how can i changed the background color of the tab control (the red area in the attached image) to the window's color, or just remove it?
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how can i changed the background color of the tab control (the red area in the attached image) to the window's color, or just remove it?
Subclass the tab control and handle its WM_ERASEBKGND message as described in this thread. If you just want the individual rectangle as indicated in your attached image, then you should specify that as the fill rectangle.
This msdn page seems to describe another approach but I've not tried it.