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using QskMargins to export QMarginsF

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This commit is contained in:
Uwe Rathmann 2020-10-28 15:52:55 +01:00
parent aed9412aee
commit 78ac3377f7
1 changed files with 14 additions and 27 deletions
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41
qmlexport/QskQml.cpp
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@ -18,6 +18,7 @@
#include <QskGraphicLabel.h>
#include <QskIntervalF.h>
#include <QskLayoutHint.h>
#include <QskMargins.h>
#include <QskMessageWindow.h>
#include <QskPopup.h>
#include <QskProgressBar.h>
@ -91,19 +92,6 @@ QSK_QT_PRIVATE_END
}
#endif
// Utility for exposing a value type which is missing Q_GADGET, like QMarginsF
template< typename Type, typename Gadget >
class ValueProvider : public QQmlValueTypeProvider
{
public:
const QMetaObject* getMetaObjectForMetaType( int id ) override
{
if ( id == qMetaTypeId< Type >() )
return &Gadget::staticMetaObject;
return nullptr;
}
};
// Expose values in QskRgbValue to QML
struct QskRgbValue_Gadget
{
@ -118,18 +106,6 @@ struct QskRgbValue_Gadget
Q_GADGET
};
// Out-of-band meta object provider for QMarginsF
// This is required because QMarginsF doesn't have the Q_GADGET macro, and must
// therefore be treated like similar classes QRectF/QSizeF/etc.
class QMarginsF_Gadget : public QMarginsF
{
Q_GADGET
Q_PROPERTY( qreal left READ left WRITE setLeft )
Q_PROPERTY( qreal top READ top WRITE setTop )
Q_PROPERTY( qreal right READ right WRITE setRight )
Q_PROPERTY( qreal bottom READ bottom WRITE setBottom )
};
Q_DECLARE_METATYPE( QMarginsF )
// Use this pattern to provide valueOf() to any type, something which is needed
@ -335,7 +311,18 @@ void QskQml::registerTypes()
);
// Support QMarginsF in QML
QQml_addValueTypeProvider( new ValueProvider< QMarginsF, QMarginsF_Gadget >() );
class MarginsProvider final : public QQmlValueTypeProvider
{
public:
const QMetaObject* getMetaObjectForMetaType( int id ) override
{
if ( id == qMetaTypeId< QMarginsF >() )
return &QskMargins::staticMetaObject;
return nullptr;
}
};
QQml_addValueTypeProvider( new MarginsProvider() );
QQmlMetaType::registerCustomStringConverter(
qMetaTypeId< QMarginsF >(),
@ -352,7 +339,7 @@ void QskQml::registerTypes()
QMetaType::registerConverter< qreal, QMarginsF >(
[]( qreal value ) { return QMarginsF( value, value, value, value ); } );
qRegisterAnimationInterpolator< QMarginsF >(
qRegisterAnimationInterpolator< QMarginsF >(
[]( const QMarginsF& from, const QMarginsF& to, qreal progress )
{
return QVariant::fromValue( QMarginsF(