/// <summary>
/// Validate the specified text, returning the validated version.
/// </summary>
public string Validate(string val)
{
if (string.IsNullOrEmpty(val))
{
return("");
}
StringBuilder sb = new StringBuilder(val.Length);
for (int i = 0; i < val.Length; ++i)
{
char c = val[i];
if (onValidate != null)
{
c = onValidate(sb.ToString(), sb.Length, c);
}
else if (validation != Validation.None)
{
c = Validate(sb.ToString(), sb.Length, c);
}
if (c != 0)
{
sb.Append(c);
}
}
// if (characterLimit > 0 && sb.Length > characterLimit)
// return sb.ToString(0, characterLimit);
//fix bytes length by senlin
string tmpStr = sb.ToString();
if (characterLimit > 0 && NGUITools.GetStringLength(tmpStr) > characterLimit)
{
tmpStr = tmpStr.Substring(0, tmpStr.Length - 1);
while (NGUITools.GetStringLength(tmpStr) > characterLimit)
{
tmpStr = tmpStr.Substring(0, tmpStr.Length - 1);
}
}
return(tmpStr);
}
/// <summary>
/// Insert the specified text string into the current input value, respecting selection and validation.
/// </summary>
protected virtual void Insert(string text)
{
string left = GetLeftText();
string right = GetRightText();
int rl = right.Length;
StringBuilder sb = new StringBuilder(left.Length + right.Length + text.Length);
sb.Append(left);
// Append the new text
for (int i = 0, imax = text.Length; i < imax; ++i)
{
// If we have an input validator, validate the input first
char c = text[i];
if (c == '\b')
{
DoBackspace();
continue;
}
// Can't go past the character limit
if (characterLimit > 0 && NGUITools.GetStringLength(sb.ToString() + right) >= characterLimit)
{
break;
}
if (onValidate != null)
{
c = onValidate(sb.ToString(), sb.Length, c);
}
else if (validation != Validation.None)
{
c = Validate(sb.ToString(), sb.Length, c);
}
// Append the character if it hasn't been invalidated
if (c != 0)
{
sb.Append(c);
}
}
// Advance the selection
mSelectionStart = sb.Length;
mSelectionEnd = mSelectionStart;
// Append the text that follows it, ensuring that it's also validated after the inserted value
for (int i = 0, imax = right.Length; i < imax; ++i)
{
char c = right[i];
if (onValidate != null)
{
c = onValidate(sb.ToString(), sb.Length, c);
}
else if (validation != Validation.None)
{
c = Validate(sb.ToString(), sb.Length, c);
}
if (c != 0)
{
sb.Append(c);
}
}
mValue = sb.ToString();
UpdateLabel();
ExecuteOnChange();
}
