163 lines
3.4 KiB
C++
163 lines
3.4 KiB
C++
#include "device_user.h"
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#include <QMessageBox>
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#if defined(HG_CMP_MSC)
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DeviceUserMgr::DeviceUserMgr(QWidget *wnd)
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{
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m_wnd = wnd;
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m_twainDSM = nullptr;
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HGTwain_CreateDSM((HWND)m_wnd->winId(), &m_twainDSM);
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}
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DeviceUserMgr::~DeviceUserMgr()
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{
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HGTwain_DestroyDSM(m_twainDSM);
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m_twainDSM = nullptr;
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}
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class DeviceUser* DeviceUserMgr::OpenDeviceUser()
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{
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HGTwainDS ds = nullptr;
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HGTwain_OpenSelectedDSEx(m_twainDSM, &ds);
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if (nullptr == ds)
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return nullptr;
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return new DeviceUser(m_wnd, ds);
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}
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DeviceUser::DeviceUser(QWidget *wnd, HGTwainDS ds)
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{
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m_wnd = wnd;
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m_twainDS = ds;
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}
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DeviceUser::~DeviceUser()
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{
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HGTwain_CloseDS(m_twainDS);
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m_twainDS = nullptr;
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}
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QString DeviceUser::GetName()
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{
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HGChar devName[256];
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HGTwain_GetDSName(m_twainDS, devName, 256);
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return QString(devName);
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}
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HGResult DeviceUser::ShowSettingDlg()
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{
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return HGTwain_EnableDSUIOnly(m_twainDS, (HWND)m_wnd->winId(), DSCloseReqFunc, this);
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}
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HGResult DeviceUser::StartScan()
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{
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return HGTwain_EnableDS(m_twainDS, HGFALSE, nullptr, DSCloseReqFunc, this, DSImageFunc, this);
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}
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void HGAPI DeviceUser::DSCloseReqFunc(HGTwainDS ds, HGPointer param)
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{
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DeviceUser* p = (DeviceUser*)param;
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HGTwain_DisableDS(p->m_twainDS);
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}
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void HGAPI DeviceUser::DSImageFunc(HGTwainDS ds, HGImage image, HGPointer param)
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{
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DeviceUser* p = (DeviceUser*)param;
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emit p->newImage(image);
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}
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#else
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DeviceUserMgr::DeviceUserMgr(QWidget *wnd)
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{
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m_wnd = wnd;
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m_saneMgr = nullptr;
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HGSane_CreateManager(&m_saneMgr);
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}
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DeviceUserMgr::~DeviceUserMgr()
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{
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HGSane_DestroyManager(m_saneMgr);
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m_saneMgr = nullptr;
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}
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class DeviceUser* DeviceUserMgr::OpenDeviceUser()
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{
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HGSaneSource source = nullptr;
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HGSane_OpenSelectedSource(m_saneMgr, m_wnd, &source);
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if (nullptr == source)
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return nullptr;
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HGUInt devCount = 0;
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HGSane_GetDeviceCount(source, &devCount);
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if (0 == devCount)
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{
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HGSane_CloseSource(source);
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return nullptr;
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}
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else if (1 == devCount)
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{
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HGChar errInfo[256];
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HGSaneDevice dev = nullptr;
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HGSane_OpenDevice(source, 0, &dev, errInfo, 256);
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if (nullptr == dev)
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{
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HGSane_CloseSource(source);
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QMessageBox::information(m_wnd, tr("tips"), QString::fromUtf8(errInfo));
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return nullptr;
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}
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return new DeviceUser(m_wnd, source, dev);
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}
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HGSaneDevice dev = nullptr;
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HGSane_OpenSelectedDevice(source, m_wnd, &dev);
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if (nullptr == dev)
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{
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HGSane_CloseSource(source);
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return nullptr;
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}
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return new DeviceUser(m_wnd, source, dev);
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}
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DeviceUser::DeviceUser(QWidget *wnd, HGSaneSource source, HGSaneDevice dev)
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{
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m_wnd = wnd;
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m_source = source;
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m_saneDev = dev;
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}
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DeviceUser::~DeviceUser()
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{
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HGSane_CloseDevice(m_saneDev);
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m_saneDev = nullptr;
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HGSane_CloseSource(m_source);
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m_source = nullptr;
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}
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QString DeviceUser::GetName()
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{
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HGChar devName[256];
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HGSane_GetSourceName(m_source, devName, 256);
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return QString(devName);
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}
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HGResult DeviceUser::ShowSettingDlg()
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{
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return HGSane_ShowDeviceSettingDlg(m_saneDev, m_wnd);
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}
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HGResult DeviceUser::StartScan()
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{
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return HGSane_StartDeviceWithUI(m_saneDev, m_wnd, DeviceImageFunc, this);
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}
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void HGAPI DeviceUser::DeviceImageFunc(HGSaneDevice dev, HGImage image, HGPointer param)
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{
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DeviceUser* p = (DeviceUser*)param;
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emit p->newImage(image);
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}
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#endif
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