+int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
+
+int editor_el_custom[] =
+{
+ EL_CHAR('C'),
+ EL_CHAR('U'),
+ EL_CHAR('S'),
+ EL_CHAR('-'),
+
+ EL_CHAR('T'),
+ EL_CHAR('O'),
+ EL_CHAR('M'),
+ EL_CHAR(' '),
+
+ EL_CHAR('E'),
+ EL_CHAR('L'),
+ EL_CHAR('E'),
+ EL_CHAR('M'),
+
+ EL_CHAR('E'),
+ EL_CHAR('N'),
+ EL_CHAR('T'),
+ EL_CHAR('S'),
+
+ EL_CUSTOM_START + 0,
+ EL_CUSTOM_START + 1,
+ EL_CUSTOM_START + 2,
+ EL_CUSTOM_START + 3,
+
+ EL_CUSTOM_START + 4,
+ EL_CUSTOM_START + 5,
+ EL_CUSTOM_START + 6,
+ EL_CUSTOM_START + 7,
+
+ EL_CUSTOM_START + 8,
+ EL_CUSTOM_START + 9,
+ EL_CUSTOM_START + 10,
+ EL_CUSTOM_START + 11,
+
+ EL_CUSTOM_START + 12,
+ EL_CUSTOM_START + 13,
+ EL_CUSTOM_START + 14,
+ EL_CUSTOM_START + 15,
+
+ EL_CUSTOM_START + 16,
+ EL_CUSTOM_START + 17,
+ EL_CUSTOM_START + 18,
+ EL_CUSTOM_START + 19,
+
+ EL_CUSTOM_START + 20,
+ EL_CUSTOM_START + 21,
+ EL_CUSTOM_START + 22,
+ EL_CUSTOM_START + 23,
+
+ EL_CUSTOM_START + 24,
+ EL_CUSTOM_START + 25,
+ EL_CUSTOM_START + 26,
+ EL_CUSTOM_START + 27,
+
+ EL_CUSTOM_START + 28,
+ EL_CUSTOM_START + 29,
+ EL_CUSTOM_START + 30,
+ EL_CUSTOM_START + 31,
+
+ EL_CUSTOM_START + 32,
+ EL_CUSTOM_START + 33,
+ EL_CUSTOM_START + 34,
+ EL_CUSTOM_START + 35,
+
+ EL_CUSTOM_START + 36,
+ EL_CUSTOM_START + 37,
+ EL_CUSTOM_START + 38,
+ EL_CUSTOM_START + 39,
+
+ EL_CUSTOM_START + 40,
+ EL_CUSTOM_START + 41,
+ EL_CUSTOM_START + 42,
+ EL_CUSTOM_START + 43,
+
+ EL_CUSTOM_START + 44,
+ EL_CUSTOM_START + 45,
+ EL_CUSTOM_START + 46,
+ EL_CUSTOM_START + 47,
+
+ EL_CUSTOM_START + 48,
+ EL_CUSTOM_START + 49,
+ EL_CUSTOM_START + 50,
+ EL_CUSTOM_START + 51,
+
+ EL_CUSTOM_START + 52,
+ EL_CUSTOM_START + 53,
+ EL_CUSTOM_START + 54,
+ EL_CUSTOM_START + 55,
+
+ EL_CUSTOM_START + 56,
+ EL_CUSTOM_START + 57,
+ EL_CUSTOM_START + 58,
+ EL_CUSTOM_START + 59,
+
+ EL_CUSTOM_START + 60,
+ EL_CUSTOM_START + 61,
+ EL_CUSTOM_START + 62,
+ EL_CUSTOM_START + 63,
+
+ EL_CUSTOM_START + 64,
+ EL_CUSTOM_START + 65,
+ EL_CUSTOM_START + 66,
+ EL_CUSTOM_START + 67,
+
+ EL_CUSTOM_START + 68,
+ EL_CUSTOM_START + 69,
+ EL_CUSTOM_START + 70,
+ EL_CUSTOM_START + 71,
+
+ EL_CUSTOM_START + 72,
+ EL_CUSTOM_START + 73,
+ EL_CUSTOM_START + 74,
+ EL_CUSTOM_START + 75,
+
+ EL_CUSTOM_START + 76,
+ EL_CUSTOM_START + 77,
+ EL_CUSTOM_START + 78,
+ EL_CUSTOM_START + 79,
+
+ EL_CUSTOM_START + 80,
+ EL_CUSTOM_START + 81,
+ EL_CUSTOM_START + 82,
+ EL_CUSTOM_START + 83,
+
+ EL_CUSTOM_START + 84,
+ EL_CUSTOM_START + 85,
+ EL_CUSTOM_START + 86,
+ EL_CUSTOM_START + 87,
+
+ EL_CUSTOM_START + 88,
+ EL_CUSTOM_START + 89,
+ EL_CUSTOM_START + 90,
+ EL_CUSTOM_START + 91,
+
+ EL_CUSTOM_START + 92,
+ EL_CUSTOM_START + 93,
+ EL_CUSTOM_START + 94,
+ EL_CUSTOM_START + 95,
+
+ EL_CUSTOM_START + 96,
+ EL_CUSTOM_START + 97,
+ EL_CUSTOM_START + 98,
+ EL_CUSTOM_START + 99,
+
+ EL_CUSTOM_START + 100,
+ EL_CUSTOM_START + 101,
+ EL_CUSTOM_START + 102,
+ EL_CUSTOM_START + 103,
+
+ EL_CUSTOM_START + 104,
+ EL_CUSTOM_START + 105,
+ EL_CUSTOM_START + 106,
+ EL_CUSTOM_START + 107,
+
+ EL_CUSTOM_START + 108,
+ EL_CUSTOM_START + 109,
+ EL_CUSTOM_START + 110,
+ EL_CUSTOM_START + 111,
+
+ EL_CUSTOM_START + 112,
+ EL_CUSTOM_START + 113,
+ EL_CUSTOM_START + 114,
+ EL_CUSTOM_START + 115,
+
+ EL_CUSTOM_START + 116,
+ EL_CUSTOM_START + 117,
+ EL_CUSTOM_START + 118,
+ EL_CUSTOM_START + 119,
+
+ EL_CUSTOM_START + 120,
+ EL_CUSTOM_START + 121,
+ EL_CUSTOM_START + 122,
+ EL_CUSTOM_START + 123,
+
+ EL_CUSTOM_START + 124,
+ EL_CUSTOM_START + 125,
+ EL_CUSTOM_START + 126,
+ EL_CUSTOM_START + 127
+};
+int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
+
+int *editor_elements = NULL; /* dynamically allocated */
+int num_editor_elements = 0; /* dynamically determined */
+
+struct
+{
+ boolean *setup_value;
+ int *element_list;
+ int *element_list_size;
+
+ boolean last_setup_value;
+}
+editor_elements_info[] =
+{
+ { &setup.editor.el_boulderdash, editor_el_boulderdash,
+ &num_editor_el_boulderdash },
+ { &setup.editor.el_emerald_mine, editor_el_emerald_mine,
+ &num_editor_el_emerald_mine },
+ { &setup.editor.el_more, editor_el_more,
+ &num_editor_el_more },
+ { &setup.editor.el_sokoban, editor_el_sokoban,
+ &num_editor_el_sokoban },
+ { &setup.editor.el_supaplex, editor_el_supaplex,
+ &num_editor_el_supaplex },
+ { &setup.editor.el_diamond_caves, editor_el_diamond_caves,
+ &num_editor_el_diamond_caves },
+ { &setup.editor.el_dx_boulderdash, editor_el_dx_boulderdash,
+ &num_editor_el_dx_boulderdash },
+ { &setup.editor.el_chars, editor_el_chars,
+ &num_editor_el_chars },
+ { &setup.editor.el_custom, editor_el_custom,
+ &num_editor_el_custom },
+ { NULL, NULL,
+ NULL }
+};
+
+static void ReinitializeElementList()
+{
+ int pos = 0;
+ int i, j;
+
+ if (editor_elements != NULL)
+ free(editor_elements);
+
+ num_editor_elements = 0;
+
+ /* determine size of element list */
+ for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+ if (*editor_elements_info[i].setup_value)
+ num_editor_elements += *editor_elements_info[i].element_list_size;
+
+ if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
+ {
+ /* workaround: offer at least as many elements as element buttons exist */
+ int list_nr = 1; /* see above: editor_elements_info for Emerald Mine */
+
+ *editor_elements_info[list_nr].setup_value = TRUE;
+ num_editor_elements += *editor_elements_info[list_nr].element_list_size;
+ }
+
+ editor_elements = checked_malloc(num_editor_elements * sizeof(int));
+
+ /* fill element list */
+ for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+ if (*editor_elements_info[i].setup_value)
+ for (j=0; j<*editor_elements_info[i].element_list_size; j++)
+ editor_elements[pos++] = editor_elements_info[i].element_list[j];
+}
+
+static void ReinitializeElementListButtons()
+{
+ static boolean initialization_needed = TRUE;
+ int i;
+
+ if (!initialization_needed) /* check if editor element setup has changed */
+ for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+ if (editor_elements_info[i].last_setup_value !=
+ *editor_elements_info[i].setup_value)
+ initialization_needed = TRUE;
+
+ if (!initialization_needed)
+ return;
+
+ FreeLevelEditorGadgets();
+ CreateLevelEditorGadgets();
+
+ /* store current setup values for next invocation of this function */
+ for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+ editor_elements_info[i].last_setup_value =
+ *editor_elements_info[i].setup_value;
+
+ initialization_needed = FALSE;
+}