diff --git a/src/ViewModel/Chat/chatListViewModel.ts b/src/ViewModel/Chat/chatListViewModel.ts
index 6f3f1c51..8eaa52bb 100644
--- a/src/ViewModel/Chat/chatListViewModel.ts
+++ b/src/ViewModel/Chat/chatListViewModel.ts
@@ -3,7 +3,7 @@ import * as React from "bloatless-react";
 import ChatListModel from "../../Model/Chat/chatListModel";
 import ChatModel from "../../Model/Chat/chatModel";
 import ChatViewModel from "./chatViewModel";
-import FileModel from "../../Model/Files/fileModel";
+import CoreViewModel from "../Global/coreViewModel";
 import { IndexManager } from "../../Model/Utility/utility";
 import SettingsViewModel from "../Global/settingsViewModel";
 import StorageModel from "../../Model/Global/storageModel";
@@ -56,6 +56,7 @@ export default class ChatListViewModel {
 
   createChatViewModel = (chatModel: ChatModel): ChatViewModel => {
     return new ChatViewModel(
+      this.coreViewModel,
       this.storageModel,
       chatModel,
       this.settingsViewModel,
@@ -91,6 +92,7 @@ export default class ChatListViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     storageModel: StorageModel,
     chatListModel: ChatListModel,
     settingsViewModel: SettingsViewModel
diff --git a/src/ViewModel/Chat/chatMessageViewModel.ts b/src/ViewModel/Chat/chatMessageViewModel.ts
index 0fe503ee..d47c02e2 100644
--- a/src/ViewModel/Chat/chatMessageViewModel.ts
+++ b/src/ViewModel/Chat/chatMessageViewModel.ts
@@ -2,6 +2,7 @@ import * as React from "bloatless-react";
 
 import { ChatMessage, ChatMessageStatus } from "../../Model/Chat/chatModel";
 
+import CoreViewModel from "../Global/coreViewModel";
 import MessagePageViewModel from "../Pages/messagePageViewModel";
 
 export default class ChatMessageViewModel {
@@ -52,6 +53,7 @@ export default class ChatMessageViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     messagePageViewModel: MessagePageViewModel,
     chatMessage: ChatMessage,
     sentByUser: boolean
diff --git a/src/ViewModel/Chat/chatViewModel.ts b/src/ViewModel/Chat/chatViewModel.ts
index 1550fc2f..dd7fc5cc 100644
--- a/src/ViewModel/Chat/chatViewModel.ts
+++ b/src/ViewModel/Chat/chatViewModel.ts
@@ -5,6 +5,7 @@ import StorageModel, { filePaths } from "../../Model/Global/storageModel";
 
 import ChatListViewModel from "./chatListViewModel";
 import { Color } from "../../colors";
+import CoreViewModel from "../Global/coreViewModel";
 import MessagePageViewModel from "../Pages/messagePageViewModel";
 import SettingsPageViewModel from "../Pages/settingsPageViewModel";
 import SettingsViewModel from "../Global/settingsViewModel";
@@ -77,6 +78,7 @@ export default class ChatViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     storageModel: StorageModel,
     chatModel: ChatModel,
     settingsViewModel: SettingsViewModel,
@@ -90,12 +92,19 @@ export default class ChatViewModel {
 
     // page viewModels
     this.taskPageViewModel = new TaskPageViewModel(
+      this.coreViewModel,
       this.storageModel,
       this.chatModel.fileModel.boardsAndTasksModel,
       this
     );
-    this.messagePageViewModel = new MessagePageViewModel(this);
-    this.settingsPageViewModel = new SettingsPageViewModel(this);
+    this.messagePageViewModel = new MessagePageViewModel(
+      this.coreViewModel,
+      this
+    );
+    this.settingsPageViewModel = new SettingsPageViewModel(
+      this.coreViewModel,
+      this
+    );
 
     // handlers
     chatModel.chatMessageHandlerManager.addHandler(
diff --git a/src/ViewModel/Global/connectionViewModel.ts b/src/ViewModel/Global/connectionViewModel.ts
index 5b74efce..8895b330 100644
--- a/src/ViewModel/Global/connectionViewModel.ts
+++ b/src/ViewModel/Global/connectionViewModel.ts
@@ -1,6 +1,7 @@
 import * as React from "bloatless-react";
 
 import ConnectionModel from "../../Model/Global/connectionModel";
+import CoreViewModel from "./coreViewModel";
 
 export default class ConnectionViewModel {
   connectionModel: ConnectionModel;
@@ -77,7 +78,10 @@ export default class ConnectionViewModel {
   };
 
   // init
-  constructor(connectionModel: ConnectionModel) {
+  constructor(
+    public coreViewModel: CoreViewModel,
+    connectionModel: ConnectionModel
+  ) {
     this.connectionModel = connectionModel;
     this.updatePreviousAddresses();
 
diff --git a/src/ViewModel/Global/coreViewModel.ts b/src/ViewModel/Global/coreViewModel.ts
new file mode 100644
index 00000000..675d2f8b
--- /dev/null
+++ b/src/ViewModel/Global/coreViewModel.ts
@@ -0,0 +1,7 @@
+import * as React from "bloatless-react";
+
+export default class CoreViewModel {
+  draggedFile: React.State<File | undefined> = new React.State<
+    File | undefined
+  >(undefined);
+}
diff --git a/src/ViewModel/Global/settingsViewModel.ts b/src/ViewModel/Global/settingsViewModel.ts
index e0fbd52f..86f8ae81 100644
--- a/src/ViewModel/Global/settingsViewModel.ts
+++ b/src/ViewModel/Global/settingsViewModel.ts
@@ -1,5 +1,6 @@
 import * as React from "bloatless-react";
 
+import CoreViewModel from "./coreViewModel";
 import SettingsModel from "../../Model/Global/settingsModel";
 
 export default class SettingsViewModel {
@@ -30,7 +31,10 @@ export default class SettingsViewModel {
   };
 
   // init
-  constructor(settingsModel: SettingsModel) {
+  constructor(
+    public coreViewModel: CoreViewModel,
+    settingsModel: SettingsModel
+  ) {
     this.settingsModel = settingsModel;
 
     this.username.value = settingsModel.username;
diff --git a/src/ViewModel/Global/storageViewModel.ts b/src/ViewModel/Global/storageViewModel.ts
index 0ae8dab2..fb9b35fc 100644
--- a/src/ViewModel/Global/storageViewModel.ts
+++ b/src/ViewModel/Global/storageViewModel.ts
@@ -1,7 +1,10 @@
 import * as React from "bloatless-react";
 
-import StorageModel, { PATH_COMPONENT_SEPARATOR } from "../../Model/Global/storageModel";
+import StorageModel, {
+  PATH_COMPONENT_SEPARATOR,
+} from "../../Model/Global/storageModel";
 
+import CoreViewModel from "./coreViewModel";
 import { translations } from "../../View/translations";
 
 export default class StorageViewModel {
@@ -30,7 +33,7 @@ export default class StorageViewModel {
   deleteSelectedItem = (): void => {
     const path = StorageModel.stringToPathComponents(this.selectedPath.value);
     this.lastDeletedItemPath.value = this.selectedPath.value;
-    
+
     this.storageModel.removeRecursively(path);
     this.didMakeChanges.value = true;
   };
@@ -49,7 +52,7 @@ export default class StorageViewModel {
   };
 
   // init
-  constructor(storageModel: StorageModel) {
+  constructor(public coreViewModel: CoreViewModel, storageModel: StorageModel) {
     this.storageModel = storageModel;
 
     this.selectedFileName = React.createProxyState([this.selectedPath], () =>
diff --git a/src/ViewModel/Pages/boardViewModel.ts b/src/ViewModel/Pages/boardViewModel.ts
index f0a81860..bfcf8d05 100644
--- a/src/ViewModel/Pages/boardViewModel.ts
+++ b/src/ViewModel/Pages/boardViewModel.ts
@@ -6,6 +6,7 @@ import BoardsAndTasksModel, {
 } from "../../Model/Files/boardsAndTasksModel";
 
 import { Color } from "../../colors";
+import CoreViewModel from "../Global/coreViewModel";
 import { IndexManager } from "../../Model/Utility/utility";
 import StorageModel from "../../Model/Global/storageModel";
 import TaskPageViewModel from "./taskPageViewModel";
@@ -79,6 +80,7 @@ export default class BoardViewModel {
       this.boardInfo.fileId
     );
     const taskViewModel: TaskViewModel = new TaskViewModel(
+      this.coreViewModel,
       this.boardModel,
       this,
       taskFileContent
@@ -110,6 +112,7 @@ export default class BoardViewModel {
   // view
   showTaskInList = (taskFileContent: TaskFileContent): void => {
     const taskViewModel: TaskViewModel = new TaskViewModel(
+      this.coreViewModel,
       this.boardModel,
       this,
       taskFileContent
@@ -195,6 +198,7 @@ export default class BoardViewModel {
       if (taskFileContent == null) continue;
 
       const taskViewModel: TaskViewModel = new TaskViewModel(
+        this.coreViewModel,
         this.boardModel,
         this,
         taskFileContent
@@ -212,6 +216,7 @@ export default class BoardViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     storageModel: StorageModel,
     boardModel: BoardsAndTasksModel,
     taskPageViewModel: TaskPageViewModel,
diff --git a/src/ViewModel/Pages/messagePageViewModel.ts b/src/ViewModel/Pages/messagePageViewModel.ts
index 1b35af84..35697dbe 100644
--- a/src/ViewModel/Pages/messagePageViewModel.ts
+++ b/src/ViewModel/Pages/messagePageViewModel.ts
@@ -3,6 +3,7 @@ import * as React from "bloatless-react";
 import { ChatMessage } from "../../Model/Chat/chatModel";
 import ChatMessageViewModel from "../Chat/chatMessageViewModel";
 import ChatViewModel from "../Chat/chatViewModel";
+import CoreViewModel from "../Global/coreViewModel";
 
 export default class MessagePageViewModel {
   chatViewModel: ChatViewModel;
@@ -39,6 +40,7 @@ export default class MessagePageViewModel {
   // view
   showChatMessage = (chatMessage: ChatMessage): void => {
     const chatMessageModel = new ChatMessageViewModel(
+      this.coreViewModel,
       this,
       chatMessage,
       chatMessage.sender == this.chatViewModel.settingsViewModel.username.value
@@ -62,9 +64,12 @@ export default class MessagePageViewModel {
   };
 
   // init
-  constructor(chatViewModel: ChatViewModel) {
+  constructor(
+    public coreViewModel: CoreViewModel,
+    chatViewModel: ChatViewModel
+  ) {
     this.chatViewModel = chatViewModel;
-    
+
     this.cannotSendMessage = React.createProxyState(
       [this.chatViewModel.settingsViewModel.username, this.composingMessage],
       () =>
diff --git a/src/ViewModel/Pages/settingsPageViewModel.ts b/src/ViewModel/Pages/settingsPageViewModel.ts
index d3082be2..6c576d7e 100644
--- a/src/ViewModel/Pages/settingsPageViewModel.ts
+++ b/src/ViewModel/Pages/settingsPageViewModel.ts
@@ -2,6 +2,7 @@ import * as React from "bloatless-react";
 
 import ChatViewModel from "../Chat/chatViewModel";
 import { Color } from "../../colors";
+import CoreViewModel from "../Global/coreViewModel";
 
 export default class SettingsPageViewModel {
   chatViewModel: ChatViewModel;
@@ -110,7 +111,10 @@ export default class SettingsPageViewModel {
   };
 
   // init
-  constructor(chatViewModel: ChatViewModel) {
+  constructor(
+    public coreViewModel: CoreViewModel,
+    chatViewModel: ChatViewModel
+  ) {
     this.chatViewModel = chatViewModel;
     this.loadListRelevantData();
 
diff --git a/src/ViewModel/Pages/taskPageViewModel.ts b/src/ViewModel/Pages/taskPageViewModel.ts
index e42611bf..e96a24c1 100644
--- a/src/ViewModel/Pages/taskPageViewModel.ts
+++ b/src/ViewModel/Pages/taskPageViewModel.ts
@@ -4,6 +4,7 @@ import BoardsAndTasksModel, { BoardInfoFileContent } from "../../Model/Files/boa
 
 import BoardViewModel from "./boardViewModel";
 import ChatViewModel from "../Chat/chatViewModel";
+import CoreViewModel from "../Global/coreViewModel";
 import { IndexManager } from "../../Model/Utility/utility";
 import StorageModel from "../../Model/Global/storageModel";
 
@@ -73,6 +74,7 @@ export default class TaskPageViewModel {
   // view
   showBoardInList = (boardInfo: BoardInfoFileContent): void => {
     const boardViewModel: BoardViewModel = new BoardViewModel(
+      this.coreViewModel,
       this.storageModel,
       this.boardModel,
       this,
@@ -140,6 +142,7 @@ export default class TaskPageViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     storageModel: StorageModel,
     boardModel: BoardsAndTasksModel,
     chatViewModel: ChatViewModel
diff --git a/src/ViewModel/Pages/taskViewModel.ts b/src/ViewModel/Pages/taskViewModel.ts
index 683527e4..c175faf4 100644
--- a/src/ViewModel/Pages/taskViewModel.ts
+++ b/src/ViewModel/Pages/taskViewModel.ts
@@ -4,6 +4,7 @@ import BoardsAndTasksModel, { TaskFileContent } from "../../Model/Files/boardsAn
 import { localeCompare, padZero } from "../../Model/Utility/utility";
 
 import BoardViewModel from "./boardViewModel";
+import CoreViewModel from "../Global/coreViewModel";
 
 export default class TaskViewModel {
   boardModel: BoardsAndTasksModel;
@@ -138,6 +139,7 @@ export default class TaskViewModel {
 
   // init
   constructor(
+    public coreViewModel: CoreViewModel,
     boardModel: BoardsAndTasksModel,
     boardViewModel: BoardViewModel,
     taskFileContent: TaskFileContent
diff --git a/src/index.tsx b/src/index.tsx
index 4b4e2b42..91c6b631 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -10,6 +10,7 @@ import { ChatPageWrapper } from "./View/chatPageWrapper";
 import { ConnectionModal } from "./View/Modals/connectionModal";
 import ConnectionModel from "./Model/Global/connectionModel";
 import ConnectionViewModel from "./ViewModel/Global/connectionViewModel";
+import CoreViewModel from "./ViewModel/Global/coreViewModel";
 import { HomePage } from "./View/homePage";
 import SettingsModel from "./Model/Global/settingsModel";
 import SettingsViewModel from "./ViewModel/Global/settingsViewModel";
@@ -28,10 +29,16 @@ const chatListModel = new ChatListModel(
 );
 
 // viewModels
-const storageViewModel = new StorageViewModel(storageModel);
-const settingsViewModel = new SettingsViewModel(settingsModel);
-const connectionViewModel = new ConnectionViewModel(connectionModel);
+const coreVieWModel = new CoreViewModel();
+
+const storageViewModel = new StorageViewModel(coreVieWModel, storageModel);
+const settingsViewModel = new SettingsViewModel(coreVieWModel, settingsModel);
+const connectionViewModel = new ConnectionViewModel(
+  coreVieWModel,
+  connectionModel
+);
 const chatListViewModel = new ChatListViewModel(
+  coreVieWModel,
   storageModel,
   chatListModel,
   settingsViewModel