from typing import Iterable, Sequence, Tuple, cast from pip._vendor.rich._win32_console import LegacyWindowsTerm, WindowsCoordinates from pip._vendor.rich.segment import ControlCode, ControlType, Segment def legacy_windows_render(buffer: Iterable[Segment], term: LegacyWindowsTerm) -> None: """Makes appropriate Windows Console API calls based on the segments in the buffer. Args: buffer (Iterable[Segment]): Iterable of Segments to convert to Win32 API calls. term (LegacyWindowsTerm): Used to call the Windows Console API. """ for text, style, control in buffer: if not control: if style: term.write_styled(text, style) else: term.write_text(text) else: control_codes: Sequence[ControlCode] = control for control_code in control_codes: control_type = control_code[0] if control_type == ControlType.CURSOR_MOVE_TO: _, x, y = cast(Tuple[ControlType, int, int], control_code) term.move_cursor_to(WindowsCoordinates(row=y - 1, col=x - 1)) elif control_type == ControlType.CARRIAGE_RETURN: term.write_text("\r") elif control_type == ControlType.HOME: term.move_cursor_to(WindowsCoordinates(0, 0)) elif control_type == ControlType.CURSOR_UP: term.move_cursor_up() elif control_type == ControlType.CURSOR_DOWN: term.move_cursor_down() elif control_type == ControlType.CURSOR_FORWARD: term.move_cursor_forward() elif control_type == ControlType.CURSOR_BACKWARD: term.move_cursor_backward() elif control_type == ControlType.CURSOR_MOVE_TO_COLUMN: _, column = cast(Tuple[ControlType, int], control_code) term.move_cursor_to_column(column - 1) elif control_type == ControlType.HIDE_CURSOR: term.hide_cursor() elif control_type == ControlType.SHOW_CURSOR: term.show_cursor() elif control_type == ControlType.ERASE_IN_LINE: _, mode = cast(Tuple[ControlType, int], control_code) if mode == 0: term.erase_end_of_line() elif mode == 1: term.erase_start_of_line() elif mode == 2: term.erase_line() elif control_type == ControlType.SET_WINDOW_TITLE: _, title = cast(Tuple[ControlType, str], control_code) term.set_title(title)