2017/4/21
MT5入门到精通之四
一.EA各接口介绍
1.全部选择所有接口
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1.EA接口
//+------------------------------------------------------------------+
//| EA接口.mq5 |
//| Copyright 2017, MetaQuotes Software Corp. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, MetaQuotes Software Corp."
#property link "https://www.mql5.com"
#property version "1.00"
#include <..\Include\Common.mqh>
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
1.EA拖入窗口时候（执行初始化动作）
*/
int OnInit()
{
//--- create timer
EventSetTimer(60); //60s执行一次OnTimer()
MarketBookAdd(Symbol());
//---
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
1.将EA移除会触发
2.直接关闭图标也会执行
*/
void OnDeinit(const int reason)
{
EventKillTimer(); //消除定时器
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
1.每次tick
*/
void OnTick()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
定时器触发函数，没有tick变化也可以执行（跟单系统）
*/
void OnTimer()
{
printf(TimeToString(TimeLocal(),TIME_DATE|TIME_SECONDS));
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
不建议使用
1.订单创建的时候会执行多次（7次）
2.订单移除的时候也会执行多次（7次）
*/
void OnTrade()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
推荐用这个（有疑问）
*/
void OnTradeTransaction(const MqlTradeTransaction &trans,
const MqlTradeRequest &request,
const MqlTradeResult &result)
{
//服务器返回订单成功
if(trans.type==TRADE_TRANSACTION_REQUEST)
{
if(request.action==TRADE_ACTION_DEAL && request.type==ORDER_TYPE_BUY)
{
Alert("开了一张多单");
}
}
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
测试历史数据用到
*/
double OnTester()
{
double ret=0.0;
return(ret);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
以下三个接口，策略优化的时候用到
*/
void OnTesterInit()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
void OnTesterPass()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
void OnTesterDeinit()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
图表操作相关事件
*/
void OnChartEvent(const int id,
const long &lparam,
const double &dparam,
const string &sparam)
{
//鼠标单击事件
if(id==CHARTEVENT_CLICK)
{
Alert("您单击鼠标，位置X="+lparam+"y="+dparam);
}
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
市场深度发生改变时调用，需要事先调用MarketBookAdd()
*/
void OnBookEvent(const string &symbol)
{
Alert(symbol+"场深度发生改变");
}
//+------------------------------------------------------------------+
2.指标接口
//+------------------------------------------------------------------+
//| Indicator接口.mq5 |
//| Copyright 2017, MetaQuotes Software Corp. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, MetaQuotes Software Corp."
#property link "https://www.mql5.com"
#property version "1.00"
#property indicator_chart_window
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int OnInit()
{
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
推荐用这个，参数多，可以直接使用。
*/
int OnCalculate(const int rates_total,
const int prev_calculated,
const datetime &time[],
const double &open[],
const double &high[],
const double &low[],
const double &close[],
const long &tick_volume[],
const long &volume[],
const int &spread[])
{
return(rates_total);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
void OnTimer()
{
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
void OnChartEvent(const int id,
const long &lparam,
const double &dparam,
const string &sparam)
{
}
//+------------------------------------------------------------------+
3.脚本接口
//+------------------------------------------------------------------+
//| Script接口.mq5 |
//| Copyright 2017, MetaQuotes Software Corp. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, MetaQuotes Software Corp."
#property link "https://www.mql5.com"
#property version "1.00"
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
/*
只执行一次
*/
void OnStart()
{
}
//+------------------------------------------------------------------+
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