/////////////////////////////////////////////////////////////////////////////
// 加载VCI组件
/////////////////////////////////////////////////////////////////////////////
void* CPlugIn::OpenVciLib(CString strInterface)
{
// 如果已经加载,则直接返回
if(HasLoad())
{
return m_hVciHandle;
}
if(GetFileAttributes(m_strFile) == 0xFFFFFFFF)
{
OUTPUT(COLOR_ERROR, "File %s not exist!\r\n", m_strFile);
return NULL;
}
if(m_hVciHandle == NULL)
{
#ifdef APPLICATION_SCRIPTDEV
// 首先判断License,看是否有权限可以加载此插件
if(theApp.m_pILicense && (!IsVciLicense()))
{
if(theApp.m_pILicense->VerifyPluginLicense(m_strId, License::FUNC_ACTION_LOAD) != License::trOk)
{
OUTPUT(COLOR_ERROR, "Verify license of %s failed!\r\n", m_strId);
return NULL;
}
// License有效性检查
theApp.m_pILicense->VerifyPluginLicense(m_strId, License::FUNC_ACTION_CHECKLICENSE);
}else
if(!IsVciLicense())
{
OUTPUT(COLOR_ERROR, "Verify license of %s failed, not found platform license!\r\n", m_strId);
return NULL;
}
#endif
// 保存并设置当前路径
theApp.SaveAndSetCurPath(m_strFile);
// 加载DLL模块
m_hVciHandle = LoadLibrary(m_strFile);
// 恢复当前路径
theApp.RestoreCurPath();
}
if(m_hVciHandle == NULL)
{
DWORD dwError = ::GetLastError();
OUTPUT(COLOR_ERROR, "Load %s fail, error code=%u!\r\n", m_strFile, dwError);
}
TRACE("INFO:Load VCI %s success!\n", m_strId);
m_nLoadState = PLUGIN_LOAD_LIB;
return m_hVciHandle;
}
/////////////////////////////////////////////////////////////////////////////
// 加载VCI组件
/////////////////////////////////////////////////////////////////////////////
void* CPlugIn::OpenVciLib(CString strInterface)
{
// 如果已经加载,则直接返回
if(HasLoad())
{
return m_hVciHandle;
}
if(GetFileAttributes(m_strFile) == 0xFFFFFFFF)
{
OUTPUT(COLOR_ERROR, "File %s not exist!\r\n", m_strFile);
return NULL;
}
if(m_hVciHandle == NULL)
{
// 保存并设置当前路径
theApp.SaveAndSetCurPath(m_strFile);
// 加载DLL模块
m_hVciHandle = LoadLibrary(m_strFile);
// 恢复当前路径
theApp.RestoreCurPath();
}
if(m_hVciHandle == NULL)
{
DWORD dwError = ::GetLastError();
OUTPUT(COLOR_ERROR, "Load %s fail, error code=%u!\r\n", m_strFile, dwError);
}
TRACE("INFO:Load VCI %s success!\n", m_strId);
m_nLoadState = PLUGIN_LOAD_LIB;
return m_hVciHandle;
}
/////////////////////////////////////////////////////////////////////////////
// 创建VCI组件对象
/////////////////////////////////////////////////////////////////////////////
void* CPlugIn::CreateObject(CString strInstName)
{
// 检查进程标识,判断是否可以在本进程加载
if((m_strProcess != "") && (theApp.m_strProcessId != "") && (m_strProcess != theApp.m_strProcessId))
{
return NULL;
}
// 如果未加载动态库,则先加载
if(!HasLoad())
{
OpenVciLib(m_strClass);
}
// 动态库加载失败,则退出
if(m_hVciHandle == NULL)
{
return NULL;
}
if(strInstName != "")
{
for(int i=0; i<m_aVciObj.GetSize(); i++)
{
if(m_aVciObj[i].m_strInstName == strInstName)
{
m_aVciObj[i].m_nRefCount++;
if(m_aVciObj[i].m_pVciObj == m_pVciObj)
{
m_nRefCount++;
}
return m_aVciObj[i].m_pVciObj;
}
}
}
#ifdef _DEBUG
DWORD dwRevisionType = REVISION_TYPE_DEBUG;
#else
DWORD dwRevisionType = REVISION_TYPE_RELEASE;
#endif;
LPVOID pIVciControl = NULL;
// 获取函数指针
TYPEOF_CreateObject fnCreateObject = (TYPEOF_CreateObject)GetProcAddress(m_hVciHandle, "CreateObject");
LPVOID lpVciObj = fnCreateObject(m_strClass, &pIVciControl, NULL);
if(lpVciObj == NULL)
{
return NULL;
}
// 设置平台接口
if(pIVciControl)
{
((IVciControl*)pIVciControl)->setIPlatUI(theApp.GetIPlatUI());
}
// 设置语言
if(pIVciControl)
{
((IVciControl*)pIVciControl)->SetLanguage(
(LANGUAGE_PAGE_CHINESE == theApp.m_curLanguage) ? LANGUAGE_CHINESE : LANGUAGE_ENGLISH);
}
// 安装调试回调函数
if(pIVciControl)
{
TInitData_DebugOut InitData_DebugOut;
InitData_DebugOut.lpfnDebugOut = callback_Vci_DebugOut;
InitData_DebugOut.strComponentId = m_strId;
InitData_DebugOut.lpVciInstance = NULL;
InitData_DebugOut.nDeviceID = 0;
((IVciControl*)pIVciControl)->InstallHandler(DEBUG_OUT_EVENT, callback_Vci_DebugOut, (DWORD)(&InitData_DebugOut));
}
if(m_strType == "interp")
{
IInterp* pIInterp = (IInterp*)lpVciObj;
// 设置平台接口
pIInterp->SetIPlatUI(theApp.GetIPlatUI());
// 设置解释器名为VCI实例名
pIInterp->SetInterpName(strInstName);
}
CVciObject obj;
obj.m_pVciObj = lpVciObj;
obj.m_pIVciControl = pIVciControl;
obj.m_strInstName = strInstName;
obj.m_nRefCount = 1;
m_aVciObj.Add(obj);
// 初始化全局变量
if(m_pVciObj == NULL)
{
m_pVciObj = lpVciObj;
m_pIVciControl = pIVciControl;
m_nRefCount = 1;
}
// 执行组件的初始化操作(OWM组件在OWM的加载函数中执行初始化)
if(pIVciControl && !IsVciOwm())
{
((IVciControl*)pIVciControl)->Init(m_strInitParam);
}
//CTime tBuild = GetPluginBuildTime();
//TRACE("PlugIn %s build date is %s.\n", m_strId, tBuild.Format("%Y-%m-%d %H:%M:%S"));
return lpVciObj;
}
