func (hds *Heads) PrevWorkspace() *workspace.Workspace {
if cur := hds.GlobalIndex(hds.ActiveWorkspace()); cur > -1 {
// I f*****g hate Go's modulo operator. WTF.
prev := misc.Mod(cur-1, len(hds.Workspaces.Wrks))
return hds.Workspaces.Get(prev)
}
panic("bug")
}
func (cmd HeadCycle) Run() gribble.Value {
return syncRun(func() gribble.Value {
cur := wm.Heads.VisibleIndex(wm.Workspace())
next := misc.Mod(cur+1, wm.Heads.NumHeads())
wm.Heads.WithVisibleWorkspace(next,
func(wrk *workspace.Workspace) {
wm.SetWorkspace(wrk, false)
})
wm.FocusFallback()
return nil
})
}
// Prev will highlight the previous choice in the dialog.
func (cycle *Cycle) Prev() {
if !cycle.showing {
return
}
if cycle.selected == -1 {
cycle.selected = len(cycle.items) - 1
} else {
cycle.selected--
}
cycle.selected = misc.Mod(cycle.selected, len(cycle.items))
cycle.highlight()
}
// Next will highlight the next choice in the dialog.
func (cycle *Cycle) Next() {
if !cycle.showing {
return
}
if cycle.selected == -1 {
if len(cycle.items) > 1 {
cycle.selected = 1
} else {
cycle.selected = 0
}
} else {
cycle.selected++
}
cycle.selected = misc.Mod(cycle.selected, len(cycle.items))
cycle.highlight()
}