321 lines
9.5 KiB
Python
321 lines
9.5 KiB
Python
# Copyright: Ankitects Pty Ltd and contributors
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# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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from __future__ import annotations
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import enum
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import platform
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from dataclasses import dataclass
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import aqt
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from anki.utils import is_mac
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from aqt import QApplication, colors, gui_hooks, is_win
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from aqt.platform import (
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get_linux_dark_mode,
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get_macos_dark_mode,
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get_windows_dark_mode,
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set_macos_dark_mode,
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)
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from aqt.qt import (
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QColor,
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QGuiApplication,
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QIcon,
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QPainter,
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QPalette,
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QPixmap,
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QStyleFactory,
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Qt,
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)
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@dataclass
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class ColoredIcon:
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path: str
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# (day, night)
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color: tuple[str, str]
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def current_color(self, night_mode: bool) -> str:
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if night_mode:
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return self.color[1]
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else:
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return self.color[0]
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def with_color(self, color: tuple[str, str]) -> ColoredIcon:
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return ColoredIcon(path=self.path, color=color)
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class Theme(enum.IntEnum):
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FOLLOW_SYSTEM = 0
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LIGHT = 1
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DARK = 2
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class ThemeManager:
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_night_mode_preference = False
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_icon_cache_light: dict[str, QIcon] = {}
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_icon_cache_dark: dict[str, QIcon] = {}
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_icon_size = 128
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_dark_mode_available: bool | None = None
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default_palette: QPalette | None = None
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_default_style: str | None = None
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# Qt applies a gradient to the buttons in dark mode
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# from about #505050 to #606060.
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DARK_MODE_BUTTON_BG_MIDPOINT = "#555555"
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def macos_dark_mode(self) -> bool:
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"True if the user has night mode on, and has forced native widgets."
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if not is_mac:
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return False
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if not self._night_mode_preference:
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return False
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if self._dark_mode_available is None:
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self._dark_mode_available = set_macos_dark_mode(True)
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from aqt import mw
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return self._dark_mode_available and mw.pm.dark_mode_widgets()
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def get_night_mode(self) -> bool:
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return self._night_mode_preference
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def set_night_mode(self, val: bool) -> None:
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self._night_mode_preference = val
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self._update_stat_colors()
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night_mode = property(get_night_mode, set_night_mode)
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def icon_from_resources(self, path: str | ColoredIcon) -> QIcon:
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"Fetch icon from Qt resources, and invert if in night mode."
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if self.night_mode:
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cache = self._icon_cache_light
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else:
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cache = self._icon_cache_dark
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if isinstance(path, str):
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key = path
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else:
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key = f"{path.path}-{path.color}"
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icon = cache.get(key)
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if icon:
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return icon
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if isinstance(path, str):
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# default black/white
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icon = QIcon(path)
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if self.night_mode:
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img = icon.pixmap(self._icon_size, self._icon_size).toImage()
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img.invertPixels()
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icon = QIcon(QPixmap(img))
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else:
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# specified colours
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icon = QIcon(path.path)
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pixmap = icon.pixmap(16)
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painter = QPainter(pixmap)
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painter.setCompositionMode(
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QPainter.CompositionMode.CompositionMode_SourceIn
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)
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painter.fillRect(pixmap.rect(), QColor(path.current_color(self.night_mode)))
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painter.end()
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icon = QIcon(pixmap)
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return icon
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return cache.setdefault(path, icon)
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def body_class(self, night_mode: bool | None = None) -> str:
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"Returns space-separated class list for platform/theme."
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classes = []
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if is_win:
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classes.append("isWin")
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elif is_mac:
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classes.append("isMac")
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else:
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classes.append("isLin")
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if night_mode is None:
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night_mode = self.night_mode
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if night_mode:
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classes.extend(["nightMode", "night_mode"])
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if self.macos_dark_mode():
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classes.append("macos-dark-mode")
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return " ".join(classes)
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def body_classes_for_card_ord(
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self, card_ord: int, night_mode: bool | None = None
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) -> str:
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"Returns body classes used when showing a card."
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return f"card card{card_ord+1} {self.body_class(night_mode)}"
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def color(self, colors: tuple[str, str]) -> str:
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"""Given day/night colors, return the correct one for the current theme."""
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idx = 1 if self.night_mode else 0
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return colors[idx]
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def qcolor(self, colors: tuple[str, str]) -> QColor:
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return QColor(self.color(colors))
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def _determine_night_mode(self) -> bool:
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theme = aqt.mw.pm.theme()
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if theme == Theme.LIGHT:
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return False
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elif theme == Theme.DARK:
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return True
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else:
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if is_win:
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return get_windows_dark_mode()
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elif is_mac:
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return get_macos_dark_mode()
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else:
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return get_linux_dark_mode()
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def apply_style_if_system_style_changed(self) -> None:
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theme = aqt.mw.pm.theme()
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if theme != Theme.FOLLOW_SYSTEM:
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return
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if self._determine_night_mode() != self.night_mode:
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self.apply_style()
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def apply_style(self) -> None:
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"Apply currently configured style."
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app = aqt.mw.app
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self.night_mode = self._determine_night_mode()
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if not self.default_palette:
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self.default_palette = QGuiApplication.palette()
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self._default_style = app.style().objectName()
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self._apply_palette(app)
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self._apply_style(app)
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gui_hooks.theme_did_change()
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def _apply_style(self, app: QApplication) -> None:
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buf = ""
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if is_win and platform.release() == "10":
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# day mode is missing a bottom border; background must be
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# also set for border to apply
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buf += f"""
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QMenuBar {{
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border-bottom: 1px solid {self.color(colors.BORDER)};
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background: {self.color(colors.WINDOW_BG)};
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}}
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"""
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# qt bug? setting the above changes the browser sidebar
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# to white as well, so set it back
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buf += f"""
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QTreeWidget {{
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background: {self.color(colors.WINDOW_BG)};
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}}
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"""
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if self.night_mode:
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buf += """
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QToolTip {
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border: 0;
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}
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"""
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if not self.macos_dark_mode():
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buf += """
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QScrollBar {{ background-color: {}; }}
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QScrollBar::handle {{ background-color: {}; border-radius: 5px; }}
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QScrollBar:horizontal {{ height: 12px; }}
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QScrollBar::handle:horizontal {{ min-width: 50px; }}
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QScrollBar:vertical {{ width: 12px; }}
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QScrollBar::handle:vertical {{ min-height: 50px; }}
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QScrollBar::add-line {{
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border: none;
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background: none;
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}}
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QScrollBar::sub-line {{
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border: none;
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background: none;
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}}
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QTabWidget {{ background-color: {}; }}
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""".format(
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self.color(colors.WINDOW_BG),
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# fushion-button-hover-bg
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"#656565",
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self.color(colors.WINDOW_BG),
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)
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# allow addons to modify the styling
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buf = gui_hooks.style_did_init(buf)
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app.setStyleSheet(buf)
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def _apply_palette(self, app: QApplication) -> None:
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set_macos_dark_mode(self.night_mode)
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if not self.night_mode:
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app.setStyle(QStyleFactory.create(self._default_style)) # type: ignore
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app.setPalette(self.default_palette)
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return
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if not self.macos_dark_mode():
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app.setStyle(QStyleFactory.create("fusion")) # type: ignore
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palette = QPalette()
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text_fg = self.qcolor(colors.TEXT_FG)
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palette.setColor(QPalette.ColorRole.WindowText, text_fg)
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palette.setColor(QPalette.ColorRole.ToolTipText, text_fg)
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palette.setColor(QPalette.ColorRole.Text, text_fg)
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palette.setColor(QPalette.ColorRole.ButtonText, text_fg)
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hlbg = self.qcolor(colors.HIGHLIGHT_BG)
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hlbg.setAlpha(64)
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palette.setColor(
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QPalette.ColorRole.HighlightedText, self.qcolor(colors.HIGHLIGHT_FG)
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)
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palette.setColor(QPalette.ColorRole.Highlight, hlbg)
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window_bg = self.qcolor(colors.WINDOW_BG)
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palette.setColor(QPalette.ColorRole.Window, window_bg)
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palette.setColor(QPalette.ColorRole.AlternateBase, window_bg)
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palette.setColor(QPalette.ColorRole.Button, QColor("#454545"))
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frame_bg = self.qcolor(colors.FRAME_BG)
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palette.setColor(QPalette.ColorRole.Base, frame_bg)
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palette.setColor(QPalette.ColorRole.ToolTipBase, frame_bg)
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disabled_color = self.qcolor(colors.DISABLED)
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palette.setColor(QPalette.ColorRole.PlaceholderText, disabled_color)
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palette.setColor(
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QPalette.ColorGroup.Disabled, QPalette.ColorRole.Text, disabled_color
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)
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palette.setColor(
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QPalette.ColorGroup.Disabled, QPalette.ColorRole.ButtonText, disabled_color
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)
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palette.setColor(
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QPalette.ColorGroup.Disabled,
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QPalette.ColorRole.HighlightedText,
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disabled_color,
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)
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palette.setColor(QPalette.ColorRole.Link, self.qcolor(colors.LINK))
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palette.setColor(QPalette.ColorRole.BrightText, Qt.GlobalColor.red)
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app.setPalette(palette)
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def _update_stat_colors(self) -> None:
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import anki.stats as s
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s.colLearn = self.color(colors.NEW_COUNT)
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s.colRelearn = self.color(colors.LEARN_COUNT)
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s.colCram = self.color(colors.SUSPENDED_BG)
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s.colSusp = self.color(colors.SUSPENDED_BG)
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s.colMature = self.color(colors.REVIEW_COUNT)
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s._legacy_nightmode = self._night_mode_preference
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theme_manager = ThemeManager()
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