func (h *MyButtonHandler) HandleEvent(e gwu.Event) {
if b, isButton := e.Src().(gwu.Button); isButton {
b.SetText(b.Text() + h.text)
h.counter++
b.SetToolTip("You've clicked " + strconv.Itoa(h.counter) + " times!")
e.MarkDirty(b)
}
}
func (h *MyButtonHandler) HandleEvent(e gwu.Event) {
// Check if event source is a Button, just to be sure...
// We add this handler to a button only, so this'll be always false.
if b, isButton := e.Src().(gwu.Button); isButton {
b.SetText(b.Text() + h.text)
h.counter++
b.SetToolTip("You've clicked " + strconv.Itoa(h.counter) + " times!")
e.MarkDirty(b)
}
}
func (h *GreenHandler) HandleEvent(e gwu.Event) {
var state bool
src := e.Src()
switch c := src.(type) {
case gwu.CheckBox:
state = c.State()
case gwu.RadioButton:
state = c.State()
}
if state {
src.Style().SetBackground(gwu.CLR_GREEN)
} else {
src.Style().SetBackground("")
}
e.MarkDirty(src)
}
