/// <summary>
/// Loads jQuery depending on configuration settings (CDN, WebResource or site url)
/// and injects the full script link into the page.
/// </summary>
/// <param name="control"></param>
/// <param name="jQueryUrl">Optional url to jQuery as a virtual or absolute server path</param>
public static void LoadjQuery(Control control, string jQueryUrl)
{
ClientScriptProxy p = ClientScriptProxy.Current;
if (!string.IsNullOrEmpty(jQueryUrl))
{
p.RegisterClientScriptInclude(control, typeof(WebResources), jQueryUrl, ScriptRenderModes.HeaderTop);
}
else if (jQueryLoadMode == jQueryLoadModes.WebResource)
{
p.RegisterClientScriptResource(control, typeof(WebResources), WebResources.JQUERY_SCRIPT_RESOURCE, ScriptRenderModes.HeaderTop);
}
else if (jQueryLoadMode == jQueryLoadModes.ContentDeliveryNetwork)
{
// Load from CDN Url specified
p.RegisterClientScriptInclude(control, typeof(WebResources), jQueryCdnUrl, ScriptRenderModes.HeaderTop);
// check if jquery loaded - if it didn't we're not online and use WebResource
string scriptCheck =
@"if (typeof(jQuery) == 'undefined')
document.write(unescape(""%3Cscript src='{0}' type='text/javascript'%3E%3C/script%3E""));";
jQueryUrl = p.GetClientScriptResourceUrl(control, typeof(WebResources),
WebResources.JQUERY_SCRIPT_RESOURCE);
p.RegisterClientScriptBlock(control, typeof(WebResources),
"jquery_register", string.Format(scriptCheck, jQueryUrl), true,
ScriptRenderModes.HeaderTop);
}
return;
}
/// <summary>
/// Loads the appropriate jScript library out of the scripts directory and
/// injects into a WebForms page.
/// </summary>
/// <param name="control"></param>
/// <param name="jQueryUiUrl">Optional url to jQuery as a virtual or absolute server path</param>
public static void LoadjQueryUi(Control control, string jQueryUiUrl)
{
ClientScriptProxy p = ClientScriptProxy.Current;
// jQuery UI isn't provided as a Web Resource so default to a fixed URL
if (jQueryLoadMode == jQueryLoadModes.WebResource)
{
//throw new InvalidOperationException(Resources.WebResourceNotAvailableForJQueryUI);
jQueryUiUrl = WebUtils.ResolveUrl(jQueryUiLocalFallbackUrl);
}
if (!string.IsNullOrEmpty(jQueryUiUrl))
{
p.RegisterClientScriptInclude(control, typeof(WebResources), jQueryUiUrl, ScriptRenderModes.Header);
}
else if (jQueryLoadMode == jQueryLoadModes.ContentDeliveryNetwork)
{
// Load from CDN Url specified
p.RegisterClientScriptInclude(control, typeof(WebResources), jQueryUiCdnUrl, ScriptRenderModes.Header);
// check if jquery loaded - if it didn't we're not online and use WebResource
string scriptCheck =
@"if (typeof(jQuery.ui) == 'undefined')
document.write(unescape(""%3Cscript src='{0}' type='text/javascript'%3E%3C/script%3E""));";
p.RegisterClientScriptBlock(control,
typeof(WebResources), "jquery_ui",
string.Format(scriptCheck, WebUtils.ResolveUrl(jQueryUiLocalFallbackUrl)),
true, ScriptRenderModes.Header);
}
return;
}
/// <summary>
/// Explicitly forces the client script to be rendered into the page.
/// This code is called automatically by the configured event handler that
/// is hooked to Page_PreRenderComplete
/// </summary>
private void RenderClientScript()
{
ClientScriptProxy scriptProxy = ClientScriptProxy.Current;
string script = ToString(false);
// TODO: This has to be fixed for ww.jquery.js
if (UpdateMode != AllowUpdateTypes.None)
{
ScriptLoader.LoadjQuery(Page);
ScriptLoader.LoadwwjQuery(Page);
scriptProxy.RegisterClientScriptBlock(Page, typeof(WebResources), "submitServerVars", STR_SUBMITSCRIPT, true);
scriptProxy.RegisterHiddenField(Page, "__" + ClientObjectName, "");
script += string.Format(@"$(document.forms['{1}']).submit(function() {{ __submitServerVars({0},'__{0}'); }});",
ClientObjectName, Page.Form.ClientID, SubmitCounter++);
}
scriptProxy.RegisterClientScriptBlock(Page, typeof(WebResources),
"ClientObject_" + ClientObjectName, script,
true);
}