/// <summary>验证变量</summary>
private XmlVariable ValidateVariable(XmlVariable oldVariable)
{
var newVariable = new XmlVariable();
if (!this.Presenter.Validate(this.txtVariableName, ref newVariable.Name, "变量名称不允许为空!"))
{
return(null);
}
if (newVariable.Name.IndexOfAny(new char[] { '{', '}' }) >= 0)
{
this.Presenter.WorkItem.Alert("变量名称不允许包含字符'{'和'}'!");
return(null);
}
if (oldVariable == null || !newVariable.Name.Equals(oldVariable.Name, StringComparison.OrdinalIgnoreCase))
{
if (this.Presenter.Config.Variables.Any(v => v.Name.Equals(newVariable.Name, StringComparison.OrdinalIgnoreCase)))
{
this.Presenter.WorkItem.Alert("变量名称已经存在!");
return(null);
}
}
if (!this.Presenter.Validate(this.txtVariableTitle, ref newVariable.Title, "变量标题不允许为空!"))
{
return(null);
}
if (!this.Presenter.Validate(this.txtVariableValue, ref newVariable.Value, "变量值不允许为空!"))
{
return(null);
}
return(newVariable);
}
/// <summary>加入一个变量</summary>
private void AddVariable(XmlVariable variable)
{
var lvwItem = this.lvwExcelTemplateVariables.Items.Add(variable.Name, variable.Name, string.Empty);
lvwItem.SubItems.Add(variable.Title);
lvwItem.SubItems.Add(variable.BuildIn ? "是" : "否");
lvwItem.SubItems.Add(variable.Value);
lvwItem.Tag = variable;
}
/// <summary>加入内置变量</summary>
private void AddBuildInVariable(List <XmlVariable> variables, string name, string title, string value, IValueProvider provider = null)
{
var variable = variables.FirstOrDefault(e => e.Name == name);
if (variable == null)
{
variable = new XmlVariable();
variable.Name = name;
variables.Add(variable);
}
variable.Title = title;
if (variable.Value.Length == 0)
{
variable.Value = value;
}
variable.BuildIn = true;
variable.Provider = provider;
}