/// <summary>
/// 增加一项布局
/// </summary>
/// <param name="NewLayoutState">新布局</param>
public void Append(LayoutState NewLayoutState)
{
if (NewLayoutState.Name == null)
{
do
{
NewLayoutState.Name = "layout" + unchecked (TempIndex++).ToString();
}while(this.myHashtable.ContainsKey(NewLayoutState.Name));
}
this.myHashtable.Add(NewLayoutState.Name.ToLower(), NewLayoutState);
NewLayoutState.Group = this;
if (this._DefaultLayout == null)
{
this._DefaultLayout = NewLayoutState.Name;
}
}
/// <summary>
/// 获取向客户端输出的内容
/// </summary>
/// <returns></returns>
protected virtual string GetContent()
{
LayoutState myLayout = this.CurLayoutState;
string Content = null;
//替换一些用户自定义参数
Content = this.ExplainHtml(myLayout.InnerHtml.Trim());
//增加对自定义HTC的支持
Content = this.AddUserDefineComponent(Content);
if (this.OnBeforeOutput != null)
{
this.DbCommand.CommandText = "";
this.DbCommand.CommandType = CommandType.Text;
this.OnBeforeOutput(this, ref Content);
}
return(Content);
}
/// <summary>
/// 向客户端输出信息
/// </summary>
/// <param name="writer"></param>
protected override void Render(System.Web.UI.HtmlTextWriter writer)
{
LayoutState myLayout = null;
if (this.ErrorMsg == null)
{
//检测布局
if (this.Layouts == null)
{
this.ErrorMsg = "输出页面布局：尚未定义页面布局！";
}
myLayout = this.Layouts[this.Layout];
if (myLayout == null)
{
if (this.Layout == null)
{
this.ErrorMsg = "输出页面布局：尚未定义页面布局，或未给页面布局赋予名字！";
}
else
{
this.ErrorMsg = "输出页面布局：不存在指定的页面布局" + this.Layout;
}
}
}
if (this.ErrorMsg != null)
{
if (this.Request.UserHostAddress == "127.0.0.1" || this.Request.UserHostName == System.Net.Dns.Resolve(System.Net.Dns.GetHostName()).AddressList[0].ToString())
{
writer.Write(this.CreateErrorButton(this.ErrorMsg));
}
else
{
writer.Write(this.CreateErrorButton(""));
}
return;
}
//输出样式表
writer.Write(this.GetStyle());
//向客户端输出代码
writer.Write("<span id=ReportDetail_");
writer.Write(this.ClientID);
writer.Write(">");
if (this.Content == null)
{
this.Content = this.GetContent();
}
writer.Write(this.Content);
writer.Write("</span>");
//构造一段Javascript脚本，并发送到客户端，用于给各字段赋值
System.Text.StringBuilder myScript = new System.Text.StringBuilder();
myScript.Append("<script language = javascript>\n");
myScript.Append("var ?clientId?_arrValues = new Array(\n".Replace("?clientId?", this.ClientID));
bool IsExist = false;
foreach (object Key in this.Fields.GetKeys())
{
FieldAttrib myFieldAttrib = this.Fields[Key.ToString()];
IDbDataParameter myParameter = myFieldAttrib.GetParameter();
//获取字段值
object Value = myFieldAttrib.TrueValue;
if (Tools.IsNull(Value))
{
Value = null;
}
else if (Value is string) //支持UBB代码的转换
{
if (myFieldAttrib.IsSupportUBB && myLayout.IsSupportUBB)
{
Value = this.UBB.GetHtmlCode(Value as string);
}
}
myScript.Append("new Array('");
myScript.Append(Key); //字段名
myScript.Append("', '");
myScript.Append(Value == null?null:Value.ToString().Replace("'", @"\'").Replace("\r\n", @"\n")); //值
myScript.Append("', '");
myScript.Append(myFieldAttrib.IsKey); //是否为主键
myScript.Append("', '");
myScript.Append(myFieldAttrib.DbType); //字段类型
myScript.Append("', '");
myScript.Append(myFieldAttrib.Size); //字段长度
myScript.Append("', '");
myScript.Append(myFieldAttrib.IsNullable); //是否允许为空
myScript.Append("', '");
myScript.Append(myFieldAttrib.Verification == null?null:myFieldAttrib.Verification.Replace("'", @"\'").Replace("\r\n", @"\n").Replace(@"\", @"\\")); //验证码
myScript.Append("', '");
myScript.Append(myFieldAttrib.ErrorMsg == null?null:myFieldAttrib.ErrorMsg.Replace("'", @"\'").Replace("\r\n", @"\n")); //错误信息
myScript.Append("', '");
myScript.Append(myFieldAttrib.Title.Replace("'", @"\'").Replace("\r\n", @"\n")); //别名
myScript.Append("', '");
myScript.Append(myFieldAttrib.IsSupportUBB); //是否支持UBB代码
myScript.Append("', '");
myScript.Append(myFieldAttrib.FormatString == null?null:myFieldAttrib.TrueFormatString.Replace("'", @"\'")); //格式化字符串
myScript.Append("', '");
myScript.Append(myFieldAttrib.IsUpdateable); //是否允许更改
myScript.Append("'),\n");
IsExist = true;
}
if (IsExist == true)
{
myScript[myScript.Length - 2] = '\n';
}
myScript.Append(");\n");
myScript.Append("try{var ?clientId? = new ReportDetailOperate('?clientId?', ?clientId?_arrValues);\n".Replace("?clientId?", this.ClientID));
myScript.Append("ReportDetailSetValue('?clientId?', ?clientId?_arrValues);\n".Replace("?clientId?", this.ClientID));
myScript.Append("}catch(e){}</script>\n");
writer.Write(myScript.ToString());
}
