private void DoStart()
{
SetUpRenamingProcess();
ListItems.Clear();
renamer.StartRenaming();
while (LastExecutedStartFolders.Contains(StartDirectory))
{
LastExecutedStartFolders.Remove(StartDirectory);
}
LastExecutedStartFolders.Add(StartDirectory);
IsProcessStartable = false;
IsProcessAbortable = true;
IsProcessRunning = true;
}
public RenamerViewModel(IEnumerable <string> lastExecutedStartFolders)
{
startCommand = new Command(
() =>
{
SetUpRenamingProcess();
renamer.StartRenaming();
LastExecutedStartFolders.Add(StartDirectory);
IsProcessStartable = false;
IsProcessAbortable = true;
IsProcessRunning = true;
},
() =>
{
if (!IsProcessStartable)
{
return(false);
}
if (string.IsNullOrEmpty(StartDirectory))
{
return(false);
}
return(true);
},
new PropertyChangedCommandUpdater(this, nameof(IsProcessStartable),
nameof(StartDirectory))
);
abortCommand = new Command(
() => renamer.AbortRenaming(),
() => IsProcessAbortable,
new PropertyChangedCommandUpdater(this, nameof(IsProcessAbortable))
);
selectFolderCommand = new Command(
ShowDirectoryDialog,
() => !IsProcessRunning,
new PropertyChangedCommandUpdater(this, nameof(IsProcessRunning))
);
undoLastRenamingCommand = new Command(
() => {
renamer.UndoRenaming();
IsProcessStartable = false;
IsProcessAbortable = false;
IsProcessRunning = true;
},
() => IsProcessUndoable,
new PropertyChangedCommandUpdater(this, nameof(IsProcessUndoable))
);
LastExecutedStartFolders = new ObservableCollection <string>(lastExecutedStartFolders);
IsProcessAbortable = false;
IsProcessStartable = true;
IsProcessRunning = false;
IsProcessUndoable = false;
}