properties.cpp

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#include "properties_p.h"
#include "ui4_p.h"
#include "abstractformbuilder.h"
#include "formbuilderextra_p.h"

#include <QtCore/QDateTime>
#include <QtCore/QUrl>
#include <QtCore/qdebug.h>

#include <QtGui/QIcon>
#include <QtGui/QPixmap>
#include <QtGui/QFont>
#include <QtGui/QFrame>
#include <QtGui/QAbstractScrollArea>

#include <private/qfont_p.h>

static bool toBool(const QString &str)
{
    return str.toLower() == QLatin1String("true");
}

#ifdef QFORMINTERNAL_NAMESPACE
namespace QFormInternal
{
#endif

// Convert complex DOM types with the help of  QAbstractFormBuilder
QVariant domPropertyToVariant(QAbstractFormBuilder *afb,const QMetaObject *meta,const  DomProperty *p)
{
    // Complex types that need functions from QAbstractFormBuilder
    switch(p->kind()) {
    case DomProperty::String: {
        const int index = meta->indexOfProperty(p->attributeName().toUtf8());
        if (index != -1 && meta->property(index).type() == QVariant::KeySequence)
            return qVariantFromValue(QKeySequence(p->elementString()->text()));
    }
        break;

    case DomProperty::Pixmap: {
        const DomResourcePixmap * dpx = afb->domPixmap(p);
        return qVariantFromValue(dpx ? afb->domPropertyToPixmap(p) : QPixmap());
    }

    case DomProperty::IconSet: {
        const DomResourcePixmap * dpx = afb->domPixmap(p);
        return qVariantFromValue(dpx ? afb->domPropertyToIcon(p) : QIcon());
    }

    case DomProperty::Palette: {
        const DomPalette *dom = p->elementPalette();
        QPalette palette;

        if (dom->elementActive())
            afb->setupColorGroup(palette, QPalette::Active, dom->elementActive());

        if (dom->elementInactive())
            afb->setupColorGroup(palette, QPalette::Inactive, dom->elementInactive());

        if (dom->elementDisabled())
            afb->setupColorGroup(palette, QPalette::Disabled, dom->elementDisabled());

        palette.setCurrentColorGroup(QPalette::Active);
        return qVariantFromValue(palette);
    }

    case DomProperty::Set: {
        const QByteArray pname = p->attributeName().toUtf8();
        const int index = meta->indexOfProperty(pname);
        if (index == -1) {
            uiLibWarning(QObject::tr("The set-type property %1 could not be read.").arg(p->attributeName()));
            return QVariant();
        }

        const QMetaEnum e = meta->property(index).enumerator();
        Q_ASSERT(e.isFlag() == true);
        return QVariant(e.keysToValue(p->elementSet().toUtf8()));
    }

    case DomProperty::Enum: {
        const QByteArray pname = p->attributeName().toUtf8();
        const int index = meta->indexOfProperty(pname);
        if (index == -1) {
            // ### special-casing for Line (QFrame) -- fix for 4.2
            if (!qstrcmp(meta->className(), "QFrame")
                && (pname == QByteArray("orientation"))) {
                return QVariant((p->elementEnum() == QLatin1String("Qt::Horizontal")) ? QFrame::HLine : QFrame::VLine);
            } else {
                uiLibWarning(QObject::tr("The enumeration-type property %1 could not be read.").arg(p->attributeName()));
                return QVariant();
            }
        }

        const QMetaEnum e = meta->property(index).enumerator();
        return QVariant(e.keyToValue(p->elementEnum().toUtf8()));
    }
    default:
        break;
    }

    // simple type
    return domPropertyToVariant(p);
}

// Convert simple DOM types
QVariant domPropertyToVariant(const DomProperty *p)
{
    // requires non-const virtual nameToIcon, etc.
    switch(p->kind()) {
    case DomProperty::Bool:
        return QVariant(toBool(p->elementBool()));

    case DomProperty::Cstring:
        return QVariant(p->elementCstring());

    case DomProperty::Point: {
        const DomPoint *point = p->elementPoint();
        return QVariant(QPoint(point->elementX(), point->elementY()));
    }

    case DomProperty::PointF: {
        const DomPointF *pointf = p->elementPointF();
        return QVariant(QPointF(pointf->elementX(), pointf->elementY()));
    }

    case DomProperty::Size: {
        const DomSize *size = p->elementSize();
        return QVariant(QSize(size->elementWidth(), size->elementHeight()));
    }

    case DomProperty::SizeF: {
        const DomSizeF *sizef = p->elementSizeF();
        return QVariant(QSizeF(sizef->elementWidth(), sizef->elementHeight()));
    }

    case DomProperty::Rect: {
        const DomRect *rc = p->elementRect();
        const QRect g(rc->elementX(), rc->elementY(), rc->elementWidth(), rc->elementHeight());
        return QVariant(g);
    }

    case DomProperty::RectF: {
        const DomRectF *rcf = p->elementRectF();
        const QRectF g(rcf->elementX(), rcf->elementY(), rcf->elementWidth(), rcf->elementHeight());
        return QVariant(g);
    }

    case DomProperty::String:
        return QVariant(p->elementString()->text());

    case DomProperty::Number:
        return QVariant(p->elementNumber());

    case DomProperty::UInt:
        return QVariant(p->elementUInt());

    case DomProperty::LongLong:
        return QVariant(p->elementLongLong());

    case DomProperty::ULongLong:
        return QVariant(p->elementULongLong());

    case DomProperty::Double:
        return QVariant(p->elementDouble());

    case DomProperty::Char: {
        const DomChar *character = p->elementChar();
        const QChar c(character->elementUnicode());
        return qVariantFromValue(c);
    }

    case DomProperty::Color: {
        const DomColor *color = p->elementColor();
        const QColor c(color->elementRed(), color->elementGreen(), color->elementBlue());
        return qVariantFromValue(c);
    }

    case DomProperty::Font: {
        const DomFont *font = p->elementFont();

        QFont f;
        if (font->hasElementFamily() && !font->elementFamily().isEmpty())
            f.setFamily(font->elementFamily());
        if (font->hasElementPointSize() && font->elementPointSize() > 0)
            f.setPointSize(font->elementPointSize());
        if (font->hasElementWeight() && font->elementWeight() > 0)
            f.setWeight(font->elementWeight());
        if (font->hasElementItalic())
            f.setItalic(font->elementItalic());
        if (font->hasElementBold())
            f.setBold(font->elementBold());
        if (font->hasElementUnderline())
            f.setUnderline(font->elementUnderline());
        if (font->hasElementStrikeOut())
            f.setStrikeOut(font->elementStrikeOut());
        if (font->hasElementKerning())
            f.setKerning(font->elementKerning());
        if (font->hasElementAntialiasing())
            f.setStyleStrategy(font->elementAntialiasing() ? QFont::PreferDefault : QFont::NoAntialias);
        if (font->hasElementStyleStrategy()) {
            f.setStyleStrategy(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QFont::StyleStrategy>("styleStrategy", font->elementStyleStrategy().toLatin1()));
        }
        return qVariantFromValue(f);
    }

    case DomProperty::Date: {
        const DomDate *date = p->elementDate();
        return QVariant(QDate(date->elementYear(), date->elementMonth(), date->elementDay()));
    }

    case DomProperty::Time: {
        const DomTime *t = p->elementTime();
        return QVariant(QTime(t->elementHour(), t->elementMinute(), t->elementSecond()));
    }

    case DomProperty::DateTime: {
        const DomDateTime *dateTime = p->elementDateTime();
        const QDate d(dateTime->elementYear(), dateTime->elementMonth(), dateTime->elementDay());
        const QTime tm(dateTime->elementHour(), dateTime->elementMinute(), dateTime->elementSecond());
        return QVariant(QDateTime(d, tm));
    }

    case DomProperty::Url: {
        const DomUrl *url = p->elementUrl();
        return QVariant(QUrl(url->elementString()->text()));
    }

    case DomProperty::Cursor:
        return qVariantFromValue(QCursor(static_cast<Qt::CursorShape>(p->elementCursor())));

    case DomProperty::CursorShape:
        return qVariantFromValue(QCursor(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, Qt::CursorShape>("cursorShape", p->elementCursorShape().toLatin1())));

    case DomProperty::Locale: {
        const DomLocale *locale = p->elementLocale();
        return qVariantFromValue(QLocale(enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QLocale::Language>("language", locale->attributeLanguage().toLatin1()),
                    enumKeyOfObjectToValue<QAbstractFormBuilderGadget, QLocale::Country>("country", locale->attributeCountry().toLatin1())));
    }
    case DomProperty::SizePolicy: {
        const DomSizePolicy *sizep = p->elementSizePolicy();

        QSizePolicy sizePolicy;
        sizePolicy.setHorizontalStretch(sizep->elementHorStretch());
        sizePolicy.setVerticalStretch(sizep->elementVerStretch());

        const QMetaEnum sizeType_enum = metaEnum<QAbstractFormBuilderGadget>("sizeType");

        if (sizep->hasElementHSizeType()) {
            sizePolicy.setHorizontalPolicy((QSizePolicy::Policy) sizep->elementHSizeType());
        } else if (sizep->hasAttributeHSizeType()) {
            const QSizePolicy::Policy sp = enumKeyToValue<QSizePolicy::Policy>(sizeType_enum, sizep->attributeHSizeType().toLatin1());
            sizePolicy.setHorizontalPolicy(sp);
        }

        if (sizep->hasElementVSizeType()) {
            sizePolicy.setVerticalPolicy((QSizePolicy::Policy) sizep->elementVSizeType());
        } else if (sizep->hasAttributeVSizeType()) {
            const  QSizePolicy::Policy sp = enumKeyToValue<QSizePolicy::Policy>(sizeType_enum, sizep->attributeVSizeType().toLatin1());
            sizePolicy.setVerticalPolicy(sp);
        }

        return qVariantFromValue(sizePolicy);
    }

    case DomProperty::StringList:
        return QVariant(p->elementStringList()->elementString());

    default:
        uiLibWarning(QObject::tr("Reading properties of the type %1 is not supported yet.").arg(p->kind()));
        break;
    }

    return QVariant();
}

// Apply a simple variant type to a DOM property
static bool applySimpleProperty(const QVariant &v, bool translateString, DomProperty *dom_prop)
{
    switch (v.type()) {
    case QVariant::String: {
        DomString *str = new DomString();
        str->setText(v.toString());
        if (!translateString)
            str->setAttributeNotr(QLatin1String("true"));
        dom_prop->setElementString(str);
    }