diff --git a/components/TextArea.h b/components/TextArea.h
index 46e379f..c1a2d6f 100644
--- a/components/TextArea.h
+++ b/components/TextArea.h
@@ -88,7 +88,7 @@ public:
         for(int i = 0; i < height && top + i < csbi.dwSize.Y; i++) {
             for(int j = 0; j < width && left + j < csbi.dwSize.X; j++) {
                 SetConsoleCursorPosition(hConsole, {static_cast<short>(left + j), static_cast<short>(top + i)});
-                printf(" ");
+                putchar(' ');
             }
         }
         //绘制边框到缓冲区
diff --git a/components/TextLine_test.cpp b/components/TextLine_test.cpp
index 47155df..02e8a8e 100644
--- a/components/TextLine_test.cpp
+++ b/components/TextLine_test.cpp
@@ -16,5 +16,6 @@ int main() {
     textLine2.draw();
 
     printf("\n");
+    getchar();
     return 0;
 }
\ No newline at end of file
diff --git a/main.cpp b/main.cpp
index 9c35504..e69de29 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,20 +0,0 @@
-#include "components/BaseComponent.h"
-#include "components/TextLine.h"
-#include "utils/RichText.h"
-
-int main() {
-    RichText richText;
-    richText = "Hello, World";
-    richText += StringPart(" with colors!", COLOR_RED);
-
-    TextLine textLine(2, 2, 23, 3);
-    textLine.setText(richText);
-    textLine.draw();
-
-    TextLine textLine2(7, 5, 40, 3);
-    textLine2.setText(richText + StringPart(" and more colors!", COLOR_LIGHTCYAN));
-    textLine2.draw();
-
-    printf("\n");
-    return 0;
-}
\ No newline at end of file