diff --git a/Gtk4/gtk160_wayland_test/CMakeLists.txt b/Gtk4/gtk160_wayland_test/CMakeLists.txt
index 7c94b8a..ab2bc50 100644
--- a/Gtk4/gtk160_wayland_test/CMakeLists.txt
+++ b/Gtk4/gtk160_wayland_test/CMakeLists.txt
@@ -26,7 +26,7 @@ link_directories (${GTK_LIBRARY_DIRS})
 # set(PO_DIR ${CMAKE_BINARY_DIR}/po/zh_CN/LC_MESSAGES)
 
 #Source files
-set(SOURCE_FILE src/main.cpp src/MainWin.cpp src/TestWin.cpp)
+set(SOURCE_FILE src/main.cpp src/MainWin.cpp src/TestWin.cpp src/MyTitleBar.cpp)
 
 #Compile Resource
 
diff --git a/Gtk4/gtk160_wayland_test/src/MyTitleBar.cpp b/Gtk4/gtk160_wayland_test/src/MyTitleBar.cpp
new file mode 100644
index 0000000..24565bb
--- /dev/null
+++ b/Gtk4/gtk160_wayland_test/src/MyTitleBar.cpp
@@ -0,0 +1,20 @@
+#include "MyTitleBar.h"
+
+struct _MyTitleBar{
+    GObject parent_instance;
+    GtkWindow *ctrl_window;
+    GtkWidget *header;
+    GtkWidget *btn_close, *btn_mini;
+};
+
+G_DEFINE_TYPE(MyTitleBar, my_titlebar, G_TYPE_OBJECT)
+
+static void my_titlebar_init(MyTitleBar *self)
+{
+
+}
+
+static void my_titlebar_class_init(MyTitleBarClass *klass)
+{
+
+}
diff --git a/Gtk4/gtk160_wayland_test/src/MyTitleBar.h b/Gtk4/gtk160_wayland_test/src/MyTitleBar.h
new file mode 100644
index 0000000..dff8be4
--- /dev/null
+++ b/Gtk4/gtk160_wayland_test/src/MyTitleBar.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+G_DECLARE_FINAL_TYPE(MyTitleBar, my_titlebar, My, TitleBar, GObject)
\ No newline at end of file