Added functions to remove all buttons from forms and from modals. Resolves #259

form.go

@@ -254,12 +254,18 @@ func (f *Form) GetButtonIndex(label string) int {
 func (f *Form) Clear(includeButtons bool) *Form {
 	f.items = nil
 	if includeButtons {
-		f.buttons = nil
+		f.ClearButtons()
 	}
 	f.focusedElement = 0
 	return f
 }
 
+// ClearButtons removes all buttons from the form.
+func (f *Form) ClearButtons() *Form {
+	f.buttons = nil
+	return f
+}
+
 // AddFormItem adds a new item to the form. This can be used to add your own
 // objects to the form. Note, however, that the Form class will override some
 // of its attributes to make it work in the form context. Specifically, these

modal.go

@@ -101,6 +101,12 @@ func (m *Modal) AddButtons(labels []string) *Modal {
 	return m
 }
 
+// ClearButtons removes all buttons from the window.
+func (m *Modal) ClearButtons() *Modal {
+	m.form.ClearButtons()
+	return m
+}
+
 // Focus is called when this primitive receives focus.
 func (m *Modal) Focus(delegate func(p Primitive)) {
 	delegate(m.form)