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watchStaticFile()v4.0.61

note

此 API 正在迁移到 @remotion/studio 包。建议从 @remotion/studio 导入 API,而不是 remotion

监视特定静态文件的更改,并在文件更改时调用回调函数,从而在您的 Remotion 项目中实现动态更新。

warning

此功能仅在 Remotion Studio 环境中可用。在播放器中,事件将永远不会触发。

示例

example.tsx
tsx
import { StaticFile, watchStaticFile } from "remotion";
 
// Watch for changes in a specific static file
const { cancel } = watchStaticFile(
"your-static-file.jpg",
(newData: StaticFile | null) => {
if (newData) {
console.log(`File ${newData.name} has been added or modified.`);
} else {
console.log("File has been deleted.");
}
},
);
 
// To stop watching for changes, call the cancel function
cancel();
example.tsx
tsx
import { StaticFile, watchStaticFile } from "remotion";
 
// Watch for changes in a specific static file
const { cancel } = watchStaticFile(
"your-static-file.jpg",
(newData: StaticFile | null) => {
if (newData) {
console.log(`File ${newData.name} has been added or modified.`);
} else {
console.log("File has been deleted.");
}
},
);
 
// To stop watching for changes, call the cancel function
cancel();

参数

接受两个参数并返回一个可用于 cancel 事件侦听器的函数。

filename

要监视更改的 /public 文件夹中的文件名。

callback

当文件被修改时将调用的回调函数。作为参数传递 StaticFilenull

另请参阅