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Whitelisted SHAPE events that might be sent by some compositing window managers even if we didn't select them. Fixes #879

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binary1248 2015-05-10 03:46:17 +02:00 committed by Lukas Dürrenberger
parent 45577de60a
commit 11e2901403
1 changed files with 17 additions and 11 deletions
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28
src/SFML/Window/Unix/WindowImplX11.cpp
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@ -237,21 +237,17 @@ namespace
return true;
}
xcb_query_extension_reply_t getDriExtension()
xcb_query_extension_reply_t getXExtension(const std::string& name)
{
xcb_connection_t* connection = sf::priv::OpenConnection();
sf::priv::ScopedXcbPtr<xcb_generic_error_t> error(NULL);
// Check if the DRI2 extension is present
// We don't use xcb_get_extension_data here to avoid having to link to xcb_dri2
static const std::string DRI2 = "DRI2";
sf::priv::ScopedXcbPtr<xcb_query_extension_reply_t> driExt(xcb_query_extension_reply(
sf::priv::ScopedXcbPtr<xcb_query_extension_reply_t> extension(xcb_query_extension_reply(
connection,
xcb_query_extension(
connection,
DRI2.size(),
DRI2.c_str()
name.size(),
name.c_str()
),
&error
));
@ -259,14 +255,14 @@ namespace
// Close the connection with the X server
sf::priv::CloseConnection(connection);
if (error || !driExt || !driExt->present)
if (error || !extension || !extension->present)
{
xcb_query_extension_reply_t reply;
std::memset(&reply, 0, sizeof(reply));
return reply;
}
return *driExt.get();
return *extension.get();
}
void dumpXcbExtensions()
@ -2260,8 +2256,18 @@ bool WindowImplX11::processEvent(xcb_generic_event_t* windowEvent)
// Handle any extension events first
// SHAPE
// Ubuntu's Unity desktop environment makes use of the
// Compiz compositing window manager
// Compiz seems to send SHAPE events to windows even if they
// did not specifically select those events
// We ignore those events here in order to not generate warnings
static xcb_query_extension_reply_t shapeExtension = getXExtension("SHAPE");
if (shapeExtension.present && (responseType == shapeExtension.first_event))
break;
// DRI2
static xcb_query_extension_reply_t driExtension = getDriExtension();
static xcb_query_extension_reply_t driExtension = getXExtension("DRI2");
if (driExtension.present)
{
// Because we are using the XCB event queue instead of the Xlib event