@startuml
'https://plantuml.com/class-diagram

class AlarmReceiver
AlarmInitReceiver --> AlarmReceiver
AlarmReceiver --> AlarmAlertActivity
NoteEditActivity --> AlarmReceiver
NoteEditActivity --> DateTimePickerDialog
DateTimePicker --o DateTimePickerDialog
NoteEditActivity -->NoteEditText
NoteEditActivity --> NotesPreferenceActivity
NotesListActivity --> NotesPreferenceActivity
NotesListAdapter --o  NotesListActivity
NoteItemData --o  NotesListActivity
NotesListActivity --> DropdownMenu
NotesListActivity --> FolderListAdapter
NotesListAdapter --> NotesListItem
package widget{
NoteEditActivity --> NoteWidgetProvider_2x
NoteEditActivity --> NoteWidgetProvider_4x
}

@enduml