Labels:text | screenshot | diagram | parallel | rectangle | font | number | line | plan | receipt OCR: I hread A WinSendMsgi hwnd) Thread Blocks I hread B Task switch to B Msg queue Wait until queue busy? Mama Yes is not busy Process msg Task switch back to A Return reply to Thread A Thread unblocks and continues Figure 1. WinSendMsg in a multithreaded application.
