private void RemoveAllOfType(DeviceActionType type)
{
lock (_lock)
{
var cur = _root;
Node prev = null;
while (cur != null)
{
if (cur.Action.ActionType == type)
{
Count--;
if (prev != null)
{
prev.Next = cur.Next;
}
else //we are removing the root
{
_root = cur.Next;
}
}
else
{
prev = cur;
}
cur = cur.Next;
}
if (_root == null)
{
_itemsInQueueEvent.Reset();
}
}
}
/// <summary>
/// 获取设备状态说明
/// </summary>
/// <param name="parameterType"></param>
/// <returns></returns>
public static string GetDeviceActionTypeString(DeviceActionType actionType)
{
string strReturn = string.Empty;
switch (actionType)
{
case DeviceActionType.P:
strReturn = "投放";
break;
case DeviceActionType.S:
strReturn = "启动";
break;
case DeviceActionType.M:
strReturn = "搅拌";
break;
case DeviceActionType.E:
strReturn = "停止";
break;
case DeviceActionType.H:
strReturn = "加热";
break;
default:
break;
}
return(strReturn);
}
public void Enqueue(DeviceActionType type, DeviceActionParams args, bool overwriteSameType, Action <bool> completionCallback = null)
{
lock (_lock)
{
if (overwriteSameType)
{
RemoveAllOfType(type);
}
Enqueue(new Node(new DeviceAction {
ActionType = type, Params = args, CompletionCallback = completionCallback
}));
}
}
