Sub FindUserDocumentsFolder As String If DetectOS = "windows" Then Dim jo As JavaObject Dim fs As JavaObject = jo.InitializeStatic("javax.swing.filechooser.FileSystemView").RunMethod("getFileSystemView", Null) Return fs.RunMethodJO("getDefaultDirectory"...
www.b4x.com
Yo he usado uno que es éste (no recuerdo de dónde lo saqué ahora mismo)
Añades en Class_Global
B4X:
Sub Class_Globals
Private fx As JFX 'Used to open folder explorer https://www.b4x.com/android/forum/threads/find-user-documents-folder.101057/
End Sub
fx.ShowExternalDocument(File.GetUri(xui.DefaultFolder, "tu_carpeta"))
Suponiendo que "tu_carpeta" esté dentro de xui.DefaultFolder