XSetBackground() XSetBackground() Name XSetBackground - set the background pixel value in a graphics context. Synopsis XSetBackground(display, gc, background) Display *display; GC gc; unsigned long background; Arguments display Specifies a connection to an X server; returned from XOpenDisplay(). gc Specifies the graphics context. background Specifies the background component of the GC. Description XSetBackground() sets the background pixel value component of a GC. Note that this is different from the background of a window, which can be set with either XSetWindowBackground() or XSetWindowBackgroundPixmap(). The specified pixel value must be returned by BlackPixel(), WhitePixel(), or one of the routines that allocate colors. Errors BadAlloc BadGC See Also XDefaultGC(), XChangeGC(), XCopyGC(), XCreateGC(), XFreeGC(), XGContextFromGC(), XSetArcMode(), XSetClipMask(), XSetClipOrigin(), XSet- ClipRectangles(), XSetDashes(), XSetFillRule(), XSetFillStyle(), XSetForeground(), XSetFunction(), XSetGraphicsExposures(), XSetLineAt- tributes(), XSetPlaneMask(), XSetState(), XSetStipple(), XSetSubwindowMode(), XSetTSOrigin(). Xlib - Graphics Context XSetBackground()