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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 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