ion-loading-controller
Ionic4项目中我们可以使用Ionic4进度指示组件ion-loading-controller对项目进行布局。 ion-loading-controller官方文档地址:https://ionicframework.com/docs/api/loading-controllerLoading controllers programmatically control the loading component. Loadings can be created and dismissed from the loading controller. View the
ion-loading-controller 用法(Usage)
async function presentLoading() {
const loadingController = document.querySelector('ion-loading-controller');
await loadingController.componentOnReady();
const loadingElement = await loadingController.create({
message: 'Please wait...',
spinner: 'crescent',
duration: 2000
});
return await loadingElement.present();
}
ion-loading-controller 内置方法(Methods)
create | |
---|---|
Description | Create a loading overlay with loading options. |
Signature | create(options?: LoadingOptions | undefined) => Promise |
dismiss | |
Description | Dismiss the open loading overlay. |
Signature | dismiss(data?: any, role?: string | undefined, id?: string | undefined) => Promise |
getTop | |
Description | Get the most recently opened loading overlay. |
Signature | getTop() => Promise |