uitest: store the id of each vcl::Window

We will use the ID in the UI testing to identify the widget.

Change-Id: I4dd79a02355e1de40f3c2ddc6a61a805b4e30778

include/vcl/window.hxx

@@ -1544,6 +1544,16 @@ public:
      */
     void reorderWithinParent(sal_uInt16 nNewPosition);
 
+    /**
+     * Sets an ID.
+     */
+    void set_id(const OUString& rID);
+
+    /**
+     * Get the ID of the window.
+     */
+    const OUString& get_id() const;
+
 
     //  Native Widget Rendering functions
 

vcl/inc/window.h

@@ -234,6 +234,7 @@ public:
     OString             maHelpId;
     OUString            maHelpText;
     OUString            maQuickHelpText;
+    OUString            maID;
     InputContext        maInputContext;
     css::uno::Reference< css::awt::XWindowPeer > mxWindowPeer;
     css::uno::Reference< css::accessibility::XAccessible > mxAccessible;

vcl/source/window/builder.cxx

@@ -1851,6 +1851,7 @@ VclPtr<vcl::Window> VclBuilder::insertObject(vcl::Window *pParent, const OString
 
     if (pCurrentChild)
     {
+        pCurrentChild->set_id(OStringToOUString(rID, RTL_TEXTENCODING_UTF8));
         if (pCurrentChild == m_pParent.get() && m_bToplevelHasDeferredProperties)
             m_aDeferredProperties = rProps;
         else

vcl/source/window/window.cxx

@@ -3769,6 +3769,16 @@ bool Window::CompatNotify( NotifyEvent& rNEvt )
         return Notify( rNEvt );
 }
 
+void Window::set_id(const OUString& rID)
+{
+    mpWindowImpl->maID = rID;
+}
+
+const OUString& Window::get_id() const
+{
+    return mpWindowImpl->maID;
+}
+
 } /* namespace vcl */
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */