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author | Tomas Janousek <tomi@nomi.cz> | 2007-07-09 14:45:47 (GMT) |
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committer | Tomas Janousek <tomi@nomi.cz> | 2008-01-27 14:01:14 (GMT) |
commit | 8c3f2a8e0378ff5d649ce831b995669874fd1056 (patch) | |
tree | 816f627edb9dd8e5ef87f38ca079e011d2e9cb3b | |
parent | c702d683e08792d764f2f4fb2ac37900f5cf1b78 (diff) | |
download | fluxbox_lack-8c3f2a8e0378ff5d649ce831b995669874fd1056.zip fluxbox_lack-8c3f2a8e0378ff5d649ce831b995669874fd1056.tar.bz2 |
Deal with XineramaQueryScreens failure.
The call to XineramaQueryScreens may return NULL in some cases. This patch
tries to deal with that somehow.
Signed-off-by: Tomas Janousek <tomi@nomi.cz>
-rw-r--r-- | src/Screen.cc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/Screen.cc b/src/Screen.cc index 2e8c265..c6379a0 100644 --- a/src/Screen.cc +++ b/src/Screen.cc | |||
@@ -1955,6 +1955,7 @@ void BScreen::initXinerama() { | |||
1955 | Display *display = FbTk::App::instance()->display(); | 1955 | Display *display = FbTk::App::instance()->display(); |
1956 | 1956 | ||
1957 | if (!XineramaIsActive(display)) { | 1957 | if (!XineramaIsActive(display)) { |
1958 | notactive: | ||
1958 | #ifdef DEBUG | 1959 | #ifdef DEBUG |
1959 | cerr<<"BScreen::initXinerama(): dont have Xinerama"<<endl; | 1960 | cerr<<"BScreen::initXinerama(): dont have Xinerama"<<endl; |
1960 | #endif // DEBUG | 1961 | #endif // DEBUG |
@@ -1973,6 +1974,17 @@ void BScreen::initXinerama() { | |||
1973 | XineramaScreenInfo *screen_info; | 1974 | XineramaScreenInfo *screen_info; |
1974 | int number; | 1975 | int number; |
1975 | screen_info = XineramaQueryScreens(display, &number); | 1976 | screen_info = XineramaQueryScreens(display, &number); |
1977 | |||
1978 | /* The call may have actually failed. If this is the first time we init | ||
1979 | * Xinerama, fall back to turning it off. If not, pretend nothing | ||
1980 | * happened -- another event will tell us and it will work then. */ | ||
1981 | if (!screen_info) { | ||
1982 | if (m_xinerama_headinfo) | ||
1983 | return; | ||
1984 | else | ||
1985 | goto notactive; | ||
1986 | } | ||
1987 | |||
1976 | if (m_xinerama_headinfo) | 1988 | if (m_xinerama_headinfo) |
1977 | delete [] m_xinerama_headinfo; | 1989 | delete [] m_xinerama_headinfo; |
1978 | m_xinerama_headinfo = new XineramaHeadInfo[number]; | 1990 | m_xinerama_headinfo = new XineramaHeadInfo[number]; |