Monday, 15 March 2010

delphi - How to remove a FIELD of "Text Object" in FastReport that has NULL Value -



delphi - How to remove a FIELD of "Text Object" in FastReport that has NULL Value -

here table:

question:

how remove field has null value? how appropriate algorithm ?

you can suppress printing of label setting visible property in onbeforeprint event in report.

however, still leave blank line, can solve in 1 of 3 ways (in ascending order of difficulty).

firstly, can ignore suppression of label printing detailed above , set text property of field 'no' if db field null in onbeforeprint or ongettext events.

alternatively, can define memo field , in onbeforeprint method calculate text property include non-null values , labels.

finally, can @ documentation , utilize scripting modify study engine's currx , curry properties in order suppress blank lines.

delphi delphi-7 fastreport

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