!10212 窗口子系统模块文档更新

Merge pull request !10212 from ZhengJiangliang/master

zh-cn/application-dev/reference/apis/js-apis-display.md

@@ -11,7 +11,6 @@
 import display from '@ohos.display';
 ```
 
-
 ## DisplayState
 
 显示设备的状态枚举。
@@ -65,61 +64,6 @@ import display from '@ohos.display';
 | boundingRects                | Array\<[Rect](#rect9)> | 是   | 否   | 挖孔、刘海等区域的边界矩形。 |
 | waterfallDisplayAreaRects   | [WaterfallDisplayAreaRects](#waterfalldisplayarearects9) | 是 | 否 | 瀑布屏曲面部分显示区域。 |
 
-## display.getDefaultDisplay
-
-getDefaultDisplay(callback: AsyncCallback&lt;Display&gt;): void
-
-获取当前默认的display对象，使用callback异步回调。
-
-**系统能力：** SystemCapability.WindowManager.WindowManager.Core
-
-**参数：**
-
-| 参数名 | 类型 | 必填 | 说明 |
-| -------- | -------- | -------- | -------- |
-| callback | AsyncCallback&lt;[Display](#display)&gt; | 是 | 回调函数。返回当前默认的display对象。 |
-
-**示例：**
-
-```js
-var displayClass = null;
-display.getDefaultDisplay((err, data) => {
-    if (err.code) {
-        console.error('Failed to obtain the default display object. Code:  ' + JSON.stringify(err));
-        return;
-    }
-    console.info('Succeeded in obtaining the default display object. Data:' + JSON.stringify(data));
-    displayClass = data;
-});
-```
-
-## display.getDefaultDisplay
-
-getDefaultDisplay(): Promise&lt;Display&gt;
-
-获取当前默认的display对象，使用Promise异步回调。
-
-**系统能力：** SystemCapability.WindowManager.WindowManager.Core
-
-**返回值：**
-
-| 类型                               | 说明                                           |
-| ---------------------------------- | ---------------------------------------------- |
-| Promise&lt;[Display](#display)&gt; | Promise对象。返回当前默认的display对象。 |
-
-**示例：**
-
-```js
-var displayClass = null;
-let promise = display.getDefaultDisplay();
-promise.then((data) => {
-    displayClass = data;
-    console.info('Succeeded in obtaining the default display object. Data:' + JSON.stringify(data));
-}).catch((err) => {
-    console.error('Failed to obtain the default display object. Code:  ' + JSON.stringify(err));
-});
-```
-
 ## display.getDefaultDisplaySync<sup>9+</sup>
 
 getDefaultDisplaySync(): Display
@@ -134,15 +78,27 @@ getDefaultDisplaySync(): Display
 | ------------------------------| ----------------------------------------------|
 | [Display](#display) | 返回默认的display对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var displayClass = display.getDefaultDisplaySync();
+try {
+    let displayClass = display.getDefaultDisplaySync();
+} catch (exception) {
+    console.error('Failed to obtain the default display object. Code: ' + JSON.stringify(exception));
+};
 ```
 
-## display.getAllDisplay
+## display.getAllDisplays<sup>9+</sup>
 
-getAllDisplay(callback: AsyncCallback&lt;Array&lt;Display&gt;&gt;): void
+getAllDisplays(callback: AsyncCallback&lt;Array&lt;Display&gt;&gt;): void
 
 获取当前所有的display对象，使用callback异步回调。
 
@@ -150,14 +106,24 @@ getAllDisplay(callback: AsyncCallback&lt;Array&lt;Display&gt;&gt;): void
 
 **参数：**
 
-| 参数名   | 类型                                                 | 必填 | 说明                            |
+| 参数名 | 类型 | 必填 | 说明 |
 | -------- | ---------------------------------------------------- | ---- | ------------------------------- |
-| callback | AsyncCallback&lt;Array&lt;[Display](#display)&gt;&gt; | 是   | 回调函数。返回当前所有的display对象。 |
+| callback | AsyncCallback&lt;Array&lt;[Display](#display)&gt;&gt; | 是 | 回调函数。返回当前所有的display对象。 |
+
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
 
 **示例：**
 
 ```js
-display.getAllDisplay((err, data) => {
+let displayClass = null;
+display.getAllDisplays((err, data) => {
+    displayClass = data;
     if (err.code) {
         console.error('Failed to obtain all the display objects. Code: ' + JSON.stringify(err));
         return;
@@ -166,9 +132,9 @@ display.getAllDisplay((err, data) => {
 });
 ```
 
-## display.getAllDisplay
+## display.getAllDisplays<sup>9+</sup>
 
-getAllDisplay(): Promise&lt;Array&lt;Display&gt;&gt;
+getAllDisplays(): Promise&lt;Array&lt;Display&gt;&gt;
 
 获取当前所有的display对象，使用Promise异步回调。
 
@@ -176,15 +142,25 @@ getAllDisplay(): Promise&lt;Array&lt;Display&gt;&gt;
 
 **返回值：**
 
-| 类型                                            | 说明                                                    |
+| 类型 | 说明 |
 | ----------------------------------------------- | ------------------------------------------------------- |
 | Promise&lt;Array&lt;[Display](#display)&gt;&gt; | Promise对象。返回当前所有的display对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-let promise = display.getAllDisplay();
+let displayClass = null;
+let promise = display.getAllDisplays();
 promise.then((data) => {
+    displayClass = data;
     console.info('Succeeded in obtaining all the display objects. Data: ' + JSON.stringify(data));
 }).catch((err) => {
     console.error('Failed to obtain all the display objects. Code: ' + JSON.stringify(err));
@@ -195,7 +171,7 @@ promise.then((data) => {
 
 hasPrivateWindow(displayId: number): boolean
 
-查询指定display对象上是否有可见的隐私窗口。可通过[setPrivacyMode](js-apis-window.md#setprivacymode7)接口设置隐私窗口。隐私窗口内容将无法被截屏或录屏。
+查询指定display对象上是否有可见的隐私窗口。可通过[setWindowPrivacyMode()](js-apis-window.md#setwindowprivacymode9)接口设置隐私窗口。隐私窗口内容将无法被截屏或录屏。
 
 **系统接口：** 此接口为系统接口。
 
@@ -213,28 +189,38 @@ hasPrivateWindow(displayId: number): boolean
 | -------------------------------- |-----------------------------------------------------------------------|
 |boolean | 查询的display对象上是否有可见的隐私窗口。<br>true表示此display对象上有可见的隐私窗口，false表示此display对象上没有可见的隐私窗口。</br> |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-var displayClass = null;
-display.getDefaultDisplay((err, data) => {
-  if (err.code) {
-    console.error('Failed to obtain the default display object. Code:  ' + JSON.stringify(err));
+let displayClass = null;
+try {
+    displayClass = display.getDefaultDisplaySync();
+} catch (exception) {
+    console.error('Failed to obtain the default display object. Code: ' + JSON.stringify(exception));
     return;
-  }
-  console.info('Succeeded in obtaining the default display object. Data:' + JSON.stringify(data));
-  displayClass = data;
-});
+};
 
-var ret = display.hasPrivateWindow(displayClass.id);
+try {
+    let ret = display.hasPrivateWindow(displayClass.id);
+} catch (exception) {
+    console.error('Failed to check has privateWindow or not. Code: ' + JSON.stringify(exception));
+};
 if (ret == undefined) {
-  console.log("Failed to check  has privateWindow or not.");
+  console.log("Failed to check has privateWindow or not.");
 }
 if (ret) {
   console.log("There has privateWindow.");
 } else if (!ret) {
   console.log("There has no privateWindow.");
-}
+};
 ```
 
 ## display.on('add'|'remove'|'change')
@@ -255,10 +241,14 @@ on(type: 'add'|'remove'|'change', callback: Callback&lt;number&gt;): void
 **示例：**
 
 ```js
-var callback = (data) => {
+let callback = (data) => {
     console.info('Listening enabled. Data: ' + JSON.stringify(data));
 }
-display.on("add", callback);
+try {
+    display.on("add", callback);
+} catch (exception) {
+    console.error('Failed to register callback. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## display.off('add'|'remove'|'change')
@@ -279,13 +269,139 @@ off(type: 'add'|'remove'|'change', callback?: Callback&lt;number&gt;): void
 **示例：**
 
 ```js
-display.off("remove");
+try {
+    display.off("remove");
+} catch (exception) {
+    console.error('Failed to unregister callback. Code: ' + JSON.stringify(exception));
+};
+```
+
+## display.getDefaultDisplay<sup>(deprecated)</sup>
+
+getDefaultDisplay(callback: AsyncCallback&lt;Display&gt;): void
+
+获取当前默认的display对象，使用callback异步回调。
+
+> **说明：**
+> 
+> 从 API version 7开始支持，从API version 9开始废弃，推荐使用[getDefaultDisplaySync()](#displaygetdefaultdisplaysync9)。
+
+**系统能力：** SystemCapability.WindowManager.WindowManager.Core
+
+**参数：**
+
+| 参数名 | 类型 | 必填 | 说明 |
+| -------- | -------- | -------- | -------- |
+| callback | AsyncCallback&lt;[Display](#display)&gt; | 是 | 回调函数。返回当前默认的display对象。 |
+
+**示例：**
+
+```js
+let displayClass = null;
+display.getDefaultDisplay((err, data) => {
+    if (err.code) {
+        console.error('Failed to obtain the default display object. Code:  ' + JSON.stringify(err));
+        return;
+    }
+    console.info('Succeeded in obtaining the default display object. Data:' + JSON.stringify(data));
+    displayClass = data;
+});
+```
+
+## display.getDefaultDisplay<sup>(deprecated)</sup>
+
+getDefaultDisplay(): Promise&lt;Display&gt;
+
+获取当前默认的display对象，使用Promise异步回调。
+
+> **说明：**
+> 
+> 从 API version 7开始支持，从API version 9开始废弃，推荐使用[getDefaultDisplaySync()](#displaygetdefaultdisplaysync9)。
+
+**系统能力：** SystemCapability.WindowManager.WindowManager.Core
+
+**返回值：**
+
+| 类型                               | 说明                                           |
+| ---------------------------------- | ---------------------------------------------- |
+| Promise&lt;[Display](#display)&gt; | Promise对象。返回当前默认的display对象。 |
+
+**示例：**
+
+```js
+let displayClass = null;
+let promise = display.getDefaultDisplay();
+promise.then((data) => {
+    displayClass = data;
+    console.info('Succeeded in obtaining the default display object. Data:' + JSON.stringify(data));
+}).catch((err) => {
+    console.error('Failed to obtain the default display object. Code:  ' + JSON.stringify(err));
+});
+```
+
+## display.getAllDisplay<sup>(deprecated)</sup>
+
+getAllDisplay(callback: AsyncCallback&lt;Array&lt;Display&gt;&gt;): void
+
+获取当前所有的display对象，使用callback异步回调。
+
+> **说明：**
+> 
+> 从 API version 7开始支持，从API version 9开始废弃，推荐使用[getAllDisplays()](#displaygetalldisplays9)。
+
+**系统能力：** SystemCapability.WindowManager.WindowManager.Core
+
+**参数：**
+
+| 参数名   | 类型                                                 | 必填 | 说明                            |
+| -------- | ---------------------------------------------------- | ---- | ------------------------------- |
+| callback | AsyncCallback&lt;Array&lt;[Display](#display)&gt;&gt; | 是   | 回调函数。返回当前所有的display对象。 |
+
+**示例：**
+
+```js
+display.getAllDisplay((err, data) => {
+    if (err.code) {
+        console.error('Failed to obtain all the display objects. Code: ' + JSON.stringify(err));
+        return;
+    }
+    console.info('Succeeded in obtaining all the display objects. Data: ' + JSON.stringify(data));
+});
+```
+
+## display.getAllDisplay<sup>(deprecated)</sup>
+
+getAllDisplay(): Promise&lt;Array&lt;Display&gt;&gt;
+
+获取当前所有的display对象，使用Promise异步回调。
+
+> **说明：**
+> 
+> 从 API version 7开始支持，从API version 9开始废弃，推荐使用[getAllDisplays()](#displaygetalldisplays9-1)。
+
+**系统能力：** SystemCapability.WindowManager.WindowManager.Core
+
+**返回值：**
+
+| 类型                                            | 说明                                                    |
+| ----------------------------------------------- | ------------------------------------------------------- |
+| Promise&lt;Array&lt;[Display](#display)&gt;&gt; | Promise对象。返回当前所有的display对象。 |
+
+**示例：**
+
+```js
+let promise = display.getAllDisplay();
+promise.then((data) => {
+    console.info('Succeeded in obtaining all the display objects. Data: ' + JSON.stringify(data));
+}).catch((err) => {
+    console.error('Failed to obtain all the display objects. Code: ' + JSON.stringify(err));
+});
 ```
 
 ## Display
 屏幕实例。描述display对象的属性和方法。
 
-下列API示例中都需先使用[getAllDisplay()](#displaygetalldisplay)、[getDefaultDisplay()](#displaygetdefaultdisplay)、[getDefaultDisplaySync()](#displaygetdefaultdisplaysync)中的任一方法获取到Display实例，再通过此实例调用对应方法。
+下列API示例中都需先使用[getAllDisplays()](#displaygetalldisplays9)、[getDefaultDisplaySync()](#displaygetdefaultdisplaysync9)中的任一方法获取到Display实例，再通过此实例调用对应方法。
 
 **系统能力：** SystemCapability.WindowManager.WindowManager.Core
 
@@ -312,20 +428,36 @@ getCutoutInfo(callback: AsyncCallback&lt;CutoutInfo&gt;): void
 
 **系统能力：** SystemCapability.WindowManager.WindowManager.Core
 
+**参数：**
+
 | 参数名      | 类型                        | 必填 | 说明                                                         |
 | ----------- | --------------------------- | ---- | ------------------------------------------------------------ |
 | callback    | AsyncCallback&lt;[CutoutInfo](#cutoutinfo9)&gt;   | 是   | 回调函数。当获取信息成功，err为undefined，data为获取到的CutoutInfo对象；否则err为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
+try {
+    let displayClass = display.getDefaultDisplaySync();
+} catch (exception) {
+    console.error('Failed to obtain the default display object. Code: ' + JSON.stringify(exception));
+};
+
 displayClass.getCutoutInfo((err, data) => {
     if (err.code) {
-        console.error('Failed to get cutoutInfo. Cause: ' + JSON.stringify(err));
+        console.error('Failed to get cutoutInfo. Code: ' + JSON.stringify(err));
         return;
     }
     console.info('Succeeded in getting cutoutInfo. data: ' + JSON.stringify(data));
-})
+});
 ```
 ### getCutoutInfo<sup>9+</sup>
 getCutoutInfo(): Promise&lt;CutoutInfo&gt;
@@ -340,11 +472,25 @@ getCutoutInfo(): Promise&lt;CutoutInfo&gt;
 | ------------------- | ------------------------- |
 | Promise&lt;[CutoutInfo](#cutoutinfo9)&gt; | Promise对象，返回描述不可用屏幕区域的CutoutInfo对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
+try {
+    let displayClass = display.getDefaultDisplaySync();
+} catch (exception) {
+    console.error('Failed to obtain the default display object. Code: ' + JSON.stringify(exception));
+};
+
 let promise = displayClass.getCutoutInfo();
 promise.then((data) => {
     console.info('Succeeded in getting cutoutInfo. Data: ' + JSON.stringify(data));
 });
-```
+```
\ No newline at end of file

zh-cn/application-dev/reference/apis/js-apis-screen.md

@@ -28,6 +28,14 @@ getAllScreens(callback: AsyncCallback<Array<Screen>>): void
 | -------- | --------------------------------------------------- | ---- | -------------------------------------- |
 | callback | AsyncCallback<Array<[Screen](#screen)>> | 是   | 回调函数。返回当前获取的屏幕对象集合。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
@@ -56,6 +64,14 @@ getAllScreens(): Promise<Array<Screen>>
 | --------------------------------------------- | ----------------------------------------- |
 | Promise<Array<[Screen](#screen)>> | Promise对象。返回当前获取的屏幕对象集合。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
@@ -87,10 +103,14 @@ on(eventType: 'connect' | 'disconnect' | 'change', callback: Callback<number&
 **示例：**
 
 ```js
-var callback = (data) => {
-    console.info('Register the callback for screen changes. Data: ' + JSON.stringify(data))
+try {
+    let callback = (data) => {
+        console.info('Register the callback for screen changes. Data: ' + JSON.stringify(data))
+    };
+    screen.on('connect', callback);
+} catch (exception) {
+    console.error('Failed to register the callback for screen changes. Code: ' + JSON.stringify(exception));
 };
-screen.on("connect", callback);
 ```
 
 ## screen.off('connect' | 'disconnect' | 'change')
@@ -111,10 +131,14 @@ off(eventType: 'connect' | 'disconnect' | 'change', callback?: Callback<numbe
 **示例：**
 
 ```js
-var callback = (data) => {
-    console.info('Unregister the callback for screen changes. Data: ' + JSON.stringify(data))
+try {
+    let callback = (data) => {
+        console.info('Unregister the callback for screen changes. Data: ' + JSON.stringify(data))
+    };
+    screen.off('connect', callback);
+} catch (exception) {
+    console.error('Failed to register the callback for screen changes. Code: ' + JSON.stringify(exception));
 };
-screen.off("connect", callback);
 ```
 
 ## screen.makeExpand
@@ -132,18 +156,30 @@ makeExpand(options:Array<ExpandOption>, callback: AsyncCallback<number&
 | options  | Array<[ExpandOption](#expandoption)> | 是   | 设置扩展屏幕的参数集合。         |
 | callback | Callback<number>                     | 是   | 回调函数。返回扩展屏幕的群组id。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var groupId = null;
-screen.makeExpand([{screenId: 0, startX: 0, startY: 0}, {screenId: 1, startX: 1080, startY: 0}], (err, data) => {
-  if (err.code) {
-    console.error('Failed to make screens as expand-screen. Cause:' + JSON.stringify(err));
-    return;
-  }
-  groupId = data;
-  console.info('Succeeded in making screens as expand-screen.Data:' + JSON.stringify(data));
-});
+try {
+    let groupId = null;
+    screen.makeExpand([{screenId: 0, startX: 0, startY: 0}, {screenId: 1, startX: 1080, startY: 0}], (err, data) => {
+      if (err.code) {
+        console.error('Failed to make screens as expand-screen. Code:' + JSON.stringify(err));
+        return;
+      }
+      groupId = data;
+      console.info('Succeeded in making screens as expand-screen. Data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to make screens as expand-screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.makeExpand
@@ -166,14 +202,26 @@ makeExpand(options:Array<ExpandOption>): Promise<number>
 | --------------------- | ----------------------------------- |
 | Promise<number> | Promise对象。返回扩展屏幕的群组id。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-screen.makeExpand([{screenId: 0, startX: 0, startY: 0}, {screenId: 1, startX: 1080, startY: 0}]).then((data) => {
-  console.info('Succeeded in making screens as expand-screen.Data:' + JSON.stringify(data));
-}).catch((err) => {
-  console.error('Failed to make screens as expand-screen. Cause:' + JSON.stringify(err));
-});
+try {
+    screen.makeExpand([{screenId: 0, startX: 0, startY: 0}, {screenId: 1, startX: 1080, startY: 0}]).then((data) => {
+      console.info('Succeeded in making screens as expand-screen. Data: ' + JSON.stringify(data));
+    }).catch((err) => {
+      console.error('Failed to make screens as expand-screen. Code:' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to make screens as expand-screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.makeMirror
@@ -192,18 +240,30 @@ makeMirror(mainScreen:number, mirrorScreen:Array<number>, callback: AsyncC
 | mirrorScreen | Array<number>         | 是   | 镜像屏幕id集合。       |
 | callback     | AsyncCallback<number> | 是   | 回调函数。返回镜像屏幕的群组id。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var mainScreenId = 0;
-var mirrorScreenIds = [1, 2, 3];
-screen.makeMirror(mainScreenId, mirrorScreenIds, (err, data) => {
-  if (err.code) {
-    console.error('Failed to make screens as mirror-screen.Cause:' + JSON.stringify(err));
-    return;
-  }
-  console.info('Succeeded in making screens as mirror-screen.Data:' + JSON.stringify(data));
-});
+let mainScreenId = 0;
+let mirrorScreenIds = [1, 2, 3];
+try {
+    screen.makeMirror(mainScreenId, mirrorScreenIds, (err, data) => {
+      if (err.code) {
+        console.error('Failed to make screens as mirror-screen. Code: ' + JSON.stringify(err));
+        return;
+      }
+      console.info('Succeeded in making screens as mirror-screen. Data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to make screens as mirror-screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.makeMirror
@@ -227,16 +287,28 @@ makeMirror(mainScreen:number, mirrorScreen:Array<number>): Promise<numb
 | --------------------- | ----------------------------------- |
 | Promise<number> | Promise对象。返回镜像屏幕的群组id。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var mainScreenId = 0;
-var mirrorScreenIds = [1, 2, 3];
-screen.makeMirror(mainScreenId, mirrorScreenIds).then((data) => {
-  console.info('Succeeded in making screens as mirror-screen.Data:' + JSON.stringify(data));
-}).catch((err) => {
-  console.error('Failed to make screens as mirror-screen.Cause:' + JSON.stringify(err));
-});
+let mainScreenId = 0;
+let mirrorScreenIds = [1, 2, 3];
+try {
+    screen.makeMirror(mainScreenId, mirrorScreenIds).then((data) => {
+      console.info('Succeeded in making screens as mirror-screen. Data: ' + JSON.stringify(data));
+    }).catch((err) => {
+      console.error('Failed to make screens as mirror-screen. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to make screens as mirror-screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.createVirtualScreen
@@ -256,24 +328,36 @@ createVirtualScreen(options:VirtualScreenOption, callback: AsyncCallback<Scre
 | options  | [VirtualScreenOption](#virtualscreenoption) | 是   | 用于创建虚拟屏幕的参数。           |
 | callback | AsyncCallback<[Screen](#screen)>      | 是   | 回调函数，返回创建的虚拟屏幕对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var screenClass = null;
-screen.createVirtualScreen({
-  name: 'screen01',
-  width: 1080,
-  height: 2340,
-  density: 2,
-  surfaceId: ''
-}, (err, data) => {
-  if (err.code) {
-    console.error('Failed to create virtual screen.Cause:' + JSON.stringify(err));
-    return;
-  }
-  screenClass = data;
-  console.info('Succeeded in creating virtual screen.Data:' + JSON.stringify(data));
-});
+let screenClass = null;
+try {
+    screen.createVirtualScreen({
+      name: 'screen01',
+      width: 1080,
+      height: 2340,
+      density: 2,
+      surfaceId: ''
+    }, (err, data) => {
+      if (err.code) {
+        console.error('Failed to create virtual screen. Code: ' + JSON.stringify(err));
+        return;
+      }
+      screenClass = data;
+      console.info('Succeeded in creating virtual screen. Data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to create virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.createVirtualScreen
@@ -298,22 +382,34 @@ createVirtualScreen(options:VirtualScreenOption): Promise<Screen>
 | -------------------------------- | ------------------------------------- |
 | Promise<[Screen](#screen)> | Promise对象。返回创建的虚拟屏幕对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var screenClass = null;
-screen.createVirtualScreen({
-  name: 'screen01',
-  width: 1080,
-  height: 2340,
-  density: 2,
-  surfaceId: ''
-}).then((data) => {
-  screenClass = data;
-  console.info('Succeeded in creating virtual screen.Data:' + JSON.stringify(data));
-}).catch((err) => {
-  console.error('Failed to create virtual screen.Cause:' + JSON.stringify(err));
-});
+let screenClass = null;
+try {
+    screen.createVirtualScreen({
+      name: 'screen01',
+      width: 1080,
+      height: 2340,
+      density: 2,
+      surfaceId: ''
+    }).then((data) => {
+      screenClass = data;
+      console.info('Succeeded in creating virtual screen. Data: ' + JSON.stringify(data));
+    }).catch((err) => {
+      console.error('Failed to create virtual screen. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to create virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.destroyVirtualScreen
@@ -331,17 +427,29 @@ destroyVirtualScreen(screenId:number, callback: AsyncCallback<void>): void
 | screenId | number                    | 是   | 屏幕的id。                                                   |
 | callback | AsyncCallback<void> | 是   | 回调函数。当销毁虚拟屏幕成功，err为undefined，否则为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------------- |
+| 1400002 | This operation is not access. |
+
 **示例：**
 
 ```js
-var screenId = 1;
-screen.destroyVirtualScreen(screenId, (err,data) => {
-  if (err.code) {
-    console.error('Failed to destroy virtual screen.Cause:' + JSON.stringify(err));
-    return;
-  }
-  console.info('Succeeded in destroying virtual screen.');
-});
+let screenId = 1;
+try {
+    screen.destroyVirtualScreen(screenId, (err,data) => {
+      if (err.code) {
+        console.error('Failed to destroy virtual screen. Code: ' + JSON.stringify(err));
+        return;
+      }
+      console.info('Succeeded in destroying virtual screen.');
+    });
+} catch (exception) {
+    console.error('Failed to destroy virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.destroyVirtualScreen
@@ -364,15 +472,27 @@ destroyVirtualScreen(screenId:number): Promise<void>
 | ------------------- | ------------------------- |
 | Promise<void> | 无返回结果的Promise对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------------- |
+| 1400002 | This operation is not access. |
+
 **示例：**
 
 ```js
-var screenId = 1;
-screen.destroyVirtualScreen(screenId).then((data) => {
-  console.info('Succeeded in destroying virtual screen.');
-}).catch((err) => {
-  console.error('Failed to destroy virtual screen.Cause:' + JSON.stringify(err));
-});
+let screenId = 1;
+try {
+    screen.destroyVirtualScreen(screenId).then((data) => {
+      console.info('Succeeded in destroying virtual screen.');
+    }).catch((err) => {
+      console.error('Failed to destroy virtual screen. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to destroy virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.setVirtualScreenSurface
@@ -393,18 +513,30 @@ setVirtualScreenSurface(screenId:number, surfaceId: string, callback: AsyncCallb
 | surfaceId | string                    | 是   | surface的id。                                                |
 | callback  | AsyncCallback<void> | 是   | 回调函数。当设置虚拟屏幕surface成功，err为undefined，否则为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var screenId = 1;
-var surfaceId = '2048';
-screen.setVirtualScreenSurface(screenId, surfaceId, (err,data) => {
-  if (err.code) {
-    console.error('Failed to Set surface for the virtual screen.Cause:' + JSON.stringify(err));
-    return;
-  }
-  console.info('Succeeded in setting surface for the virtual screen.');
-});
+let screenId = 1;
+let surfaceId = '2048';
+try {
+  screen.setVirtualScreenSurface(screenId, surfaceId, (err,data) => {
+    if (err.code) {
+      console.error('Failed to Set surface for the virtual screen. Code: ' + JSON.stringify(err));
+      return;
+    }
+    console.info('Succeeded in setting surface for the virtual screen.');
+  });
+} catch (exception) {
+    console.error('Failed to Set surface for the virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.setVirtualScreenSurface
@@ -430,16 +562,28 @@ setVirtualScreenSurface(screenId:number, surfaceId: string): Promise<void>
 | ------------------- | ------------------------- |
 | Promise<void> | 无返回结果的Promise对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | ----------------------- |
+| 1400001 | This is invalid screen. |
+
 **示例：**
 
 ```js
-var screenId = 1;
-var surfaceId = '2048';
-screen.setVirtualScreenSurface(screenId, surfaceId).then((data) => {
-  console.info('Succeeded in setting surface for the virtual screen.');
-}).catch((err) => {
-  console.error('Failed to Set surface for the virtual screen.Cause:' + JSON.stringify(err));
-});
+let screenId = 1;
+let surfaceId = '2048';
+try {
+    screen.setVirtualScreenSurface(screenId, surfaceId).then((data) => {
+      console.info('Succeeded in setting surface for the virtual screen.');
+    }).catch((err) => {
+      console.error('Failed to Set surface for the virtual screen. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to Set surface for the virtual screen. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.isScreenRotationLocked
@@ -515,12 +659,16 @@ setScreenRotationLocked(isLocked: boolean): Promise<void>
 **示例：**
 
 ```js
-var isLocked = false;
-screen.setScreenRotationLocked(isLocked).then((data) => {
-  console.info('Succeeded in setting whether to lock screen rotation');
-}).catch((err) => {
-  console.error('Failed to set whether to lock screen rotation. Cause:' + JSON.stringify(err));
-});
+let isLocked = false;
+try {
+    screen.setScreenRotationLocked(isLocked).then((data) => {
+      console.info('Succeeded in setting whether to lock screen rotation');
+    }).catch((err) => {
+      console.error('Failed to set whether to lock screen rotation. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to set whether to lock screen rotation. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## screen.setScreenRotationLocked
@@ -541,14 +689,18 @@ setScreenRotationLocked(isLocked: boolean, callback: AsyncCallback<void>):
 **示例：**
 
 ```js
-var isLocked = false;
-screen.setScreenRotationLocked(isLocked, (err, data) => {
-  if (err.code) {
-    console.error('Failed to set whether to lock screen rotation. Cause:' + JSON.stringify(err));
-    return;
-  }
-  console.info('Succeeded in setting whether to lock screen rotation.');
-});
+let isLocked = false;
+try {
+    screen.setScreenRotationLocked(isLocked, (err, data) => {
+      if (err.code) {
+        console.error('Failed to set whether to lock screen rotation. Cause:' + JSON.stringify(err));
+        return;
+      }
+      console.info('Succeeded in setting whether to lock screen rotation.');
+    });
+} catch (exception) {
+    console.error('Failed to set whether to lock screen rotation. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## ExpandOption
@@ -606,16 +758,28 @@ setOrientation(orientation: Orientation, callback: AsyncCallback<void>): v
 | orientation | [Orientation](#orientation) | 是   | 屏幕方向。                                                   |
 | callback    | AsyncCallback<void>   | 是   | 回调函数。当设置屏幕方向成功，err为undefined，否则为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-screenClass.setOrientation(screen.Orientation.VERTICAL, (err, data) => {
-    if (err.code) {
-        console.error('Failed to setOrientation VERTICAL. Cause: ' + JSON.stringify(err));
-        return;
-    }
-    console.info('Succeeded in setting Orientation VERTICAL. data: ' + JSON.stringify(data));
-})
+try {
+    screenClass.setOrientation(screen.Orientation.VERTICAL, (err, data) => {
+        if (err.code) {
+            console.error('Failed to set Orientation VERTICAL. Code: ' + JSON.stringify(err));
+            return;
+        }
+        console.info('Succeeded in setting Orientation VERTICAL. data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to set Orientation VERTICAL. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ### setOrientation
@@ -636,15 +800,27 @@ setOrientation(orientation: Orientation): Promise<void>
 | ------------------- | ------------------------- |
 | Promise<void> | 无返回结果的Promise对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-let promise = screenClass.setOrientation(screen.Orientation.VERTICAL);
-promise.then((data) => {
-    console.info('Succeeded in setting Orientation VERTICAL. Data: ' + JSON.stringify(data));
-}).catch((err) => {
-    console.error('Failed to set Orientation VERTICAL. Cause: ' + JSON.stringify(err));
-})
+try {
+    let promise = screenClass.setOrientation(screen.Orientation.VERTICAL);
+    promise.then((data) => {
+        console.info('Succeeded in setting Orientation VERTICAL. Data: ' + JSON.stringify(data));
+    }).catch((err) => {
+        console.error('Failed to set Orientation VERTICAL. Cause: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to set Orientation VERTICAL. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ### setScreenActiveMode
@@ -660,17 +836,29 @@ setScreenActiveMode(modeIndex: number, callback: AsyncCallback<void>): voi
 | modeIndex | number                    | 是   | 模式索引。                                                   |
 | callback  | AsyncCallback<void> | 是   | 回调函数。当设置屏幕当前显示模式成功，err为undefined，否则为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-var modeIndex = 0;
-screenClass.setScreenActiveMode(modeIndex, (err, data) => {
-    if (err.code) {
-        console.error('Failed to set ScreenActiveMode 0. Cause: ' + JSON.stringify(err));
-        return;
-    }
-    console.info('Succeeded in setting ScreenActiveMode 0. data: ' + JSON.stringify(data));
-})
+let modeIndex = 0;
+try {
+    screenClass.setScreenActiveMode(modeIndex, (err, data) => {
+        if (err.code) {
+            console.error('Failed to set ScreenActiveMode 0. Code: ' + JSON.stringify(err));
+            return;
+        }
+        console.info('Succeeded in setting ScreenActiveMode 0. data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to set ScreenActiveMode 0. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ### setScreenActiveMode
@@ -691,16 +879,28 @@ setScreenActiveMode(modeIndex: number): Promise<void>
 | ------------------- | ------------------------- |
 | Promise<void> | 无返回结果的Promise对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-var modeIndex = 0;
-let promise = screenClass.setScreenActiveMode(modeIndex);
-promise.then((data) => {
-    console.info('Succeeded in setting ScreenActiveMode 0. Data: ' + JSON.stringify(data));
-}).catch((err) => {
-    console.error('Failed to set ScreenActiveMode 0. Cause: ' + JSON.stringify(err));
-})
+let modeIndex = 0;
+try {
+    let promise = screenClass.setScreenActiveMode(modeIndex);
+      promise.then((data) => {
+          console.info('Succeeded in setting ScreenActiveMode 0. Data: ' + JSON.stringify(data));
+      }).catch((err) => {
+          console.error('Failed to set ScreenActiveMode 0. Code: ' + JSON.stringify(err));
+      });
+} catch (exception) {
+    console.error('Failed to set ScreenActiveMode 0. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ### setDensityDpi
@@ -716,17 +916,29 @@ setDensityDpi(densityDpi: number, callback: AsyncCallback<void>): void;
 | densityDpi | number                    | 是   | 像素密度。支持的输入范围为80-640。                           |
 | callback   | AsyncCallback<void> | 是   | 回调函数。当设置屏幕的像素密度成功，err为undefined，否则为错误对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-var densityDpi = 320;
-screenClass.setDensityDpi(densityDpi, (err, data) => {
-    if (err.code) {
-        console.error('Failed to set DensityDpi 320. Cause: ' + JSON.stringify(err));
-        return;
-    }
-    console.info('Succeed in setting DensityDpi 320. data: ' + JSON.stringify(data));
-})
+let densityDpi = 320;
+try {
+    screenClass.setDensityDpi(densityDpi, (err, data) => {
+        if (err.code) {
+            console.error('Failed to set DensityDpi 320. Code: ' + JSON.stringify(err));
+            return;
+        }
+        console.info('Succeed in setting DensityDpi 320. data: ' + JSON.stringify(data));
+    });
+} catch (exception) {
+    console.error('Failed to set DensityDpi 320. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ### setDensityDpi
@@ -747,16 +959,28 @@ setDensityDpi(densityDpi: number): Promise<void>
 | ------------------- | ------------------------- |
 | Promise<void> | 无返回结果的Promise对象。 |
 
+**错误码：**
+
+以下错误码的详细介绍请参见[屏幕错误码](../errorcodes/errorcode-display.md)。
+
+| 错误码ID | 错误信息 |
+| ------- | -------------------------------------------- |
+| 1400003 | This window manager service work abnormally. |
+
 **示例：**
 
 ```js
-var densityDpi = 320;
-var promise = screenClass.setDensityDpi(densityDpi);
-promise.then((data) => {
-    console.info('Succeeded in setting DensityDpi 320. Data: ' + JSON.stringify(data));
-}).catch((err) => {
-    console.error('Failed to set DensityDpi 320. Cause: ' + JSON.stringify(err));
-})
+let densityDpi = 320;
+try {
+    let promise = screenClass.setDensityDpi(densityDpi);
+    promise.then((data) => {
+        console.info('Succeeded in setting DensityDpi 320. Data: ' + JSON.stringify(data));
+    }).catch((err) => {
+        console.error('Failed to set DensityDpi 320. Code: ' + JSON.stringify(err));
+    });
+} catch (exception) {
+    console.error('Failed to set DensityDpi 320. Code: ' + JSON.stringify(exception));
+};
 ```
 
 ## Orientation

zh-cn/application-dev/reference/apis/js-apis-screenshot.md

@@ -73,7 +73,7 @@ save(options: ScreenshotOptions, callback: AsyncCallback<image.PixelMap>):
 **示例：**
 
   ```js
-  var screenshotOptions = {
+  let screenshotOptions = {
     "screenRect": {
         "left": 200,
         "top": 100,
@@ -85,14 +85,18 @@ save(options: ScreenshotOptions, callback: AsyncCallback<image.PixelMap>):
     "rotation": 0,
     "displayId": 0
   };
-  screenshot.save(screenshotOptions, (err, pixelMap) => {
-    if (err) {
-        console.log('Failed to save screenshot: ' + JSON.stringify(err));
-        return;
-    }
-    console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
-    pixelMap.release(); // PixelMap使用完后及时释放内存
-  });
+  try {
+    screenshot.save(screenshotOptions, (err, pixelMap) => {
+      if (err) {
+          console.log('Failed to save screenshot. Code: ' + JSON.stringify(err));
+          return;
+      }
+      console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
+      pixelMap.release(); // PixelMap使用完后及时释放内存
+    });
+  } catch (exception) {
+    console.error('Failed to save screenshot. Code: ' + JSON.stringify(exception));
+  };
   ```
 
 ## screenshot.save
@@ -114,14 +118,18 @@ save(callback: AsyncCallback<image.PixelMap>): void
 **示例：**
 
   ```js
-  screenshot.save((err, pixelMap) => {
-    if (err) {
-        console.log('Failed to save screenshot: ' + JSON.stringify(err));
-        return;
-    }
-    console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
-    pixelMap.release(); // PixelMap使用完后及时释放内存
-  });
+  try {
+    screenshot.save((err, pixelMap) => {
+      if (err) {
+          console.log('Failed to save screenshot. Code: ' + JSON.stringify(err));
+          return;
+      }
+      console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
+      pixelMap.release(); // PixelMap使用完后及时释放内存
+    });
+  } catch (exception) {
+    console.error('Failed to save screenshot. Code: ' + JSON.stringify(exception));
+  };
   ```
 
 ## screenshot.save
@@ -149,7 +157,7 @@ save(options?: ScreenshotOptions): Promise<image.PixelMap>
 **示例：**
 
   ```js
-  var screenshotOptions = {
+  let screenshotOptions = {
   	"screenRect": {
   		"left": 200,
   		"top": 100,
@@ -161,11 +169,15 @@ save(options?: ScreenshotOptions): Promise<image.PixelMap>
   	"rotation": 0,
   	"displayId": 0
   };
-  let promise = screenshot.save(screenshotOptions);
-  promise.then((pixelMap) => {
-      console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
-      pixelMap.release(); // PixelMap使用完后及时释放内存
-  }).catch((err) => {
-      console.log('Failed to save screenshot: ' + JSON.stringify(err));
-  });
+  try {
+    let promise = screenshot.save(screenshotOptions);
+    promise.then((pixelMap) => {
+        console.log('Succeeded in saving sreenshot. Pixel bytes number: ' + pixelMap.getPixelBytesNumber());
+        pixelMap.release(); // PixelMap使用完后及时释放内存
+    }).catch((err) => {
+        console.log('Failed to save screenshot. Code: ' + JSON.stringify(err));
+    });
+  } catch (exception) {
+    console.error('Failed to save screenshot. Code: ' + JSON.stringify(exception));
+  };
   ```

zh-cn/application-dev/reference/errorcodes/errorcode-display.md

+# 屏幕错误码
+
+## 1400001 无效虚拟屏
+### 错误信息
+This is invalid screen.
+### 错误描述
+当操作无效的虚拟屏时，会报此错误码。
+### 可能原因
+1. 虚拟屏未创建。
+2. 虚拟屏已销毁。
+### 处理步骤
+1. 在操作虚拟屏前，检查该虚拟屏是否已经存在，确保已创建该虚拟屏。
+2. 在操作虚拟屏前，检查虚拟屏是否已被销毁，确保其未被销毁，再进行相关操作。
+
+## 1400002 无权限操作
+### 错误信息
+This operation is not access.
+### 错误描述
+当对无操作权限的对象进行操作时，会报此错误码。
+### 可能原因
+操作了其它进程的虚拟屏对象。
+### 处理步骤
+请检查是否非法操作了别的进程的对象，删除相关非法操作。
+
+## 1400003 系统服务工作异常
+### 错误信息
+This window manager service work abnormally.
+### 错误描述
+当系统服务工作异常时，会报此错误码。
+### 可能原因
+1. 窗口内部服务没有正常启动。
+2. 底层图形图像合成渲染异常。
+### 处理步骤
+系统服务内部工作异常，请稍候重试，或者重启设备尝试。

zh-cn/application-dev/reference/errorcodes/errorcode-window.md

+# 窗口错误码
+
+## 1300001 重复操作
+### 错误信息
+This is repeat operation.
+### 错误描述
+当进行某些重复操作时，系统会报此错误码。
+### 可能原因
+创建的窗口已经存在时，再次创建该窗口会报错。
+### 处理步骤
+在创建窗口前，检查该窗口是否已经存在，确保为首次创建该窗口。
+
+## 1300002 窗口状态异常
+### 错误信息
+This window state is abnormal.
+### 错误描述
+当窗口状态异常，如已被销毁时，操作该窗口，会报此错误码。
+### 可能原因
+操作窗口时，该窗口已被销毁。
+### 处理步骤
+在对窗口进行操作前，检查该窗口是否存在，确保其未被销毁，再进行相关操作。
+
+## 1300003 系统服务工作异常
+### 错误信息
+This window manager service work abnormally.
+### 错误描述
+当系统服务工作异常时，会报此错误码。
+### 可能原因
+窗口内部服务没有正常启动。
+### 处理步骤
+系统服务内部工作异常，请稍候重试，或者重启设备尝试。
+
+## 1300004 无权限操作
+### 错误信息
+This operation is not access.
+### 错误描述
+当对无操作权限的对象进行操作时，会报此错误码。
+### 可能原因
+操作了其它进程的窗口对象。
+### 处理步骤
+请检查是否非法操作了别的进程的对象，删除相关操作。
+
+## 1300005 WindowStage异常
+### 错误信息
+This window stage is abnormal.
+### 错误描述
+当WindowStage异常，如已被销毁时，操作该WindowStage，会报此错误码。
+### 可能原因
+操作WindowStage时，该WindowStage已被销毁。
+### 处理步骤
+在对WindowStage进行操作前，检查该WindowStage是否存在，若已被销毁，请释放该WindowStage下的窗口。
+
+## 1300006 窗口上下文异常
+### 错误信息
+This window context is abnormal.
+### 错误描述
+当窗口上下文异常，如已被销毁时，操作该窗口上下文，会报此错误码。
+### 可能原因
+操作窗口上下文时，该窗口上下文已被销毁。
+### 处理步骤
+在对窗口上下文进行操作前，检查该窗口上下文是否存在，确保其未被销毁，再进行相关操作。