/// <summary>
/// 设置当前传输模式
/// </summary>
/// <param name="transferMode"></param>
/// <returns></returns>
private bool SetTwainTransferMode(string transferMode)
{
string szTwmemref = "ICAP_XFERMECH";
string szStatus = "";
TWAIN.STS sts;
sts = m_twaincstoolkit.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_GETCURRENT", ref szTwmemref, ref szStatus);
string[] pros = (szTwmemref + "").Split(',');
pros[3] = transferMode;
szTwmemref = String.Join(",", pros);
sts = m_twaincstoolkit.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_SET", ref szTwmemref, ref szStatus);
return((sts == TWAIN.STS.SUCCESS) ? true : false);
}
private void SetSelectedSource(int idx)
{
btnAddScan.Enabled = false;
if (Sources.Any() && Sources[idx] != null)
{
var identity = Sources[idx].Identity;
var status = "";
TwainToolkit.Send("DG_CONTROL", "DAT_IDENTITY", "MSG_SET", ref identity, ref status);
if (TwainToolkit.Send("DG_CONTROL", "DAT_IDENTITY", "MSG_OPENDS", ref identity, ref status) != TWAINCSToolkit.STS.SUCCESS)
{
HandleError(Resources.ErrorCannotConnectToSource);
return;
}
var capabilities = "ICAP_XFERMECH,TWON_ONEVALUE,TWTY_UINT16,2";
if (TwainToolkit.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_SET", ref capabilities, ref status) != TWAINCSToolkit.STS.SUCCESS)
{
HandleError(Resources.ErrorCannotSetSourceCapabilities);
return;
}
capabilities = "CAP_INDICATORS,TWON_ONEVALUE,TWTY_UINT16," + (Settings.Default.ShowDriverMessages ? "1" : "0");
if (TwainToolkit.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_SET", ref capabilities, ref status) != TWAINCSToolkit.STS.SUCCESS)
{
HandleError(Resources.ErrorCannotSetSourceCapabilities);
return;
}
btnAddScan.Enabled = true;
}
}
public FormSetup(ref TWAINCSToolkit a_twaincstoolkit, string a_szProductDirectory)
{
TWAIN.STS sts;
string szStatus;
string szCapability;
string szUsrUiSettings;
// Init stuff...
InitializeComponent();
// More init stuff...
this.FormClosing += new FormClosingEventHandler(FormSetup_FormClosing);
// Init more stuff (the order matters). ApplicationData means the following:
// Windows: C:\Users\USERNAME\AppData\Roaming (or C:\Documents and Settings\USERNAME\Application Data on XP)
// Linux: /home/USERNAME/.config (or /root/.config for superuser)
// Mac OS X: /Users/USERNAME/.config (or /var/root/.config for superuser)
m_twaincstoolkit = a_twaincstoolkit;
m_szTwainscanFolder = Path.Combine(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), "twain"), "twaincsscan");
m_szSettingsFolder = Path.Combine(m_szTwainscanFolder, "settings");
m_szSettingsFolder = Path.Combine(m_szSettingsFolder, a_szProductDirectory);
if (!Directory.Exists(m_szTwainscanFolder))
{
try
{
Directory.CreateDirectory(m_szTwainscanFolder);
}
catch (Exception exception)
{
TWAINWorkingGroup.Log.Error("exception - " + exception.Message);
m_szTwainscanFolder = Directory.GetCurrentDirectory();
}
}
// Restore values...
m_textboxFolder.Text = RestoreFolder();
m_textboxUseUiSettings.Text = "";
// Make sure we prime the value...
m_twaincstoolkit.SetImagePath(m_textboxFolder.Text, 0);
// Check for support of Custom DS Data...
szStatus = "";
szCapability = "CAP_CUSTOMDSDATA";
sts = m_twaincstoolkit.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_GETCURRENT", ref szCapability, ref szStatus);
if ((sts != TWAIN.STS.SUCCESS) || !szCapability.EndsWith(",1"))
{
m_labelUseUiSettings.Enabled = false;
m_textboxUseUiSettings.Enabled = false;
m_buttonSaveUiSettings.Enabled = false;
m_buttonUseUiSettings.Enabled = false;
}
// Restore the last saved snapshot...
else
{
m_textboxUseUiSettings.Text = RestoreSetting();
if (m_textboxUseUiSettings.Text != "")
{
szUsrUiSettings = Path.Combine(m_szSettingsFolder, m_textboxUseUiSettings.Text);
if (File.Exists(szUsrUiSettings))
{
m_twaincstoolkit.RestoreSnapshot(szUsrUiSettings);
}
else
{
m_textboxUseUiSettings.Text = "";
}
}
}
}
/// <summary>
/// 初始化设备
/// </summary>
/// <param name="devName"></param>
public bool InitDevice(string devName)
{
_scanDevName = devName;
string szStatus = "";
if (_scanCore == null)
{
InitCore();
}
_scanCore.Send("DG_CONTROL", "DAT_IDENTITY", "MSG_SET", ref _scanDevName, ref szStatus);
// Open it...
TWAIN.STS sts = _scanCore.Send("DG_CONTROL", "DAT_IDENTITY", "MSG_OPENDS", ref _scanDevName, ref szStatus);
if (sts != TWAIN.STS.SUCCESS)
{
//MessageBox.Show("Unable to open scanner (it is turned on and plugged in?)");
return(false);
}
// Strip off unsafe chars. Sadly, mono let's us down here...
m_szProductDirectory = TWAINCSToolkit.CsvParse(_scanDevName)[11];
foreach (char c in new char[41]
{
'\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07',
'\x08', '\x09', '\x0A', '\x0B', '\x0C', '\x0D', '\x0E', '\x0F', '\x10', '\x11', '\x12',
'\x13', '\x14', '\x15', '\x16', '\x17', '\x18', '\x19', '\x1A', '\x1B', '\x1C', '\x1D',
'\x1E', '\x1F', '\x22', '\x3C', '\x3E', '\x7C', ':', '*', '?', '\\', '/'
}
)
{
m_szProductDirectory = m_szProductDirectory.Replace(c, '_');
}
szStatus = "";
string szCapability = "ICAP_XFERMECH,TWON_ONEVALUE,TWTY_UINT16,2";
sts = _scanCore.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_SET", ref szCapability, ref szStatus);
if (sts != TWAIN.STS.SUCCESS)
{
return(false);
}
// Decide whether or not to show the driver's window messages...
szStatus = "";
szCapability = "CAP_INDICATORS,TWON_ONEVALUE,TWTY_BOOL," + (m_blIndicators ? "1" : "0");
sts = _scanCore.Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_SET", ref szCapability, ref szStatus);
if (sts != TWAIN.STS.SUCCESS)
{
return(false);
}
if (m_formsetup == null)
{
m_formsetup = new FormSetup(ref _scanCore, m_szProductDirectory);
}
return(true);
}