fix: disable smooth rendering for tray icons to prevent blur

panels/dock/AppletItemButton.qml

@@ -25,7 +25,6 @@ IconButton {
 
     icon.width: 16
     icon.height: 16
-    smooth: false
 
     Connections {
         target: control
@@ -39,4 +38,8 @@ IconButton {
         radius: control.radius
         isActive: control.isActive
     }
+
+    Component.onCompleted: {
+        contentItem.smooth = false
+    }
 }

panels/dock/taskmanager/package/AppItem.qml

@@ -159,8 +159,48 @@ Item {
                 sourceSize: Qt.size(iconSize, iconSize)
                 anchors.centerIn: parent
                 retainWhileLoading: true
-                smooth: iconSize > 32
+                smooth: false
 
+                function mapToScene(px, py) {
+                    return parent.mapToItem(Window.window.contentItem, Qt.point(px, py))
+                }
+
+                function mapFromScene(px, py) {
+                    return parent.mapFromItem(Window.window.contentItem, Qt.point(px, py))
+                }
+
+                function fixPosition() {
+                    anchors.centerIn = undefined
+                    var targetX = (parent.width - width) / 2
+                    var targetY = (parent.height - height) / 2
+
+                    var scenePos = mapToScene(targetX, targetY)
+
+                    var physicalX = Math.round(scenePos.x * Panel.devicePixelRatio)
+                    var physicalY = Math.round(scenePos.y * Panel.devicePixelRatio)
+
+                    var localPos = mapFromScene(physicalX / Panel.devicePixelRatio, physicalY / Panel.devicePixelRatio)
+
+                    x = localPos.x
+                    y = localPos.y
+                }
+
+                Timer {
+                    id: fixPositionTimer
+                    interval: 100
+                    repeat: false
+                    running: false
+                    onTriggered: {
+                        icon.fixPosition()
+                    }
+                }
+
+                Connections {
+                    target: root
+                    function onIconGlobalPointChanged() {
+                        fixPositionTimer.start()
+                    }
+                }
                 LaunchAnimation {
                     id: launchAnimation
                     launchSpace: {

panels/dock/tray/ShellSurfaceItemProxy.qml

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -17,14 +17,19 @@ Item {
     property bool hovered: hoverHandler.hovered
     property bool pressed: tapHandler.pressed
     property int cursorShape: Qt.ArrowCursor
-
+    property alias shellSurfaceItem: impl
+
     implicitWidth: shellSurface ? shellSurface.width : 10
     implicitHeight: shellSurface ? shellSurface.height : 10
 
     function takeFocus() {
         impl.takeFocus()
     }
 
+    function fixPosition() {
+        fixPositionTimer.start()
+    }
+
     ShellSurfaceItem {
         id: impl
         width: parent.width

panels/dock/tray/package/ActionLegacyTrayPluginDelegate.qml

@@ -75,18 +75,17 @@ AppletItemButton {
 
         HoverHandler {
             id: hoverHandler
-            parent: surfaceItem
+            parent: surfaceItem.shellSurfaceItem
         }
         TapHandler {
             id: tapHandler
-            parent: surfaceItem
+            parent: surfaceItem.shellSurfaceItem
         }
 
-        ShellSurfaceItem {
+        DDT.ShellSurfaceItemProxy {
             id: surfaceItem
             anchors.fill: parent
             shellSurface: pluginItem.plugin
-            smooth: false
         }
 
         Component.onCompleted: {
@@ -130,6 +129,7 @@ AppletItemButton {
 
         onItemGlobalPosChanged: {
             updatePluginItemPosTimer.start()
+            surfaceItem.fixPosition()
         }
 
         onVisibleChanged: {

panels/dock/tray/quickpanel/DragItem.qml

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -105,6 +105,7 @@ Item {
         }
 
         Loader {
+            id: proxyLoader
             active: isFallbackIcon && root.dragItem.DQuickDrag.isDragging
             anchors.centerIn: parent
             anchors.verticalCenterOffset: -root.fallbackIconSize.height / 3 * 2
@@ -114,6 +115,12 @@ Item {
                 height: root.fallbackIconSize.height
             }
         }
+
+        onCurrentDragPointChanged: {
+            if (proxyLoader.item) {
+                proxyLoader.item.fixPosition()
+            }
+        }
     }
 
     DragHandler {

panels/dock/tray/quickpanel/PanelTrayItem.qml

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -57,6 +57,7 @@ Control {
                 name: "dock-control-panel"
                 palette: DTK.makeIconPalette(root.palette)
                 theme: root.ColorSelector.controlTheme
+                smooth: false
             }
             HoverHandler {
                 enabled: !root.isOpened