print monitor that prints into a directory rating.mht

打印机监视器

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efault/IBM_Business_Values_GEMS_1g/IBM_IBV_BOBIII.html/643365393164623034=
34303434323530?index.php/1716_def%20"><B><SPAN=20
            style=3D"COLOR: black">CRM Done Right</SPAN></B><SPAN=20
            style=3D"COLOR: black"><BR></SPAN></A></SPAN><SPAN =
lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: #0000cc; FONT-FAMILY: =
Verdana">Improve=20
            the likelihood of CRM success from less than 20 percent to =
60=20
            percent.</SPAN><SPAN lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: black; FONT-FAMILY: =
Verdana">=20
            <BR><BR>WHITEPAPER : <BR><A=20
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href=3D"http://www.codeguru.com/RealMedia/ads/click_lx.ads/ew/ewsoftware/=
www.codeguru.com/cpp/w-p/printing/article/c5893/i/1861081252/336x280/OasD=
efault/IBM_Business_Values_GEMS_1g/IBM_IBV_BOBIII.html/643365393164623034=
34303434323530?index.php/1716_cfo%20"><B><SPAN=20
            style=3D"COLOR: black">CFO's Rising to the Challenge of =
Performance=20
            Management </SPAN></B><SPAN=20
            style=3D"COLOR: black"><BR></SPAN></A></SPAN><SPAN =
lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: #0000cc; FONT-FAMILY: =
Verdana">Summarizes=20
            the results of the IBM Business Consulting Services CFO=20
            Survey.</SPAN><SPAN lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: black; FONT-FAMILY: =
Verdana">=20
            <BR><BR>SURVEY : <BR><A=20
            =
href=3D"http://www.codeguru.com/RealMedia/ads/click_lx.ads/ew/ewsoftware/=
www.codeguru.com/cpp/w-p/printing/article/c5893/i/1861081252/336x280/OasD=
efault/IBM_Business_Values_GEMS_1g/IBM_IBV_BOBIII.html/643365393164623034=
34303434323530?index.php/1716_cen%20"><B><SPAN=20
            style=3D"COLOR: black">The 2005 Chief Procurement Officer=20
            Survey</SPAN></B><SPAN=20
            style=3D"COLOR: black"><BR></SPAN></A></SPAN><SPAN =
lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: #0000cc; FONT-FAMILY: =
Verdana">Highlights=20
            several strategic imperatives that are fundamentally =
altering the=20
            role of procurement.</SPAN><SPAN lang=3DEN-US=20
            style=3D"FONT-SIZE: 11pt; COLOR: black; FONT-FAMILY: =
Verdana">=20
            <o:p></o:p></SPAN></P></TD>
          <TD=20
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PADDING-BOTTOM: 6pt; PADDING-TOP: 6pt">
            <P class=3DMsoNormal><![if =
!supportEmptyParas]><![endif]>&nbsp;<SPAN=20
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10pt"><o:p></o:p></SPAN></P></TD>
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PADDING-BOTTOM: 6pt; PADDING-TOP: 6pt">
            <P class=3DMsoNormal><![if =
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        style=3D"FONT-SIZE: =
10pt"><o:p></o:p></SPAN></P></TD></TR></TBODY></TABLE></DIV>
      <P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
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      <P style=3D"TEXT-ALIGN: center" align=3Dcenter><SPAN lang=3DEN-US=20
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fault/default/empty.gif/64336539316462303434303434323530?_RM_EMPTY_"></v:=
imagedata></v:shape><![endif]--><![if !vml]><img border=3D0 width=3D1 =
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  v:shapes=3D"_x0000_i1032"><![endif]><o:p></o:p></SPAN></P>
      <P><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: Verdana">After =
studying=20
      the MSDN I found "The Print Monitor API" (refer to this for =
further=20
      information) which explains how to implement a print monitor. A =
print=20
      monitor is a DLL that exports some specific functions to enable =
the print=20
      spooler to do customized tasks--for example to print not to a =
printer but=20
      into a directory.<o:p></o:p></SPAN></P>
      <P><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: Verdana">I =
used the=20
      print monitor example from the Microsoft DDK as a template to =
implement=20
      this print monitor. The example in the DDK was very complicated =
and did=20
      more than I wanted it to do (it should just redirect the print =
jobs into=20
      appropriate files).<o:p></o:p></SPAN></P>
      <P><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">Notice that the=20
      file WINSPLP.H was shipped with the Microsoft Windows NT 4.0 DDK.=20
      <o:p></o:p></SPAN></P>
      <DIV class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
      class=3Dbodycopy1><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; FONT-FAMILY: Verdana">
      <HR align=3Dcenter width=3D"100%" SIZE=3D2>
      </SPAN></SPAN></DIV>
      <H4><SPAN lang=3DEN-US=20
      style=3D"COLOR: black; FONT-FAMILY: =
Verdana">PORTLIST.CPP:<o:p></o:p></SPAN></H4>
      <P class=3DMsoNormal><SPAN class=3Dbodycopy1><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; FONT-FAMILY: Verdana">The heart of the =
our monitor=20
      is the CPortList class. It...</SPAN></SPAN><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR><SPAN=20
      class=3Dbodycopy1>...stores all ports in the registry. =
</SPAN><BR><SPAN=20
      class=3Dbodycopy1>...loads the ports from the registry at start-up =
of the=20
      spooler-service.</SPAN><BR><SPAN class=3Dbodycopy1>...holds all =
handles to=20
      opened files.</SPAN><BR><SPAN class=3Dbodycopy1>...supplies a list =
of all=20
      known ports to MyEnumPorts.</SPAN><BR><SPAN=20
      class=3Dbodycopy1>...<o:p></o:p></SPAN></SPAN></P>
      <P><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: Verdana">Refer =
to source=20
      code for detailed information. <o:p></o:p></SPAN></P>
      <DIV class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
      class=3Dbodycopy1><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; FONT-FAMILY: Verdana">
      <HR align=3Dcenter width=3D"100%" SIZE=3D2>
      </SPAN></SPAN></DIV>
      <H4><SPAN lang=3DEN-US=20
      style=3D"COLOR: black; FONT-FAMILY: =
Verdana">MONITOR.CPP:<o:p></o:p></SPAN></H4>
      <P class=3DMsoNormal><SPAN class=3Dbodycopy1><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; FONT-FAMILY: Verdana">It supplies all =
functions=20
      that are exported from the DLL: <o:p></o:p></SPAN></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">InitializePrintMonitor</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to obtain pointers to all the other functions, =
and to=20
      do some init tasks, of course. <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyEnumPorts</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to obtain a list of the ports of our print =
monitor=20
      <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyOpenPort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to open the port <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyStartDocPort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to start the printing of a print job. This =
will create=20
      a new file in the ports output directory and keep a handle to the =
opened=20
      file. <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyWritePort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to write to the port. This will write some =
data to the=20
      file. Will be called more than once. <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyReadPort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Supplied,=20
      but not implemented (no need for) <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyEndDocPort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to write to the port. Called after all the =
data is=20
      written to the file. This will close the file. =
<o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyClosePort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler-service to close the port <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyAddPort</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>Called by=20
      the spooler service to add a new port. The user has to specify the =
output=20
      directory. <o:p></o:p></SPAN></P>
      <P><B><SPAN lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana">MyAddPortEx</SPAN></B><SPAN=20
      lang=3DEN-US=20
      style=3D"FONT-SIZE: 8pt; COLOR: black; FONT-FAMILY: =
Verdana"><BR>supplied,=20
      but not implemented (no need for) <o:p></o:p></SPAN></P>