// This method copies the selected file into a temp directory for OCR processing.
// The file must be coppied because the Translate method must be supplied a directory
// containing all of the images to process.
private void OnMenuFileOpenClick(object sender, EventArgs e)
{
// try to locate images folder
var path = Application.ExecutablePath;
// we assume we are running under the DotImage install folder
var imagesFolder = Path.GetDirectoryName(path);
while (path != null)
{
path = Path.GetDirectoryName(path);
var folderName = Path.GetFileName(path);
if (folderName == null || !folderName.Contains("DotImage "))
{
continue;
}
imagesFolder = Path.Combine(path, "Images\\Documents");
break;
}
//use this folder as starting point
_openFileDialog.InitialDirectory = imagesFolder;
_openFileDialog.Filter = WinDemoHelperMethods.CreateDialogFilter(true);
if (_openFileDialog.ShowDialog() != DialogResult.OK)
{
return;
}
if (!Directory.Exists(TempDir))
{
Directory.CreateDirectory(TempDir);
}
try
{
File.Delete(TempFile);
File.Copy(_openFileDialog.FileName, TempFile, true);
}
catch (Exception ex)
{
_fileLoaded = false;
InfoBox(ex.Message);
return;
}
// display the file.
try
{
_workspaceViewer.Open(TempFile);
_fileLoaded = true;
}
catch (Exception)
{
_fileLoaded = false;
MessageBox.Show("Unable to open requested image... Unsupported Image Type.");
}
}
static MainForm()
{
WinDemoHelperMethods.PopulateDecoders(RegisteredDecoders.Decoders);
}