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use core::marker::PhantomData;
use libctru::services::apt;
pub enum AppStatus {
NotInitialized,
Running,
Suspended,
Exiting,
Suspending,
SleepMode,
PrepareSleepMode,
AppletStarted,
AppletClosed
}
impl From<AppStatus> for apt::APT_AppStatus {
fn from(a: AppStatus) -> apt::APT_AppStatus {
use self::AppStatus::*;
match a {
NotInitialized => apt::APT_AppStatus::APP_NOTINITIALIZED,
Running => apt::APT_AppStatus::APP_RUNNING,
Suspended => apt::APT_AppStatus::APP_SUSPENDED,
Exiting => apt::APT_AppStatus::APP_EXITING,
Suspending => apt::APT_AppStatus::APP_SUSPENDING,
SleepMode => apt::APT_AppStatus::APP_SLEEPMODE,
PrepareSleepMode => apt::APT_AppStatus::APP_PREPARE_SLEEPMODE,
AppletStarted => apt::APT_AppStatus::APP_APPLETSTARTED,
AppletClosed => apt::APT_AppStatus::APP_APPLETCLOSED,
}
}
}
impl From<apt::APT_AppStatus> for AppStatus {
fn from(a: apt::APT_AppStatus) -> AppStatus {
use self::AppStatus::*;
match a {
apt::APT_AppStatus::APP_NOTINITIALIZED => NotInitialized,
apt::APT_AppStatus::APP_RUNNING => Running,
apt::APT_AppStatus::APP_SUSPENDED => Suspended,
apt::APT_AppStatus::APP_EXITING => Exiting,
apt::APT_AppStatus::APP_SUSPENDING => Suspending,
apt::APT_AppStatus::APP_SLEEPMODE => SleepMode,
apt::APT_AppStatus::APP_PREPARE_SLEEPMODE => PrepareSleepMode,
apt::APT_AppStatus::APP_APPLETSTARTED => AppletStarted,
apt::APT_AppStatus::APP_APPLETCLOSED => AppletClosed
}
}
}
pub struct Apt {
pd: PhantomData<()>
}
impl Apt {
pub fn new() -> Result<Apt, i32> {
unsafe {
let r = apt::aptInit();
if r < 0 {
Err(r)
} else {
Ok(Apt { pd: PhantomData })
}
}
}
pub fn get_status(&self) -> AppStatus {
unsafe { apt::aptGetStatus().into() }
}
pub fn set_status(&mut self, status: AppStatus) {
unsafe { apt::aptSetStatus(status.into()) };
}
/// Return to the home menu.
///
/// When `get_status` returns `AppStatus::Suspending`, you should call this,
/// otherwise the app will be left stuck in that state.
///
/// The program will not return from this function until the system returns
/// to the application, or when the status changes to `AppStatus::Exiting`.
pub fn return_to_menu(&mut self) {
unsafe { apt::aptReturnToMenu() };
}
pub fn main_loop(&mut self, app: &mut Application) {
unsafe {
while apt::aptMainLoop() != 0 {
app.main_loop(self);
if app.ready_to_quit() {
self.set_status(AppStatus::Exiting)
}
}
};
}
}
impl Drop for Apt {
fn drop(&mut self) {
unsafe { apt::aptExit() };
}
}
pub trait Application {
/// Program app loop body.
fn main_loop(&mut self, apt: &mut Apt);
/// True if the application is ready to quit.
fn ready_to_quit(&self) -> bool;
}
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