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neutrino: fix crashes on invalid fonts

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with the latest fontrenderer fix, invalid fonts now can lead to
division by zero errors. fix the occurences I found.

git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-experimental@43 e54a6e83-5905-42d5-8d5c-058d10e6a962


Origin commit data
------------------
Branch: ni/coolstream
Commit: 83d7657b9d
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2009-12-13 (Sun, 13 Dec 2009)



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This commit was generated by Migit
This commit is contained in:
Stefan Seyfried
2009-12-13 12:25:38 +00:00
parent 7f4e240e1e
commit 622cb421a7
4 changed files with 10 additions and 1 deletions
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2
src/gui/channellist.cpp
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@@ -451,6 +451,8 @@ int CChannelList::show()
if(theight < PIC_H) theight = PIC_H;
fheight = g_Font[SNeutrinoSettings::FONT_TYPE_CHANNELLIST]->getHeight();
if (fheight == 0)
fheight = 1; /* avoid crash on invalid font */
listmaxshow = (height - theight - buttonHeight -0)/fheight;
height = theight + buttonHeight + listmaxshow * fheight;
//info_height = fheight + g_Font[SNeutrinoSettings::FONT_TYPE_CHANNELLIST_DESCR]->getHeight() + 10;