Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-qml into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml: (39 commits)
  Remove 'XXX Experimental' from VisualItemModel/VisualDataModel and
  Document attached properties
  Add 'on' prefix to documentation of signals
  Stablize qmlviewer test
  Improve test stability.
  qmlviewer: ensure that only clicks on the current file list are handled.
  Doc improvements: move some example code to snippets, add screenshots,
  Move some example code into snippets/ and add other doc fixes
  Fix crash when changing ListView model with highlightRangeMode: ListView.StrictlyEnforceRange
  Fix GridView bounds behavior with snapping enabled.
  Small optimization when checking if MouseArea's onPressAndHold is
  Fix autotest.
  Fixed `nmake clean' breaking declarative imports on Windows.
  Fix drawing flicker on Qml Viewer startup
  Fix snake demo
  Add qmlmethod Item::childAt() to delarative item
  Cursor positioning in QTextDocument after undo()
  Fix slow network access in qmlviewer (Windows)
  Don't layout multiple times when an ancestor becomes (in)visible.
  Add an example of animated item add/remove in ListView
  ...

3 files changed, 10 insertions, 22 deletions

diff --git a/src/imports/particles/qdeclarativeparticles.cpp b/src/imports/particles/qdeclarativeparticles.cpp
index ecc6604..630c068 100644
--- a/src/imports/particles/qdeclarativeparticles.cpp
+++ b/src/imports/particles/qdeclarativeparticles.cpp
@@ -241,11 +241,13 @@ void QDeclarativeParticleMotionGravity::setAcceleration(qreal accel)
 
 void QDeclarativeParticleMotionGravity::advance(QDeclarativeParticle &p, int interval)
 {
-    qreal xdiff = p.x - _xAttr;
-    qreal ydiff = p.y - _yAttr;
+    qreal xdiff = _xAttr - p.x;
+    qreal ydiff = _yAttr - p.y;
+    qreal absXdiff = qAbs(xdiff);
+    qreal absYdiff = qAbs(ydiff);
 
-    qreal xcomp = xdiff / (xdiff + ydiff);
-    qreal ycomp = ydiff / (xdiff + ydiff);
+    qreal xcomp = xdiff / (absXdiff + absYdiff);
+    qreal ycomp = ydiff / (absXdiff + absYdiff);
 
     p.x_velocity += xcomp * _accel * interval;
     p.y_velocity += ycomp * _accel * interval;
@@ -1284,11 +1286,7 @@ void QDeclarativeParticlesPainter::paint(QPainter *p, const QStyleOptionGraphics
     const int myX = x() + parentItem()->x();
     const int myY = y() + parentItem()->y();
 
-#if (QT_VERSION >= QT_VERSION_CHECK(4,7,0))
     QVarLengthArray<QPainter::PixmapFragment, 256> pixmapData;
-#else
-    QVarLengthArray<QDrawPixmaps::Data, 256> pixmapData;
-#endif
     pixmapData.resize(d->particles.count());
 
     const QRectF sourceRect = d->image.rect();
@@ -1296,32 +1294,20 @@ void QDeclarativeParticlesPainter::paint(QPainter *p, const QStyleOptionGraphics
     qreal halfPHeight = sourceRect.height()/2.;
     for (int i = 0; i < d->particles.count(); ++i) {
         const QDeclarativeParticle &particle = d->particles.at(i);
-#if (QT_VERSION >= QT_VERSION_CHECK(4,7,0))
         pixmapData[i].x = particle.x - myX + halfPWidth;
         pixmapData[i].y = particle.y - myY + halfPHeight;
-#else
-         pixmapData[i].point = QPointF(particle.x - myX + halfPWidth, particle.y - myY + halfPHeight);
-#endif
         pixmapData[i].opacity = particle.opacity;
 
         //these never change
         pixmapData[i].rotation = 0;
         pixmapData[i].scaleX = 1;
         pixmapData[i].scaleY = 1;
-#if (QT_VERSION >= QT_VERSION_CHECK(4,7,0))
         pixmapData[i].sourceLeft = sourceRect.left();
         pixmapData[i].sourceTop = sourceRect.top();
         pixmapData[i].width = sourceRect.width();
         pixmapData[i].height = sourceRect.height();
-#else
-        pixmapData[i].source = sourceRect;
-#endif
     }
-#if (QT_VERSION >= QT_VERSION_CHECK(4,7,0))
     p->drawPixmapFragments(pixmapData.data(), d->particles.count(), d->image);
-#else
-    qDrawPixmaps(p, pixmapData.data(), d->particles.count(), d->image);
-#endif
 }
 
 void QDeclarativeParticles::componentComplete()
diff --git a/src/imports/qimportbase.pri b/src/imports/qimportbase.pri
index 612ff20..0f70030 100644
--- a/src/imports/qimportbase.pri
+++ b/src/imports/qimportbase.pri
@@ -18,6 +18,8 @@ copy2build.output = $$QT_BUILD_TREE/imports/$$TARGETPATH/qmldir
 copy2build.commands = $$QMAKE_COPY ${QMAKE_FILE_IN} ${QMAKE_FILE_OUT}
 copy2build.name = COPY ${QMAKE_FILE_IN}
 copy2build.CONFIG += no_link
+# `clean' should leave the build in a runnable state, which means it shouldn't delete qmldir
+copy2build.CONFIG += no_clean
 QMAKE_EXTRA_COMPILERS += copy2build
 
 TARGET = $$qtLibraryTarget($$TARGET)
diff --git a/src/imports/webkit/qdeclarativewebview.cpp b/src/imports/webkit/qdeclarativewebview.cpp
index 9e5647f..383f1ce 100644
--- a/src/imports/webkit/qdeclarativewebview.cpp
+++ b/src/imports/webkit/qdeclarativewebview.cpp
@@ -1163,9 +1163,9 @@ QString QDeclarativeWebPage::chooseFile(QWebFrame *originatingFrame, const QStri
 }
 
 /*!
-    \qmlsignal WebView::alert(message)
+    \qmlsignal WebView::onAlert(message)
 
-    This signal is emitted when the web engine sends a JavaScript alert. The \a message is the text
+    This handler is called when the web engine sends a JavaScript alert. The \a message is the text
     to be displayed in the alert to the user.
 */