/// <summary>
/// Raises the <see cref="E:System.Web.UI.Control.PreRender"/> event.
/// </summary>
/// <param name="e">An <see cref="T:System.EventArgs"/> object that contains the event data.</param>
protected override void OnPreRender(EventArgs e)
{
DJUploadController controller;
controller = DJUploadController.GetController(Page);
if (controller != null)
{
_frame.Attributes["src"] = _progressURL + "?DJUploadStatus=" + controller.UploadID;
if (controller.ShowProgressBar)
{
Page.ClientScript.RegisterStartupScript(this.GetType(), ID, "up_killProgress('" + ClientID + "')", true);
}
}
}
/// <summary>
/// Called by the ASP.NET page framework to notify server controls that use
/// composition-based implementation to create any child controls they contain
/// in preparation for posting back or rendering.
/// </summary>
protected override void CreateChildControls()
{
base.CreateChildControls();
_controller = DJUploadController.GetController(Page);
_uploadControls = new List <System.Web.UI.WebControls.FileUpload>();
// Create the parameter field
_parameters = new HiddenField();
Controls.Add(_parameters);
// Create the container
Panel outerContainer = new Panel();
outerContainer.CssClass = "upUploadBox";
Controls.Add(outerContainer);
// Create the file uploads
Panel fuContainer = new Panel();
for (int i = 0; i < MaxFileUploads; i++)
{
if (ApplyStyles)
{
fuContainer.CssClass = "upFileInputs";
}
else
{
fuContainer.CssClass = "upContainerNormal";
}
outerContainer.Controls.Add(fuContainer);
System.Web.UI.WebControls.FileUpload fu = new System.Web.UI.WebControls.FileUpload();
fu.CssClass = "upFileNormal";
if (System.Web.HttpContext.Current.Request.Browser.Browser.IndexOf("IE") >= 0)
{
fu.CssClass = "upFileNormal_IE";
}
_uploadControls.Add(fu);
fuContainer.Controls.Add(fu);
//if (ApplyStyles)
//{
// ImageButton btnRemove = new ImageButton();
// fuContainer.Controls.Add(btnRemove);
// btnRemove.AlternateText = "Remove upload";
// btnRemove.ImageUrl = _controller.ImagePath + "removebutton.gif";
// btnRemove.OnClientClick = "up_RemoveUpload(this); return false;";
// btnRemove.CssClass = "upRemoveButton upShowDynamic";
//}
//else
//{
// Button btnRemove = new Button();
// fuContainer.Controls.Add(btnRemove);
// btnRemove.OnClientClick = "up_RemoveUpload(this); return false;";
// btnRemove.Text = "Remove";
// btnRemove.CssClass = "upButtonNormal upShowDynamic";
//}
if (i >= InitialFileUploads)
{
fuContainer.CssClass += " upHiddenDynamic";
}
}
// Create the buttons
if (ApplyStyles)
{
ImageButton btnGo = new ImageButton();
fuContainer.Controls.Add(btnGo);
btnGo.AlternateText = "Upload now";
btnGo.ImageUrl = _controller.ImagePath + "uploadbutton.gif";
btnGo.Visible = ShowUploadButton;
btnGo.CausesValidation = true;
btnGo.CssClass = "upGoButton";
}
else
{
Button btnGo = new Button();
fuContainer.Controls.Add(btnGo);
btnGo.Text = "Upload";
btnGo.Visible = ShowUploadButton;
btnGo.CausesValidation = true;
btnGo.CssClass = "upButtonNormal";
btnGo.Attributes.Add("ajaxcall", "none");
}
if (ApplyStyles)
{
ImageButton btnAdd = new ImageButton();
fuContainer.Controls.Add(btnAdd);
btnAdd.AlternateText = "Add a new upload";
btnAdd.ImageUrl = _controller.ImagePath + "addbutton.gif";
btnAdd.OnClientClick = "up_AddUpload('" + ClientID + "'); return false;";
btnAdd.Visible = ShowAddButton;
btnAdd.CssClass = "upAddButton upShowDynamic";
}
else
{
Button btnAdd = new Button();
fuContainer.Controls.Add(btnAdd);
btnAdd.Text = "Add";
btnAdd.OnClientClick = "up_AddUpload('" + ClientID + "'); return false;";
btnAdd.Visible = ShowAddButton;
btnAdd.CssClass = "upButtonNormal upShowDynamic";
}
//Panel buttonContainer = new Panel();
//buttonContainer.CssClass = "upButtons";
//// Create the buttons
//if (ApplyStyles)
//{
// ImageButton btnGo = new ImageButton();
// buttonContainer.Controls.Add(btnGo);
// btnGo.AlternateText = "Upload now";
// btnGo.ImageUrl = _controller.ImagePath + "uploadbutton.gif";
// btnGo.Visible = ShowUploadButton;
// btnGo.CausesValidation = true;
// btnGo.CssClass = "upGoButton";
//}
//else
//{
// Button btnGo = new Button();
// buttonContainer.Controls.Add(btnGo);
// btnGo.Text = "Upload";
// btnGo.Visible = ShowUploadButton;
// btnGo.CausesValidation = true;
// btnGo.CssClass = "upButtonNormal";
// btnGo.Attributes.Add("ajaxcall", "none");
//}
//if (ApplyStyles)
//{
// ImageButton btnAdd = new ImageButton();
// buttonContainer.Controls.Add(btnAdd);
// btnAdd.AlternateText = "Add a new upload";
// btnAdd.ImageUrl = _controller.ImagePath + "addbutton.gif";
// btnAdd.OnClientClick = "up_AddUpload('" + ClientID + "'); return false;";
// btnAdd.Visible = ShowAddButton;
// btnAdd.CssClass = "upAddButton upShowDynamic";
//}
//else
//{
// Button btnAdd = new Button();
// buttonContainer.Controls.Add(btnAdd);
// btnAdd.Text = "Add";
// btnAdd.OnClientClick = "up_AddUpload('" + ClientID + "'); return false;";
// btnAdd.Visible = ShowAddButton;
// btnAdd.CssClass = "upButtonNormal upShowDynamic";
//}
//outerContainer.Controls.Add(buttonContainer);
CustomValidator val = new CustomValidator();
val.ServerValidate += new ServerValidateEventHandler(val_ServerValidate);
val.ClientValidationFunction = "up_ValidateUpload";
val.ErrorMessage = RequiredMessage;
val.Enabled = val.EnableClientScript = RequiredField;
val.Display = ValidatorDisplay.Dynamic;
Controls.Add(val);
HiddenField extensions = new HiddenField();
extensions.Value = AllowedFileExtensions;
Controls.Add(extensions);
CustomValidator valExtensions = new CustomValidator();
valExtensions.ClientValidationFunction = "up_ValidateUploadExtensions";
valExtensions.ErrorMessage = InvalidExtensionMessage;
valExtensions.EnableClientScript = valExtensions.EnableClientScript = (AllowedFileExtensions != null);
valExtensions.Display = ValidatorDisplay.Dynamic;
Controls.Add(valExtensions);
// Create the end marker
_endMarker = new HiddenField();
Controls.Add(_endMarker);
}
