Is there a simple way to only show validation errors开发者_如何学JAVA when a form is being submitted in WPF?
I have two date fields: StartDate and EndDate. StartDate must be earlier than EndDate. If the user changes the StartDate to something greater than the EndDate, a red border appears around that DatePi
I have a simple view and viewmodel with the latter implementing IDdataErrorInfo and IValidationExceptionHandler. The view contains a combobox with its ItemsSource bound to an collection with SelectedV
I have a window that I display as ShowDialog in the window I have some textboxes binding to object that implement INotifyPropertyChannges and IDataErrorInfo.
I have a list of business objects (1000+) with 50 or so properties they have around 70 different validations that need to be performed. It seems like the way to go is to use a validation rule, but I r
lets say I have MyClass.cs in which I have a property called Name, then I have my viewModel which inherits IDataErrorInfo, where I created multible instances of MyClass in this viewModel and added the
I was wondering how does the DataGrid Binding behaves differently for different kind of errors. I\'ve set up a sample project:
I have dialog box that displays individual elements of an ObservableCollection(a collection o ints).As the user changes individual values of the collection, I want to validate the change.
I\'m starting a new WPF MVVM App and I\'m trying to get an idea how to handle validation \"better than I have done before\" - before I used IDataErrorInfo on the model and viewModel. It worked ok but
I\'m trying to have a TextBox\'s content be validated using IDataErrorInfo.The source of the list below is a List and each item is display.When i put ValidatesOnDataErrors=True in the Binding for the
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