private void OnSettingsChange_EventHandler()
{
// Perform requalification of file listings (Models) and refresh collection Views -
// file qualifications may have changed after settings changed...
MyProcessedFolderListing.ReQualifyListedFiles(RSSettingsModel.Instance.ProcessedExtensionSetting);
MyRawFolderListing.ReQualifyListedFiles(RSSettingsModel.Instance.RawExtensionSetting);
MyProcessedGridView.Refresh();
HighlightDelta(CheckHighlightDelta);
return;
}
private void RefreshProcessedFileList(object arg)
{
MyProcessedFolderFiles.Clear();
MyProcessedFolderListing.RefreshFolderListing();
MyProcessedFolderListing.ReQualifyListedFiles(RSSettingsModel.Instance.ProcessedExtensionSetting);
foreach (FileDescriptorModel fd in MyProcessedFolderListing.FileList)
{
MyProcessedFolderFiles.Add(fd);
}
MyProcessedGridView.MoveCurrentTo(null);
OnPropertyRaised("MyProcessedFolderFilesNo");
OnPropertyRaised("MyProcessedFilesNo");
OnPropertyRaised("MyProcessedFilesShownNo");
}
public ShellViewModel(FolderListingModel pfl, FolderListingModel rfl)
{
MyProcessedFolderListing = pfl;
MyRawFolderListing = rfl;
ProcessedFolder = MyProcessedFolderListing.FolderPath;
RawFolder = MyRawFolderListing.FolderPath;
// Build observable collections of file descriptors in view model
MyProcessedFolderFiles = new ObservableCollection <FileDescriptorModel>();
foreach (FileDescriptorModel fd in MyProcessedFolderListing.FileList)
{
MyProcessedFolderFiles.Add(fd);
}
MyRawFolderFiles = new ObservableCollection <FileDescriptorModel>();
foreach (FileDescriptorModel fd in MyRawFolderListing.FileList)
{
MyRawFolderFiles.Add(fd);
}
// Build Views of the above collections, which can then be filtered
ListCollectionView MyProcessedFolderFilesView = new ListCollectionView(MyProcessedFolderFiles);
MyProcessedFolderFilesView.Filter = new Predicate <object>(ProcessedQualifyFilter);
MyProcessedGridView = MyProcessedFolderFilesView;
MyProcessedGridView.MoveCurrentTo(null);
ListCollectionView MyRawFolderFilesView = new ListCollectionView(MyRawFolderFiles);
MyRawFolderFilesView.Filter = new Predicate <object>(RawQualifyFilter);
MyRawGridView = MyRawFolderFilesView;
MyRawGridView.MoveCurrentTo(null);
// Initiate button commands
SelectProcessedFolderCommand = new RelayCommand(SelectProcessedFolder);
SelectRawFolderCommand = new RelayCommand(SelectRawFolder);
RefreshProcessedFileListCommand = new RelayCommand(RefreshProcessedFileList);
RefreshRawFileListCommand = new RelayCommand(RefreshRawFileList);
RemoveProcessedItemCommand = new RelayCommand(RemoveProcessedItem, RemoveProcessedItemCanUse);
RemoveRawItemCommand = new RelayCommand(RemoveRawItem, RemoveRawItemCanUse);
GetDeltaCommand = new RelayCommand(GetDelta, GetDeltaCanUse);
OpenSettingsCommand = new RelayCommand(OpenSettings);
ProgramExitCommand = new RelayCommand(ProgramExit);
ProgramHelpCommand = new RelayCommand(ProgramHelp);
}
private void RemoveProcessedItem(object arg)
{
if (arg != null && (int)arg > -1)
{
// MyProcessedFolderFiles.RemoveAt((int)arg); Can't do this...
// In order for us to properly remove Collection item, we have to precisely know,
// what item is at this index of View (View may be filtered, thus index will be different)
// FileDescriptorModel fdv = MyProcessedGridView.Cast<FileDescriptorModel>().ToArray()[(int)arg]; Although it works, this seems too complicated
FileDescriptorModel fdv = (FileDescriptorModel)MyProcessedGridView.CurrentItem;
if (fdv != null)
{
MyProcessedFolderFiles.Remove(fdv);
MyProcessedFolderListing.FileList.Remove(fdv);
MyProcessedGridView.MoveCurrentTo(null);
OnPropertyRaised("MyProcessedFolderFilesNo");
OnPropertyRaised("MyProcessedFilesNo");
OnPropertyRaised("MyProcessedFilesShownNo");
}
}
}