Clean up multitext editor

packages/mindplot/src/components/LocalStorageManager.ts

@@ -29,7 +29,7 @@ class LocalStorageManager extends PersistenceManager {
     this.forceLoad = forceLoad;
   }
 
-  saveMapXml(mapId: string, mapDoc: Document, pref = null, events = null): void {
+  saveMapXml(mapId: string, mapDoc: Document): void {
     const mapXml = new XMLSerializer().serializeToString(mapDoc);
     localStorage.setItem(`${mapId}-xml`, mapXml);
   }

packages/mindplot/src/components/MultilineTextEditor.ts

@@ -21,17 +21,21 @@ import $ from 'jquery';
 import initHotKeyPluggin from '../../../../libraries/jquery.hotkeys';
 import Events from './Events';
 import ActionDispatcher from './ActionDispatcher';
+import Topic from './Topic';
 
 initHotKeyPluggin($);
 
 class MultilineTextEditor extends Events {
+  private _topic: Topic;
+
+  private _containerElem: JQuery;
+
   constructor() {
     super();
     this._topic = null;
-    this._timeoutId = -1;
   }
 
-  static _buildEditor() {
+  private static _buildEditor() {
     const result = $('<div></div>')
       .attr('id', 'textContainer')
       .css({
@@ -54,25 +58,19 @@ class MultilineTextEditor extends Events {
     return result;
   }
 
-  _registerEvents(containerElem) {
+  private _registerEvents(containerElem: JQuery) {
     const textareaElem = this._getTextareaElem();
-    const me = this;
-    let start;
-    let end;
-    textareaElem.on('keydown', function keydown(event) {
-      switch ($.hotkeys.specialKeys[event.keyCode]) {
+    textareaElem.on('keydown', (event) => {
+      const j: any = $;
+      switch (j.hotkeys.specialKeys[event.keyCode]) {
         case 'esc':
-          me.close(false);
+          this.close(false);
           break;
-        case 'enter':
+        case 'enter': {
           if (event.metaKey || event.ctrlKey) {
             // Add return ...
-            const text = textareaElem.val();
-            let cursorPosition = text.length;
-            if (textareaElem.selectionStart) {
-              cursorPosition = textareaElem.selectionStart;
-            }
-
+            const text = this._getTextAreaText();
+            const cursorPosition = text.length;
             const head = text.substring(0, cursorPosition);
             let tail = '';
             if (cursorPosition < text.length) {
@@ -80,31 +78,12 @@ class MultilineTextEditor extends Events {
             }
             textareaElem.val(`${head}\n${tail}`);
 
-            // Position cursor ...
-            if (textareaElem[0].setSelectionRange) {
             textareaElem.focus();
             textareaElem[0].setSelectionRange(cursorPosition + 1, cursorPosition + 1);
-            } else if (textareaElem.createTextRange) {
-              const range = textareaElem.createTextRange();
-              range.moveStart('character', cursorPosition + 1);
-              range.select();
-            }
           } else {
-            me.close(true);
+            this.close(true);
           }
           break;
-        case 'tab': {
-          event.preventDefault();
-          start = $(this).get(0).selectionStart;
-          end = $(this).get(0).selectionEnd;
-
-          // set textarea value to: text before caret + tab + text after caret
-          $(this).val(`${$(this).val().substring(0, start)}\t${$(this).val().substring(end)}`);
-
-          // put caret at right position again
-          $(this).get(0).selectionEnd = start + 1;
-          $(this).get(0).selectionStart = $(this).get(0).selectionEnd;
-          break;
         }
         default:
           // No actions...
@@ -118,9 +97,9 @@ class MultilineTextEditor extends Events {
     });
 
     textareaElem.on('keyup', (event) => {
-      const text = me._getTextareaElem().val();
-      me.fireEvent('input', [event, text]);
-      me._adjustEditorSize();
+      const text = this._getTextareaElem().val();
+      this.fireEvent('input', [event, text]);
+      this._adjustEditorSize();
     });
 
     // If the user clicks on the input, all event must be ignored ...
@@ -135,14 +114,16 @@ class MultilineTextEditor extends Events {
     });
   }
 
-  _adjustEditorSize() {
+  private _adjustEditorSize() {
     if (this.isVisible()) {
       const textElem = this._getTextareaElem();
 
-      const lines = textElem.val().split('\n');
+      const lines = this._getTextAreaText().split('\n');
       let maxLineLength = 1;
       lines.forEach((line) => {
-        if (maxLineLength < line.length) maxLineLength = line.length;
+        if (maxLineLength < line.length) {
+          maxLineLength = line.length;
+        }
       });
 
       textElem.attr('cols', maxLineLength);
@@ -155,13 +136,13 @@ class MultilineTextEditor extends Events {
     }
   }
 
-  isVisible() {
+  isVisible(): boolean {
     return $defined(this._containerElem) && this._containerElem.css('display') === 'block';
   }
 
-  _updateModel() {
-    if (this._topic.getText() !== this._getText()) {
-      const text = this._getText();
+  private _updateModel() {
+    if (this._topic.getText() !== this._getTextAreaText()) {
+      const text = this._getTextAreaText();
       const topicId = this._topic.getId();
 
       const actionDispatcher = ActionDispatcher.getInstance();
@@ -169,7 +150,7 @@ class MultilineTextEditor extends Events {
     }
   }
 
-  show(topic, text) {
+  show(topic: Topic, text: string): void {
     // Close a previous node editor if it's opened ...
     if (this._topic) {
       this.close(false);
@@ -187,7 +168,7 @@ class MultilineTextEditor extends Events {
     }
   }
 
-  _showEditor(defaultText) {
+  private _showEditor(defaultText: string) {
     const topic = this._topic;
 
     // Hide topic text ...
@@ -199,32 +180,26 @@ class MultilineTextEditor extends Events {
     fontStyle.size = nodeText.getHtmlFontSize();
     fontStyle.color = nodeText.getColor();
     this._setStyle(fontStyle);
-    const me = this;
 
     // Set editor's initial size
-    const displayFunc = function displayFunc() {
     // Position the editor and set the size...
     const textShape = topic.getTextShape();
 
-      me._containerElem.css('display', 'block');
+    this._containerElem.css('display', 'block');
 
-      // FIXME: Im not sure if this is best way...
     const shapePosition = textShape.getNativePosition();
-      me._containerElem.offset(shapePosition);
+    this._containerElem.offset(shapePosition);
 
     // Set editor's initial text ...
     const text = $defined(defaultText) ? defaultText : topic.getText();
-      me._setText(text);
+    this._setText(text);
 
     // Set the element focus and select the current text ...
-      const inputElem = me._getTextareaElem();
-      me._positionCursor(inputElem, !$defined(defaultText));
-    };
-
-    this._timeoutId = setTimeout(() => displayFunc(), 10);
+    const inputElem = this._getTextareaElem();
+    this._positionCursor(inputElem, !$defined(defaultText));
   }
 
-  _setStyle(fontStyle) {
+  private _setStyle(fontStyle) {
     const inputField = this._getTextareaElem();
     // allowed param reassign to avoid risks of existing code relying in this side-effect
     /* eslint-disable no-param-reassign */
@@ -252,51 +227,33 @@ class MultilineTextEditor extends Events {
     this._containerElem.css(style);
   }
 
-  _setText(text) {
+  private _setText(text: string) {
     const textareaElem = this._getTextareaElem();
     textareaElem.val(text);
     this._adjustEditorSize();
   }
 
-  _getText() {
-    return this._getTextareaElem().val();
+  private _getTextAreaText(): string {
+    return this._getTextareaElem().val() as string;
   }
 
-  _getTextareaElem() {
+  private _getTextareaElem(): JQuery<HTMLTextAreaElement> {
     return this._containerElem.find('textarea');
   }
 
-  _positionCursor(textareaElem, selectText) {
+  private _positionCursor(textareaElem: JQuery<HTMLTextAreaElement>, selectText: boolean) {
     textareaElem.focus();
-    const lengh = textareaElem.val().length;
+    const lengh = this._getTextAreaText().length;
     if (selectText) {
       // Mark text as selected ...
-      if (textareaElem.createTextRange) {
-        const rang = textareaElem.createTextRange();
-        rang.select();
-        rang.move('character', lengh);
-      } else {
       textareaElem[0].setSelectionRange(0, lengh);
-      }
-    } else if (textareaElem.createTextRange) {
-      const range = textareaElem.createTextRange();
-      range.move('character', lengh);
     } else {
-      // allowed param reassign to avoid risks of existing code relying in this side-effect
-      /* eslint-disable no-param-reassign */
-      textareaElem.selectionStart = lengh;
-      textareaElem.selectionEnd = lengh;
-      /* eslint-enable no-param-reassign */
-
       textareaElem.focus();
     }
   }
 
-  close(update) {
+  close(update: boolean): void {
     if (this.isVisible() && this._topic) {
-      // Update changes ...
-      clearTimeout(this._timeoutId);
-
       if (!$defined(update) || update) {
         this._updateModel();
       }
@@ -307,7 +264,6 @@ class MultilineTextEditor extends Events {
       // Remove it form the screen ...
       this._containerElem.remove();
       this._containerElem = null;
-      this._timeoutId = -1;
     }
     this._topic = null;
   }

packages/mindplot/src/components/Topic.ts

@@ -1268,7 +1268,7 @@ abstract class Topic extends NodeGraph {
     }
 
     // If a drag node is create for it, let's hide the editor.
-    this._getTopicEventDispatcher().close();
+    this._getTopicEventDispatcher().close(false);
 
     return result;
   }

packages/mindplot/src/components/TopicEventDispatcher.ts

@@ -19,6 +19,7 @@ import { $assert } from '@wisemapping/core-js';
 import Events from './Events';
 import MultilineTextEditor from './MultilineTextEditor';
 import { TopicShape } from './model/INodeModel';
+import Topic from './Topic';
 
 const TopicEvent = {
   EDIT: 'editnode',
@@ -26,30 +27,39 @@ const TopicEvent = {
 };
 
 class TopicEventDispatcher extends Events {
-  constructor(readOnly) {
+  private _readOnly: boolean;
+
+  private _activeEditor: MultilineTextEditor;
+
+  private _multilineEditor: MultilineTextEditor;
+
+  // eslint-disable-next-line no-use-before-define
+  static _instance: TopicEventDispatcher;
+
+  constructor(readOnly: boolean) {
     super();
     this._readOnly = readOnly;
     this._activeEditor = null;
     this._multilineEditor = new MultilineTextEditor();
   }
 
-  close(update) {
+  close(update: boolean): void {
     if (this.isVisible()) {
       this._activeEditor.close(update);
       this._activeEditor = null;
     }
   }
 
-  show(topic, options) {
+  show(topic: Topic, options?): void {
     this.process(TopicEvent.EDIT, topic, options);
   }
 
-  process(eventType, topic, options) {
+  process(eventType: string, topic: Topic, options?): void {
     $assert(eventType, 'eventType can not be null');
 
     // Close all previous open editor ....
     if (this.isVisible()) {
-      this.close();
+      this.close(false);
     }
 
     // Open the new editor ...
@@ -66,20 +76,18 @@ class TopicEventDispatcher extends Events {
     }
   }
 
-  isVisible() {
+  isVisible(): boolean {
     return this._activeEditor != null && this._activeEditor.isVisible();
   }
+
+  static configure(readOnly: boolean): void {
+    this._instance = new TopicEventDispatcher(readOnly);
   }
 
-TopicEventDispatcher._instance = null;
-
-TopicEventDispatcher.configure = function configure(readOnly) {
-  this._instance = new TopicEventDispatcher(readOnly);
-};
-
-TopicEventDispatcher.getInstance = function getInstance() {
+  static getInstance(): TopicEventDispatcher {
     return this._instance;
-};
+  }
+}
 
 export { TopicEvent };
 export default TopicEventDispatcher;