feat: add 'scrollBarPolicy' and 'sizeMode' config

滚动条策略和紧凑模式现在通过dconfig来设置

pms: Task-365811

configs/org.deepin.dtk.preference.json

@@ -84,6 +84,28 @@
             "description[zh_CN]": "配置启/禁用动画效果，注意需要重启应用生效配置。",
             "permissions": "readwrite",
             "visibility": "public"
+        },
+        "scrollBarPolicy": {
+            "value": 0,
+            "serial": 0,
+            "flags": [],
+            "name": "Scroll bar strategy for controlling dtk applications",
+            "name[zh_CN]": "控制 dtk 应用的滚动条策略",
+            "description": "Configure the scrollbar policy for the dtk application, with values following the behavior of Qt:: ScrollBarPolicy.",
+            "description[zh_CN]": "配置 dtk 应用的滚动条策略, 其值的行为遵循 Qt::ScrollBarPolicy",
+            "permissions": "readwrite",
+            "visibility": "public"
+        },
+        "sizeMode": {
+            "value": 0,
+            "serial": 0,
+            "flags": [],
+            "name": "Compact mode switch for controlling dtk applications",
+            "name[zh_CN]": "控制 dtk 应用的紧凑模式开关",
+            "description": "Configure whether to enable compact mode, 0 is disabled, 1 is enabled.",
+            "description[zh_CN]": "配置是否开启紧凑模式, 0为禁用, 1为启用",
+            "permissions": "readwrite",
+            "visibility": "public"
         }
     }
 }