(svn r6562) -Codechange: merged the vehicle list window widget arrays

It made no sense to maintain 8 nearly identically arrays when a single one can do the job
  Also made the two buttons always use half of the bottom width each, even when resizing

resize_window_widgets.h

@@ -0,0 +1,31 @@
+/* $Id$ */
+
+/** @file resize_window_widgets.h */
+
+
+#ifndef RESIZE_WINDOW_WIDGET_H
+#define RESIZE_WINDOW_WIDGET_H
+#include "stdafx.h"
+#include "window.h"
+
+enum {
+	WIDGET_DEFINE_MOVE_NONE   = 0 << 0,
+	WIDGET_DEFINE_MOVE_RIGHT  = 1 << 0,
+	WIDGET_DEFINE_MOVE_LEFT   = 1 << 1,
+	WIDGET_DEFINE_MOVE_TOP    = 1 << 2,
+	WIDGET_DEFINE_MOVE_BOTTOM = 1 << 3,
+
+	WIDGET_MOVE_NONE               = WIDGET_DEFINE_MOVE_NONE,
+	WIDGET_STRETCH_RIGHT           = WIDGET_DEFINE_MOVE_RIGHT,
+	WIDGET_MOVE_RIGHT              = WIDGET_DEFINE_MOVE_RIGHT | WIDGET_DEFINE_MOVE_LEFT,
+	WIDGET_STRETCH_DOWN            = WIDGET_DEFINE_MOVE_BOTTOM,
+	WIDGET_MOVE_DOWN               = WIDGET_DEFINE_MOVE_BOTTOM | WIDGET_DEFINE_MOVE_TOP,
+	WIDGET_STRETCH_DOWN_RIGHT      = WIDGET_STRETCH_DOWN | WIDGET_STRETCH_RIGHT,
+	WIDGET_MOVE_DOWN_RIGHT         = WIDGET_MOVE_RIGHT | WIDGET_MOVE_DOWN,
+	WIDGET_MOVE_RIGHT_STRETCH_DOWN = WIDGET_MOVE_RIGHT | WIDGET_STRETCH_DOWN,
+	WIDGET_MOVE_DOWN_STRETCH_RIGHT = WIDGET_MOVE_DOWN  | WIDGET_STRETCH_RIGHT,
+};
+
+void ResizeWindowWidgets(Window *w, const byte *resizearray, byte length, byte horizontal, byte vertical);
+
+#endif