diff --git a/main/main.cpp b/main/main.cpp
index a13a01d..cd16cca 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -1,7 +1,7 @@
-//#include "add.h"
 #include "Bitmap.h"
 #include "Font.h"
-
+#include "TextRenderer.h"
+#include "internal.hpp"
 #include <iostream>
 
 bool isQuit(std::string command);
@@ -13,8 +13,6 @@ bool isQuit(std::string command);
  * A string is converted and displayed in the console.
  * Currently only to test.
  */
-
-#include "TextRenderer.h"
 void outPutPixel(int windowHeight, int windowWidth, vkvm::Color fontColor);
 
 int main() {
@@ -22,6 +20,7 @@ int main() {
 
     std::string currentText;
 
+
     /*************************set back to shared memory(only for test)********************************************/
     int windowWidth = vkvm::getWidth();
     int windowHeight = vkvm::getHeight();
@@ -45,6 +44,14 @@ int main() {
     textRenderer.setBottomMargin(1);
     /*************************get Text and update back to shared meomory********************************************/
 
+    vkvm::registerEvent(vkvm::EventType::RenderText, [&textRenderer](){
+        std::string currentText = vkvm::getText();
+        textRenderer.update(currentText);
+        vkvm::callEvent(vkvm::EventType::Redraw);
+    });
+
+
+
     std::string command;
     std::cout << "TextRender: ";
     std::getline(std::cin, command);
@@ -61,6 +68,7 @@ int main() {
         }
     }
 
+
     std::cout << "TextRender finished." << std::endl;
 
     return 0;