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February 11, 2021 03:33
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Reative properties
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| import { c } from "atomico; | |
| function component() { | |
| return <host></host>; | |
| } | |
| component.props = { | |
| value: String, | |
| checked: { | |
| type: Boolean, | |
| reflect: true, | |
| value : false, | |
| event: { type: "change", bubbles: true, composed: true }, | |
| }, | |
| }; | |
| customElements.define("my-component", c(component)); |
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| const myComponent = document.querySelector("my-component"); | |
| myComponent.addEventListener("change", ({ target }) => { | |
| console.log(target.checked); | |
| }); | |
| // Changes are added to the queue | |
| // update of the webcomponent | |
| myComponent.value = "next value"; | |
| myComponent.checked = "next value"; | |
| // to read the changes from the DOM we | |
| // must wait for the updated promise to finish | |
| myComponent.updated.then(() => { | |
| console.log("dom update"); | |
| }); |
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