C++ DomProperty类代码示例

bool Q3ListBoxExtraInfo::saveWidgetExtraInfo(DomWidget *ui_widget)
{
    Q3ListBox *listBox = qobject_cast<Q3ListBox*>(widget());
    Q_ASSERT(listBox != 0);

    QList<DomItem *> items;
    const int childCount = listBox->count();
    for (int i = 0; i < childCount; ++i) {
        DomItem *item = new DomItem();

        QList<DomProperty*> properties;

        DomString *str = new DomString();
        str->setText(listBox->text(i));

        DomProperty *ptext = new DomProperty();
        ptext->setAttributeName(QLatin1String("text"));
        ptext->setElementString(str);

        properties.append(ptext);
        item->setElementProperty(properties);
        items.append(item);
    }
    ui_widget->setElementItem(items);

    return true;
}

void DatabaseInfo::acceptWidget(DomWidget *node)
{
    QHash<QString, DomProperty*> properties = propertyMap(node->elementProperty());

    DomProperty *frameworkCode = properties.value(QLatin1String("frameworkCode"), 0);
    if (frameworkCode && toBool(frameworkCode->elementBool()) == false)
        return;

    DomProperty *db = properties.value(QLatin1String("database"), 0);
    if (db && db->elementStringList()) {
        QStringList info = db->elementStringList()->elementString();

        QString connection = info.size() > 0 ? info.at(0) : QString();
        if (connection.isEmpty())
            return;
        m_connections.append(connection);

        QString table = info.size() > 1 ? info.at(1) : QString();
        if (table.isEmpty())
            return;
        m_cursors[connection].append(table);

        QString field = info.size() > 2 ? info.at(2) : QString();
        if (field.isEmpty())
            return;
        m_fields[connection].append(field);
    }

    TreeWalker::acceptWidget(node);
}

DomItem *Q3ListViewExtraInfo::saveQ3ListViewItem(Q3ListViewItem *item) const
{
    DomItem *pitem = new DomItem();
    QList<DomProperty *> properties;
    const int columnCount = static_cast<Q3ListView*>(widget())->columns();
    for (int i = 0; i < columnCount; ++i) {
        DomString *str = new DomString();
        str->setText(item->text(i));

        DomProperty *ptext = new DomProperty();
        ptext->setAttributeName(QLatin1String("text"));
        ptext->setElementString(str);

        properties.append(ptext);
    }
    pitem->setElementProperty(properties);
    QList<DomItem *> items;
    Q3ListViewItem *child = item->firstChild();
    while (child) {
        items.append(saveQ3ListViewItem(child));
        child = child->nextSibling();
    }
    pitem->setElementItem(items);
    return pitem;
}

void Q3ListViewExtraInfo::initializeQ3ListViewItems(const QList<DomItem *> &items, Q3ListViewItem *parentItem)
{
    for (int i=0; i<items.size(); ++i) {
        DomItem *item = items.at(i);

        Q3ListViewItem *__item = 0;
        if (parentItem != 0)
            __item = new Q3ListViewItem(parentItem);
        else
            __item = new Q3ListViewItem(static_cast<Q3ListView*>(widget()));

        int textCount = 0, pixCount = 0;
        QList<DomProperty*> properties = item->elementProperty();
        for (int i=0; i<properties.size(); ++i) {
            DomProperty *p = properties.at(i);
            if (p->attributeName() == QLatin1String("text"))
                __item->setText(textCount++, p->elementString()->text());

            if (p->attributeName() == QLatin1String("pixmap")) {
                DomResourcePixmap *pix = p->elementPixmap();
                QPixmap pixmap(core()->iconCache()->resolveQrcPath(pix->text(), pix->attributeResource(), workingDirectory()));
                __item->setPixmap(pixCount++, pixmap);
            }
        }

        if (item->elementItem().size()) {
            __item->setOpen(true);
            initializeQ3ListViewItems(item->elementItem(), __item);
        }
    }
}

void QDesignerFormBuilder::applyProperties(QObject *o, const QList<DomProperty*> &properties)
{
    typedef QList<DomProperty*> DomPropertyList;

    if (properties.empty())
        return;

    const QDesignerPropertySheetExtension *sheet = qt_extension<QDesignerPropertySheetExtension*>(core()->extensionManager(), o);
    const QDesignerDynamicPropertySheetExtension *dynamicSheet = qt_extension<QDesignerDynamicPropertySheetExtension*>(core()->extensionManager(), o);
    const bool changingMetaObject = WidgetFactory::classNameOf(core(), o) == QStringLiteral("QAxWidget");
    const QDesignerMetaObjectInterface *meta = core()->introspection()->metaObject(o);
    const bool dynamicPropertiesAllowed = dynamicSheet && dynamicSheet->dynamicPropertiesAllowed();

    QDesignerPropertySheet *designerPropertySheet = qobject_cast<QDesignerPropertySheet *>(
                    core()->extensionManager()->extension(o, Q_TYPEID(QDesignerPropertySheetExtension)));

    if (designerPropertySheet) {
        if (designerPropertySheet->pixmapCache())
            designerPropertySheet->setPixmapCache(m_pixmapCache);
        if (designerPropertySheet->iconCache())
            designerPropertySheet->setIconCache(m_iconCache);
    }

    const DomPropertyList::const_iterator cend = properties.constEnd();
    for (DomPropertyList::const_iterator it = properties.constBegin(); it != cend; ++it) {
        DomProperty *p = *it;
        QVariant v;
        if (!readDomEnumerationValue(p, sheet, v))
            v = toVariant(o->metaObject(), p);

        if (v.isNull())
            continue;

        const QString attributeName = p->attributeName();
        if (d->applyPropertyInternally(o, attributeName, v))
            continue;

        // refuse fake properties like current tab name (weak test)
        if (!dynamicPropertiesAllowed) {
            if (changingMetaObject) // Changes after setting control of QAxWidget
                meta = core()->introspection()->metaObject(o);
            if (meta->indexOfProperty(attributeName) == -1)
                continue;
        }

        QObject *obj = o;
        QAbstractScrollArea *scroll = qobject_cast<QAbstractScrollArea *>(o);
        if (scroll && attributeName == QStringLiteral("cursor") && scroll->viewport())
            obj = scroll->viewport();

        // a real property
        obj->setProperty(attributeName.toUtf8(), v);
    }
}

QT_BEGIN_NAMESPACE

inline QHash<QString, DomProperty *> propertyMap(const QList<DomProperty *> &properties) // ### remove me
{
    QHash<QString, DomProperty *> map;

    for (int i=0; i<properties.size(); ++i) {
        DomProperty *p = properties.at(i);
        map.insert(p->attributeName(), p);
    }

    return map;
}

// Get XML for a new form from the widget box. Change objectName/geometry
// properties to be suitable for new forms
static QString xmlFromWidgetBox(const QDesignerFormEditorInterface *core, const QString &className, const QString &objectName)
{
    typedef QList<DomProperty*> PropertyList;

    QDesignerWidgetBoxInterface::Widget widget;
    const bool found = QDesignerWidgetBox::findWidget(core->widgetBox(), className, QString(), &widget);
    if (!found)
        return QString();
    QScopedPointer<DomUI> domUI(QDesignerWidgetBox::xmlToUi(className, widget.domXml(), false));
    if (domUI.isNull())
        return QString();
    domUI->setAttributeVersion(QLatin1String("4.0"));
    DomWidget *domWidget = domUI->elementWidget();
    if (!domWidget)
        return QString();
    // Properties: Remove the "objectName" property in favour of the name attribute and check geometry.
    domWidget->setAttributeName(objectName);
    const QString geometryProperty = QLatin1String("geometry");
    const QString objectNameProperty  = QLatin1String("objectName");
    PropertyList properties = domWidget->elementProperty();
    for (PropertyList::iterator it = properties.begin(); it != properties.end(); ) {
        DomProperty *property = *it;
        if (property->attributeName() == objectNameProperty) { // remove  "objectName"
            it = properties.erase(it);
            delete property;
        } else {
            if (property->attributeName() == geometryProperty) { // Make sure form is at least 400, 300
                if (DomRect *geom = property->elementRect()) {
                    if (geom->elementWidth() < NewFormWidth)
                        geom->setElementWidth(NewFormWidth);
                    if (geom->elementHeight() < NewFormHeight)
                        geom->setElementHeight(NewFormHeight);
                }
            }
            ++it;
        }
    }
    // Add a window title property
    DomString *windowTitleString = new DomString;
    windowTitleString->setText(objectName);
    DomProperty *windowTitleProperty = new DomProperty;
    windowTitleProperty->setAttributeName(QLatin1String("windowTitle"));
    windowTitleProperty->setElementString(windowTitleString);
    properties.push_back(windowTitleProperty);
    // ------
    domWidget->setElementProperty(properties);
    // Embed in in DomUI and get string. Omit the version number.
    domUI->setElementClass(objectName);

    QString rc;
    { // Serialize domUI
        QXmlStreamWriter writer(&rc);
        writer.setAutoFormatting(true);
        writer.setAutoFormattingIndent(1);
        writer.writeStartDocument();
        domUI->write(writer);
        writer.writeEndDocument();
    }
    return rc;
}

bool Q3ListViewExtraInfo::saveWidgetExtraInfo(DomWidget *ui_widget)
{
    // ### finish me
    Q3ListView *listView = qobject_cast<Q3ListView*>(widget());
    Q_ASSERT(listView != 0);

    QList<DomColumn*> columns;
    Q3Header *header = listView->header();
    for (int i=0; i<header->count(); ++i) {
        DomColumn *c = new DomColumn();

        QList<DomProperty*> properties;

        DomString *str = new DomString();
        str->setText(header->label(i));

        DomProperty *ptext = new DomProperty();
        ptext->setAttributeName(QLatin1String("text"));
        ptext->setElementString(str);

        DomProperty *pclickable = new DomProperty();
        pclickable->setAttributeName(QLatin1String("clickable"));
        pclickable->setElementBool(header->isClickEnabled(i) ? QLatin1String("true") : QLatin1String("false"));

        DomProperty *presizable = new DomProperty();
        presizable->setAttributeName(QLatin1String("resizable"));
        presizable->setElementBool(header->isResizeEnabled(i) ? QLatin1String("true") : QLatin1String("false"));

        properties.append(ptext);
        properties.append(pclickable);
        properties.append(presizable);

        c->setElementProperty(properties);
        columns.append(c);
    }

    ui_widget->setElementColumn(columns);

    QList<DomItem *> items;
    Q3ListViewItem *child = listView->firstChild();
    while (child) {
        items.append(saveQ3ListViewItem(child));
        child = child->nextSibling();
    }
    ui_widget->setElementItem(items);


    return true;
}

void Q3IconViewExtraInfo::initializeQ3IconViewItems(const QList<DomItem *> &items)
{
    Q3IconView *iconView = qobject_cast<Q3IconView*>(widget());
    Q_ASSERT(iconView != 0);

    for (int i=0; i<items.size(); ++i) {
        DomItem *item = items.at(i);

        Q3IconViewItem *__item = new Q3IconViewItem(iconView);

        QList<DomProperty*> properties = item->elementProperty();
        for (int i=0; i<properties.size(); ++i) {
            DomProperty *p = properties.at(i);
            if (p->attributeName() == QLatin1String("text"))
                __item->setText(p->elementString()->text());

            if (p->attributeName() == QLatin1String("pixmap")) {
                DomResourcePixmap *pix = p->elementPixmap();
                QPixmap pixmap(core()->iconCache()->resolveQrcPath(pix->text(), pix->attributeResource(), workingDirectory()));
                __item->setPixmap(pixmap);
            }
        }
    }
}

// Set a fixed size on a XML template
QString WidgetDataBase::scaleFormTemplate(const QString &xml, const QSize &size, bool fixed)
{
    typedef QList<DomProperty*> PropertyList;
    DomUI *domUI = QDesignerWidgetBox::xmlToUi(QLatin1String("Form"), xml, false);
    if (!domUI)
        return QString();
    DomWidget *domWidget = domUI->elementWidget();
    if (!domWidget)
        return QString();
    // Properties: Find/Ensure the geometry, minimum and maximum sizes properties
    const QString geometryPropertyName = QLatin1String("geometry");
    const QString minimumSizePropertyName = QLatin1String("minimumSize");
    const QString maximumSizePropertyName = QLatin1String("maximumSize");
    DomProperty *geomProperty = 0;
    DomProperty *minimumSizeProperty = 0;
    DomProperty *maximumSizeProperty = 0;

    PropertyList properties = domWidget->elementProperty();
    const PropertyList::const_iterator cend = properties.constEnd();
    for (PropertyList::const_iterator it = properties.constBegin(); it != cend; ++it) {
        const QString name = (*it)->attributeName();
        if (name == geometryPropertyName) {
            geomProperty = *it;
        } else {
            if (name == minimumSizePropertyName) {
                minimumSizeProperty = *it;
            } else {
                if (name == maximumSizePropertyName)
                    maximumSizeProperty = *it;
            }
        }
    }
    if (!geomProperty) {
        geomProperty = new DomProperty;
        geomProperty->setAttributeName(geometryPropertyName);
        geomProperty->setElementRect(new DomRect);
        properties.push_front(geomProperty);
    }
    if (fixed) {
        if (!minimumSizeProperty) {
            minimumSizeProperty = new DomProperty;
            minimumSizeProperty->setAttributeName(minimumSizePropertyName);
            minimumSizeProperty->setElementSize(new DomSize);
            properties.push_back(minimumSizeProperty);
        }
        if (!maximumSizeProperty) {
            maximumSizeProperty = new DomProperty;
            maximumSizeProperty->setAttributeName(maximumSizePropertyName);
            maximumSizeProperty->setElementSize(new DomSize);
            properties.push_back(maximumSizeProperty);
        }
    }
    // Set values of geometry, minimum and maximum sizes properties
    const int width = size.width();
    const int height = size.height();
    if (DomRect *geom = geomProperty->elementRect()) {
        geom->setElementWidth(width);
        geom->setElementHeight(height);
    }
    if (fixed) {
        if (DomSize *s = minimumSizeProperty->elementSize()) {
            s->setElementWidth(width);
            s->setElementHeight(height);
        }
        if (DomSize *s = maximumSizeProperty->elementSize()) {
            s->setElementWidth(width);
            s->setElementHeight(height);
        }
    }
    // write back
    domWidget->setElementProperty(properties);

    QString rc;
    { // serialize domUI
        QXmlStreamWriter writer(&rc);
        writer.setAutoFormatting(true);
        writer.setAutoFormattingIndent(1);
        writer.writeStartDocument();
        domUI->write(writer);
        writer.writeEndDocument();
    }

    delete domUI;
    return rc;
}