diff --git a/.changelog/lang_zh-Hans.json b/.changelog/lang_zh-Hans.json
index c5b782ae..71519ea2 100644
--- a/.changelog/lang_zh-Hans.json
+++ b/.changelog/lang_zh-Hans.json
@@ -9,7 +9,9 @@
         "images.detectMultiColors 方法, 用于多点颜色校验 _[`issue #374`](http://issues.autojs6.com/374)_",
         "images.matchFeatures/detectAndComputeFeatures 方法, 支持全分辨率找图 (Ref to [Auto.js Pro](https://g.pro.autojs.org/)) _[`issue #366`](http://issues.autojs6.com/366)_",
         "images.compressToBytes 方法, 用于压缩图像并生成字节数组",
-        "images.downsample 方法, 用于像素降采样并生成新的 ImageWrapper"
+        "images.downsample 方法, 用于像素降采样并生成新的 ImageWrapper",
+        "ui.keepScreenOn 方法, 用于 UI 页面获取焦点时保持设备屏幕常亮",
+        "ui.root 属性 (getter), 用于获取 UI 页面布局的 \"窗口内容根容器\" 节点",
       ],
       "fix": [
         "主页文档标签显示在线文档时部分内容被系统导航栏遮挡的问题",
diff --git a/app/src/main/assets-app/sample/布局/登录界面.js b/app/src/main/assets-app/sample/布局/登录界面.js
index 62ae478d..993c5e0e 100644
--- a/app/src/main/assets-app/sample/布局/登录界面.js
+++ b/app/src/main/assets-app/sample/布局/登录界面.js
@@ -1,7 +1,7 @@
 "ui";
 
 showLoginUI();
-ui.statusBarColor("#000000")
+// ui.statusBarColor("#000000")
 
 //显示登录界面
 function showLoginUI(){
diff --git a/app/src/main/assets-app/sample/布局/简单 Android 布局 [v6.6.3+].js b/app/src/main/assets-app/sample/布局/简单 Android 布局 [v6.6.3+].js
new file mode 100644
index 00000000..4c81b701
--- /dev/null
+++ b/app/src/main/assets-app/sample/布局/简单 Android 布局 [v6.6.3+].js	
@@ -0,0 +1,51 @@
+'ui';
+
+const themeColor = Color(autojs.themeColor);
+
+ui.layout(
+    <org.autojs.autojs.core.ui.widget.JsTextClock
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/text_clock"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:format24Hour="HH:mm"
+        android:textSize="36sp"/>,
+);
+
+/* 1 秒钟后应用自定义样式. */
+setTimeout(() => {
+    ui.keepScreenOn();
+
+    ui.backgroundColor(themeColor);
+
+    ui.statusBarColor(themeColor);
+    ui.statusBarAppearanceLightBy(themeColor);
+
+    ui.navigationBarColor(themeColor);
+    ui.navigationBarAppearanceLightBy(themeColor);
+
+    /** @type {JsTextClock} */
+    let textClockView = ui['text_clock'];
+
+    textClockView.attr('color', ColorUtils.adjustThemeColorForContrast(themeColor.toInt()));
+    textClockView.attr('size', '64');
+    textClockView.attr('layout_gravity', 'center');
+    textClockView.attr('format24Hour', 'HH:mm:ss');
+
+    let textSizeSp = DisplayUtils.pxToSp(textClockView.getTextSize());
+    let detector = new ScaleGestureDetector(context,
+        new JavaAdapter(ScaleGestureDetector.SimpleOnScaleGestureListener, {
+            onScale(det) {
+                textSizeSp *= det.getScaleFactor();
+                textSizeSp = Math.max(8, Math.min(textSizeSp, 512));
+                textClockView.setTextSize(TypedValue.COMPLEX_UNIT_SP, textSizeSp);
+                return true;
+            },
+        }),
+    );
+    ui.root.setOnTouchListener({
+        onTouch(v, me) {
+            return detector.onTouchEvent(me);
+        },
+    });
+}, 1e3);
\ No newline at end of file
diff --git a/app/src/main/assets-app/sample/布局/简单安卓布局.js b/app/src/main/assets-app/sample/布局/简单 Android 布局.js
similarity index 100%
rename from app/src/main/assets-app/sample/布局/简单安卓布局.js
rename to app/src/main/assets-app/sample/布局/简单 Android 布局.js
diff --git a/app/src/main/java/org/autojs/autojs/runtime/api/augment/ui/UI.kt b/app/src/main/java/org/autojs/autojs/runtime/api/augment/ui/UI.kt
index 0dd60e69..56de11a4 100644
--- a/app/src/main/java/org/autojs/autojs/runtime/api/augment/ui/UI.kt
+++ b/app/src/main/java/org/autojs/autojs/runtime/api/augment/ui/UI.kt
@@ -4,6 +4,7 @@ import android.os.Build
 import android.view.ContextThemeWrapper
 import android.view.View
 import android.view.ViewGroup
+import android.view.WindowManager
 import androidx.core.graphics.drawable.toDrawable
 import org.autojs.autojs.annotation.RhinoFunctionBody
 import org.autojs.autojs.annotation.RhinoRuntimeFunctionInterface
@@ -122,18 +123,23 @@ class UI(private val scriptRuntime: ScriptRuntime) : AugmentableProxy(scriptRunt
         ::findByStringId.name,
         ::findView.name,
         ::finish.name,
+        ::keepScreenOn.name,
     )
 
     override val selfAssignmentGetters = listOf<Pair<String, Supplier<Any?>>>(
         "R" to Supplier { scriptRuntime.topLevelScope.prop("R").jsUnwrapped() },
         "__widgets__" to Supplier { scriptRuntime.ui.widgets },
+        "root" to Supplier {
+            val activity = getActivity(scriptRuntime)
+            (activity as? ScriptExecuteActivity)?.findViewById(android.R.id.content)
+        },
         "emitter" to Supplier {
             val activity = getActivity(scriptRuntime)
             (activity as? ScriptExecuteActivity)?.eventEmitter
         },
         "statusBarHeight" to Supplier {
             ViewUtils.getStatusBarHeightByDimen(globalContext)
-        }
+        },
     )
 
     init {
@@ -678,6 +684,15 @@ class UI(private val scriptRuntime: ScriptRuntime) : AugmentableProxy(scriptRunt
             UNDEFINED
         }
 
+        @JvmStatic
+        @RhinoRuntimeFunctionInterface
+        fun keepScreenOn(scriptRuntime: ScriptRuntime, args: Array<out Any?>): Undefined = ensureArgumentsIsEmpty(args) {
+            ensureActivity(scriptRuntime) { activity ->
+                activity.window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+            }
+            UNDEFINED
+        }
+
         private fun initWidgetConstructor(ctor: BaseFunction) {
             val prototype = ctor.prop("prototype") as? ScriptableObject ?: newNativeObject()
             assignWidgetProperties(prototype)