/// <summary>
/// Adds a file to the recent file list. If the file already exists in the list then it only changes the position in the list.
/// </summary>
/// <param name="fileName">The path of the recent file.</param>
/// <exception cref="ArgumentException">The argument fileName must not be null or empty.</exception>
public void AddFile(string fileName)
{
if (string.IsNullOrEmpty(fileName))
{
throw new ArgumentException("The argument fileName must not be null or empty.", nameof(fileName));
}
RecentFile recentFile = recentFiles.FirstOrDefault(r => r.Path == fileName);
if (recentFile != null)
{
int oldIndex = recentFiles.IndexOf(recentFile);
int newIndex = recentFile.IsPinned ? 0 : PinCount;
if (oldIndex != newIndex)
{
recentFiles.Move(oldIndex, newIndex);
}
}
else
{
if (PinCount < maxFilesNumber)
{
if (recentFiles.Count >= maxFilesNumber)
{
RemoveAt(recentFiles.Count - 1);
}
Insert(PinCount, new RecentFile(fileName));
}
}
}
/// <summary>
/// Removes the specified recent file.
/// </summary>
/// <param name="recentFile">The recent file to remove.</param>
/// <exception cref="ArgumentNullException">The argument recentFile must not be null.</exception>
/// <exception cref="ArgumentException">The argument recentFile was not found in the recent files list.</exception>
public void Remove(RecentFile recentFile)
{
if (recentFile == null)
{
throw new ArgumentNullException("recentFile");
}
if (!recentFiles.Remove(recentFile))
{
throw new ArgumentException("The passed recentFile was not found in the recent files list.");
}
}
/// <summary>
/// Removes the specified recent file.
/// </summary>
/// <param name="recentFile">The recent file to remove.</param>
/// <exception cref="ArgumentNullException">The argument recentFile must not be null.</exception>
/// <exception cref="ArgumentException">The argument recentFile was not found in the recent files list.</exception>
public void Remove(RecentFile recentFile)
{
if (recentFile == null)
{
throw new ArgumentNullException(nameof(recentFile));
}
if (recentFiles.Remove(recentFile))
{
recentFile.PropertyChanged -= RecentFilePropertyChanged;
}
else
{
throw new ArgumentException("The passed recentFile was not found in the recent files list.", nameof(recentFile));
}
}
public void ArgumentsTest()
{
AssertHelper.ExpectedException<ArgumentException>(() => new RecentFile(null));
RecentFile recentFile = new RecentFile("Doc1");
Assert.AreEqual("Doc1", recentFile.Path);
AssertHelper.PropertyChangedEvent(recentFile, x => x.IsPinned, () => recentFile.IsPinned = true);
Assert.IsTrue(recentFile.IsPinned);
IXmlSerializable serializable = recentFile;
Assert.IsNull(serializable.GetSchema());
AssertHelper.ExpectedException<ArgumentNullException>(() => serializable.ReadXml(null));
AssertHelper.ExpectedException<ArgumentNullException>(() => serializable.WriteXml(null));
}
void IXmlSerializable.ReadXml(XmlReader reader)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
reader.ReadToDescendant("RecentFile");
while (reader.MoveToContent() == XmlNodeType.Element && reader.LocalName == "RecentFile")
{
RecentFile recentFile = new RecentFile();
((IXmlSerializable)recentFile).ReadXml(reader);
Add(recentFile);
}
if (!reader.IsEmptyElement)
{
reader.ReadEndElement();
}
}
private void RecentFilePropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == nameof(RecentFile.IsPinned))
{
RecentFile recentFile = (RecentFile)sender;
int oldIndex = recentFiles.IndexOf(recentFile);
if (recentFile.IsPinned)
{
recentFiles.Move(oldIndex, 0);
}
else
{
int newIndex = PinCount;
if (oldIndex != newIndex)
{
recentFiles.Move(oldIndex, newIndex);
}
}
}
}
private void Insert(int index, RecentFile recentFile)
{
recentFile.PropertyChanged += RecentFilePropertyChanged;
recentFiles.Insert(index, recentFile);
}
private void Add(RecentFile recentFile)
{
recentFile.PropertyChanged += RecentFilePropertyChanged;
recentFiles.Add(recentFile);
}
/// <summary>
/// Removes the specified recent file.
/// </summary>
/// <param name="recentFile">The recent file to remove.</param>
/// <exception cref="ArgumentNullException">The argument recentFile must not be null.</exception>
/// <exception cref="ArgumentException">The argument recentFile was not found in the recent files list.</exception>
public void Remove(RecentFile recentFile)
{
if (recentFile == null) { throw new ArgumentNullException("recentFile"); }
if (recentFiles.Remove(recentFile))
{
recentFile.PropertyChanged -= RecentFilePropertyChanged;
}
else
{
throw new ArgumentException("The passed recentFile was not found in the recent files list.");
}
}
void IXmlSerializable.ReadXml(XmlReader reader)
{
if (reader == null) { throw new ArgumentNullException("reader"); }
reader.ReadToDescendant("RecentFile");
while (reader.MoveToContent() == XmlNodeType.Element && reader.LocalName == "RecentFile")
{
RecentFile recentFile = new RecentFile();
((IXmlSerializable)recentFile).ReadXml(reader);
Add(recentFile);
}
if (!reader.IsEmptyElement) { reader.ReadEndElement(); }
}
private void Add(RecentFile recentFile)
{
recentFile.PropertyChanged += RecentFilePropertyChanged;
recentFiles.Add(recentFile);
}
private void Insert(int index, RecentFile recentFile)
{
recentFile.PropertyChanged += RecentFilePropertyChanged;
recentFiles.Insert(index, recentFile);
}
/// <summary>
/// Removes the specified recent file.
/// </summary>
/// <param name="recentFile">The recent file to remove.</param>
/// <exception cref="ArgumentNullException">The argument recentFile must not be null.</exception>
/// <exception cref="ArgumentException">The argument recentFile was not found in the recent files list.</exception>
public void Remove(RecentFile recentFile)
{
if (recentFile == null) { throw new ArgumentNullException("recentFile"); }
if (!recentFiles.Remove(recentFile))
{
throw new ArgumentException("The passed recentFile was not found in the recent files list.");
}
}
