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gtk3: fix cairo canvas crash for non X (or svp) backend

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Michael Meeks
2011-10-20 21:49:40 +01:00
parent 6328bfd857
commit a07e8231a5
1 changed files with 3 additions and 0 deletions
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canvas/source/cairo/cairo_xlib_cairo.cxx
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@@ -55,6 +55,9 @@ namespace cairo
return false; return false;
Display* pDisplay = (Display*)pOutDev->GetSystemGfxData().pDisplay; Display* pDisplay = (Display*)pOutDev->GetSystemGfxData().pDisplay;
if( !pDisplay )
return false;
int nDummy; int nDummy;
return XQueryExtension( pDisplay, "RENDER", &nDummy, &nDummy, &nDummy ); return XQueryExtension( pDisplay, "RENDER", &nDummy, &nDummy, &nDummy );
} }