[其他] SendMsg - 发送消息和列举窗口

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    SendMsg v2.1 - Window Message Poster - (c) 2005 Maximum Output Software
     For information about this and other utilities visit www.maxoutput.com
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SendMsg {switches} [SearchStr] {Message} {wParam} {lParam}

  Switches:
     /CLASS or /TEXT   Search window classnames/titles
     /NOWAIT       Post message without waiting for result
     /[IN]VISIBLE  Include only [in]visible windows
     /TOP          Include only top-level windows
     /PAUSExx      Pause xx seconds after sending each message
     /EXAMPLES     Show example command lines

  SearchStr   String to search for.  Wildcards ? and * allowed
              SearchStr is NOT case sensitive
              Use "double quotations" if SearchStr contains spaces
  Message     Message to send.  If omitted, find windows only
              Constants in CONST.TXT [+/- offset] allowed
  wParam      wParam parameter.  If omitted, use "0" as default
  lParam      lParam parameter.  If omitted, use "0" as default
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Example command lines

SENDMSG /CLASS #32770 WM_NULL+0 0 0
Sends the WM_NULL+0 message to all windows with class name #32770

SENDMSG "Microsoft Word*" WM_CLOSE
Sends the WM_CLOSE message to all Microsoft Word* windows

SENDMSG "My Application" WM_USER+50 47 32
Sends the WM_USER+50 message to My Application window

SENDMSG /TEXT /VISIBLE M*
List all visible windows with title beginning with M

SENDMSG *
List all windows

SENDMSG /VISIBLE /TOP *
List all visible top-level windows
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