src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/ThemeUtil.java


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package org.yuzu.yuzu_emu.utils;

import android.content.SharedPreferences;
import android.os.Build;
import android.preference.PreferenceManager;

import androidx.appcompat.app.AppCompatDelegate;

import org.yuzu.yuzu_emu.YuzuApplication;
import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile;

public class ThemeUtil {
    private static SharedPreferences mPreferences = PreferenceManager.getDefaultSharedPreferences(YuzuApplication.getAppContext());

    private static void applyTheme(int designValue) {
        switch (designValue) {
            case 0:
                AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO);
                break;
            case 1:
                AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
                break;
            case 2:
                AppCompatDelegate.setDefaultNightMode(android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q ?
                        AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM :
                        AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY);
                break;
        }
    }

    public static void applyTheme() {
        applyTheme(mPreferences.getInt(SettingsFile.KEY_DESIGN, 0));
    }
}