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ruriruriya
[Android] ์๋๋ก์ด๋ - ๋ค๋ก๊ฐ๊ธฐ ๋ฒํผ ์ค์ ํ๊ธฐ(getOnBackPressedDispatcher) ๋ณธ๋ฌธ
๐คAndroid/Java
[Android] ์๋๋ก์ด๋ - ๋ค๋ก๊ฐ๊ธฐ ๋ฒํผ ์ค์ ํ๊ธฐ(getOnBackPressedDispatcher)
๋ฃจ๋ฆฌ์ผใ 2023. 12. 27. 16:16๋ฐ์ํ
์๋๋ก์ด๋ ์ฑ์๋ ๋ค๋ก๊ฐ๊ธฐ ๋ฒํผ์ด ์๋ค.
Back ๋ฒํผ ์คํํ๋ ํจ์๋ฅผ ์์ฑํด๋ณด์.
getOnBackPressedDispatcher
onCreate ํจ์ ๋ด์์ ์์ฑํ๋ค.
// Back ๋ฒํผ ๋๋ ์ ๋ ํธ์ถ๋๋ ํจ์
getOnBackPressedDispatcher().addCallback(new OnBackPressedCallback(true) {
@Override
public void handleOnBackPressed() {
// ๋ฐฑ๋ฒํผ ๋๋ ์ ๋ ํ๊ณ ์ถ์ ์ฝ๋ ์์ฑ.
// ๋ฉ์ธ Activity๋ก, ๋์ด +10 ๊ฐ ์ถ๋ ฅ
age = age+10;
Intent intent = new Intent();
intent.putExtra("age",age);
setResult(100,intent);
finish();
}
});
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