public static DOCXField[] GetSignatureFields(string DocxFile)
{
int rc;
int NumOfFields = 0;
SAPIContext ctxSigField = new SAPIContextClass();
rc = SAPI.SignatureFieldEnumInit(
hSession,
ctxSigField,
SAPI_ENUM_FILE_TYPE.SAPI_ENUM_FILE_OFFICE_XML_PACKAGE,
DocxFile,
0,
ref NumOfFields);
if (rc != 0)
{
throw new Exception("Failed in SAPISignatureFieldEnumInit (" + rc.ToString("X") + ")");
}
//There are no signature fields
if (NumOfFields == 0)
{
return(null);
}
DOCXField[] Fields = new DOCXField[NumOfFields];
for (int i = 0; i < NumOfFields; i++)
{
Fields[i] = new DOCXField();
//Get Signature Field Handle
rc = SAPI.SignatureFieldEnumCont(hSession, ctxSigField, out Fields[i].hSigField);
if (rc != 0)
{
throw new Exception("Failed in SignatureFieldEnumCont (" + rc.ToString("X") + ")");
}
//Get Signature Field Details
rc = SAPI.SignatureFieldInfoGet(
hSession,
Fields[i].hSigField,
Fields[i].sSettings,
Fields[i].sInfo);
if (rc != 0)
{
throw new Exception("Failed in SignatureFieldInfoGet (" + rc.ToString("X") + ")");
}
}
SAPI.ContextRelease(ctxSigField);
return(Fields);
}
public static void SignField(DOCXField Field)
{
int rc = SAPI.SignatureFieldSign(hSession, Field.hSigField, 0);
if (rc != 0)
{
throw new Exception("Failed in SignatureFieldSign (" + rc.ToString("X") + ")");
}
}
private void lstFields_SelectedIndexChanged(object sender, EventArgs e)
{
if (lstFields.SelectedIndex >= 0)
{
DOCXField fld = (DOCXField)lstFields.SelectedItem;
if (fld.sInfo.IsSigned != 0)
{
btnSign.Enabled = false;
}
else
{
btnSign.Enabled = true;
}
}
else
{
btnSign.Enabled = false;
}
}
public static void SignField(DOCXField Field)
{
int rc = SAPI.SignatureFieldSign(hSession, Field.hSigField, 0);
if (rc != 0) throw new Exception("Failed in SignatureFieldSign (" + rc.ToString("X") + ")");
}
public static DOCXField[] GetSignatureFields(string DocxFile)
{
int rc;
int NumOfFields = 0;
SAPIContext ctxSigField = new SAPIContextClass();
rc = SAPI.SignatureFieldEnumInit(
hSession,
ctxSigField,
SAPI_ENUM_FILE_TYPE.SAPI_ENUM_FILE_OFFICE_XML_PACKAGE,
DocxFile,
0,
ref NumOfFields);
if (rc != 0) throw new Exception("Failed in SAPISignatureFieldEnumInit (" + rc.ToString("X") + ")");
//There are no signature fields
if (NumOfFields == 0) return null;
DOCXField[] Fields = new DOCXField[NumOfFields];
for (int i = 0; i < NumOfFields; i++)
{
Fields[i] = new DOCXField();
//Get Signature Field Handle
rc = SAPI.SignatureFieldEnumCont(hSession, ctxSigField, out Fields[i].hSigField);
if (rc != 0) throw new Exception("Failed in SignatureFieldEnumCont (" + rc.ToString("X") + ")");
//Get Signature Field Details
rc = SAPI.SignatureFieldInfoGet(
hSession,
Fields[i].hSigField,
Fields[i].sSettings,
Fields[i].sInfo);
if (rc != 0) throw new Exception("Failed in SignatureFieldInfoGet (" + rc.ToString("X") + ")");
}
SAPI.ContextRelease(ctxSigField);
return Fields;
}
