// Shortcut for executing Client interface functions that have no parameters
// and no return values on the currently focused window.
func withFocused(f func(c *client)) {
focused := focus.Current()
if focused != nil {
if client, ok := focused.(*client); ok {
f(client)
}
}
}
func (c *client) cbUnmapNotify() xevent.UnmapNotifyFun {
f := func(X *xgbutil.XUtil, ev xevent.UnmapNotifyEvent) {
// If a client has "iconified" set to true and we get an UnmapNotify
// event, then that means we need to switch focus to the next window
// in the focus stack.
if c.iconified && focus.Current().Id() == c.Id() {
wingo.focusFallback()
}
// When a client issues an Unmap request, the window manager should
// unmanage it. However, when wingo unmaps the window, we shouldn't
// unmanage it. Thus, every time wingo unmaps the window, the
// unmapIgnore counter is incremented. Only when it is zero does it mean
// that we should unmanage the client (i.e., the unmap request came
// from somewhere other than Wingo.)
if c.unmapIgnore > 0 {
c.unmapIgnore--
return
}
c.unmanage()
}
return xevent.UnmapNotifyFun(f)
}