func (cmd GetActive) Run() gribble.Value {
reply, err := xproto.GetInputFocus(wm.X.Conn()).Reply()
if err != nil {
logger.Warning.Printf("Could not get input focus: %s", err)
return 0
}
// If our dummy window has focus, then it's equivalent to having root
// window focus.
// XXX: This may not be right if we're in a DE with desktop windows...
if reply.Focus == wm.X.Dummy() {
return 0
}
if focused := wm.LastFocused(); focused != nil {
client := focused.(*xclient.Client)
return int(client.Id())
}
return 0
}
func Focused(c *xgb.Conn) uint32 {
incookie := xproto.GetInputFocus(c)
rep, err := incookie.Reply()
if err != nil {
return 0
}
win := rep.Focus
trcookie := xproto.TranslateCoordinates(c, win,
xproto.Setup(c).DefaultScreen(c).Root,
0, 0)
att, err := trcookie.Reply()
if err != nil {
return 0
}
x, y := int32(att.DstX), int32(att.DstY)
for i, size := range sizes {
if size.X <= x && size.X+size.W >= x && size.Y <= y && size.Y+size.H >= y {
return uint32(i)
}
}
return 0
}
// Sync forces XGB to catch up with all events/requests and synchronize.
// This is done by issuing a benign round trip request to X.
func (xu *XUtil) Sync() {
xproto.GetInputFocus(xu.Conn()).Reply()
}