initHeader
This commit is contained in:
27
frontend/src/hooks/useOnline.ts
Normal file
27
frontend/src/hooks/useOnline.ts
Normal file
@@ -0,0 +1,27 @@
|
||||
import { ref, onMounted, onUnmounted } from "vue";
|
||||
|
||||
/**
|
||||
* @description 网络是否可用
|
||||
* */
|
||||
export const useOnline = () => {
|
||||
const online = ref(true);
|
||||
const showStatus = (val: any) => {
|
||||
online.value = typeof val == "boolean" ? val : val.target.online;
|
||||
};
|
||||
// 在页面加载后,设置正确的网络状态
|
||||
navigator.onLine ? showStatus(true) : showStatus(false);
|
||||
|
||||
onMounted(() => {
|
||||
// 开始监听网络状态的变化
|
||||
window.addEventListener("online", showStatus);
|
||||
window.addEventListener("offline", showStatus);
|
||||
});
|
||||
|
||||
onUnmounted(() => {
|
||||
// 移除监听网络状态的变化
|
||||
window.removeEventListener("online", showStatus);
|
||||
window.removeEventListener("offline", showStatus);
|
||||
});
|
||||
|
||||
return { online };
|
||||
};
|
||||
Reference in New Issue
Block a user