Formview itemupdating objectdatasource
i programming with delphi6 but i'd like to tp know something about programming in internet specially with . Does anyone know some good tutorials for developing ASP. I can find lots of console code, but simple things are hard: like I can't even figure out how to print something out to the web page (just a string). I trap the Item Updating event from the Form View in order to do some validation and fill in some more complex values. Any help would be appreciated, Brian While you could manually create the form and programmatically make all of the updates, the Form View can do a lot of the work for you and that's the route I'd go. when i try to retrieve the datakey values the application throws an error saying the object reference is not set.i hear about with delphi 7 that i can programming with delphi in .... What I'm really trying to do is access a database, verify a login, and print JSON out to the response. In that method I have the following line of code:e. why do the values dissappear from the Datakey Collection and how can i stop it?
When it seems like you can choose either option it's hard to know what's the correct choice and why. Net, there are almost always many ways to accomplish the same thing. The first one occurs earlier than the second one, I know that, but still which one do you prefer? I've set the Data Object Type Name property of my object data source so my update method can accept an instance of a class as the parameter.
If a post helps me I'll always eventually mark it as an answer. It's really up to you on what you choose to use. I want to extract an object, when Grid View is updating, from ODS. Blog about programming, web and IT in general Hi Mike. What I'd like to do is get a reference to the instance of the object that gets passed to the update method *before* any of its properties are set (I need to run some initialization code first). Sql Exception: Must declare the scalar variable "@Description any idea what this means and what I need to do to fix it?
i have set the datakeynames values for the formview .......
Data Key Names="partnumber,vendorid" and here is the codebehind protected void fview Results_Item Upda...
Does anyone know why when event Form View1_Item Updating called there are actually no values. please help If you want to develope web applications, then you'll also need IIS on your PC. Simple Form View with manual databinding for test purposes.
If in Form_Load I put: Get the current business object of a Object Data Source in the Item Updating event of a Form View Hi all! That'll require XP-Professional or Windows 2000/2003, but XP-Home edition won't allow IIS installation. Hi, I have had a feeling for a long time to jump into the adds market for some time due to my low income (shooting for the stars) and I don't have anything better to do these days. Not sure if this is the right place to post this, but I deffinitly would be really greatfull for help getting started. If there are any teacher that wanna show me the ropes private, I can give payment with ... Item Updated event is never called although update is succesfull based on rows Affected result. Quite a few out there - - this one, has a lot of good videos - also ASPNet101.com, but then, I might be a little prejudiced David Wier MCP/ASPInsider ASPNet101- where to look first! tabid=47 then learn from sample and doc James Wu (MIB426).
Because the This example has a text box that accepts user input, which is a potential security threat. NET Web pages validate that user input does not include script or HTML elements.
For more information, see Script Exploits Overview.
Before the Update-Method of the Object Data Source is called, there is the current object needed anyway. Start Client Timer from Server Event and start server Event from client event All of you, I have a big challenge which i'm not able to resolve. Situation for a webbased quiz system I have a data set with e.g. I connect the MP3 sound file to a webcontrol I've written to play Mp3 with a flashmovie. Once this mp3 is played (the question is read for people with reading problems) an Event should be raised from the client to the server. The event from 3 should start a Countdown timer (15 se... Ali Darabian I think there is some support for Delphi in . However, you will find much more support from the user community if you choose a more popular language such as VB. One more thing, the event fired intially when I set it from the Designer, but no more. I have a small project of creating a Holiday Booking system on our Intranet and just trying to get the first part to work properly will hopefully get me sorted for the whole project. Calendar Express - The Best HTML Calendar Generator on the web! I have a Form View object and in the Edit Item Template I use a Drop Down List to allow the user to change a value. I need to edit these records with the same layout, but the original form is not in a formview mode. NET Hi all, does anyone know how any online resources that can show me how to create web apps that include code-behind, and uer controls without using VS. NET on my home laptop because I simply dont' have the space or processor power. i am not using data source controls, i am handling the edit and updates with my own code.
But speaking in general, also since the old values would be part of the actual parameters that will be passed to the Update Method, does this mean I have access to the old and new values in the Object Data Source. Is the purpose to allow different controls bound to the same datasource to do different things?