#define SCREEN_KEYBOARD_POS(h) ((h) / 2)
#endif
+// values for drag-and-drop support (some parts not added before SDL 2.0.5)
+#if SDL_VERSION_ATLEAST(2,0,5)
+#define USE_DRAG_AND_DROP
+#endif
+
// default input keys
#define DEFAULT_KEY_LEFT KSYM_Left
#define DEFAULT_KEY_RIGHT KSYM_Right
getUserMusicDir() : \
NULL)
+#define TREE_FIRST_NODE_PTR(t) ((t) == TREE_TYPE_LEVEL_DIR ? \
+ &leveldir_first : \
+ (t) == TREE_TYPE_GRAPHICS_DIR ? \
+ &artwork.gfx_first : \
+ (t) == TREE_TYPE_SOUNDS_DIR ? \
+ &artwork.snd_first : \
+ (t) == TREE_TYPE_MUSIC_DIR ? \
+ &artwork.mus_first : \
+ NULL)
+
+#define TREE_FIRST_NODE(t) ((t) == TREE_TYPE_LEVEL_DIR ? \
+ leveldir_first : \
+ (t) == TREE_TYPE_GRAPHICS_DIR ? \
+ artwork.gfx_first : \
+ (t) == TREE_TYPE_SOUNDS_DIR ? \
+ artwork.snd_first : \
+ (t) == TREE_TYPE_MUSIC_DIR ? \
+ artwork.mus_first : \
+ NULL)
+
// values for artwork handling
#define LEVELDIR_ARTWORK_SET_PTR(leveldir, type) \
((type) == ARTWORK_TYPE_GRAPHICS ? \