static int itunes_do_keystroke(GR_EVENT * event)
{
int ret = 0;
struct menulist *oldml;
switch (event->type) {
case GR_EVENT_TYPE_TIMER:
menu_draw_timer(currentml->itunes_menu);
break;
case GR_EVENT_TYPE_KEY_DOWN:
switch (event->keystroke.ch) {
case '\r': /* action key */
case '\n':
currentml->select(currentml);
break;
case 'm': /* menu key */
ret = 1;
pz_close_window(currentml->wid);
oldml = currentml;
currentml->itunes_menu = menu_destroy(currentml->itunes_menu);
currentml = currentml->prevml;
free(oldml);
if (currentml) itunes_draw(currentml);
break;
case 'r':
if(currentml->get_next(currentml))
{
menu_shift_selected(currentml->itunes_menu, 1);
itunes_do_draw();
ret |= KEY_CLICK;
}
break;
case 'l':
if(currentml->get_prev(currentml))
{
menu_shift_selected(currentml->itunes_menu, -1);
itunes_do_draw();
ret |= KEY_CLICK;
}
break;
}
break;
}
return ret;
}
/* removes the referenced item from the menu */
void menu_delete_item(menu_st *menulist, int num)
{
int i, tmp;
/* if num is off the end either way, do nothing */
if(num > menulist->num_items - 1 || num < 0) {
Dprintf("menu_delete_item::Invalid item\n");
return;
}
if(menulist->alloc_items == 0) {
Dprintf("menu_delete_item::Deleting from a static menu causes "
"undefined behavior\n");
return;
}
/* assume removed item is onscreen */
tmp = menulist->pixmap_pos[num-menulist->top_item];
for(i = 0; i < (menulist->screen_items-(num-menulist->top_item))-1;
i++) {
menulist->pixmap_pos[(num-menulist->top_item) + i] =
menulist->pixmap_pos[(num-menulist->top_item) + (i+1)];
menu_draw_item(menulist, num-menulist->top_item + i);
}
menulist->pixmap_pos[menulist->screen_items - 1] = tmp;
/* actually remove the item */
for(i = num; i < menulist->num_items - 1; i++)
menulist->items[i] = menulist->items[i + 1];
menulist->num_items--;
/* if last item was selected, shift selected */
if(menulist->sel == menulist->num_items)
menu_shift_selected(menulist, -1);
/* erase pixmaps that are off the bottom of the list */
if(menulist->top_item + (menulist->screen_items - 1) >
menulist->num_items - 1)
menu_clear_pixmap(menulist, menulist->screen_items - 1);
/* draw appropriate text to the bottom pixmap */
else
menu_retext_pixmap(menulist, menulist->screen_items -
1, &menulist->items[menulist->top_item +
(menulist->screen_items - 1)]);
/* specify if scrollbar should draw */
if(menulist->num_items <= menulist->screen_items)
menulist->scrollbar = 0;
}
static int browser_do_keystroke(GR_EVENT * event)
{
int ret = 0;
switch(event->type) {
case GR_EVENT_TYPE_TIMER:
if(((GR_EVENT_TIMER *)event)->tid == browser_key_timer) {
GrDestroyTimer(browser_key_timer);
browser_key_timer = 0;
menu_handle_timer(browser_menu, 1);
browser_action(browser_menu->items[browser_menu->sel].orig_pos);
browser_do_draw();
}
else
menu_draw_timer(browser_menu);
break;
case GR_EVENT_TYPE_KEY_DOWN:
switch (event->keystroke.ch) {
case '\r':
case '\n':
if(browser_menu->parent == NULL)
browser_key_timer = GrCreateTimer(browser_wid,
500);
else {
menu_handle_timer(browser_menu, 1);
browser_menu = menu_handle_item(browser_menu,
browser_menu->sel);
if(browser_menu_overlay) {
browser_menu = browser_menu_overlay;
browser_menu_overlay = 0;
}
browser_do_draw();
}
break;
case 'm':
case 'q':
browser_menu = menu_destroy(browser_menu);
ret |= KEY_CLICK;
if(browser_menu != NULL) {
browser_do_draw();
break;
}
browser_exit();
GrDestroyGC(browser_gc);
pz_close_window(browser_wid);
break;
case 'r':
if (menu_shift_selected(browser_menu, 1)) {
menu_draw(browser_menu);
ret |= KEY_CLICK;
}
break;
case 'l':
if (menu_shift_selected(browser_menu, -1)) {
menu_draw(browser_menu);
ret |= KEY_CLICK;
}
break;
default:
ret |= KEY_UNUSED;
}
break;
case GR_EVENT_TYPE_KEY_UP:
switch (event->keystroke.ch) {
case '\r':
case '\n':
if(browser_key_timer) {
GrDestroyTimer(browser_key_timer);
browser_key_timer = 0;
menu_handle_timer(browser_menu, 1);
browser_selection_activated(browser_menu->items[browser_menu->sel].orig_pos);
browser_do_draw();
}
break;
}
break;
default:
ret |= EVENT_UNUSED;
break;
}
return ret;
}
