private string FormatEvent(ShellObjectChangeTypes changeType, ShellObjectNotificationEventArgs args)
{
ShellObjectChangedEventArgs changeArgs;
ShellObjectRenamedEventArgs renameArgs;
SystemImageUpdatedEventArgs imageArgs;
string msg;
if ((renameArgs = args as ShellObjectRenamedEventArgs) != null)
{
msg = string.Format("{0}: {1} ==> {2}", changeType,
renameArgs.Path,
System.IO.Path.GetFileName(renameArgs.NewPath));
}
else if ((changeArgs = args as ShellObjectChangedEventArgs) != null)
{
msg = string.Format("{0}: {1}", changeType, changeArgs.Path);
}
else if ((imageArgs = args as SystemImageUpdatedEventArgs) != null)
{
msg = string.Format("{0}: ImageUpdated ==> {1}", changeType, imageArgs.ImageIndex);
}
else
{
msg = args.ChangeType.ToString();
}
return msg;
}
/// <summary>
/// Processes all change notifications sent by the Windows Shell.
/// </summary>
/// <param name="e">The windows message representing the notification event</param>
protected virtual void ProcessChangeNotificationEvent(WindowMessageEventArgs e)
{
if (!Running)
{
return;
}
if (e == null)
{
throw new ArgumentNullException(nameof(e));
}
ChangeNotifyLock notifyLock = new ChangeNotifyLock(e.Message);
ShellObjectNotificationEventArgs args = null;
switch (notifyLock.ChangeType)
{
case ShellObjectChangeTypes.DirectoryRename:
case ShellObjectChangeTypes.ItemRename:
args = new ShellObjectRenamedEventArgs(notifyLock);
break;
case ShellObjectChangeTypes.SystemImageUpdate:
args = new SystemImageUpdatedEventArgs(notifyLock);
break;
default:
args = new ShellObjectChangedEventArgs(notifyLock);
break;
}
_manager.Invoke(this, notifyLock.ChangeType, args);
}
void AllEventsHandler(object sender, ShellObjectNotificationEventArgs e)
{
eventStack.Children.Add(
new Label()
{
Content = FormatEvent(e.ChangeType, e)
});
}
