Dear Paul, First let me thanks you for prompt reply. i have tried this ...
Private Sub Worksheet_SelectionChange(ByVal Target As Excel.Range) If Range("a4:a10").Value = "" Then Range("b4:B10").Locked = False Else Range("b4:b10").Locked = True End If End Sub But is not working sheet can be protected via password . if any formula is there is so good or v can go VBA as i tried but its not working. Thanks And Regards, SANTOSH KUMAR SINGH +917702004100 On Mon, Aug 20, 2012 at 9:05 PM, Paul Schreiner <schreiner_p...@att.net>wrote: > Your request is somewhat confusing. > > "locking" a cell does not necessarily mean "grayed out". > In order to lock a cell, two things have to happen. > 1) the "locked" property of the cell must be set. > 2) the sheet has to be protected (with or without a password) > > For the cell to be "Grayed Out" means that the font is a light gray. > These two events are independent. > > Now, it IS possible to create an event that checks for a change in Column > C. > If the cell has a value, a)uprotect the sheet, b) change the "locked" > property to "true" on the cell in the same row as the changed cell, and > column "D", c) change the font color to Gray. > > You didn't mention it, but were you looking for a VBA solution? > what version of excel are you using? > what do you know about VBA programming? > what have you tried? > > Now, about the "vice versa": > The term means "the other way around". > So, do you mean that if a cell in column D has a value, then the > corresponding cell in column C gets locked? > or do you simply mean that if C is blank, the D is UNLOCKed? > > > > *Paul* > > ----------------------------------------- > *“Do all the good you can, > By all the means you can, > In all the ways you can, > In all the places you can, > At all the times you can, > To all the people you can, > As long as ever you can.” - John Wesley > *----------------------------------------- > > > ------------------------------ > *From:* Santosh Kumar Singh <str1...@gmail.com> > *To:* excel-macros@googlegroups.com > *Sent:* Mon, August 20, 2012 11:05:20 AM > *Subject:* $$Excel-Macros$$ help for Conditional Lock and unlock cells > > Hay looking for help .. > > > > *Column C* > > *D* > > open for entry > > a > > Locked > > d > > Locked > > a > > Locked > > open for entry > > If any value is in Column C Cells then Column D Cell (In same row) get > locked (Grayed out) and vice versa. > > > > Thanks And regards, > > Santosh > > -- > Join official facebook page of this forum @ > https://www.facebook.com/discussexcel > > FORUM RULES (1120+ members already BANNED for violation) > > 1) Use concise, accurate thread titles. 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