Fastreport.net use: [32] dialog box using 2

Method/Step

1. First browse the data, the score table has some of the subjects did not, if this is the case, the report can not be printed.

2. Add a dialog box to set its Visible property to False, and the dialog box is not displayed by default.

Set the DialogResult of the OK button to cancel, if the form is displayed, the report cannot be printed, and you need to cancel printing.

3. Add the following method to the Startreport event.

Depending on the student, the subject and exam type variable scores are present, and if they do not exist, the dialog box is displayed.

4. Preview the report, pop Up the dialog box, click OK, the report print end, will not display the following report page

Fastreport.net use: [32] dialog box using 2