public MyFormat(int dummy)
{
_transferMode = WiaTransferMode.None;
_transferModeString = string.Empty;
_formatName = string.Empty;
_formatCLSID = string.Empty;
_guidFormat = Guid.Empty;
}
private void InitializeWia()
{
if (_mySettings._settings.wiaVersion == 0)
{
return;
}
_wiaVersion = (WiaVersion)_mySettings._settings.wiaVersion;
_wiaAvailable = WiaSession.IsAvailable(_wiaVersion);
if (_wiaAvailable)
{
_wiaSession = new WiaSession();
_wiaSession.Startup(_wiaVersion);
_miWiaSelectSource.Enabled = true;
// Set the default acquire path for file transfer to My Documents folder.
string myDocumentsPath;
HelperFunctions.GetFormatFilterAndExtension();
myDocumentsPath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
_wiaAcquireOptions.FileName = string.Format("{0}{1}{2}", myDocumentsPath, "\\WiaTest.", HelperFunctions.Extension);
if (_wiaProperties.DataTransfer.TransferMode == WiaTransferMode.None) // GetProperties() method not called yet.
{
_wiatransferMode = WiaTransferMode.Memory;
}
else
{
_wiatransferMode = _wiaProperties.DataTransfer.TransferMode;
}
_wiaSession.AcquireEvent += new EventHandler <WiaAcquireEventArgs>(_wiaSession_AcquireEvent);
}
else
{
_miWiaSelectSource.Enabled = false;
}
_wiaerrorList = new ArrayList();
_enumeratedItemsList = new ArrayList();
_capabilitiesList = new ArrayList();
_formatsList = new ArrayList();
_flagValuesStrings = new ArrayList();
_wiaSourceSelected = _mySettings._settings.wiaSelectedDevice != null;
if (_wiaSourceSelected)
{
try
{
_wiaSession.SelectDevice(_mySettings._settings.wiaSelectedDevice);
}
catch
{
_wiaSourceSelected = false;
}
}
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// initialize the codecs object
_codecs = new RasterCodecs();
_wiaAvailable = WiaSession.IsAvailable(_wiaVersion);
if (_wiaAvailable)
{
_wiaSession = new WiaSession();
_wiaSession.Startup(_wiaVersion);
_miWiaSelectSource.Enabled = true;
// Set the default acquire path for file transfer to My Documents folder.
string myDocumentsPath;
HelperFunctions.GetFormatFilterAndExtension();
myDocumentsPath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
_wiaAcquireOptions.FileName = string.Format("{0}{1}{2}", myDocumentsPath, "\\" + DemosGlobalization.GetResxString(GetType(), "Resx_WiaTest") + ".", HelperFunctions.Extension);
if (_wiaProperties.DataTransfer.TransferMode == WiaTransferMode.None) // GetProperties() method not called yet.
{
_transferMode = WiaTransferMode.Memory;
}
else
{
_transferMode = _wiaProperties.DataTransfer.TransferMode;
}
_wiaSession.AcquireEvent += new EventHandler <WiaAcquireEventArgs>(_wiaSession_AcquireEvent);
}
else
{
_miWiaSelectSource.Enabled = false;
}
EnableMenuItems(false);
_errorList = new ArrayList();
_capabilitiesList = new ArrayList();
_formatsList = new ArrayList();
_flagValuesStrings = new ArrayList();
}
private void _miWiaAcquire_Click(object sender, System.EventArgs e)
{
WiaAcquireFlags flags = WiaAcquireFlags.None;
bool showProgress = true;
_progressDlg = new ProgressForm(DemosGlobalization.GetResxString(GetType(), "Resx_Transferring"), "", 100);
_wiaAcquiring = true;
if (_showUserInterface)
{
flags = WiaAcquireFlags.UseCommonUI | WiaAcquireFlags.ShowUserInterface;
}
else
{
// Check if the selected device is scanner and that it has multiple sources (Feeder & Flatbed)
// then show the select source dialog box.
if (SelectAcquireSource() != DialogResult.OK)
{
_wiaAcquiring = false;
return;
}
}
if (_showUserInterface)
{
if (_wiaVersion == WiaVersion.Version2)
{
showProgress = false;
}
}
if (showProgress)
{
// Show the progress dialog.
_progressDlg.Show(this);
}
try
{
_wiaSession.AcquireOptions = _wiaAcquireOptions;
if (_wiaProperties.DataTransfer.TransferMode == WiaTransferMode.None) // GetProperties() method not called yet.
{
_transferMode = WiaTransferMode.Memory;
}
else
{
_transferMode = _wiaProperties.DataTransfer.TransferMode;
}
// Disable the minimize and maximize buttons.
this.MinimizeBox = false;
this.MaximizeBox = false;
#if !LEADTOOLS_V19_OR_LATER
DialogResult dialogResult = _wiaSession.Acquire(this, _sourceItem, flags);
#else
DialogResult dialogResult = _wiaSession.Acquire(this.Handle, _sourceItem, flags);
#endif // #if !LEADTOOLS_V19_OR_LATER
if (dialogResult != DialogResult.OK)
{
return;
}
// Enable back the minimize and maximize buttons.
this.MinimizeBox = true;
this.MaximizeBox = true;
if (_progressDlg.Visible)
{
if (!_progressDlg.Abort)
{
_progressDlg.Dispose();
}
}
if (_sourceItem != null)
{
_sourceItem = null;
}
if (_wiaSession.FilesCount > 0) // This property indicates how many files where saved when the transfer mode is File mode.
{
string strMsg = DemosGlobalization.GetResxString(GetType(), "Resx_PagesSavedTo") + "\n\n";
if (_wiaSession.FilesPaths.Count > 0)
{
for (int i = 0; i < _wiaSession.FilesPaths.Count; i++)
{
string strTemp = string.Format("{0}\n", _wiaSession.FilesPaths[i]);
strMsg += strTemp;
}
MessageBox.Show(this, strMsg, DemosGlobalization.GetResxString(GetType(), "Resx_FileTransfer"), MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
else
{
// WIA 2.0 sometimes doesn't return the acquired files count and paths, so this message will show
// the directory where the saved files were saved.
if (_wiaVersion == WiaVersion.Version2)
{
int len = _wiaAcquireOptions.FileName.LastIndexOf('\\');
string strFilesDirectory = _wiaAcquireOptions.FileName.Substring(0, len);
string strMsg = string.Format(DemosGlobalization.GetResxString(GetType(), "Resx_PagesSavedTo") + "\n\n{0}", strFilesDirectory);
MessageBox.Show(this, strMsg, DemosGlobalization.GetResxString(GetType(), "Resx_FileTransfer"), MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
_wiaAcquiring = false;
}
catch (Exception ex)
{
// Enable back the minimize and maximize buttons.
this.MinimizeBox = true;
this.MaximizeBox = true;
_wiaAcquiring = false;
if (_progressDlg.Visible)
{
if (!_progressDlg.Abort)
{
_progressDlg.Dispose();
}
}
Messager.ShowError(this, ex);
}
finally
{
// Enable back the minimize and maximize buttons.
this.MinimizeBox = true;
this.MaximizeBox = true;
_wiaAcquiring = false;
}
}
private void _miWiaAcquire_Click(object sender, System.EventArgs e)
{
bool bTopMost = logWindow.TopMost;
logWindow.TopMost = false;
WiaAcquireFlags flags;
bool showProgress = true;
_progressDlg = new ProgressForm("Transferring...", "", 100);
_wiaAcquiring = true;
flags = WiaAcquireFlags.UseCommonUI;
if (_showUserInterface)
{
flags |= WiaAcquireFlags.ShowUserInterface;
}
else
{
// Check if the selected device is scanner and that it has multiple sources (Feeder & Flatbed)
// then show the select source dialog box.
if (SelectAcquireSource() != DialogResult.OK)
{
_wiaAcquiring = false;
logWindow.TopMost = bTopMost;
return;
}
}
if (_showUserInterface)
{
if (_wiaVersion == WiaVersion.Version1)
{
showProgress = true;
}
else
{
showProgress = false;
}
}
else
{
showProgress = true;
}
if (showProgress)
{
// Show the progress dialog.
_progressDlg.Show(this);
}
try
{
_wiaSession.AcquireOptions = _wiaAcquireOptions;
if (_wiaProperties.DataTransfer.TransferMode == WiaTransferMode.None) // GetProperties() method not called yet.
{
_wiatransferMode = WiaTransferMode.Memory;
}
else
{
_wiatransferMode = _wiaProperties.DataTransfer.TransferMode;
}
// Disable the minimize and maximize buttons.
this.MinimizeBox = false;
this.MaximizeBox = false;
wiaImageCollection = new ListImageBox.ImageCollection("WIA Scanned");
#if LEADTOOLS_V19_OR_LATER
_wiaSession.Acquire(this.Handle, _sourceItem, flags);
#else
_wiaSession.Acquire(this, _sourceItem, flags);
#endif // #if LEADTOOLS_V19_OR_LATER
// Enable back the minimize and maximize buttons.
this.MinimizeBox = true;
this.MaximizeBox = true;
if (_progressDlg.Visible)
{
if (!_progressDlg.Abort)
{
_progressDlg.Dispose();
}
}
if (_enumeratedItemsList.Count > 0)
{
_enumeratedItemsList.Clear();
}
if (_sourceItem != null)
{
_sourceItem = null;
}
if (_wiaSession.FilesCount > 0) // This property indicates how many files where saved when the transfer mode is File mode.
{
string strMsg = "Acquired page(s) were saved to:\n\n";
if (_wiaSession.FilesPaths.Count > 0)
{
for (int i = 0; i < _wiaSession.FilesPaths.Count; i++)
{
string strTemp = string.Format("{0}\n", _wiaSession.FilesPaths[i]);
strMsg += strTemp;
}
MessageBox.Show(this, strMsg, "File Transfer", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
_wiaAcquiring = false;
}
catch (Exception ex)
{
// Enable back the minimize and maximize buttons.
this.MinimizeBox = true;
this.MaximizeBox = true;
_wiaAcquiring = false;
if (_progressDlg.Visible)
{
if (!_progressDlg.Abort)
{
_progressDlg.Dispose();
}
}
Messager.ShowError(this, ex);
}
if (wiaImageCollection.Images.Count > 0)
{
_lstBoxPages.AddImageCollection(wiaImageCollection);
}
logWindow.TopMost = bTopMost;
}
