Navigation Modeler
The Navigation Modeler is a graphical WD tool of the SAP NetWeaver Developer Studio. It supports you when designing and implementing the user interface elements, views, navigation, and application entities involved in the navigation. The Navigation Modeler provides support when you create and edit the entities View , View Set , Plug , and Link of a WD application.
You can create several views or view sets for a WD application. The editing area of the Navigation Modeler expands automatically if there is insufficient space for the display. The Overview tab is available for complex applications. It allows you to navigate within the graphical tool: Drag the viewer to the position where you want to edit.
Starting the Navigation Modeler
Start the Navigation Modeler by choosing the context menu entry
Open 
Window Editor 
for the window name in the
Web Dynpro Explorer . The Window Editor is opened in the right-hand WD perspective editor area. If you want to increase the size of the work area of the graphical tool, double-click the window tab. The size of the Window Editor editor is then increased so that it fills the entire WD perspective window. To revert to the original size, double-click the same tab again.