ColorBox, ColorView, NumberBox(Base, Mask, Spin), TextArea, Switch, Validation: convert into ES6 class (DevExpress#29209)

Author: EugeniyKiyashko

packages/devextreme/js/__internal/core/widget/widget.ts

@@ -682,7 +682,7 @@ class Widget<
     focus.trigger(this._focusTarget());
   }
 
-  registerKeyHandler(key: string, handler: () => void): void {
+  registerKeyHandler(key: string, handler: (event?) => void): void {
     const currentKeys = this._supportedKeys();
 
     // eslint-disable-next-line @typescript-eslint/no-unsafe-return, max-len

packages/devextreme/js/__internal/ui/chat/messagebox.ts

@@ -6,10 +6,9 @@ import Button from '@js/ui/button';
 import type { Properties as DOMComponentProperties } from '@ts/core/widget/dom_component';
 import DOMComponent from '@ts/core/widget/dom_component';
 import type { OptionChanged } from '@ts/core/widget/types';
+import TextArea from '@ts/ui/m_text_area';
 
 import type { EnterKeyEvent, InputEvent } from '../../../ui/text_area';
-import type dxTextArea from '../../../ui/text_area';
-import TextArea from '../m_text_area';
 
 const CHAT_MESSAGEBOX_CLASS = 'dx-chat-messagebox';
 const CHAT_MESSAGEBOX_TEXTAREA_CLASS = 'dx-chat-messagebox-textarea';
@@ -38,7 +37,7 @@ export interface Properties extends DOMComponentProperties<MessageBox> {
 }
 
 class MessageBox extends DOMComponent<MessageBox, Properties> {
-  _textArea!: dxTextArea;
+  _textArea!: TextArea;
 
   _button!: Button;