public IEnumerable <OpenWithFileViewer> GetFileViewers()
{
if (fileViewers != null)
{
return(fileViewers);
}
fileViewers = OpenWithFileViewer.GetFileViewers(fileName, mimeType, project).ToList();
fileViewers.AddRange(OpenWithServices.Mappings.GetUserDefinedFileViewers(fileName, mimeType));
ConfigureDefaultFileViewer();
return(fileViewers);
}
OpenWithFileViewer FindMappedFileViewer(
FilePath fileName,
KeyValuePair <DisplayBindingMappingKey, string> keyValuePair)
{
if (keyValuePair.Key.IsDisplayBinding)
{
var fileViewers = OpenWithFileViewer.GetFileViewers(
fileName,
keyValuePair.Key.MimeType,
null);
return(fileViewers
.FirstOrDefault(fileViewer => fileViewer.GetMappingKey() == keyValuePair.Value));
}
// Application default mapping. This cannot be found at this point
// until we have the full file name to an existing file. The application
// will not be found so it has to be done later on.
return(new LazyOpenWithFileViewer(keyValuePair.Key, keyValuePair.Value));
}
void FindDisplayBinding (FilePath fileName, string mimeType, Project ownerProject)
{
findingDisplayBinding = true;
try {
string mappingKey = lazyFileViewer.GetMappingKey ();
var fileViewer = OpenWithFileViewer.GetFileViewers (
fileName,
mimeType,
ownerProject).FirstOrDefault (item => item.GetMappingKey () == mappingKey);
if (fileViewer != null) {
displayBinding = DisplayBindingFactory.CreateDisplayBinding (
fileName,
mimeType,
fileViewer) as IExternalDisplayBinding;
}
} finally {
findingDisplayBinding = false;
}
}