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Code Issues Packages Projects Releases Wiki Activity

Retain scroll position when selecting app theme preference

Browse Source 
Co-authored-by: Jays2Kings <Jays2Kings@users.noreply.github.com>
This commit is contained in:
arkon
2021-09-04 11:58:44 -04:00
parent 069f4e12d8
commit 0de3558ab3
2 changed files with 57 additions and 8 deletions
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25
app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAppearanceController.kt
View File

@@ -1,6 +1,8 @@
package eu.kanade.tachiyomi.ui.setting
import android.os.Build
import android.os.Bundle
import android.view.View
import androidx.core.app.ActivityCompat
import androidx.preference.PreferenceScreen
import eu.kanade.tachiyomi.R
@@ -23,6 +25,8 @@ import eu.kanade.tachiyomi.data.preference.PreferenceValues as Values
class SettingsAppearanceController : SettingsController() {
private var themesPreference: ThemesPreference? = null
override fun setupPreferenceScreen(screen: PreferenceScreen) = screen.apply {
titleRes = R.string.pref_category_appearance
@@ -59,7 +63,7 @@ class SettingsAppearanceController : SettingsController() {
summary = "%s"
}
initThenAdd(ThemesPreference(context)) {
themesPreference = initThenAdd(ThemesPreference(context)) {
key = Keys.appTheme
titleRes = R.string.pref_app_theme
@@ -158,4 +162,23 @@ class SettingsAppearanceController : SettingsController() {
}
}
}
override fun onSaveViewState(view: View, outState: Bundle) {
themesPreference?.let {
outState.putInt(THEMES_SCROLL_POSITION, it.lastScrollPosition ?: 0)
}
super.onSaveInstanceState(outState)
}
override fun onRestoreViewState(view: View, savedViewState: Bundle) {
super.onRestoreViewState(view, savedViewState)
themesPreference?.lastScrollPosition = savedViewState.getInt(THEMES_SCROLL_POSITION, 0)
}
override fun onDestroyView(view: View) {
super.onDestroyView(view)
themesPreference = null
}
}
private const val THEMES_SCROLL_POSITION = "themesScrollPosition"