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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.utils
import android.content.res.Configuration
import android.graphics.Color
import android.os.Build
import androidx.annotation.ColorInt
import androidx.appcompat.app.AppCompatActivity
import androidx.appcompat.app.AppCompatDelegate
import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsControllerCompat
import kotlin.math.roundToInt
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.features.settings.model.BooleanSetting
import org.yuzu.yuzu_emu.features.settings.model.IntSetting
import org.yuzu.yuzu_emu.ui.main.ThemeProvider
object ThemeHelper {
const val SYSTEM_BAR_ALPHA = 0.9f
fun setTheme(activity: AppCompatActivity) {
setThemeMode(activity)
when (Theme.from(IntSetting.THEME.getInt())) {
Theme.Default -> activity.setTheme(R.style.Theme_Yuzu_Main)
Theme.MaterialYou -> {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
activity.setTheme(R.style.Theme_Yuzu_Main_MaterialYou)
} else {
activity.setTheme(R.style.Theme_Yuzu_Main)
}
}
}
// Using a specific night mode check because this could apply incorrectly when using the
// light app mode, dark system mode, and black backgrounds. Launching the settings activity
// will then show light mode colors/navigation bars but with black backgrounds.
if (BooleanSetting.BLACK_BACKGROUNDS.getBoolean() && isNightMode(activity)) {
activity.setTheme(R.style.ThemeOverlay_Yuzu_Dark)
}
}
@ColorInt
fun getColorWithOpacity(@ColorInt color: Int, alphaFactor: Float): Int {
return Color.argb(
(alphaFactor * Color.alpha(color)).roundToInt(),
Color.red(color),
Color.green(color),
Color.blue(color)
)
}
fun setCorrectTheme(activity: AppCompatActivity) {
val currentTheme = (activity as ThemeProvider).themeId
setTheme(activity)
if (currentTheme != (activity as ThemeProvider).themeId) {
activity.recreate()
}
}
fun setThemeMode(activity: AppCompatActivity) {
val themeMode = IntSetting.THEME_MODE.getInt()
activity.delegate.localNightMode = themeMode
val windowController = WindowCompat.getInsetsController(
activity.window,
activity.window.decorView
)
when (themeMode) {
AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM -> when (isNightMode(activity)) {
false -> setLightModeSystemBars(windowController)
true -> setDarkModeSystemBars(windowController)
}
AppCompatDelegate.MODE_NIGHT_NO -> setLightModeSystemBars(windowController)
AppCompatDelegate.MODE_NIGHT_YES -> setDarkModeSystemBars(windowController)
}
}
private fun isNightMode(activity: AppCompatActivity): Boolean {
return when (activity.resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK) {
Configuration.UI_MODE_NIGHT_NO -> false
Configuration.UI_MODE_NIGHT_YES -> true
else -> false
}
}
private fun setLightModeSystemBars(windowController: WindowInsetsControllerCompat) {
windowController.isAppearanceLightStatusBars = true
windowController.isAppearanceLightNavigationBars = true
}
private fun setDarkModeSystemBars(windowController: WindowInsetsControllerCompat) {
windowController.isAppearanceLightStatusBars = false
windowController.isAppearanceLightNavigationBars = false
}
}
enum class Theme(val int: Int) {
Default(0),
MaterialYou(1);
companion object {
fun from(int: Int): Theme = entries.firstOrNull { it.int == int } ?: Default
}
}
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