Removed obsolete private field from the QGesture and fixed the doc.

Reviewed-by: Thomas Zander

3 files changed, 7 insertions, 11 deletions

diff --git a/src/gui/kernel/qgesture.cpp b/src/gui/kernel/qgesture.cpp
index c302c51..b72fae0 100644
--- a/src/gui/kernel/qgesture.cpp
+++ b/src/gui/kernel/qgesture.cpp
@@ -69,10 +69,9 @@ QT_BEGIN_NAMESPACE
 
     \section1 Lifecycle of a Gesture Object
 
-    A QGesture instance is created when the application calls QWidget::grabGesture()
-    or QGraphicsObject::grabGesture() to configure a widget or graphics object (the
-    target object) for gesture input. One gesture object is created for each target
-    object.
+    A QGesture instance is implicitely created when needed and is owned by Qt,
+    so application developer should never destroy them or store a pointer to a
+    QGesture object.
 
     The registered gesture recognizer monitors the input events for the target
     object via its \l{QGestureRecognizer::}{filterEvent()} function, updating the
@@ -133,8 +132,8 @@ QGesture::~QGesture()
     QWidget::mapFromGlobal() or QGestureEvent::mapToScene() to get a
     local hot-spot.
 
-    If the hot-spot is not set, the targetObject is used as the receiver of the
-    gesture event.
+    The hot-spot should be set by the gesture recognizer to allow gesture event
+    delivery to a QGraphicsObject.
 */
 
 /*!
diff --git a/src/gui/kernel/qgesture_p.h b/src/gui/kernel/qgesture_p.h
index d2ef8a7..34fbb26 100644
--- a/src/gui/kernel/qgesture_p.h
+++ b/src/gui/kernel/qgesture_p.h
@@ -68,9 +68,7 @@ class QGesturePrivate : public QObjectPrivate
 public:
     QGesturePrivate()
         : gestureType(Qt::CustomGesture), state(Qt::NoGesture),
-          targetObject(0),
-          isHotSpotSet(false),
-          gestureCancelPolicy(0)
+          isHotSpotSet(false), gestureCancelPolicy(0)
 
     {
     }
@@ -78,7 +76,6 @@ public:
     Qt::GestureType gestureType;
     Qt::GestureState state;
     QPointF hotSpot;
-    QObject *targetObject;
     uint isHotSpotSet : 1;
     uint gestureCancelPolicy : 2;
 };
diff --git a/src/gui/kernel/qgesturerecognizer.cpp b/src/gui/kernel/qgesturerecognizer.cpp
index c2b26f0..2673be3 100644
--- a/src/gui/kernel/qgesturerecognizer.cpp
+++ b/src/gui/kernel/qgesturerecognizer.cpp
@@ -178,7 +178,7 @@ void QGestureRecognizer::reset(QGesture *gesture)
         QGesturePrivate *d = gesture->d_func();
         d->state = Qt::NoGesture;
         d->hotSpot = QPointF();
-        d->targetObject = 0;
+        d->isHotSpotSet = false;
     }
 }