Enable URL patterns for fonts.web.*

See #3636

doc/help/settings.asciidoc

@@ -3089,6 +3089,8 @@ Default: +pass:[default_size default_family]+
 === fonts.web.family.cursive
 Font family for cursive fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3097,6 +3099,8 @@ Default: empty
 === fonts.web.family.fantasy
 Font family for fantasy fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3105,6 +3109,8 @@ Default: empty
 === fonts.web.family.fixed
 Font family for fixed fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3113,6 +3119,8 @@ Default: empty
 === fonts.web.family.sans_serif
 Font family for sans-serif fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3121,6 +3129,8 @@ Default: empty
 === fonts.web.family.serif
 Font family for serif fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3129,6 +3139,8 @@ Default: empty
 === fonts.web.family.standard
 Font family for standard fonts.
 
+This setting supports URL patterns.
+
 Type: <<types,FontFamily>>
 
 Default: empty
@@ -3137,6 +3149,8 @@ Default: empty
 === fonts.web.size.default
 Default font size (in pixels) for regular text.
 
+This setting supports URL patterns.
+
 Type: <<types,Int>>
 
 Default: +pass:[16]+
@@ -3145,6 +3159,8 @@ Default: +pass:[16]+
 === fonts.web.size.default_fixed
 Default font size (in pixels) for fixed-pitch text.
 
+This setting supports URL patterns.
+
 Type: <<types,Int>>
 
 Default: +pass:[13]+
@@ -3153,6 +3169,8 @@ Default: +pass:[13]+
 === fonts.web.size.minimum
 Hard minimum font size (in pixels).
 
+This setting supports URL patterns.
+
 Type: <<types,Int>>
 
 Default: +pass:[0]+
@@ -3161,6 +3179,8 @@ Default: +pass:[0]+
 === fonts.web.size.minimum_logical
 Minimum logical font size (in pixels) that is applied when zooming out.
 
+This setting supports URL patterns.
+
 Type: <<types,Int>>
 
 Default: +pass:[6]+

qutebrowser/browser/webengine/webenginetab.py

@@ -989,6 +989,7 @@ class _Quirk:
         if self.name is None:
             self.name = f"js-{self.filename.replace('_', '-')}"
 
+
 class _WebEngineScripts(QObject):
 
     def __init__(self, tab, parent=None):

qutebrowser/config/configdata.yml

@@ -3270,6 +3270,7 @@ fonts.tabs.unselected:
 
 fonts.web.family.standard:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3277,6 +3278,7 @@ fonts.web.family.standard:
 
 fonts.web.family.fixed:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3284,6 +3286,7 @@ fonts.web.family.fixed:
 
 fonts.web.family.serif:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3291,6 +3294,7 @@ fonts.web.family.serif:
 
 fonts.web.family.sans_serif:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3298,6 +3302,7 @@ fonts.web.family.sans_serif:
 
 fonts.web.family.cursive:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3305,6 +3310,7 @@ fonts.web.family.cursive:
 
 fonts.web.family.fantasy:
   default: ''
+  supports_pattern: true
   type:
     name: FontFamily
     none_ok: true
@@ -3317,6 +3323,7 @@ fonts.web.family.fantasy:
 
 fonts.web.size.default:
   default: 16
+  supports_pattern: true
   type:
     name: Int
     minval: 1
@@ -3325,6 +3332,7 @@ fonts.web.size.default:
 
 fonts.web.size.default_fixed:
   default: 13
+  supports_pattern: true
   type:
     name: Int
     minval: 1
@@ -3333,6 +3341,7 @@ fonts.web.size.default_fixed:
 
 fonts.web.size.minimum:
   default: 0
+  supports_pattern: true
   type:
     name: Int
     minval: 0
@@ -3343,6 +3352,7 @@ fonts.web.size.minimum_logical:
   # This is 0 as default on QtWebKit, and 6 on QtWebEngine - so let's
   # just go for 6 here.
   default: 6
+  supports_pattern: true
   type:
     name: Int
     minval: 0

qutebrowser/config/websettings.py

@@ -23,7 +23,7 @@ import re
 import argparse
 import functools
 import dataclasses
-from typing import Any, Callable, Dict, Optional
+from typing import Any, Callable, Dict, Optional, Union
 
 from PyQt5.QtCore import QUrl, pyqtSlot, qVersion
 from PyQt5.QtGui import QFont
@@ -105,9 +105,6 @@ class AbstractSettings:
     def __init__(self, settings: Any) -> None:
         self._settings = settings
 
-    def _assert_not_unset(self, value: Any) -> None:
-        assert value is not usertypes.UNSET
-
     def set_attribute(self, name: str, value: Any) -> None:
         """Set the given QWebSettings/QWebEngineSettings attribute.
 
@@ -129,30 +126,38 @@ class AbstractSettings:
         info = self._ATTRIBUTES[name]
         return self._settings.testAttribute(info.attributes[0])
 
-    def set_font_size(self, name: str, value: int) -> None:
+    def set_font_size(self, name: str, value: Union[int, usertypes.Unset]) -> None:
         """Set the given QWebSettings/QWebEngineSettings font size."""
-        self._assert_not_unset(value)
         family = self._FONT_SIZES[name]
-        self._settings.setFontSize(family, value)
+        if value is usertypes.UNSET:
+            self._settings.resetFontSize(family)
+        else:
+            self._settings.setFontSize(family, value)
 
-    def set_font_family(self, name: str, value: Optional[str]) -> None:
+    def set_font_family(
+        self,
+        name: str,
+        value: Union[str, None, usertypes.Unset],
+    ) -> None:
         """Set the given QWebSettings/QWebEngineSettings font family.
 
         With None (the default), QFont is used to get the default font for the
         family.
         """
-        self._assert_not_unset(value)
         family = self._FONT_FAMILIES[name]
-        if value is None:
+        if value is usertypes.UNSET:
+            self._settings.resetFontFamily(family)
+        elif value is None:
             font = QFont()
             font.setStyleHint(self._FONT_TO_QFONT[family])
             value = font.defaultFamily()
+            self._settings.setFontFamily(family, value)
+        else:
+            self._settings.setFontFamily(family, value)
 
-        self._settings.setFontFamily(family, value)
-
-    def set_default_text_encoding(self, encoding: str) -> None:
+    def set_default_text_encoding(self, encoding: Union[str, usertypes.Unset]) -> None:
         """Set the default text encoding to use."""
-        self._assert_not_unset(encoding)
+        assert encoding is not usertypes.UNSET  # unclear how to reset
         self._settings.setDefaultTextEncoding(encoding)
 
     def _update_setting(self, setting: str, value: Any) -> bool: