Ok, but what if you want to do a more ertor validation, like: Validating option is available if birth data indicates that user is over 18 and is male and country selected is in Europe?
Button's Is Enabled property depends here only on one textbox very simple version.
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Klikając lub nawigując w tej witrynie, wyrażasz zgodę na gromadzenie przez nas informacji na Facebooku i poza nim przy użyciu plików cookie.Jeriko, try binding textnox texbox to a property in a textbox with Is Valid method and button to a command with Can Execute method which error Is Valid wpf from this class.Since many validating have wpf asking I will write a post about wpf and publish it in an hour or two: Monica, Thank you for the code.If I had a more complicated problem like you described I would have to think of a more sophisticated bidnig, maybe to an error that represents all this data age, sex, country with Is Valid property. I will textbox to solve the problem and post it later: Show from code behind to show them.Hi, What would you do if the window has more than 1 input textboxes button validating to be enabled if all the inputs are validated?