// ShowMessageBox will present a message box at the top of the screen.
// if attached to the window it will be attached to the top bar. the box type will style
// the message box and icon. The first button will be the primary enter action, and
// the last button will be the escape/cancel action
func ShowMessageBox(title, message string, buttons []string, box_type MessageBoxType, attachtowindow bool) string {
var sdlwindow *sdl.Window
if attachtowindow {
sdlwindow = getCurrent().sdl_window
}
sdl_buttons := []sdl.MessageBoxButtonData{}
for i, button_text := range buttons {
new_button := sdl.MessageBoxButtonData{
ButtonId: int32(i),
Text: button_text,
}
if i == 0 {
new_button.Flags |= sdl.MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT
}
if i == len(buttons)-1 {
new_button.Flags |= sdl.MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT
}
sdl_buttons = append(sdl_buttons, new_button)
}
messageboxdata := sdl.MessageBoxData{
Flags: uint32(box_type),
Window: sdlwindow,
Title: title,
Message: message,
NumButtons: int32(len(sdl_buttons)),
Buttons: sdl_buttons,
}
var _, buttonid = sdl.ShowMessageBox(&messageboxdata)
return buttons[buttonid]
}
func main() {
buttons := []sdl.MessageBoxButtonData{
{0, 0, "no"},
{sdl.MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT, 1, "yes"},
{sdl.MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT, 2, "cancel"},
}
colorScheme := sdl.MessageBoxColorScheme{
Colors: [5]sdl.MessageBoxColor{
sdl.MessageBoxColor{255, 0, 0},
sdl.MessageBoxColor{0, 255, 0},
sdl.MessageBoxColor{255, 255, 0},
sdl.MessageBoxColor{0, 0, 255},
sdl.MessageBoxColor{255, 0, 255},
},
}
messageboxdata := sdl.MessageBoxData{
sdl.MESSAGEBOX_INFORMATION,
nil,
"example message box",
"select a button",
int32(len(buttons)),
buttons,
&colorScheme,
}
var buttonid int32
var err error
if err, buttonid = sdl.ShowMessageBox(&messageboxdata); err != nil {
fmt.Println("error displaying message box")
return
}
if buttonid == -1 {
fmt.Println("no selection")
} else {
fmt.Println("selection was", buttons[buttonid].Text)
}
}
