converter.cpp

奇趣公司比较新的qt/emd版本

    QList<DomWidget*> ui_child_list;
    QList<DomRow*> ui_row_list;
    QList<DomColumn*> ui_column_list;
    QList<DomItem*> ui_item_list;
    QList<DomProperty*> ui_property_list;
    QList<DomProperty*> ui_attribute_list;
    QList<DomLayout*> ui_layout_list;
    QList<DomActionRef*> ui_action_list;
    QList<DomWidget*> ui_mainwindow_child_list;

    createProperties(w, &ui_property_list, className);
    createAttributes(w, &ui_attribute_list, className);

    DomWidget *ui_mainWindow = 0;
    DomWidget *ui_centralWidget = 0;
    if (className == QLatin1String("QMainWindow") || className == QLatin1String("Q3MainWindow")) {
        ui_centralWidget = new DomWidget;
        ui_centralWidget->setAttributeClass(QLatin1String("QWidget"));
        ui_mainwindow_child_list.append(ui_centralWidget);
        ui_mainWindow = ui_widget;
    }

    QDomElement e = w.firstChild().toElement();
    const bool inQ3ToolBar = className == QLatin1String("Q3ToolBar");
    while (!e.isNull()) {
        QString t = e.tagName().toLower();
        if (t == QLatin1String("vbox") || t == QLatin1String("hbox") || t == QLatin1String("grid")) {
            DomLayout *lay = createLayout(e);
            Q_ASSERT(lay != 0);

            if (ui_layout_list.isEmpty()) {
                ui_layout_list.append(lay);
            } else {
                // it's not possible to have more than one layout for widget!
                delete lay;
            }
        } else if (t == QLatin1String("spacer")) {
            // hmm, spacer as child of a widget.. it doesn't make sense, so skip it!
        } else if (t == QLatin1String("widget")) {
            DomWidget *ui_child = createWidget(e);
            Q_ASSERT(ui_child != 0);

            bool isLayoutWidget = ui_child->attributeClass() == QLatin1String("QLayoutWidget");
            if (isLayoutWidget)
                ui_child->setAttributeClass(QLatin1String("QWidget"));

            foreach (DomLayout *layout, ui_child->elementLayout()) {
                fixLayoutMargin(layout);
            }

            QString widgetClass = ui_child->attributeClass();
            if (widgetClass == QLatin1String("QMenuBar") || widgetClass == QLatin1String("QToolBar")
                    || widgetClass == QLatin1String("QStatusBar")) {
                ui_mainwindow_child_list.append(ui_child);
            } else {
                ui_child_list.append(ui_child);
            }

            if (inQ3ToolBar) {
                DomActionRef *ui_action_ref = new DomActionRef();
                ui_action_ref->setAttributeName(ui_child->attributeName());
                ui_action_list.append(ui_action_ref);
            }
        } else if (t == QLatin1String("action")) {
            DomActionRef *a = new DomActionRef();
            a->read(e);
            ui_action_list.append(a);
        } else if (t == QLatin1String("separator")) {
            DomActionRef *a = new DomActionRef();
            a->setAttributeName(QLatin1String("separator"));
            ui_action_list.append(a);
        } else if (t == QLatin1String("property")) {
            // skip the property it is already handled by createProperties

            QString name = e.attribute(QLatin1String("name"));  // change the varname this widget
            if (name == QLatin1String("name"))
                ui_widget->setAttributeName(DomTool::readProperty(w, QLatin1String("name"), QVariant()).toString());
        } else if (t == QLatin1String("row")) {
            DomRow *row = new DomRow();
            row->read(e);
            ui_row_list.append(row);
        } else if (t == QLatin1String("column")) {
            DomColumn *column = new DomColumn();
            column->read(e);
            ui_column_list.append(column);
        } else if (isMenu && t == QLatin1String("item")) {
            QString text = e.attribute(QLatin1String("text"));
            QString name = e.attribute(QLatin1String("name"));
            QString accel = e.attribute(QLatin1String("accel"));

            QList<DomProperty*> properties;

            DomProperty *atitle = new DomProperty();
            atitle->setAttributeName(QLatin1String("title"));
            DomString *str = new DomString();
            str->setText(text);
            atitle->setElementString(str);
            properties.append(atitle);

            DomWidget *menu = createWidget(e, QLatin1String("QMenu"));
            menu->setAttributeName(name);
            menu->setElementProperty(properties);
            ui_child_list.append(menu);

            DomActionRef *a = new DomActionRef();
            a->setAttributeName(name);
            ui_action_list.append(a);

        } else if (t == QLatin1String("item")) {
            DomItem *item = new DomItem();
            item->read(e);
            ui_item_list.append(item);
        }

        e = e.nextSibling().toElement();
    }

    ui_widget->setElementProperty(ui_property_list);
    ui_widget->setElementAttribute(ui_attribute_list);

    if (ui_centralWidget != 0) {
        Q_ASSERT(ui_mainWindow != 0);
        ui_mainWindow->setElementWidget(ui_mainwindow_child_list);
        ui_widget = ui_centralWidget;
    }

    ui_widget->setElementWidget(ui_child_list);
    ui_widget->setElementAddAction(ui_action_list);
    ui_widget->setElementRow(ui_row_list);
    ui_widget->setElementColumn(ui_column_list);
    ui_widget->setElementItem(ui_item_list);
    ui_widget->setElementLayout(ui_layout_list);

    //ui_widget->setAttributeName(p->elementCstring());

    return ui_mainWindow ? ui_mainWindow : ui_widget;
}

DomLayout *Ui3Reader::createLayout(const QDomElement &w)
{
    DomLayout *lay = new DomLayout();

    QList<DomLayoutItem*> ui_item_list;
    QList<DomProperty*> ui_property_list;
    QList<DomProperty*> ui_attribute_list;

    QString tagName = w.tagName().toLower();

    QString className;
    if (tagName == QLatin1String("vbox"))
        className = QLatin1String("QVBoxLayout");
    else if (tagName == QLatin1String("hbox"))
        className = QLatin1String("QHBoxLayout");
    else
        className = QLatin1String("QGridLayout");

    lay->setAttributeClass(className);

    createProperties(w, &ui_property_list, className);
    createAttributes(w, &ui_attribute_list, className);

    QDomElement e = w.firstChild().toElement();
    while (!e.isNull()) {
        QString t = e.tagName().toLower();
        if (t == QLatin1String("vbox")
                 || t == QLatin1String("hbox")
                 || t == QLatin1String("grid")
                 || t == QLatin1String("spacer")
                 || t == QLatin1String("widget")) {
            DomLayoutItem *lay_item = createLayoutItem(e);
            Q_ASSERT(lay_item != 0);
            ui_item_list.append(lay_item);
        }

        e = e.nextSibling().toElement();
    }

    lay->setElementItem(ui_item_list);
    lay->setElementProperty(ui_property_list);
    lay->setElementAttribute(ui_attribute_list);

    return lay;
}

DomLayoutItem *Ui3Reader::createLayoutItem(const QDomElement &e)
{
    DomLayoutItem *lay_item = new DomLayoutItem;

    QString tagName = e.tagName().toLower();
    if (tagName == QLatin1String("widget")) {
        DomWidget *ui_widget = createWidget(e);
        Q_ASSERT(ui_widget != 0);

        if (ui_widget->attributeClass() == QLatin1String("QLayoutWidget")
                    && ui_widget->elementLayout().size() == 1) {
            QList<DomLayout*> layouts = ui_widget->elementLayout();

            ui_widget->setElementLayout(QList<DomLayout*>());
            delete ui_widget;

            DomLayout *layout = layouts.first();
            fixLayoutMargin(layout);
            lay_item->setElementLayout(layout);
        } else {
            if (ui_widget->attributeClass() == QLatin1String("QLayoutWidget"))
                ui_widget->setAttributeClass(QLatin1String("QWidget"));

            lay_item->setElementWidget(ui_widget);
        }
    } else if (tagName == QLatin1String("spacer")) {
        DomSpacer *ui_spacer = new DomSpacer();
        QList<DomProperty*> properties;

        QByteArray name = DomTool::readProperty(e, QLatin1String("name"), QLatin1String("spacer")).toByteArray();

        Variant var;
        var.createSize(0, 0);

        QVariant def = qVariantFromValue(var);

        Size size = asVariant(DomTool::readProperty(e, QLatin1String("sizeHint"), def)).size;
        QString sizeType = QLatin1String("QSizePolicy::") + DomTool::readProperty(e, QLatin1String("sizeType"), QLatin1String("Expanding")).toString();
        QString orientation = QLatin1String("Qt::") + DomTool::readProperty(e, QLatin1String("orientation"), QLatin1String("Horizontal")).toString();

        ui_spacer->setAttributeName(QLatin1String(name));

        DomProperty *prop = 0;

        // sizeHint
        prop = new DomProperty();
        prop->setAttributeName(QLatin1String("sizeHint"));
        prop->setElementSize(new DomSize());
        prop->elementSize()->setElementWidth(size.width);
        prop->elementSize()->setElementHeight(size.height);
        properties.append(prop);

        // sizeType
        prop = new DomProperty();
        prop->setAttributeName(QLatin1String("sizeType"));
        prop->setElementEnum(sizeType);
        properties.append(prop);

        // orientation
        prop = new DomProperty();
        prop->setAttributeName(QLatin1String("orientation"));
        prop->setElementEnum(orientation);
        properties.append(prop);

        ui_spacer->setElementProperty(properties);
        lay_item->setElementSpacer(ui_spacer);
    } else {
        DomLayout *ui_layout = createLayout(e);
        Q_ASSERT(ui_layout != 0);

        fixLayoutMargin(ui_layout);
        lay_item->setElementLayout(ui_layout);
    }

    if (e.hasAttribute(QLatin1String("row")))
        lay_item->setAttributeRow(e.attribute(QLatin1String("row")).toInt());
    if (e.hasAttribute(QLatin1String("column")))
        lay_item->setAttributeColumn(e.attribute(QLatin1String("column")).toInt());
    if (e.hasAttribute(QLatin1String("rowspan")))
        lay_item->setAttributeRowSpan(e.attribute(QLatin1String("rowspan")).toInt());
    if (e.hasAttribute(QLatin1String("colspan")))
        lay_item->setAttributeColSpan(e.attribute(QLatin1String("colspan")).toInt());

    return lay_item;
}

void Ui3Reader::fixLayoutMargin(DomLayout *ui_layout)
{
    Q_UNUSED(ui_layout)
}

void Ui3Reader::findDerivedFontProperties(const QDomElement &n, DomFont &result) const
{
    bool italic = false;
    bool bold = false;
    bool underline = false;
    bool strikeout = false;

    QDomNode pn = n.parentNode();
    while(!pn.isNull()) {
        for (QDomElement e=pn.firstChild().toElement(); !e.isNull(); e = e.nextSibling().toElement()) {
            if (e.tagName().toLower() == QLatin1String("property") &&
                e.attribute(QLatin1String("name")) == QLatin1String("font")) {
                QDomElement f = e.firstChild().toElement();
                for (QDomElement fp = f.firstChild().toElement(); !fp.isNull(); fp = fp.nextSibling().toElement()) {
                    QString name = fp.tagName().toLower();
                    QString text = fp.text();
                    if (!italic && name == QLatin1String("italic")) {
                        italic = true;
                        if (text == QLatin1String("true") || text == QLatin1String("1"))
                            result.setElementItalic(true);
                    } else if (!bold && name == QLatin1String("bold")) {
                        bold = true;
                        if (text == QLatin1String("true") || text == QLatin1String("1"))
                            result.setElementBold(true);
                    } else if (!underline && name == QLatin1String("underline")) {
                        underline = true;
                        if (text == QLatin1String("true") || text == QLatin1String("1"))
                            result.setElementUnderline(true);
                    } else if (!strikeout && name == QLatin1String("strikeout")) {
                        strikeout = true;
                        if (text == QLatin1String("true") || text == QLatin1String("1"))
                            result.setElementStrikeOut(true);
                    } else if (name == QLatin1String("family")) {
                        if (result.elementFamily().isEmpty())
                            result.setElementFamily(text);
                    } else if (name == QLatin1String("pointsize")) {
                        if (!result.elementPointSize())
                            result.setElementPointSize(text.toInt());
                    }
                }