Refactor: CheckboxGroup and RadioGroup return ChoiceResult

They returned InputResult with an Input nobody read (nil for RadioGroup).

checkbox.go

@@ -102,7 +102,7 @@ type CheckboxGroupOptions struct {
 }
 
 // CheckboxGroup shows a select-all box over items: checked, mixed or clear.
-func CheckboxGroup(c *ui.Context, label string, items []CheckboxItem, opts CheckboxGroupOptions) InputResult {
+func CheckboxGroup(c *ui.Context, label string, items []CheckboxItem, opts CheckboxGroupOptions) ChoiceResult {
 	if len(items) == 0 {
 		panic("mujica: CheckboxGroup needs items")
 	}
@@ -122,12 +122,11 @@ func CheckboxGroup(c *ui.Context, label string, items []CheckboxItem, opts Check
 			}
 		}
 	}
-	var r InputResult
+	var r ChoiceResult
 	r.Element = ui.Column(c).Shrink(0).Disabled(opts.Disabled || enabled == 0)
 	r.Element.Children(func() {
 		all := on == len(items)
 		head := Checkbox(c, &all, label, CheckboxOptions{Indeterminate: on > 0 && !all})
-		r.Input = head
 		if head.Changed() {
 			// Select-all leaves disabled items alone.
 			target := enabledOn < enabled

docs/components/029-checkbox.md

@@ -17,7 +17,7 @@ mujica.CheckboxGroup(c, "Notifications", []mujica.CheckboxItem{
 
 ```go
 func Checkbox(c *ui.Context, value *bool, label string, opts CheckboxOptions) *ui.Element
-func CheckboxGroup(c *ui.Context, label string, items []CheckboxItem, opts CheckboxGroupOptions) InputResult
+func CheckboxGroup(c *ui.Context, label string, items []CheckboxItem, opts CheckboxGroupOptions) ChoiceResult
 ```
 
 ## 参数

docs/components/030-radio-group.md

@@ -13,7 +13,7 @@ if mujica.RadioGroup(c, &size, items, mujica.RadioGroupOptions{Label: "Size"}).C
 }
 ```
 
-签名：`func RadioGroup[T comparable](c *ui.Context, value *T, items []RadioItem[T], opts RadioGroupOptions) InputResult`
+签名：`func RadioGroup[T comparable](c *ui.Context, value *T, items []RadioItem[T], opts RadioGroupOptions) ChoiceResult`
 
 ## 参数
 

radio_group.go

@@ -27,7 +27,7 @@ type RadioGroupOptions struct {
 }
 
 // RadioGroup chooses one item's Value into *value; arrows move the choice.
-func RadioGroup[T comparable](c *ui.Context, value *T, items []RadioItem[T], opts RadioGroupOptions) InputResult {
+func RadioGroup[T comparable](c *ui.Context, value *T, items []RadioItem[T], opts RadioGroupOptions) ChoiceResult {
 	if value == nil {
 		panic("mujica: RadioGroup needs a value")
 	}
@@ -43,7 +43,7 @@ func RadioGroup[T comparable](c *ui.Context, value *T, items []RadioItem[T], opt
 	}
 	k := Tokens(c)
 	d := Density(c)
-	var r InputResult
+	var r ChoiceResult
 	// Disabled on a wrapper blocks the bases' clicks before they choose.
 	wrap := ui.Box(c).Shrink(0).Disabled(opts.Disabled)
 	// Keys by first appearance of each value: fmt keys would merge equal-looking values.