再发一帖：工具条消息是不是和Cwnd消息一样？

[TSelf]

[wltg2001]

不是的，CWnd只是一个一般的窗口类，但是工具条除了接受普通的消息之外，还可以接受它特有的消息，MSDN上有说明：
Messages
TB_ADDBITMAP
Adds one or more images to the list of button images available for a toolbar.
TB_ADDBUTTONS
Adds one or more buttons to a toolbar.
TB_ADDSTRING
Adds a new string to the toolbar's string pool.
TB_AUTOSIZE
Causes a toolbar to be resized.
TB_BUTTONCOUNT
Retrieves a count of the buttons currently in the toolbar.
TB_BUTTONSTRUCTSIZE
Specifies the size of the TBBUTTON structure.
TB_CHANGEBITMAP
Changes the bitmap for a button in a toolbar.
TB_CHECKBUTTON
Checks or unchecks a given button in a toolbar.
TB_COMMANDTOINDEX
Retrieves the zero-based index for the button associated with the specified command identifier.
（后面还有很多，自己去查MSDN）