ASP.NET ImageButtonControl
Web Server Control
Definition and Usage
The ImageButton control is used to display a clickable image.
Attributes
| Attribute | Description | .NET |
|---|---|---|
| CausesValidation | Specifies whether the page is validated when the ImageButton control is clicked. | 1.0 |
| CommandArgument | Additional information about the command to be executed. | 1.0 |
| CommandName | The command associated with the Command event. | 1.0 |
| GenerateEmptyAlternateText | Specifies whether the control creates an empty string as alternate text. | 2.0 |
| OnClientClick | The name of the function to execute when the image is clicked. | 2.0 |
| PostBackUrl | The URL of the target page to post back to from the current page when the ImageButton is clicked. | 2.0 |
| runat | Specifies that the control is a server control. Must be set to "server". | 1.0 |
| TagKey | 1.0 | |
| ValidationGroup | The group of controls for which the ImageButton control causes validation when it posts back to the server. | 2.0 |
Note: Image controlThe attributes of the Image control can also be used on the ImageButton control.
Web Control Standard Attributes
AccessKey, Attributes, BackColor, BorderColor,
BorderStyle, BorderWidth, CssClass, Enabled, Font, EnableTheming,
ForeColor, Height, IsEnabled, SkinID, Style, TabIndex, ToolTip, Width
For a complete description, please visitWeb Control Standard Attributes。
Control Standard Attributes
AppRelativeTemplateSourceDirectory, BindingContainer,
ClientID, Controls, EnableTheming, EnableViewState, ID, NamingContainer,
Page, Parent, Site, TemplateControl, TemplateSourceDirectory, UniqueID,
Visible
For a complete description, please visitControl Standard Attributes。
Examples
ImageButton
In this example, we declare an ImageButton control and a Label control in a .aspx file. When the user clicks the image, a subroutine is executed. This subroutine sends the message "Coordinates: " along with the x and y coordinates of the click to the Label control.
Web Server Control Other Extensions