Created
November 20, 2023 10:20
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WPF Relay Command
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| public class RelayCommand : ICommand | |
| { | |
| private Action<object> _execute; | |
| private Func<object, bool> _canExecute; | |
| public RelayCommand(Action<object> execute) | |
| { | |
| _execute = execute; | |
| _canExecute = null; | |
| } | |
| public RelayCommand(Action<object> execute, Func<object, bool> canExecute) | |
| { | |
| _execute = execute; | |
| _canExecute = canExecute; | |
| } | |
| public event EventHandler CanExecuteChanged | |
| { | |
| add { CommandManager.RequerySuggested += value; } | |
| remove { CommandManager.RequerySuggested -= value; } | |
| } | |
| public bool CanExecute(object parameter) | |
| { | |
| return _canExecute == null || _canExecute(parameter); | |
| } | |
| public void Execute(object parameter) | |
| { | |
| _execute(parameter); | |
| } | |
| } |
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