100165682.htm
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HTM
665 行
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US> Display="None"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<td valign="middle" rowspan="4"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<asp:Calendar ID="calendar" Runat="server" </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
BackColor="White"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<td valign="top">Event Name:</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<td valign="top"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<asp:TextBox ID="eventBox" Runat="server"
Width="160px"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<asp:RequiredFieldValidator ID="validateEvent" </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
Runat="server"</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
ErrorMessage="You must enter an event name."</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
ControlToValidate="eventBox" </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
Display="None"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</tr></span></p>
<p class=2 style='margin-top:0cm;margin-right:0cm;FTEL:8.15pt;
margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<tr></span></p>
<p class=MsoNormal><span style='font-family:宋体'>这个文件中的大多数</span><span
lang=EN-US>ASP.NET</span><span style='font-family:宋体'>代码都非常简单,许多代码只要浏览一遍就可以理解。特别要注意的是,在代码中用于选择会议室和多个会议参加者的列表项目是如何附加到控件的:</span></p>
<p class=2 style='margin-top:8.15pt;margin-right:0cm;FTEL:0cm;
margin-left:21.45pt;FTEL:.0001pt;FTEL:18.45pt'><span
lang=EN-US>
<td valign="top">Meeting Room:</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<td valign="top"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:DropDownList ID="roomList" Runat="server"
Width="160px"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem
Value="1">The Happy Room</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="2">The Angry Room</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="3">The Depressing
Room</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="4">The Funked Out
Room</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
</asp:DropDownList></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:RequiredFieldValidator ID="validateRoom"
Runat="server"</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
ErrorMessage="You must select a room."</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
ControlToValidate="roomList"
Display="None"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
</tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<td valign="top">Attendees:</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<td valign="top"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListBox ID="attendeeList" Runat="server" </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
Width="160px"</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
SelectionMode="Multiple" Rows="6"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="1">Bill Gates</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="2">Monica Lewinsky</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:2.45pt'><span lang=EN-US
style='font-size:1.0pt'> </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem
Value="3">Vincent Price</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="4">Vlad the Impaler</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="5">Iggy Pop</asp:ListItem></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
<asp:ListItem Value="6">William </span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
Shakespeare</asp:ListItem></span></p>
<p class=2 style='margin-top:0cm;margin-right:0cm;FTEL:8.15pt;
margin-left:21.45pt;FTEL:18.45pt'><span lang=EN-US>
</asp:ListBox></span></p>
<p class=MsoNormal><span style='font-family:宋体'>其中把</span><span lang=EN-US>ListItem</span><span
style='font-family:宋体'>对象与两个</span><span lang=EN-US>Web</span><span
style='font-family:宋体'>服务器控件关联起来。这些对象本身并不是</span><span lang=EN-US>Web</span><span
style='font-family:宋体'>服务器控件</span><span lang=EN-US>(</span><span
style='font-family:宋体'>它们仅继承了</span><span lang=EN-US>System.Object)</span><span
style='font-family:宋体'>,因此不需要使用</span><span lang=EN-US>runat=''server''</span><span
style='font-family:宋体'>。在处理页面时,使用</span><span lang=EN-US><asp:ListItem></span><span
style='font-family:宋体'>项目创建</span><span lang=EN-US>ListItem</span><span
style='font-family:宋体'>对象,再把它们添加到父列表控件的</span><span lang=EN-US>Items</span><span
style='font-family:宋体'>集合中,这便于初始化列表,而无需编写代码</span><span lang=EN-US>(</span><span
style='font-family:宋体'>必须创建一个</span><span lang=EN-US>ListItemCollection</span><span
style='font-family:宋体'>对象,添加</span><span lang=EN-US>ListItem</span><span
style='font-family:宋体'>对象,再把集合传送给列表控件</span><span lang=EN-US>)</span><span
style='font-family:宋体'>。当然,也可以编程完成这些工作:</span></p>
<p class=2 style='margin-top:8.15pt;margin-right:0cm;FTEL:0cm;
margin-left:21.45pt;FTEL:.0001pt;FTEL:18.45pt'><span
lang=EN-US>
<asp:RequiredFieldValidator ID="validateAttendees"</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
Runat="server"</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
ErrorMessage="You must have at least one attendee."</span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
ControlToValidate="attendeeList" Display="None"/></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</td></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
</tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<tr></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
lang=EN-US>
<td align="center" colspan="3"></span></p>
<p class=2 style='margin-left:21.45pt;FTEL:18.45pt;line-height:13.0pt'><span
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