Steve,
I think all those boxes should have yes/no/cancel buttons even if
cancel does the same as no. :-)
To: Multiple recipients of list delphi <[EMAIL PROTECTED]>
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Date sent: Wed, 20 Jun 2001 17:36:15 +1200
From: Steve Peacocke <[EMAIL PROTECTED]>
Subject: [DUG]: Traps with MessDlg()
> We came across an interesting little ditty the other day that you all may
> want to take note of.
>
> We had a MessageDlg like the following that gave the user the choice of Yes
> or No buttons...
>
> If MessDlg('Warning: Silly thing done, Process Anyway?' ...) = mrNo then
> Exit // and lose the changes
> else
> PostAllChangesAndUpdateEverything;
>
> Now the problem occured when a user, not sufficiently confident in what
> he/she was doing, and not built for making management decisions like Yes or
> No, closed the message Dialog box by clicking on the little [x] on the form
> figuring that was a neat way not to have to make the decision to the
> horrible question and make everything just go away.
>
> A bit of testing showed that closing the form by using Alt-F4 or clicking
> on the [x] will return an mrCancel even though there is no cancel button.
>
> We took this insight calmly and in our stride and made the decision to
> panic. We checked all our code (megs and megs of the bloody stuff) to check
> each call to MessageDlg to change the above to...
>
> If MessDlg(....) <> mrYes then
>
>
> Steve Peacocke
> (025) 951-251
>
> Dilbert: "Do not meddle in the affairs of dragons for thou art crunchy and
> wouldst taste good with sauce"
>
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Regards
Rohit
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