diff options
Diffstat (limited to 'src/declarative/util')
| -rw-r--r-- | src/declarative/util/qdeclarativelistmodel.cpp | 25 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativelistmodelworkeragent_p.h | 1 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativepixmapcache.cpp | 7 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativepropertychanges.cpp | 17 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativesmoothedanimation.cpp | 29 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativesmoothedanimation_p.h | 1 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativesmoothedfollow.cpp | 299 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativesmoothedfollow_p.h | 113 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativespringfollow.cpp | 47 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativespringfollow_p.h | 14 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativestate.cpp | 30 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativestate_p.h | 2 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativestateoperations.cpp | 12 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativeutilmodule.cpp | 36 | ||||
| -rw-r--r-- | src/declarative/util/qdeclarativexmllistmodel.cpp | 2 | ||||
| -rw-r--r-- | src/declarative/util/util.pri | 2 |
16 files changed, 537 insertions, 100 deletions
diff --git a/src/declarative/util/qdeclarativelistmodel.cpp b/src/declarative/util/qdeclarativelistmodel.cpp index ec23bb2..e3680f2 100644 --- a/src/declarative/util/qdeclarativelistmodel.cpp +++ b/src/declarative/util/qdeclarativelistmodel.cpp @@ -248,6 +248,20 @@ QDeclarativeListModelParser::ListInstruction *QDeclarativeListModelParser::ListM */ +/* + A ListModel internally uses either a NestedListModel or FlatListModel. + + A NestedListModel can contain lists of ListElements (which + when retrieved from get() is accessible as a list model within the list + model) whereas a FlatListModel cannot. + + ListModel uses a NestedListModel to begin with, and if the model is later + used from a WorkerScript, it changes to use a FlatListModel instead. This + is because ModelNode (which abstracts the nested list model data) needs + access to the declarative engine and script engine, which cannot be + safely used from outside of the main thread. +*/ + QDeclarativeListModel::QDeclarativeListModel(QObject *parent) : QListModelInterface(parent), m_agent(0), m_nested(new NestedListModel(this)), m_flat(0), m_isWorkerCopy(false) { @@ -264,6 +278,9 @@ QDeclarativeListModel::QDeclarativeListModel(bool workerCopy, QObject *parent) QDeclarativeListModel::~QDeclarativeListModel() { + if (m_agent) + m_agent->release(); + delete m_nested; delete m_flat; } @@ -622,6 +639,11 @@ bool QDeclarativeListModelParser::compileProperty(const QDeclarativeCustomParser QDeclarativeCustomParserNode node = qvariant_cast<QDeclarativeCustomParserNode>(value); + if (node.name() != "ListElement") { + error(node, QDeclarativeListModel::tr("ListElement: cannot contain nested elements")); + return false; + } + { ListInstruction li; li.type = ListInstruction::Push; @@ -633,7 +655,7 @@ bool QDeclarativeListModelParser::compileProperty(const QDeclarativeCustomParser for(int jj = 0; jj < props.count(); ++jj) { const QDeclarativeCustomParserProperty &nodeProp = props.at(jj); if (nodeProp.name() == "") { - error(nodeProp, QDeclarativeListModel::tr("ListElement: cannot use default property")); + error(nodeProp, QDeclarativeListModel::tr("ListElement: cannot contain nested elements")); return false; } if (nodeProp.name() == "id") { @@ -1343,6 +1365,7 @@ ModelObject::ModelObject() void ModelObject::setValue(const QByteArray &name, const QVariant &val) { _mo->setValue(name, val); + setProperty(name.constData(), val); } diff --git a/src/declarative/util/qdeclarativelistmodelworkeragent_p.h b/src/declarative/util/qdeclarativelistmodelworkeragent_p.h index b6a643b..53d30c2 100644 --- a/src/declarative/util/qdeclarativelistmodelworkeragent_p.h +++ b/src/declarative/util/qdeclarativelistmodelworkeragent_p.h @@ -66,7 +66,6 @@ QT_MODULE(Declarative) class QDeclarativeListModel; -// Currently this will leak as no-one releases it in the worker thread class QDeclarativeListModelWorkerAgent : public QObject { Q_OBJECT diff --git a/src/declarative/util/qdeclarativepixmapcache.cpp b/src/declarative/util/qdeclarativepixmapcache.cpp index e57d3c2..5e60819 100644 --- a/src/declarative/util/qdeclarativepixmapcache.cpp +++ b/src/declarative/util/qdeclarativepixmapcache.cpp @@ -65,13 +65,6 @@ static const int maxImageRequestCount = 8; QT_BEGIN_NAMESPACE -#if (QT_VERSION < QT_VERSION_CHECK(4, 7, 0)) -inline uint qHash(const QUrl &uri) -{ - return qHash(uri.toEncoded(QUrl::FormattingOption(0x100))); -} -#endif - static QString toLocalFileOrQrc(const QUrl& url) { QString r = url.toLocalFile(); diff --git a/src/declarative/util/qdeclarativepropertychanges.cpp b/src/declarative/util/qdeclarativepropertychanges.cpp index e7228cc..9c3ee9f 100644 --- a/src/declarative/util/qdeclarativepropertychanges.cpp +++ b/src/declarative/util/qdeclarativepropertychanges.cpp @@ -103,7 +103,7 @@ QT_BEGIN_NAMESPACE natural width (which is the whole string on one line). \qml - import Qt 4.6 + import Qt 4.7 Rectangle { width: 640 @@ -111,7 +111,7 @@ QT_BEGIN_NAMESPACE Text { id: theText width: 50 - wrap: true + wrapMode: Text.WordWrap text: "a text string that is longer than 50 pixels" } @@ -377,7 +377,7 @@ QDeclarativeProperty QDeclarativePropertyChangesPrivate::property(const QByteArray &property) { Q_Q(QDeclarativePropertyChanges); - QDeclarativeProperty prop(object, QString::fromUtf8(property)); + QDeclarativeProperty prop(object, QString::fromUtf8(property), qmlContext(q)); if (!prop.isValid()) { qmlInfo(q) << QDeclarativePropertyChanges::tr("Cannot assign to non-existent property \"%1\"").arg(QString::fromUtf8(property)); return QDeclarativeProperty(); @@ -400,16 +400,11 @@ QDeclarativePropertyChanges::ActionList QDeclarativePropertyChanges::actions() QByteArray property = d->properties.at(ii).first; - QDeclarativeAction a(d->object, QString::fromLatin1(property), - d->properties.at(ii).second); + QDeclarativeAction a(d->object, QString::fromUtf8(property), + qmlContext(this), d->properties.at(ii).second); if (a.property.isValid()) { a.restore = restoreEntryValues(); - - if (a.property.propertyType() == QVariant::Url && - (a.toValue.userType() == QVariant::String || a.toValue.userType() == QVariant::ByteArray) && !a.toValue.isNull()) - a.toValue.setValue(qmlContext(this)->resolvedUrl(QUrl(a.toValue.toString()))); - list << a; } } @@ -436,7 +431,7 @@ QDeclarativePropertyChanges::ActionList QDeclarativePropertyChanges::actions() a.property = prop; a.fromValue = a.property.read(); a.specifiedObject = d->object; - a.specifiedProperty = QString::fromLatin1(property); + a.specifiedProperty = QString::fromUtf8(property); if (d->isExplicit) { a.toValue = d->expressions.at(ii).second->value(); diff --git a/src/declarative/util/qdeclarativesmoothedanimation.cpp b/src/declarative/util/qdeclarativesmoothedanimation.cpp index 3411642..48a7583 100644 --- a/src/declarative/util/qdeclarativesmoothedanimation.cpp +++ b/src/declarative/util/qdeclarativesmoothedanimation.cpp @@ -69,6 +69,7 @@ QSmoothedAnimation::QSmoothedAnimation(QObject *parent) void QSmoothedAnimation::restart() { + initialVelocity = trackVelocity; if (state() != QAbstractAnimation::Running) start(); else @@ -224,6 +225,7 @@ void QSmoothedAnimation::init() QDeclarativePropertyPrivate::write(target, to, QDeclarativePropertyPrivate::BypassInterceptor | QDeclarativePropertyPrivate::DontRemoveBinding); + stop(); return; case QDeclarativeSmoothedAnimation::Immediate: initialVelocity = 0; @@ -248,13 +250,14 @@ void QSmoothedAnimation::init() /*! \qmlclass SmoothedAnimation QDeclarativeSmoothedAnimation \since 4.7 + \inherits NumberAnimation \brief The SmoothedAnimation element allows a property to smoothly track a value. - The SmoothedAnimation smoothly animates a property's value to a set target value + The SmoothedAnimation animates a property's value to a set target value using an ease in/out quad easing curve. If the animation is restarted with a different target value, the easing curves used to animate to the old - and the new target values are spliced together to avoid any obvious visual - glitches. + and the new target values are smoothly spliced together to avoid any obvious + visual glitches by maintaining the current velocity. The property animation is configured by setting the velocity at which the animation should occur, or the duration that the animation should take. @@ -270,7 +273,7 @@ void QSmoothedAnimation::init() The follow example shows one rectangle tracking the position of another. \code -import Qt 4.6 +import Qt 4.7 Rectangle { width: 800; height: 600; color: "blue" @@ -343,17 +346,14 @@ void QDeclarativeSmoothedAnimation::transition(QDeclarativeStateActions &actions QSet<QAbstractAnimation*> anims; for (int i = 0; i < d->actions->size(); i++) { QSmoothedAnimation *ease; - qreal trackVelocity; bool needsRestart; if (!d->activeAnimations.contains((*d->actions)[i].property)) { ease = new QSmoothedAnimation(); d->wrapperGroup->addAnimation(ease); d->activeAnimations.insert((*d->actions)[i].property, ease); - trackVelocity = 0.0; needsRestart = false; } else { ease = d->activeAnimations.value((*d->actions)[i].property); - trackVelocity = ease->trackVelocity; needsRestart = true; } @@ -366,8 +366,7 @@ void QDeclarativeSmoothedAnimation::transition(QDeclarativeStateActions &actions ease->velocity = d->anim->velocity; ease->userDuration = d->anim->userDuration; - ease->trackVelocity = trackVelocity; - ease->initialVelocity = trackVelocity; + ease->initialVelocity = ease->trackVelocity; if (needsRestart) ease->init(); @@ -458,14 +457,14 @@ void QDeclarativeSmoothedAnimation::setVelocity(qreal v) } /*! -\qmlproperty qreal SmoothedAnimation::maximumEasingTime + \qmlproperty qreal SmoothedAnimation::maximumEasingTime -This property specifies the maximum time, in msecs, 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 -duration. + This property specifies the maximum time, in msecs, 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 + duration. -The default value is -1. + The default value is -1. */ int QDeclarativeSmoothedAnimation::maximumEasingTime() const { diff --git a/src/declarative/util/qdeclarativesmoothedanimation_p.h b/src/declarative/util/qdeclarativesmoothedanimation_p.h index df53104..17aafa4 100644 --- a/src/declarative/util/qdeclarativesmoothedanimation_p.h +++ b/src/declarative/util/qdeclarativesmoothedanimation_p.h @@ -83,7 +83,6 @@ public: int maximumEasingTime() const; void setMaximumEasingTime(int); -public: virtual void transition(QDeclarativeStateActions &actions, QDeclarativeProperties &modified, TransitionDirection direction); diff --git a/src/declarative/util/qdeclarativesmoothedfollow.cpp b/src/declarative/util/qdeclarativesmoothedfollow.cpp new file mode 100644 index 0000000..63c9618 --- /dev/null +++ b/src/declarative/util/qdeclarativesmoothedfollow.cpp @@ -0,0 +1,299 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qdeclarativesmoothedfollow_p.h" +#include "qdeclarativesmoothedanimation_p_p.h" + +#include <private/qobject_p.h> +#include <QtCore/qnumeric.h> + +#include "qdeclarativeglobal_p.h" + + +QT_BEGIN_NAMESPACE + +class QDeclarativeSmoothedFollowPrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QDeclarativeSmoothedFollow) +public: + QDeclarativeSmoothedFollowPrivate(); + + bool enabled; + QSmoothedAnimation *anim; +}; + +/*! + \qmlclass SmoothedFollow QDeclarativeSmoothedFollow + \since 4.7 + \inherits NumberAnimation + \brief The SmoothedFollow element allows a property to smoothly track a value. + + The SmoothedFollow animates a property's value to a set target value + using an ease in/out quad easing curve. If the animation is restarted + with a different target value, the easing curves used to animate to the old + and the new target values are smoothly spliced together to avoid any obvious + visual glitches by maintaining the current velocity. + + The property animation is configured by setting the velocity at which the + 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 + 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 + with both a velocity of 200 and a duration of 8000 set. + + The follow example shows one rectangle tracking the position of another. +\code +import Qt 4.6 + +Rectangle { + width: 800; height: 600; color: "blue" + + Rectangle { + color: "green" + width: 60; height: 60; + SmoothedFollow on x { to: rect1.x - 5; velocity: 200 } + SmoothedFollow on y { to: rect1.y - 5; velocity: 200 } + } + + Rectangle { + id: rect1 + color: "red" + width: 50; height: 50; + } + + focus: true + Keys.onRightPressed: rect1.x = rect1.x + 100 + Keys.onLeftPressed: rect1.x = rect1.x - 100 + Keys.onUpPressed: rect1.y = rect1.y - 100 + Keys.onDownPressed: rect1.y = rect1.y + 100 +} +\endcode + + The default velocity of SmoothedFollow is 200 units/second. Note that if the range of the + value being animated is small, then the velocity will need to be adjusted + appropriately. For example, the opacity of an item ranges from 0 - 1.0. + To enable a smooth animation in this range the velocity will need to be + set to a value such as 0.5 units/second. Animating from 0 to 1.0 with a velocity + of 0.5 will take 2000 ms to complete. + + \sa SpringFollow +*/ + +QDeclarativeSmoothedFollow::QDeclarativeSmoothedFollow(QObject *parent) + : QObject(*(new QDeclarativeSmoothedFollowPrivate), parent) +{ +} + +QDeclarativeSmoothedFollow::~QDeclarativeSmoothedFollow() +{ +} + +QDeclarativeSmoothedFollowPrivate::QDeclarativeSmoothedFollowPrivate() + : enabled(true), anim(new QSmoothedAnimation) +{ + Q_Q(QDeclarativeSmoothedFollow); + QDeclarative_setParent_noEvent(anim, q); +} + +/*! + \qmlproperty enumeration SmoothedFollow::reversingMode + + Sets how the SmoothedFollow 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, + begining with a velocity of 0. If the reversing mode is \c Sync, the + property is immediately set to the target value. +*/ +QDeclarativeSmoothedFollow::ReversingMode QDeclarativeSmoothedFollow::reversingMode() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return (ReversingMode) d->anim->reversingMode; +} + +void QDeclarativeSmoothedFollow::setReversingMode(ReversingMode m) +{ + Q_D(QDeclarativeSmoothedFollow); + if (d->anim->reversingMode == (QDeclarativeSmoothedAnimation::ReversingMode) m) + return; + + d->anim->reversingMode = (QDeclarativeSmoothedAnimation::ReversingMode) m; + emit reversingModeChanged(); +} + +/*! + \qmlproperty int SmoothedFollow::duration + + This property holds the animation duration, in msecs, used when tracking the source. + + Setting this to -1 (the default) disables the duration value. +*/ +int QDeclarativeSmoothedFollow::duration() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return d->anim->userDuration; +} + +void QDeclarativeSmoothedFollow::setDuration(int duration) +{ + Q_D(QDeclarativeSmoothedFollow); + if (duration == d->anim->duration()) + return; + + d->anim->userDuration = duration; + emit durationChanged(); +} + +qreal QDeclarativeSmoothedFollow::velocity() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return d->anim->velocity; +} + +/*! + \qmlproperty qreal SmoothedFollow::velocity + + This property holds the average velocity allowed when tracking the 'to' value. + + The default velocity of SmoothedFollow is 200 units/second. + + Setting this to -1 disables the velocity value. +*/ +void QDeclarativeSmoothedFollow::setVelocity(qreal v) +{ + Q_D(QDeclarativeSmoothedFollow); + if (d->anim->velocity == v) + return; + + d->anim->velocity = v; + emit velocityChanged(); +} + +/*! + \qmlproperty qreal SmoothedFollow::maximumEasingTime + + This property specifies the maximum time, in msecs, 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 + duration. + + The default value is -1. +*/ +int QDeclarativeSmoothedFollow::maximumEasingTime() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return d->anim->maximumEasingTime; +} + +void QDeclarativeSmoothedFollow::setMaximumEasingTime(int v) +{ + Q_D(QDeclarativeSmoothedFollow); + d->anim->maximumEasingTime = v; + emit maximumEasingTimeChanged(); +} + +/*! + \qmlproperty real SmoothedFollow::to + This property holds the ending value. + If not set, then the value defined in the end state of the transition or Behavior. +*/ +qreal QDeclarativeSmoothedFollow::to() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return d->anim->to; +} + +void QDeclarativeSmoothedFollow::setTo(qreal t) +{ + Q_D(QDeclarativeSmoothedFollow); + + if (qIsNaN(t)) + return; + + if (d->anim->to == t) + return; + + d->anim->to = t; + + if (d->enabled) + d->anim->restart(); +} + +/*! + \qmlproperty bool SmoothedFollow::enabled + This property whether this animation should automatically restart when + the 'to' property is upated. + + The default value of this property is 'true'. +*/ +bool QDeclarativeSmoothedFollow::enabled() const +{ + Q_D(const QDeclarativeSmoothedFollow); + return d->enabled; +} + +void QDeclarativeSmoothedFollow::setEnabled(bool e) +{ + Q_D(QDeclarativeSmoothedFollow); + if (d->enabled == e) + return; + d->enabled = e; + + if (d->enabled) + d->anim->restart(); + else + d->anim->stop(); + emit enabledChanged(); +} + +void QDeclarativeSmoothedFollow::setTarget(const QDeclarativeProperty &t) +{ + Q_D(QDeclarativeSmoothedFollow); + d->anim->target = t; +} + +QT_END_NAMESPACE diff --git a/src/declarative/util/qdeclarativesmoothedfollow_p.h b/src/declarative/util/qdeclarativesmoothedfollow_p.h new file mode 100644 index 0000000..d860052 --- /dev/null +++ b/src/declarative/util/qdeclarativesmoothedfollow_p.h @@ -0,0 +1,113 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDECLARATIVESMOOTHEDFOLLOW_H +#define QDECLARATIVESMOOTHEDFOLLOW_H + +#include <qdeclarative.h> +#include <qdeclarativepropertyvaluesource.h> + +#include <QtCore/qobject.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class QDeclarativeProperty; +class QDeclarativeSmoothedFollowPrivate; +class Q_DECLARATIVE_EXPORT QDeclarativeSmoothedFollow : public QObject, + public QDeclarativePropertyValueSource +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QDeclarativeSmoothedFollow) + Q_INTERFACES(QDeclarativePropertyValueSource) + Q_ENUMS(ReversingMode) + + Q_PROPERTY(qreal to READ to WRITE setTo NOTIFY toChanged) + Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity NOTIFY velocityChanged) + Q_PROPERTY(int duration READ duration WRITE setDuration NOTIFY durationChanged) + Q_PROPERTY(ReversingMode reversingMode READ reversingMode WRITE setReversingMode NOTIFY reversingModeChanged) + Q_PROPERTY(qreal maximumEasingTime READ maximumEasingTime WRITE setMaximumEasingTime NOTIFY maximumEasingTimeChanged) + Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged) + +public: + enum ReversingMode { Eased, Immediate, Sync }; + + QDeclarativeSmoothedFollow(QObject *parent = 0); + ~QDeclarativeSmoothedFollow(); + + qreal to() const; + void setTo(qreal); + + ReversingMode reversingMode() const; + void setReversingMode(ReversingMode); + + int duration() const; + void setDuration(int); + + qreal velocity() const; + void setVelocity(qreal); + + int maximumEasingTime() const; + void setMaximumEasingTime(int); + + bool enabled() const; + void setEnabled(bool); + + virtual void setTarget(const QDeclarativeProperty &); + +Q_SIGNALS: + void velocityChanged(); + void durationChanged(); + void reversingModeChanged(); + void maximumEasingTimeChanged(); + void enabledChanged(); +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QDeclarativeSmoothedFollow); + +QT_END_HEADER + +#endif // QDECLARATIVESMOOTHEDFOLLOW_H diff --git a/src/declarative/util/qdeclarativespringfollow.cpp b/src/declarative/util/qdeclarativespringfollow.cpp index c42261d..7921735 100644 --- a/src/declarative/util/qdeclarativespringfollow.cpp +++ b/src/declarative/util/qdeclarativespringfollow.cpp @@ -59,13 +59,13 @@ class QDeclarativeSpringFollowPrivate : public QObjectPrivate Q_DECLARE_PUBLIC(QDeclarativeSpringFollow) public: QDeclarativeSpringFollowPrivate() - : currentValue(0), sourceValue(0), maxVelocity(0), lastTime(0) + : currentValue(0), to(0), maxVelocity(0), lastTime(0) , mass(1.0), spring(0.), damping(0.), velocity(0), epsilon(0.01) , modulus(0.0), useMass(false), haveModulus(false), enabled(true), mode(Track), clock(this) {} QDeclarativeProperty property; qreal currentValue; - qreal sourceValue; + qreal to; qreal maxVelocity; qreal velocityms; int lastTime; @@ -102,7 +102,7 @@ void QDeclarativeSpringFollowPrivate::tick(int time) int elapsed = time - lastTime; if (!elapsed) return; - qreal srcVal = sourceValue; + qreal srcVal = to; if (haveModulus) { currentValue = fmod(currentValue, modulus); srcVal = fmod(srcVal, modulus); @@ -158,16 +158,16 @@ void QDeclarativeSpringFollowPrivate::tick(int time) currentValue += moveBy; if (haveModulus) currentValue = fmod(currentValue, modulus); - if (currentValue > sourceValue) { - currentValue = sourceValue; + if (currentValue > to) { + currentValue = to; clock.stop(); } } else { currentValue -= moveBy; if (haveModulus && currentValue < 0.0) currentValue = fmod(currentValue, modulus) + modulus; - if (currentValue < sourceValue) { - currentValue = sourceValue; + if (currentValue < to) { + currentValue = to; clock.stop(); } } @@ -196,9 +196,9 @@ void QDeclarativeSpringFollowPrivate::start() Q_Q(QDeclarativeSpringFollow); if (mode == QDeclarativeSpringFollowPrivate::Track) { - currentValue = sourceValue; + currentValue = to; property.write(currentValue); - } else if (sourceValue != currentValue && clock.state() != QAbstractAnimation::Running) { + } else if (to != currentValue && clock.state() != QAbstractAnimation::Running) { lastTime = 0; currentValue = property.read().toReal(); clock.start(); // infinity?? @@ -239,7 +239,7 @@ void QDeclarativeSpringFollowPrivate::stop() x: rect1.width width: 20; height: 20 color: "#ff0000" - SpringFollow on y { source: rect1.y; velocity: 200 } + SpringFollow on y { to: rect1.y; velocity: 200 } } \endcode */ @@ -260,26 +260,26 @@ void QDeclarativeSpringFollow::setTarget(const QDeclarativeProperty &property) d->currentValue = property.read().toReal(); } -qreal QDeclarativeSpringFollow::sourceValue() const +qreal QDeclarativeSpringFollow::to() const { Q_D(const QDeclarativeSpringFollow); - return d->sourceValue; + return d->to; } /*! - \qmlproperty qreal SpringFollow::source - This property holds the source value which will be tracked. + \qmlproperty qreal SpringFollow::to + This property holds the target value which will be tracked. Bind to a property in order to track its changes. */ -void QDeclarativeSpringFollow::setSourceValue(qreal value) +void QDeclarativeSpringFollow::setTo(qreal value) { Q_D(QDeclarativeSpringFollow); - if (d->clock.state() == QAbstractAnimation::Running && d->sourceValue == value) + if (d->clock.state() == QAbstractAnimation::Running && d->to == value) return; - d->sourceValue = value; + d->to = value; d->start(); } @@ -307,7 +307,7 @@ void QDeclarativeSpringFollow::setVelocity(qreal velocity) This property holds the spring constant The spring constant describes how strongly the target is pulled towards the - source. Setting spring to 0 turns off spring tracking. Useful values 0 - 5.0 + source. Setting spring to 0 turns off spring tracking. Useful values 0 - 5.0 When a spring constant is set and the velocity property is greater than 0, velocity limits the maximum speed. @@ -417,13 +417,10 @@ void QDeclarativeSpringFollow::setMass(qreal mass) } /*! - \qmlproperty qreal SpringFollow::value - The current value. -*/ - -/*! \qmlproperty bool SpringFollow::enabled This property holds whether the target will track the source. + + The default value of this property is 'true'. */ bool QDeclarativeSpringFollow::enabled() const { @@ -454,6 +451,10 @@ bool QDeclarativeSpringFollow::inSync() const return d->enabled && d->clock.state() != QAbstractAnimation::Running; } +/*! + \qmlproperty qreal SpringFollow::value + The current value. +*/ qreal QDeclarativeSpringFollow::value() const { Q_D(const QDeclarativeSpringFollow); diff --git a/src/declarative/util/qdeclarativespringfollow_p.h b/src/declarative/util/qdeclarativespringfollow_p.h index 2ac0d82..b829c57 100644 --- a/src/declarative/util/qdeclarativespringfollow_p.h +++ b/src/declarative/util/qdeclarativespringfollow_p.h @@ -59,7 +59,7 @@ class Q_DECLARATIVE_EXPORT QDeclarativeSpringFollow : public QObject, Q_DECLARE_PRIVATE(QDeclarativeSpringFollow) Q_INTERFACES(QDeclarativePropertyValueSource) - Q_PROPERTY(qreal source READ sourceValue WRITE setSourceValue) + Q_PROPERTY(qreal to READ to WRITE setTo) Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity) Q_PROPERTY(qreal spring READ spring WRITE setSpring) Q_PROPERTY(qreal damping READ damping WRITE setDamping) @@ -76,22 +76,30 @@ public: virtual void setTarget(const QDeclarativeProperty &); - qreal sourceValue() const; - void setSourceValue(qreal value); + qreal to() const; + void setTo(qreal value); + qreal velocity() const; void setVelocity(qreal velocity); + qreal spring() const; void setSpring(qreal spring); + qreal damping() const; void setDamping(qreal damping); + qreal epsilon() const; void setEpsilon(qreal epsilon); + qreal mass() const; void setMass(qreal modulus); + qreal modulus() const; void setModulus(qreal modulus); + bool enabled() const; void setEnabled(bool enabled); + bool inSync() const; qreal value() const; diff --git a/src/declarative/util/qdeclarativestate.cpp b/src/declarative/util/qdeclarativestate.cpp index 5e6c35e..78813fa 100644 --- a/src/declarative/util/qdeclarativestate.cpp +++ b/src/declarative/util/qdeclarativestate.cpp @@ -74,6 +74,18 @@ QDeclarativeAction::QDeclarativeAction(QObject *target, const QString &propertyN fromValue = property.read(); } +QDeclarativeAction::QDeclarativeAction(QObject *target, const QString &propertyName, + QDeclarativeContext *context, const QVariant &value) +: restore(true), actionDone(false), reverseEvent(false), deletableToBinding(false), + property(target, propertyName, context), toValue(value), + fromBinding(0), toBinding(0), event(0), + specifiedObject(target), specifiedProperty(propertyName) +{ + if (property.isValid()) + fromValue = property.read(); +} + + QDeclarativeActionEvent::~QDeclarativeActionEvent() { } @@ -121,14 +133,13 @@ QDeclarativeStateOperation::QDeclarativeStateOperation(QObjectPrivate &dd, QObje /*! \qmlclass State QDeclarativeState - \since 4.7 + \since 4.7 \brief The State element defines configurations of objects and properties. A state is specified as a set of batched changes from the default configuration. - Note that setting the state of an object from within another state of the same object is - inadvisible. Not only would this have the same effect as going directly to the second state - it may cause the program to crash. + \note setting the state of an object from within another state of the same object is + not allowed. \sa {qmlstates}{States}, {state-transitions}{Transitions} */ @@ -191,6 +202,17 @@ bool QDeclarativeState::isWhenKnown() const This should be set to an expression that evaluates to true when you want the state to be applied. + + If multiple states in a group have \c when clauses that evaluate to true at the same time, + the first matching state will be applied. For example, in the following snippet + \c state1 will always be selected rather than \c state2 when sharedCondition becomes + \c true. + \qml + states: [ + State { name: "state1"; when: sharedCondition }, + State { name: "state2"; when: sharedCondition } + ] + \endqml */ QDeclarativeBinding *QDeclarativeState::when() const { diff --git a/src/declarative/util/qdeclarativestate_p.h b/src/declarative/util/qdeclarativestate_p.h index ee2b7e8..472897e 100644 --- a/src/declarative/util/qdeclarativestate_p.h +++ b/src/declarative/util/qdeclarativestate_p.h @@ -61,6 +61,8 @@ class Q_DECLARATIVE_EXPORT QDeclarativeAction public: QDeclarativeAction(); QDeclarativeAction(QObject *, const QString &, const QVariant &); + QDeclarativeAction(QObject *, const QString &, + QDeclarativeContext *, const QVariant &); bool restore:1; bool actionDone:1; diff --git a/src/declarative/util/qdeclarativestateoperations.cpp b/src/declarative/util/qdeclarativestateoperations.cpp index 2cc1fcc..410a269 100644 --- a/src/declarative/util/qdeclarativestateoperations.cpp +++ b/src/declarative/util/qdeclarativestateoperations.cpp @@ -1090,6 +1090,9 @@ bool QDeclarativeAnchorChanges::changesBindings() void QDeclarativeAnchorChanges::saveOriginals() { Q_D(QDeclarativeAnchorChanges); + if (!d->target) + return; + d->origLeft = d->target->anchors()->left(); d->origRight = d->target->anchors()->right(); d->origHCenter = d->target->anchors()->horizontalCenter(); @@ -1146,6 +1149,9 @@ void QDeclarativeAnchorChanges::copyOriginals(QDeclarativeActionEvent *other) void QDeclarativeAnchorChanges::clearBindings() { Q_D(QDeclarativeAnchorChanges); + if (!d->target) + return; + d->fromX = d->target->x(); d->fromY = d->target->y(); d->fromWidth = d->target->width(); @@ -1242,6 +1248,9 @@ void QDeclarativeAnchorChanges::rewind() void QDeclarativeAnchorChanges::saveCurrentValues() { Q_D(QDeclarativeAnchorChanges); + if (!d->target) + return; + d->rewindLeft = d->target->anchors()->left(); d->rewindRight = d->target->anchors()->right(); d->rewindHCenter = d->target->anchors()->horizontalCenter(); @@ -1259,6 +1268,9 @@ void QDeclarativeAnchorChanges::saveCurrentValues() void QDeclarativeAnchorChanges::saveTargetValues() { Q_D(QDeclarativeAnchorChanges); + if (!d->target) + return; + d->toX = d->target->x(); d->toY = d->target->y(); d->toWidth = d->target->width(); diff --git a/src/declarative/util/qdeclarativeutilmodule.cpp b/src/declarative/util/qdeclarativeutilmodule.cpp index d4c72bd..b9f1abb 100644 --- a/src/declarative/util/qdeclarativeutilmodule.cpp +++ b/src/declarative/util/qdeclarativeutilmodule.cpp @@ -46,6 +46,7 @@ #include "private/qdeclarativebind_p.h" #include "private/qdeclarativeconnections_p.h" #include "private/qdeclarativesmoothedanimation_p.h" +#include "private/qdeclarativesmoothedfollow_p.h" #include "private/qdeclarativefontloader_p.h" #include "private/qdeclarativelistaccessor_p.h" #include "private/qdeclarativelistmodel_p.h" @@ -71,38 +72,6 @@ #include "private/qdeclarativexmllistmodel_p.h" #endif -template<typename T> -int qmlRegisterTypeEnums(const char *qmlName) -{ - QByteArray name(T::staticMetaObject.className()); - - QByteArray pointerName(name + '*'); - QByteArray listName("QDeclarativeListProperty<" + name + ">"); - - QDeclarativePrivate::RegisterType type = { - 0, - - qRegisterMetaType<T *>(pointerName.constData()), - qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()), - 0, 0, - - "Qt", 4, 6, qmlName, &T::staticMetaObject, - - QDeclarativePrivate::attachedPropertiesFunc<T>(), - QDeclarativePrivate::attachedPropertiesMetaObject<T>(), - - QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), - QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(), - QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(), - - 0, 0, - - 0 - }; - - return QDeclarativePrivate::registerType(type); -} - void QDeclarativeUtilModule::defineModule() { qmlRegisterType<QDeclarativeAnchorAnimation>("Qt",4,6,"AnchorAnimation"); @@ -112,6 +81,7 @@ void QDeclarativeUtilModule::defineModule() qmlRegisterType<QDeclarativeColorAnimation>("Qt",4,6,"ColorAnimation"); qmlRegisterType<QDeclarativeConnections>("Qt",4,6,"Connections"); qmlRegisterType<QDeclarativeSmoothedAnimation>("Qt",4,6,"SmoothedAnimation"); + qmlRegisterType<QDeclarativeSmoothedFollow>("Qt",4,6,"SmoothedFollow"); qmlRegisterType<QDeclarativeFontLoader>("Qt",4,6,"FontLoader"); qmlRegisterType<QDeclarativeListElement>("Qt",4,6,"ListElement"); qmlRegisterType<QDeclarativeNumberAnimation>("Qt",4,6,"NumberAnimation"); @@ -142,7 +112,7 @@ void QDeclarativeUtilModule::defineModule() qmlRegisterType<QDeclarativeStateOperation>(); qmlRegisterType<QDeclarativeAnchorSet>(); - qmlRegisterTypeEnums<QDeclarativeAbstractAnimation>("Animation"); + qmlRegisterUncreatableType<QDeclarativeAbstractAnimation>("Qt",4,6,"Animation"); qmlRegisterCustomType<QDeclarativeListModel>("Qt", 4,6, "ListModel", "QDeclarativeListModel", new QDeclarativeListModelParser); diff --git a/src/declarative/util/qdeclarativexmllistmodel.cpp b/src/declarative/util/qdeclarativexmllistmodel.cpp index b33af06..7f8b962 100644 --- a/src/declarative/util/qdeclarativexmllistmodel.cpp +++ b/src/declarative/util/qdeclarativexmllistmodel.cpp @@ -160,7 +160,7 @@ public: for (int i=0; i<roleObjects->count(); i++) { if (!roleObjects->at(i)->isValid()) { - job.roleQueries << ""; + job.roleQueries << QString(); continue; } job.roleQueries << roleObjects->at(i)->query(); diff --git a/src/declarative/util/util.pri b/src/declarative/util/util.pri index 4163596..f20bba1 100644 --- a/src/declarative/util/util.pri +++ b/src/declarative/util/util.pri @@ -9,6 +9,7 @@ SOURCES += \ $$PWD/qdeclarativesystempalette.cpp \ $$PWD/qdeclarativespringfollow.cpp \ $$PWD/qdeclarativesmoothedanimation.cpp \ + $$PWD/qdeclarativesmoothedfollow.cpp \ $$PWD/qdeclarativestate.cpp\ $$PWD/qdeclarativetransitionmanager.cpp \ $$PWD/qdeclarativestateoperations.cpp \ @@ -38,6 +39,7 @@ HEADERS += \ $$PWD/qdeclarativesystempalette_p.h \ $$PWD/qdeclarativespringfollow_p.h \ $$PWD/qdeclarativesmoothedanimation_p.h \ + $$PWD/qdeclarativesmoothedfollow_p.h \ $$PWD/qdeclarativesmoothedanimation_p_p.h \ $$PWD/qdeclarativestate_p.h\ $$PWD/qdeclarativestateoperations_p.h \ |