36 lines
972 B
TypeScript
36 lines
972 B
TypeScript
import {UIElement} from "../UIElement";
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export default class LazyElement<T extends UIElement> extends UIElement {
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public Activate: (onElement?: (element: T) => void) => void;
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private _content: T = undefined;
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private readonly _loadingContent: string;
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constructor(content: (() => T), loadingContent = "Rendering...") {
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super();
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this._loadingContent = loadingContent;
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this.dumbMode = false;
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const self = this;
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this.Activate = (onElement?: (element: T) => void) => {
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console.log("ACTIVATED")
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if (this._content === undefined) {
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self._content = content();
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}
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if (onElement) {
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onElement(self._content)
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}
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self.Update();
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}
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}
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InnerRender(): string {
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if (this._content === undefined) {
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return this._loadingContent;
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}
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return this._content.InnerRender();
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}
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} |