i.e. I'm looking for some.
I used to have the original LaunchPad sources way back in the day and can't
find that. Looking for a simple framework that would support dragging some
elements around the screen.
If anyone has anything I'd appreciate it, but I suspect I'll be grinding it
out the hardw
Palm Developer Forum
Subject: Request for Drag and Drop code example
I'm trying to implement a simple drag and drop interface into an
application. I'm using CodeWarrior.
Does anyone have any code examples of implementing drag and drop?
I'm only wanting to drag a bitmap (family) aroun
I'm trying to implement a simple drag and drop interface into an
application. I'm using CodeWarrior.
Does anyone have any code examples of implementing drag and drop?
I'm only wanting to drag a bitmap (family) around the form and leave it in
the final position dragged to.
Th
At 09:42 AM 5/18/2000, Richard Hartman wrote:
>Actually, if all we're talking about is a "rubber band" box, XOR is just
>fine even on a color device. It is simple, fast, and guaranteed to be
>visible regardless of what the background is.
Agreed. Long live XOR!
The ni
Peter Epstein wrote in message <11904@palm-dev-forum>...
>
XOR works fine on black and white devices. If you want to work with color,
you probably want to use a more sophisticated technique to get good
performance and good appearance. You can use WinScreenLock/Unlock, but you
want to avoid co
;t much in the OS for this. Remember your "rule of seven".
>
>
> Redrawing the whole image each time the pen moves seems kind of
> slow. There must be an easier way. Anyone?
It is a single screen with not much in selective buffering. You should rethink you UI
if you f
: Palm Developer Forum
Subject: Drag and drop
Problem:
Say, you touch the screen with the pen; drag the pen to a new
location; then lift the pen. You also want a visible box to show the
selected area. You want the box to be erased and redrawn
as the pen is moved but erased when the pen is
XOR works fine on black and white devices. If you want to work with color, you
probably want to use a more sophisticated technique to get good performance and good
appearance. You can use WinScreenLock/Unlock, but you want to avoid copying the entire
screen every time, and that's hard to do. I'
Michael S. Davis wrote in message <11881@palm-dev-forum>...
>
>
>The problem is that, as the pen moves and the box erased and redrawn,
>the image beneath it is also erased. What is the technique used to do
>this and not destroy any underlying image?
XOR
--
-Richard M. Hartman
[EMAIL PROTECTED
Problem:
Say, you touch the screen with the pen; drag the pen to a new
location; then lift the pen. You also want a visible box to show the
selected area. You want the box to be erased and redrawn
as the pen is moved but erased when the pen is lifted.
The problem is that, as the pen moves and
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