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from typing import Optional
import pyperclip
from prompt_toolkit.selection import SelectionType
from .base import Clipboard, ClipboardData
__all__ = [
"PyperclipClipboard",
]
class PyperclipClipboard(Clipboard):
"""
Clipboard that synchronizes with the Windows/Mac/Linux system clipboard,
using the pyperclip module.
"""
def __init__(self) -> None:
self._data: Optional[ClipboardData] = None
def set_data(self, data: ClipboardData) -> None:
self._data = data
pyperclip.copy(data.text)
def get_data(self) -> ClipboardData:
text = pyperclip.paste()
# When the clipboard data is equal to what we copied last time, reuse
# the `ClipboardData` instance. That way we're sure to keep the same
# `SelectionType`.
if self._data and self._data.text == text:
return self._data
# Pyperclip returned something else. Create a new `ClipboardData`
# instance.
else:
return ClipboardData(
text=text,
type=SelectionType.LINES if "\n" in text else SelectionType.CHARACTERS,
)
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