X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Feditor.c;h=df3db706e31ba03f7fce6d18943144d25ba9631d;hp=e8201e302b6f3ddcfaa6993a0a5867c1092cdf56;hb=5ae04ac2ef54f6f164a797c16c9782042cc2ce67;hpb=fa26d82a378cebf6b519c566c3f33739ebba7823

diff --git a/src/editor.c b/src/editor.c
index e8201e30..df3db706 100644
--- a/src/editor.c
+++ b/src/editor.c
@@ -22,6 +22,13 @@
 #include "game.h"
 #include "tape.h"
 
+
+/*
+  -----------------------------------------------------------------------------
+  screen and artwork graphic pixel position definitions
+  -----------------------------------------------------------------------------
+*/
+
 /* positions in the level editor */
 #define ED_WIN_MB_LEFT_XPOS		6
 #define ED_WIN_MB_LEFT_YPOS		258
@@ -30,25 +37,6 @@
 #define ED_WIN_MB_RIGHT_XPOS		78
 #define ED_WIN_MB_RIGHT_YPOS		ED_WIN_MB_LEFT_YPOS
 
-/* other constants for the editor */
-#define ED_SCROLL_NO			0
-#define ED_SCROLL_LEFT			1
-#define ED_SCROLL_RIGHT			2
-#define ED_SCROLL_UP			4
-#define ED_SCROLL_DOWN			8
-
-/* screens in the level editor */
-#define ED_MODE_DRAWING			0
-#define ED_MODE_INFO			1
-#define ED_MODE_PROPERTIES		2
-
-/* how many steps can be cancelled */
-#define NUM_UNDO_STEPS			(10 + 1)
-
-/* values for elements with score */
-#define MIN_SCORE			0
-#define MAX_SCORE			255
-
 /* values for the control window */
 #define ED_CTRL_BUTTONS_GFX_YPOS 	236
 #define ED_CTRL_BUTTONS_ALT_GFX_YPOS 	142
@@ -95,16 +83,23 @@
 #define ED_COUNTER_YDISTANCE		(3 * MINI_TILEY)
 #define ED_COUNTER_YPOS(n)		(ED_COUNTER_YSTART + \
 					 n * ED_COUNTER_YDISTANCE)
+#define ED_COUNTER_YPOS2(n)		(ED_COUNTER_YSTART + \
+					 n * ED_COUNTER_YDISTANCE / 2)
 #define ED_COUNTER2_YPOS(n)		(ED_COUNTER_YSTART + \
 					 n * ED_COUNTER_YDISTANCE - 2)
+
 /* standard distances */
 #define ED_BORDER_SIZE			3
+#define ED_BORDER2_SIZE			5
 #define ED_GADGET_DISTANCE		2
 
 /* values for element content drawing areas */
 #define ED_AREA_ELEM_CONTENT_XPOS	( 2 * MINI_TILEX)
 #define ED_AREA_ELEM_CONTENT_YPOS	(22 * MINI_TILEY)
 
+#define ED_AREA_ELEM_CONTENT2_XPOS	( 2 * MINI_TILEX)
+#define ED_AREA_ELEM_CONTENT2_YPOS	(28 * MINI_TILEY)
+
 /* values for random placement background drawing area */
 #define ED_AREA_RANDOM_BACKGROUND_XPOS	(29 * MINI_TILEX)
 #define ED_AREA_RANDOM_BACKGROUND_YPOS	(31 * MINI_TILEY)
@@ -169,133 +164,190 @@
 #define ED_STICKYBUTTON_YPOS		(ED_BUTTON_MINUS_YPOS + 66)
 
 /* some positions in the editor control window */
-#define ED_BUTTON_ELEM_XPOS	6
-#define ED_BUTTON_ELEM_YPOS	30
-#define ED_BUTTON_ELEM_XSIZE	22
-#define ED_BUTTON_ELEM_YSIZE	22
-
-/* some values for text input and counter gadgets */
-#define ED_BUTTON_COUNT_YPOS	60
-#define ED_BUTTON_COUNT_XSIZE	20
-#define ED_BUTTON_COUNT_YSIZE	20
-#define ED_WIN_COUNT_XPOS	(2 + ED_BUTTON_COUNT_XSIZE + 2)
-#define ED_WIN_COUNT_YPOS	ED_BUTTON_COUNT_YPOS
-#define ED_WIN_COUNT_XSIZE	52
-#define ED_WIN_COUNT_YSIZE	ED_BUTTON_COUNT_YSIZE
-#define ED_WIN_COUNT2_XPOS	27
-#define ED_WIN_COUNT2_YPOS	3
-#define ED_WIN_COUNT2_XSIZE	46
-#define ED_WIN_COUNT2_YSIZE	ED_BUTTON_COUNT_YSIZE
-
-#define ED_BUTTON_MINUS_XPOS	2
-#define ED_BUTTON_MINUS_YPOS	ED_BUTTON_COUNT_YPOS
-#define ED_BUTTON_MINUS_XSIZE	ED_BUTTON_COUNT_XSIZE
-#define ED_BUTTON_MINUS_YSIZE	ED_BUTTON_COUNT_YSIZE
-#define ED_BUTTON_PLUS_XPOS	(ED_WIN_COUNT_XPOS + ED_WIN_COUNT_XSIZE + 2)
-#define ED_BUTTON_PLUS_YPOS	ED_BUTTON_COUNT_YPOS
-#define ED_BUTTON_PLUS_XSIZE	ED_BUTTON_COUNT_XSIZE
-#define ED_BUTTON_PLUS_YSIZE	ED_BUTTON_COUNT_YSIZE
-
-/* editor gadget identifiers */
+#define ED_BUTTON_ELEM_XPOS		6
+#define ED_BUTTON_ELEM_YPOS		30
+#define ED_BUTTON_ELEM_XSIZE		22
+#define ED_BUTTON_ELEM_YSIZE		22
+
+/* some values for text input, selectbox and counter gadgets */
+#define ED_BUTTON_COUNT_YPOS		60
+#define ED_BUTTON_COUNT_XSIZE		20
+#define ED_BUTTON_COUNT_YSIZE		20
+#define ED_WIN_COUNT_XPOS		(2 + ED_BUTTON_COUNT_XSIZE + 2)
+#define ED_WIN_COUNT_YPOS		ED_BUTTON_COUNT_YPOS
+#define ED_WIN_COUNT_XSIZE		52
+#define ED_WIN_COUNT_YSIZE		ED_BUTTON_COUNT_YSIZE
+#define ED_WIN_COUNT2_XPOS		27
+#define ED_WIN_COUNT2_YPOS		3
+#define ED_WIN_COUNT2_XSIZE		46
+#define ED_WIN_COUNT2_YSIZE		ED_BUTTON_COUNT_YSIZE
+
+#define ED_BUTTON_MINUS_XPOS		2
+#define ED_BUTTON_MINUS_YPOS		ED_BUTTON_COUNT_YPOS
+#define ED_BUTTON_MINUS_XSIZE		ED_BUTTON_COUNT_XSIZE
+#define ED_BUTTON_MINUS_YSIZE		ED_BUTTON_COUNT_YSIZE
+#define ED_BUTTON_PLUS_XPOS		(ED_WIN_COUNT_XPOS + \
+	 				 ED_WIN_COUNT_XSIZE + 2)
+#define ED_BUTTON_PLUS_YPOS		ED_BUTTON_COUNT_YPOS
+#define ED_BUTTON_PLUS_XSIZE		ED_BUTTON_COUNT_XSIZE
+#define ED_BUTTON_PLUS_YSIZE		ED_BUTTON_COUNT_YSIZE
+
+#define ED_SELECTBOX_XPOS		ED_WIN_COUNT_XPOS
+#define ED_SELECTBOX_YPOS		(ED_WIN_COUNT_YPOS + \
+					 2 + ED_WIN_COUNT_YSIZE)
+#define ED_SELECTBOX_XSIZE		ED_WIN_COUNT_XSIZE
+#define ED_SELECTBOX_YSIZE		ED_WIN_COUNT_YSIZE
+
+#define ED_TEXTBUTTON_XPOS		ED_WIN_COUNT_XPOS
+#define ED_TEXTBUTTON_YPOS		(ED_WIN_COUNT_YPOS + \
+					 2 * (2 + ED_WIN_COUNT_YSIZE))
+#define ED_TEXTBUTTON_INACTIVE_YPOS	(ED_WIN_COUNT_YPOS + \
+					 3 * (2 + ED_WIN_COUNT_YSIZE))
+#define ED_TEXTBUTTON_XSIZE		ED_WIN_COUNT_XSIZE
+#define ED_TEXTBUTTON_YSIZE		ED_WIN_COUNT_YSIZE
+
+/* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
+#define INFOTEXT_XPOS			SX
+#define INFOTEXT_YPOS			(SY + SYSIZE - MINI_TILEX + 2)
+#define INFOTEXT_XSIZE			SXSIZE
+#define INFOTEXT_YSIZE			MINI_TILEX
+
+
+/*
+  -----------------------------------------------------------------------------
+  editor gadget definitions
+  -----------------------------------------------------------------------------
+*/
 
 /* drawing toolbox buttons */
 #define GADGET_ID_NONE			-1
-#define GADGET_ID_SINGLE_ITEMS		0
-#define GADGET_ID_CONNECTED_ITEMS	1
-#define GADGET_ID_LINE			2
-#define GADGET_ID_ARC			3
-#define GADGET_ID_RECTANGLE		4
-#define GADGET_ID_FILLED_BOX		5
-#define GADGET_ID_WRAP_UP		6
-#define GADGET_ID_TEXT			7
-#define GADGET_ID_FLOOD_FILL		8
-#define GADGET_ID_WRAP_LEFT		9
-#define GADGET_ID_PROPERTIES		10
-#define GADGET_ID_WRAP_RIGHT		11
-#define GADGET_ID_RANDOM_PLACEMENT	12
-#define GADGET_ID_GRAB_BRUSH		13
-#define GADGET_ID_WRAP_DOWN		14
-#define GADGET_ID_PICK_ELEMENT		15
-#define GADGET_ID_UNDO			16
-#define GADGET_ID_INFO			17
-#define GADGET_ID_SAVE			18
-#define GADGET_ID_CLEAR			19
-#define GADGET_ID_TEST			20
-#define GADGET_ID_EXIT			21
+#define GADGET_ID_TOOLBOX_FIRST		0
+
+#define GADGET_ID_SINGLE_ITEMS		(GADGET_ID_TOOLBOX_FIRST + 0)
+#define GADGET_ID_CONNECTED_ITEMS	(GADGET_ID_TOOLBOX_FIRST + 1)
+#define GADGET_ID_LINE			(GADGET_ID_TOOLBOX_FIRST + 2)
+#define GADGET_ID_ARC			(GADGET_ID_TOOLBOX_FIRST + 3)
+#define GADGET_ID_RECTANGLE		(GADGET_ID_TOOLBOX_FIRST + 4)
+#define GADGET_ID_FILLED_BOX		(GADGET_ID_TOOLBOX_FIRST + 5)
+#define GADGET_ID_WRAP_UP		(GADGET_ID_TOOLBOX_FIRST + 6)
+#define GADGET_ID_TEXT			(GADGET_ID_TOOLBOX_FIRST + 7)
+#define GADGET_ID_FLOOD_FILL		(GADGET_ID_TOOLBOX_FIRST + 8)
+#define GADGET_ID_WRAP_LEFT		(GADGET_ID_TOOLBOX_FIRST + 9)
+#define GADGET_ID_PROPERTIES		(GADGET_ID_TOOLBOX_FIRST + 10)
+#define GADGET_ID_WRAP_RIGHT		(GADGET_ID_TOOLBOX_FIRST + 11)
+#define GADGET_ID_RANDOM_PLACEMENT	(GADGET_ID_TOOLBOX_FIRST + 12)
+#define GADGET_ID_GRAB_BRUSH		(GADGET_ID_TOOLBOX_FIRST + 13)
+#define GADGET_ID_WRAP_DOWN		(GADGET_ID_TOOLBOX_FIRST + 14)
+#define GADGET_ID_PICK_ELEMENT		(GADGET_ID_TOOLBOX_FIRST + 15)
+#define GADGET_ID_UNDO			(GADGET_ID_TOOLBOX_FIRST + 16)
+#define GADGET_ID_INFO			(GADGET_ID_TOOLBOX_FIRST + 17)
+#define GADGET_ID_SAVE			(GADGET_ID_TOOLBOX_FIRST + 18)
+#define GADGET_ID_CLEAR			(GADGET_ID_TOOLBOX_FIRST + 19)
+#define GADGET_ID_TEST			(GADGET_ID_TOOLBOX_FIRST + 20)
+#define GADGET_ID_EXIT			(GADGET_ID_TOOLBOX_FIRST + 21)
 
 /* counter button identifiers */
-#define GADGET_ID_ELEM_SCORE_DOWN	22
-#define GADGET_ID_ELEM_SCORE_TEXT	23
-#define GADGET_ID_ELEM_SCORE_UP		24
-#define GADGET_ID_ELEM_CONTENT_DOWN	25
-#define GADGET_ID_ELEM_CONTENT_TEXT	26
-#define GADGET_ID_ELEM_CONTENT_UP	27
-#define GADGET_ID_LEVEL_XSIZE_DOWN	28
-#define GADGET_ID_LEVEL_XSIZE_TEXT	29
-#define GADGET_ID_LEVEL_XSIZE_UP	30
-#define GADGET_ID_LEVEL_YSIZE_DOWN	31
-#define GADGET_ID_LEVEL_YSIZE_TEXT	32
-#define GADGET_ID_LEVEL_YSIZE_UP	33
-#define GADGET_ID_LEVEL_RANDOM_DOWN	34
-#define GADGET_ID_LEVEL_RANDOM_TEXT	35
-#define GADGET_ID_LEVEL_RANDOM_UP	36
-#define GADGET_ID_LEVEL_COLLECT_DOWN	37
-#define GADGET_ID_LEVEL_COLLECT_TEXT	38
-#define GADGET_ID_LEVEL_COLLECT_UP	39
-#define GADGET_ID_LEVEL_TIMELIMIT_DOWN	40
-#define GADGET_ID_LEVEL_TIMELIMIT_TEXT	41
-#define GADGET_ID_LEVEL_TIMELIMIT_UP	42
-#define GADGET_ID_LEVEL_TIMESCORE_DOWN	43
-#define GADGET_ID_LEVEL_TIMESCORE_TEXT	44
-#define GADGET_ID_LEVEL_TIMESCORE_UP	45
-#define GADGET_ID_SELECT_LEVEL_DOWN	46
-#define GADGET_ID_SELECT_LEVEL_TEXT	47
-#define GADGET_ID_SELECT_LEVEL_UP	48
+#define GADGET_ID_COUNTER_FIRST		(GADGET_ID_TOOLBOX_FIRST + 22)
+
+#define GADGET_ID_ELEM_SCORE_DOWN	(GADGET_ID_COUNTER_FIRST + 0)
+#define GADGET_ID_ELEM_SCORE_TEXT	(GADGET_ID_COUNTER_FIRST + 1)
+#define GADGET_ID_ELEM_SCORE_UP		(GADGET_ID_COUNTER_FIRST + 2)
+#define GADGET_ID_ELEM_CONTENT_DOWN	(GADGET_ID_COUNTER_FIRST + 3)
+#define GADGET_ID_ELEM_CONTENT_TEXT	(GADGET_ID_COUNTER_FIRST + 4)
+#define GADGET_ID_ELEM_CONTENT_UP	(GADGET_ID_COUNTER_FIRST + 5)
+#define GADGET_ID_LEVEL_XSIZE_DOWN	(GADGET_ID_COUNTER_FIRST + 6)
+#define GADGET_ID_LEVEL_XSIZE_TEXT	(GADGET_ID_COUNTER_FIRST + 7)
+#define GADGET_ID_LEVEL_XSIZE_UP	(GADGET_ID_COUNTER_FIRST + 8)
+#define GADGET_ID_LEVEL_YSIZE_DOWN	(GADGET_ID_COUNTER_FIRST + 9)
+#define GADGET_ID_LEVEL_YSIZE_TEXT	(GADGET_ID_COUNTER_FIRST + 10)
+#define GADGET_ID_LEVEL_YSIZE_UP	(GADGET_ID_COUNTER_FIRST + 11)
+#define GADGET_ID_LEVEL_RANDOM_DOWN	(GADGET_ID_COUNTER_FIRST + 12)
+#define GADGET_ID_LEVEL_RANDOM_TEXT	(GADGET_ID_COUNTER_FIRST + 13)
+#define GADGET_ID_LEVEL_RANDOM_UP	(GADGET_ID_COUNTER_FIRST + 14)
+#define GADGET_ID_LEVEL_COLLECT_DOWN	(GADGET_ID_COUNTER_FIRST + 15)
+#define GADGET_ID_LEVEL_COLLECT_TEXT	(GADGET_ID_COUNTER_FIRST + 16)
+#define GADGET_ID_LEVEL_COLLECT_UP	(GADGET_ID_COUNTER_FIRST + 17)
+#define GADGET_ID_LEVEL_TIMELIMIT_DOWN	(GADGET_ID_COUNTER_FIRST + 18)
+#define GADGET_ID_LEVEL_TIMELIMIT_TEXT	(GADGET_ID_COUNTER_FIRST + 19)
+#define GADGET_ID_LEVEL_TIMELIMIT_UP	(GADGET_ID_COUNTER_FIRST + 20)
+#define GADGET_ID_LEVEL_TIMESCORE_DOWN	(GADGET_ID_COUNTER_FIRST + 21)
+#define GADGET_ID_LEVEL_TIMESCORE_TEXT	(GADGET_ID_COUNTER_FIRST + 22)
+#define GADGET_ID_LEVEL_TIMESCORE_UP	(GADGET_ID_COUNTER_FIRST + 23)
+#define GADGET_ID_SELECT_LEVEL_DOWN	(GADGET_ID_COUNTER_FIRST + 24)
+#define GADGET_ID_SELECT_LEVEL_TEXT	(GADGET_ID_COUNTER_FIRST + 25)
+#define GADGET_ID_SELECT_LEVEL_UP	(GADGET_ID_COUNTER_FIRST + 26)
 
 /* drawing area identifiers */
-#define GADGET_ID_DRAWING_LEVEL		49
-#define GADGET_ID_ELEM_CONTENT_0	50
-#define GADGET_ID_ELEM_CONTENT_1	51
-#define GADGET_ID_ELEM_CONTENT_2	52
-#define GADGET_ID_ELEM_CONTENT_3	53
-#define GADGET_ID_ELEM_CONTENT_4	54
-#define GADGET_ID_ELEM_CONTENT_5	55
-#define GADGET_ID_ELEM_CONTENT_6	56
-#define GADGET_ID_ELEM_CONTENT_7	57
-#define GADGET_ID_AMOEBA_CONTENT	58
+#define GADGET_ID_DRAWING_AREA_FIRST	(GADGET_ID_COUNTER_FIRST + 27)
+
+#define GADGET_ID_DRAWING_LEVEL		(GADGET_ID_DRAWING_AREA_FIRST + 0)
+#define GADGET_ID_ELEM_CONTENT_0	(GADGET_ID_DRAWING_AREA_FIRST + 1)
+#define GADGET_ID_ELEM_CONTENT_1	(GADGET_ID_DRAWING_AREA_FIRST + 2)
+#define GADGET_ID_ELEM_CONTENT_2	(GADGET_ID_DRAWING_AREA_FIRST + 3)
+#define GADGET_ID_ELEM_CONTENT_3	(GADGET_ID_DRAWING_AREA_FIRST + 4)
+#define GADGET_ID_ELEM_CONTENT_4	(GADGET_ID_DRAWING_AREA_FIRST + 5)
+#define GADGET_ID_ELEM_CONTENT_5	(GADGET_ID_DRAWING_AREA_FIRST + 6)
+#define GADGET_ID_ELEM_CONTENT_6	(GADGET_ID_DRAWING_AREA_FIRST + 7)
+#define GADGET_ID_ELEM_CONTENT_7	(GADGET_ID_DRAWING_AREA_FIRST + 8)
+#define GADGET_ID_AMOEBA_CONTENT	(GADGET_ID_DRAWING_AREA_FIRST + 9)
+#define GADGET_ID_CUSTOM_CHANGED	(GADGET_ID_DRAWING_AREA_FIRST + 10)
+#define GADGET_ID_RANDOM_BACKGROUND	(GADGET_ID_DRAWING_AREA_FIRST + 11)
 
 /* text input identifiers */
-#define GADGET_ID_LEVEL_NAME		59
-#define GADGET_ID_LEVEL_AUTHOR		60
+#define GADGET_ID_TEXT_INPUT_FIRST	(GADGET_ID_DRAWING_AREA_FIRST + 12)
+
+#define GADGET_ID_LEVEL_NAME		(GADGET_ID_TEXT_INPUT_FIRST + 0)
+#define GADGET_ID_LEVEL_AUTHOR		(GADGET_ID_TEXT_INPUT_FIRST + 1)
+
+/* selectbox identifiers */
+#define GADGET_ID_SELECTBOX_FIRST	(GADGET_ID_TEXT_INPUT_FIRST + 2)
+
+#define GADGET_ID_CUSTOM_CHANGE_CAUSE	(GADGET_ID_SELECTBOX_FIRST + 0)
+
+/* textbutton identifiers */
+#define GADGET_ID_TEXTBUTTON_FIRST	(GADGET_ID_SELECTBOX_FIRST + 1)
+
+#define GADGET_ID_PROPERTIES_INFO	(GADGET_ID_TEXTBUTTON_FIRST + 0)
+#define GADGET_ID_PROPERTIES_CONFIG	(GADGET_ID_TEXTBUTTON_FIRST + 1)
+#define GADGET_ID_PROPERTIES_ADVANCED	(GADGET_ID_TEXTBUTTON_FIRST + 2)
 
 /* gadgets for scrolling of drawing area */
-#define GADGET_ID_SCROLL_UP		61
-#define GADGET_ID_SCROLL_DOWN		62
-#define GADGET_ID_SCROLL_LEFT		63
-#define GADGET_ID_SCROLL_RIGHT		64
-#define GADGET_ID_SCROLL_HORIZONTAL	65
-#define GADGET_ID_SCROLL_VERTICAL	66
+#define GADGET_ID_SCROLLING_FIRST	(GADGET_ID_TEXTBUTTON_FIRST + 3)
+
+#define GADGET_ID_SCROLL_UP		(GADGET_ID_SCROLLING_FIRST + 0)
+#define GADGET_ID_SCROLL_DOWN		(GADGET_ID_SCROLLING_FIRST + 1)
+#define GADGET_ID_SCROLL_LEFT		(GADGET_ID_SCROLLING_FIRST + 2)
+#define GADGET_ID_SCROLL_RIGHT		(GADGET_ID_SCROLLING_FIRST + 3)
+#define GADGET_ID_SCROLL_HORIZONTAL	(GADGET_ID_SCROLLING_FIRST + 4)
+#define GADGET_ID_SCROLL_VERTICAL	(GADGET_ID_SCROLLING_FIRST + 5)
 
 /* gadgets for scrolling element list */
-#define GADGET_ID_SCROLL_LIST_UP	67
-#define GADGET_ID_SCROLL_LIST_DOWN	68
-#define GADGET_ID_SCROLL_LIST_VERTICAL	69
-
-/* buttons for level settings */
-#define GADGET_ID_RANDOM_PERCENTAGE	70
-#define GADGET_ID_RANDOM_QUANTITY	71
-#define GADGET_ID_RANDOM_RESTRICTED	72
-#define GADGET_ID_DOUBLE_SPEED		73
-#define GADGET_ID_GRAVITY		74
-#define GADGET_ID_STICK_ELEMENT		75
-#define GADGET_ID_EM_SLIPPERY_GEMS	76
-
-/* another drawing area for random placement */
-#define GADGET_ID_RANDOM_BACKGROUND	77
+#define GADGET_ID_SCROLLING_LIST_FIRST	(GADGET_ID_SCROLLING_FIRST + 6)
+
+#define GADGET_ID_SCROLL_LIST_UP	(GADGET_ID_SCROLLING_LIST_FIRST + 0)
+#define GADGET_ID_SCROLL_LIST_DOWN	(GADGET_ID_SCROLLING_LIST_FIRST + 1)
+#define GADGET_ID_SCROLL_LIST_VERTICAL	(GADGET_ID_SCROLLING_LIST_FIRST + 2)
+
+/* buttons for level/element properties */
+#define GADGET_ID_CHECKBUTTON_FIRST	(GADGET_ID_SCROLLING_LIST_FIRST + 3)
+
+#define GADGET_ID_RANDOM_PERCENTAGE	(GADGET_ID_CHECKBUTTON_FIRST + 0)
+#define GADGET_ID_RANDOM_QUANTITY	(GADGET_ID_CHECKBUTTON_FIRST + 1)
+#define GADGET_ID_RANDOM_RESTRICTED	(GADGET_ID_CHECKBUTTON_FIRST + 2)
+#define GADGET_ID_DOUBLE_SPEED		(GADGET_ID_CHECKBUTTON_FIRST + 3)
+#define GADGET_ID_GRAVITY		(GADGET_ID_CHECKBUTTON_FIRST + 4)
+#define GADGET_ID_STICK_ELEMENT		(GADGET_ID_CHECKBUTTON_FIRST + 5)
+#define GADGET_ID_EM_SLIPPERY_GEMS	(GADGET_ID_CHECKBUTTON_FIRST + 6)
+#define GADGET_ID_CUSTOM_INDESTRUCTIBLE	(GADGET_ID_CHECKBUTTON_FIRST + 7)
+#define GADGET_ID_CUSTOM_CAN_FALL	(GADGET_ID_CHECKBUTTON_FIRST + 8)
+#define GADGET_ID_CUSTOM_CAN_SMASH	(GADGET_ID_CHECKBUTTON_FIRST + 9)
+#define GADGET_ID_CUSTOM_PUSHABLE	(GADGET_ID_CHECKBUTTON_FIRST + 10)
+#define GADGET_ID_CUSTOM_SLIPPERY	(GADGET_ID_CHECKBUTTON_FIRST + 11)
 
 /* gadgets for buttons in element list */
-#define GADGET_ID_ELEMENTLIST_FIRST	78
-#define GADGET_ID_ELEMENTLIST_LAST	(78 + ED_NUM_ELEMENTLIST_BUTTONS - 1)
+#define GADGET_ID_ELEMENTLIST_FIRST	(GADGET_ID_CHECKBUTTON_FIRST + 12)
+#define GADGET_ID_ELEMENTLIST_LAST	(GADGET_ID_ELEMENTLIST_FIRST +	\
+	 				ED_NUM_ELEMENTLIST_BUTTONS - 1)
 
 #define NUM_EDITOR_GADGETS		(GADGET_ID_ELEMENTLIST_LAST + 1)
 
@@ -352,18 +404,38 @@
 #define ED_TEXTINPUT_ID_LEVEL_FIRST	ED_TEXTINPUT_ID_LEVEL_NAME
 #define ED_TEXTINPUT_ID_LEVEL_LAST	ED_TEXTINPUT_ID_LEVEL_AUTHOR
 
+/* values for selectbox gadgets */
+#define ED_SELECTBOX_ID_CUSTOM_CHANGE_CAUSE	0
+
+#define ED_NUM_SELECTBOX			1
+
+/* values for textbutton gadgets */
+#define ED_TEXTBUTTON_ID_PROPERTIES_INFO	0
+#define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG	1
+#define ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED	2
+
+#define ED_NUM_TEXTBUTTON			3
+
 /* values for checkbutton gadgets */
 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED		0
 #define ED_CHECKBUTTON_ID_GRAVITY		1
 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED	2
 #define ED_CHECKBUTTON_ID_STICK_ELEMENT		3
 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS	4
+#define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE	5
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL	6
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH	7
+#define ED_CHECKBUTTON_ID_CUSTOM_PUSHABLE	8
+#define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY	9
 
-#define ED_NUM_CHECKBUTTONS			5
+#define ED_NUM_CHECKBUTTONS			10
 
 #define ED_CHECKBUTTON_ID_LEVEL_FIRST	ED_CHECKBUTTON_ID_DOUBLE_SPEED
 #define ED_CHECKBUTTON_ID_LEVEL_LAST	ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 
+#define ED_CHECKBUTTON_ID_CUSTOM_FIRST	ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
+#define ED_CHECKBUTTON_ID_CUSTOM_LAST	ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
+
 /* values for radiobutton gadgets */
 #define ED_RADIOBUTTON_ID_PERCENTAGE	0
 #define ED_RADIOBUTTON_ID_QUANTITY	1
@@ -373,16 +445,55 @@
 #define ED_RADIOBUTTON_ID_LEVEL_FIRST	ED_RADIOBUTTON_ID_PERCENTAGE
 #define ED_RADIOBUTTON_ID_LEVEL_LAST	ED_RADIOBUTTON_ID_QUANTITY
 
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used definitions
+  -----------------------------------------------------------------------------
+*/
+
 /* values for CopyLevelToUndoBuffer() */
 #define UNDO_IMMEDIATE			0
 #define UNDO_ACCUMULATE			1
 
-/* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
-#define INFOTEXT_XPOS			SX
-#define INFOTEXT_YPOS			(SY + SYSIZE - MINI_TILEX + 2)
-#define INFOTEXT_XSIZE			SXSIZE
-#define INFOTEXT_YSIZE			MINI_TILEX
-#define MAX_INFOTEXT_LEN		(SXSIZE / FONT2_XSIZE)
+/* values for scrollbars */
+#define ED_SCROLL_NO			0
+#define ED_SCROLL_LEFT			1
+#define ED_SCROLL_RIGHT			2
+#define ED_SCROLL_UP			4
+#define ED_SCROLL_DOWN			8
+
+/* screens in the level editor */
+#define ED_MODE_DRAWING			0
+#define ED_MODE_INFO			1
+#define ED_MODE_PROPERTIES		2
+
+/* sub-screens in the element properties section */
+#define ED_MODE_PROPERTIES_INFO		ED_TEXTBUTTON_ID_PROPERTIES_INFO
+#define ED_MODE_PROPERTIES_CONFIG	ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
+#define ED_MODE_PROPERTIES_ADVANCED	ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED
+
+/* how many steps can be cancelled */
+#define NUM_UNDO_STEPS			(10 + 1)
+
+/* values for elements with score */
+#define MIN_SCORE			0
+#define MAX_SCORE			255
+
+/* values for random placement */
+#define RANDOM_USE_PERCENTAGE		0
+#define RANDOM_USE_QUANTITY		1
+
+/* maximal size of level editor drawing area */
+#define MAX_ED_FIELDX		(2 * SCR_FIELDX)
+#define MAX_ED_FIELDY		(2 * SCR_FIELDY - 1)
+
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used data structure definitions
+  -----------------------------------------------------------------------------
+*/
 
 static struct
 {
@@ -390,39 +501,36 @@ static struct
   char *text;
 } control_info[ED_NUM_CTRL_BUTTONS] =
 {
-  { 's', "draw single items" },
-  { 'd', "draw connected items" },
-  { 'l', "draw lines" },
-  { 'a', "draw arcs" },
-  { 'r', "draw outline rectangles" },
-  { 'R', "draw filled rectangles" },
-  { '\0', "wrap (rotate) level up" },
-  { 't', "enter text elements" },
-  { 'f', "flood fill" },
-  { '\0', "wrap (rotate) level left" },
-  { '?', "properties of drawing element" },
-  { '\0', "wrap (rotate) level right" },
-  { '\0', "random element placement" },
-  { 'b', "grab brush" },
-  { '\0', "wrap (rotate) level down" },
-  { ',', "pick drawing element" },
-  { 'U', "undo last operation" },
-  { 'I', "level properties" },
-  { 'S', "save level" },
-  { 'C', "clear level" },
-  { 'T', "test level" },
-  { 'E', "exit level editor" }
+  { 's',	"draw single items"		},
+  { 'd',	"draw connected items"		},
+  { 'l',	"draw lines"			},
+  { 'a',	"draw arcs"			},
+  { 'r',	"draw outline rectangles"	},
+  { 'R',	"draw filled rectangles"	},
+  { '\0',	"wrap (rotate) level up"	},
+  { 't',	"enter text elements"		},
+  { 'f',	"flood fill"			},
+  { '\0',	"wrap (rotate) level left"	},
+  { '?',	"properties of drawing element"	},
+  { '\0',	"wrap (rotate) level right"	},
+  { '\0',	"random element placement"	},
+  { 'b',	"grab brush"			},
+  { '\0',	"wrap (rotate) level down"	},
+  { ',',	"pick drawing element"		},
+  { 'U',	"undo last operation"		},
+  { 'I',	"level properties"		},
+  { 'S',	"save level"			},
+  { 'C',	"clear level"			},
+  { 'T',	"test level"			},
+  { 'E',	"exit level editor"		}
 };
 
-/* values for random placement */
-#define RANDOM_USE_PERCENTAGE		0
-#define RANDOM_USE_QUANTITY		1
-
 static int random_placement_value = 10;
 static int random_placement_method = RANDOM_USE_QUANTITY;
 static int random_placement_background_element = EL_SAND;
 static boolean random_placement_background_restricted = FALSE;
 static boolean stick_element_properties_window = FALSE;
+static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 
 static struct
 {
@@ -487,7 +595,7 @@ static struct
     0,					255,
     GADGET_ID_LEVEL_TIMESCORE_DOWN,	GADGET_ID_LEVEL_TIMESCORE_UP,
     GADGET_ID_LEVEL_TIMESCORE_TEXT,
-    &level.score[SC_ZEITBONUS],
+    &level.score[SC_TIME_BONUS],
     "score for each 10 seconds left",	NULL
   },
   {
@@ -533,6 +641,65 @@ static struct
   }
 };
 
+static struct ValueTextInfo options_change_cause[] =
+{
+  { 1,	"specified delay"	},
+  { 2,	"impact (active)"	},
+  { 3,	"impact (passive)"	},
+  { 4,	"touched by player"	},
+  { 5,	"pressed by player"	},
+  { -1,	NULL			}
+};
+static int index_change_cause = 0;
+
+static struct
+{
+  int x, y;
+  int gadget_id;
+  int size;
+  struct ValueTextInfo *options;
+  int *index;
+  char *text, *infotext;
+} selectbox_info[ED_NUM_SELECTBOX] =
+{
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS(3),
+    GADGET_ID_CUSTOM_CHANGE_CAUSE,
+    17,
+    options_change_cause, &index_change_cause,
+    "test:", "test-selectbox entry"
+  },
+};
+
+static struct
+{
+  int x, y;
+  int gadget_id;
+  int size;
+  char *value;
+  char *infotext;
+} textbutton_info[ED_NUM_TEXTBUTTON] =
+{
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_INFO,
+    11, "Information",
+    "Show information about element"
+  },
+  {
+    ED_SETTINGS_XPOS + 166,		ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CONFIG,
+    11, "Configure",
+    "Configure element properties"
+  },
+  {
+    ED_SETTINGS_XPOS + 332,		ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_ADVANCED,
+    11, "Advanced",
+    "Advanced element configuration"
+  },
+};
+
 static struct
 {
   int xpos, ypos;
@@ -678,12 +845,45 @@ static struct
     GADGET_ID_EM_SLIPPERY_GEMS,
     &level.em_slippery_gems,
     "slip down from certain flat walls","use EM style slipping behaviour"
+  },
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS2(10),
+    GADGET_ID_CUSTOM_INDESTRUCTIBLE,
+    &custom_element_properties[EP_INDESTRUCTIBLE],
+    "indestructible",			"element cannot be destroyed"
+  },
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS2(11),
+    GADGET_ID_CUSTOM_CAN_FALL,
+    &custom_element_properties[EP_CAN_FALL],
+    "can fall",				"element can fall down"
+  },
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS2(12),
+    GADGET_ID_CUSTOM_CAN_SMASH,
+    &custom_element_properties[EP_CAN_SMASH],
+    "can smash",			"element can smash other elements"
+  },
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS2(13),
+    GADGET_ID_CUSTOM_PUSHABLE,
+    &custom_element_properties[EP_PUSHABLE],
+    "pushable",				"element can be pushed"
+  },
+  {
+    ED_SETTINGS_XPOS,			ED_COUNTER_YPOS2(14),
+    GADGET_ID_CUSTOM_SLIPPERY,
+    &custom_element_properties[EP_SLIPPERY],
+    "slippery",				"other elements can fall down from it"
   }
 };
 
-/* maximal size of level editor drawing area */
-#define MAX_ED_FIELDX		(2 * SCR_FIELDX)
-#define MAX_ED_FIELDY		(2 * SCR_FIELDY - 1)
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used variables
+  -----------------------------------------------------------------------------
+*/
 
 /* actual size of level editor drawing area */
 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
@@ -713,6 +913,8 @@ static void CopyLevelToUndoBuffer(int);
 static void HandleDrawingAreas(struct GadgetInfo *);
 static void HandleCounterButtons(struct GadgetInfo *);
 static void HandleTextInputGadgets(struct GadgetInfo *);
+static void HandleSelectboxGadgets(struct GadgetInfo *);
+static void HandleTextbuttonGadgets(struct GadgetInfo *);
 static void HandleRadiobuttons(struct GadgetInfo *);
 static void HandleCheckbuttons(struct GadgetInfo *);
 static void HandleControlButtons(struct GadgetInfo *);
@@ -732,12 +934,11 @@ static int undo_buffer_position = 0;
 static int undo_buffer_steps = 0;
 
 static int edit_mode;
+static int edit_mode_properties;
 
-static int counter_xsize = DXSIZE + FONT2_XSIZE - 2 * ED_GADGET_DISTANCE;
+static int element_shift = 0;
 
-int element_shift = 0;
-
-int editor_el_boulderdash[] =
+static int editor_el_boulderdash[] =
 {
   EL_CHAR('B'),
   EL_CHAR('O'),
@@ -754,7 +955,7 @@ int editor_el_boulderdash[] =
   EL_CHAR('S'),
   EL_CHAR('H'),
 
-  EL_PLAYER1,
+  EL_PLAYER_1,
   EL_EMPTY,
   EL_SAND,
   EL_STEELWALL,
@@ -779,9 +980,9 @@ int editor_el_boulderdash[] =
   EL_BD_FIREFLY_DOWN,
   EL_EMPTY,
 };
-int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
+static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
 
-int editor_el_emerald_mine[] =
+static int editor_el_emerald_mine[] =
 {
   EL_CHAR('E'),
   EL_CHAR('M'),
@@ -798,12 +999,12 @@ int editor_el_emerald_mine[] =
   EL_CHAR('N'),
   EL_CHAR('E'),
 
-  EL_PLAYER1,
-  EL_PLAYER2,
-  EL_PLAYER3,
-  EL_PLAYER4,
+  EL_PLAYER_1,
+  EL_PLAYER_2,
+  EL_PLAYER_3,
+  EL_PLAYER_4,
 
-  EL_PLAYER1,
+  EL_PLAYER_1,
   EL_EMPTY,
   EL_SAND,
   EL_ROCK,
@@ -843,14 +1044,14 @@ int editor_el_emerald_mine[] =
   EL_SPACESHIP_DOWN,
   EL_INVISIBLE_WALL,
 
-  EL_ACIDPOOL_TOPLEFT,
+  EL_ACID_POOL_TOPLEFT,
   EL_ACID,
-  EL_ACIDPOOL_TOPRIGHT,
+  EL_ACID_POOL_TOPRIGHT,
   EL_EMPTY,
 
-  EL_ACIDPOOL_BOTTOMLEFT,
-  EL_ACIDPOOL_BOTTOM,
-  EL_ACIDPOOL_BOTTOMRIGHT,
+  EL_ACID_POOL_BOTTOMLEFT,
+  EL_ACID_POOL_BOTTOM,
+  EL_ACID_POOL_BOTTOMRIGHT,
   EL_EMPTY,
 
   EL_AMOEBA_DROP,
@@ -858,49 +1059,49 @@ int editor_el_emerald_mine[] =
   EL_AMOEBA_WET,
   EL_AMOEBA_DRY,
 
-  EL_EM_KEY1_FILE,
-  EL_EM_KEY2_FILE,
-  EL_EM_KEY3_FILE,
-  EL_EM_KEY4_FILE,
+  EL_EM_KEY_1_FILE,
+  EL_EM_KEY_2_FILE,
+  EL_EM_KEY_3_FILE,
+  EL_EM_KEY_4_FILE,
 
-  EL_EM_GATE1,
-  EL_EM_GATE2,
-  EL_EM_GATE3,
-  EL_EM_GATE4,
+  EL_EM_GATE_1,
+  EL_EM_GATE_2,
+  EL_EM_GATE_3,
+  EL_EM_GATE_4,
 
-  EL_EM_GATE1_GRAY,
-  EL_EM_GATE2_GRAY,
-  EL_EM_GATE3_GRAY,
-  EL_EM_GATE4_GRAY,
+  EL_EM_GATE_1_GRAY,
+  EL_EM_GATE_2_GRAY,
+  EL_EM_GATE_3_GRAY,
+  EL_EM_GATE_4_GRAY,
 };
-int num_editor_el_emerald_mine = SIZEOF_ARRAY_INT(editor_el_emerald_mine);
+static int num_editor_el_emerald_mine = SIZEOF_ARRAY_INT(editor_el_emerald_mine);
 
-int editor_el_more[] =
+static int editor_el_more[] =
 {
   EL_CHAR('M'),
   EL_CHAR('O'),
   EL_CHAR('R'),
   EL_CHAR('E'),
 
-  EL_KEY1,
-  EL_KEY2,
-  EL_KEY3,
-  EL_KEY4,
+  EL_KEY_1,
+  EL_KEY_2,
+  EL_KEY_3,
+  EL_KEY_4,
 
-  EL_GATE1,
-  EL_GATE2,
-  EL_GATE3,
-  EL_GATE4,
+  EL_GATE_1,
+  EL_GATE_2,
+  EL_GATE_3,
+  EL_GATE_4,
 
-  EL_GATE1_GRAY,
-  EL_GATE2_GRAY,
-  EL_GATE3_GRAY,
-  EL_GATE4_GRAY,
+  EL_GATE_1_GRAY,
+  EL_GATE_2_GRAY,
+  EL_GATE_3_GRAY,
+  EL_GATE_4_GRAY,
 
-  EL_ARROW_BLUE_LEFT,
-  EL_ARROW_BLUE_RIGHT,
-  EL_ARROW_BLUE_UP,
-  EL_ARROW_BLUE_DOWN,
+  EL_ARROW_LEFT,
+  EL_ARROW_RIGHT,
+  EL_ARROW_UP,
+  EL_ARROW_DOWN,
 
   EL_AMOEBA_FULL,
   EL_EMERALD_YELLOW,
@@ -912,7 +1113,7 @@ int editor_el_more[] =
   EL_WALL_EMERALD_RED,
   EL_WALL_EMERALD_PURPLE,
 
-  EL_GAMEOFLIFE,
+  EL_GAME_OF_LIFE,
   EL_PACMAN_UP,
   EL_TIME_ORB_FULL,
   EL_TIME_ORB_EMPTY,
@@ -920,16 +1121,16 @@ int editor_el_more[] =
   EL_PACMAN_LEFT,
   EL_DARK_YAMYAM,
   EL_PACMAN_RIGHT,
-  EL_WALL_GROWING,
+  EL_EXPANDABLE_WALL,
 
   EL_BIOMAZE,
   EL_PACMAN_DOWN,
   EL_LAMP,
   EL_LAMP_ACTIVE,
 
-  EL_DYNABOMB_NR,
-  EL_DYNABOMB_SZ,
-  EL_DYNABOMB_XL,
+  EL_DYNABOMB_INCREASE_NUMBER,
+  EL_DYNABOMB_INCREASE_SIZE,
+  EL_DYNABOMB_INCREASE_POWER,
   EL_STONEBLOCK,
 
   EL_MOLE,
@@ -950,36 +1151,36 @@ int editor_el_more[] =
   EL_EMPTY,
   EL_MOLE_DOWN,
   EL_BALLOON,
-  EL_BALLOON_SEND_ANY_DIRECTION,
+  EL_BALLOON_SWITCH_ANY,
 
-  EL_BALLOON_SEND_LEFT,
-  EL_BALLOON_SEND_RIGHT,
-  EL_BALLOON_SEND_UP,
-  EL_BALLOON_SEND_DOWN,
+  EL_BALLOON_SWITCH_LEFT,
+  EL_BALLOON_SWITCH_RIGHT,
+  EL_BALLOON_SWITCH_UP,
+  EL_BALLOON_SWITCH_DOWN,
 
   EL_SATELLITE,
-  EL_WALL_GROWING_X,
-  EL_WALL_GROWING_Y,
-  EL_WALL_GROWING_XY,
+  EL_EXPANDABLE_WALL_HORIZONTAL,
+  EL_EXPANDABLE_WALL_VERTICAL,
+  EL_EXPANDABLE_WALL_ANY,
 
   EL_INVISIBLE_STEELWALL,
   EL_INVISIBLE_WALL,
   EL_SPEED_PILL,
   EL_BLACK_ORB,
 
-  EL_EMC_STEELWALL1,
-  EL_EMC_WALL_PILLAR_UPPER,
-  EL_EMC_WALL_PILLAR_MIDDLE,
-  EL_EMC_WALL_PILLAR_LOWER,
+  EL_EMC_STEELWALL_1,
+  EL_EMC_WALL_1,
+  EL_EMC_WALL_2,
+  EL_EMC_WALL_3,
 
-  EL_EMC_WALL4,
-  EL_EMC_WALL5,
-  EL_EMC_WALL6,
-  EL_EMC_WALL7,
+  EL_EMC_WALL_4,
+  EL_EMC_WALL_5,
+  EL_EMC_WALL_6,
+  EL_EMC_WALL_7,
 };
-int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
+static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
 
-int editor_el_sokoban[] =
+static int editor_el_sokoban[] =
 {
   EL_CHAR('S'),
   EL_CHAR('O'),
@@ -996,9 +1197,9 @@ int editor_el_sokoban[] =
   EL_SOKOBAN_FIELD_FULL,
   EL_STEELWALL,
 };
-int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
+static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
 
-int editor_el_supaplex[] =
+static int editor_el_supaplex[] =
 {
   EL_CHAR('S'),
   EL_CHAR('U'),
@@ -1017,52 +1218,52 @@ int editor_el_supaplex[] =
 
   EL_SP_INFOTRON,
   EL_SP_CHIP_SINGLE,
-  EL_SP_HARD_GRAY,
+  EL_SP_HARDWARE_GRAY,
   EL_SP_EXIT_CLOSED,
 
   EL_SP_DISK_ORANGE,
-  EL_SP_PORT1_RIGHT,
-  EL_SP_PORT1_DOWN,
-  EL_SP_PORT1_LEFT,
+  EL_SP_PORT_RIGHT,
+  EL_SP_PORT_DOWN,
+  EL_SP_PORT_LEFT,
 
-  EL_SP_PORT1_UP,
-  EL_SP_PORT2_RIGHT,
-  EL_SP_PORT2_DOWN,
-  EL_SP_PORT2_LEFT,
+  EL_SP_PORT_UP,
+  EL_SP_GRAVITY_PORT_RIGHT,
+  EL_SP_GRAVITY_PORT_DOWN,
+  EL_SP_GRAVITY_PORT_LEFT,
 
-  EL_SP_PORT2_UP,
+  EL_SP_GRAVITY_PORT_UP,
   EL_SP_SNIKSNAK,
   EL_SP_DISK_YELLOW,
   EL_SP_TERMINAL,
 
   EL_SP_DISK_RED,
-  EL_SP_PORT_Y,
-  EL_SP_PORT_X,
-  EL_SP_PORT_XY,
+  EL_SP_PORT_VERTICAL,
+  EL_SP_PORT_HORIZONTAL,
+  EL_SP_PORT_ANY,
 
   EL_SP_ELECTRON,
   EL_SP_BUGGY_BASE,
   EL_SP_CHIP_LEFT,
   EL_SP_CHIP_RIGHT,
 
-  EL_SP_HARD_BASE1,
-  EL_SP_HARD_GREEN,
-  EL_SP_HARD_BLUE,
-  EL_SP_HARD_RED,
+  EL_SP_HARDWARE_BASE_1,
+  EL_SP_HARDWARE_GREEN,
+  EL_SP_HARDWARE_BLUE,
+  EL_SP_HARDWARE_RED,
 
-  EL_SP_HARD_YELLOW,
-  EL_SP_HARD_BASE2,
-  EL_SP_HARD_BASE3,
-  EL_SP_HARD_BASE4,
+  EL_SP_HARDWARE_YELLOW,
+  EL_SP_HARDWARE_BASE_2,
+  EL_SP_HARDWARE_BASE_3,
+  EL_SP_HARDWARE_BASE_4,
 
-  EL_SP_HARD_BASE5,
-  EL_SP_HARD_BASE6,
-  EL_SP_CHIP_UPPER,
-  EL_SP_CHIP_LOWER,
+  EL_SP_HARDWARE_BASE_5,
+  EL_SP_HARDWARE_BASE_6,
+  EL_SP_CHIP_TOP,
+  EL_SP_CHIP_BOTTOM,
 };
-int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
+static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
 
-int editor_el_diamond_caves[] =
+static int editor_el_diamond_caves[] =
 {
   EL_CHAR('D'),
   EL_CHAR('I'),
@@ -1089,35 +1290,35 @@ int editor_el_diamond_caves[] =
   EL_WALL_PEARL,
   EL_WALL_CRYSTAL,
 
-  EL_CONVEYOR_BELT1_LEFT,
-  EL_CONVEYOR_BELT1_MIDDLE,
-  EL_CONVEYOR_BELT1_RIGHT,
-  EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
+  EL_CONVEYOR_BELT_1_LEFT,
+  EL_CONVEYOR_BELT_1_MIDDLE,
+  EL_CONVEYOR_BELT_1_RIGHT,
+  EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
 
-  EL_CONVEYOR_BELT2_LEFT,
-  EL_CONVEYOR_BELT2_MIDDLE,
-  EL_CONVEYOR_BELT2_RIGHT,
-  EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
+  EL_CONVEYOR_BELT_2_LEFT,
+  EL_CONVEYOR_BELT_2_MIDDLE,
+  EL_CONVEYOR_BELT_2_RIGHT,
+  EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
 
-  EL_CONVEYOR_BELT3_LEFT,
-  EL_CONVEYOR_BELT3_MIDDLE,
-  EL_CONVEYOR_BELT3_RIGHT,
-  EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
+  EL_CONVEYOR_BELT_3_LEFT,
+  EL_CONVEYOR_BELT_3_MIDDLE,
+  EL_CONVEYOR_BELT_3_RIGHT,
+  EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
 
-  EL_CONVEYOR_BELT4_LEFT,
-  EL_CONVEYOR_BELT4_MIDDLE,
-  EL_CONVEYOR_BELT4_RIGHT,
-  EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
+  EL_CONVEYOR_BELT_4_LEFT,
+  EL_CONVEYOR_BELT_4_MIDDLE,
+  EL_CONVEYOR_BELT_4_RIGHT,
+  EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
 
-  EL_CONVEYOR_BELT1_SWITCH_LEFT,
-  EL_CONVEYOR_BELT2_SWITCH_LEFT,
-  EL_CONVEYOR_BELT3_SWITCH_LEFT,
-  EL_CONVEYOR_BELT4_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_4_SWITCH_LEFT,
 
-  EL_CONVEYOR_BELT1_SWITCH_RIGHT,
-  EL_CONVEYOR_BELT2_SWITCH_RIGHT,
-  EL_CONVEYOR_BELT3_SWITCH_RIGHT,
-  EL_CONVEYOR_BELT4_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
 
   EL_SWITCHGATE_OPEN,
   EL_SWITCHGATE_CLOSED,
@@ -1144,9 +1345,9 @@ int editor_el_diamond_caves[] =
   EL_EXTRA_TIME,
   EL_EMPTY,
 };
-int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
+static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
 
-int editor_el_dx_boulderdash[] =
+static int editor_el_dx_boulderdash[] =
 {
   EL_CHAR('D'),
   EL_CHAR('X'),
@@ -1175,7 +1376,7 @@ int editor_el_dx_boulderdash[] =
 
   EL_TUBE_HORIZONTAL,
   EL_TUBE_VERTICAL_RIGHT,
-  EL_TUBE_ALL,
+  EL_TUBE_ANY,
   EL_TUBE_VERTICAL_LEFT,
 
   EL_TUBE_VERTICAL,
@@ -1188,9 +1389,9 @@ int editor_el_dx_boulderdash[] =
   EL_EMPTY,
   EL_EMPTY
 };
-int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
+static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
 
-int editor_el_chars[] =
+static int editor_el_chars[] =
 {
   EL_CHAR('T'),
   EL_CHAR('E'),
@@ -1270,21 +1471,26 @@ int editor_el_chars[] =
   EL_CHAR('X'),
   EL_CHAR('Y'),
   EL_CHAR('Z'),
-  EL_CHAR('Ä'),
+  EL_CHAR('['),
 
-  EL_CHAR('Ö'),
-  EL_CHAR('Ü'),
+  EL_CHAR('\\'),
+  EL_CHAR(']'),
   EL_CHAR('^'),
   EL_CHAR('_'),
 
-  EL_CHAR(' '),
+  EL_CHAR('©'),
+  EL_CHAR('Ä'),
+  EL_CHAR('Ö'),
+  EL_CHAR('Ü'),
+
   EL_CHAR('°'),
-  EL_CHAR('´'),
-  EL_CHAR('|')
+  EL_CHAR('®'),
+  EL_CHAR(FONT_ASCII_CURSOR),
+  EL_CHAR(' ')
 };
-int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
+static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
 
-int editor_el_custom[] =
+static int editor_el_custom[] =
 {
   EL_CHAR('C'),
   EL_CHAR('U'),
@@ -1466,12 +1672,12 @@ int editor_el_custom[] =
   EL_CUSTOM_START + 126,
   EL_CUSTOM_START + 127
 };
-int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
+static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
 
-int *editor_elements = NULL;	/* dynamically allocated */
-int num_editor_elements = 0;	/* dynamically determined */
+static int *editor_elements = NULL;	/* dynamically allocated */
+static int num_editor_elements = 0;	/* dynamically determined */
 
-struct
+static struct
 {
   boolean *setup_value;
   int *element_list;
@@ -1503,6 +1709,13 @@ editor_elements_info[] =
     NULL								}
 };
 
+
+/*
+  -----------------------------------------------------------------------------
+  functions
+  -----------------------------------------------------------------------------
+*/
+
 static void ReinitializeElementList()
 {
   int pos = 0;
@@ -1561,15 +1774,34 @@ static void ReinitializeElementListButtons()
   initialization_needed = FALSE;
 }
 
+static int getCounterGadgetWidth()
+{
+  return (DXSIZE + getFontWidth(FONT_INPUT_1) - 2 * ED_GADGET_DISTANCE);
+}
+
+static int getMaxInfoTextLength()
+{
+  return (SXSIZE / getFontWidth(FONT_TEXT_2));
+}
+
 static char *getElementInfoText(int element)
 {
-  char *info_text = "unknown";
+  char *info_text = NULL;
+
+  if (element < NUM_FILE_ELEMENTS)
+  {
+    if (element_info[element].custom_description != NULL)
+      info_text = element_info[element].custom_description;
+    else if (element_info[element].editor_description != NULL)
+      info_text = element_info[element].editor_description;
+  }
+
+  if (info_text == NULL)
+  {
+    info_text = "unknown";
 
-  if (element < NUM_FILE_ELEMENTS &&
-      element_info[element].editor_description != NULL)
-    info_text = element_info[element].editor_description;
-  else
     Error(ERR_WARN, "no element description for element %d", element);
+  }
 
   return info_text;
 }
@@ -1606,7 +1838,7 @@ static void ScrollMiniLevel(int from_x, int from_y, int scroll)
 
 static void CreateControlButtons()
 {
-  Bitmap *gd_bitmap = new_graphic_info[IMG_MENU_DOOR].bitmap;
+  Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
   struct GadgetInfo *gi;
   unsigned long event_mask;
   int i;
@@ -1784,7 +2016,7 @@ static void CreateControlButtons()
     gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
     gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
 
-    getMiniGraphicSource(el2img(element), &deco_bitmap, &deco_x, &deco_y);
+    getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
 
@@ -1817,6 +2049,7 @@ static void CreateControlButtons()
 
 static void CreateCounterButtons()
 {
+  int max_infotext_len = getMaxInfoTextLength();
   int i;
 
   for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
@@ -1827,7 +2060,7 @@ static void CreateCounterButtons()
 
     for (j=0; j<2; j++)
     {
-      Bitmap *gd_bitmap = new_graphic_info[IMG_MENU_DOOR].bitmap;
+      Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
       struct GadgetInfo *gi;
       int id = (j == 0 ?
 		counterbutton_info[i].gadget_id_down :
@@ -1836,7 +2069,7 @@ static void CreateCounterButtons()
       int gd_x, gd_x1, gd_x2, gd_y;
       int x_size, y_size;
       unsigned long event_mask;
-      char infotext[MAX_INFOTEXT_LEN + 1];
+      char infotext[max_infotext_len + 1];
 
       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
 
@@ -1895,7 +2128,8 @@ static void CreateCounterButtons()
 
       if (j == 0)
       {
-	int font_type = FC_YELLOW;
+	int font_type = FONT_INPUT_1;
+	int font_type_active = FONT_INPUT_1_ACTIVE;
 	int gd_width = ED_WIN_COUNT_XSIZE;
 
 	id = counterbutton_info[i].gadget_id_text;
@@ -1903,7 +2137,8 @@ static void CreateCounterButtons()
 
 	if (i == ED_COUNTER_ID_SELECT_LEVEL)
 	{
-	  font_type = FC_SPECIAL3;
+	  font_type = FONT_LEVEL_NUMBER;
+	  font_type_active = FONT_LEVEL_NUMBER;
 
 	  xpos += 2 * ED_GADGET_DISTANCE;
 	  ypos -= ED_GADGET_DISTANCE;
@@ -1929,10 +2164,11 @@ static void CreateCounterButtons()
 			  GDI_NUMBER_MAX, counterbutton_info[i].max_value,
 			  GDI_TEXT_SIZE, 3,
 			  GDI_TEXT_FONT, font_type,
+			  GDI_TEXT_FONT_ACTIVE, font_type_active,
 			  GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
 			  GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
-			  GDI_BORDER_SIZE, ED_BORDER_SIZE,
-			  GDI_TEXTINPUT_DESIGN_WIDTH, gd_width,
+			  GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+			  GDI_DESIGN_WIDTH, gd_width,
 			  GDI_EVENT_MASK, event_mask,
 			  GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
 			  GDI_CALLBACK_ACTION, HandleCounterButtons,
@@ -2003,7 +2239,7 @@ static void CreateDrawingAreas()
     level_editor_gadget[id] = gi;
   }
 
-  /* ... one for the amoeba content */
+  /* ... one for the amoeba content ... */
   id = GADGET_ID_AMOEBA_CONTENT;
   gi = CreateGadget(GDI_CUSTOM_ID, id,
 		    GDI_X, SX + ED_AREA_ELEM_CONTENT_XPOS,
@@ -2022,6 +2258,25 @@ static void CreateDrawingAreas()
 
   level_editor_gadget[id] = gi;
 
+  /* ... one for each custom element change target element ... */
+  id = GADGET_ID_CUSTOM_CHANGED;
+  gi = CreateGadget(GDI_CUSTOM_ID, id,
+		    GDI_X, SX + ED_AREA_ELEM_CONTENT2_XPOS,
+		    GDI_Y, SY + ED_AREA_ELEM_CONTENT2_YPOS,
+		    GDI_WIDTH, MINI_TILEX,
+		    GDI_HEIGHT, MINI_TILEY,
+		    GDI_TYPE, GD_TYPE_DRAWING_AREA,
+		    GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
+		    GDI_EVENT_MASK, event_mask,
+		    GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+		    GDI_CALLBACK_ACTION, HandleDrawingAreas,
+		    GDI_END);
+
+  if (gi == NULL)
+    Error(ERR_EXIT, "cannot create gadget");
+
+  level_editor_gadget[id] = gi;
+
   /* ... and one for random placement background restrictions */
 
   id = GADGET_ID_RANDOM_BACKGROUND;
@@ -2045,15 +2300,16 @@ static void CreateDrawingAreas()
 
 static void CreateTextInputGadgets()
 {
+  int max_infotext_len = getMaxInfoTextLength();
   int i;
 
   for (i=0; i<ED_NUM_TEXTINPUT; i++)
   {
-    Bitmap *gd_bitmap = new_graphic_info[IMG_MENU_DOOR].bitmap;
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x, gd_y;
     struct GadgetInfo *gi;
     unsigned long event_mask;
-    char infotext[1024];
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
     int id = textinput_info[i].gadget_id;
 
     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
@@ -2062,7 +2318,7 @@ static void CreateTextInputGadgets()
     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
 
     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
-    infotext[MAX_INFOTEXT_LEN] = '\0';
+    infotext[max_infotext_len] = '\0';
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
 		      GDI_CUSTOM_TYPE_ID, i,
@@ -2072,11 +2328,12 @@ static void CreateTextInputGadgets()
 		      GDI_TYPE, GD_TYPE_TEXTINPUT_ALPHANUMERIC,
 		      GDI_TEXT_VALUE, textinput_info[i].value,
 		      GDI_TEXT_SIZE, textinput_info[i].size,
-		      GDI_TEXT_FONT, FC_YELLOW,
+		      GDI_TEXT_FONT, FONT_INPUT_1,
+		      GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
 		      GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
 		      GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
-		      GDI_BORDER_SIZE, ED_BORDER_SIZE,
-		      GDI_TEXTINPUT_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
+		      GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+		      GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
 		      GDI_EVENT_MASK, event_mask,
 		      GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
 		      GDI_CALLBACK_ACTION, HandleTextInputGadgets,
@@ -2089,6 +2346,109 @@ static void CreateTextInputGadgets()
   }
 }
 
+static void CreateSelectboxGadgets()
+{
+  int max_infotext_len = getMaxInfoTextLength();
+  int i;
+
+  for (i=0; i<ED_NUM_SELECTBOX; i++)
+  {
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
+    int gd_x, gd_y;
+    struct GadgetInfo *gi;
+    unsigned long event_mask;
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
+    int id = selectbox_info[i].gadget_id;
+
+    event_mask = GD_EVENT_RELEASED |
+      GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
+
+    gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
+    gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
+
+    sprintf(infotext, "Select %s", selectbox_info[i].infotext);
+    infotext[max_infotext_len] = '\0';
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+		      GDI_CUSTOM_TYPE_ID, i,
+		      GDI_INFO_TEXT, infotext,
+		      GDI_X, SX + selectbox_info[i].x,
+		      GDI_Y, SY + selectbox_info[i].y,
+		      GDI_TYPE, GD_TYPE_SELECTBOX,
+		      GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
+		      GDI_SELECTBOX_INDEX, selectbox_info[i].index,
+		      GDI_TEXT_SIZE, selectbox_info[i].size,
+		      GDI_TEXT_FONT, FONT_INPUT_1,
+		      GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
+		      GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
+		      GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
+		      GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+		      GDI_BORDER_SIZE_SELECTBUTTON, getFontWidth(FONT_INPUT_1),
+		      GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
+		      GDI_EVENT_MASK, event_mask,
+		      GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+		      GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
+		      GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
+static void CreateTextbuttonGadgets()
+{
+  int max_infotext_len = getMaxInfoTextLength();
+  int i;
+
+  for (i=0; i<ED_NUM_TEXTBUTTON; i++)
+  {
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+    struct GadgetInfo *gi;
+    unsigned long event_mask;
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
+    int id = textbutton_info[i].gadget_id;
+
+    event_mask = GD_EVENT_RELEASED;
+
+    gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
+    gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
+    gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
+    gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
+
+    sprintf(infotext, "%s", textbutton_info[i].infotext);
+    infotext[max_infotext_len] = '\0';
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+		      GDI_CUSTOM_TYPE_ID, i,
+		      GDI_INFO_TEXT, infotext,
+		      GDI_X, SX + textbutton_info[i].x,
+		      GDI_Y, SY + textbutton_info[i].y,
+		      GDI_TYPE, GD_TYPE_TEXT_BUTTON,
+		      GDI_TEXT_VALUE, textbutton_info[i].value,
+		      GDI_TEXT_SIZE, textbutton_info[i].size,
+		      GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
+		      GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
+		      GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
+		      GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
+		      GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
+		      GDI_BORDER_SIZE, ED_BORDER2_SIZE, ED_BORDER_SIZE,
+		      GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
+		      GDI_DECORATION_SHIFTING, 1, 1,
+		      GDI_EVENT_MASK, event_mask,
+		      GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+		      GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
+		      GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
 static void CreateScrollbarGadgets()
 {
   int i;
@@ -2096,7 +2456,7 @@ static void CreateScrollbarGadgets()
   for (i=0; i<ED_NUM_SCROLLBARS; i++)
   {
     int id = scrollbar_info[i].gadget_id;
-    Bitmap *gd_bitmap = new_graphic_info[IMG_MENU_DOOR].bitmap;
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x1, gd_x2, gd_y1, gd_y2;
     struct GadgetInfo *gi;
     int items_max, items_visible, item_position;
@@ -2146,7 +2506,7 @@ static void CreateScrollbarGadgets()
 		      GDI_STATE, GD_BUTTON_UNPRESSED,
 		      GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
 		      GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
-		      GDI_BORDER_SIZE, ED_BORDER_SIZE,
+		      GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
 		      GDI_EVENT_MASK, event_mask,
 		      GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
 		      GDI_CALLBACK_ACTION, HandleControlButtons,
@@ -2161,7 +2521,7 @@ static void CreateScrollbarGadgets()
 
 static void CreateCheckbuttonGadgets()
 {
-  Bitmap *gd_bitmap = new_graphic_info[IMG_MENU_DOOR].bitmap;
+  Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
   struct GadgetInfo *gi;
   unsigned long event_mask;
   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
@@ -2244,14 +2604,23 @@ static void CreateCheckbuttonGadgets()
 
 void CreateLevelEditorGadgets()
 {
+  int old_game_status = game_status;
+
+  /* setting 'game_status' is needed to get the right fonts for the editor */
+  game_status = LEVELED;
+
   ReinitializeElementList();
 
   CreateControlButtons();
   CreateCounterButtons();
   CreateDrawingAreas();
   CreateTextInputGadgets();
+  CreateSelectboxGadgets();
+  CreateTextbuttonGadgets();
   CreateScrollbarGadgets();
   CreateCheckbuttonGadgets();
+
+  game_status = old_game_status;
 }
 
 void FreeLevelEditorGadgets()
@@ -2304,6 +2673,16 @@ static void MapTextInputGadget(int id)
   MapGadget(level_editor_gadget[textinput_info[id].gadget_id]);
 }
 
+static void MapSelectboxGadget(int id)
+{
+  MapGadget(level_editor_gadget[selectbox_info[id].gadget_id]);
+}
+
+static void MapTextbuttonGadget(int id)
+{
+  MapGadget(level_editor_gadget[textbutton_info[id].gadget_id]);
+}
+
 static void MapRadiobuttonGadget(int id)
 {
   MapGadget(level_editor_gadget[radiobutton_info[id].gadget_id]);
@@ -2404,13 +2783,39 @@ static boolean LevelContainsPlayer()
 
   for(y=0; y<lev_fieldy; y++) 
     for(x=0; x<lev_fieldx; x++)
-      if (Feld[x][y] == EL_PLAYER1 ||
+      if (Feld[x][y] == EL_PLAYER_1 ||
 	  Feld[x][y] == EL_SP_MURPHY) 
 	player_found = TRUE;
 
   return player_found;
 }
 
+static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
+			  short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
+{
+  int x, y;
+
+  for(x=0; x<lev_fieldx; x++)
+    for(y=0; y<lev_fieldy; y++) 
+      dst[x][y] = src[x][y];
+}
+
+static void CopyCustomElementPropertiesToEditor(int element)
+{
+  int i;
+
+  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+    custom_element_properties[i] = HAS_PROPERTY(element, i);
+}
+
+static void CopyCustomElementPropertiesToGame(int element)
+{
+  int i;
+
+  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+    SET_PROPERTY(element, i, custom_element_properties[i]);
+}
+
 void DrawLevelEd()
 {
   CloseDoor(DOOR_CLOSE_ALL);
@@ -2418,47 +2823,42 @@ void DrawLevelEd()
 
   if (level_editor_test_game)
   {
-    int x, y;
-
-    for(x=0; x<lev_fieldx; x++)
-      for(y=0; y<lev_fieldy; y++)
-	Feld[x][y] = Ur[x][y];
-
-    for(x=0; x<lev_fieldx; x++)
-      for(y=0; y<lev_fieldy; y++)
-	Ur[x][y] = FieldBackup[x][y];
+    CopyPlayfield(Ur, Feld);
+    CopyPlayfield(FieldBackup, Ur);
 
     level_editor_test_game = FALSE;
   }
   else
   {
     edit_mode = ED_MODE_DRAWING;
+    edit_mode_properties = ED_MODE_PROPERTIES_INFO;
 
     ResetUndoBuffer();
+
     level_xpos = -1;
     level_ypos = -1;
   }
 
   /* copy default editor door content to main double buffer */
-  BlitBitmap(new_graphic_info[IMG_MENU_DOOR].bitmap, drawto,
+  BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
 	     DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
 
   /* draw mouse button brush elements */
   DrawMiniGraphicExt(drawto,
 		     DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
-		     el2img(new_element1));
+		     el2edimg(new_element1));
   DrawMiniGraphicExt(drawto,
 		     DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
-		     el2img(new_element2));
+		     el2edimg(new_element2));
   DrawMiniGraphicExt(drawto,
 		     DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
-		     el2img(new_element3));
+		     el2edimg(new_element3));
 
   /* draw bigger door */
   DrawSpecialEditorDoor();
 
   /* draw new control window */
-  BlitBitmap(new_graphic_info[IMG_MENU_DOOR].bitmap, drawto,
+  BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
 	     DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
 
   redraw_mask |= REDRAW_ALL;
@@ -2474,16 +2874,7 @@ void DrawLevelEd()
 
   DrawEditModeWindow();
 
-  /*
-  FadeToFront();
-  */
-
-
   OpenDoor(DOOR_OPEN_1);
-
-  /*
-  OpenDoor(DOOR_OPEN_1 | DOOR_OPEN_2);
-  */
 }
 
 static void AdjustDrawingAreaGadgets()
@@ -2628,21 +3019,21 @@ static void PickDrawingElement(int button, int element)
     new_element1 = element;
     DrawMiniGraphicExt(drawto,
 		       DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
-		       el2img(new_element1));
+		       el2edimg(new_element1));
   }
   else if (button == 2)
   {
     new_element2 = element;
     DrawMiniGraphicExt(drawto,
 		       DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
-		       el2img(new_element2));
+		       el2edimg(new_element2));
   }
   else
   {
     new_element3 = element;
     DrawMiniGraphicExt(drawto,
 		       DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
-		       el2img(new_element3));
+		       el2edimg(new_element3));
   }
 
   redraw_mask |= REDRAW_DOOR_1;
@@ -2650,40 +3041,49 @@ static void PickDrawingElement(int button, int element)
 
 static void DrawDrawingWindow()
 {
+  SetMainBackgroundImage(IMG_UNDEFINED);
   ClearWindow();
   UnmapLevelEditorWindowGadgets();
+
   AdjustDrawingAreaGadgets();
   AdjustLevelScrollPosition();
   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
+
   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
   MapMainDrawingArea();
 }
 
+static void DrawElementBorder(int dest_x, int dest_y, int width, int height)
+{
+  int border_graphic = IMG_EDITOR_ELEMENT_BORDER;
+  Bitmap *src_bitmap;
+  int src_x, src_y;
+  int num_mini_tilex = width / MINI_TILEX + 1;
+  int num_mini_tiley = width / MINI_TILEY + 1;
+  int x, y;
+
+  getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
+
+  for (y=0; y < num_mini_tiley; y++)
+    for (x=0; x < num_mini_tilex; x++)
+      BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
+		 dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
+		 dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
+
+  ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
+}
+
 static void DrawRandomPlacementBackgroundArea()
 {
   int area_x = ED_AREA_RANDOM_BACKGROUND_XPOS / MINI_TILEX;
   int area_y = ED_AREA_RANDOM_BACKGROUND_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_RANDOM_BACKGROUND_XPOS;
   int area_sy = SY + ED_AREA_RANDOM_BACKGROUND_YPOS;
-  int x, y;
 
   ElementContent[0][0][0] = random_placement_background_element;
 
-  /* draw decorative border for the object */
-  for (y=0; y<2; y++)
-    for (x=0; x<2; x++)
-      DrawMiniElement(area_x + x, area_y + y, EL_SAND);
-
-  ClearRectangle(drawto,
-		 area_sx + MINI_TILEX/2 - 1, area_sy + MINI_TILEY/2 - 1,
-		 MINI_TILEX + 2, MINI_TILEY + 2);
-
-  /* copy border to the right location */
-  BlitBitmap(drawto, drawto,
-	     area_sx, area_sy, 3 * MINI_TILEX, 3 * MINI_TILEY,
-	     area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
-
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
   DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
   MapDrawingArea(GADGET_ID_RANDOM_BACKGROUND);
@@ -2691,23 +3091,24 @@ static void DrawRandomPlacementBackgroundArea()
 
 static void DrawLevelInfoWindow()
 {
-  char infotext[1024];
+  char infotext[MAX_OUTPUT_LINESIZE + 1];
+  int max_infotext_len = getMaxInfoTextLength();
   int xoffset_above = 0;
   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
-  int xoffset_right = counter_xsize;
+  int xoffset_right = getCounterGadgetWidth();
   int yoffset_right = ED_BORDER_SIZE;
   int xoffset_right2 = ED_CHECKBUTTON_XSIZE + 2 * ED_GADGET_DISTANCE;
   int yoffset_right2 = ED_BORDER_SIZE;
-  int font_color = FC_GREEN;
   int i, x, y;
 
+  SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
   ClearWindow();
   UnmapLevelEditorWindowGadgets();
 
   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
-	   "Level Settings", FS_BIG, FC_YELLOW);
+	   "Level Settings", FONT_TITLE_1);
   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
-	   "Editor Settings", FS_BIG, FC_YELLOW);
+	   "Editor Settings", FONT_TITLE_1);
 
   /* draw counter gadgets */
   for (i=ED_COUNTER_ID_LEVEL_FIRST; i<=ED_COUNTER_ID_LEVEL_LAST; i++)
@@ -2718,8 +3119,8 @@ static void DrawLevelInfoWindow()
       y = counterbutton_info[i].y + yoffset_above;
 
       sprintf(infotext, "%s:", counterbutton_info[i].infotext_above);
-      infotext[MAX_INFOTEXT_LEN] = '\0';
-      DrawTextF(x, y, font_color, infotext);
+      infotext[max_infotext_len] = '\0';
+      DrawTextF(x, y, FONT_TEXT_1, infotext);
     }
 
     if (counterbutton_info[i].infotext_right)
@@ -2728,8 +3129,8 @@ static void DrawLevelInfoWindow()
       y = counterbutton_info[i].y + yoffset_right;
 
       sprintf(infotext, "%s", counterbutton_info[i].infotext_right);
-      infotext[MAX_INFOTEXT_LEN] = '\0';
-      DrawTextF(x, y, font_color, infotext);
+      infotext[max_infotext_len] = '\0';
+      DrawTextF(x, y, FONT_TEXT_1, infotext);
     }
 
     ModifyEditorCounter(i, *counterbutton_info[i].value);
@@ -2743,9 +3144,9 @@ static void DrawLevelInfoWindow()
     y = textinput_info[i].y + yoffset_above;
 
     sprintf(infotext, "%s:", textinput_info[i].infotext);
-    infotext[MAX_INFOTEXT_LEN] = '\0';
+    infotext[max_infotext_len] = '\0';
 
-    DrawTextF(x, y, font_color, infotext);
+    DrawTextF(x, y, FONT_TEXT_1, infotext);
     ModifyEditorTextInput(i, textinput_info[i].value);
     MapTextInputGadget(i);
   }
@@ -2759,7 +3160,7 @@ static void DrawLevelInfoWindow()
     x = radiobutton_info[i].x + xoffset_right2;
     y = radiobutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, radiobutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, radiobutton_info[i].text);
     ModifyGadget(level_editor_gadget[radiobutton_info[i].gadget_id],
 		 GDI_CHECKED, checked, GDI_END);
     MapRadiobuttonGadget(i);
@@ -2771,7 +3172,7 @@ static void DrawLevelInfoWindow()
     x = checkbutton_info[i].x + xoffset_right2;
     y = checkbutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, checkbutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
     ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
 		 GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
     MapCheckbuttonGadget(i);
@@ -2787,31 +3188,41 @@ static void DrawAmoebaContentArea()
   int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
   int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
-  int font_color = FC_GREEN;
-  int x, y;
 
   ElementContent[0][0][0] = level.amoeba_content;
 
-  /* draw decorative border for the object */
-  for (y=0; y<2; y++)
-    for (x=0; x<2; x++)
-      DrawMiniElement(area_x + x, area_y + y, EL_SAND);
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
+  DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
-  ClearRectangle(drawto,
-		 area_sx + MINI_TILEX/2 - 1, area_sy + MINI_TILEY/2 - 1,
-		 MINI_TILEX + 2, MINI_TILEY + 2);
+  DrawText(area_sx + TILEX, area_sy + 1, "Content of amoeba", FONT_TEXT_1);
 
-  /* copy border to the right location */
-  BlitBitmap(drawto, drawto,
-	     area_sx, area_sy, 3 * MINI_TILEX, 3 * MINI_TILEY,
-	     area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+  MapDrawingArea(GADGET_ID_AMOEBA_CONTENT);
+}
+
+static void DrawCustomChangedArea()
+{
+  int area_x = ED_AREA_ELEM_CONTENT2_XPOS / MINI_TILEX;
+  int area_y = ED_AREA_ELEM_CONTENT2_YPOS / MINI_TILEY;
+  int area_sx = SX + ED_AREA_ELEM_CONTENT2_XPOS;
+  int area_sy = SY + ED_AREA_ELEM_CONTENT2_YPOS;
+  int i = properties_element - EL_CUSTOM_START;
+
+  if (!IS_CUSTOM_ELEMENT(properties_element))
+  {
+    /* this should never happen */
+    Error(ERR_WARN, "element %d is no custom element", properties_element);
+
+    return;
+  }
 
-  DrawText(area_sx + TILEX, area_sy + 1, "Content of amoeba",
-	   FS_SMALL, font_color);
+  ElementContent[0][0][0] = level.custom_element_successor[i];
 
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
   DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
-  MapDrawingArea(GADGET_ID_AMOEBA_CONTENT);
+  DrawText(area_sx + TILEX, area_sy + 1, "Element after change", FONT_TEXT_1);
+
+  MapDrawingArea(GADGET_ID_CUSTOM_CHANGED);
 }
 
 static void DrawElementContentAreas()
@@ -2821,9 +3232,8 @@ static void DrawElementContentAreas()
   int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
   int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
-  int xoffset_right = counter_xsize;
+  int xoffset_right = getCounterGadgetWidth();
   int yoffset_right = ED_BORDER_SIZE;
-  int font_color = FC_GREEN;
   int i, x, y;
 
   for (i=0; i<MAX_ELEMENT_CONTENTS; i++)
@@ -2837,41 +3247,25 @@ static void DrawElementContentAreas()
   /* display counter to choose number of element content areas */
   x = counterbutton_info[counter_id].x + xoffset_right;
   y = counterbutton_info[counter_id].y + yoffset_right;
-  DrawTextF(x, y, font_color, "number of content areas");
+  DrawTextF(x, y, FONT_TEXT_1, "number of content areas");
 
   ModifyEditorCounter(counter_id, *counterbutton_info[counter_id].value);
   MapCounterButtons(counter_id);
 
   /* delete content areas in case of reducing number of them */
-  ClearRectangle(backbuffer,
-		 SX, area_sy - MINI_TILEX,
-		 SXSIZE, 12 * MINI_TILEY);
+  DrawBackground(SX, area_sy - MINI_TILEX, SXSIZE, 12 * MINI_TILEY);
 
-  /* draw some decorative border for the objects */
   for (i=0; i<level.num_yam_contents; i++)
-  {
-    for (y=0; y<4; y++)
-      for (x=0; x<4; x++)
-	DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
-			EL_SAND);
-
-    ClearRectangle(drawto,
-		   area_sx + 5 * (i % 4) * MINI_TILEX + MINI_TILEX/2 - 1,
-		   area_sy + 6 * (i / 4) * MINI_TILEY + MINI_TILEY/2 - 1,
-		   3 * MINI_TILEX + 2, 3 * MINI_TILEY + 2);
-  }
-
-  /* copy border to the right location */
-  BlitBitmap(drawto, drawto,
-	     area_sx, area_sy, (5 * 4 + 1) * MINI_TILEX, 11 * MINI_TILEY,
-	     area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+    DrawElementBorder(area_sx + 5 * (i % 4) * MINI_TILEX,
+		      area_sy + 6 * (i / 4) * MINI_TILEY,
+		      3 * MINI_TILEX, 3 * MINI_TILEY);
 
   DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 0 * MINI_TILEY + 1,
-	   "Content", FS_SMALL, font_color);
+	   "Content", FONT_TEXT_1);
   DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 1 * MINI_TILEY + 1,
-	   "when", FS_SMALL, font_color);
+	   "when",    FONT_TEXT_1);
   DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 2 * MINI_TILEY + 1,
-	   "smashed", FS_SMALL, font_color);
+	   "smashed", FONT_TEXT_1);
 
   for (i=0; i<level.num_yam_contents; i++)
   {
@@ -2882,185 +3276,98 @@ static void DrawElementContentAreas()
 
     DrawTextF(area_sx - SX + 5 * (i % 4) * MINI_TILEX + MINI_TILEX + 1,
 	      area_sy - SY + 6 * (i / 4) * MINI_TILEY + 4 * MINI_TILEY - 4,
-	      font_color, "%d", i + 1);
+	      FONT_TEXT_1, "%d", i + 1);
   }
 
   for (i=0; i<level.num_yam_contents; i++)
     MapDrawingArea(GADGET_ID_ELEM_CONTENT_0 + i);
 }
 
-#if 0
-static void DrawPropertiesElement(int xstart, int ystart, int element)
-{
-  int x, y;
-
-  /* draw some decorative border for the object */
-  for (y=0; y<3; y++)
-    for (x=0; x<3; x++)
-      DrawMiniElement(xstart + x , ystart + y, EL_SAND);
-
-  ClearRectangle(drawto,
-		 SX + xstart * MINI_TILEX + MINI_TILEX/2 - 1,
-		 SY + ystart * MINI_TILEY + MINI_TILEY/2 - 1,
-		 TILEX + 2, TILEY + 2);
-
-  /* copy border to the right location */
-  BlitBitmap(drawto, drawto,
-	     SX + xstart * MINI_TILEX,
-	     SY + ystart * MINI_TILEY,
-	     2 * TILEX, 2 * TILEY,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-  DrawGraphicAnimation(xstart / 2, ystart / 2, el2img(element));
-
-  /* copy the whole stuff to the definitive location */
-  BlitBitmap(drawto, drawto,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY,
-	     2 * TILEX, 2 * TILEY,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-  FrameCounter++;	/* increase animation frame counter */
-}
-#endif
-
 #define TEXT_COLLECTING		"Score for collecting"
 #define TEXT_SMASHING		"Score for smashing"
 #define TEXT_CRACKING		"Score for cracking"
 #define TEXT_SPEED		"Speed of amoeba growth"
 #define TEXT_DURATION		"Duration when activated"
 
-static void DrawPropertiesWindow()
+static struct
+{
+  int element;
+  int *value;
+  char *text;
+} elements_with_counter[] =
+{
+  { EL_EMERALD,		&level.score[SC_EMERALD],	TEXT_COLLECTING	},
+  { EL_BD_DIAMOND,	&level.score[SC_EMERALD],	TEXT_COLLECTING	},
+  { EL_EMERALD_YELLOW,	&level.score[SC_EMERALD],	TEXT_COLLECTING	},
+  { EL_EMERALD_RED,	&level.score[SC_EMERALD],	TEXT_COLLECTING	},
+  { EL_EMERALD_PURPLE,	&level.score[SC_EMERALD],	TEXT_COLLECTING	},
+  { EL_DIAMOND,		&level.score[SC_DIAMOND],	TEXT_COLLECTING	},
+  { EL_BUG_RIGHT,	&level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BUG_UP,		&level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BUG_LEFT,	&level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BUG_DOWN,	&level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],		TEXT_SMASHING	},
+  { EL_SPACESHIP_RIGHT,	&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_SPACESHIP_UP,	&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_SPACESHIP_LEFT,	&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_SPACESHIP_DOWN,	&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_BD_FIREFLY_UP,	&level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],	TEXT_SMASHING	},
+  { EL_YAMYAM,		&level.score[SC_YAMYAM],	TEXT_SMASHING	},
+  { EL_DARK_YAMYAM,	&level.score[SC_YAMYAM],	TEXT_SMASHING	},
+  { EL_ROBOT,		&level.score[SC_ROBOT],		TEXT_SMASHING	},
+  { EL_PACMAN_RIGHT,	&level.score[SC_PACMAN],	TEXT_SMASHING	},
+  { EL_PACMAN_UP,	&level.score[SC_PACMAN],	TEXT_SMASHING	},
+  { EL_PACMAN_LEFT,	&level.score[SC_PACMAN],	TEXT_SMASHING	},
+  { EL_PACMAN_DOWN,	&level.score[SC_PACMAN],	TEXT_SMASHING	},
+  { EL_NUT,		&level.score[SC_NUT],		TEXT_CRACKING	},
+  { EL_DYNAMITE,	&level.score[SC_DYNAMITE],	TEXT_COLLECTING	},
+  { EL_KEY_1,		&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_KEY_2,		&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_KEY_3,		&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_KEY_4,		&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_EM_KEY_1_FILE,	&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_EM_KEY_2_FILE,	&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_EM_KEY_3_FILE,	&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_EM_KEY_4_FILE,	&level.score[SC_KEY],		TEXT_COLLECTING	},
+  { EL_AMOEBA_WET,	&level.amoeba_speed,		TEXT_SPEED	},
+  { EL_AMOEBA_DRY,	&level.amoeba_speed,		TEXT_SPEED	},
+  { EL_AMOEBA_FULL,	&level.amoeba_speed,		TEXT_SPEED	},
+  { EL_BD_AMOEBA,	&level.amoeba_speed,		TEXT_SPEED	},
+  { EL_MAGIC_WALL,	&level.time_magic_wall,		TEXT_DURATION	},
+  { EL_ROBOT_WHEEL,	&level.time_wheel,		TEXT_DURATION	},
+  { -1,			NULL,				NULL		}
+};
+
+static boolean checkPropertiesConfig()
+{
+  int i;
+
+  if (IS_GEM(properties_element) ||
+      IS_CUSTOM_ELEMENT(properties_element) ||
+      HAS_CONTENT(properties_element))
+    return TRUE;
+  else
+    for (i=0; elements_with_counter[i].element != -1; i++)
+      if (elements_with_counter[i].element == properties_element)
+	return TRUE;
+
+  return FALSE;
+}
+
+static void DrawPropertiesConfig()
 {
   int counter_id = ED_COUNTER_ID_ELEM_SCORE;
-  int num_elements_in_level;
-  float percentage;
-  int xoffset_right = counter_xsize;
+  int xoffset_right = getCounterGadgetWidth();
   int yoffset_right = ED_BORDER_SIZE;
   int xoffset_right2 = ED_CHECKBUTTON_XSIZE + 2 * ED_GADGET_DISTANCE;
   int yoffset_right2 = ED_BORDER_SIZE;
-  int xstart = 2;
-  int ystart = 4;
-  int font_color = FC_GREEN;
   int i, x, y;
-  static struct
-  {
-    int element;
-    int *value;
-    char *text;
-  } elements_with_counter[] =
-  {
-    { EL_EMERALD,	&level.score[SC_EDELSTEIN],	TEXT_COLLECTING },
-    { EL_BD_DIAMOND,	&level.score[SC_EDELSTEIN],	TEXT_COLLECTING },
-    { EL_EMERALD_YELLOW,&level.score[SC_EDELSTEIN],	TEXT_COLLECTING },
-    { EL_EMERALD_RED,	&level.score[SC_EDELSTEIN],	TEXT_COLLECTING },
-    { EL_EMERALD_PURPLE,&level.score[SC_EDELSTEIN],	TEXT_COLLECTING },
-    { EL_DIAMOND,	&level.score[SC_DIAMANT],	TEXT_COLLECTING },
-    { EL_BUG_RIGHT,	&level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BUG_UP,	&level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BUG_LEFT,	&level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BUG_DOWN,	&level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BD_BUTTERFLY_UP,   &level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BD_BUTTERFLY_LEFT, &level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_BD_BUTTERFLY_DOWN, &level.score[SC_KAEFER],	TEXT_SMASHING },
-    { EL_SPACESHIP_RIGHT,&level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_SPACESHIP_UP,	 &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_SPACESHIP_LEFT, &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_SPACESHIP_DOWN, &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_BD_FIREFLY_RIGHT,&level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_BD_FIREFLY_UP,	  &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_BD_FIREFLY_LEFT, &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_BD_FIREFLY_DOWN, &level.score[SC_FLIEGER],	TEXT_SMASHING },
-    { EL_YAMYAM,	&level.score[SC_MAMPFER],	TEXT_SMASHING },
-    { EL_DARK_YAMYAM,	&level.score[SC_MAMPFER],	TEXT_SMASHING },
-    { EL_ROBOT,		&level.score[SC_ROBOT],		TEXT_SMASHING },
-    { EL_PACMAN_RIGHT,	&level.score[SC_PACMAN],	TEXT_SMASHING },
-    { EL_PACMAN_UP,	&level.score[SC_PACMAN],	TEXT_SMASHING },
-    { EL_PACMAN_LEFT,	&level.score[SC_PACMAN],	TEXT_SMASHING },
-    { EL_PACMAN_DOWN,	&level.score[SC_PACMAN],	TEXT_SMASHING },
-    { EL_NUT,		&level.score[SC_KOKOSNUSS],	TEXT_CRACKING },
-    { EL_DYNAMITE	,&level.score[SC_DYNAMIT],	TEXT_COLLECTING },
-    { EL_KEY1,		&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_KEY2,		&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_KEY3,		&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_KEY4,		&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_EM_KEY1_FILE,	&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_EM_KEY2_FILE,	&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_EM_KEY3_FILE,	&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_EM_KEY4_FILE,	&level.score[SC_SCHLUESSEL],	TEXT_COLLECTING },
-    { EL_AMOEBA_WET,	&level.amoeba_speed,		TEXT_SPEED },
-    { EL_AMOEBA_DRY,	&level.amoeba_speed,		TEXT_SPEED },
-    { EL_AMOEBA_FULL,	&level.amoeba_speed,		TEXT_SPEED },
-    { EL_BD_AMOEBA,	&level.amoeba_speed,		TEXT_SPEED },
-    { EL_MAGIC_WALL,	&level.time_magic_wall,		TEXT_DURATION },
-    { EL_ROBOT_WHEEL,	&level.time_wheel,		TEXT_DURATION },
-    { -1, NULL, NULL }
-  };
-
-  ClearWindow();
-  UnmapLevelEditorWindowGadgets();
-
-  DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
-	   "Element Settings", FS_BIG, FC_YELLOW);
-
-#if 1
-  /* draw some decorative border for the object */
-  for (y=0; y<3; y++)
-    for (x=0; x<3; x++)
-      DrawMiniElement(xstart + x , ystart + y, EL_SAND);
-
-  ClearRectangle(drawto,
-		 SX + xstart * MINI_TILEX + MINI_TILEX/2 - 1,
-		 SY + ystart * MINI_TILEY + MINI_TILEY/2 - 1,
-		 TILEX + 2, TILEY + 2);
-
-  /* copy border to the right location */
-  BlitBitmap(drawto, drawto,
-	     SX + xstart * MINI_TILEX,
-	     SY + ystart * MINI_TILEY,
-	     2 * TILEX, 2 * TILEY,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-#if 0
-  DrawGraphic(xstart / 2, ystart / 2, el2img(properties_element), 0);
-#else
-  DrawGraphicAnimation(xstart / 2, ystart / 2, el2img(properties_element));
-#endif
-
-  /* copy the whole stuff to the definitive location */
-  BlitBitmap(drawto, drawto,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY,
-	     2 * TILEX, 2 * TILEY,
-	     SX + xstart * MINI_TILEX - MINI_TILEX/2,
-	     SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-  FrameCounter = 0;	/* restart animation frame counter */
-
-#else
-
-  FrameCounter = 0;	/* restart animation frame counter */
-  DrawPropertiesElement(xstart, ystart, properties_element);
-
-#endif
-
-  DrawTextF((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
-	    font_color, getElementInfoText(properties_element));
-
-  num_elements_in_level = 0;
-  for (y=0; y<lev_fieldy; y++) 
-    for (x=0; x<lev_fieldx; x++)
-      if (Feld[x][y] == properties_element)
-	num_elements_in_level++;
-  percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
-
-  DrawTextF(ED_SETTINGS_XPOS, 5 * TILEY, font_color, "In this level:");
-  DrawTextF(ED_SETTINGS_XPOS + 15 * FONT2_XSIZE, 5 * TILEY, FC_YELLOW,
-	    "%d (%.2f%%)", num_elements_in_level, percentage);
 
   /* check if there are elements where a score can be chosen for */
   for (i=0; elements_with_counter[i].element != -1; i++)
@@ -3071,7 +3378,7 @@ static void DrawPropertiesWindow()
       int y = counterbutton_info[counter_id].y + yoffset_right;
 
       counterbutton_info[counter_id].value = elements_with_counter[i].value;
-      DrawTextF(x, y, font_color, elements_with_counter[i].text);
+      DrawTextF(x, y, FONT_TEXT_1, elements_with_counter[i].text);
 
       ModifyEditorCounter(counter_id,  *counterbutton_info[counter_id].value);
       MapCounterButtons(counter_id);
@@ -3079,22 +3386,28 @@ static void DrawPropertiesWindow()
     }
   }
 
-  if (HAS_CONTENT(properties_element))
+  if (HAS_CONTENT(properties_element) ||
+      IS_CUSTOM_ELEMENT(properties_element))
   {
     /* draw stickybutton gadget */
     i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
     x = checkbutton_info[i].x + xoffset_right2;
     y = checkbutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, checkbutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
     ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
 		 GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
     MapCheckbuttonGadget(i);
 
-    if (IS_AMOEBOID(properties_element))
-      DrawAmoebaContentArea();
-    else
-      DrawElementContentAreas();
+    if (HAS_CONTENT(properties_element))
+    {
+      if (IS_AMOEBOID(properties_element))
+	DrawAmoebaContentArea();
+      else
+	DrawElementContentAreas();
+    }
+    else if (IS_CUSTOM_ELEMENT(properties_element))
+      DrawCustomChangedArea();
   }
 
   if (IS_GEM(properties_element))
@@ -3104,11 +3417,408 @@ static void DrawPropertiesWindow()
     x = checkbutton_info[i].x + xoffset_right2;
     y = checkbutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, checkbutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
     ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
 		 GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
     MapCheckbuttonGadget(i);
   }
+
+  if (IS_CUSTOM_ELEMENT(properties_element))
+  {
+    CopyCustomElementPropertiesToEditor(properties_element);
+
+    for (i =  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE;
+	 i <= ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY; i++)
+    {
+      /* draw checkbutton gadget */
+      x = checkbutton_info[i].x + xoffset_right2;
+      y = checkbutton_info[i].y + yoffset_right2;
+
+      DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
+      ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
+		   GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
+      MapCheckbuttonGadget(i);
+    }
+
+    /* draw selectbox gadget */
+    i = ED_SELECTBOX_ID_CUSTOM_CHANGE_CAUSE;
+    x = selectbox_info[i].x + xoffset_right2;
+    y = selectbox_info[i].y + yoffset_right2;
+
+    selectbox_info[i].index = &index_change_cause;
+
+    DrawTextF(x, y, FONT_TEXT_1, selectbox_info[i].text);
+    ModifyGadget(level_editor_gadget[selectbox_info[i].gadget_id],
+		 GDI_SELECTBOX_INDEX, *selectbox_info[i].index, GDI_END);
+    MapSelectboxGadget(i);
+  }
+}
+
+char *getElementDescriptionFilename(int element)
+{
+  char *docs_dir = options.docs_directory;
+  char *elements_subdir = "elements";
+  static char *filename = NULL;
+  char basename[MAX_FILENAME_LEN];
+
+  if (filename != NULL)
+    free(filename);
+
+  /* 1st try: look for element description file for exactly this element */
+  sprintf(basename, "%s.txt", element_info[element].token_name);
+  filename = getPath3(docs_dir, elements_subdir, basename);
+  if (fileExists(filename))
+    return filename;
+
+  free(filename);
+
+  /* 2nd try: look for element description file for this element's class */
+  sprintf(basename, "%s.txt", element_info[element].class_name);
+  filename = getPath3(docs_dir, elements_subdir, basename);
+  if (fileExists(filename))
+    return filename;
+
+  return NULL;
+}
+
+static boolean PrintInfoText(char *text, int font_nr, int screen_line)
+{
+  int font_height = getFontHeight(font_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int pad_y = 5 * TILEY;
+  int sx = SX + pad_x;
+  int sy = SY + pad_y;
+  int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
+
+  if (screen_line >= max_lines_per_screen)
+    return FALSE;
+
+  DrawText(sx, sy + screen_line * font_height, text, font_nr);
+
+  return TRUE;
+}
+
+static int PrintElementDescriptionFromFile(char *filename, int screen_line)
+{
+  int font_nr = FONT_TEXT_2;
+  int font_width = getFontWidth(font_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
+  char line[MAX_LINE_LEN];
+  char buffer[max_chars_per_line + 1];
+  int buffer_len;
+  int lines_printed = 0;
+  FILE *file;
+
+  if (filename == NULL)
+    return 0;
+
+  if (!(file = fopen(filename, MODE_READ)))
+    return 0;
+
+  buffer[0] = '\0';
+  buffer_len = 0;
+
+  while(!feof(file))
+  {
+    char *line_ptr, *word_ptr;
+    boolean last_line_was_empty = TRUE;
+
+    /* read next line of input file */
+    if (!fgets(line, MAX_LINE_LEN, file))
+      break;
+
+    /* skip comments (lines directly beginning with '#') */
+    if (line[0] == '#')
+      continue;
+
+    /* cut trailing newline from input line */
+    for (line_ptr = line; *line_ptr; line_ptr++)
+    {
+      if (*line_ptr == '\n' || *line_ptr == '\r')
+      {
+	*line_ptr = '\0';
+	break;
+      }
+    }
+
+    if (strlen(line) == 0)		/* special case: force empty line */
+      strcpy(line, "\n");
+
+    word_ptr = line;
+
+    while (*word_ptr)
+    {
+      boolean print_buffer = FALSE;
+      int word_len;
+
+      /* skip leading whitespaces */
+      while (*word_ptr == ' ' || *word_ptr == '\t')
+	word_ptr++;
+
+      line_ptr = word_ptr;
+      word_len = 0;
+
+      /* look for end of next word */
+      while (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
+      {
+	line_ptr++;
+	word_len++;
+      }
+
+      if (word_len == 0)
+      {
+	continue;
+      }
+      else if (*word_ptr == '\n')	/* special case: force empty line */
+      {
+	if (buffer_len == 0)
+	  word_ptr++;
+
+	/* prevent printing of multiple empty lines */
+	if (buffer_len > 0 || !last_line_was_empty)
+	  print_buffer = TRUE;
+      }
+      else if (word_len < max_chars_per_line - buffer_len)
+      {
+	/* word fits into text buffer -- add word */
+
+	if (buffer_len > 0)
+	  buffer[buffer_len++] = ' ';
+
+	strncpy(&buffer[buffer_len], word_ptr, word_len);
+	buffer_len += word_len;
+	buffer[buffer_len] = '\0';
+	word_ptr += word_len;
+      }
+      else if (buffer_len > 0)
+      {
+	/* not enough space left for word in text buffer -- print buffer */
+
+	print_buffer = TRUE;
+      }
+      else
+      {
+	/* word does not fit at all into empty text buffer -- cut word */
+
+	strncpy(buffer, word_ptr, max_chars_per_line);
+	buffer[max_chars_per_line] = '\0';
+	word_ptr += max_chars_per_line;
+	print_buffer = TRUE;
+      }
+
+      if (print_buffer)
+      {
+	if (!PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+	  return lines_printed;
+
+	last_line_was_empty = (buffer_len == 0);
+	lines_printed++;
+
+	buffer[0] = '\0';
+	buffer_len = 0;
+	print_buffer = FALSE;
+      }
+    }
+  }
+
+  fclose(file);
+
+  if (buffer_len > 0)
+    if (PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+      lines_printed++;
+
+  return lines_printed;
+}
+
+static void DrawPropertiesTabulatorGadgets()
+{
+  struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
+  struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
+  int gd_x = gd->x + gd_gi->border.width / 2;
+  int gd_y = gd->y + gd_gi->height - 1;
+  Pixel line_color = GetPixel(gd->bitmap, gd_x, gd_y);
+  int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+  int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+  int i;
+
+  /* draw additional "configure" tabulator for configurable elements */
+  if (checkPropertiesConfig())
+    id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
+
+  /* draw additional "advanced" tabulator for custom elements */
+  if (IS_CUSTOM_ELEMENT(properties_element))
+    id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
+
+  for (i=id_first; i <= id_last; i++)
+  {
+    int gadget_id = textbutton_info[i].gadget_id;
+    struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+    boolean active = (i != edit_mode_properties);
+    Pixel color = (active ? BLACK_PIXEL : line_color);
+
+    /* draw solid or black line below tabulator button */
+    FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, color);
+
+    ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
+    MapTextbuttonGadget(i);
+  }
+
+  /* draw little border line below tabulator buttons */
+  FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
+		3 * gd_gi->width + 2 * ED_GADGET_DISTANCE, ED_GADGET_DISTANCE,
+		line_color);
+}
+
+static void DrawPropertiesInfo()
+{
+  static struct
+  {
+    int value;
+    char *text;
+  }
+  properties[] =
+  {
+    { EP_AMOEBALIVE,		"- living amoeba"		},
+    { EP_AMOEBOID,		"- amoeboid"			},
+    { EP_PFORTE,		"- pforte"			},
+    { EP_SOLID,			"- solid"			},
+    { EP_INDESTRUCTIBLE,	"- undestructible"		},
+    { EP_SLIPPERY,		"- slippery"			},
+    { EP_ENEMY,			"- enemy"			},
+    { EP_MAUER,			"- mauer"			},
+    { EP_CAN_FALL,		"- can fall"			},
+    { EP_CAN_SMASH,		"- can smash"			},
+    { EP_CAN_CHANGE,		"- can change"			},
+    { EP_CAN_MOVE,		"- can move"			},
+    { EP_COULD_MOVE,		"- could move"			},
+    { EP_DONT_TOUCH,		"- don't touch"			},
+    { EP_DONT_GO_TO,		"- don't go to"			},
+    { EP_FOOD_DARK_YAMYAM,	"- food for dark yamyam"	},
+    { EP_BD_ELEMENT,		"- BD style"			},
+    { EP_SB_ELEMENT,		"- SB style"			},
+    { EP_GEM,			"- gem"				},
+    { EP_INACTIVE,		"- inactive"			},
+    { EP_EXPLOSIVE,		"- explosive"			},
+    { EP_FOOD_PENGUIN,		"- food for penguin"		},
+    { EP_PUSHABLE,		"- pushable"			},
+    { EP_PLAYER,		"- player"			},
+    { EP_HAS_CONTENT,		"- has content"			},
+    { EP_DIGGABLE,		"- diggable"			},
+    { EP_SP_ELEMENT,		"- SB style"			},
+    { EP_WALKABLE_THROUGH,	"- walkable through"		},
+    { EP_OVER_PLAYER,		"- over player"			},
+    { EP_ACTIVE_BOMB,		"- active bomb"			},
+    { EP_BELT,			"- belt"			},
+    { EP_BELT_ACTIVE,		"- active belt"			},
+    { EP_BELT_SWITCH,		"- belt switch"			},
+    { EP_WALKABLE_UNDER,	"- walkable under"		},
+    { EP_EM_SLIPPERY_WALL,	"- EM style slippery wall"	},
+    { EP_CAN_BE_CRUMBLED,	"- can be crumbled"		},
+    { -1,			NULL				}
+  };
+  char *filename = getElementDescriptionFilename(properties_element);
+  char *percentage_text = "In this level:";
+  char *properties_text = "Standard properties:";
+  float percentage;
+  int num_elements_in_level;
+  int num_standard_properties = 0;
+  int font1_nr = FONT_TEXT_1;
+  int font2_nr = FONT_TEXT_2;
+  int font1_width = getFontWidth(font1_nr);
+  int font2_height = getFontHeight(font2_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int pad_y = 5 * TILEY;
+  int screen_line = 2;
+  int i, x, y;
+
+  num_elements_in_level = 0;
+  for (y=0; y<lev_fieldy; y++) 
+    for (x=0; x<lev_fieldx; x++)
+      if (Feld[x][y] == properties_element)
+	num_elements_in_level++;
+  percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
+
+  DrawTextF(pad_x, pad_y, font1_nr, percentage_text);
+  DrawTextF(pad_x + strlen(percentage_text) * font1_width, pad_y,
+	    font2_nr, "%d (%.2f%%)", num_elements_in_level, percentage);
+
+  for (i=0; properties[i].value != -1; i++)
+    if (HAS_PROPERTY(properties_element, properties[i].value))
+      num_standard_properties++;
+
+  if (num_standard_properties > 0)
+  {
+    DrawTextF(pad_x, pad_y + screen_line * font2_height, font1_nr,
+	      properties_text);
+    screen_line++;
+
+    for (i=0; properties[i].value != -1; i++)
+    {
+      if (!HAS_PROPERTY(properties_element, properties[i].value))
+	continue;
+
+      DrawTextF(pad_x, pad_y + screen_line * font2_height, font2_nr,
+		properties[i].text);
+      screen_line++;
+    }
+
+    screen_line++;
+  }
+
+  PrintInfoText("Description:", FONT_TEXT_1, screen_line);
+  if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
+    PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
+}
+
+static void DrawPropertiesAdvanced()
+{
+  DrawText(SX + ED_SETTINGS_XPOS, SY + 5 * TILEY, "Coming soon!", FONT_TEXT_1);
+}
+
+static void DrawPropertiesWindow()
+{
+  int xstart = 2;
+  int ystart = 4;
+
+  /* make sure that previous properties edit mode exists for this element */
+  if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
+      !IS_CUSTOM_ELEMENT(properties_element))
+    edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
+
+  if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
+      !checkPropertiesConfig())
+    edit_mode_properties = ED_MODE_PROPERTIES_INFO;
+
+  UnmapLevelEditorWindowGadgets();
+
+  SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
+  ClearWindow();
+
+  DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
+	   "Element Settings", FONT_TITLE_1);
+
+  DrawElementBorder(SX + xstart * MINI_TILEX,
+		    SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+		    TILEX, TILEY);
+  DrawGraphicAnimationExt(drawto,
+			  SX + xstart * MINI_TILEX,
+			  SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+			  el2img(properties_element), -1, NO_MASKING);
+
+  FrameCounter = 0;	/* restart animation frame counter */
+
+  DrawTextF((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
+	    FONT_TEXT_1, getElementInfoText(properties_element));
+
+  DrawPropertiesTabulatorGadgets();
+
+  if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
+    DrawPropertiesInfo();
+  else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
+    DrawPropertiesConfig();
+  else	/* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
+    DrawPropertiesAdvanced();
 }
 
 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
@@ -3182,8 +3892,8 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
   }
 }
 
-static void DrawRectangle(int from_x, int from_y, int to_x, int to_y,
-			  int element, boolean change_level)
+static void DrawBox(int from_x, int from_y, int to_x, int to_y,
+		    int element, boolean change_level)
 {
   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
@@ -3305,7 +4015,7 @@ static void SelectArea(int from_x, int from_y, int to_x, int to_y,
 		       int element, boolean change_level)
 {
   if (element == -1 || change_level)
-    DrawRectangle(from_x, from_y, to_x, to_y, -1, FALSE);
+    DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
   else
     DrawAreaBorder(from_x, from_y, to_x, to_y);
 }
@@ -3493,11 +4203,11 @@ static int DrawLevelText(int sx, int sy, char letter, int mode)
   if (letter >= 'a' && letter <= 'z')
     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
   else if (letter == 'ä' || letter == 'Ä')
-    letter_element = EL_CHAR_AE;
+    letter_element = EL_CHAR_AUMLAUT;
   else if (letter == 'ö' || letter == 'Ö')
-    letter_element = EL_CHAR_OE;
+    letter_element = EL_CHAR_OUMLAUT;
   else if (letter == 'ü' || letter == 'Ü')
-    letter_element = EL_CHAR_UE;
+    letter_element = EL_CHAR_UUMLAUT;
   else if (letter == '^')
     letter_element = EL_CHAR_COPYRIGHT;
   else
@@ -3803,14 +4513,14 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 	}
 	else if (new_element != Feld[lx][ly])
 	{
-	  if (new_element == EL_PLAYER1)
+	  if (new_element == EL_PLAYER_1)
 	  {
 	    /* remove player at old position */
 	    for(y=0; y<lev_fieldy; y++)
 	    {
 	      for(x=0; x<lev_fieldx; x++)
 	      {
-		if (Feld[x][y] == EL_PLAYER1)
+		if (Feld[x][y] == EL_PLAYER_1)
 		{
 		  Feld[x][y] = EL_EMPTY;
 		  if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
@@ -3831,14 +4541,21 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 	DrawMiniGraphicExt(drawto,
 			   gi->x + sx * MINI_TILEX,
 			   gi->y + sy * MINI_TILEY,
-			   el2img(new_element));
+			   el2edimg(new_element));
 	DrawMiniGraphicExt(window,
 			   gi->x + sx * MINI_TILEX,
 			   gi->y + sy * MINI_TILEY,
-			   el2img(new_element));
+			   el2edimg(new_element));
 
 	if (id == GADGET_ID_AMOEBA_CONTENT)
 	  level.amoeba_content = new_element;
+	else if (id == GADGET_ID_CUSTOM_CHANGED &&
+		 IS_CUSTOM_ELEMENT(properties_element))
+	{
+	  int i = properties_element - EL_CUSTOM_START;
+
+	  level.custom_element_successor[i] = new_element;
+	}
 	else if (id == GADGET_ID_RANDOM_BACKGROUND)
 	  random_placement_background_element = new_element;
 	else if (id >= GADGET_ID_ELEM_CONTENT_0 &&
@@ -3885,7 +4602,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 	else if (drawing_function == GADGET_ID_ARC)
 	  draw_func = DrawArc;
 	else if (drawing_function == GADGET_ID_RECTANGLE)
-	  draw_func = DrawRectangle;
+	  draw_func = DrawBox;
 	else if (drawing_function == GADGET_ID_FILLED_BOX)
 	  draw_func = DrawFilledBox;
 	else if (drawing_function == GADGET_ID_GRAB_BRUSH)
@@ -4012,6 +4729,30 @@ static void HandleTextInputGadgets(struct GadgetInfo *gi)
   strcpy(textinput_info[gi->custom_type_id].value, gi->text.value);
 }
 
+static void HandleSelectboxGadgets(struct GadgetInfo *gi)
+{
+  int type_id = gi->custom_type_id;
+
+  *selectbox_info[type_id].index = gi->selectbox.index;
+
+#if 0
+  printf("Selected text value: '%s' [%d]\n",
+	 selectbox_info[type_id].options[gi->selectbox.index].text,
+	 selectbox_info[type_id].options[gi->selectbox.index].value);
+#endif
+}
+
+static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
+{
+  if (gi->custom_type_id >= ED_TEXTBUTTON_ID_PROPERTIES_INFO &&
+      gi->custom_type_id <= ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED)
+  {
+    edit_mode_properties = gi->custom_type_id;
+
+    DrawPropertiesWindow();
+  }
+}
+
 static void HandleRadiobuttons(struct GadgetInfo *gi)
 {
   *radiobutton_info[gi->custom_type_id].value =
@@ -4020,7 +4761,13 @@ static void HandleRadiobuttons(struct GadgetInfo *gi)
 
 static void HandleCheckbuttons(struct GadgetInfo *gi)
 {
-  *checkbutton_info[gi->custom_type_id].value ^= TRUE;
+  int type_id = gi->custom_type_id;
+
+  *checkbutton_info[type_id].value ^= TRUE;
+
+  if (type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
+      type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST)
+    CopyCustomElementPropertiesToGame(properties_element);
 }
 
 static void HandleControlButtons(struct GadgetInfo *gi)
@@ -4157,7 +4904,7 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 	int element = editor_elements[element_shift + i];
 
 	UnmapGadget(gi);
-	getMiniGraphicSource(el2img(element), &gd->bitmap, &gd->x, &gd->y);
+	getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
 	ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
 	MapGadget(gi);
       }
@@ -4264,9 +5011,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       {
 	if (Request("Save this level and kill the old ?", REQ_ASK))
 	{
-	  for(x=0; x<lev_fieldx; x++)
-	    for(y=0; y<lev_fieldy; y++) 
-	      Ur[x][y] = Feld[x][y];
+	  CopyPlayfield(Feld, Ur);
+
 	  SaveLevel(level_nr);
 	}
       }
@@ -4280,13 +5026,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 	if (LevelChanged())
 	  level.game_version = GAME_VERSION_ACTUAL;
 
-	for(x=0; x<lev_fieldx; x++)
-	  for(y=0; y<lev_fieldy; y++)
-	    FieldBackup[x][y] = Ur[x][y];
-
-	for(x=0; x<lev_fieldx; x++)
-	  for(y=0; y<lev_fieldy; y++)
-	    Ur[x][y] = Feld[x][y];
+	CopyPlayfield(Ur, FieldBackup);
+	CopyPlayfield(Feld, Ur);
 
 	UnmapLevelEditorGadgets();
 	UndrawSpecialEditorDoor();
@@ -4318,8 +5059,12 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 
 	PickDrawingElement(button, new_element);
 
+#if 1
+	if (!stick_element_properties_window)
+#else
 	if (!HAS_CONTENT(properties_element) ||
 	    !stick_element_properties_window)
+#endif
 	{
 	  properties_element = new_element;
 	  if (edit_mode == ED_MODE_PROPERTIES)
@@ -4430,15 +5175,12 @@ void HandleLevelEditorIdle()
   if (!DelayReached(&action_delay, action_delay_value))
     return;
 
-  FY += MINI_TILEY / 2;
-#if 1
-  DrawGraphicAnimation(xpos, ypos, el2img(properties_element));
-#else
-  DrawGraphicAnimation(xpos, ypos, el_dir_act2img(properties_element,
-						  MV_NO_MOVING,
-						  ...));
-#endif
-  FY -= MINI_TILEY / 2;
+  DrawGraphicAnimationExt(drawto,
+			  SX + xpos * TILEX,
+			  SY + ypos * TILEY + MINI_TILEY / 2,
+			  el2img(properties_element), -1, NO_MASKING);
+
+  MarkTileDirty(xpos, ypos);
   MarkTileDirty(xpos, ypos + 1);
 
   FrameCounter++;	/* increase animation frame counter */
@@ -4446,16 +5188,15 @@ void HandleLevelEditorIdle()
 
 void ClearEditorGadgetInfoText()
 {
-  ClearRectangle(drawto,
-		 INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
-  redraw_mask |= REDRAW_FIELD;
+  DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
 }
 
 void HandleEditorGadgetInfoText(void *ptr)
 {
   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
-  char infotext[MAX_INFOTEXT_LEN + 1];
-  char shortcut[MAX_INFOTEXT_LEN + 1];
+  char infotext[MAX_OUTPUT_LINESIZE + 1];
+  char shortcut[MAX_OUTPUT_LINESIZE + 1];
+  int max_infotext_len = getMaxInfoTextLength();
 
   if (game_status != LEVELED)
     return;
@@ -4472,8 +5213,8 @@ void HandleEditorGadgetInfoText(void *ptr)
   if (gi == NULL || gi->info_text == NULL)
     return;
 
-  strncpy(infotext, gi->info_text, MAX_INFOTEXT_LEN);
-  infotext[MAX_INFOTEXT_LEN] = '\0';
+  strncpy(infotext, gi->info_text, max_infotext_len);
+  infotext[max_infotext_len] = '\0';
 
   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
   {
@@ -4489,12 +5230,12 @@ void HandleEditorGadgetInfoText(void *ptr)
 	sprintf(shortcut, " ('%s%c')",
 		(key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
 
-      if (strlen(infotext) + strlen(shortcut) <= MAX_INFOTEXT_LEN)
+      if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
 	strcat(infotext, shortcut);
     }
   }
 
-  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FS_SMALL, FC_YELLOW);
+  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
 }
 
 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
@@ -4588,18 +5329,18 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
 	}
 
 	if (drawing_function == GADGET_ID_PICK_ELEMENT)
-	  DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+	  DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 		    "%s: %d, %d", infotext, lx, ly);
 	else
-	  DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+	  DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 		    "%s: %d, %d", infotext,
 		    ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
       }
       else if (drawing_function == GADGET_ID_PICK_ELEMENT)
-	DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+	DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 		  "%s", getElementInfoText(Feld[lx][ly]));
       else
-	DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+	DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 		  "Level position: %d, %d", lx, ly);
     }
 
@@ -4613,13 +5354,16 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
     }
   }
   else if (id == GADGET_ID_AMOEBA_CONTENT)
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 	      "Amoeba content");
+  else if (id == GADGET_ID_CUSTOM_CHANGED)
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
+	      "Next element after change");
   else if (id == GADGET_ID_RANDOM_BACKGROUND)
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 	      "Random placement background");
   else
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
 	      "Content area %d position: %d, %d",
 	      id - GADGET_ID_ELEM_CONTENT_0 + 1, sx, sy);
 }