from typing import Optional, TYPE_CHECKING from .segment import Segment from .style import StyleType from ._loop import loop_last if TYPE_CHECKING: from .console import ( Console, ConsoleOptions, RenderResult, RenderableType, Group, ) class Screen: """A renderable that fills the terminal screen and crops excess. Args: renderable (RenderableType): Child renderable. style (StyleType, optional): Optional background style. Defaults to None. """ renderable: "RenderableType" def __init__( self, *renderables: "RenderableType", style: Optional[StyleType] = None, application_mode: bool = False, ) -> None: from pip._vendor.rich.console import Group self.renderable = Group(*renderables) self.style = style self.application_mode = application_mode def __rich_console__( self, console: "Console", options: "ConsoleOptions" ) -> "RenderResult": width, height = options.size style = console.get_style(self.style) if self.style else None render_options = options.update(width=width, height=height) lines = console.render_lines( self.renderable or "", render_options, style=style, pad=True ) lines = Segment.set_shape(lines, width, height, style=style) new_line = Segment("\n\r") if self.application_mode else Segment.line() for last, line in loop_last(lines): yield from line if not last: yield new_line