Initial commit: MQL5 Scripts Collection (MetaTrader 5)

2025-06-24 00:33:04 +01:00
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+# 🚀 Unlock the Power of Trading!
+
+Welcome to this open-source trading project. Here you will find powerful tools to enhance your trading journey. If you find this project useful, please consider starring ⭐, sharing, or donating to support further development!
+
+---
+
+**Support the project:**
+- Star this repository on GitHub
+- Share it with your trading friends
+- [Donate here](https://www.paypal.com/donate/?hosted_button_id=YOUR_BUTTON_ID) to help us grow!
+
+---
+![Screenshot](script.png)
+
+## Source Files
+- `sell.mq5`
+
+---
+> Made with ❤️ for the trading community.
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+//+------------------------------------------------------------------+
+//|                                                         Sell.mq5 |
+//|                                     Copyright 2013, Marcus Wyatt |
+//|                                        http://www.exceptionz.com |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2013, Marcus Wyatt"
+#property link      "http://www.exceptionz.com"
+#property version   "1.00"
+
+#property script_show_inputs
+
+//--- input parameters
+input int      RiskPercentage = 1; // Risk Percentage
+input int      RewardRatio    = 2; // Reward Ratio
+
+#include <Trade\Trade.mqh>                                
+#include <Trade\PositionInfo.mqh>                         
+#include <Trade\SymbolInfo.mqh>
+#include <Trade\AccountInfo.mqh>
+
+CTrade         *m_trade;
+CSymbolInfo    *m_symbol;
+CPositionInfo  *m_position_info; 
+CAccountInfo   *m_account;
+
+#define MAX_PERCENT 0.2
+
+//+------------------------------------------------------------------+
+//| Script program start function                                    |
+//+------------------------------------------------------------------+
+void OnStart() {
+    m_trade = new CTrade();
+    m_symbol = new CSymbolInfo();   
+    m_position_info = new CPositionInfo();   
+    m_account = new CAccountInfo();
+    
+    m_symbol.Name(Symbol());
+    m_symbol.RefreshRates();
+    
+    double point        = m_symbol.Point();     
+    double digits       = m_symbol.Digits();
+    double spread       = m_symbol.Spread();
+    
+    double lots = TradeSize();
+    double sl = NormalizeDouble(m_symbol.Bid() + AccountPercentStopPips(lots) * point, (int)digits);
+    double tp = NormalizeDouble(m_symbol.Bid() - (AccountPercentStopPips(lots) * RewardRatio) * point, (int)digits);  
+    if(!m_trade.PositionOpen(Symbol(), ORDER_TYPE_SELL, lots, m_symbol.Bid(), sl, tp))
+        Print("PositionOpen() Sell FAILED!!. Return code=",m_trade.ResultRetcode(), ". Code description: ",m_trade.ResultRetcodeDescription());    
+    
+    if(m_position_info != NULL)
+    delete m_position_info;  
+    
+    if(m_symbol != NULL)
+    delete m_symbol;  
+    
+    if(m_trade != NULL)
+    delete m_trade;  
+    
+    if(m_account != NULL)
+    delete m_account; 
+}
+
+//+-------------------------------------------------------------------------+
+//|                      Money Managment                                    |   
+//+-------------------------------------------------------------------------+   
+double TradeSize() {
+
+   double lots_min     = m_symbol.LotsMin();
+   double lots_max     = m_symbol.LotsMax();
+   long   leverage     = m_account.Leverage();
+   double lots_size    = SymbolInfoDouble(Symbol(),SYMBOL_TRADE_CONTRACT_SIZE);
+   double lots_step    = m_symbol.LotsStep();;
+   double percentage   = RiskPercentage / 100;
+   
+   if(percentage > MAX_PERCENT) percentage = MAX_PERCENT;
+   
+   double final_account_balance =  MathMin(m_account.Balance(), m_account.Equity());
+   int normalization_factor = 0;
+   double lots = 0.0;
+   
+   if(lots_step == 0.01) { normalization_factor = 2; }
+   if(lots_step == 0.1)  { normalization_factor = 1; }
+   
+   lots = (final_account_balance*(RiskPercentage/100.0))/(lots_size/leverage);
+   lots = NormalizeDouble(lots, normalization_factor);
+   
+   if (lots < lots_min) { lots = lots_min; }
+   if (lots > lots_max) { lots = lots_max; }
+   //----
+   return( lots );
+}
+
+double AccountPercentStopPips(double lots) {
+    double balance      = MathMin(m_account.Balance(), m_account.Equity());
+    double moneyrisk    = balance * RiskPercentage / 100;
+    double spread       = m_symbol.Spread();
+    double point        = m_symbol.Point();
+    double ticksize     = m_symbol.TickSize();
+    double tickvalue    = m_symbol.TickValue();
+    double tickvaluefix = tickvalue * point / ticksize; // A fix for an extremely rare occasion when a change in ticksize leads to a change in tickvalue
+    
+    double stoploss = moneyrisk / (lots * tickvaluefix ) - spread;
+    
+    if (stoploss < m_symbol.StopsLevel())
+        stoploss = m_symbol.StopsLevel(); // This may rise the risk over the requested
+        
+    stoploss = NormalizeDouble(stoploss, 0);
+    
+    return (stoploss);
+}
+
+//+------------------------------------------------------------------+