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deka-dom-el/index.d.ts

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2023-08-22 16:30:03 +02:00
/**
* @private
*/
type T_DOM_HETNM= HTMLElementTagNameMap & SVGElementTagNameMap & {
'<>': DocumentFragment,
'': HTMLElement,
'zzz_text': Text
}
/**
* @private
*/
type T_DOM_ATTRS_MODIFIED= {
/**
* In fact argumen for `*.setAttribute("style", *)`.
*/
style: string
/**
* Provide option to add/remove/toggle CSS clasess (index of object) using 1/0/-1. In fact `el.classList.toggle(class_name)` for `-1` and `el.classList.toggle(class_name, Boolean(...))` for others.
*/
classList: Record<string,-1|0|1>
}
/**
* Just element attributtes
*
* In most cases, you can use native propertie such as [MDN WEB/API/Element](https://developer.mozilla.org/en-US/docs/Web/API/Element) and so on (e.g. [`Text`](https://developer.mozilla.org/en-US/docs/Web/API/Text)).
*
* There is added support for `data[A-Z].*`/`aria[A-Z].*` to be converted to the kebab-case alternatives.
* @private
*/
type T_DOM_ATTRS<T extends keyof T_DOM_HETNM | T_DOM_HETNM[keyof T_DOM_HETNM]>=
T extends keyof T_DOM_HETNM ?
Omit<T_DOM_HETNM[T],"classList"> & T_DOM_ATTRS_MODIFIED :
Omit<T,"classList"> & T_DOM_ATTRS_MODIFIED;
/**
* Procedure for merging object into the element properties.
* Very simple example: `$dom.assign(document.body, { className: "test" });` is equivalent to `document.body.className= "test";`.
* It is not deep copy in general, but it supports `style`, `style_vars` and `dataset` objects (see below).
*
* **#1: All together**
* ```javascript
* const el= document.body;
* const onclick= function(){ console.log(this.dataset.js_param); };
* $dom.assign(el, { textContent: "BODY", style: "color: red;", dataset: { js_param: "CLICKED" }, onclick });
* //result HTML: <body style="color: red;" data-js_param="CLICKED">BODY</body>
* //console output on click: "CLICKED"
* $dom.assign(el, { style: { color: "green" } });
* //result HTML: <body style="color: green;" data-js_param="CLICKED">BODY</body>
* //console output on click: "CLICKED"
* ```
*
* **`\*.classList.toggle`**
* ```javascript
* const el= document.body;
* $dom.assign(el, { classList: { testClass: -1 } });
* //result HTML: <body class="testClass">…</body>
* $dom.assign(el, { classList: { testClass: -1 } });
* //result HTML: <body class="">…</body>
*
* $dom.assign(el, { classList: { testClass: true } });//or 1
* //result HTML: <body class="testClass">…</body>
* $dom.assign(el, { classList: { testClass: false } });//or 0
* //result HTML: <body class="">…</body>
* //...
* ```
*
* **#3 Links and images**
* ```javascript
* $dom.assign(A_ELEMENT, { href: "www.google.com" });//=> <a href="www.google.com" …
* $dom.assign(IMG_ELEMENT, { src: "image.png" });//=> <img src="image.png" …
*
* **#4 data\* and aria\***
* $dom.assign(el, { ariaLabel: "The aria-label", dataExample: "data-example" });//=> <body aria-label="The aria-label" data-example="data-example">
* ```
* @category Public
* @version 2.0.0
*/
export function assign<EL extends HTMLElement>(element: EL, ...attrs_array: T_DOM_ATTRS<EL>[]): EL
export function el<TAG extends keyof T_DOM_HETNM>(tag_name: TAG, attrs: T_DOM_ATTRS<T_DOM_HETNM[TAG]>): T_DOM_HETNM[TAG]