Focus the RadComboBox
Set the focus on the client
To focus RadComboBox on the client, you should follow the steps below:
Get the client-side instance of RadComboBox;
Get the DOM element of the input field;
Focus the input field.
function SetFocus() {
var comboBox = $find("<%=RadComboBox1.ClientID %>");
var input = comboBox.get_inputDomElement();
input.focus();
}
Set the focus on the server
Use the SetFocus method of the ScriptManager or RadScriptManager.
RadComboBox1.Focus();
RadComboBox1.Focus()
The focus of RadComboBox might not be visible in some browsers if AllowCustomText property is not set to true. You could test the focus using the OnClientFocus event.