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This chapter discusses exceptions, which appear as an outcome of unexpected problems during the normal execution of a program.
The chapter focuses on how to handle such exceptional situations with the help of try, catch, and finally blocks.
Why does Microsoft recommend this approach in the article on "User Validation in Windows Forms"? Auto Validate = auto Validate Setting End If End Sub I found another way to implement this solution First you declare a public property called b Form Closing as a Boolean = false then you include this Boolean in your validation code with an AND like AND b Form Closing = false then here you use Error Provider. Cancel = false AND will disable the validation and allow you to close the form of all the controls validating events.
( Unless I'm reading it wrong, it describes the problem exactly, but the solution doesn't work. Remember to set to false the Causes Validation = false of the exit button Also you can put it in the mouse down even or Closing Form Event, any event that triggers before the validating event. IT is so annoying working with MS buggy implementation.
What was making it tough was the validating event was firing before any other event. *giggle* So I jigged up the following code: I tossed the above code at the beggining of my Validating event, typed a couple letters in the box, click the infamous (more famous than famous) Mr.
Table 3.1 details some of the important properties of the Exception class, inherited by the exception classes.Each new exception can preserve the information about the previous exception by storing it in this property. You can use this information to locate where an error has occurred.