app_types.py

from dataclasses import dataclass
from enum import Enum

class FilePlayMode(Enum):
    """
    Dictates what happens when playback reaches end of current Sound
    """
    DEFAULT = 0 # when playback reaches end of current sound, does nothing
    REPEAT_SINGLE = 1 # when playback reaches end of current sound, repeats current file
    TO_END = 2 # when playback reaches end of current sound, plays next file in directory 
    TO_END_REPEAT = 3 # when playback reaches end of current sound, plays next file in directory, and wraps around
    RANDOM_NEXT = 4 # when playback reaches end of current sound, selects random file in directory, indefinitely

class SegmentPlayMode(Enum):
    """
    """
    TO_END = 1 # stream plays segments only, stops at end of last segment
    REPEAT_SINGLE = 2 # stream auto-repeats next or current segment
    REPEAT_ALL = 3 # stream auto-repeats through all segments

# ---

@dataclass(frozen=True)
class SelectionBeginAction:
    begin_position: float
    is_silence_detect: bool

@dataclass(frozen=True)
class SelectionCompleteAction:
    complete_position: float
    begin_position: float
    is_silence_detect: bool

@dataclass(frozen=True)
class SeekAction:
    position: float

@dataclass(frozen=True)
class DeleteSelectionAction:
    index: int

TimelineMouseAction = SelectionBeginAction | SelectionCompleteAction | SeekAction | DeleteSelectionAction