private void HandleNavigateEntry(IFileSystemHistoryOperations entry)
        {
            var next     = History.GetNext(entry);
            var selected = next != null ? (TFolder)next.DriveFolder : null;

            NavigateAsync(entry.DriveFolder, selected).ConfigureAwait(false);
        }
Exemple #2
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        public IFileSystemHistoryOperations GetNext(IFileSystemHistoryOperations entry)
        {
            var index = _historyEntries.IndexOf(entry);

            if (index == _historyEntries.Count - 1)
            {
                return(null);
            }

            return(_historyEntries[index + 1]);
        }
Exemple #3
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        private bool IsForwardEntry(IFileSystemHistoryOperations entry)
        {
            var c = Current;

            if (entry == c)
            {
                return(false);
            }

            var currentIndex = _historyEntries.IndexOf(c);
            var index        = _historyEntries.IndexOf(entry);

            return(index > currentIndex);
        }
Exemple #4
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        public void Add(IFileSystemHistoryOperations entry)
        {
            var c = Current;

            if (c != null)
            {
                var index = _historyEntries.IndexOf(Current);
                for (var i = _historyEntries.Count - 1; i > index; i--)
                {
                    var forwardItem = _historyEntries[i];
                    _historyEntries.Remove(forwardItem);
                }
            }

            entry.Navigate -= HandleEntryNavigate;
            entry.Navigate += HandleEntryNavigate;
            _historyEntries.Add(entry);
            Current = entry;
        }