diff options
Diffstat (limited to 'src/declarative/util')
-rw-r--r-- | src/declarative/util/qdeclarativeanimation.cpp | 58 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativeanimation_p_p.h | 21 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativebehavior.cpp | 6 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativebind.cpp | 15 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativeeasefollow.cpp | 34 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativefontloader.cpp | 10 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativespringfollow.cpp | 6 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativetimeline_p_p.h | 2 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativeview.cpp | 16 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativeview.h | 4 | ||||
-rw-r--r-- | src/declarative/util/qdeclarativexmllistmodel.cpp | 12 |
11 files changed, 124 insertions, 60 deletions
diff --git a/src/declarative/util/qdeclarativeanimation.cpp b/src/declarative/util/qdeclarativeanimation.cpp index 10230d3..76b6a58 100644 --- a/src/declarative/util/qdeclarativeanimation.cpp +++ b/src/declarative/util/qdeclarativeanimation.cpp @@ -52,6 +52,7 @@ #include <qdeclarativestringconverters_p.h> #include <qdeclarativeglobal_p.h> #include <qdeclarativemetatype_p.h> +#include <qdeclarativevaluetype_p.h> #include <qdeclarativeproperty_p.h> #include <qvariant.h> @@ -110,7 +111,7 @@ QDeclarativeAbstractAnimation::QDeclarativeAbstractAnimation(QDeclarativeAbstrac \code Rectangle { width: 100; height: 100 - x: NumberAnimation { + NumberAnimation on x { running: myMouse.pressed from: 0; to: 100 } @@ -310,7 +311,7 @@ void QDeclarativeAbstractAnimation::setAlwaysRunToEnd(bool f) \code Rectangle { - rotation: NumberAnimation { running: true; repeat: true; from: 0 to: 360 } + NumberAnimation on rotation { running: true; repeat: true; from: 0 to: 360 } } \endcode */ @@ -412,7 +413,7 @@ void QDeclarativeAbstractAnimation::resume() no further influence on property values. In this example animation \code Rectangle { - x: NumberAnimation { from: 0; to: 100; duration: 500 } + NumberAnimation on x { from: 0; to: 100; duration: 500 } } \endcode was stopped at time 250ms, the \c x property will have a value of 50. @@ -450,7 +451,7 @@ void QDeclarativeAbstractAnimation::restart() its end. In the following example, \code Rectangle { - x: NumberAnimation { from: 0; to: 100; duration: 500 } + NumberAnimation on x { from: 0; to: 100; duration: 500 } } \endcode calling \c stop() at time 250ms will result in the \c x property having @@ -1292,7 +1293,7 @@ QDeclarativeVector3dAnimation::QDeclarativeVector3dAnimation(QObject *parent) Q_D(QDeclarativePropertyAnimation); d->interpolatorType = QMetaType::QVector3D; d->interpolator = QVariantAnimationPrivate::getInterpolator(d->interpolatorType); - d->defaultToInterpolatorType = true; + d->defaultToInterpolatorType = true; } QDeclarativeVector3dAnimation::~QDeclarativeVector3dAnimation() @@ -1573,7 +1574,8 @@ QDeclarativeSequentialAnimation::QDeclarativeSequentialAnimation(QObject *parent QDeclarativeAnimationGroup(parent) { Q_D(QDeclarativeAnimationGroup); - d->ag = new QSequentialAnimationGroup(this); + d->ag = new QSequentialAnimationGroup; + QDeclarative_setParent_noEvent(d->ag, this); } QDeclarativeSequentialAnimation::~QDeclarativeSequentialAnimation() @@ -1638,7 +1640,8 @@ QDeclarativeParallelAnimation::QDeclarativeParallelAnimation(QObject *parent) : QDeclarativeAnimationGroup(parent) { Q_D(QDeclarativeAnimationGroup); - d->ag = new QParallelAnimationGroup(this); + d->ag = new QParallelAnimationGroup; + QDeclarative_setParent_noEvent(d->ag, this); } QDeclarativeParallelAnimation::~QDeclarativeParallelAnimation() @@ -1708,12 +1711,13 @@ void QDeclarativePropertyAnimationPrivate::convertVariant(QVariant &variant, int break; } default: - if ((uint)type >= QVariant::UserType) { + if (QDeclarativeValueTypeFactory::isValueType((uint)type)) { + variant.convert((QVariant::Type)type); + } else { QDeclarativeMetaType::StringConverter converter = QDeclarativeMetaType::customStringConverter(type); if (converter) variant = converter(variant.toString()); - } else - variant.convert((QVariant::Type)type); + } break; } } @@ -1732,14 +1736,14 @@ void QDeclarativePropertyAnimationPrivate::convertVariant(QVariant &variant, int Animate any objects that have changed their x or y properties in the target state using an InOutQuad easing curve: \qml - Transition { PropertyAnimation { properties: "x,y"; easing: "InOutQuad" } } + Transition { PropertyAnimation { properties: "x,y"; easing.type: "InOutQuad" } } \endqml \o In a Behavior Animate all changes to a rectangle's x property. \qml Rectangle { - x: Behavior { PropertyAnimation {} } + Behavior on x { PropertyAnimation {} } } \endqml \o As a property value source @@ -1747,7 +1751,7 @@ void QDeclarativePropertyAnimationPrivate::convertVariant(QVariant &variant, int Repeatedly animate the rectangle's x property. \qml Rectangle { - x: SequentialAnimation { + SequentialAnimation on x { repeat: true PropertyAnimation { to: 50 } PropertyAnimation { to: 0 } @@ -1797,7 +1801,7 @@ QDeclarativePropertyAnimation::~QDeclarativePropertyAnimation() void QDeclarativePropertyAnimationPrivate::init() { Q_Q(QDeclarativePropertyAnimation); - va = new QDeclarativeTimeLineValueAnimator; + va = new QDeclarativeBulkValueAnimator; QDeclarative_setParent_noEvent(va, q); } @@ -1873,7 +1877,13 @@ void QDeclarativePropertyAnimation::setTo(const QVariant &t) \qmlproperty QEasingCurve PropertyAnimation::easing \brief the easing curve used for the transition. - Available values are: + For the easing you can specify the following parameters: type, amplitude, period and overshoot. + + \qml + PropertyAnimation { properties: "y"; easing.type: "InOutElastc"; easing.amplitude: 2.0; easing.period: 1.5 } + \endqml + + Available types are: \table \row @@ -2044,6 +2054,15 @@ void QDeclarativePropertyAnimation::setTo(const QVariant &t) \o \inlineimage qeasingcurve-outinbounce.png \endtable + easing.amplitude is not applicable for all curve types. It is only applicable for bounce and elastic curves (curves of type + QEasingCurve::InBounce, QEasingCurve::OutBounce, QEasingCurve::InOutBounce, QEasingCurve::OutInBounce, QEasingCurve::InElastic, + QEasingCurve::OutElastic, QEasingCurve::InOutElastic or QEasingCurve::OutInElastic). + + easing.overshoot is not applicable for all curve types. It is only applicable if type is: QEasingCurve::InBack, QEasingCurve::OutBack, + QEasingCurve::InOutBack or QEasingCurve::OutInBack. + + easing.period is not applicable for all curve types. It is only applicable if type is: QEasingCurve::InElastic, QEasingCurve::OutElastic, + QEasingCurve::InOutElastic or QEasingCurve::OutInElastic. */ QEasingCurve QDeclarativePropertyAnimation::easing() const { @@ -2138,8 +2157,8 @@ void QDeclarativePropertyAnimation::setProperties(const QString &prop) id: theRect width: 100; height: 100 color: Qt.rgba(0,0,1) - x: NumberAnimation { to: 500; repeat: true } //animate theRect's x property - y: Behavior { NumberAnimation {} } //animate theRect's y property + NumberAnimation on x { to: 500; repeat: true } //animate theRect's x property + Behavior on y { NumberAnimation {} } //animate theRect's y property } \endqml \row @@ -2213,7 +2232,7 @@ QAbstractAnimation *QDeclarativePropertyAnimation::qtAnimation() return d->va; } -struct PropertyUpdater : public QDeclarativeTimeLineValue +struct PropertyUpdater : public QDeclarativeBulkValueUpdater { QDeclarativeStateActions actions; int interpolatorType; //for Number/ColorAnimation @@ -2223,7 +2242,7 @@ struct PropertyUpdater : public QDeclarativeTimeLineValue bool fromSourced; bool fromDefined; bool *wasDeleted; - PropertyUpdater() : wasDeleted(0) {} + PropertyUpdater() : prevInterpolatorType(0), wasDeleted(0) {} ~PropertyUpdater() { if (wasDeleted) *wasDeleted = true; } void setValue(qreal v) { @@ -2231,7 +2250,6 @@ struct PropertyUpdater : public QDeclarativeTimeLineValue wasDeleted = &deleted; if (reverse) //QVariantAnimation sends us 1->0 when reversed, but we are expecting 0->1 v = 1 - v; - QDeclarativeTimeLineValue::setValue(v); for (int ii = 0; ii < actions.count(); ++ii) { QDeclarativeAction &action = actions[ii]; diff --git a/src/declarative/util/qdeclarativeanimation_p_p.h b/src/declarative/util/qdeclarativeanimation_p_p.h index e582066..ae82a90 100644 --- a/src/declarative/util/qdeclarativeanimation_p_p.h +++ b/src/declarative/util/qdeclarativeanimation_p_p.h @@ -149,14 +149,21 @@ private: bool running; }; -//animates QDeclarativeTimeLineValue (assumes start and end values will be reals or compatible) -class QDeclarativeTimeLineValueAnimator : public QVariantAnimation +class QDeclarativeBulkValueUpdater +{ +public: + virtual ~QDeclarativeBulkValueUpdater() {} + virtual void setValue(qreal value) = 0; +}; + +//animates QDeclarativeBulkValueUpdater (assumes start and end values will be reals or compatible) +class QDeclarativeBulkValueAnimator : public QVariantAnimation { Q_OBJECT public: - QDeclarativeTimeLineValueAnimator(QObject *parent = 0) : QVariantAnimation(parent), animValue(0), fromSourced(0), policy(KeepWhenStopped) {} - ~QDeclarativeTimeLineValueAnimator() { if (policy == DeleteWhenStopped) { delete animValue; animValue = 0; } } - void setAnimValue(QDeclarativeTimeLineValue *value, DeletionPolicy p) + QDeclarativeBulkValueAnimator(QObject *parent = 0) : QVariantAnimation(parent), animValue(0), fromSourced(0), policy(KeepWhenStopped) {} + ~QDeclarativeBulkValueAnimator() { if (policy == DeleteWhenStopped) { delete animValue; animValue = 0; } } + void setAnimValue(QDeclarativeBulkValueUpdater *value, DeletionPolicy p) { if (state() == Running) stop(); @@ -193,7 +200,7 @@ protected: } private: - QDeclarativeTimeLineValue *animValue; + QDeclarativeBulkValueUpdater *animValue; bool *fromSourced; DeletionPolicy policy; }; @@ -352,7 +359,7 @@ public: int interpolatorType; QVariantAnimation::Interpolator interpolator; - QDeclarativeTimeLineValueAnimator *va; + QDeclarativeBulkValueAnimator *va; static QVariant interpolateVariant(const QVariant &from, const QVariant &to, qreal progress); static void convertVariant(QVariant &variant, int type); diff --git a/src/declarative/util/qdeclarativebehavior.cpp b/src/declarative/util/qdeclarativebehavior.cpp index 5352341..dea2c02 100644 --- a/src/declarative/util/qdeclarativebehavior.cpp +++ b/src/declarative/util/qdeclarativebehavior.cpp @@ -75,13 +75,13 @@ public: Behaviors provide one way to specify \l{qdeclarativeanimation.html}{animations} in QML. - In the example below, the rect will use a bounce easing curve over 200 millisecond for any changes to its y property: + In the example below, the rectangle will use a bounce easing curve over 200 millisecond for any changes to its y property: \code Rectangle { width: 20; height: 20 color: "#00ff00" - y: 200 //initial value - y: Behavior { + y: 200 // initial value + Behavior on y { NumberAnimation { easing: "easeOutBounce(amplitude:100)" duration: 200 diff --git a/src/declarative/util/qdeclarativebind.cpp b/src/declarative/util/qdeclarativebind.cpp index e95a03e..26baa38 100644 --- a/src/declarative/util/qdeclarativebind.cpp +++ b/src/declarative/util/qdeclarativebind.cpp @@ -72,7 +72,7 @@ public: /*! \qmlclass Binding QDeclarativeBind - \since 4.7 + \since 4.7 \brief The Binding element allows arbitrary property bindings to be created. Sometimes it is necessary to bind to a property of an object that wasn't @@ -114,6 +114,19 @@ QDeclarativeBind::~QDeclarativeBind() { } +/*! + \qmlproperty bool Binding::when + + This property holds when the binding is active. + This should be set to an expression that evaluates to true when you want the binding to be active. + + \code + Binding { + target: contactName; property: 'text' + value: name; when: list.ListView.isCurrentItem + } + \endcode +*/ bool QDeclarativeBind::when() const { Q_D(const QDeclarativeBind); diff --git a/src/declarative/util/qdeclarativeeasefollow.cpp b/src/declarative/util/qdeclarativeeasefollow.cpp index 3fa9866..ee181dd 100644 --- a/src/declarative/util/qdeclarativeeasefollow.cpp +++ b/src/declarative/util/qdeclarativeeasefollow.cpp @@ -59,10 +59,10 @@ class QDeclarativeEaseFollowPrivate : public QObjectPrivate public: QDeclarativeEaseFollowPrivate() : source(0), velocity(200), duration(-1), maximumEasingTime(-1), - reversingMode(QDeclarativeEaseFollow::Eased), initialVelocity(0), + reversingMode(QDeclarativeEaseFollow::Eased), initialVelocity(0), initialValue(0), invert(false), enabled(true), trackVelocity(0), clockOffset(0), lastTick(0), clock(this) - {} + {} qreal source; qreal velocity; @@ -173,7 +173,7 @@ bool QDeclarativeEaseFollowPrivate::recalc() } /* - qWarning() << "a:" << a << "tf:" << tf << "tp:" << tp << "vp:" + qWarning() << "a:" << a << "tf:" << tf << "tp:" << tp << "vp:" << vp << "sp:" << sp << "vi:" << vi << "invert:" << invert; */ return true; @@ -254,19 +254,19 @@ void QDeclarativeEaseFollowPrivate::tick(int t) \since 4.7 \brief The EaseFollow element allows a property to smoothly track a value. - The EaseFollow smoothly animates a property's value to a set target value + The EaseFollow smoothly animates a property's value to a set target value using an ease in/out quad easing curve. If the target value changes while - the animation is in progress, the easing curves used to animate to the old + the animation is in progress, the easing curves used to animate to the old and the new target values are spliced together to avoid any obvious visual glitches. The property animation is configured by setting the velocity at which the - animation should occur, or the duration that the animation should take. + animation should occur, or the duration that the animation should take. If both a velocity and a duration are specified, the one that results in the quickest animation is chosen for each change in the target value. For example, animating from 0 to 800 will take 4 seconds if a velocity - of 200 is set, will take 8 seconds with a duration of 8000 set, and will + of 200 is set, will take 8 seconds with a duration of 8000 set, and will take 4 seconds with both a velocity of 200 and a duration of 8000 set. Animating from 0 to 20000 will take 10 seconds if a velocity of 200 is set, will take 8 seconds with a duration of 8000 set, and will take 8 seconds @@ -283,8 +283,8 @@ Rectangle { color: "green" width: 60; height: 60; x: -5; y: -5; - x: EaseFollow { source: rect1.x - 5; velocity: 200 } - y: EaseFollow { source: rect1.y - 5; velocity: 200 } + EaseFollow on x { source: rect1.x - 5; velocity: 200 } + EaseFollow on y { source: rect1.y - 5; velocity: 200 } } Rectangle { @@ -338,8 +338,8 @@ qreal QDeclarativeEaseFollow::sourceValue() const Sets how the EaseFollow behaves if an animation direction is reversed. If reversing mode is \c Eased, the animation will smoothly decelerate, and - then reverse direction. If the reversing mode is \c Immediate, the - animation will immediately begin accelerating in the reverse direction, + then reverse direction. If the reversing mode is \c Immediate, the + animation will immediately begin accelerating in the reverse direction, begining with a velocity of 0. If the reversing mode is \c Sync, the property is immediately set to the target value. */ @@ -373,7 +373,7 @@ void QDeclarativeEaseFollowPrivate::restart() return; } - bool hasReversed = trackVelocity != 0. && + bool hasReversed = trackVelocity != 0. && ((trackVelocity > 0) == ((initialValue - source) > 0)); if (hasReversed) { @@ -440,7 +440,7 @@ void QDeclarativeEaseFollow::setDuration(qreal v) d->duration = v; d->trackVelocity = 0; - if (d->clock.state() == QAbstractAnimation::Running) + if (d->clock.state() == QAbstractAnimation::Running) d->restart(); emit durationChanged(); @@ -470,7 +470,7 @@ void QDeclarativeEaseFollow::setVelocity(qreal v) d->velocity = v; d->trackVelocity = 0; - if (d->clock.state() == QAbstractAnimation::Running) + if (d->clock.state() == QAbstractAnimation::Running) d->restart(); emit velocityChanged(); @@ -511,8 +511,8 @@ void QDeclarativeEaseFollow::setTarget(const QDeclarativeProperty &t) \qmlproperty qreal EaseFollow::maximumEasingTime This property specifies the maximum time an "eases" during the follow should take. -Setting this property causes the velocity to "level out" after at a time. Setting -a negative value reverts to the normal mode of easing over the entire animation +Setting this property causes the velocity to "level out" after at a time. Setting +a negative value reverts to the normal mode of easing over the entire animation duration. The default value is -1. @@ -528,7 +528,7 @@ void QDeclarativeEaseFollow::setMaximumEasingTime(qreal v) Q_D(QDeclarativeEaseFollow); d->maximumEasingTime = v; - if (d->clock.state() == QAbstractAnimation::Running) + if (d->clock.state() == QAbstractAnimation::Running) d->restart(); emit maximumEasingTimeChanged(); diff --git a/src/declarative/util/qdeclarativefontloader.cpp b/src/declarative/util/qdeclarativefontloader.cpp index 4d12ae1..8f5f537 100644 --- a/src/declarative/util/qdeclarativefontloader.cpp +++ b/src/declarative/util/qdeclarativefontloader.cpp @@ -189,6 +189,16 @@ void QDeclarativeFontLoader::setName(const QString &name) \o Loading - the font is currently being loaded \o Error - an error occurred while loading the font \endlist + + Note that a change in the status property does not cause anything to happen + (although it reflects what has happened to the font loader internally). If you wish + to react to the change in status you need to do it yourself, for example in one + of the following ways: + \list + \o Create a state, so that a state change occurs, e.g. State{name: 'loaded'; when: loader.status = FontLoader.Ready;} + \o Do something inside the onStatusChanged signal handler, e.g. FontLoader{id: loader; onStatusChanged: if(loader.status == FontLoader.Ready) console.log('Loaded');} + \o Bind to the status variable somewhere, e.g. Text{text: if(loader.status!=FontLoader.Ready){'Not Loaded';}else{'Loaded';}} + \endlist */ QDeclarativeFontLoader::Status QDeclarativeFontLoader::status() const { diff --git a/src/declarative/util/qdeclarativespringfollow.cpp b/src/declarative/util/qdeclarativespringfollow.cpp index 6205ab9..1d69dd3 100644 --- a/src/declarative/util/qdeclarativespringfollow.cpp +++ b/src/declarative/util/qdeclarativespringfollow.cpp @@ -222,8 +222,8 @@ void QDeclarativeSpringFollowPrivate::stop() id: rect1 width: 20; height: 20 color: "#00ff00" - y: 200 //initial value - y: SequentialAnimation { + y: 200 // initial value + SequentialAnimation on y { running: true repeat: true NumberAnimation { @@ -239,7 +239,7 @@ void QDeclarativeSpringFollowPrivate::stop() x: rect1.width width: 20; height: 20 color: "#ff0000" - y: SpringFollow { source: rect1.y; velocity: 200 } + SpringFollow on y { source: rect1.y; velocity: 200 } } \endcode diff --git a/src/declarative/util/qdeclarativetimeline_p_p.h b/src/declarative/util/qdeclarativetimeline_p_p.h index c08c07c..598c897 100644 --- a/src/declarative/util/qdeclarativetimeline_p_p.h +++ b/src/declarative/util/qdeclarativetimeline_p_p.h @@ -160,7 +160,7 @@ public: QDeclarativeTimeLineObject *callbackObject() const; private: - friend class QDeclarativeTimeLinePrivate; + friend struct QDeclarativeTimeLinePrivate; Callback d0; void *d1; QDeclarativeTimeLineObject *d2; diff --git a/src/declarative/util/qdeclarativeview.cpp b/src/declarative/util/qdeclarativeview.cpp index 6fe5bf3..cd67aeb 100644 --- a/src/declarative/util/qdeclarativeview.cpp +++ b/src/declarative/util/qdeclarativeview.cpp @@ -51,6 +51,7 @@ #include <qdeclarativedebug_p.h> #include <qdeclarativedebugservice_p.h> #include <qdeclarativeglobal_p.h> +#include <qdeclarativeguard_p.h> #include <qscriptvalueiterator.h> #include <qdebug.h> @@ -136,8 +137,8 @@ public: QDeclarativeView *q; - QGuard<QGraphicsObject> root; - QGuard<QDeclarativeItem> qmlRoot; + QDeclarativeGuard<QGraphicsObject> root; + QDeclarativeGuard<QDeclarativeItem> qmlRoot; QUrl source; @@ -193,6 +194,7 @@ void QDeclarativeViewPrivate::execute() \o Initializes QGraphicsView for QML key handling: \list \o QGraphicsView::viewport()->setFocusPolicy(Qt::NoFocus); + \o QGraphicsView::setFocusPolicy(Qt::StrongFocus); \o QGraphicsScene::setStickyFocus(true); \endlist \endlist @@ -267,6 +269,7 @@ void QDeclarativeViewPrivate::init() q->setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); scene.setItemIndexMethod(QGraphicsScene::NoIndex); q->viewport()->setFocusPolicy(Qt::NoFocus); + q->setFocusPolicy(Qt::StrongFocus); scene.setStickyFocus(true); //### needed for correct focus handling } @@ -282,13 +285,14 @@ QDeclarativeView::~QDeclarativeView() /*! Sets the source to the \a url, loads the QML component and instantiates it. + + Calling this methods multiple times with the same url will result + in the QML being reloaded. */ void QDeclarativeView::setSource(const QUrl& url) { - if (url != d->source) { - d->source = url; - d->execute(); - } + d->source = url; + d->execute(); } /*! diff --git a/src/declarative/util/qdeclarativeview.h b/src/declarative/util/qdeclarativeview.h index 03d8db3..107f3f9 100644 --- a/src/declarative/util/qdeclarativeview.h +++ b/src/declarative/util/qdeclarativeview.h @@ -43,6 +43,7 @@ #define QDECLARATIVEVIEW_H #include <QtCore/qdatetime.h> +#include <QtCore/qurl.h> #include <QtGui/qgraphicssceneevent.h> #include <QtGui/qgraphicsview.h> #include <QtGui/qwidget.h> @@ -64,7 +65,8 @@ class Q_DECLARATIVE_EXPORT QDeclarativeView : public QGraphicsView Q_OBJECT Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode) Q_PROPERTY(Status status READ status NOTIFY statusChanged) - + Q_PROPERTY(QUrl source READ source WRITE setSource DESIGNABLE true) + Q_ENUMS(ResizeMode Status) public: explicit QDeclarativeView(QWidget *parent = 0); QDeclarativeView(const QUrl &source, QWidget *parent = 0); diff --git a/src/declarative/util/qdeclarativexmllistmodel.cpp b/src/declarative/util/qdeclarativexmllistmodel.cpp index 162a669..d260ada 100644 --- a/src/declarative/util/qdeclarativexmllistmodel.cpp +++ b/src/declarative/util/qdeclarativexmllistmodel.cpp @@ -647,11 +647,21 @@ void QDeclarativeXmlListModel::setNamespaceDeclarations(const QString &declarati This property holds the status of data source loading. It can be one of: \list \o Null - no data source has been set - \o Ready - nthe data source has been loaded + \o Ready - the data source has been loaded \o Loading - the data source is currently being loaded \o Error - an error occurred while loading the data source \endlist + Note that a change in the status property does not cause anything to happen + (although it reflects what has happened to the XmlListModel internally). If you wish + to react to the change in status you need to do it yourself, for example in one + of the following ways: + \list + \o Create a state, so that a state change occurs, e.g. State{name: 'loaded'; when: xmlListModel.status = XmlListModel.Ready;} + \o Do something inside the onStatusChanged signal handler, e.g. XmlListModel{id: xmlListModel; onStatusChanged: if(xmlListModel.status == XmlListModel.Ready) console.log('Loaded');} + \o Bind to the status variable somewhere, e.g. Text{text: if(xmlListModel.status!=XmlListModel.Ready){'Not Loaded';}else{'Loaded';}} + \endlist + \sa progress */ |