/// <summary>
/// 移除某个总线地址的子设备
/// </summary>
/// <param name="device"></param>
public void Remove(int dialCode)
{
SubDevice d = _SubDevices[dialCode];
if (d != null)
{
_SubDevices[dialCode] = null;
}
}
/// <summary>
/// 改变子设备的拨码地址改,不成功时返回false，而不是抛出异常
/// </summary>
/// <param name="device"></param>
/// <param name="newDialCode"></param>
/// <returns></returns>
public bool TryMove(SubDevice device, int newDialCode)
{
try
{
Move(device, newDialCode);
return(true);
}
catch
{
return(false);
}
}
/// <summary>
/// 增加子设备，不成功时返回false,而不是抛出异常
/// </summary>
/// <param name="device"></param>
/// <returns></returns>
public bool TryAdd(SubDevice device)
{
try
{
Add(device);
return(true);
}
catch
{
return(false);
}
}
/// <summary>
/// 改变子设备的拨码地址改
/// </summary>
/// <param name="device"></param>
/// <param name="newDialCode"></param>
public void Move(SubDevice device, int newDialCode)
{
int dialCode = device.DialCode;
if (newDialCode >= 0 && newDialCode < _SubDevices.Length)
{
if (_SubDevices[newDialCode] == null)
{
Remove(device.DialCode);
device.DialCode = newDialCode;
_SubDevices[newDialCode] = device;
}
else
{
throw new InvalidOperationException(string.Format("总线地址{0}下已经存在设备", device.DialCode));
}
}
else
{
throw new InvalidOperationException(string.Format("无效的总线地址{0}", device.DialCode));
}
}
/// <summary>
/// 增加子设备
/// </summary>
/// <param name="device"></param>
public void Add(SubDevice device)
{
if (device.DialCode >= 0 && device.DialCode < _SubDevices.Length)
{
if (_SubDevices[device.DialCode] == null)
{
_SubDevices[device.DialCode] = device;
device.Parent = this.Parent;
device.BusNum = this._BusNum;
if (this.Parent != null)
{
device.ParentID = this.Parent.ID;
}
}
else
{
throw new InvalidOperationException(string.Format("总线地址{0}下已经存在设备", device.DialCode));
}
}
else
{
throw new InvalidOperationException(string.Format("无效的总线地址{0}", device.DialCode));
}
}
public ParkingGuideBus(int num, int capacity)
{
_BusNum = num;
_SubDevices = new SubDevice[capacity];
}
