/// <summary>
/// Opens a document. A fileopen dialog is brought up.
/// </summary>
/// <returns>A <see cref="bool"/> value indicating the success of the attempt to open a document.</returns>
public bool OpenDocument()
{
// Add the filters for all register massspec file loaders
if (AppContext.SpecFileLoaders != null && AppContext.SpecFileLoaders.Count > 0)
{
var openFileDialog = new CommonDialog();
foreach (ISpecFileLoader loader in AppContext.SpecFileLoaders)
{
FileTypeDescriptorList supportedFileTypes = loader.SupportedFileTypes;
if (supportedFileTypes != null)
{
foreach (FileTypeDescriptor fileType in supportedFileTypes)
{
if (fileType.Extensions != null)
{
foreach (string extension in fileType.Extensions)
{
var filter = new FilterEntry(fileType.Description, extension);
openFileDialog.Filters.Add(filter);
}
}
}
}
}
// proceed if at least one loader is ready to accept a file...
if (openFileDialog.Filters.Count > 0)
{
// Add the all files filter
openFileDialog.Filters.Add(new FilterEntry(Strings.AllFilesDesc, Strings.AllFilesExt));
openFileDialog.ShowOpen();
return(this.OpenDocument(openFileDialog.FileName));
}
}
return(false);
}
/// <summary>
/// Saves the current document to hard disk
/// </summary>
/// <returns>True or False</returns>
public bool DocumentSaveAs()
{
var writerList = new List <IWriter>();
IView sourceView = AppContext.Application.ActiveView;
if (sourceView == null)
{
return(false);
}
// Collect bitmap writer if appropriate
if (sourceView is IBitmapSource)
{
foreach (IBitmapWriter bitmapWriter in AppContext.BitmapWriters)
{
writerList.Add(bitmapWriter);
}
}
// Collect imaging data writer if appropriate
if (sourceView is IImagingSource)
{
foreach (IImagingWriter imagingWriter in AppContext.ImagingWriters)
{
writerList.Add(imagingWriter);
}
}
var saveAsFileDialog = new CommonDialog();
foreach (IWriter writer in writerList)
{
FileTypeDescriptorList supportedFileTypes = writer.SupportedFileTypes;
if (supportedFileTypes != null)
{
foreach (FileTypeDescriptor fileType in supportedFileTypes)
{
if (fileType.Extensions != null)
{
foreach (string extension in fileType.Extensions)
{
var filter = new FilterEntry(fileType.Description, extension);
saveAsFileDialog.Filters.Add(filter);
}
}
}
}
}
// proceed if at least one loader is ready to accept a file...
if (saveAsFileDialog.Filters.Count > 0)
{
string filename = sourceView.Title;
char[] invalidChars = Path.GetInvalidFileNameChars();
foreach (char ic in invalidChars)
{
filename = filename.Replace(ic, '-');
}
filename = sourceView.Document.DocumentName + " - " + filename;
saveAsFileDialog.FileName = filename.Replace('.', '_');
saveAsFileDialog.ShowSaveAs();
string fileName = saveAsFileDialog.FileName;
if (string.IsNullOrEmpty(fileName))
{
return(false);
}
// identify writer loader on the basis of the extension...
string extension = Path.GetExtension(fileName);
if (string.IsNullOrEmpty(extension))
{
if (saveAsFileDialog.FilterIndex > 0 && saveAsFileDialog.FilterIndex <= saveAsFileDialog.Filters.Count + 1)
{
// Bug Fix - saveAsFileDialog indexing is 1 based and filterEntry is zero based but saveAsFileDialog also adds a header index for all the files types.
FilterEntry filterEntry = saveAsFileDialog.Filters[saveAsFileDialog.FilterIndex - 2];
if (filterEntry != null)
{
extension = filterEntry.Extension;
if (string.IsNullOrEmpty(extension))
{
return(false);
}
fileName += extension;
}
}
}
IWriter theWriter = null;
foreach (IWriter writer in writerList)
{
if (writer.SupportedFileTypes.IncludesExtension(extension))
{
theWriter = writer;
break;
}
}
if (theWriter != null)
{
if (theWriter is IBitmapWriter)
{
return(((IBitmapWriter)theWriter).Write(((IBitmapSource)sourceView).GetBitmap(), fileName, false));
}
if (theWriter is IImagingWriter)
{
return(((IImagingWriter)theWriter).Write(((IImagingSource)sourceView).GetImagingData(), fileName, false));
}
}
}
return(false);
}
