binding on button c#

Add Answer | View In TPC Matrix

Technical Problem Cluster First Answered On July 11, 2021 Popularity 4/10 Helpfulness 2/10

Contributions From The Grepper Developer Community

Code Examples

TPC Matrix View Full Screen

binding on button c#

Comment

<Button Command="{Binding Path=SaveCommand}" />

Popularity 3/10 Helpfulness 2/10 Language csharp

Source: stackoverflow.com

Tags: binding button c#

Link to this answer
Share Copy Link

Contributed on Jul 11 2021

Wicked Wombat

3 Answers Avg Quality 3/10

binding on button c#

Comment

public MyCustomClass
{
    private ICommand _saveCommand;

    public ICommand SaveCommand
    {
        get
        {
            if (_saveCommand == null)
            {
                _saveCommand = new RelayCommand(
                    param => this.SaveObject(), 
                    param => this.CanSave()
                );
            }
            return _saveCommand;
        }
    }

    private bool CanSave()
    {
        // Verify command can be executed here
    }

    private void SaveObject()
    {
        // Save command execution logic
    }
}

Popularity 2/10 Helpfulness 1/10 Language csharp

Source: stackoverflow.com

Tags: binding button c#

Link to this answer
Share Copy Link

Contributed on Jul 11 2021

Wicked Wombat

3 Answers Avg Quality 3/10

binding on button c#

Comment

/// <summary>
/// A command whose sole purpose is to 
/// relay its functionality to other
/// objects by invoking delegates. The
/// default return value for the CanExecute
/// method is 'true'.
/// </summary>
public class RelayCommand : ICommand
{
    #region Fields

    readonly Action<object> _execute;
    readonly Predicate<object> _canExecute;        

    #endregion // Fields

    #region Constructors

    /// <summary>
    /// Creates a new command that can always execute.
    /// </summary>
    /// <param name="execute">The execution logic.</param>
    public RelayCommand(Action<object> execute)
        : this(execute, null)
    {
    }

    /// <summary>
    /// Creates a new command.
    /// </summary>
    /// <param name="execute">The execution logic.</param>
    /// <param name="canExecute">The execution status logic.</param>
    public RelayCommand(Action<object> execute, Predicate<object> canExecute)
    {
        if (execute == null)
            throw new ArgumentNullException("execute");

        _execute = execute;
        _canExecute = canExecute;           
    }

    #endregion // Constructors

    #region ICommand Members

    [DebuggerStepThrough]
    public bool CanExecute(object parameters)
    {
        return _canExecute == null ? true : _canExecute(parameters);
    }

    public event EventHandler CanExecuteChanged
    {
        add { CommandManager.RequerySuggested += value; }
        remove { CommandManager.RequerySuggested -= value; }
    }

    public void Execute(object parameters)
    {
        _execute(parameters);
    }

    #endregion // ICommand Members
}

Popularity 3/10 Helpfulness 1/10 Language csharp

Source: stackoverflow.com

Tags: binding button c#

Link to this answer
Share Copy Link

Contributed on Jul 11 2021

Wicked Wombat

3 Answers Avg Quality 3/10

binding on button c#

Contents

Code Examples

Related Problems

TPC Matrix View Full Screen

binding on button c#

binding on button c#

binding on button c#

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.