public KeyBoardKey(CustomizedKey key, IKeyHandler keyHandler)
: this()
{
this.Key = key;
this.KeyHandler = keyHandler;
this.KeyButton.Text = key.KeyChar;
}
/// <summary>
/// Creates the key.
/// </summary>
/// <param name="keyHandler">The key handler.</param>
/// <param name="key">The key.</param>
/// <returns></returns>
public static Controls.KeyBoardKey CreateKey(this IKeyHandler keyHandler, CustomizedKey key, int rowIndex = 0, int colIndex = 0)
{
var keyControl = new KeyBoardKey(key, keyHandler);
keyControl.GridRowIndex = rowIndex;
keyControl.GridColumnIndex = colIndex;
return keyControl;
}
public void HandleChar(CustomizedKey key)
{
var charWord = key.KeyChar;
if (HasError)
{
if (charWord == KeyBoardWords.Clear)
{
ClearDisplayText();
}
_lastKey = key;
return;
}
if (key.Type == KeyType.Number)
{
SendingOperating = false;
if (ClearTextBeforeNumbersInput)
{
DisplayResult = string.Empty;
ClearTextBeforeNumbersInput = false;
}
if (charWord == KeyBoardWords.Clear)
{
ClearDisplayText();
_lastKey = key;
return;
}
else if (charWord == KeyBoardWords.Dot)
{
if (!DisplayResult.Contains(KeyBoardWords.Dot))
{
if (!SendingOperating)
{
if (displayResult.Length == 0)
{
displayResult += KeyBoardWords.Zero;
}
DisplayResult = displayResult + KeyBoardWords.Dot;
}
}
}
else
{
if (charWord == KeyBoardWords.DoubleZero || charWord == KeyBoardWords.Zero)
{
if (displayResult.Length > 0)
{
if (displayResult[0].ToString() == KeyBoardWords.Zero)
{
if (!displayResult.Contains(KeyBoardWords.Dot))
{
_lastKey = key;
return;
}
}
}
else
{
_lastKey = key;
DisplayResult = KeyBoardWords.Zero;
return;
}
}
else
{
if (displayResult.Length == 1 && displayResult[0].ToString() == KeyBoardWords.Zero)
{
displayResult = string.Empty;
}
}
if (!SendingOperating)
{
DisplayResult = displayResult + charWord;
lastStepValue = double.Parse(displayResult);
}
}
}
else if (key.Type == KeyType.Operator)
{
if (key.Opeartor == KeyOperator.Close)
{
_lastKey = key;
OnConfirmed(EventArgs.Empty);
return;
}
if (key.Opeartor == KeyOperator.Del)
{
if (displayResult.Length > 1)
{
DisplayResult = displayResult.Remove(displayResult.Length - 1, 1);
}
if (displayResult.Length == 1)
{
DisplayResult = KeyBoardWords.Zero;
}
}
else if (key.Opeartor == KeyOperator.Clear)
{
_lastKey = key;
ClearDisplayText();
return;
}
else
{
ShowResult(key.Opeartor);
}
}
_lastKey = key;
}