解决HGSaneUser库在linux上的编译问题

app/demo/device_user.cpp

@@ -71,7 +71,7 @@ DeviceUserMgr::DeviceUserMgr(QWidget *wnd)
 {
     m_wnd = wnd;
     m_saneMgr = nullptr;
-    HGSane_CreateManager("sane.dll", &m_saneMgr);
+    HGSane_CreateManager(&m_saneMgr);
 }
 
 DeviceUserMgr::~DeviceUserMgr()
@@ -82,20 +82,26 @@ DeviceUserMgr::~DeviceUserMgr()
 
 class DeviceUser* DeviceUserMgr::OpenDeviceUser()
 {
-    HGSaneDevice dev = nullptr;
+    HGSaneSource source = nullptr;
-#ifdef HG_CMP_MSC
+    HGSane_OpenSelectedSource(m_saneMgr, m_wnd, &source);
-    HGSane_OpenSelectedDevice(m_saneMgr, (HWND)m_wnd->winId(), &dev);
+    if (nullptr == source)
-#else
-    HGSane_OpenSelectedDevice(m_saneMgr, m_wnd, &dev);
-#endif
-    if (nullptr == dev)
         return nullptr;
-    return new DeviceUser(m_wnd, dev);
+
+    HGSaneDevice dev = nullptr;
+    HGSane_OpenSelectedDevice(source, m_wnd, &dev);
+    if (nullptr == dev)
+    {
+        HGSane_CloseSource(source);
+        return nullptr;
+    }
+
+    return new DeviceUser(m_wnd, source, dev);
 }
 
-DeviceUser::DeviceUser(QWidget *wnd, HGSaneDevice dev)
+DeviceUser::DeviceUser(QWidget *wnd, HGSaneSource source, HGSaneDevice dev)
 {
     m_wnd = wnd;
+    m_source = source;
     m_saneDev = dev;
 }
 
@@ -103,6 +109,8 @@ DeviceUser::~DeviceUser()
 {
     HGSane_CloseDevice(m_saneDev);
     m_saneDev = nullptr;
+    HGSane_CloseSource(m_source);
+    m_source = nullptr;
 }
 
 QString DeviceUser::GetName()
@@ -114,20 +122,12 @@ QString DeviceUser::GetName()
 
 HGResult DeviceUser::ShowSettingDlg()
 {
-#ifdef HG_CMP_MSC
-    return HGSane_ShowDeviceSettingDlg(m_saneDev, (HWND)m_wnd->winId());
-#else
     return HGSane_ShowDeviceSettingDlg(m_saneDev, m_wnd);
-#endif
 }
 
 HGResult DeviceUser::StartScan()
 {
-#ifdef HG_CMP_MSC
-    return HGSane_StartDeviceWithUI(m_saneDev, (HWND)m_wnd->winId(), DeviceImageFunc, this);
-#else
     return HGSane_StartDeviceWithUI(m_saneDev, m_wnd, DeviceImageFunc, this);
-#endif
 }
 
 void HGAPI DeviceUser::DeviceImageFunc(HGSaneDevice dev, HGImage image, HGPointer param)

app/demo/device_user.h

@@ -75,7 +75,7 @@ class DeviceUser : public QObject
     Q_OBJECT
 
     friend class DeviceUserMgr;
-    DeviceUser(QWidget *wnd, HGSaneDevice dev);
+    DeviceUser(QWidget *wnd, HGSaneSource source, HGSaneDevice dev);
 public:
     ~DeviceUser();
 
@@ -94,6 +94,7 @@ signals:
 
 private:
     QWidget *m_wnd;
+    HGSaneSource m_source;
     HGSaneDevice m_saneDev;
 };
 

modules/sane_user/HGSaneImpl.cpp

@@ -81,7 +81,8 @@ HGResult HGSaneManagerImpl::OpenSelectedSource(HGWindow parent, class HGSaneSour
     f_sane_init fInit = NULL;
     f_sane_exit fExit = NULL;
     SANEAPI saneAPI;
-    if (-2 == show_srclist_ui(parent, &dll, &fInit, &fExit, &saneAPI))
+    char manuName[256];
+    if (-2 == show_srclist_ui(parent, &dll, &fInit, &fExit, &saneAPI, manuName, 256))
     {
         return HGBASE_ERR_NOTSUPPORT;
     }
@@ -92,7 +93,7 @@ HGResult HGSaneManagerImpl::OpenSelectedSource(HGWindow parent, class HGSaneSour
     }
 
     HGSaneSourceImpl* newSourceImpl = new HGSaneSourceImpl(this);
-    HGResult ret = newSourceImpl->Init(dll, fInit, fExit, &saneAPI);
+    HGResult ret = newSourceImpl->Init(manuName, dll, fInit, fExit, &saneAPI);
     if (HGBASE_ERR_OK != ret)
     {
         delete newSourceImpl;

modules/saneui/HGSaneUI.cpp

@@ -13,7 +13,8 @@ extern HINSTANCE g_hInst;
 extern bool g_ownApplication;
 #endif
 
-int show_srclist_ui(HGWindow parent, HGDll *dll, f_sane_init *fInit, f_sane_exit *fExit, SANEAPI* saneApi)
+int show_srclist_ui(HGWindow parent, HGDll *dll, f_sane_init *fInit, f_sane_exit *fExit,
+                    SANEAPI* saneApi, char *manuName, unsigned int maxLen)
 {
     return 0;
 }

modules/saneui/HGSaneUI.h

@@ -9,7 +9,8 @@ typedef SANE_Status (*f_sane_init)(SANE_Int* version_code, SANE_Auth_Callback au
 typedef void (*f_sane_exit)(void);
 typedef void (*show_scan_ui_image_callback)(const SANE_Parameters *imageFormat, const SANE_Byte *imageData, void * callbackParam);
 
-HGEXPORT int show_srclist_ui(HGWindow parent, HGDll *dll, f_sane_init *fInit, f_sane_exit *fExit, SANEAPI* saneApi);
+HGEXPORT int show_srclist_ui(HGWindow parent, HGDll *dll, f_sane_init *fInit, f_sane_exit *fExit,
+                             SANEAPI* saneApi, char *manuName, unsigned int maxLen);
 HGEXPORT int show_devlist_ui(const SANEAPI* saneApi, HGWindow parent, SANE_Handle *handle, char *devName, unsigned int maxLen);
 HGEXPORT int show_setting_ui(const SANEAPI* saneApi, SANE_Handle handle, const char *devName, HGWindow parent);
 HGEXPORT int show_scan_ui(const SANEAPI* saneApi, SANE_Handle handle, const char *devName, HGWindow parent,