MVC Pattern To Save, Update, Delete.with Detail Code?
Jun 14, 2010I want MVC pattern to save,update,delete.with detail code
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MVC :: Design Pattern Of Insert/update/delete Record In The Datagrid?
Mar 13, 2011i would like to ask about the design pattern of insert/update/delete record in the datagrid.
my page have 3 datagrids, each datagrid display different data.
but when clicking the save/update/delete button, how can i write a good progrmming pattern to perform this action.
any example code for my reference?
DataSource Controls :: Design Pattern For Pass (master/detail) Data Retrieval?
Apr 18, 2010design pattern that works well with Visual Studio data tools against an MS SQL server; to retrieve a subset of an object's fields for all rows, and then on-demand retrieve the remainder for one row. I.E. just the small summary fields that I will serialize to a master grid view, then the larger properties including a large blob that I will render in a detail view. The performance hit from retrieving the large blob with the master result list would be too great.
The data shape is static, and I can define two separate data classes to match the specific summary vs. detail information returned. However that sounds anti-pattern-ish, to define the data classes specifically to suit the presentation layer. It also presents another problem, how to translate from the summary item to the detail item in an object-oriented way?
AJAX :: Master - Detail Page Reloading The Detail Page With Update Panel
Jul 27, 2010I have a Page with a FileUpload control on the top with the "Insert" button, in order to insert pictures Below that, i have a Listview showing all the pics. THis is the way i am placing my Update Panel:
[Code]....
How can i, press the INSERT button and reloads only the Content Template after INSERTING?
How To Update / Delete The Table Records In ASPNETDB.MDF In Single Update / Delete Query
Nov 29, 2010I want to know how to Update / delete the table records in ASPNETDB.MDF in single update / delete query ?
View 1 RepliesData Controls :: Insert Update Delete In Temporary DataTable And Finally Save Data To Database Using GridView?
May 7, 2015[URL]
How can I Edit/Update, Delete and save record to database
How To Use Regex To Find A Matching String Pattern And Delete It
Feb 4, 2011I have a table Books with columns BookID, BookSummary, BookAuthor.
What I have stupidly done was to add a link to another url at the end of the BookSummary. Assuming the text is something like this:
This is a book about a love story in World War 2 in Europe. The book is written by Elliot James.
I have added
<a href='http=://XXXXXX'>Buy Book</a> at the end of the text making the final content of BookSummary to be like:
This is a book about a love story in World War 2 in Europe. The book is written by Elliot James.
<a href='http=://XXXXXX'>Buy Book</a>
I now need to write a code (via regex?) to read through each BookSummary, find the <a href='http://XXXXX'>Buy Book</a> and delete it. But the problem is the content in XXX could be anything and I cannot use typical string functions. Can anyone guide me to
achieve this using Regex?
Forms Data Controls :: Edit And Delete From A DetailsView And GridView - Master Detail Combination?
Apr 30, 2010I am using the multiview which on one view has my gridivew and the other has my detailsview. My gridview is a template gridview and I have a button for edit and another for delete.What I want to do is when either the user clicks the edit or delete buttons that the appropriate record is selected and the multiview view is changed to the detailsview showing the selected record.My datasource is microsoft's object container datasource NOT the objectdatasource and I am using model view and controller design pattern in my coding.
View 2 RepliesWeb Forms :: Save One Master And Multiple Detail Records On Single Button Click
Feb 18, 2013i am working on project where i have one master table "PURCHASE_ORDER" with fields
order_no as primary key
vendor_id
order_date
and i have a detail table called "PURCHASE_ORDER_DETIALS" with fields
sno,order_no,item,qty,rate.
i am supposed to create a master detail form
where i am supposed to accept an order from an vendor with multiple items.
i.e the form shoud accept one master record and multiple detail records and then either save all of them or discard all of them(both master and multiple detail records).
C# - How To Use Update In Detail View
Jul 28, 2010There is button Update in detail veiw which automatically transform the column to textbox can any body tell me where to code the update code;in .aspx or in .aspxcs
View 1 RepliesForms Data Controls :: Update Detail View In Vb.net?
Jan 18, 2010have been through this que a long time ago, but seem no ans was found. I gonna post it again.I have a Detail view to control the detail of user, but i didn't bind it with any data source, the only i use is bind it with the sql command in vb.net code. I can open the Dv in edit mode but cannot update it with update button. I have read many post but some use data source or use store procedure. I can't use both.I do this because i wan to update multiple sql statement.
View 6 RepliesForms Data Controls :: Master / Detail With Additional Detail Paging
Aug 6, 2010I'm trying to setup is a News module with article listing paging and article detail paging. I have a GridView with paging that lists my articles just fine. In that list, some article titles have links that direct to an article detail page by passing in the articleID to the details page. I was able to setup my details page, which uses a DetailsView control, to use paging by using an ObjectDataSource with pageIndex and pageSize parameters from the querystring. Once on my detail page, I can use my navigation arrows to move through Next and Previous articles just fine.
No matter which article I click in my article list, my detail page always starts with pageIndex 0 and thus not the article I clicked on. I understand why that is because it's going by pageIndex value instead of articleID. What I need it to do is, set the detail to whatever articleID i pass in, then allow me to navigate Next and Previous to THAT particular article instead of starting me off from pageIndex 0.
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MVC :: 3 Master / Detail View Inserts New Detail Records Instead Of Updating Existing
Feb 6, 2011article on binding to a list and I've got that working fine on one view. But what I'm stuck when doing it off a master record. Everything seems to work except that when I look in the database the detail records previous associated with the current master have their Foriegn key to master set to Null and a new set of detail records have been inserted. I've got a really simple form for this object
[Code]....
The form collection comes back with the expected prefixes:
[Code]....
And the Controller.UpdateModel(master) binds all the properties correctly. But when I call dbContext.SaveChanges it issues the follow sql from sql profiler (psuedo code)
[Code]....
I've got a work around that works but it's pretty hackish and I'm currently not matching up the keys so it's dependent on everything coming back in the right order. Plus I've got to include all the fields that I want updated.
[Code]....
I thought that entity framework's code first was the culprite but I've unit test that and it works fine. I've got a feeling that UpdateModel is somehow removing and re-adding the children. Has anyone else got this to work? Of course, I could throw in the towel and parse the indexed field names myself, but I'm so close!
DataSource Controls :: Master Detail Using EF Model Where Condition For Detail - 3.5 Sp1?
Jan 26, 2010I've been experimenting with using EF (asp.net 3.5 sp1) with a master detail page. Using northwind as the database, I'm simply trying to have categories as master and products as detail. I have read everything I could find on the net about the where condition and it still fails with this error as soon as I click the select link in the master grid:
Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerServerErrorException: A property with name 'CategoryID' does not exist in metadata for entity type 'WebAppEF01.Products'.
What strikes me is that the CategoryID column is not exposed by the EF model. That's been rolled up into the navigation element 'Categories' I suppose...but on the surface this seems to create the problem I've running in to. I've tried turning off the autogeneratewhere clause but didn't have success. The code for this page follows below.
[Code]....
MVC :: Pattern URL Routing In Global.asax Code
Jul 15, 2010Currently using asp.mvc in application. there is problem related to my URL. I have changed Routing respectively as per the mvc pattern URL. In Global.asax Code :
routes.MapRoute("Default",
// Route name
"{controller}/{action}/{ID}/{PRODUCT}/{CATEGORY}",
// URL with parameters
new { controller =
"Home", action = "LogOn", ID =
UrlParameter.Optional, PRODUCT =
UrlParameter.Optional, CATEGORY =
UrlParameter.Optional}
// Parameter defaults );
In Grid, While click row of ProductDetails link URL will be : [url] When click on same thik i click on product Page link i am calling method "ProductDetails". Expected URL would be [url]
Architecture :: Code In Object Oriented Pattern?
Oct 4, 2010I am creating an authentication service. This service has one of the methods to validate username and password and return a status based on it.
The validation method has bunch of things to check before it can say user is valid. This method has a pseudo code similar to this:
If UserName and Password is correct
If User Account is Locked (due to invalid attempts)
{[code]....
As you can see there are lots of if else statements that I am writing. It looks more like a procedural programming rather than object oriented.How can I fit such kind of code in object oriented pattern?
AJAX :: Update Master / Detail GridView - DetailsView With Modal PopUp Extender
Jun 12, 2010My Master/Detail view is working fine, but if i try to add Modal PopUp extender it does not work at all.
[Code]....
adding Modal Popup to this code. I have studied [URL] article many times but could not find problem with my code. My code should display Modal PopUp 2 times. Once New Client btn is clicked & other time when edit inside GridView is clicked.
Forms Data Controls :: Updated Detail View At Code Behind?
Jan 4, 2010I was trying to update a detail view from code behind (vb.net). I know how to fire the event but dont know where to put the DML query where i should do update and insert, i mean in which event?:
update.aspx
[Code]....
update.aspx.vb
[Code]....
No error but is not working.
Pattern For Retrieving Complex Object Graphs With Repository Pattern With Entity Framework
Oct 13, 2010We have an ASP.NET MVC site that uses Entity Framework abstractions with Repository and UnitOfWork patterns. What I'm wondering is how others have implemented navigation of complex object graphs with these patterns. Let me give an example from one of our controllers:
[code]....
It's a registration process and pretty much everything hangs off the POCO class Person. In this case we're caching the person through the registration process. I've now started implementing the latter part of the registration process which requires access to data deeper in the object graph. Specifically DPA data which hangs off Legal inside Country.
The code above is just mapping out the model information into a simpler format for the ViewModel. My question is do you consider this fairly deep navigation of the graph good practice or would you abstract out the retrieval of the objects further down the graph into repositories?
MVC :: AsyncController Gripes / Working Pattern For Converting A GET-POST-GET Pattern To Asny?
Feb 23, 2010Does anyone have a working pattern for converting a GET-POST-GET pattern to asny?
I'm encountering the following issues:
1. You cannot mix Sync and Async action methods SubmitForm(), SubmitFormAsync(bool? confirm), SubmitFormCompleted() ... (because the resolver gets all confused ... it doesn't use the HTTP verb to decide who to target. BTW: I think that's poor design, or a bug)
2. Renaming the get method name to something else eg: SubmitFormConfirmation(), SubmitFormAsync(bool? confirm), SubmitFormCompleted() would be very awkward if it works ... because you have to doctor the <form markup to specify an action name.
3. You cannot give them all async names SubmitFormAsync(), SubmitFormAsync(bool? confirm), submitFormCompleted(), because the call just keeps malfunctioning. It sometime even behaves as if you are requesting a delete of something.
Can someone give an insight from an actually working sample.
MVC2 LINQ - Repository Pattern, Where Should The Pagination Code Go
Nov 2, 2010I'm working on adding an HtmlHelper for pagination, but I am unsure where the proper and/or most beneficial place to put certain parts of the pagination code from a performance and maintainability standpoint.
I am unsure if the Skip(), Take() and Count() portions of Linq to SQL data manipulation should live within the repository or the controller.
I am also unsure if their order and where they are used affects performance in any way.
If they live within the repository from my understanding this is how it would work:
1. I would pass the pageIndex and pageSize as arguments to the repository's method that grabs the data from the database.
2. Then grab the full data set from the database.
3. Then store the count of TotalItems of that full data set in a variable.
4. Then apply the Skip() and Take() so the data set retains only the page I need.
5. Display the partial data set as a single page in the view.
If they live in the controller from my understanding this is how it would work:
1. I would grab the full data set from the repository and store it into a variable inside of the controller.
2. Then get the count of TotalItems for the full data set.
3. Then apply the Skip() and Take() so the data set retains only the page I need.
4. Display the partial data set as a single page in the view.
Inside the controller (I realize I will incorrectly get the page count here and not TotalItems):
[code]....
Best Design Pattern For Associating Subdomain With Area And PRG Pattern?
Aug 21, 2010Now that the next version of ASP.NET MVC is being prototyped and previewed (ASP.NET MVC 3 Preview 1 came out a couple of weeks ago), I wonder if we should call the attention of the Core Dev team (S Hanselman, Phil Haack and all) to this "feature."there a easy/non tacky way of associating subdomains → areas?Something like:
[URL]Also, whats the best accepted design pattern in implementing PRG pattern in ASP.NET MVC? I guess it should also get some official loving in MVC 3.
Web Forms :: Save Or Update In Save Page?
Feb 10, 2011can we save or update record in the table from the same page ?
View 2 RepliesWeb Forms :: How To Update TreeView After Insert / Update / Delete
Dec 27, 2010I've applied this code from [URL]
and it is working fine except for updating TreeView after Insert/Update/Delete.
[Code]....
Forms Data Controls :: Master / Detail Page - Updating Detail Records - Need Access To Master ID (key)
Jul 30, 2010I have an "Edit" page that uses a FormView bound to an EntityDataSource. The page is called with the ID field of the record to edit in the query string: "EditEmployee.aspx?ID=10". The EDS the FormView is bound to is using: AutoGenerateWhereClause=true and a QueryStringParameter. Below the FormView I have a ListView that contains some child records of the FormView. The ListView is bound to a seperate EDS and also uses the (same) QueryStringParameter.
The problem I am having is when this ListView attempts to Insert or Edt a column I receive an error because I don't have the ID field (EmployeeID) of the parent bound anywhere in the ListView (and obviously, it is setup as a ForeignKey so it fails, like it should). Any advice on the best way to get this ID (EmployeeID) column bound in the ListView? There are many things I can do in code behind, but I would like to solve this in the markup if possible. I can move the ListView so that it is inside of the FormView if necessary.