I write a 4D array data for my model, and now it show an error like the title. Anyone help me to fix it? This is a part of the data file: dat file An ...
I write a 4D array data for my model, and now it show an error like the title. Anyone help me to fix it? This is a part of the data file: dat file An ...
I want to ask exactly the same question that was asked in this link and also a person answered too but I couldn't understand how to incorporate that i ...
I'm working on a wpf application and in one of the views I have a GroupBox that has som TextBoxes, CheckBoxes ..etc and a search button. under that Gr ...
Problem I am able to implement a validation for each property with it's own separate method. The problem I have is, this is too much code having too ...
I am new to the WPF MVVM and wanted to ask a follow up question to this article: Enable Disable save button during Validation using IDataErrorInfo I a ...
I've one binding that looks like: Every class on the way implements IDataErrorInfo, but currently, only my last class has a real check for the name ...
I have a collection of objects and their "valid" valid state depends on different properties, unrelated from the collection. So, When I change the c ...
I've a TextBox bound to an int property with [Required] and [Range(1, 5)]attribute, when app starts TextBox gets 0, if I press Backspace and delete th ...
I've a class named Person with two properties FirstName, LastName, two Constructors, one ICommand and usual stuffs required for INotifyPropertyChanged ...
I've looked at a few examples of implementing the IDataErrorInfo interface and all of those implemented that somewhat like this: What's the purpose ...
After updating the MvvmValidation NuGet package from version 2.0.2 to 3.1.0, I get the error: The type or namespace name 'DataErrorInfoAdapter' co ...
I've one ViewModel that has a property. This property is a "PhysicalValue". This PhysicalValue is a class that is composed from a Value and an Unit. ...
I am able to display a validation error for one specific cell in a datagrid but I don't know how to do this if there are more than one valiation error ...
I have a combo box that is validating data errors. When an error is detected with the combo box I want the background to go red and when the user hove ...
I am creating a simple application in C# MVVM and I need your help (advice). I do not know it is a possible to do but you may be know how to do it. So ...
I have a little issue with displaying all validations according to one property (textbox). Now my validation works as follow: Textbox's borded is red ...
It's my first experience with WPF. And I'm developing an Inventory Management System. My design model has single Window, in which a frame loads differ ...
I have a TextBox so the user can enter their email address. I have implemented the IDataErrorInfo interface and have a message that pops up telling th ...
I use IDataErrorInfo and DataAnnotations in my ViewModels to take care of validation and I want to use them for validation in my DataGrid. The behavio ...
We have a configuration settings page in my MVVM application. One of the field(Property: BackupFolderPath) here has a TextBox control. We have done va ...