forked from hardcoresushi/DroidFS
Directory loading indicator
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f4e47c1827
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AFE384344A45E13A
@ -11,10 +11,12 @@ import android.view.Menu
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import android.view.MenuItem
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import android.view.View
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import android.widget.ImageButton
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import android.widget.ProgressBar
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import android.widget.TextView
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import android.widget.Toast
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import androidx.activity.addCallback
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import androidx.core.content.ContextCompat
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import androidx.core.view.isVisible
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.ViewModelProvider
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import androidx.lifecycle.lifecycleScope
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@ -23,10 +25,13 @@ import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.Job
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import kotlinx.coroutines.MainScope
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import kotlinx.coroutines.async
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import kotlinx.coroutines.cancel
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import kotlinx.coroutines.cancelAndJoin
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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import kotlinx.coroutines.yield
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import sushi.hardcore.droidfs.BaseActivity
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import sushi.hardcore.droidfs.Constants
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import sushi.hardcore.droidfs.EncryptedFileProvider
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@ -69,6 +74,7 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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}
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protected lateinit var fileOperationService: FileOperationService
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protected val activityScope = MainScope()
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private var directoryLoadingTask: Job? = null
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protected lateinit var explorerElements: MutableList<ExplorerElement>
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protected lateinit var explorerAdapter: ExplorerElementAdapter
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protected lateinit var app: VolumeManagerApp
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@ -79,6 +85,7 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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private lateinit var titleText: TextView
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private lateinit var recycler_view_explorer: RecyclerView
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private lateinit var refresher: SwipeRefreshLayout
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private lateinit var loader: ProgressBar
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private lateinit var textDirEmpty: TextView
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private lateinit var currentPathText: TextView
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private lateinit var numberOfFilesText: TextView
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@ -101,6 +108,7 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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init()
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recycler_view_explorer = findViewById(R.id.recycler_view_explorer)
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refresher = findViewById(R.id.refresher)
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loader = findViewById(R.id.loader)
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textDirEmpty = findViewById(R.id.text_dir_empty)
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currentPathText = findViewById(R.id.current_path_text)
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numberOfFilesText = findViewById(R.id.number_of_files_text)
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@ -312,17 +320,15 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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}
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private fun displayExplorerElements() {
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synchronized(this) {
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ExplorerElement.sortBy(sortOrderValues[currentSortOrderIndex], foldersFirst, explorerElements)
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}
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ExplorerElement.sortBy(sortOrderValues[currentSortOrderIndex], foldersFirst, explorerElements)
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unselectAll(false)
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loader.isVisible = false
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recycler_view_explorer.isVisible = true
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explorerAdapter.explorerElements = explorerElements
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val sharedPrefsEditor = sharedPrefs.edit()
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sharedPrefsEditor.putString(Constants.SORT_ORDER_KEY, sortOrderValues[currentSortOrderIndex])
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sharedPrefsEditor.apply()
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}
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private fun recursiveSetSize(directory: ExplorerElement) {
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private suspend fun recursiveSetSize(directory: ExplorerElement) {
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yield()
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for (child in encryptedVolume.readDir(directory.fullPath) ?: return) {
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if (child.isDirectory) {
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recursiveSetSize(child)
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@ -346,15 +352,16 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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}
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}
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protected fun setCurrentPath(path: String, onDisplayed: (() -> Unit)? = null) {
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synchronized(this) {
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explorerElements = encryptedVolume.readDir(path) ?: return
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if (path != "/") {
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explorerElements.add(
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0,
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ExplorerElement("..", Stat.parentFolderStat(), parentPath = currentDirectoryPath)
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)
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}
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protected fun setCurrentPath(path: String, onDisplayed: (() -> Unit)? = null) = lifecycleScope.launch {
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directoryLoadingTask?.cancelAndJoin()
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recycler_view_explorer.isVisible = false
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loader.isVisible = true
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explorerElements = encryptedVolume.readDir(path) ?: return@launch
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if (path != "/") {
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explorerElements.add(
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0,
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ExplorerElement("..", Stat.parentFolderStat(), parentPath = currentDirectoryPath)
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)
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}
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textDirEmpty.visibility = if (explorerElements.size == 0) View.VISIBLE else View.GONE
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currentDirectoryPath = path
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@ -362,22 +369,19 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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displayNumberOfElements(numberOfFilesText, R.string.one_file, R.string.multiple_files, explorerElements.count { it.isRegularFile })
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displayNumberOfElements(numberOfFoldersText, R.string.one_folder, R.string.multiple_folders, explorerElements.count { it.isDirectory })
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if (mapFolders) {
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lifecycleScope.launch {
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var totalSize: Long = 0
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withContext(Dispatchers.IO) {
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synchronized(this@BaseExplorerActivity) {
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for (element in explorerElements) {
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if (element.isDirectory) {
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recursiveSetSize(element)
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}
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totalSize += element.stat.size
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}
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var totalSize: Long = 0
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directoryLoadingTask = launch(Dispatchers.IO) {
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for (element in explorerElements) {
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if (element.isDirectory) {
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recursiveSetSize(element)
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}
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totalSize += element.stat.size
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}
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displayExplorerElements()
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totalSizeText.text = getString(R.string.total_size, PathUtils.formatSize(totalSize))
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onDisplayed?.invoke()
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}
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directoryLoadingTask!!.join()
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displayExplorerElements()
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totalSizeText.text = getString(R.string.total_size, PathUtils.formatSize(totalSize))
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onDisplayed?.invoke()
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} else {
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displayExplorerElements()
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totalSizeText.text = getString(
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@ -607,7 +611,13 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
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.setTitle(R.string.sort_order)
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.setSingleChoiceItems(sortOrderEntries, currentSortOrderIndex) { dialog, which ->
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currentSortOrderIndex = which
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displayExplorerElements()
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// displayExplorerElements must not be called if directoryLoadingTask is active
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if (directoryLoadingTask?.isActive != true) {
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displayExplorerElements()
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}
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val sharedPrefsEditor = sharedPrefs.edit()
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sharedPrefsEditor.putString(Constants.SORT_ORDER_KEY, sortOrderValues[currentSortOrderIndex])
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sharedPrefsEditor.apply()
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dialog.dismiss()
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}
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.setNegativeButton(R.string.cancel, null)
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@ -10,6 +10,12 @@
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android:text="@string/dir_empty"
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android:visibility="gone"/>
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<ProgressBar
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android:id="@+id/loader"
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android:layout_centerInParent="true"
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android:layout_width="40dp"
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android:layout_height="40dp"/>
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<androidx.swiperefreshlayout.widget.SwipeRefreshLayout
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android:id="@+id/refresher"
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android:layout_width="match_parent"
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