diff --git a/Gtk3/gtk12/Makefile.win b/Gtk3/gtk12/Makefile.win
new file mode 100644
index 0000000..c004350
--- /dev/null
+++ b/Gtk3/gtk12/Makefile.win
@@ -0,0 +1,28 @@
+# Project: gtk12
+# Makefile created by Dev-C++ 5.11
+
+CPP      = g++.exe
+CC       = gcc.exe
+WINDRES  = windres.exe
+OBJ      = main.o
+LINKOBJ  = main.o
+LIBS     = -L"C:/Dev-Cpp/MinGW64/x86_64-w64-mingw32/lib32" -L"C:/Dev-Cpp/gtk+/lib" -static-libgcc -lgtk-3 -lgdk-3 -lgdi32 -limm32 -lshell32 -lole32 -Wl,-luuid -lpangocairo-1.0 -lpangoft2-1.0 -lfreetype -lfontconfig -lpangowin32-1.0 -lgdi32 -lpango-1.0 -lm -latk-1.0 -lcairo-gobject -lcairo -lgdk_pixbuf-2.0 -lgio-2.0 -lgobject-2.0 -lglib-2.0 -lintl -mwindows -m32
+INCS     = -I"C:/Dev-Cpp/MinGW64/include" -I"C:/Dev-Cpp/MinGW64/x86_64-w64-mingw32/include" -I"C:/Dev-Cpp/MinGW64/lib/gcc/x86_64-w64-mingw32/5.1.0/include" -I"C:/Dev-Cpp/gtk+/include/gtk-3.0" -I"C:/Dev-Cpp/gtk+/include/cairo" -I"C:/Dev-Cpp/gtk+/include/pango-1.0" -I"C:/Dev-Cpp/gtk+/include/atk-1.0" -I"C:/Dev-Cpp/gtk+/include/cairo" -I"C:/Dev-Cpp/gtk+/include/pixman-1" -I"C:/Dev-Cpp/gtk+/include" -I"C:/Dev-Cpp/gtk+/include/freetype2" -I"C:/Dev-Cpp/gtk+/include" -I"C:/Dev-Cpp/gtk+/include/libpng15" -I"C:/Dev-Cpp/gtk+/include/gdk-pixbuf-2.0" -I"C:/Dev-Cpp/gtk+/include/libpng15" -I"C:/Dev-Cpp/gtk+/include/glib-2.0" -I"C:/Dev-Cpp/gtk+/lib/glib-2.0/include" -I"C:/Dev-Cpp/gtk+/include/gtk-3.0/gtk"
+CXXINCS  = -I"C:/Dev-Cpp/MinGW64/include" -I"C:/Dev-Cpp/MinGW64/x86_64-w64-mingw32/include" -I"C:/Dev-Cpp/MinGW64/lib/gcc/x86_64-w64-mingw32/5.1.0/include" -I"C:/Dev-Cpp/MinGW64/lib/gcc/x86_64-w64-mingw32/5.1.0/include/c++" -I"C:/Dev-Cpp/gtk+/include/gtk-3.0" -I"C:/Dev-Cpp/gtk+/include/cairo" -I"C:/Dev-Cpp/gtk+/include/pango-1.0" -I"C:/Dev-Cpp/gtk+/include/atk-1.0" -I"C:/Dev-Cpp/gtk+/include/cairo" -I"C:/Dev-Cpp/gtk+/include/pixman-1" -I"C:/Dev-Cpp/gtk+/include" -I"C:/Dev-Cpp/gtk+/include/freetype2" -I"C:/Dev-Cpp/gtk+/include" -I"C:/Dev-Cpp/gtk+/include/libpng15" -I"C:/Dev-Cpp/gtk+/include/gdk-pixbuf-2.0" -I"C:/Dev-Cpp/gtk+/include/libpng15" -I"C:/Dev-Cpp/gtk+/include/glib-2.0" -I"C:/Dev-Cpp/gtk+/lib/glib-2.0/include" -I"C:/Dev-Cpp/gtk+/include/gtk-3.0/gtk"
+BIN      = gtk12.exe
+CXXFLAGS = $(CXXINCS) -m32
+CFLAGS   = $(INCS) -m32
+RM       = rm.exe -f
+
+.PHONY: all all-before all-after clean clean-custom
+
+all: all-before $(BIN) all-after
+
+clean: clean-custom
+	${RM} $(OBJ) $(BIN)
+
+$(BIN): $(OBJ)
+	$(CPP) $(LINKOBJ) -o $(BIN) $(LIBS)
+
+main.o: main.cpp
+	$(CPP) -c main.cpp -o main.o $(CXXFLAGS)
diff --git a/Gtk3/gtk12/gtk12.dev b/Gtk3/gtk12/gtk12.dev
new file mode 100644
index 0000000..af49513
--- /dev/null
+++ b/Gtk3/gtk12/gtk12.dev
@@ -0,0 +1,62 @@
+[Project]
+FileName=gtk12.dev
+Name=gtk12
+Type=0
+Ver=2
+ObjFiles=
+Includes=
+Libs=
+PrivateResource=
+ResourceIncludes=
+MakeIncludes=
+Compiler=
+CppCompiler=
+Linker=
+IsCpp=1
+Icon=
+ExeOutput=
+ObjectOutput=
+LogOutput=
+LogOutputEnabled=0
+OverrideOutput=0
+OverrideOutputName=gtk12.exe
+HostApplication=
+UseCustomMakefile=0
+CustomMakefile=
+CommandLine=
+Folders=
+IncludeVersionInfo=0
+SupportXPThemes=0
+CompilerSet=10
+CompilerSettings=0000000100000000000000000
+UnitCount=1
+
+[VersionInfo]
+Major=1
+Minor=0
+Release=0
+Build=0
+LanguageID=1033
+CharsetID=1252
+CompanyName=
+FileVersion=1.0.0.0
+FileDescription=Developed using the Dev-C++ IDE
+InternalName=
+LegalCopyright=
+LegalTrademarks=
+OriginalFilename=
+ProductName=
+ProductVersion=1.0.0.0
+AutoIncBuildNr=0
+SyncProduct=1
+
+[Unit1]
+FileName=main.cpp
+CompileCpp=1
+Folder=
+Compile=1
+Link=1
+Priority=1000
+OverrideBuildCmd=0
+BuildCmd=
+
diff --git a/Gtk3/gtk12/gtk12.layout b/Gtk3/gtk12/gtk12.layout
new file mode 100644
index 0000000..295dd93
--- /dev/null
+++ b/Gtk3/gtk12/gtk12.layout
@@ -0,0 +1,8 @@
+[Editors]
+Order=0
+Focused=0
+[Editor_0]
+CursorCol=56
+CursorRow=7
+TopLine=5
+LeftChar=1
diff --git a/Gtk3/gtk12/main.cpp b/Gtk3/gtk12/main.cpp
new file mode 100644
index 0000000..c3771f5
--- /dev/null
+++ b/Gtk3/gtk12/main.cpp
@@ -0,0 +1,31 @@
+#include<gtk/gtk.h>
+void hello(GtkWidget *widget,gpointer data){
+	GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(data),
+	    GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_INFO,
+		GTK_BUTTONS_OK,"hello");
+	gtk_window_set_title(GTK_WINDOW(dialog),"gtk(12)");
+	gtk_window_set_default_size(GTK_WINDOW(dialog),70,40);
+	gtk_button_set_label((GtkButton*)gtk_dialog_get_widget_for_response(GTK_DIALOG(dialog),GTK_RESPONSE_OK),"OK");
+	gtk_dialog_run(GTK_DIALOG(dialog));
+	gtk_widget_destroy(dialog);
+}
+int main(int argc,char **argv){
+	GtkWidget *window;
+	GtkWidget *fixed;
+	GtkWidget *button;
+	gtk_init(&argc,&argv);
+	window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
+	gtk_window_set_title(GTK_WINDOW(window),"gtk(12)");
+	gtk_window_set_default_size(GTK_WINDOW(window),200,150);
+	gtk_window_set_position(GTK_WINDOW(window),GTK_WIN_POS_CENTER);
+    g_signal_connect(G_OBJECT(window),"destroy",G_CALLBACK(gtk_main_quit),NULL);
+    fixed=gtk_fixed_new();
+    gtk_container_add(GTK_CONTAINER(window),fixed);
+    button=gtk_button_new_with_label("hello");
+    gtk_fixed_put(GTK_FIXED(fixed),button,65,60);
+    gtk_widget_set_size_request(button,70,20);
+    g_signal_connect(G_OBJECT(button),"clicked",G_CALLBACK(hello),(gpointer)window);
+	gtk_widget_show_all(window);
+	gtk_main();
+	return 0;
+}