Merge branch 4.7 into qt-master-from-4.7

5 files changed, 48 insertions, 16 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativepathview.cpp b/src/declarative/graphicsitems/qdeclarativepathview.cpp
index 1a2b480..4e401e9 100644
--- a/src/declarative/graphicsitems/qdeclarativepathview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativepathview.cpp
@@ -1455,17 +1455,18 @@ void QDeclarativePathView::itemsInserted(int modelIndex, int count)
     if (!d->isValid() || !isComponentComplete())
         return;
 
-    d->itemCache += d->items;
-    d->items.clear();
-    if (modelIndex <= d->currentIndex) {
-        d->currentIndex += count;
-        emit currentIndexChanged();
-    } else if (d->offset != 0) {
-        d->offset += count;
-        d->offsetAdj += count;
+    if (d->modelCount) {
+        d->itemCache += d->items;
+        d->items.clear();
+        if (modelIndex <= d->currentIndex) {
+            d->currentIndex += count;
+            emit currentIndexChanged();
+        } else if (d->offset != 0) {
+            d->offset += count;
+            d->offsetAdj += count;
+        }
     }
-
-    d->modelCount = d->model->count();
+    d->modelCount += count;
     if (d->flicking || d->moving) {
         d->regenerate();
         d->updateCurrent();
@@ -1502,18 +1503,29 @@ void QDeclarativePathView::itemsRemoved(int modelIndex, int count)
     d->itemCache += d->items;
     d->items.clear();
 
+    bool changedOffset = false;
     if (modelIndex > d->currentIndex) {
         if (d->offset >= count) {
+            changedOffset = true;
             d->offset -= count;
             d->offsetAdj -= count;
         }
     }
 
-    d->modelCount = d->model->count();
-    d->regenerate();
-    d->updateCurrent();
-    if (!d->modelCount)
+    d->modelCount -= count;
+    if (!d->modelCount) {
+        while (d->itemCache.count())
+            d->releaseItem(d->itemCache.takeLast());
+        d->offset = 0;
+        changedOffset = true;
+        d->tl.reset(d->moveOffset);
         update();
+    } else {
+        d->regenerate();
+        d->updateCurrent();
+    }
+    if (changedOffset)
+        emit offsetChanged();
     if (currentChanged)
         emit currentIndexChanged();
     emit countChanged();
@@ -1601,7 +1613,7 @@ void QDeclarativePathView::movementEnding()
 int QDeclarativePathViewPrivate::calcCurrentIndex()
 {
     int current = -1;
-    if (model && items.count()) {
+    if (modelCount && model && items.count()) {
         offset = qmlMod(offset, modelCount);
         if (offset < 0)
             offset += modelCount;
@@ -1617,7 +1629,7 @@ void QDeclarativePathViewPrivate::updateCurrent()
     Q_Q(QDeclarativePathView);
     if (moveReason != Mouse)
         return;
-    if (!haveHighlightRange || highlightRangeMode != QDeclarativePathView::StrictlyEnforceRange)
+    if (!modelCount || !haveHighlightRange || highlightRangeMode != QDeclarativePathView::StrictlyEnforceRange)
         return;
 
     int idx = calcCurrentIndex();
diff --git a/src/declarative/graphicsitems/qdeclarativetextedit.cpp b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
index 39f1465..e2f6265 100644
--- a/src/declarative/graphicsitems/qdeclarativetextedit.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
@@ -976,6 +976,7 @@ void QDeclarativeTextEdit::setSelectByMouse(bool on)
     Q_D(QDeclarativeTextEdit);
     if (d->selectByMouse != on) {
         d->selectByMouse = on;
+        setKeepMouseGrab(on);
         emit selectByMouseChanged(on);
     }
 }
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput.cpp b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
index e696294..f9f2b18 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
@@ -1019,6 +1019,10 @@ void QDeclarativeTextInput::mousePressEvent(QGraphicsSceneMouseEvent *event)
             }
         }
     }
+    if (d->selectByMouse) {
+        setKeepMouseGrab(false);
+        d->pressPos = event->pos();
+    }
     bool mark = event->modifiers() & Qt::ShiftModifier;
     int cursor = d->xToPos(event->pos().x());
     d->control->moveCursor(cursor, mark);
@@ -1029,6 +1033,8 @@ void QDeclarativeTextInput::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
 {
     Q_D(QDeclarativeTextInput);
     if (d->selectByMouse) {
+        if (qAbs(int(event->pos().x() - d->pressPos.x())) > QApplication::startDragDistance())
+            setKeepMouseGrab(true);
         moveCursorSelection(d->xToPos(event->pos().x()), d->mouseSelectionMode);
         event->setAccepted(true);
     } else {
@@ -1043,6 +1049,8 @@ Handles the given mouse \a event.
 void QDeclarativeTextInput::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
 {
     Q_D(QDeclarativeTextInput);
+    if (d->selectByMouse)
+        setKeepMouseGrab(false);
     if (!d->showInputPanelOnFocus) { // input panel on click
         if (d->focusOnPress && !isReadOnly() && boundingRect().contains(event->pos())) {
             if (QGraphicsView * view = qobject_cast<QGraphicsView*>(qApp->focusWidget())) {
@@ -1058,6 +1066,15 @@ void QDeclarativeTextInput::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
         QDeclarativePaintedItem::mouseReleaseEvent(event);
 }
 
+bool QDeclarativeTextInput::sceneEvent(QEvent *event)
+{
+    bool rv = QDeclarativeItem::sceneEvent(event);
+    if (event->type() == QEvent::UngrabMouse) {
+        setKeepMouseGrab(false);
+    }
+    return rv;
+}
+
 bool QDeclarativeTextInput::event(QEvent* ev)
 {
     Q_D(QDeclarativeTextInput);
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput_p.h b/src/declarative/graphicsitems/qdeclarativetextinput_p.h
index 63d0e53..e1e66a9 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput_p.h
+++ b/src/declarative/graphicsitems/qdeclarativetextinput_p.h
@@ -240,6 +240,7 @@ protected:
     void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
     void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
     void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+    bool sceneEvent(QEvent *event);
     void keyPressEvent(QKeyEvent* ev);
     void inputMethodEvent(QInputMethodEvent *);
     bool event(QEvent *e);
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput_p_p.h b/src/declarative/graphicsitems/qdeclarativetextinput_p_p.h
index 7a0086e..f7446b4 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput_p_p.h
+++ b/src/declarative/graphicsitems/qdeclarativetextinput_p_p.h
@@ -118,6 +118,7 @@ public:
     QDeclarativeTextInput::SelectionMode mouseSelectionMode;
     QPointer<QDeclarativeComponent> cursorComponent;
     QPointer<QDeclarativeItem> cursorItem;
+    QPointF pressPos;
 
     int lastSelectionStart;
     int lastSelectionEnd;