📄 csdn_文档中心_深入解析钩子和动态链接库（下）.htm
字号:
<SCRIPT src="CSDN_文档中心_深入解析钩子和动态链接库（下）.files/navigation1.js"></SCRIPT>
</TD></TR>
<TR>
<TD align=middle bgColor=#000000 colSpan=2 height=1
width=770></TD></TR></TBODY></TABLE>
<TABLE border=0 cellPadding=0 cellSpacing=0 width=770>
<TBODY>
<TR>
<TD bgColor=#f3f9fc height=23 width=10></TD>
<TD bgColor=#f3f9fc>
<MARQUEE onmouseout=this.start() onmouseover=this.stop() scrollAmount=5
scrollDelay=80>
<SCRIPT src="CSDN_文档中心_深入解析钩子和动态链接库（下）.files/marquee.htm"></SCRIPT>
</MARQUEE></TD>
<TD align=right bgColor=#f3f9fc width=101>
<SCRIPT>document.write("<img src=http://count.csdn.net/count/pageview1.asp?columnid=4&itemid=11 border=0 width=0 height=0>");</SCRIPT>
<B>
<SCRIPT language=JavaScript>
<!--
document.ns = navigator.appName == "Netscape"
tmpDate = new Date();
date = tmpDate.getDate();
month= tmpDate.getMonth() + 1 ;
if(document.ns)
{
year1=tmpDate.getYear()
year= year1.toString().substr(1,2);
}
else
year= tmpDate.getYear();
document.write(year);
document.write(".");
document.write(month);
document.write(".");
document.write(date);
// -->
</SCRIPT>
</B> </TD></TR>
<TR bgColor=#999999>
<TD colSpan=3 height=1></TD></TR></TBODY></TABLE>
<TABLE border=0 width=770>
<TBODY>
<TR>
<TD align=middle bgColor=#fafafa class=td1 vAlign=top width=150><BR>
<SCRIPT src="CSDN_文档中心_深入解析钩子和动态链接库（下）.files/microsoft.js"></SCRIPT>
</TD>
<TD align=middle width=620>
<TABLE bgColor=#eeeeee border=0 cellPadding=0 cellSpacing=0 width=600>
<TBODY>
<TR bgColor=#ffffff>
<TD align=middle height=10 width=50></TD>
<TD align=right><A href="http://www.csdn.net/">CSDN</A> - <A
href="http://www.csdn.net/develop/">文档中心</A> - <FONT
color=#003399>Visual C++</FONT> </TD></TR>
<TR>
<TD align=middle height=5></TD>
<TD align=middle width=500></TD></TR>
<TR>
<TD align=middle bgColor=#003399 height=10><FONT
color=#ffffff>标题</FONT></TD>
<TD><B> 深入解析钩子和动态链接库（下）</B> ashao1981（翻译）
</TD></TR>
<TR>
<TD align=middle height=5></TD>
<TD align=middle width=500></TD></TR>
<TR>
<TD align=middle bgColor=#003399><FONT color=#ffffff>关键字</FONT></TD>
<TD width=500> DLL 钩子 hook</TD></TR>
<TR>
<TD align=middle height=5></TD>
<TD align=middle width=500></TD></TR>
<TR>
<TD align=middle bgColor=#003399 height=10><FONT
color=#ffffff>出处</FONT></TD>
<TD height=10> <A
href="http://www.codeproject.com/dll/hooks.asp">http://www.codeproject.com/dll/hooks.asp</A></TD></TR>
<TR>
<TD align=middle height=10></TD>
<TD height=10></TD></TR></TBODY></TABLE><!--文章说明信息结束//-->
<TABLE border=0 width=600>
<TBODY>
<TR>
<TD align=left><BR><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">/****************************************************************<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>clearMyHook<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Inputs:<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>HWND hWnd: Window whose hook is to be cleared<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Result: BOOL<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>TRUE if the hook is properly unhooked<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>FALSE if you gave the wrong parameter<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Effect:<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>Removes the hook that has been set.<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000 size=2 style="BACKGROUND-COLOR: #fbedbb">****************************************************************/</FONT></EM></SPAN></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2 style="BACKGROUND-COLOR: #fbedbb">__declspec(dllexport) BOOL <B>clearMyHook</B>(HWND hWnd)</FONT></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>{</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>if</FONT></SPAN></SPAN><SPAN lang=EN-US>(hWnd != hWndServer)</SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>return</FONT></SPAN></SPAN><SPAN lang=EN-US> FALSE;</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>BOOL unhooked = UnhookWindowsHookEx(hook);</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>if</FONT></SPAN></SPAN><SPAN lang=EN-US>(unhooked)</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>hWndServer = NULL;</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>return</FONT></SPAN></SPAN><SPAN lang=EN-US> unhooked;</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>}</FONT></FONT></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">/****************************************************************<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN>msghook<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Inputs:<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>int nCode: Code value<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>WPARAM wParam: parameter<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>LPARAM lParam: parameter<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Result: LRESULT<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Effect:<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>If the message is a mouse-move message, posts it back to<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>the server window with the mouse coordinates<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">* Notes:<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb">*<SPAN style="mso-spacerun: yes"> </SPAN>This must be a <B>CALLBACK</B> function or it will not work!<o:p></o:p></FONT></FONT></FONT></EM></SPAN></SPAN></PRE><PRE><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000 size=2 style="BACKGROUND-COLOR: #fbedbb">****************************************************************/</FONT></EM></SPAN></SPAN></PRE><PRE><SPAN lang=EN-US><o:p><FONT size=2 style="BACKGROUND-COLOR: #fbedbb"> </FONT></o:p></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>static</FONT></SPAN></SPAN><SPAN lang=EN-US> LRESULT <B>CALLBACK</B> <B>msghook</B>(</SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>int</FONT></SPAN></SPAN><SPAN lang=EN-US> nCode, WPARAM wParam, LPARAM lParam)</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>{</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// If the value of nCode is < 0, just pass it on and return 0</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// this is required by the specification of hook handlers</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>if</FONT></SPAN></SPAN><SPAN lang=EN-US>(nCode < </SPAN><SPAN class=cpp-literal1><SPAN lang=EN-US><FONT color=#191970>0</FONT></SPAN></SPAN><SPAN lang=EN-US>)</SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>{ </SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>/* pass it on */</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>CallNextHookEx(hook, nCode,</FONT></FONT></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>wParam, lParam);</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>return</FONT></SPAN></SPAN><SPAN lang=EN-US> </SPAN><SPAN class=cpp-literal1><SPAN lang=EN-US><FONT color=#191970>0</FONT></SPAN></SPAN><SPAN lang=EN-US>;</SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>} </SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>/* pass it on */</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><o:p><FONT size=2 style="BACKGROUND-COLOR: #fbedbb"> </FONT></o:p></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// Read the documentation to discover what WPARAM and LPARAM</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// mean. For a WH_MESSAGE hook, LPARAM is specified as being</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// a pointer to a MSG structure, so the code below makes that</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// structure available</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><o:p><FONT size=2 style="BACKGROUND-COLOR: #fbedbb"> </FONT></o:p></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>LPMSG msg = (LPMSG)lParam;</FONT></FONT></SPAN></PRE><PRE><SPAN lang=EN-US><o:p><FONT size=2 style="BACKGROUND-COLOR: #fbedbb"> </FONT></o:p></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// If it is a mouse-move message, either in the client area or</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// the non-client area, we want to notify the parent that it has</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// occurred. Note the use of PostMessage instead of SendMessage</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>if</FONT></SPAN></SPAN><SPAN lang=EN-US>(msg->message == WM_MOUSEMOVE ||</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>msg->message == WM_NCMOUSEMOVE)</FONT></FONT></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>PostMessage(hWndServer,</FONT></FONT></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>UWM_MOUSEMOVE,<SPAN style="mso-spacerun: yes"> </SPAN></FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-literal1><SPAN lang=EN-US><FONT color=#191970>0</FONT></SPAN></SPAN><SPAN lang=EN-US>, </SPAN><SPAN class=cpp-literal1><SPAN lang=EN-US><FONT color=#191970>0</FONT></SPAN></SPAN><SPAN lang=EN-US>); </SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><o:p><FONT size=2 style="BACKGROUND-COLOR: #fbedbb"> </FONT></o:p></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// Pass the message on to the next hook</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>return</FONT></SPAN></SPAN><SPAN lang=EN-US> CallNextHookEx(hook, nCode, </SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>wParam, lParam);</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>} </SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// msghook</FONT></EM></SPAN></SPAN></FONT></FONT></PRE>
<H3 style="MARGIN: auto 0cm"><SPAN lang=EN-US><FONT color=#ff9900
face=Arial size=3>The server application</FONT></SPAN></H3>
<P><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">在头文件中，将下面的增加到类的</SPAN><SPAN
lang=EN-US><FONT face=Verdana>protected</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">段：</SPAN></FONT></P><PRE><SPAN lang=EN-US><FONT size=2 style="BACKGROUND-COLOR: #fbedbb">afx_msg LRESULT OnMyMouseMove(WPARAM,LPARAM);</FONT></SPAN></PRE>
<P><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">在</SPAN><SPAN
lang=EN-US><FONT face=Verdana>application </FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">文件中</SPAN><SPAN
lang=EN-US><FONT face=Verdana>, </FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">增加以下代码到文件前部。</SPAN></FONT></P><PRE><SPAN lang=EN-US><FONT size=2 style="BACKGROUND-COLOR: #fbedbb">UINT UWM_MOUSEMOVE = ::RegisterWindowMessage(UWM_MOUSEMOVE_MSG);</FONT></SPAN></PRE>
<P><FONT size=2><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">在</SPAN><FONT
face=Verdana> </FONT></FONT><CODE><SPAN lang=EN-US
style="FONT-SIZE: 12pt"><FONT
color=#990000>MESSAGE_MAP</FONT></SPAN></CODE><FONT size=2><SPAN
lang=EN-US><FONT face=Verdana>, </FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana">增加以下代码</SPAN></FONT></P>
<P><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"><FONT
face=Verdana size=2> </FONT></SPAN></SPAN><SPAN
class=cpp-comment1><SPAN lang=EN-US
style="FONT-FAMILY: 'Courier New'; FONT-SIZE: 12pt"><EM><FONT
color=#008000>//{AFX_MSG </FONT></EM></SPAN></SPAN><SPAN
lang=EN-US><FONT face=Verdana size=2>comments:</FONT></SPAN></P><PRE><SPAN lang=EN-US><FONT size=2 style="BACKGROUND-COLOR: #fbedbb">ON_REGISTERED_MESSAGE(UWM_MOUSEMOVE, OnMyMouseMove)</FONT></SPAN></PRE>
<P><SPAN lang=EN-US><FONT face=Verdana size=2>In your application
file, add the following function:</FONT></SPAN></P><PRE><SPAN lang=EN-US><FONT size=2 style="BACKGROUND-COLOR: #fbedbb">LRESULT CMyClass::OnMyMouseMove(WPARAM, LPARAM)</FONT></SPAN></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>{</FONT></FONT></SPAN></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-comment1><SPAN lang=EN-US><EM><FONT color=#008000>// ...do stuff here</FONT></EM></SPAN></SPAN></FONT></FONT></PRE><PRE><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=cpp-keyword1><SPAN lang=EN-US><FONT color=#0000ff>return</FONT></SPAN></SPAN><SPAN lang=EN-US> </SPAN><SPAN class=cpp-literal1><SPAN lang=EN-US><FONT color=#191970>0</FONT></SPAN></SPAN><SPAN lang=EN-US>;</SPAN></FONT></FONT></PRE><PRE><SPAN lang=EN-US><FONT size=2><FONT style="BACKGROUND-COLOR: #fbedbb"><SPAN style="mso-spacerun: yes"> </SPAN>}</FONT></FONT></SPAN></PRE><PRE><SPAN lang=EN-US><IMG align=baseline alt="" border=0 hspace=0 src="CSDN_文档中心_深入解析钩子和动态链接库（下）.files/CSDN_Dev_Image_2004-4-16741080.gif"></SPAN></PRE><SPAN
lang=EN-US
style="COLOR: black; FONT-FAMILY: Verdana; FONT-SIZE: 10pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><A
href="http://www.worldlingo.com/wl/mstranslate/UP26384/T1/P2/l/microsoft/computer_translation.html?wl_lp=EN-ZH_CN&wl_fl=2&wl_rurl=http%3A%2F%2Fwww.codeproject.com%2Fdll%2Fhooks.asp&wl_url=http%3A%2F%2Fwww.codeproject.com%2Fdll%2Fhooks%2Fhook.zip"></A></SPAN><?xml:namespace
prefix = v ns = "urn:schemas-microsoft-com:vml" /><v:shapetype
id=_x0000_t75 coordsize="21600,21600" o:spt="75"
o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f"
stroked="f"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f
eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f
eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f
eqn="prod @2 1 2"></v:f><v:f
eqn="prod @3 21600 pixelWidth"></v:f><v:f
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -