/// <summary>
/// 构造方法传入一个要修改的变量和一个报警变量对象集合
/// </summary>
/// <param name="var"></param>
/// <param name="list"></param>
public FrmModifyVar(Variable_Modbus var, List <VarAlarm_Modbus> list)
: this()
{
this.objVar = var;
this.listVarAlarm = list;
ShowVariable();
}
/// <summary>
/// FrmNew窗体的委托所绑定的方法，该方法参数是从FrmNew窗体传过来
/// </summary>
/// <param name="var"></param>
/// <param name="listVAlarm"></param>
private void ReceiveVarFromNew(Variable_Modbus var, List <VarAlarm_Modbus> listVAlarm)
{
//将新建变量窗体要新建的变量和报警变量添加到集合中
this.listVar.Add(var);
if (listVAlarm != null)
{
this.listVarAlarm.AddRange(listVAlarm);
}
//更新dgv
UpdatedgvVar();
this.dgvVar.CurrentCell = this.dgvVar.Rows[this.dgvVar.Rows.Count - 1].Cells[0];
}
/// <summary>
/// 获取所有的变量对象
/// </summary>
/// <param name="xmlpath">存放变量的xml文件路径</param>
/// <returns></returns>
public static List <Variable_Modbus> GetLIstVar()
{
if (!File.Exists(pathVar))
{
return(null);
}
List <Variable_Modbus> listVar = new List <Variable_Modbus>();
//从指定路径加载xml文档
XmlDocument xdoc = new XmlDocument();
xdoc.Load(pathVar);
//获取“Root”节点
XmlNode noodroot = xdoc.SelectSingleNode("//Root");
//读取Root节点下所有的变量节点，封装成变量对象，存入集合
foreach (XmlNode noodtool in noodroot.ChildNodes)
{
if (noodtool.Name == "Variable")
{
//封装变量对象
Variable_Modbus objVar = new Variable_Modbus();
objVar.VarName = GetValueByAttribute(noodtool, "VarName");
objVar.Address = GetValueByAttribute(noodtool, "Address");
objVar.DataType = GetValueByAttribute(noodtool, "DataType");
objVar.StoreType = GetValueByAttribute(noodtool, "StoreArea");
objVar.Note = GetValueByAttribute(noodtool, "Note");
objVar.IsFiling = GetValueByAttribute(noodtool, "IsFiling");
objVar.IsAlarm = GetValueByAttribute(noodtool, "IsAlarm");
objVar.IsReport = GetValueByAttribute(noodtool, "IsReport");
objVar.AbsoluteAddress = GetValueByAttribute(noodtool, "AbsoluteAddress");
listVar.Add(objVar);
}
}
return(listVar);
}
/// <summary>
/// 装载XML文件：根据路径返回LIST集合
/// </summary>
/// <param name="xmlpath"></param>
/// <returns></returns>
public static List <Variable_Modbus> LoadXML(string xmlpath)
{
VarModbusList.Clear();
if (!File.Exists(xmlpath))
{
MessageBox.Show("IO配置变量的XML文件不存在！");
}
else
{
XmlDocument xdoc = new XmlDocument();
xdoc.Load(xmlpath);
foreach (XmlNode noodroot in xdoc.ChildNodes)
{
if (noodroot.Name == "Root")
{
foreach (XmlNode noodtool in noodroot.ChildNodes)
{
if (noodtool.Name == "Variable")
{
Variable_Modbus objVar = new Variable_Modbus();
objVar.VarName = XMLAttributeGetValue(noodtool, "VarName");
objVar.Address = XMLAttributeGetValue(noodtool, "Address");
objVar.DataType = XMLAttributeGetValue(noodtool, "DataType");
objVar.StoreArea = XMLAttributeGetValue(noodtool, "StoreArea");
objVar.Note = XMLAttributeGetValue(noodtool, "Note");
objVar.IsFiling = XMLAttributeGetValue(noodtool, "IsFiling");
objVar.IsAlarm = XMLAttributeGetValue(noodtool, "IsAlarm");
objVar.IsReport = XMLAttributeGetValue(noodtool, "IsReport");
objVar.AbsoluteAddress = XMLAttributeGetValue(noodtool, "AbsoluteAddress");
VarModbusList.Add(objVar);
}
}
}
}
}
return(VarModbusList);
}
/// <summary>
/// 修改变量
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnEdit_Click(object sender, EventArgs e)
{
if (this.dgvVar.SelectedRows.Count != 1 || this.dgvVar.CurrentRow == null)
{
return;
}
#region 封装要修改的变量和其对应的报警对象集合
//将dgv中选中列对应的变量对象从集合中读取出来
int index = this.dgvVar.CurrentRow.Index;
Variable_Modbus objVar = this.listVar[index];
//变量对象对应的报警对象集合
List <VarAlarm_Modbus> listAlarm = null;
if (objVar.IsAlarm == "1")
{
listAlarm = new List <VarAlarm_Modbus>();
//如果变量是设置为报警的，则从报警变量对象集合中取出其对应的报警变量，封装到集合中
foreach (VarAlarm_Modbus item in this.listVarAlarm)
{
if (item.VarName == objVar.VarName)
{
listAlarm.Add(item);
}
}
}
#endregion
//创建修改变量窗体，将要修改的变量和其对应的变量对象集合传递进去
FrmModifyVar objFrm = new FrmModifyVar(objVar, listAlarm);
DialogResult dr = objFrm.ShowDialog();
//修改变量窗体的变量修改成功后
if (dr == DialogResult.OK)
{
//集合中替换新修改的变量
this.listVar[index] = objFrm.objVar;
//更新新修改变量对应的报警变量
if (objFrm.objVar.IsAlarm == "1" && objFrm.listVarAlarm.Count > 0)
{
//该变量是报警变量:则在报警变量对象集合中先清除原来的再添加新修改后的
for (int i = 0; i < listVarAlarm.Count; i++)
{
if (listVarAlarm[i].VarName == objFrm.objVar.VarName)
{
listVarAlarm.RemoveAt(i);
i--;
}
}
this.listVarAlarm.AddRange(objFrm.listVarAlarm);
}
else
{
//该变量不是报警变量:则在报警变量集合中删除其关联的报警变量
for (int i = 0; i < listVarAlarm.Count; i++)
{
if (listVarAlarm[i].VarName == objFrm.objVar.VarName)
{
listVarAlarm.RemoveAt(i);
i--;
}
}
}
UpdatedgvVar();
}
}
/// <summary>
/// 对变量集合进行分析，返回第一个数值为该变量类型的起始地址，第二个数值为长度
/// </summary>
/// <param name="list"></param>
/// <returns></returns>
private List <int> AnalyseVar(List <Variable_Modbus> list)
{
List <int> listResult = new List <int>(2);
List <int> listAddress = new List <int>();
int start = 0;
int end = 0;
int length = 0;
string dataType = string.Empty;
//遍历所有的变量
foreach (Variable_Modbus item in list)
{
//将变量的地址转成int型数据，存入地址集合中
listAddress.Add(int.Parse(item.Address));
}
//获取起始地址，最小值
start = listAddress.Min();
//获取结束地址，最大值
end = listAddress.Max();
//查找出地址为最小值的变量,获取其数据类型
Variable_Modbus lin = (from n in list where n.Address == end.ToString() select n).FirstOrDefault();
dataType = lin.DataType;
//判断其数据类型，获取存储区的总长度length
switch (dataType)
{
case "Bool":
length = end - start + 1;
break;
case "Float":
length = end - start + 2;
break;
case "Float Inverse":
length = end - start + 2;
break;
case "Long":
length = end - start + 2;
break;
case "Long Inverse":
length = end - start + 2;
break;
case "Double":
length = end - start + 4;
break;
case "Double Inverse":
length = end - start + 4;
break;
default:
length = end - start + 2;
break;
}
listResult.Add(start);
listResult.Add(length);
return(listResult);
}
/// <summary>
/// 按下确认按钮时，获取窗口数据，封装对象
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnConfirm_Click(object sender, EventArgs e)
{
try
{
#region 封装变量对象
//封装变量对象
this.objVar = new Variable_Modbus();
objVar.VarName = this.txtVarName.Text.Trim();
objVar.StoreType = this.cboStoreArea.Text.Trim();
objVar.DataType = this.cboDataType.Text.Trim();
objVar.Address = this.txtAddress.Text.Trim();
objVar.IsFiling = this.chkIsFilling.Checked ? "1" : "0";
objVar.IsAlarm = this.chkIsAlarm.Checked ? "1" : "0";
objVar.IsReport = this.chkIsReport.Checked ? "1" : "0";
objVar.Note = this.txtNote.Text.Trim();
#endregion
#region 封装报警变量集合
if (objVar.IsAlarm == "1")
{
this.listVarAlarm = new List <VarAlarm_Modbus>();
//封装报警变量集合
if (this.chkIsAlarm.Checked)
{
//封装修改后新的集合
if (chk_High.Checked)
{
listVarAlarm.Add(new VarAlarm_Modbus()
{
VarName = this.txtVarName.Text.Trim(),
Priority = Convert.ToInt16(this.txt_Priority_High.Text.Trim()),
AlarmType = "High",
AlarmValue = float.Parse(this.txt_Alarm_High.Text.Trim()),
Note = this.txt_Note_High.Text.Trim()
});
}
if (chk_HiHi.Checked)
{
listVarAlarm.Add(new VarAlarm_Modbus()
{
VarName = this.txtVarName.Text.Trim(),
Priority = Convert.ToInt16(this.txt_Priority_HiHi.Text.Trim()),
AlarmType = "HiHi",
AlarmValue = float.Parse(this.txt_Alarm_HiHi.Text.Trim()),
Note = this.txt_Note_HiHi.Text.Trim()
});
}
if (chk_Low.Checked)
{
listVarAlarm.Add(new VarAlarm_Modbus()
{
VarName = this.txtVarName.Text.Trim(),
Priority = Convert.ToInt16(this.txt_Priority_Low.Text.Trim()),
AlarmType = "Low",
AlarmValue = float.Parse(this.txt_Alarm_Low.Text.Trim()),
Note = this.txt_Note_Low.Text.Trim()
});
}
if (chk_LoLo.Checked)
{
listVarAlarm.Add(new VarAlarm_Modbus()
{
VarName = this.txtVarName.Text.Trim(),
Priority = Convert.ToInt16(this.txt_Priority_LoLo.Text.Trim()),
AlarmType = "LoLo",
AlarmValue = float.Parse(this.txt_Alarm_LoLo.Text.Trim()),
Note = this.txt_Note_LoLo.Text.Trim()
});
}
}
}
#endregion
}
catch (Exception ex)
{
MessageBox.Show("变量数据输入错误：" + ex.Message);
return;
}
//调用其委托
actionTrans(objVar, listVarAlarm);
}