protected override void CreateChildControls()
{
try
{
base.CreateChildControls();
Panel pnlGroup = new Panel(); // configuration section panel
ValidationSummary = new ValidationSummary();
ValidationSummary.ID = "ValidationSummary";
ValidationSummary.DisplayMode = ValidationSummaryDisplayMode.SingleParagraph;
ValidationSummary.ShowSummary = true;
pnlGroup.Controls.Add(ValidationSummary);
MessageTextBox = new TextBox();
MessageTextBox.ID = "MessageTextBox";
HelloWorldWithEditorWebPart webPart
= this.WebPartToEdit as HelloWorldWithEditorWebPart;
if (webPart != null)
{
Label lblMessage = new Label();
lblMessage.Text = "Message";
Panel pnlMessageLabel = new Panel(); // head for configuration section
pnlMessageLabel.Controls.Add(lblMessage);
// Required field validator
RequiredFieldValidator messageRequiredValidator =
new RequiredFieldValidator();
messageRequiredValidator.ControlToValidate = MessageTextBox.ClientID;
messageRequiredValidator.ErrorMessage = "Message cannot be blank";
messageRequiredValidator.Display = ValidatorDisplay.Dynamic;
messageRequiredValidator.Text = "*";
Panel pnlMessageControls = new Panel(); // body of configuration section
pnlMessageControls.Controls.Add(MessageTextBox);
pnlMessageControls.Controls.Add(messageRequiredValidator);
pnlGroup.Controls.Add(pnlMessageLabel);
pnlGroup.Controls.Add(pnlMessageControls);
}
this.Controls.Add(pnlGroup);
// stop Cancel button from calling validation code
ToolPane pane = Zone as ToolPane;
if (pane != null)
{
pane.Cancel.CausesValidation = false;
}
}
catch (Exception ex)
{
WebPartUtil.HandleException(this, ex);
}
}
/// <summary>
/// Places data in web part properties into editor part properties/controls
/// </summary>
public override void SyncChanges()
{
EnsureChildControls();
try
{
HelloWorldWithEditorWebPart webPart
= this.WebPartToEdit as HelloWorldWithEditorWebPart;
if (webPart != null)
{
MessageTextBox.Text = webPart.Message;
}
}
catch (Exception ex)
{
WebPartUtil.HandleException(this, ex);
}
}
/// <summary>
/// Places data in editor part properties/controls into web part properties.
/// </summary>
public override bool ApplyChanges()
{
EnsureChildControls();
try
{
HelloWorldWithEditorWebPart webPart
= this.WebPartToEdit as HelloWorldWithEditorWebPart;
if (webPart != null)
{
webPart.Message = MessageTextBox.Text;
}
}
catch (Exception ex)
{
WebPartUtil.HandleException(this, ex);
}
return(true);
}
