QDeclarativeGestureAreaParser Class Reference

#include <qdeclarativegesturearea_p.h>

Inheritance diagram for QDeclarativeGestureAreaParser:

Public Functions
virtual QByteArray	compile (const QList< QDeclarativeCustomParserProperty > &)
virtual void	setCustomData (QObject *, const QByteArray &)
Public Functions inherited from QDeclarativeCustomParser
void	clearErrors ()
QList< QDeclarativeError >	errors () const
Flags	flags () const
	QDeclarativeCustomParser ()
	QDeclarativeCustomParser (Flags f)
virtual	~QDeclarativeCustomParser ()

Additional Inherited Members
Public Types inherited from QDeclarativeCustomParser
enum	Flag { NoFlag = 0x00000000, AcceptsAttachedProperties = 0x00000001 }
Protected Functions inherited from QDeclarativeCustomParser
void	error (const QString &description)
	Reports an error with the given description. More...
void	error (const QDeclarativeCustomParserProperty &, const QString &description)
	Reports an error in parsing prop, with the given description. More...
void	error (const QDeclarativeCustomParserNode &, const QString &description)
	Reports an error in parsing node, with the given description. More...
int	evaluateEnum (const QByteArray &) const
	If script is a simply enum expression (eg. More...
const QMetaObject *	resolveType (const QByteArray &) const
	Resolves name to a type, or 0 if it is not a type. More...
QDeclarativeBinding::Identifier	rewriteBinding (const QString &, const QByteArray &)
	Rewrites expression and returns an identifier that can be used to construct the binding later. More...

Detailed Description

Definition at line 88 of file qdeclarativegesturearea_p.h.

Functions

compile()

QByteArray QDeclarativeGestureAreaParser::compile ( const QList< QDeclarativeCustomParserProperty > &  props )

virtual

Implements QDeclarativeCustomParser.

Definition at line 163 of file qdeclarativegesturearea.cpp.

{
    QByteArray rv;
    QDataStream ds(&rv, QIODevice::WriteOnly);

    for(int ii = 0; ii < props.count(); ++ii)
    {
        QString propName = QString::fromUtf8(props.at(ii).name());
        Qt::GestureType type;

        if (propName == QLatin1String("onTap")) {
            type = Qt::TapGesture;
        } else if (propName == QLatin1String("onTapAndHold")) {
            type = Qt::TapAndHoldGesture;
        } else if (propName == QLatin1String("onPan")) {
            type = Qt::PanGesture;
        } else if (propName == QLatin1String("onPinch")) {
            type = Qt::PinchGesture;
        } else if (propName == QLatin1String("onSwipe")) {
            type = Qt::SwipeGesture;
        } else if (propName == QLatin1String("onGesture")) {
            type = Qt::CustomGesture;
        } else {
            error(props.at(ii), QDeclarativeGestureArea::tr("Cannot assign to non-existent property \"%1\"").arg(propName));
            return QByteArray();
        }

        QList<QVariant> values = props.at(ii).assignedValues();

        for (int i = 0; i < values.count(); ++i) {
            const QVariant &value = values.at(i);

            if (value.userType() == qMetaTypeId<QDeclarativeCustomParserNode>()) {
                error(props.at(ii), QDeclarativeGestureArea::tr("GestureArea: nested objects not allowed"));
                return QByteArray();
            } else if (value.userType() == qMetaTypeId<QDeclarativeCustomParserProperty>()) {
                error(props.at(ii), QDeclarativeGestureArea::tr("GestureArea: syntax error"));
                return QByteArray();
            } else {
                QDeclarativeParser::Variant v = qvariant_cast<QDeclarativeParser::Variant>(value);
                if (v.isScript()) {
                    ds << propName;
                    ds << int(type);
                    ds << v.asScript();
                } else {
                    error(props.at(ii), QDeclarativeGestureArea::tr("GestureArea: script expected"));
                    return QByteArray();
                }
            }
        }
    }

    return rv;
}

setCustomData()

void QDeclarativeGestureAreaParser::setCustomData ( QObject *  object, const QByteArray &  data  )

virtual

Implements QDeclarativeCustomParser.

Definition at line 218 of file qdeclarativegesturearea.cpp.

{
    QDeclarativeGestureArea *ga = static_cast<QDeclarativeGestureArea*>(object);
    ga->d_func()->data = data;
}

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The documentation for this class was generated from the following files:

• /src/imports/gestures/qdeclarativegesturearea_p.h
• /src/imports/gestures/qdeclarativegesturearea.cpp