554b2b0e36e0c5ef3fc0b482085f86679a3db3a6
The window needs to catch ClientMessage events for one specific window, but XNextEvent() catches everything, and XWindowEvent doesn't catch ClientMessage, so we need predicate procedure and XIfEvent() here. Fixes Bugzilla #2980.
Simple DirectMedia Layer (SDL) Version 2.0 --- http://www.libsdl.org/ Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D. It is used by video playback software, emulators, and popular games including Valve's award winning catalog and many Humble Bundle games. More extensive documentation is available in the docs directory, starting with README.md Enjoy! Sam Lantinga (slouken@libsdl.org)
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