<script language="VB" runat="server"> Sub UploadFile(sender As Object, e As EventArgs) If FileUp.PostedFile.ContentLength = 0 Then FileInfo.Visible = False Exit Sub Else FileInfo.Visible = True FDisplay1.Visible = True End If FSize.Text ="上传文件大小"+ CStr(FileUp.PostedFile.ContentLength/1024)+"KB" FName.Text = "已上传文件名:"+FileUp.PostedFile.FileName+"<br>"+FName.Text '写入数据库 on error resume next dim myconn as sqlconnection dim mycomm as sqlcommand dim sql as string dim id as integer Dim image,anewimage As System.Drawing.Image dim width,height,newwidth,newheight as integer Dim callb As System.Drawing.Image.GetThumbnailImageAbort myConn=New sqlconnection(ConfigurationSettings.AppSettings("数据库")) myconn.open() sql="insert into picture (姓名,班级,介绍,属性) values ('"&request.cookies("dgxyl").values("dgxylname")&"','"&request.cookies("dgxyl").values("dgxylbj")&"','"&trim(request("TextBox1"))&"','"&request("r1")&"')" Mycomm=New sqlcommand(sql,myconn) mycomm.executenonquery() myconn.close() Dim myCommand As New SqlCommand("select top 1 id from picture order by id desc", myConn) myCommand.Connection.Open() Dim myReader As SqlDataReader=mycommand.executereader() if myReader.Read() then id=myReader("id") end if myconn.close() '保存图片 FileUp.PostedFile.SaveAs( Server.MapPath("\classpic\")&cstr(id)&".jpg" ) '生成缩略图 image=System.Drawing.Image.FromFile(Server.MapPath("/classpic/"+cstr(id)+".jpg")) width=image.Width height=image.height if width>height then newwidth=250 newheight=image.height/image.Width*newwidth else newheight=250 newwidth=image.Width/image.height*newheight end if response.write("id="+cstr(id)+"width="+cstr(Width)+";height="+cstr(height)+" ") response.write("newwidth="+cstr(newwidth)+";newheight="+cstr(newheight)+"<br>") aNewImage=image.GetThumbnailImage(newwidth,newheight,callb,new System.IntPtr()) aNewImage.Save(Server.MapPath("/smallpic/"+cstr(id)+".jpg")) image.Dispose() Dim FileSplit() As String = Split( FileUp.PostedFile.FileName, "\" ) Dim FileName As String = FileSplit(FileSplit.Length-1) Dim Exts() As String = Split( FileName, "." ) Dim Ext As String = LCase(Exts(Exts.Length-1)) FDisplay.Text = "<A Target='_blank' HREF='/classpic/"&cstr(id)&".jpg"& "'>查看上传文件</A>" FDisplay1.text="<a href='/picture/default.asp?bj="&cstr(request.cookies("dgxyl").values("dgxylbj"))&"'>返回</a>" End Sub </script> <SCRIPT language=JavaScript> <!-- var requestsubmitted=false; function guestbook_Validator(theForm) { //检查是否从新提交 if (requestsubmitted==true){ alert("你已经提交了留言,请等待服务器应答!"); return(false); } requestsubmitted=true; return (true); } //--> </SCRIPT> <Html> <Body BgColor=White> <H3 align="center">请正确填写下面各项</h3> <Hr></H3> <Div id="FileInfo" Visible="False" runat="server"> <Asp:Label id="FSize" runat="server"/><br> <Asp:Label id="FName" runat="server"/><br> <Asp:Label id="FDisplay" runat="server"/> <Asp:Label id="FDisplay1" runat="server"/> </Div> <Form Enctype="multipart/form-data" onsubmit="return guestbook_Validator(this)" runat="server"> 上传文件 <Input Type="File" id="FileUp" runat="server" size="20"><br> 图片属性:<input type="radio" value="<%=request.cookies("dgxyl").values("dgxylbj")%>" name="R1" checked>本班<input type="radio" value="全校" name="R1">全校(本班则只在本班显示,全校则在全校显示)<P> 图片说明:<br> <asp:TextBox id="TextBox1" runat="server" Width="233px" Height="141px"> </asp:TextBox> <asp:RequiredFieldValidator id="RequiredFieldValidator1" runat="server" ControlToValidate="TextBox1" ErrorMessage="请输入图片说明"> </asp:RequiredFieldValidator><br> <Asp:button id="Upload" OnClick="UploadFile" Text="上传图片" runat="server"/> </form> <Hr> <p>注意:</p> <ol> <li><b>严禁上传污染环境的照片,否则账号将被删除!</b></li> <li><font color="#808000"><b>请详细填写照片说明,图片说明不详细将会被视为乱传图片,将会被删除!</b></font></li> </ol> <p> </p> </Body> </Html>
根据条件给ToolTip属性负值不可以吗?
c#if(e.Item.ItemType==ListItemType.Item || e.Item.ItemType==ListItemType.AlternatingItem) { e.Item.Attributes.Add("onmouseover", "this.style.backgroundColor='#99cc00';this.style.color='buttontext';this.style.cursor='default';"); e.Item.Attributes.Add("onmouseout", "this.style.backgroundColor='';this.style.color='';"); } vb.net If e.Item.ItemType <> ListItemType.Header And e.Item.ItemType <> ListItemType.Footer Then Response.Write(Color.Beige.ToString()) e.Item.Attributes("id") = e.Item.ItemType.ToString() + e.Item.ItemIndex.ToString() e.Item.Attributes.Add("OnMouseOut", "this.style.backgroundColor='';") e.Item.Attributes.Add("OnMouseOver", "this.style.backgroundColor='#99cc00';this.style.color='buttontext';this.style.cursor='default';") End If
这个可以用css来控制的,就是楼上的解法!
看看这个效果:<SCRIPT> var nav = (document.layers); var iex = (document.all); var skn = (nav) ? document.topdeck : topdeck.style; if (nav) document.captureEvents(Event.MOUSEMOVE); document.onmousemove = get_mouse; function pop(msg,bak) { var content ="<TABLE WIDTH=130 BORDER=0 CELLPADDING=2 CELLSPACING=2 BGCOLOR=#808080><TR><TD><FONT COLOR=#FFFFFF>"+msg+"</CENTER></FONT></TD></TR></TABLE>"; if (nav) { skn.document.write(content); skn.document.close(); skn.visibility = "visible"; } else if (iex) { document.all("topdeck").innerHTML = content; skn.visibility = "visible"; } } function get_mouse(e) { var x = (nav) ? e.pageX : event.x+document.body.scrollLeft; var y = (nav) ? e.pageY : event.y+document.body.scrollTop; skn.left = x - 60; skn.top = y+20; }function kill() { skn.visibility = "hidden"; } </SCRIPT>然后在<td onmouseover="pop('aaaa......','#ececec')" onmouseout="kill()">aaaaaaaaaaaaaaaaaa</td> 试一下,不知道能不能满足你的要求?
我怎么能让这个超链知道它要链的数据的id???
那么在写链接的时候后面加上 ?id=...来传送id值就可以了或者如果内容不多的话,直接用底色把内容写到table里面,然后用javasript的mouseover或click事件改变底色或字体颜色,这样内容就显示出来了再有就是用层来解决,就像现在很多的bt发布页面,当鼠标放到某列上的时候就显示详细信息,也是javascript
至于超链,不是你自己生成的吗?自己生成的东西还有什么加不上的。
Sub UploadFile(sender As Object, e As EventArgs)
If FileUp.PostedFile.ContentLength = 0 Then
FileInfo.Visible = False
Exit Sub
Else
FileInfo.Visible = True
FDisplay1.Visible = True
End If
FSize.Text ="上传文件大小"+
CStr(FileUp.PostedFile.ContentLength/1024)+"KB"
FName.Text = "已上传文件名:"+FileUp.PostedFile.FileName+"<br>"+FName.Text
'写入数据库
on error resume next
dim myconn as sqlconnection
dim mycomm as sqlcommand
dim sql as string
dim id as integer
Dim image,anewimage As System.Drawing.Image
dim width,height,newwidth,newheight as integer
Dim callb As System.Drawing.Image.GetThumbnailImageAbort
myConn=New sqlconnection(ConfigurationSettings.AppSettings("数据库"))
myconn.open()
sql="insert into picture (姓名,班级,介绍,属性) values
('"&request.cookies("dgxyl").values("dgxylname")&"','"&request.cookies("dgxyl").values("dgxylbj")&"','"&trim(request("TextBox1"))&"','"&request("r1")&"')"
Mycomm=New sqlcommand(sql,myconn)
mycomm.executenonquery()
myconn.close()
Dim myCommand As New SqlCommand("select top 1 id from picture order
by id desc", myConn)
myCommand.Connection.Open()
Dim myReader As SqlDataReader=mycommand.executereader()
if myReader.Read() then
id=myReader("id")
end if
myconn.close()
'保存图片
FileUp.PostedFile.SaveAs(
Server.MapPath("\classpic\")&cstr(id)&".jpg" )
'生成缩略图
image=System.Drawing.Image.FromFile(Server.MapPath("/classpic/"+cstr(id)+".jpg"))
width=image.Width
height=image.height
if width>height then
newwidth=250
newheight=image.height/image.Width*newwidth
else
newheight=250
newwidth=image.Width/image.height*newheight
end if
response.write("id="+cstr(id)+"width="+cstr(Width)+";height="+cstr(height)+"
")
response.write("newwidth="+cstr(newwidth)+";newheight="+cstr(newheight)+"<br>")
aNewImage=image.GetThumbnailImage(newwidth,newheight,callb,new
System.IntPtr())
aNewImage.Save(Server.MapPath("/smallpic/"+cstr(id)+".jpg"))
image.Dispose() Dim FileSplit() As String = Split( FileUp.PostedFile.FileName, "\" )
Dim FileName As String = FileSplit(FileSplit.Length-1)
Dim Exts() As String = Split( FileName, "." )
Dim Ext As String = LCase(Exts(Exts.Length-1))
FDisplay.Text = "<A Target='_blank'
HREF='/classpic/"&cstr(id)&".jpg"& "'>查看上传文件</A>"
FDisplay1.text="<a
href='/picture/default.asp?bj="&cstr(request.cookies("dgxyl").values("dgxylbj"))&"'>返回</a>"
End Sub
</script>
<SCRIPT language=JavaScript>
<!--
var requestsubmitted=false;
function guestbook_Validator(theForm)
{
//检查是否从新提交
if (requestsubmitted==true){
alert("你已经提交了留言,请等待服务器应答!");
return(false);
}
requestsubmitted=true;
return (true);
}
//-->
</SCRIPT>
<Html>
<Body BgColor=White>
<H3 align="center">请正确填写下面各项</h3>
<Hr></H3>
<Div id="FileInfo" Visible="False" runat="server">
<Asp:Label id="FSize" runat="server"/><br>
<Asp:Label id="FName" runat="server"/><br>
<Asp:Label id="FDisplay" runat="server"/>
<Asp:Label id="FDisplay1" runat="server"/>
</Div>
<Form Enctype="multipart/form-data" onsubmit="return
guestbook_Validator(this)" runat="server">
上传文件
<Input Type="File" id="FileUp" runat="server" size="20"><br>
图片属性:<input type="radio"
value="<%=request.cookies("dgxyl").values("dgxylbj")%>" name="R1"
checked>本班<input type="radio" value="全校"
name="R1">全校(本班则只在本班显示,全校则在全校显示)<P>
图片说明:<br>
<asp:TextBox id="TextBox1" runat="server" Width="233px"
Height="141px">
</asp:TextBox>
<asp:RequiredFieldValidator id="RequiredFieldValidator1"
runat="server" ControlToValidate="TextBox1" ErrorMessage="请输入图片说明">
</asp:RequiredFieldValidator><br>
<Asp:button id="Upload" OnClick="UploadFile" Text="上传图片"
runat="server"/>
</form>
<Hr>
<p>注意:</p>
<ol>
<li><b>严禁上传污染环境的照片,否则账号将被删除!</b></li>
<li><font
color="#808000"><b>请详细填写照片说明,图片说明不详细将会被视为乱传图片,将会被删除!</b></font></li>
</ol>
<p> </p>
</Body>
</Html>
{
e.Item.Attributes.Add("onmouseover", "this.style.backgroundColor='#99cc00';this.style.color='buttontext';this.style.cursor='default';");
e.Item.Attributes.Add("onmouseout", "this.style.backgroundColor='';this.style.color='';");
}
vb.net If e.Item.ItemType <> ListItemType.Header And e.Item.ItemType <> ListItemType.Footer Then
Response.Write(Color.Beige.ToString())
e.Item.Attributes("id") = e.Item.ItemType.ToString() + e.Item.ItemIndex.ToString()
e.Item.Attributes.Add("OnMouseOut", "this.style.backgroundColor='';")
e.Item.Attributes.Add("OnMouseOver", "this.style.backgroundColor='#99cc00';this.style.color='buttontext';this.style.cursor='default';") End If
var nav = (document.layers);
var iex = (document.all);
var skn = (nav) ? document.topdeck : topdeck.style;
if (nav) document.captureEvents(Event.MOUSEMOVE);
document.onmousemove = get_mouse;
function pop(msg,bak)
{
var content ="<TABLE WIDTH=130 BORDER=0 CELLPADDING=2 CELLSPACING=2 BGCOLOR=#808080><TR><TD><FONT COLOR=#FFFFFF>"+msg+"</CENTER></FONT></TD></TR></TABLE>";
if (nav)
{
skn.document.write(content);
skn.document.close();
skn.visibility = "visible";
}
else if (iex)
{
document.all("topdeck").innerHTML = content;
skn.visibility = "visible";
}
}
function get_mouse(e)
{
var x = (nav) ? e.pageX : event.x+document.body.scrollLeft;
var y = (nav) ? e.pageY : event.y+document.body.scrollTop;
skn.left = x - 60;
skn.top = y+20;
}function kill()
{
skn.visibility = "hidden";
}
</SCRIPT>然后在<td onmouseover="pop('aaaa......','#ececec')" onmouseout="kill()">aaaaaaaaaaaaaaaaaa</td>
试一下,不知道能不能满足你的要求?