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<p class=MsoNormal align=right style='text-align:right'><a name="_top"></a><b><span
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"Times New Roman";mso-hansi-font-family:"Times New Roman";color:#993366'>实验</span></b><b><i
style='mso-bidi-font-style:normal'><span lang=EN-US style='font-size:55.0pt;
mso-bidi-font-size:12.0pt;color:#993366'>6</span></i><span lang=EN-US
style='color:#993366'><o:p></o:p></span></b></p>
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src="6-2.files/image002.jpg" align=left hspace=12 v:shapes="_x0000_s1609"><![endif]><b><span
style='font-size:24.0pt;mso-bidi-font-size:12.0pt;font-family:黑体;mso-ascii-font-family:
"Times New Roman";color:navy'>输入</span></b><b><span lang=EN-US
style='font-size:24.0pt;mso-bidi-font-size:12.0pt;mso-fareast-font-family:黑体;
color:navy'>/</span></b><b><span style='font-size:24.0pt;mso-bidi-font-size:
12.0pt;font-family:黑体;mso-ascii-font-family:"Times New Roman";color:navy'>输出管理</span></b><b><span
lang=EN-US style='font-size:16.0pt;mso-bidi-font-size:12.0pt;mso-fareast-font-family:
黑体;color:navy'><span style='mso-spacerun:yes'> </span></span></b></p>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><span lang=EN-US> </span></p>
<p class=MsoNormal><a name="_Toc16587483"><span lang=EN-US> </span></a></p>
<h2><span style='mso-bookmark:_Toc16587483'><a name="_Toc41901928"><span
lang=EN-US>6.2<span style='mso-spacerun:yes'> </span>Windows打印</span></a></span></h2>
<p class=MsoNormal align=center style='text-align:center'><span
style='mso-bookmark:_Toc16587483'><span lang=EN-US>(</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>实验估计时间：</span><span
lang=EN-US>120</span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>分钟</span><span lang=EN-US>)</span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US> </span></span></p>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt;mso-list:l0 level1 lfo2;
tab-stops:list 21.0pt'><span style='mso-bookmark:_Toc16587483'><![if !supportLists]><span
lang=EN-US style='font-family:Wingdings;mso-fareast-font-family:Wingdings;
mso-bidi-font-family:Wingdings;mso-bidi-font-weight:bold'><span
style='mso-list:Ignore'>Ø<span style='font:7.0pt "Times New Roman"'>
</span></span></span><![endif]></span><a href="#_背景知识"><span style='mso-bookmark:
_Toc16587483'><b><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>背景知识</span></b></span><span
style='mso-bookmark:_Toc16587483'></span></a><span style='mso-bookmark:_Toc16587483'><b><span
lang=EN-US><o:p></o:p></span></b></span></p>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt;mso-list:l0 level1 lfo2;
tab-stops:list 21.0pt'><span style='mso-bookmark:_Toc16587483'><![if !supportLists]><span
lang=EN-US style='font-family:Wingdings;mso-fareast-font-family:Wingdings;
mso-bidi-font-family:Wingdings;mso-bidi-font-weight:bold'><span
style='mso-list:Ignore'>Ø<span style='font:7.0pt "Times New Roman"'>
</span></span></span><![endif]></span><a href="#_实验目的"><span style='mso-bookmark:
_Toc16587483'><b><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>实验目的</span></b></span><span
style='mso-bookmark:_Toc16587483'></span></a><span style='mso-bookmark:_Toc16587483'><b><span
lang=EN-US><o:p></o:p></span></b></span></p>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt;mso-list:l0 level1 lfo2;
tab-stops:list 21.0pt'><span style='mso-bookmark:_Toc16587483'><![if !supportLists]><span
lang=EN-US style='font-family:Wingdings;mso-fareast-font-family:Wingdings;
mso-bidi-font-family:Wingdings;mso-bidi-font-weight:bold'><span
style='mso-list:Ignore'>Ø<span style='font:7.0pt "Times New Roman"'>
</span></span></span><![endif]></span><a href="#_工具/准备工作"><span
style='mso-bookmark:_Toc16587483'><b><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>工具</span><span
lang=EN-US>/</span></b></span><span style='mso-bookmark:_Toc16587483'><b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>准备工作</span></b></span><span style='mso-bookmark:_Toc16587483'></span></a><span
style='mso-bookmark:_Toc16587483'><b><span lang=EN-US><o:p></o:p></span></b></span></p>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt;mso-list:l0 level1 lfo2;
tab-stops:list 21.0pt'><span style='mso-bookmark:_Toc16587483'><![if !supportLists]><span
lang=EN-US style='font-family:Wingdings;mso-fareast-font-family:Wingdings;
mso-bidi-font-family:Wingdings;mso-bidi-font-weight:bold'><span
style='mso-list:Ignore'>Ø<span style='font:7.0pt "Times New Roman"'>
</span></span></span><![endif]></span><a href="#_实验内容与步骤"><span
style='mso-bookmark:_Toc16587483'><b><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>实验内容与步骤</span></b></span><span
style='mso-bookmark:_Toc16587483'></span></a><span style='mso-bookmark:_Toc16587483'><b><span
lang=EN-US><o:p></o:p></span></b></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US> </span></span></p>
<h3><span style='mso-bookmark:_Toc16587483'><a name="_Toc41901929"></a><a
name="_背景知识"></a><span style='mso-bookmark:_Toc41901929'>背景知识</span></span></h3>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US> </span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'></span><a
href="#_1._传统的Windows打印程序设计"><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>1. </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>传统的</span><span lang=EN-US>Windows</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>打印程序设计</span></span><span
style='mso-bookmark:_Toc16587483'></span></a><span style='mso-bookmark:_Toc16587483'></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'></span><a
href="#_2._在MFC应用程序中打印文本"><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>2. </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在</span><span lang=EN-US>MFC</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>应用程序中打印文本</span></span><span
style='mso-bookmark:_Toc16587483'></span></a><span style='mso-bookmark:_Toc16587483'></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US><o:p> </o:p></span></span></p>
<h4><span style='mso-bookmark:_Toc16587483'><a name="_1._传统的Windows打印程序设计"></a><span
lang=EN-US><span style='mso-spacerun:yes'> </span>1. 传统的Windows打印程序设计</span></span></h4>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在本实验中，我们通过研究示例程序来了解传统</span><span lang=EN-US>Windows</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的打印过程。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在</span><span lang=EN-US>Windows</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>下，基本的打印过程有如下六步：</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>1) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>调用</span><span lang=EN-US>CreateDC() </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数获得打印机</span><span
lang=EN-US>DC (</span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>设备描述环境</span><span lang=EN-US>) </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>2) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>调用</span><span lang=EN-US>StartDoc() </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数启动文档。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>3) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>调用</span><span lang=EN-US>StartPage() </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数打印一页。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>4) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>把文档提交给打印机</span><span lang=EN-US>DC</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>5) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>调用</span><span lang=EN-US>EndPage() </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数结束一页。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>对文档中要打印的每一页都重复步骤</span><span lang=EN-US> 3) </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>至</span><span
lang=EN-US> 5) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>6) </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>调用</span><span lang=EN-US>EndDoc() </span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数结束打印任务。</span></span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>为了确定与系统相连接的打印机的型号，应用程序必须搜索用户的</span><span lang=EN-US>WIN.INI</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>文件或调用</span><span
lang=EN-US>Windows</span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的</span><span lang=EN-US>EnumPrinters() API</span></span><span
style='mso-bookmark:_Toc16587483'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>函数。而调用</span><span
lang=EN-US>EnumPrinters() </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>函数是最容易的方法。</span></span></p>
<p class=MsoNormal style='margin-left:21.0pt'><span style='mso-bookmark:_Toc16587483'><span
lang=EN-US>EnumPrinters() </span></span><span style='mso-bookmark:_Toc16587483'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>函数的定义如下所示：</span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US
style='font-size:9.0pt'><span
style='mso-spacerun:yes'> </span>BOOL
EnumPrinters(<o:p></o:p></span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US
style='font-size:9.0pt'><span
style='mso-spacerun:yes'>
</span>DWORD Flags,<o:p></o:p></span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US
style='font-size:9.0pt'><span
style='mso-spacerun:yes'>
</span>LPTSTR Name,<o:p></o:p></span></span></p>
<p class=MsoNormal><span style='mso-bookmark:_Toc16587483'><span lang=EN-US
style='font-size:9.0pt'><span
style='mso-spacerun:yes'>
</span>DWORD Level,<o:p></o:p></span></span></p>
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