list_window: added list_window_scroll_cmd()

[ncmpc.git] / src / screen_help.c

diff --git a/src/screen_help.c b/src/screen_help.c
index 7c5134fc6040986d3ccf1b1850841572f9346a60..850608181cb123a6598a34310dc92b4d3f9f7f64 100644 (file)
--- a/src/screen_help.c
+++ b/src/screen_help.c
@@ -240,44 +240,8 @@ help_update(mpd_unused screen_t *screen, mpd_unused mpdclient_t *c)
 static int
 help_cmd(screen_t *screen, mpd_unused mpdclient_t *c, command_t cmd)
 {
-       lw->repaint=1;
-       lw->clear=1;
-       switch(cmd) {
-       case CMD_LIST_NEXT:
-               if (lw->start + lw->rows < (unsigned)help_text_rows)
-                       lw->start++;
+       if (list_window_scroll_cmd(lw, help_text_rows, cmd))
                return 1;
-       case CMD_LIST_PREVIOUS:
-               if (lw->start > 0)
-                       lw->start--;
-               return 1;
-       case CMD_LIST_FIRST:
-               lw->start = 0;
-               return 1;
-       case CMD_LIST_LAST:
-               if ((unsigned)help_text_rows > lw->rows)
-                       lw->start = help_text_rows - lw->rows;
-               else
-                       lw->start = 0;
-               return 1;
-       case CMD_LIST_NEXT_PAGE:
-               lw->start = lw->start + lw->rows;
-               if (lw->start + lw->rows >= (unsigned)help_text_rows) {
-                       if ((unsigned)help_text_rows > lw->rows)
-                               lw->start = help_text_rows - lw->rows;
-                       else
-                               lw->start = 0;
-               }
-               return 1;
-       case CMD_LIST_PREVIOUS_PAGE:
-               if (lw->start > lw->rows)
-                       lw->start -= lw->rows;
-               else
-                       lw->start = 0;
-               return 1;
-       default:
-               break;
-       }
 
        lw->selected = lw->start+lw->rows;
        if (screen_find(screen,