Re: How to display a text file dynamically?

"Sheng Jiang[MVP]" <>
Mon, 29 Oct 2007 11:47:56 -0600
then write some code to write text to the clipboard in your
keyboard/accelerator/menu handler, like CEdit and CEditView did. you should
have mfc souce code installed by default.

Sheng Jiang
Microsoft MVP in VC++
<> wrote in message

On Oct 29, 12:28 am, Joseph M. Newcomer <> wrote:

As demonstrated in my Locale Explorer and in my PowerPoint Indexer, you

can do an

owner-draw control and get boldface, colors, or anything else you want

in a CListBox or

CListCtrl. There are even documents that show the algorithms. You can

also do word-wrap

if you do an owner-draw-variable control.

I urge avoiding the edit control entirely. It is slow, bulky, and

intractable for this


On Sun, 28 Oct 2007 20:52:12 -0400, "Scott McPhillips [MVP]"



<> wrote in message

I need to show a large text file ( <10M) to users in a dialog.
Meanwhile, the file is being appened with more data by a seperate

I have little experience with MFC. I guess I should use RichEditCtrl
for this case. But I'm not sure if I should use SetDlgItemText(..) to
send file content to the control. This is Question 1.

Secondly, I'd like send only the newly appended part of the file to
the control for every refresh, instead of the whole file everytime.
Are there any existing functions/mechanisms in MFC for this purpose?

If you need the control to do word-wrap for you at the end of lines

then use

the edit control. Or if you need the ability to change colors and

fonts in

different parts of the text use the rich edit control.

But if you don't need either of these features then the list box is a


easier way to display scrolling lines of text.

The control's features are the same whether you use MFC or not. MFC


provides a convenient wrapper around the Win32 control's SendMessage
functions. You can append text to an edit control with SetSel(-1, -1),
followed by ReplaceSel.

Joseph M. Newcomer [MVP]
MVP Tips: Hide quoted text -

- Show quoted text -


Thanks a lot for your very helpful answers!

I don't need the ability of editing, changing fonts/color, word-wrap
and etc. However, I do need to allow user select a continous part of
the data that they can send them to the clipboard by pressing Ctrl-c.

I think I'm convinced that CListBox is the best choice.


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