/// <summary>
/// Determine how the supplied Key Collection compares to "this" Key Collection
/// negative = "this" is less than "other"
/// zero = "this" is equal to "other"
/// positive = "this" is greater than other
/// Notionally this function returns something akin to the arithmetical difference operation
/// "this" - "other"
/// </summary>
/// <param name="otherKeyCollection">The other Key Collection with which "this" is to be compared</param>
/// <returns>negative if "this" is less than "other", zero if "this" is equal to "other", positive if "this" is greater than "other"</returns>
public int CompareTo(KeyCollection otherKeyCollection)
{
int comparisonIndicator = 0;
KeyElementDetailList thisKeyElementDetailList = this.DetermineKeyElementDetail();
KeyElementDetailList otherKeyElementDetailList = otherKeyCollection.DetermineKeyElementDetail();
comparisonIndicator = thisKeyElementDetailList.CompareTo(otherKeyElementDetailList);
return(comparisonIndicator);
}
/// <summary>
/// Determine whether the supplied Key Key Collection is effectively equal to "this" Key Collection
/// </summary>
/// <param name="otherKeyCollection">The other Key Collection with which "this" is to be compared</param>
/// <returns>true if "this" is equal to other, or, false if not</returns>
public bool Equals(KeyCollection otherKeyCollection)
{
bool isEqual = false;
if (Count == otherKeyCollection.Count)
{
// Compare the contents of each List
isEqual = true;
for (int keyElementIndex = 0; (isEqual) && (keyElementIndex < Count); ++keyElementIndex)
{
isEqual = this[keyElementIndex].Equals(otherKeyCollection[keyElementIndex], StringComparison.CurrentCultureIgnoreCase);
}
} // Compare the contents of each List
return(isEqual);
}
private void btnExecute_Click(object sender, EventArgs e)
{
int intValue = 0;
// Debug.WriteLine("Value is {0} but other value is {1}", 1.ToString(), 2.ToString());
if (Int32.TryParse("17.10", out intValue))
{
Console.WriteLine("Success");
}
else
{
Console.WriteLine("Failure");
}
lblResult.Text = "Unknown";
if (txtKeyElement0.Text == "")
{
lblResult.Text = "Key Element 0 is empty";
}
else if (txtKeyElement1.Text == "")
{
lblResult.Text = "Key Element 1 is empty";
}
else
{
// Neither are empty
KeyCollection keyCollection0 = new KeyCollection(txtKeyElement0.Text);
KeyCollection keyCollection1 = new KeyCollection(txtKeyElement1.Text);
int compare0with1Result = keyCollection0.CompareTo(keyCollection1);
if (compare0with1Result == 0)
{
lblResult.Text = "Equal to";
}
else if (compare0with1Result < 0)
{
lblResult.Text = "Less Than";
}
else
{
lblResult.Text = "Greater Than";
}
} // Neither are empty
}