_GETSET(BrowserExtraMember, extraNodeController, columns.indexOf("name"), QVector<int>({Qt::DisplayRole,Qt::EditRole}),
               toString().toLatin1().constData, get_name, set_name);

    ADD_GETSET(BrowserExtraMember, extraNodeController, columns.indexOf("deleted"), QVector<int>({Qt::DisplayRole,Qt::EditRole}),
               toBool, deletedp, set_deleted);

    ADD_PIXMAP_GETTER(BrowserExtraMember, extraNodeController, columns.indexOf("name"), QVector<int>({Qt::DecorationRole}), pixmap);

    extraNodeController->AddFlagsFunctor
            (
                [&](const QModelIndex& index)
    {
        Qt::ItemFlags result;
        result |= Qt::ItemIsSelectable;
        if(!(index.column() *in(columns.indexOf("name"), columns.indexOf("deleted"))))
            return result;

        TreeItemInterface* iface = static_cast<TreeItemInterface*>(index.internalPointer());
        if(!iface)
            return result;
        BrowserNode* pointer = static_cast<BrowserNode*>(iface->InternalPointer());
        if(!pointer)
            return result;
        if(pointer->is_writable())
            result |= Qt::ItemIsEditable;
        result |=  Qt::ItemIsEnabled;
        return result;
    }
    );
}

void AnnotationDialog::add_annotation()
{
    const int ndefault =
        sizeof(DefaultAnnotations) / sizeof(*DefaultAnnotations);
    int added_index = cb->currentItem();
    QString added;

    if (added_index < ndefault)
        added = DefaultAnnotations[added_index];
    else {
        BrowserNode * cl = annotations.at(added_index - ndefault);
        added = cl->get_name();

        // have member ?
        int n = 0;
        QString first_name;
        Q3ListViewItem * child;

        for (child = cl->firstChild(); child != 0; child = child->nextSibling()) {
            if (!((BrowserNode *) child)->deletedp()) {
                switch (((BrowserNode *) child)->get_type()) {
                case UmlClass:
                case UmlExtraMember:
                    break;

                default:
                    switch (++n) {
                    case 1:
                        first_name = ((BrowserNode *) child)->get_name();
                        break;

                    case 2:
                        added += "(" + first_name + QString("=, ")
                                 + ((BrowserNode *) child)->get_name() + "=";
                        break;

                    default:
                        added += QString(", ") + ((BrowserNode *) child)->get_name() + QString("=");
                    }
                }
            }
        }

        switch (n) {
        case 0:
            break;

        case 1:
            added += "()";
            break;

        default:
            added += ")";
        }
    }

    e->insert("@" + added + "\n");
    e->setFocus();
}

void QuickEdit::AddOperation()
{
    QModelIndex current = ui->tvEditor->selectionModel()->currentIndex();
    if(!current.isValid())
        return;

    current = current.sibling(current.row(), 0);
    TreeItemInterface *itemAsInterface = static_cast<TreeItemInterface*>(current.internalPointer());
    BrowserNode* currentNode = static_cast<BrowserNode*>(itemAsInterface->InternalPointer());

    BrowserClass* classNode;

    int newItemPosition = 0;
    if(currentNode->TypeID()  == TypeIdentifier<BrowserClass>::id())
    {
        classNode = static_cast<BrowserClass*>(currentNode);
        newItemPosition = itemAsInterface->childCount();
    }
    else if(currentNode->TypeID()  == TypeIdentifier<BrowserOperation>::id() && current.parent().isValid())
    {
        itemAsInterface = static_cast<TreeItemInterface*>(current.parent().internalPointer());
        classNode = static_cast<BrowserClass*>(itemAsInterface->InternalPointer());
        newItemPosition = current.row()+1;
        current = current.parent();
    }
    else
        return;

    if(!classNode)
        return;
    BrowserOperation* newOperation = static_cast<BrowserOperation*>(classNode->addOperation());
    classNode->move(newOperation, currentNode);
    classNode->select_in_browser();
    QModelIndex parentIndex;
    TreeItemInterface* parent;
    if(treeModel->parent(current).isValid())
    {
        parentIndex = treeModel->parent(current);
        parentIndex = parentIndex.sibling(parentIndex.row(), 0);
        parent =  static_cast<TreeItemInterface*>(parentIndex.internalPointer());
    }
    else
        parent = treeModel->RootItem();
    int insertIndex = parent->GetIndexOfChild(itemAsInterface);
    QSharedPointer<TreeItemInterface> sharedOfOperation =  parent->GetChildren()[insertIndex];

    if(!treeModel->insertRows(newItemPosition-1, 1, current))
        return;

    if(!current.isValid())
        return;

    QModelIndex newItem = treeModel->index(newItemPosition-1,0,current);
    TreeItemInterface *newItemInterface = static_cast<TreeItemInterface*>(newItem.internalPointer());
    TreeItem<BrowserNode>* newItemAsNode = static_cast<TreeItem<BrowserNode>*>(newItemInterface);
    newItemAsNode->SetController(operationController);
    newItemAsNode->SetParent(sharedOfOperation);
    newItemAsNode->SetInternalData(newOperation);
}

void PseudoStateDialog::menu_reference()
{
    Q3PopupMenu m(0);

    m.insertItem(TR("Choose"), -1);
    m.insertSeparator();

    int index = reflist.findIndex(edreference->currentText());

    if (index != -1)
        m.insertItem(TR("Select in browser"), 0);

    BrowserNode * bn = 0;

    if (! visit) {
        bn = BrowserView::selected_item();

        if ((bn != 0) &&
            !bn->deletedp() &&
            ((BrowserPseudoState *) pst->browser_node)->can_reference(bn))
            m.insertItem(TR("Choose pseudo state selected in browser"), 1);
        else
            bn = 0;
    }

    if ((index != -1) || (bn != 0)) {
        switch (m.exec(QCursor::pos())) {
        case 0:
            pseudostates.at(index)->select_in_browser();
            break;

        case 1: {
            QString s = bn->full_name(TRUE);

            if ((index = reflist.findIndex(s)) == -1) {
                // new state, may be created through an other dialog
                index = 0;
                QStringList::Iterator iter = reflist.begin();
                QStringList::Iterator iter_end = reflist.end();

                while ((iter != iter_end) && (*iter < s)) {
                    ++iter;
                    index += 1;
                }

                pseudostates.insert((unsigned) index, bn);
                reflist.insert(iter, s);
                edreference->insertItem(s, index + 1);
            }
        }

        edreference->setCurrentItem(index + 1);
        break;

        default:
            break;
        }
    }
}

BrowserNode * DeploymentNodeCanvas::new_type() {
  BrowserNode * container = (BrowserNode *)
    the_canvas()->browser_diagram()->parent();
  
  return (container->is_writable())
    ? BrowserDeploymentNode::add_deploymentnode(container)
    : 0;
}

BrowserNode * BrowserNode::get_container(UmlCode k) const {
  BrowserNode * p  = (BrowserNode *) this;
  
  while ((p != 0) && (p->get_type() != k))
    p = (BrowserNode *) p->parent();
  
  return p;
}

void BrowserArtifact::prepare_update_lib() const
{
    all.memo_id_oid(get_ident(), original_id);
    for (BrowserNode * child = firstChild();
         child != 0;
         child = child->nextSibling())
        ((BrowserNode *) child)->prepare_update_lib();
}

void ActivityDialog::menu_specification()
{
    Q3PopupMenu m(0);

    m.insertItem(TR("Choose"), -1);
    m.insertSeparator();

    int index = list.findIndex(edspecification->currentText().stripWhiteSpace());

    if (index != -1)
        m.insertItem(TR("Select in browser"), 0);

    BrowserNode * bn = 0;

    if (! visit) {
        bn = BrowserView::selected_item();

        if ((bn != 0) && (bn->get_type() == UmlOperation) && !bn->deletedp())
            m.insertItem(TR("Choose operation selected in browser"), 1);
        else
            bn = 0;
    }

    if ((index != -1) || (bn != 0)) {
        switch (m.exec(QCursor::pos())) {
        case 0:
            opers.at(index)->select_in_browser();
            break;

        case 1: {
            QString s = bn->full_name(TRUE);

            if ((index = list.findIndex(s)) == -1) {
                // new operation, may be created through an other dialog
                index = 0;
                QStringList::Iterator iter = list.begin();
                QStringList::Iterator iter_end = list.end();

                while ((iter != iter_end) && (*iter < s)) {
                    ++iter;
                    index += 1;
                }

                opers.insert((unsigned) index, bn);
                list.insert(iter, s);
                edspecification->insertItem(s, index + 1);
            }
        }

        edspecification->setCurrentItem(index + 1);
        break;

        default:
            break;
        }
    }
}