private void cmdUpdate_Click(object sender, EventArgs e)
{
try
{
if (Page.IsValid == true)
{
BTBRandomImageInfo objBTBRandomImage = new BTBRandomImageInfo();
objBTBRandomImage = ((BTBRandomImageInfo)CBO.InitializeObject(objBTBRandomImage, typeof(BTBRandomImageInfo)));
int fileId = Int32.Parse(ctlURL.Url.Substring(7));
FileController fileController = new FileController();
FileInfo fi = fileController.GetFileById(fileId, this.PortalId);
objBTBRandomImage.imageSrc = fi.Folder + fi.FileName;
objBTBRandomImage.imageAlt = txtAlt.Text;
objBTBRandomImage.moduleID = this.ModuleId;
objBTBRandomImage.Url = ctlLink.Url;
BTBRandomImageController objCtlBTBRandomImage = new BTBRandomImageController();
objCtlBTBRandomImage.Add(objBTBRandomImage);
//update the url DNN table with the URL parameters
UrlController urlController = new UrlController();
urlController.UpdateUrl(this.PortalId, ctlLink.Url, ctlLink.UrlType, false, false,
this.ModuleId, ctlLink.NewWindow);
DataBindList();
}
}
catch (Exception exc)
{
Exceptions.ProcessModuleLoadException(this, exc);
}
}
private void cmdDeleteImage_Click(object sender, System.Web.UI.ImageClickEventArgs e)
{
string selectedImage = lstImages.SelectedValue;
if (selectedImage != null && selectedImage != String.Empty)
{
try
{
int imageId = Int32.Parse(selectedImage);
BTBRandomImageController controller = new BTBRandomImageController();
controller.Delete(imageId);
DataBindList();
}
catch (FormatException ex)
{
//we've not got a valid int in the lstImage value
Exceptions.ProcessModuleLoadException(this, ex);
}
catch (Exception ex)
{
Exceptions.ProcessModuleLoadException(this, ex);
}
}
}
private void DataBindList()
{
BTBRandomImageController objCtlBTBRandomImage = new BTBRandomImageController();
ArrayList images = objCtlBTBRandomImage.GetByModules(this.ModuleId);
lstImages.DataSource = images;
lstImages.DataBind();
}
private void Page_Load(object sender, System.EventArgs e)
{
try
{
BTBRandomImageController objBTBRandomImage = new BTBRandomImageController();
ArrayList listImage;
int upperLimit;
if (!Page.IsPostBack)
{
listImage = objBTBRandomImage.GetByModules(ModuleId);
if (listImage.Count == 0)
{
//no images loaded hide the image control
//we're done here
imgRandom.Visible = false;
return;
}
//pick a random image from the arraylist and display it
upperLimit = listImage.Count;
Random rand = new Random((int)DateTime.UtcNow.Ticks);
BTBRandomImageInfo objImage = (BTBRandomImageInfo)listImage[rand.Next(upperLimit)];
imgRandom.Visible = true;
imgRandom.AlternateText = objImage.imageAlt;
imgRandom.ImageUrl = PortalSettings.HomeDirectory + objImage.imageSrc;
//check if we have an URL stored for this image and display the link as
//required
if (objImage.Url != null && objImage.Url != String.Empty)
{
//hlImage.Visible = true;
hlImage.NavigateUrl = Globals.LinkClick(objImage.Url, TabId, ModuleId, false);
if (objImage.NewWindow)
{
hlImage.Target = "_blank";
}
}
}
}
catch (Exception exc)
{
Exceptions.ProcessModuleLoadException(this, exc);
}
}
