设置滚动代理的滚动模式为逐像素

qfluentwidgets/components/widgets/scroll_bar.py

@@ -3,7 +3,7 @@ from PyQt5.QtCore import (QEvent, QEasingCurve, Qt, pyqtSignal, QPropertyAnimati
                           QTimer, QPoint, QObject)
 from PyQt5.QtGui import QPainter, QColor, QMouseEvent
 from PyQt5.QtWidgets import (QWidget, QToolButton, QAbstractScrollArea, QGraphicsOpacityEffect,
-                             QHBoxLayout, QVBoxLayout, QApplication)
+                             QHBoxLayout, QVBoxLayout, QApplication, QAbstractItemView)
 
 from ...common.icon import FluentIcon
 from ...common.style_sheet import isDarkTheme
@@ -485,6 +485,10 @@ class SmoothScrollDelegate(QObject):
         self.verticalSmoothScroll = SmoothScroll(parent, Qt.Vertical)
         self.horizonSmoothScroll = SmoothScroll(parent, Qt.Horizontal)
 
+        if isinstance(parent, QAbstractItemView):
+            parent.setVerticalScrollMode(QAbstractItemView.ScrollPerPixel)
+            parent.setHorizontalScrollMode(QAbstractItemView.ScrollPerPixel)
+
         parent.viewport().installEventFilter(self)
         parent.setVerticalScrollBarPolicy = self.setVerticalScrollBarPolicy
         parent.setHorizontalScrollBarPolicy = self.setHorizontalScrollBarPolicy

qfluentwidgets/components/widgets/table_view.py

@@ -130,15 +130,11 @@ class TableBase:
 
         # set style sheet
         FluentStyleSheet.TABLE_VIEW.apply(self)
-        FluentStyleSheet.TABLE_VIEW.apply(self.verticalScrollBar())
-        FluentStyleSheet.TABLE_VIEW.apply(self.horizontalScrollBar())
 
         self.setShowGrid(False)
         self.setMouseTracking(True)
         self.setItemDelegate(self.delegate)
         self.setSelectionBehavior(TableWidget.SelectRows)
-        self.setVerticalScrollMode(QTableView.ScrollPerPixel)
-        self.setHorizontalScrollMode(QTableView.ScrollPerPixel)
 
         self.entered.connect(lambda i: self.setHoverRow(i.row()))
         self.pressed.connect(lambda i: self.setPressedRow(i.row()))

qfluentwidgets/components/widgets/tree_view.py

@@ -45,15 +45,11 @@ class TreeViewBase:
 
     def __init__(self, *args, **kwargs):
         self.scrollDelagate = SmoothScrollDelegate(self)
-        
-        self.setHorizontalScrollMode(QTreeView.ScrollPerPixel)
-        self.setVerticalScrollMode(QTreeView.ScrollPerPixel)
+
         self.setItemDelegate(TreeItemDelegate(self))
         self.setIconSize(QSize(16, 16))
 
         FluentStyleSheet.TREE_VIEW.apply(self)
-        FluentStyleSheet.TREE_VIEW.apply(self.verticalScrollBar())
-        FluentStyleSheet.TREE_VIEW.apply(self.horizontalScrollBar())
 
     def drawBranches(self, painter, rect, index):
         rect.moveLeft(15)