static struct Item *
itemcycle(struct Menu *currmenu, int direction)
{
- struct Item *item;
+ struct Item *item = NULL;
struct Item *lastitem;
- item = NULL;
+ for (lastitem = currmenu->list; lastitem && lastitem->next; lastitem = lastitem->next)
+ ;
- if (direction == ITEMNEXT) {
+ /* select item (either separator or labeled item) in given direction */
+ switch (direction) {
+ case ITEMNEXT:
if (currmenu->selected == NULL)
item = currmenu->list;
else if (currmenu->selected->next != NULL)
item = currmenu->selected->next;
-
- while (item != NULL && item->label == NULL)
- item = item->next;
-
- if (item == NULL)
- item = currmenu->list;
- } else {
- for (lastitem = currmenu->list;
- lastitem != NULL && lastitem->next != NULL;
- lastitem = lastitem->next)
- ;
-
+ break;
+ case ITEMPREV:
if (currmenu->selected == NULL)
item = lastitem;
else if (currmenu->selected->prev != NULL)
item = currmenu->selected->prev;
+ break;
+ case ITEMFIRST:
+ item = currmenu->list;
+ break;
+ case ITEMLAST:
+ item = lastitem;
+ break;
+ }
+ /*
+ * the selected item can be a separator
+ * let's select the closest labeled item (ie., one that isn't a separator)
+ */
+ switch (direction) {
+ case ITEMNEXT:
+ case ITEMFIRST:
+ while (item != NULL && item->label == NULL)
+ item = item->next;
+ if (item == NULL)
+ item = currmenu->list;
+ break;
+ case ITEMPREV:
+ case ITEMLAST:
while (item != NULL && item->label == NULL)
item = item->prev;
-
if (item == NULL)
item = lastitem;
+ break;
}
return item;
/* cycle through menu */
item = NULL;
- if (ksym == XK_ISO_Left_Tab || ksym == XK_Up) {
+ if (ksym == XK_Home) {
+ item = itemcycle(currmenu, ITEMFIRST);
+ } else if (ksym == XK_End) {
+ item = itemcycle(currmenu, ITEMLAST);
+ } else if (ksym == XK_ISO_Left_Tab || ksym == XK_Up) {
item = itemcycle(currmenu, ITEMPREV);
} else if (ksym == XK_Tab || ksym == XK_Down) {
item = itemcycle(currmenu, ITEMNEXT);
#define PROGNAME "xmenu"
-/* macros for keyboard menu navigation */
-#define ITEMPREV 0
-#define ITEMNEXT 1
+/* enum for keyboard menu navigation */
+enum { ITEMPREV, ITEMNEXT, ITEMFIRST, ITEMLAST };
/* macros */
#define LEN(x) (sizeof (x) / sizeof (x[0]))