First pass for collab editing

include/collabsession.h

@@ -0,0 +1,31 @@
+#ifndef COLLABSESSION_H
+#define COLLABSESSION_H
+
+#include "mainwindow.h"
+#include <QString>
+
+#define COMMAND_BLOCKS_CHANGED 0x1
+
+#define SERVER_MESSAGE_CREATED_SESSION   0x1
+#define SERVER_MESSAGE_JOINED_SESSION    0x2
+#define SERVER_MESSAGE_BROADCAST_COMMAND 0x3
+
+class CollabSession
+{
+public:
+    CollabSession(MainWindow *mainWindow);
+    static void init(MainWindow *mainWindow);
+    static bool connect(QString host, int port);
+    static void createSession(QString sessionName);
+    static void joinSession(QString sessionName);
+    static QByteArray prepareSocketMessage(QByteArray message, int messageType);
+    static void onBlockChanged(int x, int y, Block prevBlock, Block newBlock);
+    void processMessage();
+    MainWindow *mainWindow = nullptr;
+private:
+    static void handleBlocksChangedCommand(QByteArray message);
+    QTcpSocket *socket = nullptr;
+    QByteArray messageBuffer;
+};
+
+#endif // COLLABSESSION_H

include/mainwindow.h

@@ -1,6 +1,7 @@
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
+#include <QTcpSocket>
 #include <QString>
 #include <QModelIndex>
 #include <QMainWindow>
@@ -232,6 +233,10 @@ private slots:
 
     void on_actionRegion_Map_Editor_triggered();
 
+    void on_actionConnect_to_Collab_triggered();
+    void on_actionCreate_Collab_Session_triggered();
+    void on_actionJoin_Collab_Session_triggered();
+
 private:
     Ui::MainWindow *ui;
     TilesetEditor *tilesetEditor = nullptr;