Greg Snow schrieb:
Can you show some minimal code showing what you have tried?

One possibility is that you are not waiting for the pop-up box to close but 
returning the (empty) string value immediately, but there could be others.  
Some code would help us to help you.

Greg,

thanks for the offer, I hope it holds up for my next more difficult question :-) With this one, I've now resorted to initializing the string to NULL, so that I get a NULL returned if the user cancels. So this question can be considered solved. (I just thought that I must have overlooked a standard input box widget, it seems like such a frequently-needed thing.)

Now, I'm stuck with this next topic, and I'll send that one to the list in a few minutes. I think that that one is more difficult, but hope that this list's expertise may have the right pointer for me.

Regards, Ulrike

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