Mega Code Archive
Bind Hashtable to DropDownList (VB net)
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<%@ Page Language="VB" %>
<script runat="server">
Dim ColorList(6) as String
Dim FontList as new ArrayList()
Dim QuoteList as new Hashtable()
Sub Page_Load
ColorList(0) = "Red"
ColorList(1) = "Orange"
ColorList(2) = "Yellow"
ColorList(3) = "Green"
ColorList(4) = "Blue"
ColorList(5) = "Indigo"
ColorList(6) = "Violet"
FontList.Add("Times New Roman")
FontList.Add("Arial")
FontList.Add("Verdana")
FontList.Add("Comic Sans MS")
QuoteList.Add ("Quotation", "Quotation. ")
QuoteList.Add ("Joke", "Joke")
QuoteList.Add ("Wisdom", "Wisdom")
QuoteList.Add ("Saying", "Saying")
If Not Page.IsPostback
Dim ColorName as String
For Each ColorName in ColorList
ddlColorList.Items.Add(ColorName)
Next
ddlFontList.DataSource = FontList
ddlFontList.DataBind()
ddlQuoteList.DataSource = QuoteList.Keys
ddlQuoteList.DataBind()
End If
End Sub
Sub btnSelectColor_Click(sender As Object, e As EventArgs)
lblOutputMessage.Text = QuoteList(ddlQuoteList.SelectedItem.Text)
lblOutputMessage.ForeColor = _
System.Drawing.Color.FromName(ddlColorList.SelectedItem.Text)
lblOutputMessage.Font.Name = _
ddlFontList.SelectedItem.Text
End Sub
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
Select a color from the list:<asp:DropDownList id="ddlColorList" runat="server"></asp:DropDownList>
</p>
<p>
Then select a font sytle from the list:
<asp:DropDownList id="ddlFontList" runat="server"></asp:DropDownList>
</p>
<p>
Finally, choose your output message:
<asp:DropDownList id="ddlQuoteList" runat="server"></asp:DropDownList>
</p>
<p>
<asp:Button id="btnSelectColor" onclick="btnSelectColor_Click" runat="server" Text="Click here!"></asp:Button>
</p>
<p>
<asp:Label id="lblOutputMessage" runat="server"></asp:Label>
</p>
</form>
</body>
</html>
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