XFreePixmap(dpy, dc.drawable);
dc.drawable = XCreatePixmap(dpy, root, DisplayWidth(root, screen), bh, DefaultDepth(dpy, screen));
XResizeWindow(dpy, v->barwin, v->w, bh);
XFreePixmap(dpy, dc.drawable);
dc.drawable = XCreatePixmap(dpy, root, DisplayWidth(root, screen), bh, DefaultDepth(dpy, screen));
XResizeWindow(dpy, v->barwin, v->w, bh);