private async Task RebuildSubFolderList(FolderReadingDialog dialog)
{
foreach (var item in this.NavigationPane.MenuItems)
{
if (item is NavigationViewItem nv)
{
if (nv.Content is FolderListItem fd)
{
fd.Release();
}
}
}
this.NavigationPane.MenuItems.Clear();
if (this.thumbnailPages != null)
{
foreach (var page in this.thumbnailPages)
{
page.Release();
}
}
this.thumbnailPages = new List <ThumbnailPage>();
var count = MediaManager.FolderEntries.Length;
dialog.IsIndeterminate = false;
dialog.Maximum = count;
var trees = FolderListItem.BuildTreeString(MediaManager.FolderEntries);
for (int i = 0; i < count; i++)
{
var folder = MediaManager.FolderEntries[i];
dialog.Value = i;
var item = new FolderListItem {
FolderEntry = folder, TreeText = trees[i]
};
var navigationitem = new NavigationViewItem()
{
Content = item
};
this.NavigationPane.MenuItems.Add(navigationitem);
var cover = await MediaManager.FindFolderThumbnailEntry(folder);
if (cover != null)
{
_ = this.UpdateFolderThumbnail(cover, item);
}
}
dialog.Value = count;
this.NavigationPane.SelectedItem = this.NavigationPane.MenuItems[0];
}
private async Task UpdateFolderThumbnail(string entry, FolderListItem item)
{
var bitmap = await MediaManager.CreateThumbnail(entry, 20, 32);
SoftwareBitmapSource source = new SoftwareBitmapSource();
await source.SetBitmapAsync(bitmap);
item.SetImageSourceAsync(source);
}
private void RebuildSubFolderList()
{
Array.Sort(folderList, (string s1, string s2) =>
{
if (s1 == "\\")
{
return(-1);
}
else if (s2 == "\\")
{
return(1);
}
else
{
return(s1.CompareTo(s2));
}
});
foreach (var f in folderList)
{
var folder = f;
if (folder != "\\")
{
char separator = folder.Contains("\\") ? '\\' : '/';
int count = folder.Count(c => c == separator);
if (folder.EndsWith("" + separator))
{
folder = folder.Substring(0, folder.Length - 1);
}
folder = folder.Substring(folder.LastIndexOf(separator) + 1);
var prefix = "";
for (int i = 0; i < count; i++)
{
prefix += " ";
}
folder = prefix + "\u25CF " + folder;
}
var item = new FolderListItem(folder, f);
subFolderListCtrl.Items.Add(item);
}
}
