public static void PropagateSection(this WebPageBase page, string sectionName)
{
if (page.IsSectionDefined(sectionName))
{
page.DefineSection(sectionName, delegate { page.Write(page.RenderSection(sectionName)); });
}
}
public static void RedefineSection(this WebPageBase page, string sectionName)
{
if (page.IsSectionDefined(sectionName))
{
page.DefineSection(sectionName, () => page.Write(page.RenderSection(sectionName)));
}
}
public static HelperResult RenderSection(this WebPageBase page, string sectionName, Func <object, HelperResult> defaultContent)
{
if (page.IsSectionDefined(sectionName))
{
return(page.RenderSection(sectionName));
}
return(defaultContent(_o));
}
public static HelperResult RenderSection(this WebPageBase webPage, string name, Func <dynamic, HelperResult> defaultContents)
{
if (webPage.IsSectionDefined(name))
{
return(webPage.RenderSection(name));
}
return(defaultContents(null));
}
/// <summary>
/// Extension method to find out if a section is defined in view page
/// if not, call the defaultContent callback to render default content
/// </summary>
/// <param name="page"></param>
/// <param name="sectionName"></param>
/// <param name="sectionDefaultContent"></param>
/// <returns></returns>
public static HelperResult RenderSection(this WebPageBase page,
string sectionName, Func <dynamic, HelperResult> sectionDefaultContent)
{
if (page.IsSectionDefined(sectionName))
{
return(page.RenderSection(sectionName));
}
return(sectionDefaultContent(null));
}
public static HelperResult RedefineSection(this WebPageBase page, string sectionName, Func <object, HelperResult> defaultContent)
{
if (page.IsSectionDefined(sectionName))
{
page.DefineSection(sectionName, () => page.Write(page.RenderSection(sectionName)));
}
else if (defaultContent != null)
{
page.DefineSection(sectionName, () => page.Write(defaultContent(_o)));
}
return(new HelperResult(_ => { }));
}
public static HelperResult RenderSection(this WebPageBase webPage, string name, IHtmlString defaultContents)
{
return(webPage.IsSectionDefined(name) ? webPage.RenderSection(name) : new HelperResult(text => text.Write(defaultContents)));
}
public static HelperResult RenderSection(this WebPageBase webPage, string name, HelperResult defaultContents)
{
return(webPage.IsSectionDefined(name) ? webPage.RenderSection(name) : defaultContents);
}