public static void HandleClientAPICallbackEvent(Page objPage, ClientAPICallBackResponse.CallBackTypeCode eType)
{
if (IsInCallback(objPage))
{
if (eType != ClientAPICallBackResponse.CallBackTypeCode.ProcessPage)
{
string[] arrIDs = objPage.Request[SCRIPT_CALLBACKID].Split(Convert.ToChar(" "));
string strControlID = arrIDs[0];
string strClientID = "";
if (arrIDs.Length > 1)
{
strClientID = arrIDs[1];
}
string strParam = objPage.Server.UrlDecode(objPage.Request[SCRIPT_CALLBACKPARAM]);
Control objControl = null;
IClientAPICallbackEventHandler objInterface = null;
ClientAPICallBackResponse objResponse = new ClientAPICallBackResponse(objPage, ClientAPICallBackResponse.CallBackTypeCode.Simple);
try
{
objPage.Response.Clear(); //clear response stream
if (strControlID == SCRIPT_CALLBACKPAGEID)
{
objControl = objPage;
}
else
{
objControl = Globals.FindControlRecursive(objPage, strControlID, strClientID);
}
if (objControl != null)
{
if ((objControl) is HtmlForm) //form doesn't implement interface, so use page instead
{
objInterface = (IClientAPICallbackEventHandler)objPage;
}
else
{
objInterface = (IClientAPICallbackEventHandler)objControl;
}
if (objInterface != null)
{
try
{
objResponse.Response = objInterface.RaiseClientAPICallbackEvent(strParam);
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.OK;
}
catch (Exception ex)
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.GenericFailure;
objResponse.StatusDesc = ex.Message;
}
}
else
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.InterfaceNotSupported;
objResponse.StatusDesc = "Interface Not Supported";
}
}
else
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.ControlNotFound;
objResponse.StatusDesc = "Control Not Found";
}
}
catch (Exception ex)
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.GenericFailure;
objResponse.StatusDesc = ex.Message;
}
finally
{
objResponse.Write();
//objPage.Response.Flush()
objPage.Response.End();
}
}
else
{
objPage.SetRenderMethodDelegate(new RenderMethod(CallbackRenderMethod));
}
}
}
public static string GetCallbackEventReference(Control objControl, string strArgument, string strClientCallBack, string strContext, string srtClientErrorCallBack, string strClientStatusCallBack, ClientAPICallBackResponse.CallBackTypeCode eCallbackType)
{
return GetCallbackEventReference(objControl, strArgument, strClientCallBack, strContext, srtClientErrorCallBack, strClientStatusCallBack, null, eCallbackType);
}
public static string GetCallbackEventReference(Control objControl, string strArgument, string strClientCallBack, string strContext, string srtClientErrorCallBack, string strClientStatusCallBack, string strPostChildrenOfId, ClientAPICallBackResponse.CallBackTypeCode eCallbackType)
{
string strCallbackType = Convert.ToInt32(eCallbackType).ToString();
if (strArgument == null)
{
strArgument = "null";
}
if (strContext == null)
{
strContext = "null";
}
if (srtClientErrorCallBack == null)
{
srtClientErrorCallBack = "null";
}
if (strClientStatusCallBack == null)
{
strClientStatusCallBack = "null";
}
// HACK : Modified to not error if object is null.
//if (strPostChildrenOfId.Length == 0)
if (String.IsNullOrEmpty(strPostChildrenOfId))
{
strPostChildrenOfId = "null";
}
else if (strPostChildrenOfId.StartsWith("'") == false)
{
strPostChildrenOfId = "'" + strPostChildrenOfId + "'";
}
string strControlID = objControl.ID;
if (BrowserSupportsFunctionality(ClientFunctionality.XMLHTTP) && BrowserSupportsFunctionality(ClientFunctionality.XML))
{
RegisterClientReference(objControl.Page, ClientNamespaceReferences.dnn_xml);
RegisterClientReference(objControl.Page, ClientNamespaceReferences.dnn_xmlhttp);
if ((objControl) is Page && strControlID.Length == 0) //page doesn't usually have an ID so we need to make one up
{
strControlID = SCRIPT_CALLBACKPAGEID;
}
if ((objControl) is Page == false)
{
strControlID = strControlID + " " + objControl.ClientID; //ID is not unique (obviously)
}
return string.Format("dnn.xmlhttp.doCallBack('{0}',{1},{2},{3},{4},{5},{6},{7},{8});", strControlID, strArgument, strClientCallBack, strContext, srtClientErrorCallBack, strClientStatusCallBack, "null", strPostChildrenOfId, strCallbackType);
}
else
{
return "";
}
}
public static void HandleClientAPICallbackEvent(Page objPage, ClientAPICallBackResponse.CallBackTypeCode eType)
{
if (IsInCallback(objPage))
{
if (eType != ClientAPICallBackResponse.CallBackTypeCode.ProcessPage)
{
string[] arrIDs = objPage.Request[SCRIPT_CALLBACKID].Split(Convert.ToChar(" "));
string strControlID = arrIDs[0];
string strClientID = "";
if (arrIDs.Length > 1)
{
strClientID = arrIDs[1];
}
string strParam = objPage.Server.UrlDecode(objPage.Request[SCRIPT_CALLBACKPARAM]);
Control objControl = null;
IClientAPICallbackEventHandler objInterface = null;
ClientAPICallBackResponse objResponse = new ClientAPICallBackResponse(objPage, ClientAPICallBackResponse.CallBackTypeCode.Simple);
try
{
objPage.Response.Clear(); //clear response stream
if (strControlID == SCRIPT_CALLBACKPAGEID)
{
objControl = objPage;
}
else
{
objControl = Globals.FindControlRecursive(objPage, strControlID, strClientID);
}
if (objControl != null)
{
if ((objControl) is HtmlForm) //form doesn't implement interface, so use page instead
{
objInterface = (IClientAPICallbackEventHandler)objPage;
}
else
{
objInterface = (IClientAPICallbackEventHandler)objControl;
}
if (objInterface != null)
{
try
{
objResponse.Response = objInterface.RaiseClientAPICallbackEvent(strParam);
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.OK;
}
catch (Exception ex)
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.GenericFailure;
objResponse.StatusDesc = ex.Message;
}
}
else
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.InterfaceNotSupported;
objResponse.StatusDesc = "Interface Not Supported";
}
}
else
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.ControlNotFound;
objResponse.StatusDesc = "Control Not Found";
}
}
catch (Exception ex)
{
objResponse.StatusCode = ClientAPICallBackResponse.CallBackResponseStatusCode.GenericFailure;
objResponse.StatusDesc = ex.Message;
}
finally
{
objResponse.Write();
//objPage.Response.Flush()
objPage.Response.End();
}
}
else
{
objPage.SetRenderMethodDelegate(new RenderMethod(CallbackRenderMethod));
}
}
}
