protected override void CreateChildControls()
{
if ((FolderModeTemplate != null) && (_mode == AlbumHandlerMode.Folder))
{
Controls.Clear();
_parentFolder = null;
AlbumTemplateContainer container = new AlbumTemplateContainer(this);
container.EnableViewState = false;
FolderModeTemplate.InstantiateIn(container);
Controls.Add(container);
}
if ((PageModeTemplate != null) && (_mode == AlbumHandlerMode.Page))
{
Controls.Clear();
_image = null;
AlbumTemplateContainer container = new AlbumTemplateContainer(this);
container.EnableViewState = false;
PageModeTemplate.InstantiateIn(container);
Controls.Add(container);
}
}
/// <summary>
/// Ensures that the next and previous image infos have been computed.
/// </summary>
private void EnsureNextPrevious()
{
bool pictureFound = false;
string dirPath = System.IO.Path.GetDirectoryName(_physicalPath);
FileInfo[] pics = GetImages(dirPath);
Array.Sort(pics, CompareFileNames);
string prev = null;
string next = null;
string prevPhysPath = null;
string nextPhysPath = null;
if (ParentFolder == null) return;
if (ParentFolder.Path == null) return;
string parentPath = ParentFolder.Path;
if (pics != null && pics.Length > 0)
{
foreach (FileInfo p in pics)
{
// don't lower - JA 2008-03-23
//string picture = p.Name.ToLower();
string picture = p.Name;
if (String.Equals(p.FullName, _physicalPath, StringComparison.InvariantCultureIgnoreCase))
{
pictureFound = true;
}
else if (pictureFound)
{
nextPhysPath = p.FullName;
next = parentPath + '/' + picture;
break;
}
else
{
prevPhysPath = p.FullName;
prev = parentPath + '/' + picture;
}
}
}
if (!pictureFound)
{
prevPhysPath = null;
nextPhysPath = null;
}
if (prev != null)
{
_previousImage = new ImageInfo(this, prev, prevPhysPath);
}
if (next != null)
{
_nextImage = new ImageInfo(this, next, nextPhysPath);
}
}
