private void ScanSettingForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (this.DialogResult == DialogResult.OK)
{
if (this.HasErrors())
{
e.Cancel = true;
}
else
{
var documentary = cbxDocumentaryTypes.SelectedItem as Documentary;
var routing = bindingSRouting.Current as Routing;
routing.DocumentaryName = cbxDocumentaryTypes.Text;
routing.Homologation = documentary.homologation;
routing.CertificateName = cbxCertificates.Text;
routing.Community = _community.id;
routing.CommunityName = _community.name;
routing.Folder = _folder.id;
bindingSRouting.EndEdit();
bindingSource.EndEdit();
_twain.CloseDSM();
}
}
else
{
bindingSRouting.CancelEdit();
bindingSource.CancelEdit();
_twain.CloseDSM();
}
}
private void NewScanForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (this.DialogResult == DialogResult.OK)
{
this.Cursor = Cursors.WaitCursor;
try
{
CreateScannedImagesList();
}
catch (Exception ex)
{
LogFactory.CreateLog().LogError(ex);
MessageBox.Show(ErrorMessages.AsyncTaskError, "Doku4Invoices", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
this.Cursor = Cursors.Default;
}
}
else
{
_closingWindow = true;
}
_twain.CloseDSM();
}
//加载配置
private void ShowUI()
{
try
{
mTwain.Language = TwLanguage.CHINESE_SINGAPORE;
mTwain.IsTwain2Enable = false;
mTwain.OpenDSM();
List <string> srclst = new List <string>();
for (int i = 0; i < mTwain.SourcesCount; i++)
{
srclst.Add(mTwain.GetSourceProductName(i));
}
scanCmb.DataSource = srclst;
mTwain.CloseDSM();
//读取扫描仪配置
if (!string.IsNullOrEmpty(hand.ReadConfig("twIndex")))
{
this.scanCmb.SelectedIndex = Convert.ToInt32(hand.ReadConfig("twIndex"));
}
this.urlTxt.Text = hand.ReadConfig("url");
this.IsAutoCbx.Checked = hand.ReadConfig("autoLogin") == "T" ? true : false;
this.saveDayTxt.Text = hand.ReadConfig("saveDay");
//this.saveUrlTxt.Text = hand.ReadConfig("saveUrl");
//if (hand.ReadConfig("isShowConfig") == "T")
// this.Yradio.Checked = true;
//else
// this.Nradio.Checked = true;
//this.skinList.DataSource = new DirectoryInfo("Skins").GetFiles();
//this.skinList.DisplayMember = "Name";
}
catch (Exception)
{
Logger.Error("未找到支持TWAIN扫描协议的设备,启动失败!");
MessageBox.Show("未找到支持TWAIN扫描协议的设备,启动失败!");
Application.Exit();
}
}
private void _twain32_AcquireError(object sender, Twain32.AcquireErrorEventArgs e)
{
if (MessageBox.Show(e.Exception.Message, "Error!", MessageBoxButton.YesNo, MessageBoxImage.Error) == MessageBoxResult.Yes)
{
_twain32?.CloseDSM();
_twain32?.CloseDataSource();
_twain32.Dispose();
Environment.ExitCode = (int)ExitCodes.ExitCode.ERROR_NOT_ENOUGH_MEMORY;
this.Close();
}
}
private void _scannersListPreview_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
{
try
{
_twain32?.Dispose();
_twain32 = new Twain32
{
ShowUI = true,
IsTwain2Enable = true
};
_twain32.OpenDSM();
_twain32.SourceIndex = Scanners.IndexOf(SelectedScanner);
_twain32.OpenDataSource();
_twain32.EndXfer += _twain32_EndXfer;
_twain32.AcquireCompleted += _twain32_AcquireCompleted;
_twain32.AcquireError += _twain32_AcquireError;
_twain32.MemXferEvent += _twain32_MemXferEvent;
_twain32.Acquire();
if (_scannedImage != null)
{
SaveImage();
}
Environment.ExitCode = (int)ExitCodes.ExitCode.SUCCESS;
CustomMessageBox.Show($"Save photo: {Path.GetFileName(_filePath)}\n{_destinationPath}", "Succes", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Information);
}
catch (Exception ex)
{
var messagebox = CustomMessageBox.Show(ex.Message, "Scanner Error!", System.Windows.Forms.MessageBoxButtons.YesNo, System.Windows.Forms.MessageBoxIcon.Error);
if (messagebox == System.Windows.Forms.DialogResult.Yes)
{
Environment.ExitCode = (int)ExitCodes.ExitCode.ERROR_DEVICE_UNREACHABLE;
}
}
finally
{
_twain32?.CloseDSM();
_twain32?.CloseDataSource();
_twain32.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
this.Close();
}
}
public IEnumerable <HWDeviceDesciption> GetDevices()
{
var twain = new Twain32();
var isDsmOpened = false;
try
{
//twain.OpenDataSource();
isDsmOpened = twain.OpenDSM();
if (twain.IsTwain2Supported)
{
twain.IsTwain2Enable = true;
}
}
catch (Exception ex)
{
logger.Error(ex);
}
if (isDsmOpened)
{
for (int i = 0; i < twain.SourcesCount; i++)
{
yield return(new HWDeviceDesciption
{
Device = DeviceType.Scanner,
Name = twain.GetSourceProductName(i),
DeviceId = i.ToString()
});
}
}
if (twain != null)
{
twain.CloseDataSource();
twain.CloseDSM();
twain.Dispose();
}
yield break;
}
private void LoadParametes()
{
try
{
_twain32 = new Twain32
{
ShowUI = true,
IsTwain2Enable = true
};
_twain32.OpenDSM();
#region GetScanners
for (int i = 0; i < _twain32.SourcesCount; i++)
{
_scanners.Add(_twain32.GetSourceProductName(i));
}
#endregion GetScanners
if (Scanners.Count > 0)
{
SelectedScanner = Scanners.FirstOrDefault();
}
}
catch (Exception ex)
{
var messagebox = CustomMessageBox.Show(ex.Message, "Error!", System.Windows.Forms.MessageBoxButtons.YesNo, System.Windows.Forms.MessageBoxIcon.Error);
if (messagebox == System.Windows.Forms.DialogResult.Yes)
{
_twain32?.CloseDSM();
_twain32?.CloseDataSource();
_twain32.Dispose();
Environment.ExitCode = (int)ExitCodes.ExitCode.ERROR_DEVICE_UNREACHABLE;
this.Close();
}
}
}
/// <summary>
/// start scanning
/// </summary>
public void Start()
{
//logger.Debug("Start");
try
{
if (!twain.OpenDSM())
{
logger.Debug("Не могу найти сканер");
Error(this, new HWErrorEventArgs("Не могу найти сканер"));
return;
}
if (!twain.IsTwain2Supported)
{
twain.CloseDSM();
twain.IsTwain2Enable = false;
twain.OpenDSM();
}
}
catch (Exception ex)
{
logger.Error(ex);
// TODO: add logging
Error(this, new HWErrorEventArgs(ex.Message));
return;
}
if (selectedScanner.DeviceId != "")
{
twain.SourceIndex = int.Parse(selectedScanner.DeviceId);
}
else
{
logger.Debug("selectedScanner.DeviceId == String.Empty ");
}
try
{
if (!twain.OpenDataSource())
{
logger.Debug("Не могу установить соединение со сканером");
Error(this, new HWErrorEventArgs("Не могу установить соединение со сканером"));
return;
}
}
catch (Exception ex)
{
logger.Error(ex);
// TODO: add logging
Error(this, new HWErrorEventArgs(ex.Message));
return;
}
int dpiResolution = 200;
if (System.Configuration.ConfigurationManager.AppSettings["ScannerDpi"] != null)
{
dpiResolution = int.Parse(System.Configuration.ConfigurationManager.AppSettings["ScannerDpi"]);
}
setPixelType();
float Height, Weight;
int X, Y;
//ScanWidht
try
{
Height = float.Parse(System.Configuration.ConfigurationManager.AppSettings["ScanHeight"], System.Globalization.CultureInfo.InvariantCulture) / (float)2.54;
Weight = float.Parse(System.Configuration.ConfigurationManager.AppSettings["ScanWidht"], System.Globalization.CultureInfo.InvariantCulture) / (float)2.54;
X = int.Parse(System.Configuration.ConfigurationManager.AppSettings["ScanStartPointX"]);
Y = int.Parse(System.Configuration.ConfigurationManager.AppSettings["ScanStartPointY"]);
}
catch (Exception ex)
{
Height = 6.6462525f;
Weight = 6.6462525f;
X = 0;
Y = 0;
logger.Error(ex);
}
//задаем область сканирования в точке 0 и размером A6
IsLayoutSet = SetImageLayOut(new RectangleF(new PointF(X, Y), new SizeF(Weight, Height)));
//если не смогли задать область сканируем не выше 300 dpi
if (IsLayoutSet)
{
SetResolutions(dpiResolution);
}
else
{
SetResolutions(300);
}
try
{
twain.Acquire();
}
catch (Exception ex)
{
twain.CloseDSM();
twain.CloseDataSource();
logger.Error(ex);
// TODO: add logging
Error(this, new HWErrorEventArgs(ex.Message));
return;
}
}