On Sun, Mar 7, 2010 at 09:23, JoshyFun <[email protected]> wrote: > Hello Lazarus-List, > > Maybe somebody had noted that all keys that perform some action in a > DBGrid by default are never passed to the KeyPress event, like return, > delete, keyup, keydown,... The reason is that this actions are handled > in the keydown event and to note that they are handled by the DBGrid > the "Key" variable is set to zero which finally prevent the right key > value to be handled by "KeyPress" as zero is "invalid". > > I had fixed it in my local copy using the "CanGridHandleKey" but also > in "Grids" (TCustomGrid) some keys are handled to perform default > operations and when performed the "Key" is set to zero also. I think > they can be safelly removed, the zero setting, but I wish to know if > somebody is aware of the reason to set them to zero.
Although I have no particular need for this change, I support it on the general principle. I would go even further and call KeyPress _before_ built-in handler, so that user code could turn off default handling by setting the key code to zero. -- Alexander S. Klenin -- _______________________________________________ Lazarus mailing list [email protected] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus
