fix: 使用AppletItem和AppletItemButton适配任务栏尺寸

package/driverview.qml

@@ -4,18 +4,20 @@
 
 import QtQuick 2.15
 import QtQuick.Controls 2.15
-import QtQuick.Layouts 1.15
 import org.deepin.ds 1.0
 
-ContainmentItem {
+AppletItem {
     id: root
     objectName: "graphics driver applet"
-    implicitWidth: 56
+    implicitWidth: Panel.rootObject.dockItemMaxSize
-    implicitHeight: 56
+    implicitHeight: Panel.rootObject.dockItemMaxSize
     property int dockOrder: 20
 
     property var applet: Applet
 
+    AppletItemButton {
+        anchors.fill: parent
+
         Rectangle {
             anchors.fill: parent
             color: "#3498db"
@@ -24,17 +26,15 @@ ContainmentItem {
             Text {
                 anchors.centerIn: parent
                 text: "GPU"
-            font.pixelSize: 14
+                font.pixelSize: 12
                 color: "white"
             }
+        }
 
-        MouseArea {
-            anchors.fill: parent
         onClicked: {
             popup.visible = !popup.visible
         }
     }
-    }
 
     Popup {
         id: popup