smc-zones/mql4/Indicators/SMCZones/SignalAlerts.mqh
55 lines
2.5 KiB
MQL5
//+------------------------------------------------------------------+
//| SignalAlerts.mqh |
//| Copyright 2026, Allan Niñal |
//| https://www.allanninal.dev/mql5 |
//+------------------------------------------------------------------+
//| MT4 edition of the SMC Zones alert helper: one alert per closed- |
//| bar signal (pop-up, sound, push, e-mail), never during the |
//| history load, never twice for the same bar, silent in the tester.|
//+------------------------------------------------------------------+
// SPDX-License-Identifier: LicenseRef-PolyForm-Noncommercial-1.0.0 (see LICENSE)
#property strict
input bool InpAlertPopup = true; // Pop-up alert
input bool InpAlertSound = false; // Play a sound
input string InpSoundFile = "alert.wav"; // Sound file (terminal Sounds folder)
input bool InpAlertPush = true; // Push notification (set up MetaQuotes ID in Options)
input bool InpAlertEmail = false; // E-mail (set up in Options)
datetime g_alert_last=0; // bar time of the last alert sent
//--- timeframe as text (M15, H1, ...)
string TfName(const ENUM_TIMEFRAMES tf)
{
switch(tf==PERIOD_CURRENT ? _Period : (int)tf)
{
case PERIOD_M1: return("M1");
case PERIOD_M5: return("M5");
case PERIOD_M15: return("M15");
case PERIOD_M30: return("M30");
case PERIOD_H1: return("H1");
case PERIOD_H4: return("H4");
case PERIOD_D1: return("D1");
case PERIOD_W1: return("W1");
case PERIOD_MN1: return("MN1");
}
return("M"+IntegerToString(tf==PERIOD_CURRENT ? _Period : (int)tf));
}
//--- send one alert for a signal on the closed bar `bar_time`; `live` is false while the history is loading
void SignalAlert(const string product,const string text,const datetime bar_time,const bool live)
{
if(!live || bar_time<=g_alert_last || IsTesting())
return;
g_alert_last=bar_time;
string msg=StringFormat("%s %s %s: %s",product,_Symbol,TfName(PERIOD_CURRENT),text);
if(InpAlertPopup)
Alert(msg);
if(InpAlertSound && InpSoundFile!="")
PlaySound(InpSoundFile);
if(InpAlertPush && TerminalInfoInteger(TERMINAL_NOTIFICATIONS_ENABLED))
SendNotification(msg);
if(InpAlertEmail && TerminalInfoInteger(TERMINAL_EMAIL_ENABLED))
SendMail(product+" "+_Symbol,msg);
}
//+------------------------------------------------------------------+