private void SourcePropertiesDlg_Load(object sender, EventArgs e) { StringBuilder szInfo = new StringBuilder(256); TwainAPI.DTWAIN_GetSourceProductName(m_Source, szInfo, 255); this.edProductName.Text = szInfo.ToString(); TwainAPI.DTWAIN_GetSourceProductFamily(m_Source, szInfo, 255); this.edFamilyName.Text = szInfo.ToString(); TwainAPI.DTWAIN_GetSourceManufacturer(m_Source, szInfo, 255); this.edManufacturer.Text = szInfo.ToString(); TwainAPI.DTWAIN_GetSourceVersionInfo(m_Source, szInfo, 255); this.edVersionInfo.Text = szInfo.ToString(); int lMajor = 0, lMinor = 0; TwainAPI.DTWAIN_GetSourceVersionNumber(m_Source, ref lMajor, ref lMinor); string sVersion = lMajor.ToString() + "." + lMinor.ToString(); this.edVersion.Text = sVersion; DTWAIN_ARRAY AllCaps = 0; int Val = 0; TwainAPI.DTWAIN_EnumSupportedCaps(m_Source, ref AllCaps); int nSize = TwainAPI.DTWAIN_ArrayGetCount(AllCaps); for (int i = 0; i < nSize; ++i) { // get the cap value TwainAPI.DTWAIN_ArrayGetAtLong(AllCaps, i, ref Val); // get the name from the cap TwainAPI.DTWAIN_GetNameFromCap(Val, szInfo, 255); this.listCaps.Items.Add(szInfo.ToString()); } this.edTotalCaps.Text = nSize.ToString(); TwainAPI.DTWAIN_EnumCustomCaps(m_Source, ref AllCaps); this.edCustomCaps.Text = TwainAPI.DTWAIN_ArrayGetCount(AllCaps).ToString(); TwainAPI.DTWAIN_EnumExtendedCaps(m_Source, ref AllCaps); this.edExtendedCaps.Text = TwainAPI.DTWAIN_ArrayGetCount(AllCaps).ToString(); }