es5 -> es2015 (last stage)

Signature plugin fixes
Add view decorator
A large number of fixes

dev/Knoin/AbstractViewNext.js

@@ -0,0 +1,64 @@
+
+import ko from 'ko';
+
+import {delegateRun, inFocus} from 'Common/Utils';
+import {KeyState, EventKeyCode} from 'Common/Enums';
+import {$win, keyScope} from 'Common/Globals';
+
+class AbstractViewNext
+{
+	constructor() {
+		this.bDisabeCloseOnEsc = false;
+		this.sDefaultKeyScope = KeyState.None;
+		this.sCurrentKeyScope = this.sDefaultKeyScope;
+
+		this.viewModelVisibility = ko.observable(false);
+		this.modalVisibility = ko.observable(false).extend({rateLimit: 0});
+
+		this.viewModelName = '';
+		this.viewModelNames = [];
+		this.viewModelDom = null;
+	}
+
+	/**
+	 * @returns {void}
+	 */
+	storeAndSetKeyScope() {
+		this.sCurrentKeyScope = keyScope();
+		keyScope(this.sDefaultKeyScope);
+	}
+
+	/**
+	 * @returns {void}
+	 */
+	restoreKeyScope() {
+		keyScope(this.sCurrentKeyScope);
+	}
+
+	/**
+	 * @returns {void}
+	 */
+	registerPopupKeyDown() {
+		$win.on('keydown', (event) => {
+			if (event && this.modalVisibility && this.modalVisibility())
+			{
+				if (!this.bDisabeCloseOnEsc && EventKeyCode.Esc === event.keyCode)
+				{
+					delegateRun(this, 'cancelCommand');
+					return false;
+				}
+				else if (EventKeyCode.Backspace === event.keyCode && !inFocus())
+				{
+					return false;
+				}
+			}
+
+			return true;
+		});
+	}
+
+	cancelCommand() {} // eslint-disable-line no-empty-function
+	closeCommand() {} // eslint-disable-line no-empty-function
+}
+
+export {AbstractViewNext, AbstractViewNext as default};