mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-28 10:38:26 +00:00
110 lines
3.5 KiB
Python
110 lines
3.5 KiB
Python
import configparser
|
|
from typing import Dict, List, IO, Mapping
|
|
|
|
from .default_styles import DEFAULT_STYLES
|
|
from .style import Style, StyleType
|
|
|
|
|
|
class Theme:
|
|
"""A container for style information, used by :class:`~rich.console.Console`.
|
|
|
|
Args:
|
|
styles (Dict[str, Style], optional): A mapping of style names on to styles. Defaults to None for a theme with no styles.
|
|
inherit (bool, optional): Inherit default styles. Defaults to True.
|
|
"""
|
|
|
|
styles: Dict[str, Style]
|
|
|
|
def __init__(self, styles: Mapping[str, StyleType] = None, inherit: bool = True):
|
|
self.styles = DEFAULT_STYLES.copy() if inherit else {}
|
|
if styles is not None:
|
|
self.styles.update(
|
|
{
|
|
name: style if isinstance(style, Style) else Style.parse(style)
|
|
for name, style in styles.items()
|
|
}
|
|
)
|
|
|
|
@property
|
|
def config(self) -> str:
|
|
"""Get contents of a config file for this theme."""
|
|
config = "[styles]\n" + "\n".join(
|
|
f"{name} = {style}" for name, style in sorted(self.styles.items())
|
|
)
|
|
return config
|
|
|
|
@classmethod
|
|
def from_file(
|
|
cls, config_file: IO[str], source: str = None, inherit: bool = True
|
|
) -> "Theme":
|
|
"""Load a theme from a text mode file.
|
|
|
|
Args:
|
|
config_file (IO[str]): An open conf file.
|
|
source (str, optional): The filename of the open file. Defaults to None.
|
|
inherit (bool, optional): Inherit default styles. Defaults to True.
|
|
|
|
Returns:
|
|
Theme: A New theme instance.
|
|
"""
|
|
config = configparser.ConfigParser()
|
|
config.read_file(config_file, source=source)
|
|
styles = {name: Style.parse(value) for name, value in config.items("styles")}
|
|
theme = Theme(styles, inherit=inherit)
|
|
return theme
|
|
|
|
@classmethod
|
|
def read(cls, path: str, inherit: bool = True) -> "Theme":
|
|
"""Read a theme from a path.
|
|
|
|
Args:
|
|
path (str): Path to a config file readable by Python configparser module.
|
|
inherit (bool, optional): Inherit default styles. Defaults to True.
|
|
|
|
Returns:
|
|
Theme: A new theme instance.
|
|
"""
|
|
with open(path, "rt") as config_file:
|
|
return cls.from_file(config_file, source=path, inherit=inherit)
|
|
|
|
|
|
class ThemeStackError(Exception):
|
|
"""Base exception for errors related to the theme stack."""
|
|
|
|
|
|
class ThemeStack:
|
|
"""A stack of themes.
|
|
|
|
Args:
|
|
theme (Theme): A theme instance
|
|
"""
|
|
|
|
def __init__(self, theme: Theme) -> None:
|
|
self._entries: List[Dict[str, Style]] = [theme.styles]
|
|
self.get = self._entries[-1].get
|
|
|
|
def push_theme(self, theme: Theme, inherit: bool = True) -> None:
|
|
"""Push a theme on the top of the stack.
|
|
|
|
Args:
|
|
theme (Theme): A Theme instance.
|
|
inherit (boolean, optional): Inherit styles from current top of stack.
|
|
"""
|
|
styles: Dict[str, Style]
|
|
styles = (
|
|
{**self._entries[-1], **theme.styles} if inherit else theme.styles.copy()
|
|
)
|
|
self._entries.append(styles)
|
|
self.get = self._entries[-1].get
|
|
|
|
def pop_theme(self) -> None:
|
|
"""Pop (and discard) the top-most theme."""
|
|
if len(self._entries) == 1:
|
|
raise ThemeStackError("Unable to pop base theme")
|
|
self._entries.pop()
|
|
self.get = self._entries[-1].get
|
|
|
|
|
|
if __name__ == "__main__": # pragma: no cover
|
|
theme = Theme()
|
|
print(theme.config)
|