QToolBar has now a topLevelChanged signal like in QDockWidget

Task-number: QTBUG-4169
Reviewed-by: ogoffart

2 files changed, 17 insertions, 0 deletions

diff --git a/src/gui/widgets/qtoolbar.cpp b/src/gui/widgets/qtoolbar.cpp
index 40c0b02..5596ca4 100644
--- a/src/gui/widgets/qtoolbar.cpp
+++ b/src/gui/widgets/qtoolbar.cpp
@@ -183,6 +183,9 @@ void QToolBarPrivate::setWindowState(bool floating, bool unplug, const QRect &re
 
     if (visible)
         q->show();
+
+    if (floating != wasFloating)
+        emit q->topLevelChanged(floating);
 }
 
 void QToolBarPrivate::initDrag(const QPoint &pos)
@@ -518,6 +521,19 @@ void QToolBarPrivate::plug(const QRect &r)
 */
 
 /*!
+    \since 4.6
+
+    \fn void QToolBar::topLevelChanged(bool topLevel)
+
+    This signal is emitted when the \l floating property changes.
+    The \a topLevel parameter is true if the toolbar is now floating;
+    otherwise it is false.
+
+    \sa isWindow()
+*/
+
+
+/*!
     Constructs a QToolBar with the given \a parent.
 */
 QToolBar::QToolBar(QWidget *parent)
diff --git a/src/gui/widgets/qtoolbar.h b/src/gui/widgets/qtoolbar.h
index a084673..a1a24f0 100644
--- a/src/gui/widgets/qtoolbar.h
+++ b/src/gui/widgets/qtoolbar.h
@@ -142,6 +142,7 @@ Q_SIGNALS:
     void orientationChanged(Qt::Orientation orientation);
     void iconSizeChanged(const QSize &iconSize);
     void toolButtonStyleChanged(Qt::ToolButtonStyle toolButtonStyle);
+    void topLevelChanged(bool topLevel);
 
 protected:
     void actionEvent(QActionEvent *event);