1030 lines
26 KiB
C++
1030 lines
26 KiB
C++
#include "HGTwainImpl.hpp"
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#include "../base/HGInc.h"
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#include "../base/HGInfo.h"
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#include "app_cfg.h"
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std::map<HWND, HGTwainDSMImpl*> HGTwainDSMImpl::m_mapWnd;
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HGTwainDSMImpl::HGTwainDSMImpl()
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{
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m_hDll = NULL;
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m_pDSMProc = NULL;
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m_AppId.Id = 0; // Initialize to 0 (Source Manager will assign real value)
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m_AppId.Version.MajorNum = 3; //Your app's version number
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m_AppId.Version.MinorNum = 8;
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m_AppId.Version.Language = TWLG_USA;
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m_AppId.Version.Country = TWCY_USA;
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strcpy(m_AppId.Version.Info, "3.8");
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m_AppId.ProtocolMajor = TWON_PROTOCOLMAJOR;
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m_AppId.ProtocolMinor = TWON_PROTOCOLMINOR;
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m_AppId.SupportedGroups = DG_IMAGE | DG_CONTROL;
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strcpy(m_AppId.Manufacturer, "MICSS");
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strcpy(m_AppId.ProductFamily, "Generic");
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strcpy(m_AppId.ProductName, "MyTwain");
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m_hWnd = NULL;
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m_oldWndProc = NULL;
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m_vds.clear();
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}
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HGTwainDSMImpl::~HGTwainDSMImpl()
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{
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}
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HGResult HGTwainDSMImpl::Create(HWND hwnd)
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{
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assert(NULL == m_oldWndProc);
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if (NULL == hwnd)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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assert(NULL == m_hDll);
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#ifdef _WIN64
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HGBase_CreateDll("TWAINDSM.dll", &m_hDll);
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#else
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HGBase_CreateDll("twain_32.dll", &m_hDll);
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#endif
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if (NULL == m_hDll)
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{
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return HGBASE_ERR_FAIL;
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}
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assert(NULL == m_pDSMProc);
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HGBase_GetDllProcAddress(m_hDll, MAKEINTRESOURCEA(1), (HGPointer*)&m_pDSMProc);
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if (NULL == m_pDSMProc)
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{
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HGBase_DestroyDll(m_hDll);
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m_hDll = NULL;
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return HGBASE_ERR_FAIL;
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}
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USHORT ret = m_pDSMProc(&m_AppId, NULL, DG_CONTROL, DAT_PARENT, MSG_OPENDSM, (TW_MEMREF)&hwnd);
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if (TWRC_SUCCESS != ret)
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{
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m_pDSMProc = NULL;
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HGBase_DestroyDll(m_hDll);
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m_hDll = NULL;
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return HGTWAIN_ERR_FAIL;
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}
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m_hWnd = hwnd;
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m_mapWnd[m_hWnd] = this;
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m_oldWndProc = (WNDPROC)SetWindowLongPtrW(m_hWnd, GWLP_WNDPROC, (LONG_PTR)NewWndProc);
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TW_IDENTITY ds;
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if (TWRC_SUCCESS == m_pDSMProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_GETFIRST, &ds))
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{
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if (!filterTwainSource(ds.ProductName))
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m_vds.push_back(ds);
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while (TWRC_SUCCESS == m_pDSMProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_GETNEXT, &ds))
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{
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if (!filterTwainSource(ds.ProductName))
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m_vds.push_back(ds);
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}
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}
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::Destroy()
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{
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assert(NULL != m_oldWndProc);
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if (!m_listDSImpl.empty())
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{
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return HGBASE_ERR_FAIL;
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}
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m_vds.clear();
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m_pDSMProc(&m_AppId, NULL, DG_CONTROL, DAT_PARENT, MSG_CLOSEDSM, (TW_MEMREF)&m_hWnd);
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SetWindowLongPtrW(m_hWnd, GWLP_WNDPROC, (LONG_PTR)m_oldWndProc);
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m_oldWndProc = NULL;
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std::map<HWND, HGTwainDSMImpl*>::iterator iter;
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for (iter = m_mapWnd.begin(); iter != m_mapWnd.end(); ++iter)
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{
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if (iter->first == m_hWnd)
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{
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m_mapWnd.erase(iter);
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break;
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}
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}
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m_hWnd = NULL;
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m_pDSMProc = NULL;
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HGBase_DestroyDll(m_hDll);
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m_hDll = NULL;
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::GetDSCount(HGUInt* count)
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{
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if (NULL == count)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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*count = m_vds.size();
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::GetDSName(HGUInt index, HGChar* name, HGUInt maxLen)
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{
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if (NULL == name || 0 == maxLen)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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if (index >= (HGUInt)m_vds.size())
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return HGBASE_ERR_INVALIDARG;
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if (maxLen < strlen(m_vds[index].ProductName) + 1)
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return HGBASE_ERR_FAIL;
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strcpy(name, m_vds[index].ProductName);
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::OpenDS(HGUInt index, class HGTwainDSImpl** dsImpl)
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{
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if (NULL == dsImpl)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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if (index >= (HGUInt)m_vds.size())
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return HGBASE_ERR_INVALIDARG;
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class HGTwainDSImpl* newDSImpl = new HGTwainDSImpl(this);
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HGResult ret = newDSImpl->Open(&m_vds[index]);
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if (HGBASE_ERR_OK != ret)
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{
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delete newDSImpl;
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return ret;
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}
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saveCfgValue("twain", "source", m_vds[index].ProductName);
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m_listDSImpl.push_back(newDSImpl);
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*dsImpl = newDSImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::OpenDefaultDS(class HGTwainDSImpl** dsImpl)
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{
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if (NULL == dsImpl)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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if (m_vds.empty())
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{
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return HGBASE_ERR_FAIL;
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}
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std::string sourceName = getCfgValue("twain", "source", std::string(""));
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int index = -1;
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for (int i = 0; i < m_vds.size(); ++i)
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{
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if (strcmp(m_vds[i].ProductName, sourceName.c_str()) == 0)
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{
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index = i;
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break;
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}
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}
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if (-1 == index)
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{
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index = 0;
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}
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class HGTwainDSImpl* newDSImpl = new HGTwainDSImpl(this);
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HGResult ret = newDSImpl->Open(&m_vds[index]);
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if (HGBASE_ERR_OK != ret)
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{
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delete newDSImpl;
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return ret;
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}
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saveCfgValue("twain", "source", m_vds[index].ProductName);
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m_listDSImpl.push_back(newDSImpl);
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*dsImpl = newDSImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::OpenSelectedDS(class HGTwainDSImpl** dsImpl)
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{
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if (NULL == dsImpl)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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TW_IDENTITY selectDS;
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if (TWRC_SUCCESS != m_pDSMProc(&m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_USERSELECT, &selectDS))
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{
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return HGTWAIN_ERR_CANCELUI;
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}
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class HGTwainDSImpl* newDSImpl = new HGTwainDSImpl(this);
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HGResult ret = newDSImpl->Open(&selectDS);
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if (HGBASE_ERR_OK != ret)
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{
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delete newDSImpl;
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return ret;
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}
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saveCfgValue("twain", "source", selectDS.ProductName);
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m_listDSImpl.push_back(newDSImpl);
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*dsImpl = newDSImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSMImpl::OpenSelectedDSEx(class HGTwainDSImpl** dsImpl)
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{
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if (NULL == dsImpl)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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std::string sourceName = getCfgValue("twain", "source", std::string(""));
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TW_IDENTITY selectDS;
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memset(&selectDS, 0, sizeof(TW_IDENTITY));
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if (-2 == show_twain_srclist_ui(&m_vds[0], m_vds.size(), sourceName.c_str(), m_hWnd, &selectDS))
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{
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return HGBASE_ERR_NOTSUPPORT;
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}
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if (0 == selectDS.Id)
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{
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return HGTWAIN_ERR_CANCELUI;
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}
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class HGTwainDSImpl* newDSImpl = new HGTwainDSImpl(this);
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HGResult ret = newDSImpl->Open(&selectDS);
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if (HGBASE_ERR_OK != ret)
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{
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delete newDSImpl;
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return ret;
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}
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saveCfgValue("twain", "source", selectDS.ProductName);
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m_listDSImpl.push_back(newDSImpl);
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*dsImpl = newDSImpl;
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return HGBASE_ERR_OK;
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}
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void HGTwainDSMImpl::RemoveDS(class HGTwainDSImpl* dsImpl)
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{
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std::vector<class HGTwainDSImpl*>::iterator iter;
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for (iter = m_listDSImpl.begin(); iter != m_listDSImpl.end(); ++iter)
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{
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if (*iter == dsImpl)
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{
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m_listDSImpl.erase(iter);
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delete dsImpl;
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break;
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}
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}
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}
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LRESULT CALLBACK HGTwainDSMImpl::NewWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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HGTwainDSMImpl* p = m_mapWnd[hWnd];
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assert(NULL != p);
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MSG msg2 = { 0 };
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msg2.hwnd = hWnd;
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msg2.message = msg;
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msg2.wParam = wParam;
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msg2.lParam = lParam;
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for (int i = 0; i < (int)p->m_listDSImpl.size(); ++i)
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{
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TW_EVENT twEvent;
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twEvent.pEvent = (TW_MEMREF)&msg2;
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twEvent.TWMessage = MSG_NULL;
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USHORT ret = p->m_pDSMProc(&p->m_AppId, &p->m_listDSImpl[i]->m_iden, DG_CONTROL, DAT_EVENT,
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MSG_PROCESSEVENT, (TW_MEMREF)&twEvent);
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if (TWRC_DSEVENT == ret)
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{
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if (MSG_XFERREADY == twEvent.TWMessage)
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{
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HGBase_SetEvent(p->m_listDSImpl[i]->m_event);
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}
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else if (MSG_CLOSEDSREQ == twEvent.TWMessage)
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{
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p->m_listDSImpl[i]->Disable();
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}
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}
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}
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return CallWindowProcW(p->m_oldWndProc, hWnd, msg, wParam, lParam);
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}
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bool HGTwainDSMImpl::filterTwainSource(const char* sourceName)
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{
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#if !defined(OEM_HANWANG) && !defined(OEM_LISICHENG) && !defined(OEM_CANGTIAN) && !defined(OEM_ZHONGJING) && !defined(OEM_ZIGUANG) && !defined(OEM_NEUTRAL)
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std::string oemIden = "HUAGOSCAN";
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#elif defined(OEM_HANWANG)
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std::string oemIden = "Hanvon";
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#elif defined(OEM_LISICHENG)
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std::string oemIden = "LANXUMSCAN";
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#elif defined(OEM_CANGTIAN)
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std::string oemIden = "CUMTENN";
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#elif defined(OEM_ZHONGJING)
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std::string oemIden = "Microtek";
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#elif defined(OEM_ZIGUANG)
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std::string oemIden = "Uniscan";
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#endif
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if (NULL == strstr(sourceName, oemIden.c_str()))
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{
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return true;
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}
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return false;
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}
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HGTwainDSImpl::HGTwainDSImpl(HGTwainDSMImpl* dsmImpl)
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{
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m_dsmImpl = dsmImpl;
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memset(&m_iden, 0, sizeof(TW_IDENTITY));
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m_open = HGFALSE;
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m_singleScan = HGFALSE;
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m_oldXferCount = -1;
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m_showUI = HGFALSE;
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m_parent = NULL;
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m_eventFunc = NULL;
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m_eventParam = NULL;
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m_imageFunc = NULL;
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m_imageParam = NULL;
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m_event = NULL;
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m_stopThread = HGFALSE;
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m_thread = NULL;
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}
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HGTwainDSImpl::~HGTwainDSImpl()
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{
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}
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HGResult HGTwainDSImpl::Open(TW_IDENTITY* iden)
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{
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assert(!m_open);
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assert(NULL != iden);
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USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_OPENDS, iden);
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if (TWRC_SUCCESS != ret)
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{
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return HGTWAIN_ERR_FAIL;
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}
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memcpy(&m_iden, iden, sizeof(TW_IDENTITY));
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HGBase_CreateEvent(HGFALSE, HGFALSE, &m_event);
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m_stopThread = HGFALSE;
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HGBase_OpenThread(ThreadFunc, this, &m_thread);
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m_open = HGTRUE;
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSImpl::Close()
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{
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assert(m_open);
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Disable();
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m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, NULL, DG_CONTROL, DAT_IDENTITY, MSG_CLOSEDS, (TW_MEMREF)&m_iden);
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m_stopThread = HGTRUE;
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HGBase_SetEvent(m_event);
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HGBase_CloseThread(m_thread);
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m_thread = NULL;
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HGBase_DestroyEvent(m_event);
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m_event = NULL;
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m_open = HGFALSE;
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m_dsmImpl->RemoveDS(this);
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSImpl::GetName(HGChar* name, HGUInt maxLen)
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{
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if (NULL == name || 0 == maxLen)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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if (maxLen < strlen(m_iden.ProductName) + 1)
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return HGBASE_ERR_FAIL;
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strcpy(name, m_iden.ProductName);
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return HGBASE_ERR_OK;
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}
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HGResult HGTwainDSImpl::GetDeviceName(HGChar* name, HGUInt maxLen)
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{
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if (NULL == name || 0 == maxLen)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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return GetCapStr255(0x8854, name, maxLen);
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}
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HGResult HGTwainDSImpl::GetDeviceCustomInfo(HGTwainDeviceCustomInfo *info)
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{
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if (NULL == info)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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memset(info, 0, sizeof(HGTwainDeviceCustomInfo));
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GetCapInt(0x8852, &info->vid);
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GetCapInt(0x8853, &info->pid);
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GetCapStr255(0x8856, info->sn, 32);
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GetCapStr255(0x8855, info->type, 32);
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GetCapStr255(0x8857, info->fwVer, 32);
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GetCapStr255(0x8858, info->ip, 32);
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GetCapStr255(0x8859, info->mac, 32);
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GetCapStr255(0x884A, info->driverVer, 32);
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GetCapStr255(0x884B, info->vendor, 32);
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GetCapStr255(0x884C, info->copyright, 32);
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GetCapStr255(0x884D, info->comUrl, 128);
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GetCapStr255(0x884E, info->comTel, 32);
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GetCapStr255(0x884F, info->comAddr, 256);
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GetCapStr255(0x8850, info->comGps, 256);
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GetCapInt(0x9902, &info->rollerCount);
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GetCapInt(0x8849, &info->totalCount);
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return HGBASE_ERR_OK;
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}
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#pragma pack(push)
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#pragma pack(1)
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struct LoginType
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{
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TW_UINT16 ItemType;
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TW_UINT32 NumItems;
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TW_STR32 Value[2];
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};
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#pragma pack(pop)
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HGResult HGTwainDSImpl::Login(const HGChar *user, const HGChar *pwd)
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{
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if (NULL == user || strlen(user) >= sizeof(TW_STR32)
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|| NULL == pwd || strlen(pwd) >= sizeof(TW_STR32))
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{
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return HGBASE_ERR_INVALIDARG;
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}
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TW_CAPABILITY twCap;
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twCap.Cap = (TW_UINT16)0x9900;
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twCap.ConType = TWON_ARRAY;
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twCap.hContainer = GlobalAlloc(GHND, sizeof(LoginType));
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if (NULL == twCap.hContainer)
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{
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return HGBASE_ERR_FAIL;
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}
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LoginType *pVal = (LoginType *)GlobalLock(twCap.hContainer);
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assert(NULL != pVal);
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pVal->ItemType = TWTY_STR32;
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pVal->NumItems = 2;
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strcpy(pVal->Value[0], user);
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strcpy(pVal->Value[1], pwd);
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GlobalUnlock(twCap.hContainer);
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USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_SET, &twCap);
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GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::Logout()
|
|
{
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)0x9901;
|
|
twCap.ConType = TWON_ARRAY;
|
|
twCap.hContainer = GlobalAlloc(GHND, sizeof(LoginType));
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
LoginType *pVal = (LoginType *)GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
pVal->ItemType = TWTY_STR32;
|
|
pVal->NumItems = 2;
|
|
memset(pVal->Value[0], 0, sizeof(pVal->Value[0]));
|
|
memset(pVal->Value[1], 0, sizeof(pVal->Value[1]));
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_SET, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ClearRollerCount()
|
|
{
|
|
return ResetCapInt(0x9902, TWTY_INT32);
|
|
}
|
|
|
|
#pragma pack(push)
|
|
#pragma pack(1)
|
|
struct CapStr255Type
|
|
{
|
|
TW_UINT16 ItemType;
|
|
TW_STR255 Value;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
HGResult HGTwainDSImpl::GetDriverLog(const HGChar *fileName)
|
|
{
|
|
if (NULL == fileName || strlen(fileName) >= sizeof(TW_STR255))
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)0x9903;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = GlobalAlloc(GHND, sizeof(CapStr255Type));
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
CapStr255Type* pVal = (CapStr255Type*)GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
pVal->ItemType = TWTY_STR255;
|
|
strcpy(pVal->Value, fileName);
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_GETCURRENT, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ClearDriverLog()
|
|
{
|
|
return ResetCapStr255(0x9903);
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::GetDeviceLog(const HGChar *fileName)
|
|
{
|
|
if (NULL == fileName || strlen(fileName) >= sizeof(TW_STR255))
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)0x9904;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = GlobalAlloc(GHND, sizeof(CapStr255Type));
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
CapStr255Type* pVal = (CapStr255Type*)GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
pVal->ItemType = TWTY_STR255;
|
|
strcpy(pVal->Value, fileName);
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_GETCURRENT, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ClearDeviceLog()
|
|
{
|
|
return ResetCapStr255(0x9904);
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::EnableUIOnly(HWND parent, HGDSEventFunc eventFunc, HGPointer eventParam)
|
|
{
|
|
TW_USERINTERFACE twUI;
|
|
twUI.ShowUI = (TW_BOOL)HGTRUE;
|
|
twUI.hParent = (TW_HANDLE)parent;
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_USERINTERFACE, MSG_ENABLEDSUIONLY, (TW_MEMREF)&twUI);
|
|
if (TWRC_SUCCESS != ret)
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
m_showUI = HGTRUE;
|
|
m_parent = parent;
|
|
m_eventFunc = eventFunc;
|
|
m_eventParam = eventParam;
|
|
m_imageFunc = NULL;
|
|
m_imageParam = NULL;
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::Enable(HGBool showUI, HWND parent, HGDSEventFunc eventFunc, HGPointer eventParam,
|
|
HGDSImageFunc imageFunc, HGPointer imageParam)
|
|
{
|
|
TW_USERINTERFACE twUI;
|
|
twUI.ShowUI = (TW_BOOL)showUI;
|
|
twUI.hParent = (TW_HANDLE)parent;
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_USERINTERFACE, MSG_ENABLEDS, (TW_MEMREF)&twUI);
|
|
if (TWRC_SUCCESS != ret)
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
m_showUI = showUI;
|
|
m_parent = parent;
|
|
m_eventFunc = eventFunc;
|
|
m_eventParam = eventParam;
|
|
m_imageFunc = imageFunc;
|
|
m_imageParam = imageParam;
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::EnableWithSingleScan(HWND parent, HGDSEventFunc eventFunc, HGPointer eventParam,
|
|
HGDSImageFunc imageFunc, HGPointer imageParam)
|
|
{
|
|
HGInt oldXferCount = -1;
|
|
HGResult ret = GetCapInt(CAP_XFERCOUNT, &oldXferCount);
|
|
if (HGBASE_ERR_OK != ret)
|
|
{
|
|
return ret;
|
|
}
|
|
|
|
ret = SetCapInt(CAP_XFERCOUNT, TWTY_INT16, 1);
|
|
if (HGBASE_ERR_OK != ret)
|
|
{
|
|
return ret;
|
|
}
|
|
|
|
TW_USERINTERFACE twUI;
|
|
twUI.ShowUI = (TW_BOOL)HGFALSE;
|
|
twUI.hParent = (TW_HANDLE)parent;
|
|
if (TWRC_SUCCESS != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_USERINTERFACE, MSG_ENABLEDS, (TW_MEMREF)&twUI))
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
m_singleScan = HGTRUE;
|
|
m_oldXferCount = oldXferCount;
|
|
m_showUI = HGFALSE;
|
|
m_parent = parent;
|
|
m_eventFunc = eventFunc;
|
|
m_eventParam = eventParam;
|
|
m_imageFunc = imageFunc;
|
|
m_imageParam = imageParam;
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::Disable()
|
|
{
|
|
TW_USERINTERFACE twUI;
|
|
twUI.ShowUI = (TW_BOOL)m_showUI;
|
|
twUI.hParent = (TW_HANDLE)m_parent;
|
|
m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_USERINTERFACE, MSG_DISABLEDS, &twUI);
|
|
|
|
if (m_singleScan)
|
|
{
|
|
SetCapInt(CAP_XFERCOUNT, TWTY_INT16, m_oldXferCount);
|
|
}
|
|
|
|
m_singleScan = FALSE;
|
|
m_oldXferCount = -1;
|
|
m_showUI = HGFALSE;
|
|
m_parent = NULL;
|
|
m_eventFunc = NULL;
|
|
m_eventParam = NULL;
|
|
m_imageFunc = NULL;
|
|
m_imageParam = NULL;
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
#pragma pack(push)
|
|
#pragma pack(1)
|
|
struct CapInt8Type
|
|
{
|
|
TW_UINT16 ItemType;
|
|
TW_INT8 Value;
|
|
};
|
|
struct CapInt16Type
|
|
{
|
|
TW_UINT16 ItemType;
|
|
TW_INT16 Value;
|
|
};
|
|
struct CapInt32Type
|
|
{
|
|
TW_UINT16 ItemType;
|
|
TW_INT32 Value;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
HGResult HGTwainDSImpl::SetCapInt(HGUInt cap, TW_UINT16 itemType, HGInt value)
|
|
{
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
DWORD size = sizeof(CapInt32Type);
|
|
if (itemType == TWTY_INT8)
|
|
size = sizeof(CapInt8Type);
|
|
else if (itemType == TWTY_INT16)
|
|
size = sizeof(CapInt16Type);
|
|
twCap.hContainer = GlobalAlloc(GHND, size);
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
void* pVal = GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
if (itemType == TWTY_INT8)
|
|
{
|
|
((CapInt8Type*)pVal)->ItemType = TWTY_INT8;
|
|
((CapInt8Type*)pVal)->Value = (TW_INT8)value;
|
|
}
|
|
else if (itemType == TWTY_INT16)
|
|
{
|
|
((CapInt16Type*)pVal)->ItemType = TWTY_INT16;
|
|
((CapInt16Type*)pVal)->Value = (TW_INT16)value;
|
|
}
|
|
else
|
|
{
|
|
((CapInt32Type*)pVal)->ItemType = TWTY_INT32;
|
|
((CapInt32Type*)pVal)->Value = (TW_INT32)value;
|
|
}
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_SET, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ResetCapInt(HGUInt cap, TW_UINT16 itemType)
|
|
{
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
DWORD size = sizeof(CapInt32Type);
|
|
if (itemType == TWTY_INT8)
|
|
size = sizeof(CapInt8Type);
|
|
else if (itemType == TWTY_INT16)
|
|
size = sizeof(CapInt16Type);
|
|
twCap.hContainer = GlobalAlloc(GHND, size);
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
void* pVal = GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
if (itemType == TWTY_INT8)
|
|
{
|
|
((CapInt8Type*)pVal)->ItemType = TWTY_INT8;
|
|
((CapInt8Type*)pVal)->Value = 0;
|
|
}
|
|
else if (itemType == TWTY_INT16)
|
|
{
|
|
((CapInt16Type*)pVal)->ItemType = TWTY_INT16;
|
|
((CapInt16Type*)pVal)->Value = 0;
|
|
}
|
|
else
|
|
{
|
|
((CapInt32Type*)pVal)->ItemType = TWTY_INT32;
|
|
((CapInt32Type*)pVal)->Value = 0;
|
|
}
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_RESET, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::GetCapInt(HGUInt cap, HGInt* value)
|
|
{
|
|
if (NULL == value)
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = NULL;
|
|
if (TWRC_SUCCESS != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_GETCURRENT, &twCap))
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult ret = HGBASE_ERR_FAIL;
|
|
assert(NULL != twCap.hContainer);
|
|
void* pVal = GlobalLock(twCap.hContainer);
|
|
if (NULL != pVal)
|
|
{
|
|
TW_UINT16 ItemType = *(TW_UINT16*)pVal;
|
|
if (ItemType == TWTY_INT8)
|
|
{
|
|
*value = ((CapInt8Type*)pVal)->Value;
|
|
ret = HGBASE_ERR_OK;
|
|
}
|
|
else if (ItemType == TWTY_INT16)
|
|
{
|
|
*value = ((CapInt16Type*)pVal)->Value;
|
|
ret = HGBASE_ERR_OK;
|
|
}
|
|
else if (ItemType == TWTY_INT32)
|
|
{
|
|
*value = ((CapInt32Type*)pVal)->Value;
|
|
ret = HGBASE_ERR_OK;
|
|
}
|
|
|
|
GlobalUnlock(twCap.hContainer);
|
|
}
|
|
|
|
GlobalFree(twCap.hContainer);
|
|
return ret;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::SetCapStr255(HGUInt cap, const HGChar *value)
|
|
{
|
|
if (NULL == value || strlen(value) >= sizeof(TW_STR255))
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = GlobalAlloc(GHND, sizeof(CapStr255Type));
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
CapStr255Type* pVal = (CapStr255Type*)GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
pVal->ItemType = TWTY_STR255;
|
|
strcpy(pVal->Value, value);
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_SET, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ResetCapStr255(HGUInt cap)
|
|
{
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = GlobalAlloc(GHND, sizeof(CapStr255Type));
|
|
if (NULL == twCap.hContainer)
|
|
{
|
|
return HGBASE_ERR_FAIL;
|
|
}
|
|
|
|
CapStr255Type* pVal = (CapStr255Type*)GlobalLock(twCap.hContainer);
|
|
assert(NULL != pVal);
|
|
pVal->ItemType = TWTY_STR255;
|
|
memset(pVal->Value, 0, sizeof(pVal->Value));
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_RESET, &twCap);
|
|
GlobalFree(twCap.hContainer);
|
|
return (TWRC_SUCCESS == ret) ? HGBASE_ERR_OK : HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::GetCapStr255(HGUInt cap, HGChar *value, HGUInt maxLen)
|
|
{
|
|
if (NULL == value || 0 == maxLen)
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_CAPABILITY twCap;
|
|
twCap.Cap = (TW_UINT16)cap;
|
|
twCap.ConType = TWON_ONEVALUE;
|
|
twCap.hContainer = NULL;
|
|
if (TWRC_SUCCESS != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_CAPABILITY, MSG_GETCURRENT, &twCap))
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult ret = HGBASE_ERR_FAIL;
|
|
assert(NULL != twCap.hContainer);
|
|
CapStr255Type* pVal = (CapStr255Type*)GlobalLock(twCap.hContainer);
|
|
if (NULL != pVal && pVal->ItemType == TWTY_STR255)
|
|
{
|
|
if (maxLen > strlen(pVal->Value))
|
|
{
|
|
strcpy(value, pVal->Value);
|
|
ret = HGBASE_ERR_OK;
|
|
}
|
|
else
|
|
{
|
|
ret = HGBASE_ERR_INVALIDARG;
|
|
}
|
|
}
|
|
GlobalUnlock(twCap.hContainer);
|
|
|
|
GlobalFree(twCap.hContainer);
|
|
return ret;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::ImageNativeXfer(HGUInt type, HGUInt origin, HGImage* image)
|
|
{
|
|
if (NULL == image)
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_IMAGEINFO info;
|
|
if (TWRC_SUCCESS != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_IMAGE, DAT_IMAGEINFO, MSG_GET, (TW_MEMREF)&info))
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HANDLE hMem = NULL;
|
|
if (TWRC_XFERDONE != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &hMem))
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
HGResult ret = HGBase_CreateImageFromDIB(hMem, NULL, type, origin, image);
|
|
GlobalFree(hMem);
|
|
return ret;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::EndXfer(HGUInt* count)
|
|
{
|
|
if (NULL == count)
|
|
{
|
|
return HGBASE_ERR_INVALIDARG;
|
|
}
|
|
|
|
TW_PENDINGXFERS twPend;
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_PENDINGXFERS, MSG_ENDXFER, (TW_MEMREF)&twPend);
|
|
if (TWRC_SUCCESS != ret)
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
*count = twPend.Count;
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
HGResult HGTwainDSImpl::Reset()
|
|
{
|
|
TW_PENDINGXFERS twPend;
|
|
USHORT ret = m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_CONTROL, DAT_PENDINGXFERS, MSG_RESET, (TW_MEMREF)&twPend);
|
|
if (TWRC_SUCCESS != ret)
|
|
{
|
|
return HGTWAIN_ERR_FAIL;
|
|
}
|
|
|
|
return HGBASE_ERR_OK;
|
|
}
|
|
|
|
void HGAPI HGTwainDSImpl::ThreadFunc(HGThread thread, HGPointer param)
|
|
{
|
|
(void)thread;
|
|
HGTwainDSImpl *p = (HGTwainDSImpl *)param;
|
|
while (!p->m_stopThread)
|
|
{
|
|
HGBase_WaitEvent(p->m_event);
|
|
|
|
if (NULL != p->m_eventFunc)
|
|
p->m_eventFunc((HGTwainDS)p, HGTWAIN_EVENT_TYPE_WORKING, p->m_eventParam);
|
|
|
|
while (1)
|
|
{
|
|
HGImage image = NULL;
|
|
p->ImageNativeXfer(0, 0, &image);
|
|
if (NULL != image)
|
|
{
|
|
if (NULL != p->m_imageFunc)
|
|
p->m_imageFunc((HGTwainDS)p, image, p->m_imageParam);
|
|
HGBase_DestroyImage(image);
|
|
}
|
|
|
|
HGUInt count = 0;
|
|
p->EndXfer(&count);
|
|
if (0 == count)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (NULL != p->m_eventFunc)
|
|
p->m_eventFunc((HGTwainDS)p, HGTWAIN_EVENT_TYPE_SCANFINISHED, p->m_eventParam);
|
|
|
|
if (!p->m_showUI)
|
|
p->Disable();
|
|
}
|
|
}
|