USB device plugging and message value generated in Windows

USB device plugging and message value generated in Windows

# Message filter hook wh_msgfilter = (-1 );

# Record input hook wh_journalrecord = 0;

# Insert Message hook wh_journalplayback = 1;

# Keyboard event hook wh_keyboard = 2;

# Check the message hook wh_getmessage = 3;

# Window Process hook (before calling) wh_callwndproc = 4;

# System window hook wh_cbt = 5;

# Message filter hook wh_sysmsgfilter = 6;

# Mouse message hook wh_mouse = 7;

# Hardware message hook wh_hardware = 8;

# System Call hook wh_debug = 9;

# Shell event hook wh_shell = 10;

# Front-end idle hook wh_foregroundidle = 11;

# Window Process hook (after call) wh_callwndprocret = 12

USB device plugging and the resulting message value: 537

From: http://blog.csdn.net/zhongyhc/article/details/6587305