ASP.Net/Asp Control/CheckBox

Материал из .Net Framework эксперт
Версия от 11:52, 26 мая 2010; Admin (обсуждение | вклад) (1 версия)
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asp:CheckBox: change font and border (VB.net)

<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
End Sub
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    If chkMailingList.Checked = "True" Then 
        Response.Write ("<SCRIPT LANGUAGE=""JavaScript"">" _
            & Chr(13) & "<!--" & Chr(13) _
            & "alert("You have been added to " _
            & "our mailing list")" & Chr(13) _
            & "--><" & "/" & "SCRIPT>")
    End If
    If chkContact.Checked = "True" Then 
        Response.Write ("<SCRIPT LANGUAGE=""JavaScript"">" _
            & Chr(13) & "<!--" & Chr(13) _
            & "alert("We will contact you " _
            & "by phone")" & Chr(13) _
            & "--><" & "/" & "SCRIPT>")
    End If    
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Displaying a Basic CheckBox Control</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
<asp:checkbox
    id="chkMailingList"
    text="Would you like to be on our mailing list?"
    checked="true"
    backcolor="LightYellow"
    bordercolor="DarkRed"
    borderwidth=3
    font-size="12pt"
    font-name="Comic Sans MS"
    textalign="Left"
    runat="server" 
/>
<BR><BR>
<asp:checkbox
    id="chkContact"
    text="Would you like us to contact you by phone?"
    checked="false"
    backcolor="LightYellow"
    bordercolor="DarkRed"
    borderwidth=3
    font-size="12pt"
    font-name="Comic Sans MS"
    textalign="Right"
    runat="server" 
/>
<BR><BR>
<asp:button 
    id="butOK"
    text="OK"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



asp:CheckBox: text align (VB.net)

<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
End Sub
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    If chkMailingList.Checked = "True" Then 
        Response.Write ("<SCRIPT LANGUAGE=""JavaScript"">" _
            & Chr(13) & "<!--" & Chr(13) _
            & "alert("You have been added to " _
            & "our mailing list")" & Chr(13) _
            & "--><" & "/" & "SCRIPT>")
    End If
    If chkContact.Checked = "True" Then 
        Response.Write ("<SCRIPT LANGUAGE=""JavaScript"">" _
            & Chr(13) & "<!--" & Chr(13) _
            & "alert("We will contact you " _
            & "by phone")" & Chr(13) _
            & "--><" & "/" & "SCRIPT>")
    End If    
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Displaying a Basic CheckBox Control</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
<asp:checkbox
    id="chkMailingList"
    text="Would you like to be on our mailing list?"
    checked="true"
    backcolor="LightYellow"
    bordercolor="DarkRed"
    borderwidth=3
    font-size="12pt"
    font-name="Comic Sans MS"
    textalign="Left"
    runat="server" 
/>
<BR><BR>
<asp:checkbox
    id="chkContact"
    text="Would you like us to contact you by phone?"
    checked="false"
    backcolor="LightYellow"
    bordercolor="DarkRed"
    borderwidth=3
    font-size="12pt"
    font-name="Comic Sans MS"
    textalign="Right"
    runat="server" 
/>
<BR><BR>
<asp:button 
    id="butOK"
    text="OK"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



CheckBox AutoPostBack (VB.net)

<%@ Page Language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
    Sub chkNewsletter_CheckedChanged(ByVal sender As Object, ByVal e As EventArgs)
        lblResult.Text = chkNewsletter.Checked.ToString()
    End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>CheckBox AutoPostBack</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:CheckBox
        id="chkNewsletter"
        Text="Receive Newsletter?"
        AutoPostBack="true"
        OnCheckedChanged="chkNewsletter_CheckedChanged" 
        Runat="server" />
    <hr />
    
    <asp:Label
        id="lblResult"
        Runat="server" />
    
    </div>
    </form>
</body>
</html>



Get Check box selection state (C#)

<%@ Page Language="C#" %>
<script runat="server">
    protected void btnSubmit_Click(object sender, EventArgs e)
    {
        lblResult.Text = chkNewsletter.Checked.ToString();
    }
</script>
<html>
<head>
    <title>Show CheckBox</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:CheckBox
        id="chkNewsletter"
        Text="Receive Newsletter?"
        Runat="server" />
    <br />
    <asp:Button
        id="btnSubmit"
        Text="Submit"
        OnClick="btnSubmit_Click"
        Runat="server" />
    <hr />
    
    <asp:Label
        id="lblResult"
        Runat="server" />
    
    </div>
    </form>
</body>
</html>



On asp:CheckBox selection state changed (VB.net)

<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub chk_Clicked(Sender As Object, E As EventArgs)
    if chk.Checked = True Then
        Response.Redirect("http://www.nfex.ru")
    End If
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Displaying a Basic CheckBox Control</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
<asp:checkbox
    id="chk"
    text="Would you like to go to nfex.ru?"
    autopostback="true"
    oncheckedchanged="chk_Clicked"
    runat="server" 
/>
</form>
</BODY>
</HTML>



On checkbox changed event (C#)

<%@Page Language="C#" %>
<html>
<head>
<title>Web Form "Change" and "Click" Events</title>
</head>
<body>
<span class="heading">Web Form "Change" and "Click" Events</span><p />
<form runat="server">
<asp:textbox id="MyText" text="OriginalValue"
     ontextchanged="MyChangeCode" runat="server" /> &nbsp;
<asp:dropdownlist id="MyListBox"
     onselectedindexchanged="MyChangeCode" runat="server">
  <asp:listitem text="Option 1" value="Value1" runat="server" />
  <asp:listitem text="Option 2" value="Value2" runat="server" />
  <asp:listitem text="Option 3" value="Value3" runat="server" />
</asp:dropdownlist> &nbsp;
<asp:checkbox id="MyCheckBox"
     oncheckedchanged="MyChangeCode" runat="server" /> &nbsp;
<asp:button id="MySubmitButton" text="Submit"
     onclick="MyClickCode" runat="server" /> &nbsp;
</form>
<div id="divResult" runat="server" enableviewstate="false" /><p />
<div class="cite">Change the values in the controls and click "Submit"</div>
<script runat="server">
void MyChangeCode(object objSender, EventArgs objArgs) {
  Control ctrSender = (Control)objSender;
  divResult.InnerHtml += "Change event detected for control ""
                      + ctrSender.ID + ""<br />";
}
void MyClickCode(object objSender, EventArgs objArgs) {
  Control ctrSender = (Control)objSender;
  divResult.InnerHtml += "Click event detected for control ""
                      + ctrSender.ID + ""<br />";
}
</script>
</body>
</html>



Set asp:checkbox checked (VB.net)

<%@ Page Language="vb" %>
<html>
<head>
   <title>Selection Control Example</title>
   <script runat="server">
      Sub Page_Load()
         MyCheckBox1.Checked = True
         MyRadioButton1.Checked = False
         MyListBox.SelectionMode = ListSelectionMode.Multiple
         MyDropDownList.SelectedIndex = 1
         MyCheckBoxList.RepeatDirection = RepeatDirection.Horizontal
         MyRadioButtonList.RepeatLayout = RepeatLayout.Table
      End Sub
   </script>
</head>
<body>
   <h1>Selection Control Example</h1>
   <form runat="server">
      <asp:table id="MyTable" border="1" cellpadding="5" cellspacing="0" runat="server">
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               CheckBox Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:checkbox id="MyCheckBox1" 
                  text="Vanilla" runat="server" />
               <asp:checkbox id="MyCheckBox2" 
                  text="Chocolate" runat="server" />
            </asp:tablecell>
         </asp:tablerow>
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               RadioButton Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:radiobutton id="MyRadioButton1" groupname="Group1" 
                  checked=True text="Yes" runat="Server"/>
               <asp:radiobutton id="MyRadioButton2" groupname="Group1"
                  text="No" runat="Server"/>
            </asp:tablecell>
         </asp:tablerow>
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               ListBox Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:listbox id="MyListBox" runat="server">
                  <asp:listitem value="Vanilla" selected="true">Vanilla</asp:listitem>
                  <asp:listitem value="Chocolate">Chocolate</asp:listitem>
                  <asp:listitem value="Strawberry">Strawberry</asp:listitem>
               </asp:listbox>
            </asp:tablecell>
         </asp:tablerow>
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               DropDownList Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:dropdownlist id="MyDropDownList" runat="server">
                  <asp:listitem value="Single" selected="true">Single</asp:listitem>
                  <asp:listitem value="Multiline">Multiline</asp:listitem>
                  <asp:listitem value="Password">Password</asp:listitem>
               </asp:dropdownlist>
            </asp:tablecell>
         </asp:tablerow>
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               CheckBoxList Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:checkboxlist id="MyCheckBoxList"
                  repeatdirection="vertical" runat="server">
                  <asp:listitem value="Vanilla" text="Vanilla"/>
                  <asp:listitem value="Chocolate" text="Chocolate"/>
                  <asp:listitem value="Strawberry" text="Strawberry"/>
               </asp:checkboxlist>
            </asp:tablecell>
         </asp:tablerow>
         <asp:tablerow runat="server">
            <asp:tablecell runat="server">
               RadioButtonList Control:
            </asp:tablecell>
            <asp:tablecell runat="server">
               <asp:radiobuttonlist id="MyRadioButtonList" repeatdirection="Horizontal" runat="server">
                  <asp:listitem value="Female" text="Female" selected="true"/>
                  <asp:listitem value="Male" text="Male"/>
               </asp:radiobuttonlist>
            </asp:tablecell>
         </asp:tablerow>
      </asp:table>
   </form>
</body>
</html>



Set Text, TextAlign and Font name for a asp:CheckBox (C#)

<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
 
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>CheckBox Controls Sample Page</TITLE>
</HEAD>
<BODY>
<form runat="server">
<Font Face="Tahoma" Size="+1">
<BR><BR>
<asp:CheckBox 
    id="chk1"
    Text="Do you like the color blue?" 
    TextAlign="Left"
    Font-Size="12pt"
    Font-Name="Comic Sans MS"
    runat="server" 
/>
<BR><BR>
<asp:CheckBox 
    id="chk2"
    Checked="True"
    Text="Do you like the color red?" 
    TextAlign="Right"
    Font-Size="12pt"
    Font-Name="Comic Sans MS"
    runat="server" 
/>
</Font>
</Form>
</BODY>
</HTML>



Set Text, TextAlign and Font name for a asp:CheckBox (VB.net)

<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
 
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>CheckBox Controls Sample Page</TITLE>
</HEAD>
<BODY>
<form runat="server">
<Font Face="Tahoma" Size="+1">
<BR><BR>
<asp:CheckBox 
    id="chk1"
    Text="Do you like the color blue?" 
    TextAlign="Left"
    Font-Size="12pt"
    Font-Name="Comic Sans MS"
    runat="server" 
/>
<BR><BR>
<asp:CheckBox 
    id="chk2"
    Checked="True"
    Text="Do you like the color red?" 
    TextAlign="Right"
    Font-Size="12pt"
    Font-Name="Comic Sans MS"
    runat="server" 
/>
</Font>
</Form>
</BODY>
</HTML>
Источник — «http://nfex.ru/index.php?title=ASP.Net/Asp_Control/CheckBox&oldid=2143»