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Mailing lists / lazarus / 2020-08

TCheckLisBox and SelCount

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frans

Hi,

The inherited SelCount function of a TCheckListBox counts the selected items, not the checked items which are the whole purpose of this component. And there is no other function available. Is this overlooked or judged as not necessary?

mvg Frans van Leeuwen M 06-51695390 -- Deze e-mail is gecontroleerd op virussen door AVG. http://www.avg.com

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Sven Barth
to frans: The inherited SelCount function of a TCheckListBox counts the selected items, not the…

frans via lazarus schrieb am Di., 4. Aug.
2020, 09:36:

Show quoted text 7 lines
Hi, The inherited SelCount function of a TCheckListBox counts the selected items, not the checked items which are the whole purpose of this component. And there is no other function available. Is this overlooked or judged as not necessary?

Items can still be selected independent of their checked state (e.g. If the user want to (de)check multiple items at once).

There currently is no CheckedCount or something like that, you need to manually count the elements for which Checked returns True. (Or create a helper to simplify this)

Though you could also file a feature request for such a property to be added.

Regards,
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