setPointerEventRoot 设置指针事件根元素

setPointerEventRoot

类型: MethodDeclaration

所属类: CommandFunctionList

定义位置: command.ts

描述

设置指针事件根元素

参数

参数名	类型	描述	默认值
\{ operation, element, \}	{

	operation: string;
	element?: [`ElementGetter`](https://github.com/Open-Yami-Community/open-yami-doc/blob/main/i18n/zh/docusaurus-plugin-content-docs/current/script/yami/yami.command.d.ts#L438);
} | - | - |

返回值

类型: CommandFunction

源代码

位置: 第 5550 行

protected setPointerEventRoot({
		operation,
		element,
	}: {
		operation: string;
		element?: ElementGetter;
	}): CommandFunction {
		// 补丁：2023-3-19
		if (operation === "set") {
			operation = "add";
		}
		switch (operation) {
			case "add": {
				const getElement = Command.compileElement(element!);
				return () => {
					const element = getElement();
					if (element) {
						UI.addPointerEventRoot(element);
					}
					return true;
				};
			}
			case "remove": {
				const getElement = Command.compileElement(element!);
				return () => {
					const element = getElement();
					if (element) {
						UI.removePointerEventRoot(element);
					}
					return true;
				};
			}
			case "remove-latest":
				return () => {
					UI.removeLatestPointerEventRoot();
					return true;
				};
			case "reset":
				return () => {
					UI.resetPointerEventRoots();
					return true;
				};
		}
		throw new Error("Compiling Error");
	}

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文档生成时间：2026/2/1 16:51:39