diff --git a/Gtk3/gtk100_winctrl/CMakeLists.txt b/Gtk3/gtk100_winctrl/CMakeLists.txt
new file mode 100644
index 0000000..ca8f5a0
--- /dev/null
+++ b/Gtk3/gtk100_winctrl/CMakeLists.txt
@@ -0,0 +1,20 @@
+set(CMAKE_CXX_STANDARD 17)
+cmake_minimum_required(VERSION 3.0.0)
+project(gtk100 VERSION 0.1.0)
+
+include(CTest)
+enable_testing()
+
+set(CPACK_PROJECT_NAME ${PROJECT_NAME})
+set(CPACK_PROJECT_VERSION ${PROJECT_VERSION})
+
+include(CPack)
+include_directories(..)
+
+find_package (PkgConfig REQUIRED)
+pkg_check_modules (GTK3 REQUIRED gtk+-3.0)
+include_directories (${GTK3_INCLUDE_DIRS})
+link_directories (${GTK3_LIBRARY_DIRS})
+add_executable(gtk100 src/main.cpp src/WinBtn.cpp)
+add_definitions (${GTK3_CFLAGS_OTHER})
+target_link_libraries (${PROJECT_NAME} ${GTK3_LIBRARIES})
diff --git a/Gtk3/gtk100_winctrl/src/WinBtn.cpp b/Gtk3/gtk100_winctrl/src/WinBtn.cpp
new file mode 100644
index 0000000..5ce8cdc
--- /dev/null
+++ b/Gtk3/gtk100_winctrl/src/WinBtn.cpp
@@ -0,0 +1,44 @@
+#include "WinBtn.h"
+
+struct _WinBtn{
+    GtkButton parent;
+    GtkApplication *app;
+};
+
+G_DEFINE_TYPE(WinBtn,win_btn,GTK_TYPE_BUTTON)
+
+static void win_btn_clicked(GtkButton *button){
+    GtkWindow *win=gtk_application_get_active_window(WIN_BTN(button)->app);
+    GdkWindow *gdk_win=gtk_widget_get_window(GTK_WIDGET(win));
+    if(gdk_win){
+        GdkWindowState state=gdk_window_get_state(gdk_win);
+        switch(state){
+            case GDK_WINDOW_STATE_ICONIFIED:
+                gtk_window_deiconify(win);
+                break;
+            case GDK_WINDOW_STATE_WITHDRAWN:
+                gtk_widget_show_all(GTK_WIDGET(win));
+                break;
+            default:
+                gtk_window_iconify(win);
+        }
+    }else{
+        gtk_widget_show_all(GTK_WIDGET(win));
+    }
+}
+
+static void win_btn_init(WinBtn *btn1){
+
+}
+
+static void win_btn_class_init(WinBtnClass *class1){
+    GTK_BUTTON_CLASS(class1)->clicked=win_btn_clicked;
+}
+
+WinBtn * win_btn_new(){
+    return WIN_BTN(g_object_new(WIN_BTN_TYPE,NULL));
+}
+
+void win_btn_set_application(WinBtn *btn1,GtkApplication *app1){
+    btn1->app=app1;
+}
diff --git a/Gtk3/gtk100_winctrl/src/WinBtn.h b/Gtk3/gtk100_winctrl/src/WinBtn.h
new file mode 100644
index 0000000..8c2292a
--- /dev/null
+++ b/Gtk3/gtk100_winctrl/src/WinBtn.h
@@ -0,0 +1,16 @@
+#ifndef __WINBTN_H_
+#define __WINBTN_H_
+
+#include <gtk/gtk.h>
+
+//Define a type for winbtn
+#define WIN_BTN_TYPE (win_btn_get_type())
+
+//WinBtn Type:WinBtn and a window to control
+G_DECLARE_FINAL_TYPE(WinBtn,win_btn,WIN,BTN,GtkButton)
+
+WinBtn * win_btn_new(void);
+
+void win_btn_set_application(WinBtn *btn1,GtkApplication *app1);
+
+#endif
diff --git a/Gtk3/gtk100_winctrl/src/main.cpp b/Gtk3/gtk100_winctrl/src/main.cpp
new file mode 100644
index 0000000..a92fde7
--- /dev/null
+++ b/Gtk3/gtk100_winctrl/src/main.cpp
@@ -0,0 +1,46 @@
+#include <gtk/gtk.h>
+#include "WinBtn.h"
+#include "winpe.xpm"
+
+static void gtkmain(GtkApplication *app,gpointer user_data){
+    GtkWidget *window, *back, *overlay;
+    WinBtn * win_btn;
+
+    //Create window
+    window=gtk_application_window_new(app);
+    gtk_window_set_default_size(GTK_WINDOW(window),640,360);
+    gtk_window_set_title(GTK_WINDOW(window),"Minimize Test");
+    gtk_window_set_icon_name(GTK_WINDOW(window),"org.gtk.daleclack");
+
+    //Create overlay
+    overlay=gtk_overlay_new();
+
+    //Get Background
+    GdkPixbuf *pixbuf=gdk_pixbuf_new_from_xpm_data(winpe);
+    GdkPixbuf *sized=gdk_pixbuf_scale_simple(pixbuf,640,360,GDK_INTERP_BILINEAR);
+    back=gtk_image_new_from_pixbuf(sized);
+    gtk_container_add(GTK_CONTAINER(overlay),back);
+    g_object_unref(pixbuf);
+    g_object_unref(sized);
+
+    //Initalize Panel
+    win_btn=win_btn_new();
+    win_btn_set_application(win_btn,app);
+    gtk_button_set_relief(GTK_BUTTON(win_btn),GTK_RELIEF_NONE);
+    gtk_button_set_label(GTK_BUTTON(win_btn),"Minimize");
+
+    gtk_widget_set_halign(GTK_WIDGET(win_btn),GTK_ALIGN_CENTER);
+    gtk_widget_set_valign(GTK_WIDGET(win_btn),GTK_ALIGN_CENTER);
+    gtk_overlay_add_overlay(GTK_OVERLAY(overlay),GTK_WIDGET(win_btn));
+    
+    //Pack Boxs
+    gtk_container_add(GTK_CONTAINER(window),overlay);
+    gtk_widget_show_all(window);
+}
+
+int main(int argc,char **argv){
+    GtkApplication *app;
+    app=gtk_application_new("org.gtk.daleclack",G_APPLICATION_NON_UNIQUE);
+    g_signal_connect(app,"activate",G_CALLBACK(gtkmain),NULL);
+    return g_application_run(G_APPLICATION(app),argc,argv);
+}