white Spot problem.

hello,

I am newbie. I have observe the bug in my application. When i draw the images and display it. This work fine, but sometime what happen cursor like clock appear in the center of the screen (may be its show processing or else ,,,) but it disturb my drawing plan white spot on the cursor position. How i overcome this problem? How my application knows that cursor has left the white spot and i have to redraw it... again .

Any suggestions or event handling or API for that is highly appreciated.

Thanks

-Salman

[606 byte] By [SalmanMaredia] at [2007-12-25]