Add static function DockWidgetBase::byName()

So users don't have to use private API.

Fixes issue #126

Changelog

@@ -1,5 +1,6 @@
 * v1.3.0 (unreleased)
   - [TODO] QtQuick support
+  - Added static DockWidgetBase::byName() (#126)
 
 * v1.2.1 (unreleased)
   - Support for resizing dock widgets when they are in overlay/popup mode (autohide/sidebar feature)

src/DockWidgetBase.cpp

@@ -522,6 +522,11 @@ QSize DockWidgetBase::lastOverlayedSize() const
     return d->m_lastOverlayedSize;
 }
 
+DockWidgetBase *DockWidgetBase::byName(const QString &uniqueName)
+{
+    return DockRegistry::self()->dockByName(uniqueName);
+}
+
 FloatingWindow *DockWidgetBase::morphIntoFloatingWindow()
 {
     qCDebug(creation) << "DockWidget::morphIntoFloatingWindow() this=" << this

src/DockWidgetBase.h

@@ -366,6 +366,12 @@ public:
     /// Empty otherwise
     QSize lastOverlayedSize() const;
 
+
+    /// @brief Returns a dock widget by its name
+    /// This is the same name you passed to DockWidget CTOR.
+    /// nullptr is returned if the dock widget isn't found.
+    static DockWidgetBase* byName(const QString &uniqueName);
+
 Q_SIGNALS:
     ///@brief signal emitted when the parent changed
     void parentChanged();