mirror of
https://bitbucket.org/wisemapping/wisemapping-frontend.git
synced 2024-11-22 06:37:56 +01:00
Improve multi-text editor code.
This commit is contained in:
Paulo Gustavo Veiga
parent
6304d24b2c
commit
a82771ec40
@ -1,3 +1,4 @@
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/* eslint-disable max-classes-per-file */
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/*
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* Copyright [2021] [wisemapping]
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*
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@ -18,19 +19,23 @@
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import { $defined } from '@wisemapping/core-js';
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import $ from 'jquery';
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import Events from './Events';
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import ActionDispatcher from './ActionDispatcher';
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import Events from './Events';
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import Topic from './Topic';
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class MultilineTextEditor extends Events {
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private _topic: Topic | null;
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class EditorComponent extends Events {
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private _topic: Topic;
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private _containerElem: JQuery<HTMLElement> | null;
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private _containerElem: JQuery<HTMLElement>;
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constructor() {
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constructor(topic: Topic) {
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super();
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this._topic = null;
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this._containerElem = null;
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this._topic = topic;
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// Create editor ui
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this._containerElem = EditorComponent._buildEditor();
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$('body').append(this._containerElem);
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this._registerEvents(this._containerElem);
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}
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private static _buildEditor() {
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@ -53,9 +58,9 @@ class MultilineTextEditor extends Events {
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return result;
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}
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private _registerEvents(containerElem: JQuery) {
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private _registerEvents(containerElem: JQuery): void {
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const textareaElem = this._getTextareaElem();
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textareaElem?.on('keydown', (event) => {
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textareaElem.on('keydown', (event) => {
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switch (event.code) {
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case 'Escape':
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this.close(false);
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@ -86,12 +91,12 @@ class MultilineTextEditor extends Events {
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event.stopPropagation();
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});
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textareaElem?.on('keypress', (event) => {
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textareaElem.on('keypress', (event) => {
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event.stopPropagation();
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});
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textareaElem?.on('keyup', (event) => {
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const text = this._getTextareaElem()?.val();
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textareaElem.on('keyup', (event) => {
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const text = this._getTextareaElem().val();
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this.fireEvent('input', [event, text]);
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this._adjustEditorSize();
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});
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@ -109,27 +114,21 @@ class MultilineTextEditor extends Events {
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}
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private _adjustEditorSize() {
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if (this.isVisible()) {
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const textElem = this._getTextareaElem();
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const textElem = this._getTextareaElem();
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const lines = this._getTextAreaText().split('\n');
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let maxLineLength = 1;
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lines.forEach((line: string) => {
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maxLineLength = Math.max(line.length, maxLineLength);
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});
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const lines = this._getTextAreaText().split('\n');
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let maxLineLength = 1;
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lines.forEach((line: string) => {
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maxLineLength = Math.max(line.length, maxLineLength);
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});
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textElem?.attr('cols', maxLineLength);
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textElem?.attr('rows', lines.length);
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textElem.attr('cols', maxLineLength);
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textElem.attr('rows', lines.length);
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this._containerElem?.css({
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width: `${maxLineLength + 2}em`,
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height: textElem?.height() || 0,
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});
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}
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}
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isVisible(): boolean {
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return this._containerElem !== null && this._containerElem.css('display') === 'block';
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this._containerElem.css({
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width: `${maxLineLength + 2}em`,
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height: textElem?.height() || 0,
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});
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}
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private _updateModel() {
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@ -148,62 +147,49 @@ class MultilineTextEditor extends Events {
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}
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}
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show(topic: Topic, text: string): void {
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// Close a previous node editor if it's opened ...
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if (this._topic) {
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this.close(false);
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}
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this._topic = topic;
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if (!this.isVisible()) {
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// Create editor ui
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const containerElem = MultilineTextEditor._buildEditor();
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$('body').append(containerElem);
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this._containerElem = containerElem;
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this._registerEvents(containerElem);
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this._showEditor(text);
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}
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}
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private _showEditor(defaultText: string) {
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show(defaultText: string) {
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const topic = this._topic;
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if (topic && this._containerElem) {
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// Hide topic text ...
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topic.getTextShape().setVisibility(false);
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// Set Editor Style
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const nodeText = topic.getTextShape();
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const fontStyle = nodeText.getFontStyle();
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fontStyle.size = nodeText.getHtmlFontSize();
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fontStyle.color = nodeText.getColor();
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this._setStyle(fontStyle);
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// Hide topic text ...
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topic.getTextShape().setVisibility(false);
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// Set editor's initial size
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// Position the editor and set the size...
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const textShape = topic.getTextShape();
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// Set Editor Style
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const nodeText = topic.getTextShape();
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const fontStyle = nodeText.getFontStyle();
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fontStyle.size = nodeText.getHtmlFontSize();
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fontStyle.color = nodeText.getColor();
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this._setStyle(fontStyle);
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this._containerElem.css('display', 'block');
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// Set editor's initial size
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// Position the editor and set the size...
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const textShape = topic.getTextShape();
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let { top, left } = textShape.getNativePosition();
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// Adjust padding top position ...
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top -= 4;
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left -= 4;
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this._containerElem.offset({ top, left });
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this._containerElem.css('display', 'block');
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// Set editor's initial text ...
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const text = $defined(defaultText) ? defaultText : topic.getText();
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this._setText(text);
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let { top, left } = textShape.getNativePosition();
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// Adjust padding top position ...
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top -= 4;
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left -= 4;
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this._containerElem.offset({ top, left });
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// Set the element focus and select the current text ...
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const inputElem = this._getTextareaElem();
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if (inputElem) {
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this._positionCursor(inputElem, !$defined(defaultText));
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}
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// Set editor's initial text ...
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const text = topic.getText() || defaultText;
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this._setText(text);
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// Set the element focus and select the current text ...
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const inputElem = this._getTextareaElem();
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if (inputElem) {
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this._positionCursor(inputElem, !$defined(defaultText));
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}
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}
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private _setStyle(fontStyle) {
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private _setStyle(fontStyle: {
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fontFamily: string;
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style: string;
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weight: string;
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size: number;
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color: string;
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}) {
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const inputField = this._getTextareaElem();
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// allowed param reassign to avoid risks of existing code relying in this side-effect
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/* eslint-disable no-param-reassign */
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@ -227,22 +213,22 @@ class MultilineTextEditor extends Events {
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fontWeight: fontStyle.weight,
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color: fontStyle.color,
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};
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inputField?.css(style);
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this._containerElem?.css(style);
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inputField.css(style);
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this._containerElem.css(style);
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}
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private _setText(text: string): void {
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const textareaElem = this._getTextareaElem();
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textareaElem?.val(text);
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textareaElem.val(text);
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this._adjustEditorSize();
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}
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private _getTextAreaText(): string {
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return this._getTextareaElem()?.val() as string;
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return this._getTextareaElem().val() as string;
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}
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private _getTextareaElem(): JQuery<HTMLTextAreaElement> | null {
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return this._containerElem ? this._containerElem.find('textarea') : null;
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private _getTextareaElem(): JQuery<HTMLTextAreaElement> {
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return this._containerElem.find('textarea');
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}
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private _positionCursor(textareaElem: JQuery<HTMLTextAreaElement>, selectText: boolean) {
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@ -257,20 +243,47 @@ class MultilineTextEditor extends Events {
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}
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close(update: boolean): void {
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if (this.isVisible()) {
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if (update) {
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this._updateModel();
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}
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// Remove it form the screen ...
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this._containerElem?.remove();
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this._containerElem = null;
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if (update) {
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this._updateModel();
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}
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// Remove it form the screen ...
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this._containerElem.remove();
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if (this._topic) {
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this._topic.getTextShape().setVisibility(true);
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this._topic = null;
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// Restore topoc share visibility ...
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this._topic.getTextShape().setVisibility(true);
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}
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}
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class MultitTextEditor {
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// eslint-disable-next-line no-use-before-define
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private static instance: MultitTextEditor = new MultitTextEditor();
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private component: EditorComponent | null;
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static getInstance(): MultitTextEditor {
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return MultitTextEditor.instance;
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}
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isActive(): boolean {
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return this.component !== null;
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}
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show(topic: Topic, defaultText: string): void {
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// Is it active ?
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if (this.component) {
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console.error('Editor was already displayed. Please, clouse it');
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this.component.close(false);
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}
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// Create a new instance
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this.component = new EditorComponent(topic);
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this.component.show(defaultText);
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}
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close(update: boolean): void {
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if (this.component) {
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this.component.close(update);
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this.component = null;
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}
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}
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}
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export default MultilineTextEditor;
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export default MultitTextEditor;
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@ -17,9 +17,9 @@
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*/
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import { $assert } from '@wisemapping/core-js';
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import Events from './Events';
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import MultilineTextEditor from './MultilineTextEditor';
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import { TopicShape } from './model/INodeModel';
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import Topic from './Topic';
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import MultitTextEditor from './MultilineTextEditor';
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const TopicEvent = {
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EDIT: 'editnode',
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@ -29,24 +29,18 @@ const TopicEvent = {
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class TopicEventDispatcher extends Events {
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private _readOnly: boolean;
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private _activeEditor: MultilineTextEditor;
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private _multilineEditor: MultilineTextEditor;
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// eslint-disable-next-line no-use-before-define
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static _instance: TopicEventDispatcher;
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constructor(readOnly: boolean) {
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super();
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this._readOnly = readOnly;
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this._activeEditor = null;
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this._multilineEditor = new MultilineTextEditor();
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}
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close(update: boolean): void {
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if (this.isVisible()) {
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this._activeEditor.close(update);
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this._activeEditor = null;
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const editor = MultitTextEditor.getInstance();
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if (editor.isActive()) {
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editor.close(update);
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}
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}
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@ -58,7 +52,8 @@ class TopicEventDispatcher extends Events {
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$assert(eventType, 'eventType can not be null');
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// Close all previous open editor ....
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if (this.isVisible()) {
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const editor = MultitTextEditor.getInstance();
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if (editor.isActive()) {
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this.close(false);
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}
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@ -69,15 +64,14 @@ class TopicEventDispatcher extends Events {
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!this._readOnly &&
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eventType === TopicEvent.EDIT
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) {
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this._multilineEditor.show(topic, options ? options.text : null);
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this._activeEditor = this._multilineEditor;
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editor.show(topic, options ? options.text : '');
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} else {
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this.fireEvent(eventType, { model, readOnly: this._readOnly });
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}
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}
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isVisible(): boolean {
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return this._activeEditor != null && this._activeEditor.isVisible();
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return MultitTextEditor.getInstance().isActive();
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}
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static configure(readOnly: boolean): void {
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