/// <summary>
/// Updates the value of the <see cref="Gesture"/> property based on the current property values of this binding.
/// </summary>
private void UpdateGestureFromBinding()
{
if (updating)
{
return;
}
updating = true;
Gesture = new GamePadGesture(Button, PlayerIndex);
updating = false;
}
/// <summary>
/// Converts the string representation of a gesture into an instance of the <see cref="GamePadGesture"/> structure.
/// A return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="str">A string containing a gesture to convert.</param>
/// <param name="provider">A format provider that provides culture-specific formatting information.</param>
/// <param name="gesture">A variable to populate with the converted value.</param>
/// <returns><see langword="true"/> if <paramref name="str"/> was converted successfully; otherwise, <see langword="false"/>.</returns>
public static Boolean TryParse(String str, IFormatProvider provider, out GamePadGesture gesture)
{
Contract.Require(str, nameof(str));
gesture = null;
if (String.IsNullOrWhiteSpace(str))
{
return(false);
}
var parts = str.Split(':');
var partIndex = parts.Length == 1 ? null : parts[0].Trim();
var partEnum = parts.Length == 1 ? parts[0].Trim() : parts[1].Trim();
var index = AnyPlayerIndex;
if (partIndex != null)
{
if (partIndex.StartsWith("P", StringComparison.OrdinalIgnoreCase))
{
if (!Int32.TryParse(partIndex.Substring(1), out index) || index < 0)
{
return(false);
}
}
else if (!String.Equals("ANY", partIndex, StringComparison.OrdinalIgnoreCase))
{
return(false);
}
}
var button = GamePadButton.None;
if (!Enum.TryParse(partEnum, true, out button))
{
return(false);
}
gesture = new GamePadGesture(button, index);
return(true);
}
/// <summary>
/// Converts the string representation of a gesture into an instance of the <see cref="GamePadGesture"/> structure.
/// A return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="str">A string containing a gesture to convert.</param>
/// <param name="gesture">A variable to populate with the converted value.</param>
/// <returns><see langword="true"/> if <paramref name="str"/> was converted successfully; otherwise, <see langword="false"/>.</returns>
public static Boolean TryParse(String str, out GamePadGesture gesture)
{
return(TryParse(str, null, out gesture));
}
/// <summary>
/// Initializes a new instance of the <see cref="GamePadBinding"/> class.
/// </summary>
/// <param name="command">The command associated with the specified gesture.</param>
/// <param name="gesture">The gesture associated with the specified command.</param>
public GamePadBinding(ICommand command, GamePadGesture gesture)
: base(command, gesture)
{
}
