func pickFromN(gp *GamePanel) lua.GoFunction {
return func(L *lua.State) int {
if !LuaCheckParamsOk(L, "PickFromN", LuaInteger, LuaInteger, LuaTable) {
return 0
}
min := L.ToInteger(-3)
max := L.ToInteger(-2)
var options []hui.Option
var option_names []string
L.PushNil()
for L.Next(-2) != 0 {
name := L.ToString(-2)
option_names = append(option_names, name)
path := L.ToString(-1)
if !filepath.IsAbs(path) {
path = filepath.Join(base.GetDataDir(), path)
}
option := iconWithText{
Name: name,
Icon: texture.Object{Path: base.Path(path)},
}
options = append(options, &option)
L.Pop(1)
}
var selector hui.Selector
if min == 1 && max == 1 {
selector = hui.SelectExactlyOne
} else {
selector = hui.SelectInRange(min, max)
}
var chooser *hui.RosterChooser
done := make(chan struct{})
on_complete := func(m map[int]bool) {
gp.RemoveChild(chooser)
L.NewTable()
count := 0
for i := range options {
if m[i] {
count++
L.PushInteger(count)
L.PushString(option_names[i])
L.SetTable(-3)
}
}
done <- struct{}{}
}
chooser = hui.MakeRosterChooser(options, selector, on_complete, nil)
gp.script.syncStart()
gp.AddChild(chooser, gui.Anchor{0.5, 0.5, 0.5, 0.5})
gp.script.syncEnd()
<-done
return 1
}
}
func MakeUiSelectMap(gp *GamePanel) (gui.Widget, <-chan string, error) {
var ui UiSelectMap
datadir := base.GetDataDir()
err := base.LoadAndProcessObject(filepath.Join(datadir, "ui", "select_map", "config.json"), "json", &ui.layout)
if err != nil {
return nil, nil, err
}
ui.region.Dx = 1024
ui.region.Dy = 768
var options []hui.Option
// TODO: may want to reload the registry on this one? If we want to pik up
// new changes to files that is.
for _, name := range base.GetAllNamesInRegistry("houses") {
var mo MapOption
mo.house_def = house.MakeHouseFromName(name)
mo.layout = &ui.layout
options = append(options, &mo)
}
out := make(chan string, 2)
chooser := hui.MakeRosterChooser(options, hui.SelectExactlyOne, func(m map[int]bool) {
var index int
base.Log().Printf("On complete: %v", m)
for index = range m {
out <- options[index].(*MapOption).house_def.Name
base.Log().Printf("Sent '%s'", options[index].(*MapOption).house_def.Name)
break
}
base.Log().Printf("Closing")
close(out)
},
nil)
ui.chooser = chooser
return &ui, out, nil
}