public string Render(object viewModel, string settingType)
{
var setting = UISettings.Current.Items[settingType] as UISetting;
StringBuilder sb = new StringBuilder();
if (setting != null)
{
sb.Append(setting.ContentHeader);
}
if (!string.IsNullOrEmpty(ContentHeader))
{
sb.Append(ContentHeader.ReplaceContextParameters(viewModel, viewModel));
}
Render(sb, viewModel);
if (!string.IsNullOrEmpty(ContentFooter))
{
sb.Append(ContentFooter.ReplaceContextParameters(viewModel, viewModel));
}
if (setting != null)
{
sb.Append(setting.ContentFooter);
}
return(sb.ToString());
}
public override void OnExecute(ICommandContext context, CommandConfig config, CommandResult result)
{
var viewResult = result as ExtendedActionResult;
#region 创建ReportViewer
ReportViewerSetting reportViewer = new ReportViewerSetting
{
DataSources = new List <ReportDataSource>(),
Parameters = new List <ReportParameter>()
};
reportViewer.ReportPath = ReportPath;
DataSources.ForEach(p =>
{
var pValue = p.GetValue(context);
if (pValue == null)
{
throw new Exception(string.Format("参数[{0}]不能为空", p.Name));
}
reportViewer.DataSources.Add(new ReportDataSource(p.Name, pValue));
});
Parameters.ForEach(p =>
{
var pValue = p.GetValue(context);
if (pValue == null)
{
throw new Exception(string.Format("参数[{0}]不能为空", p.Name));
}
reportViewer.Parameters.Add(new ReportParameter(p.Name, pValue.ToString()));
});
reportViewer.ContentHeader = string.IsNullOrEmpty(ContentHeader) ? "" :
ContentHeader.ReplaceContextParameters(context, context);
reportViewer.ContentFooter = string.IsNullOrEmpty(ContentFooter) ? "" :
ContentFooter.ReplaceContextParameters(context, context);
#endregion
string id = Guid.NewGuid().ToString();
ReportViewers.Add(id, reportViewer);
viewResult.ActionResult = ReportViewers.Redirect(id, ReportViewerUrl);
result.End(NextCommand);
context.Execute(NextCommand);
}
