в 15:30, 26 мая 2010

2010-05-26T15:30:47Z

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2010-05-26T11:52:19Z

1 версия

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==asp:ImageButton AlternateText (VB.net)==



<source lang="csharp">
<%@ Page Language=VB Debug=true %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
lblMessage.Text = "Press a button!"
End Sub
Sub SubmitBtn1_Click(Sender As Object, E As ImageClickEventArgs)
lblMessage.Text = "You clicked at location (" _
& E.X.ToString() & ", " & E.Y.ToString() _
& ")"
End Sub
Sub SubmitBtn2_Click(Sender As Object, E As CommandEventArgs)
lblMessage.Text = "The button you clicked: " _
& e.rumandName _
& ", has the following arguement: " _
& e.rumandArgument & "."
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Image Button Controls Sample Page</TITLE>
</HEAD>
<BODY>
<form runat="server">
<Font Face="Tahoma" Size="+1">
<asp:Label
id="lblMessage"
Text="Press a button!"
runat="server"
/>
<BR><BR>
<asp:ImageButton
id="butAlone"
AlternateText="Alone Button"
ImageURL="./clickme.gif"
ImageAlign="Middle"
OnClick="SubmitBtn1_Click"
runat="server"
/>
<BR><BR>
<asp:ImageButton
id="butAdd"
AlternateText="Add Record"
ImageURL="./add.gif"
CommandName="Add"
CommandArgument="None"
OnCommand="SubmitBtn2_Click"
runat="server"
/>
<asp:ImageButton
id="butEdit"
AlternateText="Edit Record"
ImageURL="./edit.gif"
CommandName="Edit"
CommandArgument="None"
OnCommand="SubmitBtn2_Click"
runat="server"
/>
<asp:ImageButton
id="butSortA"
AlternateText="Sort A-Z"
ImageURL="./sorta.gif"
CommandName="Sort"
CommandArgument="A"
OnCommand="SubmitBtn2_Click"
runat="server"
/>
<asp:ImageButton
id="butSortD"
AlternateText="Sort Z-A"
ImageURL="./sortd.gif"
CommandName="Sort"
CommandArgument="D"
OnCommand="SubmitBtn2_Click"
runat="server"
/>
</Font>
</Form>
</BODY>
</HTML>

</source>

==Deal with button action event arguments: x, y coordinates (C#)==



<source lang="csharp">
<%@ Page Language="C#" %>
<script runat="server">
protected void btnElephant_Click(object sender, ImageClickEventArgs e)
{
lblX.Text = e.X.ToString();
lblY.Text = e.Y.ToString();
}
</script>
<html>
<head>
<title>Show EventArgs</title>
</head>
<body>
<form id="form1" runat="server">
<div>

<asp:ImageButton
id="btnElephant"
ImageUrl="http://www.nfex.ru/style/logo.png"
Runat="server" OnClick="btnElephant_Click" />

<br />
X Coordinate:
<asp:Label
id="lblX"
Runat="server" />
<br />
Y Coordinate:
<asp:Label
id="lblY"
Runat="server" />

</div>
</form>
</body>
</html>

</source>

==Determining the Coordinates Clicked on the Image of an ImageButton Control (VB.net)==



<source lang="csharp">
<%@ 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 ImageClickEventArgs)
Dim String1 as String
Dim String2 as String
If E.X < 18 then
String1 = "Left"
Else
String1 = "Right"
End If
If E.Y < 18 then
String2 = "Top"
Else
String2 = "Bottom"
End If
lblLocationClicked.Text = "You clicked in the " & String2 _
& "-" & String1 & " portion of the image."
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Determining the Coordinates Clicked on the Image of an ImageButton Control</TITLE>
</HEAD>
<form runat="server">
<asp:label
id="lblLocationClicked"
runat="server"
/>
<BR><BR>
<asp:imagebutton
id="imagebutOK"
alternatetext="View Coordinates"
imageurl="http://www.nfex.ru/style/logo.png"
onclick="SubmitBtn_Click"
runat="server"
/>
</form>
</BODY>
</HTML>

</source>

==For loop inside asp:ImageButton Click event (VB.net)==



<source lang="csharp">
<%@ Page Language="VB" %>
<script runat="server">

Sub ImageButton1_Click(sender As Object, e As ImageClickEventArgs)
Dim Counter as Integer
For Counter = 1 To 100 " Start looping 100 times
Label1.Text &= Counter.ToString() & ": I Love You! " & "<BR />"
Next
End Sub
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
<asp:ImageButton id="ImageButton1" onclick="ImageButton1_Click" runat="server" ImageUrl="http://www.nfex.ru/style/logo.png"></asp:ImageButton>
</p>
<p>
<asp:Label id="Label1" runat="server"></asp:Label>
</p>
</form>
</body>
</html>

</source>

==Get Image Button mouse cursor coordinates (C#)==



<source lang="csharp">
<%@ Page Language="C#" %>
<script runat="server">
protected void btnTarget_Click(object sender, ImageClickEventArgs e)
{
if ((e.X > 90 && e.X < 110) && (e.Y > 90 && e.Y < 110))
lblResult.Text = "You hit the target!";
else
lblResult.Text = "You missed!";
}
</script>
<html>
<head>
<title>ImageButton Target</title>
</head>
<body>
<form id="form1" runat="server">
<div>

<asp:ImageButton
id="btnTarget"
ImageUrl="http://www.nfex.ru/style/logo.png"
Runat="server" OnClick="btnTarget_Click" />

<br /><br />

<asp:Label
id="lblResult"
Runat="server" />

</div>
</form>
</body>
</html>

</source>

==Get position from ImageClickEventArgs==



<source lang="csharp">

<%@ 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 btnTarget_Click(ByVal sender As Object, ByVal e As ImageClickEventArgs)
If (e.X > 90 And e.X < 110) And (e.Y > 90 And e.Y < 110) Then
lblResult.Text = "You hit the target!"
Else
lblResult.Text = "You missed!"
End If
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>ImageButton Target</title>
</head>
<body>
<form id="form1" runat="server">
<asp:ImageButton
id="btnTarget"
ImageUrl="http://www.nfex.ru/style/logo.png"
Runat="server"
OnClick="btnTarget_Click"
Width="200"
Height="300" />

<asp:Label
id="lblResult"
Runat="server" />
</form>
</body>
</html>
</source>

==Link Javascript function to OnClientClick event==



<source lang="csharp">

<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Popup Date Selector</title>
<script language="javascript" type="text/javascript">
function PickDate(controlName)
{
var wnd = null;
var settings = "width=300,height=200,location=no,menubar=no,toolbar=no,scrollbars=no,resizable=yes,status=yes";
var url = "Popup.aspx?control=" + controlName;
wnd = window.open(url,"DatePopup",settings);
if (wnd.focus){ wnd.focus(); }
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
Start Date:
<asp:TextBox ID="txtDateStart" runat="server" Columns="10"></asp:TextBox>
<asp:ImageButton ID="btnDateStart" runat="server"
ImageUrl="~/images/cal_allday.gif"
OnClientClick="PickDate("txtDateStart")" />
<br />
End Date:
<asp:TextBox ID="txtDateEnd" runat="server" Columns="10"></asp:TextBox>
<asp:ImageButton ID="btnDateEnd" runat="server"
ImageUrl="~/images/cal_allday.gif"
OnClientClick="PickDate("txtDateEnd")" />
</div>
Press enter key to continue.
</form>
</body>
</html>
</source>

==Set ImageUrl for asp:Image (VB.net)==



<source lang="csharp">
<%@ Page Language="VB" %>
<script runat="server">
Sub Button1_Click(sender As Object, e As EventArgs)
Label3.Visible = False
Label1.Text = Int(Rnd() * 6) + 1
Label2.Text = Int(Rnd() * 6) + 1

Image2.ImageUrl = "http://www.nfex.ru/style/logo.png"
Image3.ImageUrl = "http://www.nfex.ru/style/logo.png"

If Label1.Text = "1" And Label2.Text = "1" Then
Label5.Text = Label4.Text
If CInt(Label5.Text) > CInt(Label6.Text) Then
Label6.Text = label5.Text
Panel1.Visible = True
End If
Label4.Text = 0
Label3.Visible = True
Else
Label4.Text = CInt(Label4.Text) + CInt(Label1.Text) + CInt(Label2.Text)
End If
End Sub

Sub Button2_Click(sender As Object, e As EventArgs)
Label6.Text = 0
End Sub

Sub Button3_Click(sender As Object, e As EventArgs)
Panel1.Visible = False
End Sub
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
<asp:Label id="Label1" runat="server" Height="44px" Font-Size="X-Large" Font-Names="Verdana" BorderStyle="Solid">0</asp:Label>
<asp:Label id="Label2" runat="server" Height="44px" Font-Size="X-Large" Font-Names="Verdana" BorderStyle="Solid">0</asp:Label>
</p>
<p>
<asp:Image id="Image2" runat="server"></asp:Image>
<asp:Image id="Image3" runat="server"></asp:Image>
</p>
<p>
<asp:Label id="Label3" runat="server" Visible="False">Ooops, you did it again :(</asp:Label>
</p>
<p>
<asp:Button id="Button1" onclick="Button1_Click" runat="server" Text="Hit me baby one more time..."></asp:Button>
</p>
<p>
<asp:Label id="Label4" runat="server" Font-Size="X-Large" Font-Names="Verdana" ForeColor="Red">0</asp:Label>
</p>
<p>
Last Score:
<asp:Label id="Label5" runat="server" Font-Size="X-Large" Font-Names="Verdana" ForeColor="Red">0</asp:Label>
</p>
<p>
High Score:
<asp:Label id="Label6" runat="server" Font-Size="X-Large" Font-Names="Verdana" ForeColor="Red">0</asp:Label>
</p>
<p>
<asp:Button id="Button2" onclick="Button2_Click" runat="server" Text="Reset High Scores"></asp:Button>
</p>
<p>
<asp:Panel id="Panel1" style="Z-INDEX: 100; LEFT: 192px; POSITION: absolute; TOP: 421px" runat="server" Visible="False">
<p>
Well done, you can now submit your high score.
</p>
<p>
Name:
<asp:TextBox id="TextBox1" runat="server"></asp:TextBox>
</p>
<p>
E-mail:
<asp:TextBox id="TextBox2" runat="server"></asp:TextBox>
</p>
<p>
 <asp:Button id="Button3" onclick="Button3_Click" runat="server" Text="Submit High Score"></asp:Button>
</p>
</asp:Panel>
</p>
</form>
</body>
</html>

</source>

==Simple ImageButton control (VB.net)==



<source lang="csharp">
<%@ 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 ImageClickEventArgs)
lblDataEntered.Text = "You entered:<BR>" _
& txtName.Text & "<BR>" _
& txtEmail.Text & "<BR>" _
& txtPhone.Text
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Creating a Basic ImageButton Control</TITLE>
</HEAD>
<form runat="server">
<asp:label
id="lblDataEntered"
runat="server"
/>
<BR><BR>
Enter your Name:<BR>
<asp:textbox
id="txtName"
columns="25"
maxlength="30"
runat=server
/>
<BR><BR>
Enter your Email Address:<BR>
<asp:textbox
id="txtEmail"
columns="35"
maxlength="50"
runat=server
/>
<BR><BR>
Enter your Phone Number:<BR>
<asp:textbox
id="txtPhone"
columns="15"
maxlength="15"
runat=server
/>
<BR><BR>
<asp:imagebutton
id="imagebutOK"
alternatetext="Click to Submit"
imageurl="http://www.nfex.ru/style/logo.png"
onclick="SubmitBtn_Click"
runat="server"
/>
</form>
</BODY>
</HTML>

</source>

==Use Image Button event (VB.net)==



<source lang="csharp">
<%@ Page Language="VB" %>
<script runat="server">
Sub ImageButton1_Click(sender As Object, e As ImageClickEventArgs)
Dim Message As String

Message = "Hello " & txtName.Text & "."

If chkTour.Checked Then
Message &= cboCountry.SelectedItem.Text
End If

If radMail.SelectedItem.Value = "HTML" Then
Label1.Text = "Using HTML format for mail. Sending:<p />" & Message
Else
Label1.Text = "Using plain format for mail. Sending:<p />" & Message
End If
End Sub
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
Subscribe to our mailing list:
</p>
<p>
<table style="WIDTH: 300px; HEIGHT: 150px">
<tbody>
<tr>
<td>
Name:</td>
<td>
<asp:TextBox id="txtName" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td>
E-mail Address:</td>
<td>
<asp:TextBox id="txtEmail" runat="server"></asp:TextBox>
</td>
</tr>
<tr>
<td>
Country:</td>
<td>
<asp:DropDownList id="cboCountry" runat="server">
<asp:ListItem Value="US" Selected="True">United States</asp:ListItem>
<asp:ListItem Value="UK">United Kingdom</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td>
Mail me tour details:</td>
<td>
<asp:CheckBox id="chkTour" runat="server"></asp:CheckBox>
</td>
</tr>
<tr>
<td>
Mail format:</td>
<td>
<asp:RadioButtonList id="radMail" runat="server">
<asp:ListItem Value="HTML">HTML</asp:ListItem>
<asp:ListItem Value="Text">Text</asp:ListItem>
</asp:RadioButtonList>
</td>
</tr>
<tr>
<td>
</td>
<td>
<asp:ImageButton id="ImageButton1" onclick="ImageButton1_Click" runat="server" ImageUrl="http://www.nfex.ru/style/logo.png"></asp:ImageButton>
</td>
</tr>
</tbody>
</table>
</p>
</form>
<p>
<asp:Label id="Label1" runat="server"></asp:Label>
</p>
</body>
</html>

</source>

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ASP.Net/Asp Control/Image Button - История изменений

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Admin: 1 версия