Machine_웅_Note

스크린샷 막기 try { runOnUiThread(new Runnable() { @Override public void run() { getCurrentActivity().getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE); } }); }catch (Exception e){ Toast.makeText(getReactApplicationContext(), ""+e,Toast.LENGTH_SHORT).show(); } 막은 스크린샷 풀어주기 try { runOnUiThread(new Runnable() { @Override public void run() { getWindow().clearFlags(WindowManager.LayoutParams.FL..

참고할곳 https://medium.com/@essamtarik2000/introduction-to-react-natives-headless-js-90e87dee0ab4

Text.defaultProps = Text.defaultProps || {} Text.defaultProps.allowFontScaling = false

componentDidMount(){ this.subscribe = this.props.navigation.addListener('focus', e => { // Prevent default action console.log("hi") this.exitApp = false BackHandler.addEventListener('hardwareBackPress', this.handleBackButton); }); this.subscribe2 = this.props.navigation.addListener('blur',e => { console.log('bye') this.exitApp = false BackHandler.removeEventListener('hardwareBackPress', this.han..

1) dp -> px // dp를 px로 변환 (dp를 입력받아 px을 리턴) public static float convertDpToPixel(float dp, Context context){ Resources resources = context.getResources(); DisplayMetrics metrics = resources.getDisplayMetrics(); float px = dp * ((float)metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT); return px; } 2) px -> dp //px을 dp로 변환 (px을 입력받아 dp를 리턴) public static float convertPixelsToDp(float px, Conte..

1) 자바 코드로 전체화면 만들기 getCurrentActivity().getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 2) xml View 를 이용해 전체 화면으로 만들기 View layout = findViewById(R.id.layout_main); // 전체 화면을 사용 하기위한 코드 if (Build.VERSION.SDK_INT >= 21) { getWindow().addFlags(WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS); layout.setPadding(0, getStatusBarHeight(), 0..

1) android/app/src/main/java/com/>/MainApplication.java 이동 @Override protected List getPackages() { @SuppressWarnings("UnnecessaryLocalVariable") List packages = new PackageList(this).getPackages(); // 여기에다가사용할 패키지를 넣어준다. packages.add(new MyAppPackage()); return packages; } 2) MyAppPackage 클래스를 만들어준다. 그리고 implements ReactPackage 해준다. public class MyAppPackage implements ReactPackage { @NonNull @..

'key'+index} renderItem={({ item, index }) => // 랜더할 뷰 } ItemSeparatorComponent={() => ()} onEndReachedThreshold={0} onEndReached = {()=> console.log("끝")} // 여기서 api를 호출해준다. />

const slideUp = { transform: [ { translateY: this.state.animation.interpolate({ inputRange: [0.01,1], outputRange: [500, 0], extrapolate: "clamp", }), }, ], }; componentDidMount(){ Animated.timing(this.state.animation, { toValue: 1, duration: 300, useNativeDriver: true, }).start(); } constructor(props) { super(props); this.state = { animation: new Animated.Value(0), } } interpolate : 값의 변화를 계속 시..