How to Enable/Disable Button on Validation using DelegateCommand of Prism
MainWindow.xaml <Window x:Class="Wpf.Views.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:Wpf" mc:Ignorable="d"> <Window.Resources> <ControlTemplate x:Key="TextBoxErrorStyle"> <StackPanel Orientation="Horizontal"> <AdornedElementPlaceholder x:Name="ErrorHolder" > <Border BorderBrush="red" BorderThickness="1" /> </AdornedElementPlaceholder> <TextBlock Text="{Binding [0].ErrorCont