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recheck every 3 seconds if some media changed at folders view

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tibbi 2017-05-25 22:04:19 +02:00
parent ddb6310937
commit 2cc9d1051c
2 changed files with 37 additions and 0 deletions
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20
app/src/main/kotlin/com/simplemobiletools/gallery/activities/MainActivity.kt
View file

@ -7,6 +7,7 @@ import android.content.pm.PackageManager
import android.net.Uri
import android.os.AsyncTask
import android.os.Bundle
import android.os.Handler
import android.provider.MediaStore
import android.support.v4.app.ActivityCompat
import android.support.v7.widget.GridLayoutManager
@ -32,6 +33,7 @@ class MainActivity : SimpleActivity(), DirectoryAdapter.DirOperationsListener {
private val STORAGE_PERMISSION = 1
private val PICK_MEDIA = 2
private val PICK_WALLPAPER = 3
private val LAST_MEDIA_CHECK_PERIOD = 3000L
lateinit var mDirs: ArrayList<Directory>
@ -46,6 +48,8 @@ class MainActivity : SimpleActivity(), DirectoryAdapter.DirOperationsListener {
private var mStoredAnimateGifs = true
private var mStoredCropThumbnails = true
private var mLoadedInitialPhotos = false
private var mLastMediaModified = 0
private var mLastMediaHandler = Handler()
private var mCurrAsyncTask: GetDirectoriesAsynctask? = null
@ -119,6 +123,7 @@ class MainActivity : SimpleActivity(), DirectoryAdapter.DirOperationsListener {
mStoredAnimateGifs = config.animateGifs
mStoredCropThumbnails = config.cropThumbnails
MyScalableRecyclerView.mListener = null
mLastMediaHandler.removeCallbacksAndMessages(null)
}
override fun onStop() {
@ -321,9 +326,11 @@ class MainActivity : SimpleActivity(), DirectoryAdapter.DirOperationsListener {
}
private fun gotDirectories(dirs: ArrayList<Directory>) {
mLastMediaModified = getLastMediaModified()
directories_refresh_layout.isRefreshing = false
mIsGettingDirs = false
checkLastMediaChanged()
if (dirs.hashCode() == mDirs.hashCode())
return
@ -352,6 +359,19 @@ class MainActivity : SimpleActivity(), DirectoryAdapter.DirOperationsListener {
directories_fastscroller.setViews(directories_grid, directories_refresh_layout)
}
private fun checkLastMediaChanged() {
mLastMediaHandler.removeCallbacksAndMessages(null)
mLastMediaHandler.postDelayed({
val lastModified = getLastMediaModified()
if (mLastMediaModified != lastModified) {
getDirectories()
mLastMediaModified = lastModified
} else {
checkLastMediaChanged()
}
}, LAST_MEDIA_CHECK_PERIOD)
}
override fun refreshItems() {
getDirectories()
}

17
app/src/main/kotlin/com/simplemobiletools/gallery/extensions/context.kt
View file

@ -194,3 +194,20 @@ fun Context.getNoMediaFolders(): ArrayList<String> {
return folders
}
fun Context.getLastMediaModified(): Int {
val uri = MediaStore.Files.getContentUri("external")
val projection = arrayOf(MediaStore.Images.Media._ID, MediaStore.Images.Media.DATE_MODIFIED)
val order = "${MediaStore.Images.Media.DATE_MODIFIED} DESC"
var cursor: Cursor? = null
try {
cursor = contentResolver.query(uri, projection, null, null, order)
if (cursor?.moveToFirst() == true) {
return cursor.getIntValue(MediaStore.Images.Media.DATE_MODIFIED)
}
} finally {
cursor?.close()
}
return 0
}