0029674: Improvements in Inspector tool

- preferences for dock windows geometry, tree view columns and current view projection;
- ViewControl package for common functionality between plugins;
- processing Location and Orientation for external TopoDS_Shape object
- 'F5' key to update content of each plugin
- visibility column in tree view (used now only in ShapeView)
- properties child item for context (presents tree of current Filters of context)

tools/DFBrowser/DFBrowser_Item.cxx

@@ -31,8 +31,6 @@
 #include <QObject>
 #include <Standard_WarningsRestore.hxx>
 
-const int INFO_LENGHT = 60;
-
 // =======================================================================
 // function : hasAttribute
 // purpose :
@@ -136,8 +134,8 @@ QVariant DFBrowser_Item::initValue (const int theItemRole) const
                                                                     DFBrowser_ItemRole_AdditionalInfo, Column()).toString();
     if (!anAdditionalInfo.isEmpty())
     {
-      if (theItemRole == DFBrowserPane_ItemRole_DisplayExtended && anAdditionalInfo.length() > INFO_LENGHT)
-        anAdditionalInfo = anAdditionalInfo.mid (0, INFO_LENGHT - 3) + "...";
+      if (theItemRole == DFBrowserPane_ItemRole_DisplayExtended)
+        anAdditionalInfo = TreeModel_Tools::CutString (anAdditionalInfo);
       if (!anAdditionalInfo.isEmpty())
         aValue = QVariant (aValue.toString() + QString (" [%1]").arg (anAdditionalInfo));
       //if (aRole == Qt::ToolTipRole)