C# 如何调用回调方法C++;在C中使用DLL导入和获取事件#
我使用带有回调方法函数的dll:C# 如何调用回调方法C++;在C中使用DLL导入和获取事件#,c#,callback,dllimport,C#,Callback,Dllimport,我使用带有回调方法函数的dll: int result = SetCallEventCalback(uint hServer, uint CallbackParam,CallEventCallback* OnCallEvent, bool SearchPhonebook) void CallEventCallback(uint hServer, uint CallbackParam, char* CallId, int ChannelNumber, int EventType, wchar*
int result = SetCallEventCalback(uint hServer, uint CallbackParam,CallEventCallback* OnCallEvent, bool SearchPhonebook)
void CallEventCallback(uint hServer, uint CallbackParam, char* CallId, int
ChannelNumber, int EventType, wchar* Param, wchar* ExtraParam)
及
我编写这个类是为了使用dll函数和获取事件
但它不能正常工作。
我有什么问题
谢谢
public class Recording
{
public delegate int CallBackDel(uint hServer, uint CallbackParam, string CallId, int ChannelNumber, int EventType, string Param, string ExtraParam);
public Recording.CallBackDel CallBackdelegate = new CallBackDel(Recording.CallbackFunc);
public string CallidP = "";
public uint hServer = 0;
public uint hServerP=0;
public uint CallbackParamP = 0;
public string CallIdP="";
public int ChannelNumberP=0;
public int EventTypeP=0;
public int ConnectionStatus = 0;
public int connect = 0;
public string ParamP="";
public string ExtraParamP="";
public Recording(string Serverip, int type, string user, string password)
{
hServer = CreateServerHandle(Serverip, type);
if (hServer > 0)
{
int connect = Recording.Connect(hServer);
if (connect == 1)
{
Thread.Sleep(2000);
ConnectionStatus = Recording.SignIn(hServer, user, password);
}
if (ConnectionStatus == 1)
{
//CallBackdelegate(hServer, CallbackParamP, CallIdP, ChannelNumberP, EventTypeP, ExtraParamP);
Recording.SetCallEventCalback(hServer, CallbackParamP, CallBackdelegate, false);
}
else
{
}
}
}
public static int CallbackFunc(uint hServer, uint CallbackParam, string CallId, int ChannelNumber, int EventType, string Param, string ExtraParam)
{
return (int) hServer;
}
//1 CreateServerHandle
[DllImport("MJ.dll")]
public static extern uint CreateServerHandle(string ServerName, int ServerType);
//2 DestroyServerHandle
[DllImport("MJ.dll")]
public static extern void DestroyServerHandle(uint HNDL);
//3 Connect
[DllImport("MJ.dll")]
public static extern int Connect(uint hServer);
//4 Disconnect
[DllImport("MJ.dll")]
public static extern int Disconnect(uint hServer);
//5 SignIn
[DllImport("MJ.dll")]
public static extern int SignIn(uint hServer, string UserName, string Password);
//6 SignOut
[DllImport("MJ.dll")]
public static extern int SignOut(uint hServer);
//7 IsConnected
[DllImport("MJ.dll")]
public static extern bool IsConnected(uint hServer);
//8 IsSignedIn
[DllImport("MJ.dll")]
public static extern bool IsSignedIn(uint hServer);
//9 GetMetadata
[DllImport("MJ.dll")]
public static extern bool GetMetadata(uint hServer, string CallId, string Metadata);
//10 SetConnectingFinishedEventCalback
//public delegate int SetCallEventCalback2(uint hServer, uint CallbackParam, Delegate SetCallEventCalback2, bool SearchPhonebook);
[DllImport("MJ.dll", CharSet = CharSet.Ansi,
CallingConvention = CallingConvention.Cdecl)]
public static extern int SetCallEventCalback(uint hServer, uint CallbackParam, CallBackDel SetCallEventCalback2, bool SearchPhonebook);
//11 CallEventCallback
//void CallEventCallback(uint hServer, uint CallbackParam, char* CallId, int ChannelNumber, int EventType, wchar* Param, wchar* ExtraParam)
[DllImport("MJ.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern void CallEventCallback(uint hServer, uint CallbackParam, string CallId, int ChannelNumber, int EventType, string Param, string ExtraParam);
//12 Export(uint hServer, char* DestFilePath, char* CallId, int FormatType,bool RemovePilot)
[DllImport("MJ.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern int Export(uint hServer, string DestFilePath, string CallId, int FormatType, bool RemovePilot);
}
通过添加EntryPoint=“SetCallEventCallback”解决我的问题
请定义“无法正常工作”。为了能够说出问题所在,我们可能需要知道您的期望和实际得到的信息。我希望它能在打新电话时为我提供新信息。但没有发生任何事件
[DllImport("BSF API.dll", CharSet = CharSet.Ansi,CallingConvention = CallingConvention.Cdecl, EntryPoint = "SetCallEventCallback")]
public static extern int SetCallEventCalback(uint hServer, uint CallbackParam, CallBackDel SetCallEventCalback2, bool SearchPhonebook);