With a small correction: it must be hooked only in design time. constructor TMyTabSheet.Create(TheOwner: TComponent); begin ... if csDesigning in ComponentState then GlobalDesignHook.AddHandlerSetSelection(@HookSelection); end; V. _______________________________________________ Lazarus mailing list Lazarus@lists.lazarus.freepascal.org http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus <http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus>
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