c++ builder 初学问与答（七）.htm
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<td align="center" height=32 style="font-size: 12pt;color: #FF6600;">C++ Builder 初学问与答（七）</td>
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<td align="center" height=25 bgcolor=#F7F7F7>作者：佚名 来源：不详 发布时间：25/09/2006 19:29:12 发布人：admin</td>
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<div id="NewaspContentLabel" style="display:block;padding:0px 10px;" class="ContentFont"><FONT id=font_word style="FONT-SIZE: 14px; FONT-FAMILY: 宋体, Verdana, Arial, Helvetica, sans-serif"><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN lang=EN-US>53</SPAN></B><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）问：</SPAN></B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">能介绍一下</SPAN><SPAN lang=EN-US>TTreeNodes</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">与</SPAN><SPAN lang=EN-US>TTreeNode</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">？</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">答：</SPAN></B><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>BCB</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">中，树状视图的节点是通过</SPAN><SPAN lang=EN-US>TTreeNodes</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">对象来管理的，通过这个对象可以对树状视图进行动态的增加、删除、插入、移动节点等操作。而每一个节点都是一个</SPAN><SPAN lang=EN-US>TTreeNode</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">对象。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>TTreeNode</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">的主要属性和函数：</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Count</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个属性用来返回某个节点所拥有的子节点的数目。它不包括其子节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Item</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US>_property TTreeNode* Item[int Index];</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个属性用来访问该节点的某个子节点。其中参数</SPAN><SPAN lang=EN-US>Index</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">为其子节点在所有子节点中的位置。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Index</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个属性用来返回该节点在其父节点的所有子节点中的位置。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Text</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个属性用来设置或者返回节点的标签。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Delete</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个函数用来删除该节点本身。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>DeleteChildren</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个函数用来删除该节点的所有子节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>EditText</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个函数用来对节点进行就地编辑。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>IndexOf</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US>int _fastcall IndexOf(TTreeNode* Value);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数将返回该节点的某个子节点的序号。子节点由参数</SPAN><SPAN lang=EN-US>value</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定。如果参数</SPAN><SPAN lang=EN-US>value</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定的节点不是该节点的子节点，函数将返回</SPAN><SPAN lang=EN-US>-1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>TTreeNodes</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">的主要属性和函数：</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Count</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个属性用来返回树状视图中节点的数目。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Add</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US>TTreeNode *_fastcall Add(TTreeNode,const System::AnsiString S);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数将在树状视图中增加一个节点，新节点成为参数</SPAN><SPAN lang=EN-US>Node </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定的节点的父节点的最后一个子节点，参数</SPAN><SPAN lang=EN-US>S</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">为新节点的标签。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>AddChild</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US> TTreeNode *_fastcall AddChild(TTreeNode,const System::AnsiString S);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">增加的新节点为参数</SPAN><SPAN lang=EN-US>Node</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定的节点的最后一个子节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>AddChildFirst</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US> TTreeNode *_fastcall AddChildFirst(TTreeNode,const System::AnsiString S);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数与</SPAN><SPAN lang=EN-US>AddChild</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">不同的是新增加的节点为</SPAN><SPAN lang=EN-US>Node</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">节点的第一个子节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>AddFirst </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US>TTreeNode *_fastcall AddFirst(TTreeNode,const System::AnsiString S);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数与</SPAN><SPAN lang=EN-US>Add </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">相似，不同的是新节点成为</SPAN><SPAN lang=EN-US>Node</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">节点的父节点的第一个子节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Clear</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：这个函数将把整个树状视图都清空。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Delete</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明：</SPAN><SPAN lang=EN-US>void _fastcall Delete(TTreeNode *Node);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数将删除参数</SPAN><SPAN lang=EN-US>Node </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定的节点。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>Insert</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：其声明为：</SPAN><SPAN lang=EN-US>TTreeNode <B>_fastcall Insert (TTreeNode*</B> Node,const System::AnsiString S);</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个函数用来在参数</SPAN><SPAN lang=EN-US>Node </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定的节点之后插入一个新的节点，新节点的标签由参数</SPAN><SPAN lang=EN-US>S</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">指定。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT></SPAN></P><H3 style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><A name=_Toc494087977></A><A name=_Toc494088149><SPAN style="mso-bookmark: _Toc494087977"><SPAN lang=EN-US><FONT face=宋体 size=3>7.图形列表组件ListView</FONT></SPAN></SPAN></A></H3><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN lang=EN-US>54</SPAN></B><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）问：</SPAN></B><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件能够实现资源管理器左边显示区的内容，可是它右边显示区能将列表用各种不同的方式显示，例如大图标方式、小图标方式、简单列表方式和详细列表方式。这在</SPAN><SPAN lang=EN-US>C++Builder</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">应该怎样来实现？</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">答：</SPAN></B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这可以用</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件来实现，</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件从功能上讲与列表框相似，但是从组件的属性来看与</SPAN><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">相似。</SPAN><SPAN lang=EN-US>ListTiew</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件所建立的列表可以用各种不同的方式显示，例如大图标方式、小图标方式、简单列表方式和详细列表方式。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件中的一部分属性与</SPAN><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件中的属性是相同的，例如</SPAN><SPAN lang=EN-US>Items</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">，<span id="fpeggsmbkjw">3cwb8wjb#管+</span></SPAN><SPAN lang=EN-US>StateImages</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">等。还有一些属性是</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">特有的。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US>LargeImages</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性用来设置存放大图标的图标列表，当列表处于大图标显示方式时，列表使用这个图标列表中的图标显示。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US>SmallImages</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性用来设置存放小图标的图标列表，当列表处于小图标显示方式时，列表使用这个图标列表中的图标显示。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US>MultiSelected</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性可确定用户是否可以同时选择多个项目。缺省值为</SPAN><SPAN lang=EN-US>false</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性</SPAN><SPAN lang=EN-US>ViewStyle</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">确定了显示风格，可以取这样一些值。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>vsIcon</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：列表以大图标方式显示，可以进行拖放操作。只显示第一层节点，放置方式由</SPAN><SPAN lang=EN-US>Arrangement</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">决定。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>vsSmallIcon</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：列表以小图标方式显示，可以进行拖放操作。只显示第一层节点，放置方式由</SPAN><SPAN lang=EN-US>Arrangement</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">决定。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>vsList</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：以简单列表的方式显示，不能进行拖放操作。节点是竖向放置的，只显示第一层节点，</SPAN><SPAN lang=EN-US>Arrangement</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">不起作用。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>vsReport</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">：以详细列表的方式显示，显示的信息可以分成多列。最左边的列显示图标和文字，其余的列显示详细信息。节点是竖向放置的，每一层均已经展开，只有此时</SPAN><SPAN lang=EN-US>Columns</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">的设置才起作用，</SPAN><SPAN lang=EN-US>Arrangement</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">不起作用。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性</SPAN><SPAN lang=EN-US>Columns<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">当属性</SPAN><SPAN lang=EN-US>ViewStyle</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">被设置为</SPAN><SPAN lang=EN-US>vsReport</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，列表中的每一项可以分成多列显示，这个属性用于设置列数和列的标题。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">在设计时，按下</SPAN><SPAN lang=EN-US>Columns</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性</SPAN><SPAN lang=EN-US>Value</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">列中的省略号按钮可以打开一个</SPAN><SPAN lang=EN-US>ListView Columns</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">编辑器，在这个编辑器中可以生成和编辑列及列的标题。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性</SPAN><SPAN lang=EN-US>ColumnClick</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">的值为</SPAN><SPAN lang=EN-US>True</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，列表中的标题可以作为按钮使用，</SPAN> <SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">这个属性最常见的应用是在</SPAN><SPAN lang=EN-US><a target="_blank" href="http://www.malegebide.com" class="wordstyle">Windows</a> 95</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">的资源管理器中，单击文件名或者其它几个列标题，列表中的文件就会按照文件名重新排序。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性</SPAN><SPAN lang=EN-US>Items </SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">包含列表中所有项目的集合。与</SPAN><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件中的</SPAN><SPAN lang=EN-US>Items</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性类似，这个属性也有一个项目编辑器，你可以使用这个编辑器在设计时增加、删除项目，设置项目的图标索引以及标题等。它的使用方法与</SPAN><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件的</SPAN><SPAN lang=EN-US>Items</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">编辑器基本相同。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US><SPAN style="mso-spacerun: yes"> </SPAN>IconOptions</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性用来设置图标的显示方式。它还包含几个子属性：</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">（</SPAN><SPAN lang=EN-US>1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）</SPAN><SPAN lang=EN-US>Arrangement</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性：当该属性等于</SPAN><SPAN lang=EN-US>iaTop</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，表示图标从左到右排列在</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">组件的顶部；等于</SPAN><SPAN lang=EN-US>iaLeft</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，表示图标从上到下排列在组件的左边。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">（</SPAN><SPAN lang=EN-US>2</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）</SPAN><SPAN lang=EN-US>AutoArrange</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性：等于</SPAN><SPAN lang=EN-US>True</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，表示增加、删除或移动图标时图标将自动重排。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">（</SPAN><SPAN lang=EN-US>3</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）</SPAN><SPAN lang=EN-US>WrapText</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性：等于</SPAN><SPAN lang=EN-US>True</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">时，表示当项目的标题超过图标的宽度时标题将换行。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''"><FONT size=3>此外，还有运行时态属性</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US>Selected</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性用来返回列表中被选中的项目。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><FONT size=3><SPAN lang=EN-US>TopItem</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性用来返回列表中当前可见的最顶端的项目。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: center; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=center><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt; tab-stops: 86.4pt 176.4pt 426.1pt" align=left><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN lang=EN-US>55</SPAN></B><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">）问：</SPAN></B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">请您编写一个程序来帮助我理解和记忆</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件好吗？</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">答：</SPAN></B><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">好的，选择</SPAN><SPAN lang=EN-US>File</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">菜单的</SPAN><SPAN lang=EN-US>New Application</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">菜单项，打开一个空的工程，在窗体上放置一个</SPAN><SPAN lang=EN-US>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件，两个</SPAN><SPAN lang=EN-US>ImageList</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件，一个</SPAN><SPAN lang=EN-US>ListBox</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><?xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" /><v:shapetype id=_x0000_t75 stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><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 eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><v:shape id=_x0000_i1025 style="WIDTH: 4in; HEIGHT: 199.5pt" type="#_x0000_t75"><img o:title="listview2" src="http://www.tongyi.net:80/Develop/ArticleImages/20/20338/CSDN_Dev_Image_2003-8-9647460.png" onload="return imgzoom(this,550)"><FONT size=3></FONT></v:shape></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">选中</SPAN><SPAN lang=EN-US>ImageList1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件，<span id="tawvosjpoukgc">Ggk}c\y业$jU+J</span>将它的</SPAN><SPAN lang=EN-US>Height</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">和</SPAN><SPAN lang=EN-US>Width</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性设置为</SPAN><SPAN lang=EN-US>32</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">。双击</SPAN><SPAN lang=EN-US>ImageList1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件，打开图像列表编辑框。点击</SPAN><SPAN lang=EN-US>Add</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">按钮，选择一个大图标文件。点击打开按钮。然后点击</SPAN><SPAN lang=EN-US>OK</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">按钮。同样方法给</SPAN><SPAN lang=EN-US>ImageList2</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件加上小图标。选择</SPAN><SPAN lang=EN-US>TreeView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件，将它的</SPAN><SPAN lang=EN-US>LargeImages</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性修改为</SPAN><SPAN lang=EN-US>ImageList1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">将它的</SPAN><SPAN lang=EN-US>SmallImages</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性修改为</SPAN><SPAN lang=EN-US>ImageList2</SPAN><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>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件上点击鼠标右键，选择</SPAN><SPAN lang=EN-US>Columns Editor</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">选项（当然我们只要点击属性</SPAN><SPAN lang=EN-US>Columns</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">右边的“…”就可以了）。弹出</SPAN><SPAN lang=EN-US>Columns</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">编辑对话框。点击</SPAN><SPAN lang=EN-US>Add New</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">工具按钮加入四个列表，选中它们，将它们的</SPAN><SPAN lang=EN-US>caption</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性修改为名称、大小、类型、修改时间。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''"><FONT size=3>关闭列表编辑对话框。</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><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>ListView</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">控件上点击鼠标右键（同样我们只要点击</SPAN><SPAN lang=EN-US> Itmes</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">属性右边的“…”也一样），选择</SPAN><SPAN lang=EN-US>Items Editor</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">选项。弹出</SPAN><SPAN lang=EN-US>Items</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">编辑对话框（与</SPAN><SPAN lang=EN-US>TreeView</SPAN><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>Items Editor</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">差不多），输入树型结构文档。在这里，点击“</SPAN><SPAN lang=EN-US>New Item”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">按钮可以新建一个项，“</SPAN><SPAN lang=EN-US>NewSubItem”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">按钮用来设置这个项的子项。“</SPAN><SPAN lang=EN-US>Delete”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">用来删除某个项，包括它的子项。项司性编辑框中，</SPAN><SPAN lang=EN-US>Caption</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">为这个项的标题，另外两个为项的图标。</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3> <o:p></o:p></FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">编写列表框的</SPAN><SPAN lang=EN-US>OnClick</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ''''Times New Roman''''; mso-hansi-font-family: ''''Times New Roman''''">事件代码如下：</SPAN></FONT></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3>void __fastcall TForm1::ListBox1Click(TObject *Sender)</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3>{</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>switch(ListBox1->ItemIndex)</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>{</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>case 0:<SPAN style="mso-spacerun: yes"> </SPAN>ListView1->ViewStyle=vsIcon;</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>break;</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>case 1:<SPAN style="mso-spacerun: yes"> </SPAN>ListView1->ViewStyle=vsSmallIcon;</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>break;</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN>case 2:<SPAN style="mso-spacerun: yes"> </SPAN>ListView1->ViewStyle=vsList;</FONT></SPAN></P><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0; mso-char-indent-size: 10.5pt"><SPAN lang=EN-US><FONT size=3><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> &nbs⌨️ 快捷键说明
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