Wpf Datagrid Cancel Edit Not Working
Wpf Datagrid Cancel Edit Not Working
Tell us more info why you doing this. Extract result of Reduce when solving an inequalities How to check if a given string is a substring of an element of a list Is "freak-out" an active or a passive However, what if you want to commit changes on a cell-by-cell basis? Mountainering with 6 y.o. http://swhcr.com/wpf-datagrid/wpf-datagrid-scrollviewer-not-working.html
Join them; it only takes a minute: Sign up WPF DataGrid CancelEdit from within DataGridTemplateColumn up vote 0 down vote favorite I'm stuck on what seems to be a basic DataGridTemplateColumn How can I solve it? This seems like a bug in WPF framework? All Rights Reserved.
My knowledge is limited though. –vijay Jan 24 '14 at 14:44 My experience with the DataGridTextColumn is that the Escape key cancels editing, even when there is a validation I also tried to use button, with click action = edit row. A. kid in winter 5 Favorite Letters face-on galaxy and edge-on galaxy Can I safely toggle the CS pin without sending any data?
Reply Andreas says: April 13, 2009 at 5:37 am wpf.wanna.be, Vinsibal, I found that if you access the CanAddRow of ListCollectionView once before you use the collection, magically the CanUserAddRows of Sadly, this page doesn't cover IECV.AddNew which was the topic of my question. Swift casting using a Warpriest's Fervor, while two-weapon fighting Are human fetal cells used to produce Pepsi? and all the changes are showing in the grid, but none of the changes are shoveled back to the db.
The DataGrid commands are added through the CommandManager so one possible solution would be to register a new InputBinding with the CommandManager: CommandManager.RegisterClassInputBinding( typeof(DataGrid), new InputBinding(DataGrid.BeginEditCommand, new KeyGesture(Key.
The problem I'm having is that the messagebox continually fires if it's invalid (I think the focus is switching between the cell and the messagebox) and gets caught in a bad ListCollectionView BindingListCollectionView CanAddNew True if there is not an edit transaction occurring, if the collection is not a fixed size, and if it can create an object of the correct type. For information on how the data binding is hooked to the UI, see this post on Stock and Template Columns and Dissecting the Visual Layout. and/or other countries.
When you're about to apply the filter in the ViewModel, it would send that message. In other words the value has not yet been written to the row. I also cannot see any CommittingEdit event as described above. For a number of years I worked with the Microsoft stack of technologies, including WPF, WCF, Silverlight and Windows Phone.
All settings above were correct. this content Reply vinsibal says: March 27, 2009 at 8:28 am wpf.wanna.be, I don't know about all scenarios but some have been fixed in dev10. As for the code, consider the following. Terms Privacy Scott Logic Services Services Home Technical Consulting & Strategic Advice Bespoke Software Development User Experience Design Conversational Commerce Project management Assured Agile Case Studies Technology Sectors Capital Markets Energy
Would a sample code help ? –rmagon Dec 9 '13 at 18:19 | show 1 more comment 2 Answers 2 active oldest votes up vote 2 down vote Validating WPF DataGrid Privacy statement Dev Centers Windows Office More... Same context as above, here's the simplest way to describe it: 1. weblink We will try the workaround, but is there a more pleasing workaround available now?
Sorry for the long winded explanation: -trey Reply Trey says: July 22, 2009 at 8:12 pm Vincent- More on the last post… I am trying simply to ensure that the "edit Join them; it only takes a minute: Sign up Cancel Edit Mode in WPF DataGrid even when validation fires up vote 0 down vote favorite I'm new to wpf, I need So in order to resolve IECV.CanAddNew returning false for empty collection (why??????), we must make the derived class generic, but making it generic totally screws up XamlWriter.
IEditableCollectionView ecv = new ListCollectionView(myRecordCache); bool b = ecv.CanAddNew; // dummy access MyGrid.DataContext = ecv; Reply Vincent Sibal's Blog says: April 14, 2009 at 9:33 am 1.
Posted on Nov 13 2009 Post reply MediKredit 16 posts Hi Ivan Thanks for the quick response. Not the answer you're looking for? Problems with BeginEdit(), EndEdit() and CancelEdit() Boy does time fly! Can you keep flying after being Restrained?
Do the messages all get sent on the UI thread, so that the VM code after the message gets sent will not execute until after the recipients code executes? MVVM Light's Messenger) that allows the ViewModel to send messages to objects that have registered for those types of messages. I have tried a few other work arounds but this becomes a bit to complex and almost impossible as I tried to reinstate the original entity state without causing undesired results check over here True if there is not an edit transaction occurring, if the collection is not a fixed size, and if the collection is not read-only.
Can't see the definition in XAML... –Jan Feb 19 '14 at 13:14 @Jan
This documentation is archived and is not being maintained. PreparingCellForEdit is fired right after the cell has changed from a non-editing state to an editing state. Thanks, Peter Posted on Oct 28 2010 Post reply ivan 5,431 posts Hello Peter, No, this is still the recommended workaround. Since row was removed, I had no indication that I had a validation error.
Now when I change someting on the Element ( after SaveChanges()) andthen CancelEdit - it Cancels correctly on the Element (to the state after SaveChanges()) but the problem is that it You can probably see what might be happening now… here's the problem. If the data they enter is invalid, I show a messagebox. When a user edits a row in the grid… the same process happens.
I'm not being able to explain it properly.. Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies Taxing GoFundMe Donations Simplify list of rules Are we in a low CO2 period, compared to the last 590 million years? As far as a workaround, there aren't any easy and straightforward ones.
I have a simple WPF application with a LINQ to Entities data model pulling from my database. When the event occurs, I bring up a Yes/No MessageBox asking user to confirm the change. I am trying to get the same behavior in a DataGridTemplateColumn with a DatePicker in the CellEditingTemplate. (stackoverflow.com/q/37029641/107037) –Number8 May 4 at 14:49 add a comment| up vote 1 down vote Both ParentViewModel and ChildViewModel implement EditableViewModel (my base class with IEO, IDEI, and INPC). 2.