Drop popupVisibilityNames/viewModelName in favor of the new visiblePopups Set

dev/Knoin/AbstractViews.js

@@ -8,18 +8,15 @@ import { ViewType } from 'Knoin/Knoin';
 class AbstractView {
 	constructor(name, templateID, type)
 	{
-		this.viewModelName = 'View/' + name;
 		this.viewModelTemplateID = templateID;
 		this.viewModelPosition = type;
 
-		this.bDisabeCloseOnEsc = false;
 		this.sDefaultScope = Scope.None;
 		this.sCurrentScope = Scope.None;
 
 		this.viewModelVisible = false;
 		this.modalVisibility = ko.observable(false).extend({ rateLimit: 0 });
 
-		this.viewModelName = '';
 		this.viewModelDom = null;
 	}
 
@@ -64,6 +61,7 @@ export class AbstractViewPopup extends AbstractView
 		if (name in Scope) {
 			this.sDefaultScope = Scope[name];
 		}
+		this.bDisabeCloseOnEsc = false;
 	}
 /*
 	cancelCommand() {}

dev/Knoin/Knoin.js

@@ -4,7 +4,6 @@ import { doc, $htmlCL } from 'Common/Globals';
 import { arrayLength, isFunction } from 'Common/Utils';
 
 let currentScreen = null,
-	visiblePopups = new Set,
 	defaultScreenName = '';
 
 const SCREENS = {},
@@ -13,6 +12,8 @@ const SCREENS = {},
 		af && af.focus();
 	},
 
+	visiblePopups = new Set,
+
 	/**
 	 * @param {string} screenName
 	 * @returns {?Object}
@@ -62,10 +63,10 @@ const SCREENS = {},
 					vm.modalVisibility.subscribe(value => {
 						if (value) {
 							visiblePopups.add(vm);
-							vmDom.style.zIndex = 3000 + popupVisibilityNames().length + 10;
+							vmDom.style.zIndex = 3000 + visiblePopups.size + 10;
 							vmDom.hidden = false;
 							vm.storeAndSetScope();
-							popupVisibilityNames.push(vm.viewModelName);
+							arePopupsVisible(true);
 							requestAnimationFrame(() => { // wait just before the next paint
 								vmDom.offsetHeight; // force a reflow
 								vmDom.classList.add('show'); // trigger the transitions
@@ -75,7 +76,7 @@ const SCREENS = {},
 							vm.onHide && vm.onHide();
 							vmDom.classList.remove('show');
 							vm.restoreScope();
-							popupVisibilityNames(popupVisibilityNames.filter(v=>v!==vm.viewModelName));
+							arePopupsVisible(0 < visiblePopups.size);
 						}
 						vmDom.setAttribute('aria-hidden', !value);
 					});
@@ -211,8 +212,6 @@ const SCREENS = {},
 	};
 
 export const
-	popupVisibilityNames = ko.observableArray(),
-
 	ViewType = {
 		Popup: 'Popups',
 		Left: 'Left',
@@ -276,7 +275,7 @@ export const
 		}
 	},
 
-	arePopupsVisible = () => 0 < visiblePopups.size,
+	arePopupsVisible = ko.observable(false),
 
 	/**
 	 * @param {Function} ViewModelClassToShow

dev/View/User/MailBox/MessageList.js

@@ -39,7 +39,7 @@ import { ThemeStore } from 'Stores/Theme';
 
 import Remote from 'Remote/User/Fetch';
 
-import { decorateKoCommands, showScreenPopup, popupVisibilityNames } from 'Knoin/Knoin';
+import { decorateKoCommands, showScreenPopup, arePopupsVisible } from 'Knoin/Knoin';
 import { AbstractViewRight } from 'Knoin/AbstractViews';
 
 import { FolderClearPopupView } from 'View/Popup/FolderClear';
@@ -74,16 +74,7 @@ export class MessageListMailBoxUserView extends AbstractViewRight {
 		this.messageListSearch = MessageUserStore.listSearch;
 		this.messageListError = MessageUserStore.listError;
 
-		this.addComputables({
-			popupVisibility: () => 0 < popupVisibilityNames().length,
-
-			folderMenuForMove: () =>
-				folderListOptionsBuilder(
-					[FolderUserStore.currentFolderFullNameRaw()],
-					[],
-					item => item ? item.localName() : ''
-				)
-		});
+		this.popupVisibility = arePopupsVisible;
 
 		this.useCheckboxesInList = SettingsUserStore.useCheckboxesInList;
 
@@ -113,6 +104,14 @@ export class MessageListMailBoxUserView extends AbstractViewRight {
 		this.sLastSearchValue = '';
 
 		this.addComputables({
+
+			folderMenuForMove: () =>
+				folderListOptionsBuilder(
+					[FolderUserStore.currentFolderFullNameRaw()],
+					[],
+					item => item ? item.localName() : ''
+				),
+
 			messageListSearchDesc: () => {
 				const value = MessageUserStore.listEndSearch();
 				return value ? i18n('MESSAGE_LIST/SEARCH_RESULT_FOR', { SEARCH: value }) : ''