From bf18af6b18dd9b0ca342d34d1d08edd941532e27 Mon Sep 17 00:00:00 2001
From: yeyinglong <yeyinglong@live.com>
Date: Tue, 9 Aug 2022 09:56:28 +0800
Subject: [PATCH] add list item group support

Signed-off-by: yeyinglong <yeyinglong@live.com>
Change-Id: Id417fc8d253264337c6eb008292b620cf01f538e
---
 api/@internal/component/ets/index-full.d.ts   |  1 +
 api/@internal/component/ets/list.d.ts         | 30 ++++++++
 .../component/ets/list_item_group.d.ts        | 76 +++++++++++++++++++
 3 files changed, 107 insertions(+)
 create mode 100644 api/@internal/component/ets/list_item_group.d.ts

diff --git a/api/@internal/component/ets/index-full.d.ts b/api/@internal/component/ets/index-full.d.ts
index aaadf3ba2d..85abad3e47 100644
--- a/api/@internal/component/ets/index-full.d.ts
+++ b/api/@internal/component/ets/index-full.d.ts
@@ -51,6 +51,7 @@
 /// <reference path="./line.d.ts" />
 /// <reference path="./list.d.ts" />
 /// <reference path="./list_item.d.ts" />
+/// <reference path="./list_item_group.d.ts" />
 /// <reference path="./loading_progress.d.ts" />
 /// <reference path="./marquee.d.ts" />
 /// <reference path="./navigation.d.ts" />
diff --git a/api/@internal/component/ets/list.d.ts b/api/@internal/component/ets/list.d.ts
index 9d12aef340..61c3328277 100644
--- a/api/@internal/component/ets/list.d.ts
+++ b/api/@internal/component/ets/list.d.ts
@@ -61,6 +61,30 @@ declare enum ListItemAlign {
   End,
 }
 
+/**
+ * Declare item group sticky style.
+ * @since 9
+ */
+ declare enum StickyStyle {
+  /**
+   * The header and footer of each item group will not be pinned.
+   * @since 9
+   */
+  None = 0,
+
+  /**
+   * The header of each item group will be pinned.
+   * @since 9
+   */
+  Header = 1,
+
+  /**
+   * The footer of each item group will be pinned.
+   * @since 9
+   */
+  Footer = 2,
+}
+
 /**
  * The list interface is extended.
  * @since 7
@@ -144,6 +168,12 @@ declare class ListAttribute extends CommonMethod<ListAttribute> {
    */
   chainAnimation(value: boolean): ListAttribute;
 
+  /**
+   * Called when header or footer of item group will be pinned.
+   * @since 9
+   */
+  sticky(value: StickyStyle): ListAttribute;
+
   /**
    * Called when the offset and status callback of the slide are set.
    * @since 7
diff --git a/api/@internal/component/ets/list_item_group.d.ts b/api/@internal/component/ets/list_item_group.d.ts
new file mode 100644
index 0000000000..6914c606ce
--- /dev/null
+++ b/api/@internal/component/ets/list_item_group.d.ts
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Defines the list item group options.
+ * @since 9
+ */
+declare interface ListItemGroupOptions {
+  /**
+   * Describes the ListItemGroup header.
+   * @since 9
+   */
+  header?: CustomBuilder;
+
+  /**
+   * Describes the ListItemGroup footer.
+   * @since 9
+   */
+  footer?: CustomBuilder;
+
+  /**
+   * Describes the ListItemGroup space.
+   * @since 9
+   */
+  space?: number | string;
+}
+
+/**
+ * Defines the ListItemGroup component
+ * @since 9
+ */
+interface ListItemGroupInterface {
+  /**
+   * Called when interface is called.
+   * @since 9
+   */
+  (options?: ListItemGroupOptions): ListItemGroupAttribute;
+}
+
+/**
+ * Defines the item group attibute functions.
+ * @since 9
+ */
+declare class ListItemGroupAttribute extends CommonMethod<ListItemGroupAttribute> {
+  /**
+   * Called when the ListItemGroup split line style is set.
+   * @since 9
+   */
+  divider(
+    value: {
+      strokeWidth: Length;
+      color?: ResourceColor;
+      startMargin?: Length;
+      endMargin?: Length;
+    } | null,
+  ): ListItemGroupAttribute;
+}
+
+/**
+ * @since 9
+ */
+declare const ListItemGroupInstance: ListItemGroupAttribute;
+declare const ListItemGroup: ListItemGroupInterface;
+  
\ No newline at end of file
-- 
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