protected override void CreateChildControls()
{
this.Controls.Clear();
if (string.IsNullOrEmpty(this.ControlToValidate))
{
throw new ArgumentNullException("ControlToValidate");
}
WebControl control = (WebControl)this.NamingContainer.FindControl(this.ControlToValidate);
if ((control != null) && (this.Validators.Count > 0))
{
this.targetClientId = control.ClientID;
if (!(control is RadioButtonList))
{
control.Attributes.Add("ValidateGroup", this.ValidateGroup);
}
if (!string.IsNullOrEmpty(this.ContainerId))
{
ValidatorContainer container = (ValidatorContainer)this.Page.FindControl(this.ContainerId);
if (container == null)
{
container = this.FindFromMasterPage();
}
if (container == null)
{
throw new Exception(string.Format(CultureInfo.InvariantCulture, "The validator container: '{0}' was not found", new object[] { this.ContainerId }));
}
this.CreateToContainer(container);
}
else
{
this.CreateToChilds();
}
}
}
private ValidatorContainer FindFromMasterPage()
{
Control namingContainer = this.NamingContainer;
ValidatorContainer container = (ValidatorContainer)namingContainer.FindControl(this.ContainerId);
while ((container == null) && (namingContainer.Parent != null))
{
namingContainer = namingContainer.Parent;
container = (ValidatorContainer)namingContainer.FindControl(this.ContainerId);
}
return(container);
}
private void CreateToContainer(ValidatorContainer container)
{
if (container != null)
{
this.Validators[0].SetOwner(this);
container.AddValidatorControl(this.Validators[0].GenerateInitScript());
for (int i = 1; i < this.Validators.Count; i++)
{
this.Validators[i].SetOwner(this);
container.AddValidatorControl(this.Validators[i].GenerateAppendScript());
}
}
}