Add theme update handling to manuscript build tool

novelwriter/extensions/switch.py

@@ -34,7 +34,7 @@ from novelwriter.types import QtNoPen, QtPaintAntiAlias, QtSizeFixed
 class NSwitch(QAbstractButton):
     """Custom: Toggle Switch."""
 
-    __slots__ = ("_cOff", "_cOn", "_offset", "_rH", "_rR", "_xH", "_xR", "_xW")
+    __slots__ = ("_offset", "_rH", "_rR", "_xH", "_xR", "_xW")
 
     def __init__(self, parent: QWidget, height: int = 0) -> None:
         super().__init__(parent=parent)
@@ -45,13 +45,11 @@ class NSwitch(QAbstractButton):
         self._rH = self._xH - 4
         self._rR = self._xR - 2
 
-        self._cOn = SHARED.theme.accentCol
-        self._cOff = self.palette().alternateBase()
-
         self.setCheckable(True)
         self.setSizePolicy(QtSizeFixed, QtSizeFixed)
         self.setFixedWidth(self._xW)
         self.setFixedHeight(self._xH)
+        self.setUpdatesEnabled(True)
         self._offset = self._xR
 
         self.clicked.connect(self._onClick)
@@ -96,7 +94,7 @@ class NSwitch(QAbstractButton):
         painter.setOpacity(1.0 if self.isEnabled() else 0.5)
 
         painter.setPen(palette.highlight().color() if self.hasFocus() else palette.mid().color())
-        painter.setBrush(self._cOn if self.isChecked() else self._cOff)
+        painter.setBrush(SHARED.theme.accentCol if self.isChecked() else palette.alternateBase())
         painter.drawRoundedRect(0, 0, self._xW, self._xH, self._xR, self._xR)
 
         painter.setPen(QtNoPen)
@@ -110,6 +108,10 @@ class NSwitch(QAbstractButton):
         self.setCursor(Qt.CursorShape.PointingHandCursor)
         super().enterEvent(event)
 
+    ##
+    #  Internal Functions
+    ##
+
     @pyqtSlot(bool)
     def _onClick(self, checked: bool) -> None:
         """Animate the toggle action."""