[SDL] confused by SDL_KEYDOWN event!!!

[Charles McGarvey]

On Oct 11, 2007, at 8:29 AM, dh11111 wrote:

> here is my code:
> :snip:
>
> problem is that when i keep pressing a key such as "a", the tank in  
> my game keeps moving left,but if i move the mouse during the tank's  
> moving,the tank stops moving.
> In the doc it seems that there are  some differences between   
> SDL_KEYDOWN  and SDL_MouseMotionEvent,but in my application ,it  
> seems there no differences between them!
>
> what's the difference between these two event type? it seems a  
> little confused.
> PS: My OS is Windows xp,SDL version is 1.2.12,IDE is VS 2005 PRO.

I think you want to put your Move() function in some sort of 'update'  
function that's called from the game loop (or a timer) irrespective  
of the event handling.  As it is, it seems your object will only move  
if your app is receiving keyboard events, which is not an ideal input  
method.

chaz