Thank you.
--- Roger Chaplin <[EMAIL PROTECTED]> wrote:
> > I have seen several apps that add features to
> > built-in apps (address book, memo, todo,..)
> > For example, an extra button on the screen or an
> > additional menu item. How do they do that?
> > Any help is appreciated.
>
> I don't know how "they" did it, but here's how I did
> one:
>
> I wanted the Palm(tm) Date Book preferences screen
> to display a list of
> alarm repeat times different from those hard-wired
> into the app. So I
> wrote a HackMaster hack that trapped the LstDrawList
> call.
>
> ------------
> if currently running app is Date Book
> if first text string in list is "1 minute"
> {
> create my own array of strings for the list
> substitute my strings into the list that's
> being drawn
> }
>
> execute the OS call
> ------------
>
> Of course there were other details, like allocating
> memory for my array
> of strings, and arranging for the memory to be freed
> when the form
> containing the list was closing.
>
> --
> Roger Chaplin
> <[EMAIL PROTECTED]>
>
>
===
Ion Popescu
[EMAIL PROTECTED]
_________________________________________________________
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com
