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| author | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2009-09-19 12:52:48 +0800 |
|---|---|---|
| committer | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2009-09-19 12:52:48 +0800 |
| commit | ddbda5df68e67de56740ee1294d6c0566a931830 (patch) | |
| tree | b1ab4da38354440e1f1d92ff269eec233ae56cec /mbbsd/menu.c | |
| parent | 098f190b2fcb394558424d0d4d56c1f27ee4956c (diff) | |
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* enable more checkings in usong selection
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@4857 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
Diffstat (limited to 'mbbsd/menu.c')
| -rw-r--r-- | mbbsd/menu.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/mbbsd/menu.c b/mbbsd/menu.c index d982130d..34e601a5 100644 --- a/mbbsd/menu.c +++ b/mbbsd/menu.c @@ -268,17 +268,27 @@ adbanner(int cmdmode) // @ now / (3600 / MAx_ADBANNER) means "get the index of which to show". // syncnow(); + const int slideshow_duration = 3600 / MAX_ADBANNER, + slideshow_index = now / slideshow_duration; + + // index range: 0 =>[system] => N_SYSADBANNER => [user esong] => + // last_usong => [advertisements] => last_film + int valid_usong_range = (SHM->last_usong > N_SYSADBANNER && + SHM->last_usong < SHM->last_film); + if (SHM->last_film > N_SYSADBANNER) { - if (cuser.uflag & ADBANNER_USONG_FLAG) - i = N_SYSADBANNER + (now / (3600 / MAX_ADBANNER) ) % - (SHM->last_film+1-N_SYSADBANNER); - else i = SHM->last_usong + 1 + (now / (3600 / MAX_ADBANNER) ) % - (SHM->last_film - SHM->last_usong); + if (cuser.uflag & ADBANNER_USONG_FLAG || !valid_usong_range) + i = N_SYSADBANNER + slideshow_index % (SHM->last_film+1-N_SYSADBANNER); + else + i = SHM->last_usong + 1 + slideshow_index % (SHM->last_film - SHM->last_usong); } else i = 0; // SHM->last_film; } + // make it safe! + i %= MAX_ADBANNER; + move(1, 0); clrtoln(1 + FILMROW); /* ²M±¼¤W¦¸ªº */ #ifdef LARGETERM_CENTER_MENU |