using HMI.Core.Entity;
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using System;
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using System.Collections.Generic;
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namespace HMI.Core.Api
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{
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public class AlarmShowHelper
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{
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private static List<IAlarmHandler> handlers;
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private static IAlarmShow shower;
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public static void Register(IAlarmShow shower)
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{
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if (AlarmShowHelper.shower == null)
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{
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AlarmShowHelper.shower = shower;
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}
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}
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public static void UnRegister(IAlarmShow shower)
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{
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if (AlarmShowHelper.shower == shower)
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{
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AlarmShowHelper.shower = null;
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}
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}
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public static void AddHandler(IAlarmHandler handler)
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{
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if (handlers == null)
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{
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handlers = new List<IAlarmHandler>();
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}
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if (!handlers.Contains(handler))
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{
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handlers.Add(handler);
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}
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}
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public static bool ShowAlarm(AlarmText alarm)
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{
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if (handlers != null)
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{
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foreach (var handler in handlers)
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{
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try
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{
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handler.HandleAlarm(alarm);
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}
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catch (Exception ex)
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{
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}
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}
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}
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if (shower != null)
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{
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return shower.ShowAlarm(alarm);
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}
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return false;
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}
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}
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}
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