Fix: The screen size show error.

-- Add Group Policy item to control whether to display screen size.

Log: fix issue
Bug: https://pms.uniontech.com/bug-view-354275.html

Author: GongHeng2017

deepin-devicemanager/assets/org.deepin.devicemanager.json

@@ -50,6 +50,18 @@
             "description": "此配置项默认为空。如果specialComType==8,程序则启用此项配置。",
             "permissions": "readwrite",
             "visibility": "private"
+        },
+        "showScreenSize": {
+            "value": true,
+            "serial": 0,
+            "flags": [
+                "global"
+            ],
+            "name": "Is show screen size",
+            "name[zh_CN]": "是否显示屏幕尺寸",
+            "description": "是否显示屏幕尺寸，默认为true",
+            "permissions": "readwrite",
+            "visibility": "private"
         }
     }
 }

deepin-devicemanager/src/DeviceManager/DeviceMonitor.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -403,7 +403,15 @@ void DeviceMonitor::loadOtherDeviceInfo()
         }
     }
     addOtherDeviceInfo("Primary Monitor", m_MainScreen);
-    addOtherDeviceInfo("Size", m_ScreenSize);
+    bool showScreenSize { true };
+#ifdef DTKCORE_CLASS_DConfigFile
+    DConfig *dconfig = DConfig::create("org.deepin.devicemanager","org.deepin.devicemanager");
+    if(dconfig && dconfig->isValid() && dconfig->keyList().contains("showScreenSize")){
+        showScreenSize = dconfig->value("showScreenSize").toBool();
+    }
+#endif
+    if (showScreenSize)
+        addOtherDeviceInfo("Size", m_ScreenSize);
     addOtherDeviceInfo("Serial Number", m_SerialNumber);
 //    addOtherDeviceInfo("Product Date", m_ProductionWeek);