public void Dispose()
{
GC.SuppressFinalize(this);
// communicate with COM in a separate thread
Task.Run(() =>
{
try
{
//_wordApp?.Documents.Close(false);
_wordApp?.Quit(false);
_wordApp = null;
_excelApp?.Workbooks.Close();
_excelApp?.Quit();
_excelApp = null;
_powerpointApp?.Quit();
_powerpointApp = null;
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
Debug.WriteLine(e.StackTrace);
}
})
.Wait();
}
private void LoadApplication()
{
var succeeded = false;
// communicate with COM in a separate thread
Task.Run(() =>
{
try
{
switch (FileType)
{
case FileTypeEnum.Word:
_wordApp = new Microsoft.Office.Interop.Word.Application();
_wordApp.Documents.Add(_path);
succeeded = true;
break;
case FileTypeEnum.Excel:
_excelApp = new Application();
_excelApp.Workbooks.Add(_path);
succeeded = true;
break;
case FileTypeEnum.PowerPoint:
_powerpointApp = new Microsoft.Office.Interop.PowerPoint.Application();
_powerpointApp.Presentations.Open(_path);
succeeded = true;
break;
default:
throw new NotSupportedException($"{_path} is not supported.");
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
Debug.WriteLine(e.StackTrace);
}
})
.Wait();
if (!succeeded)
{
Dispose();
}
}
