use YieldFor() in wxTopLevelWindowGTK::RequestUserAttention; comment on the use of YieldFor() in wxProgressDialog; add some TODOs near wxYieldIfNeeded()/wxSafeYield() calls in wxListCtrl, wxDataViewCtrl, wxTreeCtrl (closes #10320)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58916 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/listctrl.cpp

@@ -2243,6 +2243,9 @@ wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass
     // been added and no screen update taken place.
     if ( m_dirty )
     {
+        // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
+        //       so that no pending events may change the item count (see below)
+        //       IMPORTANT: needs to be tested!
         wxSafeYield();
 
         // Pending events dispatched by wxSafeYield might have changed the item