blob: 25d3cf400d7b8e8a9b6be08f70f1970d6070de4a [file] [log] [blame]
/**
* @license
* Copyright 2017 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {sharedStyles} from '../../../styles/shared-styles';
import {LitElement, css, html} from 'lit';
import {customElement, property} from 'lit/decorators.js';
import {fire} from '../../../utils/event-util';
import {ValueChangedEvent} from '../../../types/events';
declare global {
interface HTMLElementTagNameMap {
'gr-default-editor': GrDefaultEditor;
}
interface HTMLElementEventMap {
'content-change': ValueChangedEvent;
}
}
@customElement('gr-default-editor')
export class GrDefaultEditor extends LitElement {
/**
* Fired when the content of the editor changes.
*
* @event content-change
*/
@property({type: String})
fileContent = '';
static override get styles() {
return [
sharedStyles,
css`
textarea {
border: none;
box-sizing: border-box;
font-family: var(--monospace-font-family);
font-size: var(--font-size-code);
/* usually 16px = 12px + 4px */
line-height: calc(var(--font-size-code) + var(--spacing-s));
min-height: 60vh;
resize: none;
white-space: pre;
width: 100%;
}
textarea:focus {
outline: none;
}
`,
];
}
override render() {
return html` <textarea
id="textarea"
.value=${this.fileContent}
@input=${this._handleTextareaInput}
></textarea>`;
}
_handleTextareaInput(e: Event) {
const value = (e.target as HTMLTextAreaElement).value;
fire(this, 'content-change', {value});
}
}