func newGradientWindow(width, height int) {
win := createWindow()
xproto.ConfigureWindow(
X.Conn(), win, xproto.ConfigWindowWidth|xproto.ConfigWindowHeight,
[]uint32{uint32(width), uint32(height)})
xwindow.Listen(X, win, xproto.EventMaskStructureNotify)
xproto.MapWindow(X.Conn(), win)
xgraphics.PaintImg(X, win, gradient(width, height))
xevent.ConfigureNotifyFun(
func(X *xgbutil.XUtil, ev xevent.ConfigureNotifyEvent) {
img := gradient(int(ev.Width), int(ev.Height))
log.Printf("Painting new image (%d, %d)", ev.Width, ev.Height)
xgraphics.PaintImg(X, win, img)
}).Connect(X, win)
}
func (w *Window) FlushImage() {
if w.closed {
return
}
xgraphics.PaintImg(w.xu, w.id, w.buffer)
}