/// <summary>
/// 新输入
/// </summary>
/// <param name="insertion"></param>
/// <returns></returns>
public override bool Insert(string insertion)
{
RegExpMaskManagerState state;
MaskManagerStated.StateChangeType changeType = ((insertion.Length == 0) && base.IsSelection) ? MaskManagerStated.StateChangeType.Delete : MaskManagerStated.StateChangeType.Insert;
string head = GetCurrentEditText().Substring(0, base.DisplaySelectionStart);
string replaced = GetCurrentEditText().Substring(base.DisplaySelectionStart, base.DisplaySelectionLength);
string tail = GetCurrentEditText().Substring(base.DisplaySelectionEnd);
MaskLogicResult result = _logic.GetReplaceResult(head, replaced, tail, insertion);
if (result == null)
{
return(false);
}
if (_reverseDfa)
{
state = new RegExpMaskManagerState(result.EditText, base.DisplaySelectionStart, base.DisplaySelectionStart);
}
else if ((_isOptimistic && (changeType == MaskManagerStated.StateChangeType.Insert)) && (tail.Length == 0))
{
string editText = _logic.OptimisticallyExpand(result.EditText);
state = new RegExpMaskManagerState(editText, result.CursorPosition, editText.Length);
}
else
{
state = new RegExpMaskManagerState(result.EditText, result.CursorPosition, result.CursorPosition);
}
return(base.Apply(state, changeType));
}
/// <summary>
/// 设置初始文本
/// </summary>
/// <param name="initialEditText"></param>
public override void SetInitialEditText(string initialEditText)
{
MaskLogicResult result = _logic.GetReplaceResult(initialEditText ?? string.Empty, string.Empty, string.Empty, string.Empty);
if (result != null)
{
Apply(result.EditText, result.CursorPosition, result.CursorPosition, MaskManagerStated.StateChangeType.Insert);
}
else
{
base.SetInitialState(RegExpMaskManagerState.Empty);
if (!Insert(initialEditText))
{
bool flag = false;
foreach (char ch in initialEditText)
{
if (Insert(ch.ToString()))
{
flag = true;
}
}
if (!flag)
{
Insert(string.Empty);
}
}
base.SetInitialState(new RegExpMaskManagerState(CurrentState.EditText, CurrentState.CursorPosition, CurrentState.SelectionAnchor));
}
}
bool SpinKeys(bool isUp)
{
bool flag;
int cursorPosition = CurrentState.CursorPosition;
if (CurrentState.SelectionAnchor != CurrentState.CursorPosition)
{
int startIndex = (CurrentState.SelectionAnchor < CurrentState.CursorPosition) ? CurrentState.SelectionAnchor : CurrentState.CursorPosition;
int num3 = (CurrentState.SelectionAnchor < CurrentState.CursorPosition) ? CurrentState.CursorPosition : CurrentState.SelectionAnchor;
if (((startIndex == 0) && (num3 == CurrentState.EditText.Length)) || (CurrentState.EditText.Substring(startIndex, num3 - startIndex).IndexOf('.') >= 0))
{
cursorPosition = CurrentState.EditText.IndexOf('.');
if (cursorPosition < 0)
{
cursorPosition = CurrentState.EditText.Length;
}
}
else
{
cursorPosition = num3;
}
}
bool isModuloDecrement = isUp ? CurrentState.IsNegative : !CurrentState.IsNegative;
MaskLogicResult result = _logic.GetSpinResult(CurrentState.EditText.Substring(0, cursorPosition), CurrentState.EditText.Substring(cursorPosition), isModuloDecrement, IsSignedMask, out flag);
if (result == null)
{
return(false);
}
bool isNegative = flag ? !CurrentState.IsNegative : CurrentState.IsNegative;
return(base.Apply(new NumericMaskManagerState(result.EditText, result.CursorPosition, result.CursorPosition, isNegative), MaskManagerStated.StateChangeType.Insert));
}
/// <summary>
///
/// </summary>
/// <param name="insertion"></param>
/// <returns></returns>
public override bool Insert(string insertion)
{
if (IsSignedMask && ((insertion == "-") || (insertion == _negativeSignString)))
{
if (!CurrentState.IsNull)
{
return(base.Apply(new NumericMaskManagerState(CurrentState.EditText, CurrentState.CursorPosition, CurrentState.SelectionAnchor, !CurrentState.IsNegative), MaskManagerStated.StateChangeType.Insert));
}
MaskLogicResult result = _logic.GetEditResult(string.Empty, string.Empty, string.Empty, string.Empty);
if (result == null)
{
return(false);
}
return(base.Apply(new NumericMaskManagerState(result.EditText, 0, result.EditText.Length, true), MaskManagerStated.StateChangeType.Insert));
}
int length = (CurrentState.CursorPosition < CurrentState.SelectionAnchor) ? CurrentState.CursorPosition : CurrentState.SelectionAnchor;
int startIndex = (CurrentState.CursorPosition < CurrentState.SelectionAnchor) ? CurrentState.SelectionAnchor : CurrentState.CursorPosition;
MaskLogicResult result2 = _logic.GetEditResult(CurrentState.EditText.Substring(0, length), CurrentState.EditText.Substring(length, startIndex - length), CurrentState.EditText.Substring(startIndex), insertion);
if (result2 == null)
{
return(false);
}
bool isNegative = CurrentState.IsNegative;
if (IsSignedMask && ((insertion.IndexOf("-") >= 0) || (insertion.IndexOf(_negativeSignString) >= 0)))
{
isNegative = !isNegative;
}
return(base.Apply(new NumericMaskManagerState(result2.EditText, result2.CursorPosition, result2.CursorPosition, isNegative), MaskManagerStated.StateChangeType.Insert));
}
/// <summary>
///
/// </summary>
/// <param name="result"></param>
/// <param name="changeType"></param>
/// <returns></returns>
protected bool Apply(MaskLogicResult result, MaskManagerStated.StateChangeType changeType)
{
if (result == null)
{
return(false);
}
return(base.Apply(new RegExpMaskManagerState(result.EditText, result.CursorPosition, result.CursorPosition), changeType));
}
/// <summary>
/// 删除操作
/// </summary>
/// <returns></returns>
public override bool Delete()
{
if (base.IsSelection)
{
return(Insert(string.Empty));
}
MaskLogicResult deleteResult = _logic.GetDeleteResult(GetCurrentEditText().Substring(0, DisplayCursorPosition), GetCurrentEditText().Substring(DisplayCursorPosition));
return(Apply(deleteResult, MaskManagerStated.StateChangeType.Delete));
}
/// <summary>
///
/// </summary>
public override void ClearAfterSelectAll()
{
if (_AllowNull)
{
base.Apply(NumericMaskManagerState.NullInstance, MaskManagerStated.StateChangeType.Delete);
}
else
{
MaskLogicResult result = _logic.GetEditResult(string.Empty, CurrentState.EditText, string.Empty, string.Empty);
base.Apply(new NumericMaskManagerState(result.EditText, result.CursorPosition, result.CursorPosition, false), MaskManagerStated.StateChangeType.Delete);
}
}