diff options
Diffstat (limited to 'src/screen_help.c')
| -rw-r--r-- | src/screen_help.c | 56 |
1 files changed, 49 insertions, 7 deletions
diff --git a/src/screen_help.c b/src/screen_help.c index 4d76ffe7f..4d1db1594 100644 --- a/src/screen_help.c +++ b/src/screen_help.c @@ -188,6 +188,7 @@ static void help_init(WINDOW *w, int cols, int rows) { lw = list_window_init(w, cols, rows); + lw->flags = LW_HIDE_CURSOR; } static void @@ -233,15 +234,56 @@ help_update(screen_t *screen, mpdclient_t *c) static int help_cmd(screen_t *screen, mpdclient_t *c, command_t cmd) { - int retval; + lw->repaint=1; + switch(cmd) + { + case CMD_LIST_NEXT: + if( lw->start+lw->rows < help_text_rows ) + lw->start++; + 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: + lw->start = help_text_rows-lw->rows; + if( lw->start<0 ) + lw->start = 0; + return 1; + case CMD_LIST_NEXT_PAGE: + lw->start = lw->start + lw->rows; + if( lw->start+lw->rows >= help_text_rows ) + lw->start = help_text_rows-lw->rows; + if( lw->start<0 ) + lw->start = 0; + return 1; + case CMD_LIST_PREVIOUS_PAGE: + lw->start = lw->start - lw->rows; + if( lw->start<0 ) + lw->start = 0; + return 1; + default: + break; + } - retval = list_window_cmd(lw, help_text_rows, cmd); - if( !retval ) - return screen_find(screen, c, - lw, help_text_rows, - cmd, list_callback); + lw->selected = lw->start+lw->rows; + if( screen_find(screen, c, + lw, help_text_rows, + cmd, list_callback) ) + { + /* center the row */ + lw->start = lw->selected-(lw->rows/2); + if( lw->start+lw->rows > help_text_rows ) + lw->start = help_text_rows-lw->rows; + if( lw->start<0 ) + lw->start=0; + return 1; + } - return retval; + return 0; } static list_window_t * |