android: Use StateFlow instead of LiveData

master
Charles Lombardo 2023-08-31 13:32:48 +07:00
parent 04352a9aef
commit 4a3cbf0021
16 changed files with 368 additions and 250 deletions

@ -10,8 +10,12 @@ import android.view.ViewGroup
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import androidx.core.content.res.ResourcesCompat
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleOwner
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.recyclerview.widget.RecyclerView
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.CardHomeOptionBinding
import org.yuzu.yuzu_emu.fragments.MessageDialogFragment
@ -86,7 +90,11 @@ class HomeSettingAdapter(
binding.optionIcon.alpha = 0.5f
}
option.details.observe(viewLifecycle) { updateOptionDetails(it) }
viewLifecycle.lifecycleScope.launch {
viewLifecycle.repeatOnLifecycle(Lifecycle.State.CREATED) {
option.details.collect { updateOptionDetails(it) }
}
}
binding.optionDetail.postDelayed(
{
binding.optionDetail.ellipsize = TextUtils.TruncateAt.MARQUEE

@ -13,9 +13,14 @@ import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsCompat
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.fragment.NavHostFragment
import androidx.navigation.navArgs
import com.google.android.material.color.MaterialColors
import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.launch
import java.io.IOException
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.ActivitySettingsBinding
@ -66,25 +71,39 @@ class SettingsActivity : AppCompatActivity() {
)
}
settingsViewModel.shouldRecreate.observe(this) {
if (it) {
settingsViewModel.setShouldRecreate(false)
recreate()
lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldRecreate.collectLatest {
if (it) {
settingsViewModel.setShouldRecreate(false)
recreate()
}
}
}
}
}
settingsViewModel.shouldNavigateBack.observe(this) {
if (it) {
settingsViewModel.setShouldNavigateBack(false)
navigateBack()
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldNavigateBack.collectLatest {
if (it) {
settingsViewModel.setShouldNavigateBack(false)
navigateBack()
}
}
}
}
}
settingsViewModel.shouldShowResetSettingsDialog.observe(this) {
if (it) {
settingsViewModel.setShouldShowResetSettingsDialog(false)
ResetSettingsDialogFragment().show(
supportFragmentManager,
ResetSettingsDialogFragment.TAG
)
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldShowResetSettingsDialog.collectLatest {
if (it) {
settingsViewModel.setShouldShowResetSettingsDialog(false)
ResetSettingsDialogFragment().show(
supportFragmentManager,
ResetSettingsDialogFragment.TAG
)
}
}
}
}
}

@ -13,11 +13,15 @@ import androidx.core.view.WindowInsetsCompat
import androidx.core.view.updatePadding
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.findNavController
import androidx.navigation.fragment.navArgs
import androidx.recyclerview.widget.LinearLayoutManager
import com.google.android.material.divider.MaterialDividerItemDecoration
import com.google.android.material.transition.MaterialSharedAxis
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.FragmentSettingsBinding
import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile
@ -51,6 +55,8 @@ class SettingsFragment : Fragment() {
return binding.root
}
// This is using the correct scope, lint is just acting up
@SuppressLint("UnsafeRepeatOnLifecycleDetector")
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
settingsAdapter = SettingsAdapter(this, requireContext())
presenter = SettingsFragmentPresenter(
@ -75,24 +81,27 @@ class SettingsFragment : Fragment() {
settingsViewModel.setShouldNavigateBack(true)
}
settingsViewModel.toolbarTitle.observe(viewLifecycleOwner) {
if (it.isNotEmpty()) binding.toolbarSettingsLayout.title = it
}
settingsViewModel.shouldReloadSettingsList.observe(viewLifecycleOwner) {
if (it) {
settingsViewModel.setShouldReloadSettingsList(false)
presenter.loadSettingsList()
viewLifecycleOwner.lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldReloadSettingsList.collectLatest {
if (it) {
settingsViewModel.setShouldReloadSettingsList(false)
presenter.loadSettingsList()
}
}
}
}
}
settingsViewModel.isUsingSearch.observe(viewLifecycleOwner) {
if (it) {
reenterTransition = MaterialSharedAxis(MaterialSharedAxis.Z, true)
exitTransition = MaterialSharedAxis(MaterialSharedAxis.Z, false)
} else {
reenterTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
exitTransition = MaterialSharedAxis(MaterialSharedAxis.X, true)
launch {
settingsViewModel.isUsingSearch.collectLatest {
if (it) {
reenterTransition = MaterialSharedAxis(MaterialSharedAxis.Z, true)
exitTransition = MaterialSharedAxis(MaterialSharedAxis.Z, false)
} else {
reenterTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
exitTransition = MaterialSharedAxis(MaterialSharedAxis.X, true)
}
}
}
}

@ -39,6 +39,7 @@ import androidx.window.layout.WindowLayoutInfo
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import com.google.android.material.slider.Slider
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.HomeNavigationDirections
import org.yuzu.yuzu_emu.NativeLibrary
@ -129,6 +130,8 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
return binding.root
}
// This is using the correct scope, lint is just acting up
@SuppressLint("UnsafeRepeatOnLifecycleDetector")
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
binding.surfaceEmulation.holder.addCallback(this)
binding.showFpsText.setTextColor(Color.YELLOW)
@ -205,59 +208,80 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
}
)
viewLifecycleOwner.lifecycleScope.launch(Dispatchers.Main) {
lifecycle.repeatOnLifecycle(Lifecycle.State.STARTED) {
WindowInfoTracker.getOrCreate(requireContext())
.windowLayoutInfo(requireActivity())
.collect { updateFoldableLayout(requireActivity() as EmulationActivity, it) }
}
}
GameIconUtils.loadGameIcon(game, binding.loadingImage)
binding.loadingTitle.text = game.title
binding.loadingTitle.isSelected = true
binding.loadingText.isSelected = true
emulationViewModel.shaderProgress.observe(viewLifecycleOwner) {
if (it > 0 && it != emulationViewModel.totalShaders.value!!) {
binding.loadingProgressIndicator.isIndeterminate = false
if (it < binding.loadingProgressIndicator.max) {
binding.loadingProgressIndicator.progress = it
viewLifecycleOwner.lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.STARTED) {
WindowInfoTracker.getOrCreate(requireContext())
.windowLayoutInfo(requireActivity())
.collect {
updateFoldableLayout(requireActivity() as EmulationActivity, it)
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
emulationViewModel.shaderProgress.collectLatest {
if (it > 0 && it != emulationViewModel.totalShaders.value) {
binding.loadingProgressIndicator.isIndeterminate = false
if (it == emulationViewModel.totalShaders.value!!) {
binding.loadingText.setText(R.string.loading)
binding.loadingProgressIndicator.isIndeterminate = true
if (it < binding.loadingProgressIndicator.max) {
binding.loadingProgressIndicator.progress = it
}
}
if (it == emulationViewModel.totalShaders.value) {
binding.loadingText.setText(R.string.loading)
binding.loadingProgressIndicator.isIndeterminate = true
}
}
}
}
}
emulationViewModel.totalShaders.observe(viewLifecycleOwner) {
binding.loadingProgressIndicator.max = it
}
emulationViewModel.shaderMessage.observe(viewLifecycleOwner) {
if (it.isNotEmpty()) {
binding.loadingText.text = it
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
emulationViewModel.totalShaders.collectLatest {
binding.loadingProgressIndicator.max = it
}
}
}
}
emulationViewModel.emulationStarted.observe(viewLifecycleOwner) { started ->
if (started) {
binding.drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED)
ViewUtils.showView(binding.surfaceInputOverlay)
ViewUtils.hideView(binding.loadingIndicator)
// Setup overlay
updateShowFpsOverlay()
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
emulationViewModel.shaderMessage.collectLatest {
if (it.isNotEmpty()) {
binding.loadingText.text = it
}
}
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
emulationViewModel.emulationStarted.collectLatest {
if (it) {
binding.drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED)
ViewUtils.showView(binding.surfaceInputOverlay)
ViewUtils.hideView(binding.loadingIndicator)
emulationViewModel.isEmulationStopping.observe(viewLifecycleOwner) {
if (it) {
binding.loadingText.setText(R.string.shutting_down)
ViewUtils.showView(binding.loadingIndicator)
ViewUtils.hideView(binding.inputContainer)
ViewUtils.hideView(binding.showFpsText)
// Setup overlay
updateShowFpsOverlay()
}
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
emulationViewModel.isEmulationStopping.collectLatest {
if (it) {
binding.loadingText.setText(R.string.shutting_down)
ViewUtils.showView(binding.loadingIndicator)
ViewUtils.hideView(binding.inputContainer)
ViewUtils.hideView(binding.showFpsText)
}
}
}
}
}
}
@ -274,9 +298,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
}
}
} else {
if (EmulationMenuSettings.showOverlay &&
emulationViewModel.emulationStarted.value == true
) {
if (EmulationMenuSettings.showOverlay && emulationViewModel.emulationStarted.value) {
binding.surfaceInputOverlay.post {
binding.surfaceInputOverlay.visibility = View.VISIBLE
}

@ -9,8 +9,12 @@ import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.DialogFragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.ViewModelProvider
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.databinding.DialogProgressBarBinding
import org.yuzu.yuzu_emu.model.TaskViewModel
@ -28,21 +32,27 @@ class IndeterminateProgressDialogFragment : DialogFragment() {
.create()
dialog.setCanceledOnTouchOutside(false)
taskViewModel.isComplete.observe(this) { complete ->
if (complete) {
dialog.dismiss()
when (val result = taskViewModel.result.value) {
is String -> Toast.makeText(requireContext(), result, Toast.LENGTH_LONG).show()
is MessageDialogFragment -> result.show(
requireActivity().supportFragmentManager,
MessageDialogFragment.TAG
)
viewLifecycleOwner.lifecycleScope.launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
taskViewModel.isComplete.collect {
if (it) {
dialog.dismiss()
when (val result = taskViewModel.result.value) {
is String -> Toast.makeText(requireContext(), result, Toast.LENGTH_LONG)
.show()
is MessageDialogFragment -> result.show(
requireActivity().supportFragmentManager,
MessageDialogFragment.TAG
)
}
taskViewModel.clear()
}
}
taskViewModel.clear()
}
}
if (taskViewModel.isRunning.value == false) {
if (!taskViewModel.isRunning.value) {
taskViewModel.runTask()
}
return dialog

@ -3,6 +3,7 @@
package org.yuzu.yuzu_emu.fragments
import android.annotation.SuppressLint
import android.content.Context
import android.content.SharedPreferences
import android.os.Bundle
@ -17,9 +18,13 @@ import androidx.core.view.updatePadding
import androidx.core.widget.doOnTextChanged
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.preference.PreferenceManager
import info.debatty.java.stringsimilarity.Jaccard
import info.debatty.java.stringsimilarity.JaroWinkler
import kotlinx.coroutines.launch
import java.util.Locale
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.YuzuApplication
@ -52,6 +57,8 @@ class SearchFragment : Fragment() {
return binding.root
}
// This is using the correct scope, lint is just acting up
@SuppressLint("UnsafeRepeatOnLifecycleDetector")
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
homeViewModel.setNavigationVisibility(visible = true, animated = false)
preferences = PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
@ -79,21 +86,32 @@ class SearchFragment : Fragment() {
filterAndSearch()
}
gamesViewModel.apply {
searchFocused.observe(viewLifecycleOwner) { searchFocused ->
if (searchFocused) {
focusSearch()
gamesViewModel.setSearchFocused(false)
viewLifecycleOwner.lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.searchFocused.collect {
if (it) {
focusSearch()
gamesViewModel.setSearchFocused(false)
}
}
}
}
games.observe(viewLifecycleOwner) { filterAndSearch() }
searchedGames.observe(viewLifecycleOwner) {
(binding.gridGamesSearch.adapter as GameAdapter).submitList(it)
if (it.isEmpty()) {
binding.noResultsView.visibility = View.VISIBLE
} else {
binding.noResultsView.visibility = View.GONE
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.games.collect { filterAndSearch() }
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.searchedGames.collect {
(binding.gridGamesSearch.adapter as GameAdapter).submitList(it)
if (it.isEmpty()) {
binding.noResultsView.visibility = View.VISIBLE
} else {
binding.noResultsView.visibility = View.GONE
}
}
}
}
}
@ -109,7 +127,7 @@ class SearchFragment : Fragment() {
private inner class ScoredGame(val score: Double, val item: Game)
private fun filterAndSearch() {
val baseList = gamesViewModel.games.value!!
val baseList = gamesViewModel.games.value
val filteredList: List<Game> = when (binding.chipGroup.checkedChipId) {
R.id.chip_recently_played -> {
baseList.filter {

@ -15,10 +15,14 @@ import androidx.core.view.updatePadding
import androidx.core.widget.doOnTextChanged
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.recyclerview.widget.LinearLayoutManager
import com.google.android.material.divider.MaterialDividerItemDecoration
import com.google.android.material.transition.MaterialSharedAxis
import info.debatty.java.stringsimilarity.Cosine
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.databinding.FragmentSettingsSearchBinding
import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
@ -79,10 +83,14 @@ class SettingsSearchFragment : Fragment() {
search()
binding.settingsList.smoothScrollToPosition(0)
}
settingsViewModel.shouldReloadSettingsList.observe(viewLifecycleOwner) {
if (it) {
settingsViewModel.setShouldReloadSettingsList(false)
search()
viewLifecycleOwner.lifecycleScope.launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
settingsViewModel.shouldReloadSettingsList.collect {
if (it) {
settingsViewModel.setShouldReloadSettingsList(false)
search()
}
}
}
}

@ -22,10 +22,14 @@ import androidx.core.view.isVisible
import androidx.core.view.updatePadding
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.findNavController
import androidx.preference.PreferenceManager
import androidx.viewpager2.widget.ViewPager2.OnPageChangeCallback
import com.google.android.material.transition.MaterialFadeThrough
import kotlinx.coroutines.launch
import java.io.File
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.YuzuApplication
@ -206,10 +210,14 @@ class SetupFragment : Fragment() {
)
}
homeViewModel.shouldPageForward.observe(viewLifecycleOwner) {
if (it) {
pageForward()
homeViewModel.setShouldPageForward(false)
viewLifecycleOwner.lifecycleScope.launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
homeViewModel.shouldPageForward.collect {
if (it) {
pageForward()
homeViewModel.setShouldPageForward(false)
}
}
}
}

@ -3,28 +3,28 @@
package org.yuzu.yuzu_emu.model
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
class EmulationViewModel : ViewModel() {
private val _emulationStarted = MutableLiveData(false)
val emulationStarted: LiveData<Boolean> get() = _emulationStarted
val emulationStarted: StateFlow<Boolean> get() = _emulationStarted
private val _emulationStarted = MutableStateFlow(false)
private val _isEmulationStopping = MutableLiveData(false)
val isEmulationStopping: LiveData<Boolean> get() = _isEmulationStopping
val isEmulationStopping: StateFlow<Boolean> get() = _isEmulationStopping
private val _isEmulationStopping = MutableStateFlow(false)
private val _shaderProgress = MutableLiveData(0)
val shaderProgress: LiveData<Int> get() = _shaderProgress
val shaderProgress: StateFlow<Int> get() = _shaderProgress
private val _shaderProgress = MutableStateFlow(0)
private val _totalShaders = MutableLiveData(0)
val totalShaders: LiveData<Int> get() = _totalShaders
val totalShaders: StateFlow<Int> get() = _totalShaders
private val _totalShaders = MutableStateFlow(0)
private val _shaderMessage = MutableLiveData("")
val shaderMessage: LiveData<String> get() = _shaderMessage
val shaderMessage: StateFlow<String> get() = _shaderMessage
private val _shaderMessage = MutableStateFlow("")
fun setEmulationStarted(started: Boolean) {
_emulationStarted.postValue(started)
_emulationStarted.value = started
}
fun setIsEmulationStopping(value: Boolean) {
@ -50,10 +50,18 @@ class EmulationViewModel : ViewModel() {
}
fun clear() {
_emulationStarted.value = false
_isEmulationStopping.value = false
_shaderProgress.value = 0
_totalShaders.value = 0
_shaderMessage.value = ""
setEmulationStarted(false)
setIsEmulationStopping(false)
setShaderProgress(0)
setTotalShaders(0)
setShaderMessage("")
}
companion object {
const val KEY_EMULATION_STARTED = "EmulationStarted"
const val KEY_IS_EMULATION_STOPPING = "IsEmulationStarting"
const val KEY_SHADER_PROGRESS = "ShaderProgress"
const val KEY_TOTAL_SHADERS = "TotalShaders"
const val KEY_SHADER_MESSAGE = "ShaderMessage"
}
}

@ -5,13 +5,13 @@ package org.yuzu.yuzu_emu.model
import android.net.Uri
import androidx.documentfile.provider.DocumentFile
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import androidx.preference.PreferenceManager
import java.util.Locale
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import kotlinx.serialization.ExperimentalSerializationApi
@ -24,23 +24,23 @@ import org.yuzu.yuzu_emu.utils.GameHelper
@OptIn(ExperimentalSerializationApi::class)
class GamesViewModel : ViewModel() {
private val _games = MutableLiveData<List<Game>>(emptyList())
val games: LiveData<List<Game>> get() = _games
val games: StateFlow<List<Game>> get() = _games
private val _games = MutableStateFlow(emptyList<Game>())
private val _searchedGames = MutableLiveData<List<Game>>(emptyList())
val searchedGames: LiveData<List<Game>> get() = _searchedGames
val searchedGames: StateFlow<List<Game>> get() = _searchedGames
private val _searchedGames = MutableStateFlow(emptyList<Game>())
private val _isReloading = MutableLiveData(false)
val isReloading: LiveData<Boolean> get() = _isReloading
val isReloading: StateFlow<Boolean> get() = _isReloading
private val _isReloading = MutableStateFlow(false)
private val _shouldSwapData = MutableLiveData(false)
val shouldSwapData: LiveData<Boolean> get() = _shouldSwapData
val shouldSwapData: StateFlow<Boolean> get() = _shouldSwapData
private val _shouldSwapData = MutableStateFlow(false)
private val _shouldScrollToTop = MutableLiveData(false)
val shouldScrollToTop: LiveData<Boolean> get() = _shouldScrollToTop
val shouldScrollToTop: StateFlow<Boolean> get() = _shouldScrollToTop
private val _shouldScrollToTop = MutableStateFlow(false)
private val _searchFocused = MutableLiveData(false)
val searchFocused: LiveData<Boolean> get() = _searchFocused
val searchFocused: StateFlow<Boolean> get() = _searchFocused
private val _searchFocused = MutableStateFlow(false)
init {
// Ensure keys are loaded so that ROM metadata can be decrypted.
@ -79,36 +79,36 @@ class GamesViewModel : ViewModel() {
)
)
_games.postValue(sortedList)
_games.value = sortedList
}
fun setSearchedGames(games: List<Game>) {
_searchedGames.postValue(games)
_searchedGames.value = games
}
fun setShouldSwapData(shouldSwap: Boolean) {
_shouldSwapData.postValue(shouldSwap)
_shouldSwapData.value = shouldSwap
}
fun setShouldScrollToTop(shouldScroll: Boolean) {
_shouldScrollToTop.postValue(shouldScroll)
_shouldScrollToTop.value = shouldScroll
}
fun setSearchFocused(searchFocused: Boolean) {
_searchFocused.postValue(searchFocused)
_searchFocused.value = searchFocused
}
fun reloadGames(directoryChanged: Boolean) {
if (isReloading.value == true) {
if (isReloading.value) {
return
}
_isReloading.postValue(true)
_isReloading.value = true
viewModelScope.launch {
withContext(Dispatchers.IO) {
NativeLibrary.resetRomMetadata()
setGames(GameHelper.getGames())
_isReloading.postValue(false)
_isReloading.value = false
if (directoryChanged) {
setShouldSwapData(true)

@ -3,8 +3,8 @@
package org.yuzu.yuzu_emu.model
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
data class HomeSetting(
val titleId: Int,
@ -14,5 +14,5 @@ data class HomeSetting(
val isEnabled: () -> Boolean = { true },
val disabledTitleId: Int = 0,
val disabledMessageId: Int = 0,
val details: LiveData<String> = MutableLiveData("")
val details: StateFlow<String> = MutableStateFlow("")
)

@ -5,47 +5,43 @@ package org.yuzu.yuzu_emu.model
import android.net.Uri
import androidx.fragment.app.FragmentActivity
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.ViewModelProvider
import androidx.preference.PreferenceManager
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.utils.GameHelper
class HomeViewModel : ViewModel() {
private val _navigationVisible = MutableLiveData<Pair<Boolean, Boolean>>()
val navigationVisible: LiveData<Pair<Boolean, Boolean>> get() = _navigationVisible
val navigationVisible: StateFlow<Pair<Boolean, Boolean>> get() = _navigationVisible
private val _navigationVisible = MutableStateFlow(Pair(false, false))
private val _statusBarShadeVisible = MutableLiveData(true)
val statusBarShadeVisible: LiveData<Boolean> get() = _statusBarShadeVisible
val statusBarShadeVisible: StateFlow<Boolean> get() = _statusBarShadeVisible
private val _statusBarShadeVisible = MutableStateFlow(true)
private val _shouldPageForward = MutableLiveData(false)
val shouldPageForward: LiveData<Boolean> get() = _shouldPageForward
val shouldPageForward: StateFlow<Boolean> get() = _shouldPageForward
private val _shouldPageForward = MutableStateFlow(false)
private val _gamesDir = MutableLiveData(
val gamesDir: StateFlow<String> get() = _gamesDir
private val _gamesDir = MutableStateFlow(
Uri.parse(
PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
.getString(GameHelper.KEY_GAME_PATH, "")
).path ?: ""
)
val gamesDir: LiveData<String> get() = _gamesDir
var navigatedToSetup = false
init {
_navigationVisible.value = Pair(false, false)
}
fun setNavigationVisibility(visible: Boolean, animated: Boolean) {
if (_navigationVisible.value?.first == visible) {
if (navigationVisible.value.first == visible) {
return
}
_navigationVisible.value = Pair(visible, animated)
}
fun setStatusBarShadeVisibility(visible: Boolean) {
if (_statusBarShadeVisible.value == visible) {
if (statusBarShadeVisible.value == visible) {
return
}
_statusBarShadeVisible.value = visible

@ -3,48 +3,43 @@
package org.yuzu.yuzu_emu.model
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.SavedStateHandle
import androidx.lifecycle.ViewModel
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
class SettingsViewModel(private val savedStateHandle: SavedStateHandle) : ViewModel() {
class SettingsViewModel : ViewModel() {
var game: Game? = null
var shouldSave = false
var clickedItem: SettingsItem? = null
private val _toolbarTitle = MutableLiveData("")
val toolbarTitle: LiveData<String> get() = _toolbarTitle
val shouldRecreate: StateFlow<Boolean> get() = _shouldRecreate
private val _shouldRecreate = MutableStateFlow(false)
private val _shouldRecreate = MutableLiveData(false)
val shouldRecreate: LiveData<Boolean> get() = _shouldRecreate
val shouldNavigateBack: StateFlow<Boolean> get() = _shouldNavigateBack
private val _shouldNavigateBack = MutableStateFlow(false)
private val _shouldNavigateBack = MutableLiveData(false)
val shouldNavigateBack: LiveData<Boolean> get() = _shouldNavigateBack
val shouldShowResetSettingsDialog: StateFlow<Boolean> get() = _shouldShowResetSettingsDialog
private val _shouldShowResetSettingsDialog = MutableStateFlow(false)
private val _shouldShowResetSettingsDialog = MutableLiveData(false)
val shouldShowResetSettingsDialog: LiveData<Boolean> get() = _shouldShowResetSettingsDialog
val shouldReloadSettingsList: StateFlow<Boolean> get() = _shouldReloadSettingsList
private val _shouldReloadSettingsList = MutableStateFlow(false)
private val _shouldReloadSettingsList = MutableLiveData(false)
val shouldReloadSettingsList: LiveData<Boolean> get() = _shouldReloadSettingsList
val isUsingSearch: StateFlow<Boolean> get() = _isUsingSearch
private val _isUsingSearch = MutableStateFlow(false)
private val _isUsingSearch = MutableLiveData(false)
val isUsingSearch: LiveData<Boolean> get() = _isUsingSearch
val sliderProgress: StateFlow<Int> get() = _sliderProgress
private val _sliderProgress = MutableStateFlow(-1)
val sliderProgress = savedStateHandle.getStateFlow(KEY_SLIDER_PROGRESS, -1)
val sliderTextValue: StateFlow<String> get() = _sliderTextValue
private val _sliderTextValue = MutableStateFlow("")
val sliderTextValue = savedStateHandle.getStateFlow(KEY_SLIDER_TEXT_VALUE, "")
val adapterItemChanged = savedStateHandle.getStateFlow(KEY_ADAPTER_ITEM_CHANGED, -1)
fun setToolbarTitle(value: String) {
_toolbarTitle.value = value
}
val adapterItemChanged: StateFlow<Int> get() = _adapterItemChanged
private val _adapterItemChanged = MutableStateFlow(-1)
fun setShouldRecreate(value: Boolean) {
_shouldRecreate.value = value
@ -67,8 +62,8 @@ class SettingsViewModel(private val savedStateHandle: SavedStateHandle) : ViewMo
}
fun setSliderTextValue(value: Float, units: String) {
savedStateHandle[KEY_SLIDER_PROGRESS] = value
savedStateHandle[KEY_SLIDER_TEXT_VALUE] = String.format(
_sliderProgress.value = value.toInt()
_sliderTextValue.value = String.format(
YuzuApplication.appContext.getString(R.string.value_with_units),
value.toInt().toString(),
units
@ -76,21 +71,15 @@ class SettingsViewModel(private val savedStateHandle: SavedStateHandle) : ViewMo
}
fun setSliderProgress(value: Float) {
savedStateHandle[KEY_SLIDER_PROGRESS] = value
_sliderProgress.value = value.toInt()
}
fun setAdapterItemChanged(value: Int) {
savedStateHandle[KEY_ADAPTER_ITEM_CHANGED] = value
_adapterItemChanged.value = value
}
fun clear() {
game = null
shouldSave = false
}
companion object {
const val KEY_SLIDER_TEXT_VALUE = "SliderTextValue"
const val KEY_SLIDER_PROGRESS = "SliderProgress"
const val KEY_ADAPTER_ITEM_CHANGED = "AdapterItemChanged"
}
}

@ -3,29 +3,25 @@
package org.yuzu.yuzu_emu.model
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.launch
class TaskViewModel : ViewModel() {
private val _result = MutableLiveData<Any>()
val result: LiveData<Any> = _result
val result: StateFlow<Any> get() = _result
private val _result = MutableStateFlow(Any())
private val _isComplete = MutableLiveData<Boolean>()
val isComplete: LiveData<Boolean> = _isComplete
val isComplete: StateFlow<Boolean> get() = _isComplete
private val _isComplete = MutableStateFlow(false)
private val _isRunning = MutableLiveData<Boolean>()
val isRunning: LiveData<Boolean> = _isRunning
val isRunning: StateFlow<Boolean> get() = _isRunning
private val _isRunning = MutableStateFlow(false)
lateinit var task: () -> Any
init {
clear()
}
fun clear() {
_result.value = Any()
_isComplete.value = false
@ -33,15 +29,16 @@ class TaskViewModel : ViewModel() {
}
fun runTask() {
if (_isRunning.value == true) {
if (isRunning.value) {
return
}
_isRunning.value = true
viewModelScope.launch(Dispatchers.IO) {
val res = task()
_result.postValue(res)
_isComplete.postValue(true)
_result.value = res
_isComplete.value = true
_isRunning.value = false
}
}
}

@ -3,6 +3,7 @@
package org.yuzu.yuzu_emu.ui
import android.annotation.SuppressLint
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
@ -14,8 +15,12 @@ import androidx.core.view.WindowInsetsCompat
import androidx.core.view.updatePadding
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import com.google.android.material.color.MaterialColors
import com.google.android.material.transition.MaterialFadeThrough
import kotlinx.coroutines.launch
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.adapters.GameAdapter
import org.yuzu.yuzu_emu.databinding.FragmentGamesBinding
@ -44,6 +49,8 @@ class GamesFragment : Fragment() {
return binding.root
}
// This is using the correct scope, lint is just acting up
@SuppressLint("UnsafeRepeatOnLifecycleDetector")
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
homeViewModel.setNavigationVisibility(visible = true, animated = false)
@ -80,37 +87,48 @@ class GamesFragment : Fragment() {
if (_binding == null) {
return@post
}
binding.swipeRefresh.isRefreshing = gamesViewModel.isReloading.value!!
binding.swipeRefresh.isRefreshing = gamesViewModel.isReloading.value
}
}
gamesViewModel.apply {
// Watch for when we get updates to any of our games lists
isReloading.observe(viewLifecycleOwner) { isReloading ->
binding.swipeRefresh.isRefreshing = isReloading
}
games.observe(viewLifecycleOwner) {
(binding.gridGames.adapter as GameAdapter).submitList(it)
if (it.isEmpty()) {
binding.noticeText.visibility = View.VISIBLE
} else {
binding.noticeText.visibility = View.GONE
viewLifecycleOwner.lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.isReloading.collect { binding.swipeRefresh.isRefreshing = it }
}
}
shouldSwapData.observe(viewLifecycleOwner) { shouldSwapData ->
if (shouldSwapData) {
(binding.gridGames.adapter as GameAdapter).submitList(
gamesViewModel.games.value!!
)
gamesViewModel.setShouldSwapData(false)
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.games.collect {
(binding.gridGames.adapter as GameAdapter).submitList(it)
if (it.isEmpty()) {
binding.noticeText.visibility = View.VISIBLE
} else {
binding.noticeText.visibility = View.GONE
}
}
}
}
// Check if the user reselected the games menu item and then scroll to top of the list
shouldScrollToTop.observe(viewLifecycleOwner) { shouldScroll ->
if (shouldScroll) {
scrollToTop()
gamesViewModel.setShouldScrollToTop(false)
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.shouldSwapData.collect {
if (it) {
(binding.gridGames.adapter as GameAdapter).submitList(
gamesViewModel.games.value
)
gamesViewModel.setShouldSwapData(false)
}
}
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
gamesViewModel.shouldScrollToTop.collect {
if (it) {
scrollToTop()
gamesViewModel.setShouldScrollToTop(false)
}
}
}
}
}

@ -19,7 +19,9 @@ import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
import androidx.core.view.ViewCompat
import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsCompat
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.lifecycleScope
import androidx.lifecycle.repeatOnLifecycle
import androidx.navigation.NavController
import androidx.navigation.fragment.NavHostFragment
import androidx.navigation.ui.setupWithNavController
@ -115,16 +117,22 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
}
// Prevents navigation from being drawn for a short time on recreation if set to hidden
if (!homeViewModel.navigationVisible.value?.first!!) {
if (!homeViewModel.navigationVisible.value.first) {
binding.navigationView.visibility = View.INVISIBLE
binding.statusBarShade.visibility = View.INVISIBLE
}
homeViewModel.navigationVisible.observe(this) {
showNavigation(it.first, it.second)
}
homeViewModel.statusBarShadeVisible.observe(this) { visible ->
showStatusBarShade(visible)
lifecycleScope.apply {
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
homeViewModel.navigationVisible.collect { showNavigation(it.first, it.second) }
}
}
launch {
repeatOnLifecycle(Lifecycle.State.CREATED) {
homeViewModel.statusBarShadeVisible.collect { showStatusBarShade(it) }
}
}
}
// Dismiss previous notifications (should not happen unless a crash occurred)