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// 7 july 2014
package ui
// Control represents a control.
// All Controls have event handlers that take a single argument (the Doer active during the event) and return nothing.
type Control interface {
// TODO reparent (public)
// TODO enable/disable (public)
// TODO show/hide (public)
// TODO sizing (likely private)
}
// Button is a clickable button that performs some task.
type Button interface {
Control
// OnClicked creates a Request to set the event handler for when the Button is clicked.
OnClicked(func(d Doer)) *Request
// Text and SetText creates a Request that get and set the Button's label text.
Text() *Request
SetText(text string) *Request
}
// NewButton creates a Request to create a new Button with the given label text.
func NewButton(text string) *Request {
return newButton(text)
}
// GetNewButton is like NewButton but sends the Request along the given Doer and returns the resultant Button.
// Example:
// b := ui.GetNewButton(ui.Do, "OK")
func GetNewButton(c Doer, text string) Button {
req := newButton(text)
c <- req
return (<-req.resp).(Button)
}
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