Increase dialogue modality, display keyboard dialogue

internal/ui/list_box.go

@@ -14,6 +14,8 @@ import (
 //
 // TODO: multi-select functionality? Is it needed?
 type listBox struct {
+	locator string
+
 	upBtn   *button
 	downBtn *button
 
@@ -52,6 +54,7 @@ func (d *Driver) buildListBox(group *menus.Group, up, down, thumb *menus.Record,
 	}
 
 	element := &listBox{
+		locator: group.Locator,
 		// TODO: upBtn needs to be frozen when offset == 0; downBtn when offset == max
 		upBtn:   upElem,
 		downBtn: downElem,
@@ -75,6 +78,7 @@ func (d *Driver) buildListBox(group *menus.Group, up, down, thumb *menus.Record,
 	widget := &Widget{
 		Children:      []*Widget{upWidget, downWidget},
 		ownPaintables: []paintable{element},
+		ownValueables: []valueable{element},
 	}
 
 	// FIXME: we should be able to freeze/unfreeze as a group.
@@ -86,6 +90,7 @@ func (d *Driver) buildListBox(group *menus.Group, up, down, thumb *menus.Record,
 		if err != nil {
 			return nil, nil, err
 		}
+		niWidget.ownClickables = append(niWidget.ownClickables, ni)
 
 		// TODO: pick the correct font
 		ni.label = &label{
@@ -102,6 +107,17 @@ func (d *Driver) buildListBox(group *menus.Group, up, down, thumb *menus.Record,
 	return element, widget, nil
 }
 
+func (l *listBox) id() string {
+	return l.locator
+}
+
+func (l *listBox) value() string {
+	return ""
+}
+
+func (l *listBox) setValue(s string) {
+}
+
 func (l *listBox) SetStrings(to []string) {
 	if len(to) < len(l.strings) {
 		l.offset = 0 // FIXME: unconditional? Trim to max?