Checkbox: SetText and better BoolVar watch for CheckButton

master
Noah 4 months ago
parent c99e79d9b0
commit d82ef0b751
  1. 8
      check_button.go
  2. 10
      checkbox.go

@ -61,6 +61,14 @@ func (w *CheckButton) Compute(e render.Engine) {
} else {
w.SetBorderStyle(BorderRaised)
}
} else if w.BoolVar != nil {
// Checkbutton, always re-assign the border style in case the caller
// has flipped the boolean behind our back.
if *w.BoolVar {
w.SetBorderStyle(BorderSunken)
} else {
w.SetBorderStyle(BorderRaised)
}
}
w.Button.Compute(e)
}

@ -1,5 +1,7 @@
package ui
import "errors"
// Checkbox combines a CheckButton with a widget like a Label.
type Checkbox struct {
Frame
@ -60,6 +62,14 @@ func (w *Checkbox) Child() Widget {
return w.child
}
// SetText conveniently sets the button text, for Label children only.
func (w *Checkbox) SetText(text string) error {
if label, ok := w.child.(*Label); ok {
label.Text = text
}
return errors.New("child is not a Label widget")
}
// Pass event handlers on to descendents.
func (w *Checkbox) Handle(e Event, fn func(EventData) error) {
w.button.Handle(e, fn)

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