ED_AREA_YOFFSET_2(3))
/* values for scrolling gadgets for drawing area */
-#define ED_SCROLLBUTTON_XSIZE 16
-#define ED_SCROLLBUTTON_YSIZE 16
+#define ED_SCROLLBUTTON_XSIZE (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].width)
+#define ED_SCROLLBUTTON_YSIZE (graphic_info[IMG_EDITOR_PLAYFIELD_SCROLLBAR].height)
#define ED_SCROLL_UP_XPOS (SXSIZE - ED_SCROLLBUTTON_XSIZE)
#define ED_SCROLL_UP_YPOS (0)
{
int id = GADGET_ID_NONE;
int new_element_shift = element_shift;
+ int step = ED_ELEMENTLIST_BUTTONS_VERT - 1;
int i;
switch (key)
case KSYM_Down:
id = GADGET_ID_SCROLL_DOWN;
break;
+
case KSYM_Page_Up:
- id = GADGET_ID_SCROLL_LIST_UP;
- button = ED_ELEMENTLIST_BUTTONS_VERT - 1;
- break;
case KSYM_Page_Down:
- id = GADGET_ID_SCROLL_LIST_DOWN;
- button = ED_ELEMENTLIST_BUTTONS_VERT - 1;
+ step *= (key == KSYM_Page_Up ? -1 : +1);
+ element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
+
+ if (element_shift < 0)
+ element_shift = 0;
+ if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
+ element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
+
+ ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
+ GDI_SCROLLBAR_ITEM_POSITION,
+ element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
+
+ ModifyEditorElementList();
+
break;
case KSYM_Home:
char shortcut[MAX_OUTPUT_LINESIZE + 1];
int max_infotext_len = getMaxInfoTextLength();
- if (gi == NULL || gi->info_text == NULL)
+ if (gi == NULL || strlen(gi->info_text) == 0)
return;
strncpy(infotext, gi->info_text, max_infotext_len);