private void NewAreaBtn_Click(object sender, EventArgs e)
{
try
{
string strText = string.Empty;
InputDialog.Show(out strText);
if (Char.IsDigit(strText, 0))
{
throw new Exception("开头不能是数字");
}
if (strText == "")
{
throw new Exception("名称不能为空");
}
if (strText.StartsWith("-"))
{
throw new Exception("非法字符");
}
foreach (XmlNode childNode in CoordXML.SelectSingleNode("Root").ChildNodes)
{
if (childNode.Name == strText)
{
throw new Exception("区域已存在");
}
}
XmlElement xmlElement = CoordXML.CreateElement(strText);
XmlAttribute xmlAttribute = CoordXML.CreateAttribute("Class");
xmlElement.SetAttribute("Class", "Area");
CoordXML.SelectSingleNode("Root").AppendChild(xmlElement);
treeView1.Nodes.Clear();
RecursionTreeControl(CoordXML.DocumentElement, treeView1.Nodes);
loader.OutputXML(CoordXML, CoordDataPath);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "严重错误：上溢", MessageBoxButtons.OK);
}
}
