introduced common base class GuiObject for Dialog/Widget -> step towards making it possible to nest widgets (needed for TabWidget)

svn-id: r11052

gui/message.cpp

@@ -19,16 +19,19 @@
  */
 
 #include "stdafx.h"
-#include "gui/message.h"
-#include "gui/newgui.h"
 #include "common/str.h"
 #include "common/list.h"
+#include "gui/message.h"
+#include "gui/newgui.h"
+#include "gui/widget.h"
 
 enum {
 	kOkCmd = 'OK  ',
 	kCancelCmd = 'CNCL'
 };
 
+// TODO: The default button should be visibly distinct from the alternate button
+
 MessageDialog::MessageDialog(const String &message, const char *defaultButton, const char *altButton)
 	: Dialog(30, 20, 260, 124) {
 	// First, determine the size the dialog needs. For this we have to break