I\'m having a problem using a validation rule in a data grid: I want to use a ValidationRule on a DataGridComboBoxColumn, I used this example
My work mate is having this problem as well, we haven\'t had a chance to do much in the way of investigation.
I\'m converting one of my existing applications to the MVVM pattern to improve its structure and I\'m a bit torn on what would be the best way to do the data validation.
I am trying to get a validation rule to return an error. I implemented IDataErrorInfo in my model, which contains my business object properties and messages to return in the event validation fails. I
I have an Asp.NET MVC application in which I use data annotations to add validation to some fields: [Required]
Example XML Rules document: <user> <username> <not-null/> <capitals value=\"false\"/>
I\'m u开发者_JAVA技巧sing VS2008, my OS is Win7. I tried WinAPI IOCTL_VIDEO_QUERY_SUPPORTED_BRIGHTNESS on my netbook. I can retrive a correct the LCD handle, but DeviceIoControl returns 0. I haven\'t
I am trying to validate a form with a couple of elements being required if a checkbox is NOT checked.
I have a WPF DataGrid.I would like to restrict the values a user may enter in a particular column, such as the following:
I want to do this in the AutoGeneratingColumn event: <my:DataGridTextColumn Header=\"CompanyName\">
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