c# - 无法使用 Visual Studio 2015、MetaTrader Terminal 4 运行带有 [ nquotes ] 的简单智能交易系统

Question

无法运行简单的智能交易系统。 Wnd.dll - 来自“bin”文件夹的文件，使用 VS2015 创建。

Wnd.dll 文件位于正确的“MQL4\Libraries\”文件夹中。
所以我尝试运行这个Advisor 处于实时模式，但什么也没发生。请帮助我做错了什么。

#property copyright "(c) 2012-2015 Brainroom Ltd."
#property link "http://www.nquotes.net"

#import     "nquotes/nquoteslib.ex4"
    int      nquotes_setup(                   string className, string assemblyName );
    int      nquotes_init();
    int      nquotes_start();
    int      nquotes_deinit();
    double   nquotes_on_tester();
    int      nquotes_on_timer();
    int      nquotes_on_chart_event(          int id, long lparam, double dparam, string sparam );

    int      nquotes_set_property_bool(       string name, bool     value );
    int      nquotes_set_property_int(        string name, int      value );
    int      nquotes_set_property_double(     string name, double   value );
    int      nquotes_set_property_datetime(   string name, datetime value );
    int      nquotes_set_property_color(      string name, color    value );
    int      nquotes_set_property_string(     string name, string   value );
    int      nquotes_set_property_adouble(    string name, double  &value[], int count = WHOLE_ARRAY, int start = 0 );

    bool     nquotes_get_property_bool(       string name );
    int      nquotes_get_property_int(        string name );
    double   nquotes_get_property_double(     string name );
    datetime nquotes_get_property_datetime(   string name );
    color    nquotes_get_property_color(      string name );
    string   nquotes_get_property_string(     string name );
    int      nquotes_get_property_array_size( string name );
    int      nquotes_get_property_adouble(    string name, double &value[] );
#import

int init()
{
    nquotes_setup( "Wnd.Wnd", "Wnd" );  // !!!!changed only this line (NULL, NULL) ->("Wnd.Wnd", "Wnd") 
    return ( nquotes_init() );
}

int start()
{
    return ( nquotes_start() );
}

int deinit()
{
    return ( nquotes_deinit() );
}

double OnTester()
{
    return ( nquotes_on_tester() );
}

void OnTimer()
{
    nquotes_on_timer();
}

void OnChartEvent( const int id, const long& lparam, const double& dparam, const string& sparam )
{
    nquotes_on_chart_event( id, lparam, dparam, sparam );
}

C# 代码如下所示:

using NQuotes;
namespace Wnd
{
    public class Wnd : MqlApi
    {

        public bool formCreated = false;
        public override int start()
        {
           if (formCreated == false)
           {
              Form form = new Form();
              form.Show();
              formCreated = true;

              Alert("Hello!");
            }
            return 0;
        }
    }
}

[更新]

Expert Wnd EURUSD,M15: removed EURUSD,M15: 50 tick events (3503 bars, 89656 bar states) processed (total time 0:00:05.390)
       Wnd EURUSD,M15: EA.deinit() nquotes_deinit()-> [0]
       Wnd OnTester returns 0.00000000000000
       Wnd EURUSD,M15: EA.OnTester() nquotes_on_tester()-> [ 0.0000000000]
Tester: stop button pressed
       Wnd EURUSD,M15: EA.start() nquotes_start()-> [0]
       Wnd EURUSD,M15: Alert: Hello!
       Wnd EURUSD,M15: EA.init() nquotes_init()-> [0]
       Wnd EURUSD,M15: EA.init() nquotes_setup()-> [0]
       Wnd test started 

Answer 1

Welcome to the Wild Worlds of MQL4!

^{Q: What am I doing wrong?
A: Zero debugging effort was shown so far.}

---

如果遇到麻烦，首先检查并发布库/组件的版本，支持人员从 .EX4 的商业供应商处收到的所有响应并挤压在您自己的调试工作中限制已发布的 API 接口(interface)协议(protocol)，以隔离位置 "Gdě Sabáka Zarýta":

/*
- MISSING .MQ4 VERSION NUMBER ( Build 982+ New-MQL4 )
- MISSING .EX4 VERSION NUMBER ( "nquotes/nquoteslib.ex4" )
- MISSING .DLL VERSION NUMBER
+ ALWAYS PUBLISH ALL THE COMPILER-MODE DIRECTIVES
  #property strict                                               // ?!
  AND ALL OTHER IMPORTANT DEFINITIONS OF THE .MQ4-FILE
====================================================================================
THESE ARE MORE IMPORTANT FOR DEBUGGING, THAN THE COMMERCIAL/COPY-{LEFT|RIGHT} REMARX
*/
int init(){
    int          aRetCODE = nquotes_setup( "Wnd.Wnd", "Wnd" );  // !!!!changed only this line (NULL, NULL) ->("Wnd.Wnd", "Wnd")
    PrintFormat( "EA.init() nquotes_setup()-> [%d]",
                 aRetCODE
                 );
                 aRetCODE = nquotes_init();
    PrintFormat( "EA.init() nquotes_init()-> [%d]",
                 aRetCODE
                 );
    return (     aRetCODE );                                   // return( nquotes_init() )
}

int start(){
    int          aRetCODE =  nquotes_start();
    PrintFormat( "EA.start() nquotes_start()-> [%d]",
                 aRetCODE
                 );
    return (     aRetCODE );                                   // return ( nquotes_start() );
}

int deinit(){
    int          aRetCODE =   nquotes_deinit();
    PrintFormat( "EA.deinit() nquotes_deinit()-> [%d]",
                 aRetCODE
                 );
    return (     aRetCODE );                                   // return ( nquotes_deinit() );
}

double OnTester(){
    int          aRetCODE =     nquotes_on_tester();
    PrintFormat( "EA.OnTester() nquotes_on_tester()-> [%23.10f]",
                 aRetCODE
                 );
    return (     aRetCODE );                                   // return ( nquotes_on_tester() );
}

void OnTimer(){
    int          aRetCODE =    nquotes_on_timer();
    PrintFormat( "EA.OnTimer() nquotes_on_timer()-> [%d]",
                 aRetCODE
                 );
//  nquotes_on_timer();
}

void OnChartEvent(          int     id,
                            long   &lparam,
                            double &dparam,
                            string &sparam
                            ){
    int          aRetCODE =         nquotes_on_chart_event();
    PrintFormat( "EA.OnChartEvent() nquotes_on_chart_event()-> [%d]",
                 aRetCODE
                 );
//  nquotes_on_chart_event( id, lparam, dparam, sparam );
}

依赖于 .EX4 文件中已发布的 API/#import:

#import     "nquotes/nquoteslib.ex4"
    int      nquotes_setup(                   string className, string assemblyName );
    int      nquotes_init();
    int      nquotes_start();
    int      nquotes_deinit();
    double   nquotes_on_tester();
    int      nquotes_on_timer();
    int      nquotes_on_chart_event(          int id, long lparam, double dparam, string sparam );

    int      nquotes_set_property_bool(       string name, bool     value );
    int      nquotes_set_property_int(        string name, int      value );
    int      nquotes_set_property_double(     string name, double   value );
    int      nquotes_set_property_datetime(   string name, datetime value );
    int      nquotes_set_property_color(      string name, color    value );
    int      nquotes_set_property_string(     string name, string   value );
    int      nquotes_set_property_adouble(    string name, double  &value[], int count = WHOLE_ARRAY, int start = 0 );

    bool     nquotes_get_property_bool(       string name );
    int      nquotes_get_property_int(        string name );
    double   nquotes_get_property_double(     string name );
    datetime nquotes_get_property_datetime(   string name );
    color    nquotes_get_property_color(      string name );
    string   nquotes_get_property_string(     string name );
    int      nquotes_get_property_array_size( string name );
    int      nquotes_get_property_adouble(    string name, double &value[] );
#import