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4.15.11 Screen Design Facility

Once the function checker has been run and no fatal errors were found in the RDML program it is possible to use the screen design facility. The function checker is described in detail in preceding sections of this chapter.

It is easy to tell when the screen design facility can be used because a message like this will appear at the top of the screen:

 

Invoke the design facility for ________ SCREEN,REPORT

If this message does not appear at the top of the screen it will be for one of the following reasons:

To invoke the screen design facility enter SCREEN in response to the message previously described and press enter.

 

 Sel  Seq  Lbl Command  Parameters and Screen Format Details

        7        REQUEST  FIELDS((#ORDNO) (#PRDNO) (#QTY)

                         Format name : R@F00001 Type : Single display  

       15        DISPLAY  FIELDS((#MAINHEAD))

                         Format name : R@F00002 Type : Single display  

                         Format name : R@F00003 Type : Single display  

       22        DISPLAY  FIELDS((#ORDERHEAD)) BROWSELIST (#ORDERLINE)  

                         Format name : R@F00004 Type : Browse hdr/list 

 

 

 

This screen is a list of all the DISPLAY and REQUEST commands that were found in the RDML program and information about the screen format(s) that have been designed for them.

In this example, it can be seen that:

The record format names are only provided as a "link" between the screen design facility and the screen design listing produced by the function checker. When examining the screen design listing produced by the function checker it is possibly to directly relate a screen design to information on this display by the screen format name.

After considering the information on the display you can do one of two things: