/**
* 根据配置参数获取根目录文件
* @return File
*/
fun getRootFile(): File {
return when (FilePickerManager.config.mediaStorageType) {
STORAGE_EXTERNAL_STORAGE -> {
File(Environment.getExternalStorageDirectory().absoluteFile.toURI())
}
STORAGE_CUSTOM_ROOT_PATH -> {
if (FilePickerManager.config.customRootPath.isEmpty()) {
File(Environment.getExternalStorageDirectory().absoluteFile.toURI())
} else {
File(FilePickerManager.config.customRootPath)
}
}
else -> {
File(Environment.getExternalStorageDirectory().absoluteFile.toURI())
}
}
}
/**
* Function to get all external storage list
*/
fun getExternalStorageList(context: Context): List<String> {
val files = ContextCompat.getExternalFilesDirs(context, null)
val externalFiles = mutableListOf<String>()
for (i in files.indices) {
val file = files[i]
if (file != null && file.canRead()) {
val substring = file.absolutePath
.substring(0, file.absolutePath.indexOf("/Android/data/"))
externalFiles.add(substring)
}
}
return externalFiles
}
override fun onItemClick(
recyclerAdapter: RecyclerView.Adapter<RecyclerView.ViewHolder>,
view: View,
position: Int
) {
val item = (recyclerAdapter as me.rosuh.filepicker.adapter.BaseAdapter).getItem(position)
item ?: return
val file = File(item.filePath)
if (!file.exists()) {
return
}
when (view.id) {
R.id.item_list_file_picker -> {
if (file.isDirectory) {
(rv_nav_file_picker?.adapter as? FileNavAdapter)?.let {
saveCurrPos(it.data.last(), position)
}
// 如果是文件夹，则进入
enterDirAndUpdateUI(item)
} else {
// Navigate data to activity
FilePickerManager.config.fileItemOnClickListener.onItemClick(
recyclerAdapter,
view,
position
)
}
}
R.id.item_nav_file_picker -> {
if (file.isDirectory) {
// In-case this is the root of path
if (position == 0 && strExternalStoragePaths.size > 1) {
// Display the popup that the user can switch between external storage like SD-card, internal storage ...
/* Creating the instance of PopupMenu */
popup = PopupMenu(
requireContext(),
(rv_nav_file_picker?.layoutManager as? LinearLayoutManager)?.findViewByPosition(
0
) ?: rv_nav_file_picker
)
for (index in strExternalStoragePaths.indices) {
popup?.menu?.add(
0,
index,
index,
if (index == 0) R.string.file_picker_tv_internal_storage else R.string.file_picker_tv_sd_card
)
}
// Set handle event click
popup?.setOnMenuItemClickListener { item ->
/*
* In-case data is invalid
*/
if (item.itemId < 0 || item.itemId >= strExternalStoragePaths.size) {
return@setOnMenuItemClickListener false
}
// Get new path of selected menu item
val strNewPath = strExternalStoragePaths[item.itemId]
// In-case the path is null
if (TextUtils.isEmpty(strNewPath)) {
return@setOnMenuItemClickListener false
}
// Handle UI/ update view after get new root path
pickerConfig.setCustomRootPath(strNewPath)
// Clear data and re-load list
navDataSource.clear()
// Reload list.
loadList()
true
}
popup?.show()
} else {
navAdapter?.let {
saveCurrPos(it.data.last(), position)
}
// 如果是文件夹，则进入
enterDirAndUpdateUI(item)
}
}
}
}
}
All rights, you can implement it for your own caused my code is changed so much so I can't publish the sample.
The video below is demoed my code.
![dependabot-preview[bot] avatar](https://avatars.githubusercontent.com/in/2141?v=4 "dependabot-preview[bot]")
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