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- Newsgroups: comp.os.ms-windows.programmer.misc
- From: chris@chrism.demon.co.uk (Chris Marriott)
- Path: sparky!uunet!pipex!demon!chrism.demon.co.uk!chris
- Subject: Re: LB_ADDSTRING Redrawing
- Distribution: world
- References: <1993Jan9.011837.22185@delfin.com>
- Organization: None
- Reply-To: chris@chrism.demon.co.uk
- X-Mailer: Simple NEWS 1.90 (ka9q DIS 1.19)
- Lines: 23
- Date: Sat, 9 Jan 1993 02:27:32 +0000
- Message-ID: <726546452snz@chrism.demon.co.uk>
- Sender: usenet@demon.co.uk
-
- In article <1993Jan9.011837.22185@delfin.com> dan@delfin.com writes:
-
- >I have created an owner draw listbox. Is there any way to prevent
- >the listbox from redrawing all visible items when it scrolls one line
- >after receiving an LB_ADDSTRING message? Without the LB_ADDSTRING,
- >scrolling only redraws the newly visible item, doing a quick bitmap
- >shift of the other items.
- >
- >I have tried everything I could think of. At this point, it seems
- >to me that there is no way to avoid it.
- >
- >
-
- Send the listbox a WM_SETREDRAW, FALSE message. Add all the strings
- except the last one. Send WM_SETREDRAW, TRUE. Add the last string.
- --
- --------------------------------------------------------------------------
- | Chris Marriott | chris@chrism.demon.co.uk |
- | Warrington, UK | BIX: cmarriott |
- | (Still awaiting inspiration | CIX: cmarriott |
- | for a witty .sig .... ) | CompuServe: 100113,1140 |
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