#define IMAGECLASS TabInterfaceImages
#define IMAGEFILE <DockTab/DockTab.iml>
#include <Draw/iml_header.h>
...
...
	struct Style : ChStyle<Style> 
	{
		int tabheight, margin, extendleft;
		Rect sel, edge;

		Value normal[4], first[4], last[4], both[4];		
		Font font;
	};
	
	const Style*  style;

        static const Style& StyleDefault();
        TabInterface& SetStyle(const Style& s);			
        const Style*  GetStyle() { return style ? style : &StyleDefault(); }

#define IMAGECLASS TabInterfaceImages
#define IMAGEFILE <DockTab/DockTab.iml>
#include <Draw/iml_source.h>
...
...
CH_STYLE(TabInterface, Style, StyleDefault)
{
CtrlsImageLook(normal, TabInterfaceImages::I_TAB, 4);
CtrlsImageLook(first, TabInterfaceImages::I_FTAB, 4);
CtrlsImageLook(last, TabInterfaceImages::I_LTAB, 4);
CtrlsImageLook(both, TabInterfaceImages::I_BTAB, 4);
}