diff options
Diffstat (limited to 'src/gui/kernel')
| -rw-r--r-- | src/gui/kernel/qapplication.cpp | 10 | ||||
| -rw-r--r-- | src/gui/kernel/qdirectionrecognizer.cpp | 34 | ||||
| -rw-r--r-- | src/gui/kernel/qdirectionrecognizer_p.h | 26 | ||||
| -rw-r--r-- | src/gui/kernel/qevent.cpp | 64 | ||||
| -rw-r--r-- | src/gui/kernel/qgesture.cpp | 124 | ||||
| -rw-r--r-- | src/gui/kernel/qgesture.h | 29 | ||||
| -rw-r--r-- | src/gui/kernel/qgesture_p.h | 4 | ||||
| -rw-r--r-- | src/gui/kernel/qgesturerecognizer.cpp | 79 | ||||
| -rw-r--r-- | src/gui/kernel/qgesturerecognizer.h | 54 | ||||
| -rw-r--r-- | src/gui/kernel/qgesturestandardrecognizers.cpp | 55 | ||||
| -rw-r--r-- | src/gui/kernel/qgesturestandardrecognizers_p.h | 4 | ||||
| -rw-r--r-- | src/gui/kernel/qwidget.cpp | 20 | ||||
| -rw-r--r-- | src/gui/kernel/qwidget.h | 2 |
13 files changed, 304 insertions, 201 deletions
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp index efe1b13..bcc25b9 100644 --- a/src/gui/kernel/qapplication.cpp +++ b/src/gui/kernel/qapplication.cpp @@ -5088,11 +5088,21 @@ bool QApplicationPrivate::shouldSetFocus(QWidget *w, Qt::FocusPolicy policy) return true; } +/*! + Adds custom gesture \a recognizer object. + + \sa Qt::AA_EnableGestures, QGestureEvent +*/ void QApplication::addGestureRecognizer(QGestureRecognizer *recognizer) { gestureManager()->addRecognizer(recognizer); } +/*! + Removes custom gesture \a recognizer object. + + \sa Qt::AA_EnableGestures, QGestureEvent +*/ void QApplication::removeGestureRecognizer(QGestureRecognizer *recognizer) { gestureManager()->removeRecognizer(recognizer); diff --git a/src/gui/kernel/qdirectionrecognizer.cpp b/src/gui/kernel/qdirectionrecognizer.cpp index 37b64e7..2896523 100644 --- a/src/gui/kernel/qdirectionrecognizer.cpp +++ b/src/gui/kernel/qdirectionrecognizer.cpp @@ -64,22 +64,22 @@ Direction QDirectionSimpleRecognizer::addPosition(const QPoint &pos) } int dx = pos.x() - lastPoint.x(); int dy = pos.y() - lastPoint.y(); - Direction::DirectionType direction = Direction::None; + Qt::DirectionType direction = Qt::NoDirection; if (dx < 0) { if (-1*dx >= SIZE/2) - direction = Direction::Left; + direction = Qt::LeftDirection; } else { if (dx >= SIZE/2) - direction = Direction::Right; + direction = Qt::RightDirection; } if (dy < 0) { if (-1*dy >= SIZE/2) - direction = Direction::Up; + direction = Qt::UpDirection; } else { if (dy >= SIZE/2) - direction = Direction::Down; + direction = Qt::DownDirection; } - if (direction == Direction::None) + if (direction == Qt::NoDirection) return Direction(); lastPoint = pos; @@ -123,7 +123,7 @@ Direction QDirectionDiagonalRecognizer::addPosition(const QPoint &pos) if (distance < SIZE/2) return Direction(); - Direction::DirectionType direction = Direction::None; + Qt::DirectionType direction = Qt::NoDirection; double angle = atan(1.0*qAbs(lastPoint.y() - pos.y())/qAbs(pos.x() - lastPoint.x())) * 180. / M_PI; if (dx < 0 && dy <= 0) { angle = 180 - angle; @@ -135,25 +135,25 @@ Direction QDirectionDiagonalRecognizer::addPosition(const QPoint &pos) if (angle < 0) angle += 360; if (angle <= 20) - direction = Direction::Right; + direction = Qt::RightDirection; else if (angle <= 65) - direction = Direction::RightUp; + direction = Qt::RightUpDirection; else if (angle <= 110) - direction = Direction::Up; + direction = Qt::UpDirection; else if (angle <= 155) - direction = Direction::LeftUp; + direction = Qt::LeftUpDirection; else if (angle <= 200) - direction = Direction::Left; + direction = Qt::LeftDirection; else if (angle <= 245) - direction = Direction::LeftDown; + direction = Qt::LeftDownDirection; else if (angle <= 290) - direction = Direction::Down; + direction = Qt::DownDirection; else if (angle <= 335) - direction = Direction::RightDown; + direction = Qt::RightDownDirection; else - direction = Direction::Right; + direction = Qt::RightDirection; - if (direction == Direction::None) + if (direction == Qt::NoDirection) return Direction(); lastPoint = pos; diff --git a/src/gui/kernel/qdirectionrecognizer_p.h b/src/gui/kernel/qdirectionrecognizer_p.h index 6390990..ca3d1c1 100644 --- a/src/gui/kernel/qdirectionrecognizer_p.h +++ b/src/gui/kernel/qdirectionrecognizer_p.h @@ -60,32 +60,16 @@ QT_BEGIN_NAMESPACE struct Direction { - enum DirectionType - { - None = 0, - LeftDown = 1, - DownLeft = LeftDown, - Down = 2, - RightDown = 3, - DownRight = RightDown, - Left = 4, - Right = 6, - LeftUp = 7, - UpLeft = LeftUp, - Up = 8, - RightUp = 9, - UpRight = RightUp - }; - DirectionType direction; + Qt::DirectionType direction; QPoint point; - Direction(DirectionType dir, const QPoint &pt) + Direction(Qt::DirectionType dir, const QPoint &pt) : direction(dir), point(pt) { } Direction() - : direction(None) { } + : direction(Qt::NoDirection) { } - inline bool isEmpty() const { return direction == None; } - inline bool isNull() const { return direction == None; } + inline bool isEmpty() const { return direction == Qt::NoDirection; } + inline bool isNull() const { return direction == Qt::NoDirection; } }; typedef QList<Direction> DirectionList; diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp index 5761939..3ce2517 100644 --- a/src/gui/kernel/qevent.cpp +++ b/src/gui/kernel/qevent.cpp @@ -3519,42 +3519,19 @@ QMenubarUpdatedEvent::QMenubarUpdatedEvent(QMenuBar * const menuBar) gesture recognition. The QGestureEvent class contains a list of gestures that are being - executed right now (QGestureEvent::gestureTypes()) and a list of - gestures that are cancelled (the gesture might be cancelled - because the window lost focus, or because of timeout, etc). + executed right now (\l{QGestureEvent::}{gestureTypes()}) and a + list of gestures that are cancelled (the gesture might be + cancelled because the window lost focus, or because of timeout, + etc). \sa QGesture */ -/*! \fn bool QGestureEvent::contains(const Qt::GestureType &type) const - - Checks if the gesture event contains gesture of specific \a type. -*/ - -/*! \fn QList<Qt::GestureType> QGestureEvent::gestureTypes() const - - Returns a list of gesture names that the event contains. -*/ - -/*! \fn const QGesture* QGestureEvent::gesture(const Qt::GestureType &type) const - - Returns extended information about a gesture of specific \a type. -*/ - -/*! \fn QList<QSharedPointer<QGesture> > QGestureEvent::gestures() const - - Returns extended information about all triggered gestures. -*/ - -/*! \fn QSet<Qt::GestureType> QGestureEvent::cancelledGestures() const - - Returns a set of gesture names that used to be executed, but got - cancelled (i.e. they were not finished properly). +/*! + Creates new QGestureEvent containing a list of \a gestures that + are being executed and a list of gesture that were cancelled (\a + cancelledGestures). */ - - - - QGestureEvent::QGestureEvent(const QList<QGesture*> &gestures, const QSet<QString> &cancelledGestures) : QEvent(QEvent::Gesture), m_cancelledGestures(cancelledGestures) @@ -3570,40 +3547,65 @@ QGestureEvent::QGestureEvent(const QGestureEvent &event, const QPoint &offset) //### use offset! } +/*! + Destroys the QGestureEvent object. +*/ QGestureEvent::~QGestureEvent() { } +/*! + Checks if the gesture event contains gesture of specific \a type. +*/ bool QGestureEvent::contains(Qt::GestureType type) const { return contains(qt_getStandardGestureTypeName(type)); } +/*! + Checks if the gesture event contains gesture of specific \a type. +*/ bool QGestureEvent::contains(const QString &type) const { return gesture(type) != 0; } +/*! + Returns a list of gesture names that this event contains. +*/ QList<QString> QGestureEvent::gestureTypes() const { return m_gestures.keys(); } +/*! + Returns extended information about a gesture of specific \a type. +*/ const QGesture* QGestureEvent::gesture(Qt::GestureType type) const { return gesture(qt_getStandardGestureTypeName(type)); } +/*! + Returns extended information about a gesture of specific \a type. +*/ const QGesture* QGestureEvent::gesture(const QString &type) const { return m_gestures.value(type, QSharedPointer<QGesture>()).data(); } +/*! + Returns extended information about all gestures in the event. +*/ QList<QSharedPointer<QGesture> > QGestureEvent::gestures() const { return m_gestures.values(); } +/*! + Returns a set of gesture names that used to be executed, but were + cancelled (i.e. they were not finished properly). +*/ QSet<QString> QGestureEvent::cancelledGestures() const { return m_cancelledGestures; diff --git a/src/gui/kernel/qgesture.cpp b/src/gui/kernel/qgesture.cpp index b2d357c..b2bb859 100644 --- a/src/gui/kernel/qgesture.cpp +++ b/src/gui/kernel/qgesture.cpp @@ -46,11 +46,58 @@ QT_BEGIN_NAMESPACE QString qt_getStandardGestureTypeName(Qt::GestureType type); +/*! + \class QGesture + + \brief The QGesture class represents a gesture, containing all + properties that describe a gesture. + + The widget receives a QGestureEvent with a list of QGesture + objects that represent gestures that are occuring on it. The class + has a list of properties that can be queried by the user to get + some gesture-specific arguments (i.e. position of the tap in the + DoubleTap gesture). + + When creating custom gesture recognizers, they might add new + properties to the gesture object, or custom gesture developers + might subclass the QGesture objects to provide some extended + information. However, if the gesture developer wants to add a new + property to the gesture object that describe coordinate (like a + QPoint or QRect), it is required to subclass the QGesture and + re-implement the \l{QGesture::}{translate} function to make sure + the coordinates are translated properly when the gesture event is + propagated to parent widgets. + + \sa QGestureEvent, QGestureRecognizer +*/ + +/*! + Creates a new gesture object of type \a type in a \a state and + marks it as a child of \a parent. + + Usually QGesture objects should only be contructed by the + QGestureRecognizer classes. +*/ QGesture::QGesture(QObject *parent, const QString &type, Qt::GestureState state) : QObject(*new QGesturePrivate, parent), gestureType_(type), gestureState_(state) { } +/*! + Creates a new gesture object of type \a type in a \a state and + marks it as a child of \a parent. + + This constructor also fills some basic information about the + gesture like a \a startPos which describes the start point of the + gesture, \a lastPos - last point where the gesture happened, \a + pos - a current point, \a rect - a bounding rect of the gesture, + \a hotSpot - a center point of the gesture, \a startTime - a time + when the gesture has started, \a duration - how long the gesture + is going on. + + Usually QGesture objects should only be contructed by the + QGestureRecognizer classes. +*/ QGesture::QGesture(QObject *parent, const QString &type, const QPoint &startPos, const QPoint &lastPos, const QPoint &pos, const QRect &rect, const QPoint &hotSpot, const QDateTime &startTime, @@ -60,51 +107,105 @@ QGesture::QGesture(QObject *parent, const QString &type, const QPoint &startPos, d_func()->init(startPos, lastPos, pos, rect, hotSpot, startTime, duration); } +/*! \internal +*/ QGesture::QGesture(QGesturePrivate &dd, QObject *parent, const QString &type, Qt::GestureState state) : QObject(dd, parent), gestureType_(type), gestureState_(state) { } +/*! + Destroys the gesture object. +*/ QGesture::~QGesture() { } +/*! + Translates the internal gesture properties that represent + coordinates by \a offset. + + Custom gesture recognizer developer have to re-implement this + function if they want to store custom properties that represent + coordinates. +*/ +void QGesture::translate(const QPoint &offset) +{ + Q_D(QGesture); + d->rect.translate(offset); + d->hotSpot += offset; + d->startPos += offset; + d->lastPos += offset; + d->pos += offset; +} + +/*! + Returns a bounding rect of a gesture. +*/ QRect QGesture::rect() const { return d_func()->rect; } +/*! + Returns a center point of a gesture. +*/ QPoint QGesture::hotSpot() const { return d_func()->hotSpot; } +/*! + Returns a time when the gesture has started. +*/ QDateTime QGesture::startTime() const { return d_func()->startTime; } +/*! + Returns a duration time of a gesture. +*/ uint QGesture::duration() const { return d_func()->duration; } +/*! + Returns the start position of the pointer. +*/ QPoint QGesture::startPos() const { return d_func()->startPos; } +/*! + Returns the last recorded position of the pointer. +*/ QPoint QGesture::lastPos() const { return d_func()->lastPos; } +/*! + Returns the position of the pointer. +*/ QPoint QGesture::pos() const { return d_func()->pos; } +/*! + \class QPannableGesture + + \brief The QPannableGesture class represents a Pan gesture, + providing additional information related to panning. + + This class is provided for convenience, panning direction + information is also contained in the QGesture object in it's + properties. +*/ QPannableGesture::QPannableGesture(QObject *parent, const QPoint &startPos, const QPoint &lastPos, const QPoint &pos, const QRect &rect, const QPoint &hotSpot, const QDateTime &startTime, @@ -114,24 +215,31 @@ QPannableGesture::QPannableGesture(QObject *parent, const QPoint &startPos, { Q_D(QPannableGesture); d->init(startPos, lastPos, pos, rect, hotSpot, startTime, duration); - d->lastDirection = QPannableGesture::None; - d->direction = QPannableGesture::None; + setProperty("lastDirection", QVariant::fromValue(Qt::NoDirection)); + setProperty("direction", QVariant::fromValue(Qt::NoDirection)); } +/*! + Destroys the QPannableGesture object. +*/ QPannableGesture::~QPannableGesture() { } -QPannableGesture::DirectionType QPannableGesture::lastDirection() const +/*! + Returns the last recorded direction of panning. +*/ +Qt::DirectionType QPannableGesture::lastDirection() const { - Q_D(const QPannableGesture); - return d->lastDirection; + return qVariantValue<Qt::DirectionType>(property("lastDirection")); } -QPannableGesture::DirectionType QPannableGesture::direction() const +/*! + Returns the current direction of panning. +*/ +Qt::DirectionType QPannableGesture::direction() const { - Q_D(const QPannableGesture); - return d->direction; + return qVariantValue<Qt::DirectionType>(property("direction")); } QT_END_NAMESPACE diff --git a/src/gui/kernel/qgesture.h b/src/gui/kernel/qgesture.h index 8bd312b..b2999d7 100644 --- a/src/gui/kernel/qgesture.h +++ b/src/gui/kernel/qgesture.h @@ -48,6 +48,7 @@ #include "qpoint.h" #include "qrect.h" #include "qsharedpointer.h" +#include "qmetatype.h" QT_BEGIN_HEADER @@ -93,7 +94,7 @@ public: protected: QGesture(QGesturePrivate &dd, QObject *parent, const QString &type, Qt::GestureState state); - //### virtual void translateCoordinates(const QPoint &offset); + virtual void translate(const QPoint &offset); private: QString gestureType_; @@ -107,36 +108,18 @@ class Q_GUI_EXPORT QPannableGesture : public QGesture Q_DECLARE_PRIVATE(QPannableGesture) public: - enum DirectionType - { - None = 0, - LeftDown = 1, - DownLeft = LeftDown, - Down = 2, - RightDown = 3, - DownRight = RightDown, - Left = 4, - Right = 6, - LeftUp = 7, - UpLeft = LeftUp, - Up = 8, - RightUp = 9, - UpRight = RightUp - }; - -public: QPannableGesture(QObject *parent, const QPoint &startPos, const QPoint &lastPos, const QPoint &pos, const QRect &rect, const QPoint &hotSpot, const QDateTime &startTime, uint duration, Qt::GestureState state); ~QPannableGesture(); - DirectionType lastDirection() const; - DirectionType direction() const; - - friend class QGestureRecognizerPan; + Qt::DirectionType lastDirection() const; + Qt::DirectionType direction() const; }; +Q_DECLARE_METATYPE(Qt::DirectionType) + QT_END_NAMESPACE QT_END_HEADER diff --git a/src/gui/kernel/qgesture_p.h b/src/gui/kernel/qgesture_p.h index 8a76186..028a622 100644 --- a/src/gui/kernel/qgesture_p.h +++ b/src/gui/kernel/qgesture_p.h @@ -94,10 +94,6 @@ public: class QPannableGesturePrivate : public QGesturePrivate { Q_DECLARE_PUBLIC(QPannableGesture) - -public: - QPannableGesture::DirectionType lastDirection; - QPannableGesture::DirectionType direction; }; QT_END_NAMESPACE diff --git a/src/gui/kernel/qgesturerecognizer.cpp b/src/gui/kernel/qgesturerecognizer.cpp index 9a00138..7791ad7 100644 --- a/src/gui/kernel/qgesturerecognizer.cpp +++ b/src/gui/kernel/qgesturerecognizer.cpp @@ -49,17 +49,96 @@ QT_BEGIN_NAMESPACE QString qt_getStandardGestureTypeName(Qt::GestureType gestureType); +/*! + \class QGestureRecognizer + + \brief The QGestureRecognizer class is the base class for + implementing custom gestures. + + This is a base class, to create a custom gesture type, you should + subclass it and implement its pure virtual functions. + + Usually gesture recognizer implements state machine, storing its + state internally in the recognizer object. The recognizer receives + input events through the \l{QGestureRecognizer::}{filterEvent()} + virtual function and decides whether the parsed event should + change the state of the recognizer - i.e. if the event starts or + ends a gesture or if it isn't related to gesture at all. +*/ + +/*! + \enum QGestureRecognizer::Result + + This enum type defines the state of the gesture recognizer. + + \value NotGesture Not a gesture. + + \value GestureStarted The long-term gesture has started. When the + recognizer is in started state, a gesture event containing + QGesture objects returned by the + \l{QGestureRecognizer::}{getGesture()} will be sent to a widget. + + \value GestureFinished A gesture has ended. The gesture event will + be sent to a widget. + + \value MaybeGesture Gesture hasn't started yet, but it might start + soon after next events are received by the recognizer. That means + that gesture manager shouldn't reset() the internal state of the + gesture recognizer. +*/ + +/*! \fn QGestureRecognizer::Result QGestureRecognizer::filterEvent(const QEvent *event) + + This is a pure virtual function that needs to be implemented in + subclasses. + + Parses input \a event and returns the result, which specifies if + the event sequence is a gesture or not. +*/ + +/*! \fn QGesture* QGestureRecognizer::getGesture() + + Returns a gesture object that will be send to the widget. This + function is called when the gesture recognizer changed its state + to QGestureRecognizer::GestureStarted or + QGestureRecognizer::GestureFinished. + + The gesture object is owned by the recognizer itself. +*/ + +/*! \fn void QGestureRecognizer::reset() + + Resets the internal state of the gesture recognizer. +*/ + +/*! \fn void QGestureRecognizer::stateChanged(QGestureRecognizer::Result result) + + The gesture recognizer might emit the stateChanged() signal when + the gesture state changes asynchronously, i.e. without any event + being filtered through filterEvent(). +*/ + QGestureRecognizerPrivate::QGestureRecognizerPrivate() : gestureType(Qt::UnknownGesture) { } +/*! + Creates a new gesture recognizer object that handles gestures of + the specific \a type. + + \sa QApplication::addGestureRecognizer(), + QApplication::removeGestureRecognizer(), +*/ QGestureRecognizer::QGestureRecognizer(const QString &type) : QObject(*new QGestureRecognizerPrivate, 0) { d_func()->customGestureType = type; } +/*! + Returns the name of the gesture that is handled by the recognizer. +*/ QString QGestureRecognizer::gestureType() const { Q_D(const QGestureRecognizer); diff --git a/src/gui/kernel/qgesturerecognizer.h b/src/gui/kernel/qgesturerecognizer.h index c0d4f5e..9ffdb0d 100644 --- a/src/gui/kernel/qgesturerecognizer.h +++ b/src/gui/kernel/qgesturerecognizer.h @@ -48,58 +48,6 @@ QT_BEGIN_NAMESPACE -/*! - \class QGestureRecognizer - - \brief The base class for implementing custom gestures. - - This is a base class, to create a custom gesture type, you should - subclass it and implement pure virtual functions. - - Usually gesture recognizer implements state machine, storing its - state internally in the recognizer object. The recognizer receives - input events through the QGestureRecognizer::filterEvent() virtual - function and decides whether the parsed event should change the - state of the recognizer - i.e. if the event starts or ends a - gesture or if it isn't related to gesture at all. -*/ - -/*! \fn QString gestureType() const - - Returns the name of the gesture that is handled by the recognizer. -*/ - -/*! \fn Result filterEvent(const QEvent *event) - - This is a pure virtual function that need to be implemented in - subclasses. - - Parses input \a events and returns the result, saying if the event - sequence is a gesture or not. -*/ - -/*! \fn QGesture* getGesture() - - Creates a new gesture object that will be send to the widget. This - function is called when the gesture recognizer returned a - QGestureRecognizer::GestureStarted or - QGestureRecognizer::GestureFinished state. - - Created gesture object is owned by the caller. - */ - -/*! \fn void reset() - - Resets the internal state of the gesture recognizer. -*/ - -/*! \fn void stateChanged(QGestureRecognizer::Result result) - - The gesture recognizer might emit the signal when the gesture - state changes asynchronously, i.e. without any event being - received. -*/ - class QGesture; class QGestureRecognizerPrivate; class Q_GUI_EXPORT QGestureRecognizer : public QObject @@ -120,7 +68,7 @@ public: QString gestureType() const; - virtual Result filterEvent(const QEvent* event) = 0; + virtual QGestureRecognizer::Result filterEvent(const QEvent* event) = 0; virtual QGesture* getGesture() = 0; virtual void reset() = 0; diff --git a/src/gui/kernel/qgesturestandardrecognizers.cpp b/src/gui/kernel/qgesturestandardrecognizers.cpp index 718bdfd..82a0a6f 100644 --- a/src/gui/kernel/qgesturestandardrecognizers.cpp +++ b/src/gui/kernel/qgesturestandardrecognizers.cpp @@ -80,17 +80,19 @@ QString qt_getStandardGestureTypeName(Qt::GestureType gestureType) QGestureRecognizerPan::QGestureRecognizerPan() : QGestureRecognizer(QString()), mousePressed(false), gestureFinished(false), - lastDirection(Direction::None), currentDirection(Direction::None) + lastDirection(Qt::NoDirection), currentDirection(Qt::NoDirection) { Q_D(QGestureRecognizer); d->gestureType = Qt::PanGesture; + + qRegisterMetaType<Qt::DirectionType>(); } QGestureRecognizer::Result QGestureRecognizerPan::filterEvent(const QEvent *event) { if (event->type() == QEvent::MouseButtonPress) { const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); - if (currentDirection != Direction::None) { + if (currentDirection != Qt::NoDirection) { DEBUG() << "Pan: MouseButtonPress: fail. another press during pan"; reset(); return QGestureRecognizer::NotGesture; @@ -100,7 +102,7 @@ QGestureRecognizer::Result QGestureRecognizerPan::filterEvent(const QEvent *even pressedPos = lastPos = currentPos = ev->pos(); return QGestureRecognizer::MaybeGesture; } else if (event->type() == QEvent::MouseButtonRelease) { - if (mousePressed && currentDirection != Direction::None) { + if (mousePressed && currentDirection != Qt::NoDirection) { DEBUG() << "Pan: MouseButtonRelease: pan detected"; gestureFinished = true; const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); @@ -117,19 +119,19 @@ QGestureRecognizer::Result QGestureRecognizerPan::filterEvent(const QEvent *even const QMouseEvent *ev = static_cast<const QMouseEvent*>(event); lastPos = currentPos; currentPos = ev->pos(); - Direction::DirectionType direction = + Qt::DirectionType direction = simpleRecognizer.addPosition(ev->pos()).direction; DEBUG() << "Pan: MouseMove: simplerecognizer result = " << direction; QGestureRecognizer::Result result = QGestureRecognizer::NotGesture; - if (currentDirection == Direction::None) { - if (direction == Direction::None) + if (currentDirection == Qt::NoDirection) { + if (direction == Qt::NoDirection) result = QGestureRecognizer::MaybeGesture; else result = QGestureRecognizer::GestureStarted; } else { result = QGestureRecognizer::GestureStarted; } - if (direction != Direction::None) { + if (direction != Qt::NoDirection) { if (currentDirection != direction) lastDirection = currentDirection; currentDirection = direction; @@ -139,37 +141,16 @@ QGestureRecognizer::Result QGestureRecognizerPan::filterEvent(const QEvent *even return QGestureRecognizer::NotGesture; } -static inline QPannableGesture::DirectionType convertPanningDirection(const Direction::DirectionType direction) -{ - switch (direction) { - case Direction::Left: - return QPannableGesture::Left; - case Direction::Right: - return QPannableGesture::Right; - case Direction::Up: - return QPannableGesture::Up; - case Direction::Down: - return QPannableGesture::Down; - default: - break; - } - return QPannableGesture::None; -} - QGesture* QGestureRecognizerPan::getGesture() { - QPannableGesture::DirectionType dir = convertPanningDirection(currentDirection); - QPannableGesture::DirectionType lastDir = convertPanningDirection(lastDirection); - if (dir == QPannableGesture::None) + if (currentDirection == Qt::NoDirection) return 0; - QPannableGesture *g = - new QPannableGesture(this, - pressedPos, lastPos, currentPos, - QRect(), pressedPos, QDateTime(), 0, - gestureFinished ? Qt::GestureFinished : Qt::GestureStarted); - QPannableGesturePrivate *d = g->d_func(); - d->lastDirection = lastDir; - d->direction = dir; + QGesture *g = new QGesture(this, qt_getStandardGestureTypeName(Qt::PanGesture), + pressedPos, lastPos, currentPos, + QRect(), pressedPos, QDateTime(), 0, + gestureFinished ? Qt::GestureFinished : Qt::GestureStarted); + g->setProperty("lastDirection", QVariant::fromValue(lastDirection)); + g->setProperty("direction", QVariant::fromValue(currentDirection)); return g; } @@ -177,8 +158,8 @@ QGesture* QGestureRecognizerPan::getGesture() void QGestureRecognizerPan::reset() { mousePressed = false; - lastDirection = Direction::None; - currentDirection = Direction::None; + lastDirection = Qt::NoDirection; + currentDirection = Qt::NoDirection; gestureFinished = false; diagonalRecognizer.reset(); simpleRecognizer.reset(); diff --git a/src/gui/kernel/qgesturestandardrecognizers_p.h b/src/gui/kernel/qgesturestandardrecognizers_p.h index 75a206a..8f1361f 100644 --- a/src/gui/kernel/qgesturestandardrecognizers_p.h +++ b/src/gui/kernel/qgesturestandardrecognizers_p.h @@ -80,8 +80,8 @@ private: QPoint currentPos; bool mousePressed; bool gestureFinished; - Direction::DirectionType lastDirection; - Direction::DirectionType currentDirection; + Qt::DirectionType lastDirection; + Qt::DirectionType currentDirection; QDirectionDiagonalRecognizer diagonalRecognizer; QDirectionSimpleRecognizer simpleRecognizer; }; diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index 2f794f4..d37f360 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -11031,8 +11031,9 @@ QWindowSurface *QWidget::windowSurface() const Subscribes the widget to the specified \a gesture type. Returns the id of the gesture. -*/ + \sa grabGesture(), releaseGesture(), setGestureEnabled() +*/ int QWidget::grabGesture(const QString &gesture) { Q_D(QWidget); @@ -11053,16 +11054,19 @@ int QWidgetPrivate::grabGesture(int id) Subscribes the widget to the specified \a gesture type. Returns the id of the gesture. -*/ + \sa grabGesture(), releaseGesture(), setGestureEnabled() +*/ int QWidget::grabGesture(Qt::GestureType gesture) { return grabGesture(qt_getStandardGestureTypeName(gesture)); } /*! - Unsubscribes the widget from a gesture, which is specified by its - \a id. + Unsubscribes the widget from a gesture, which is specified by the + \a gestureId. + + \sa grabGesture(),setGestureEnabled() */ void QWidget::releaseGesture(int gestureId) { @@ -11075,6 +11079,14 @@ void QWidget::releaseGesture(int gestureId) } } +/*! + If \a enable is true, the gesture with the given \a gestureId is + enabled; otherwise the gesture is disabled. + + The id of the gesture is returned by the grabGesture(). + + \sa grabGesture(), releaseGesture() +*/ void setGestureEnabled(int gestureId, bool enable) { //### diff --git a/src/gui/kernel/qwidget.h b/src/gui/kernel/qwidget.h index a76c50a..6324782 100644 --- a/src/gui/kernel/qwidget.h +++ b/src/gui/kernel/qwidget.h @@ -616,7 +616,7 @@ public: int grabGesture(const QString &gesture); int grabGesture(Qt::GestureType gesture); void releaseGesture(int gestureId); - void setGestureEnabled(int gestureId, bool enable); + void setGestureEnabled(int gestureId, bool enable = true); Q_SIGNALS: void customContextMenuRequested(const QPoint &pos); |