private async Task ExecuteDelayedOverwrite()
{
await Task.Run(async() =>
{
var delay = TimeSpan.FromMilliseconds(500);
await Task.Delay(delay);
if (DateTime.Now - _lastUpdated < TimeSpan.FromMilliseconds(500))
{
return;
}
#if WINDOWS_STORE || WINDOWS_PHONE_APP
await ApplicationSpace.CurrentDispatcher.RunAsync(CoreDispatcherPriority.Normal,
#elif WINDOWS_PHONE
ApplicationSpace.CurrentDispatcher.BeginInvoke(
#endif
() =>
{
var selectionStart = InputBox.SelectionStart;
InputBox.Text = Regex.Replace(InputBox.Text, ".", PasswordChar.ToString());
InputBox.SelectionStart = selectionStart;
});
});
}
private void ReCalculatePasswordChar(bool using_password)
{
if (using_password && document != null)
{
if (is_empty_mask)
{
document.PasswordChar = PasswordChar.ToString();
}
else
{
document.PasswordChar = string.Empty;
}
}
}
private void PUPasswordBox_TextInput(object sender, TextCompositionEventArgs e)
{
var currentCursor = SelectionStart;
if (SelectionLength != 0)
{
var length = SelectionLength;
Text = Text.Remove(currentCursor, length);
Password = Password.Remove(currentCursor, length);
}
Text = Text.Insert(currentCursor, PasswordChar.ToString());
Password = Password.Insert(currentCursor, e.Text);
Select(currentCursor + 1, 0);
e.Handled = true;
}
void InputBoxTextChanged(object sender, TextChangedEventArgs e)
{
var diff = InputBox.Text.Length - _inputText.Length;
// handle text removes
if (diff < 0)
{
diff *= -1;
// adding one since the selection has moved
var startIndex = InputBox.SelectionStart + 1 - diff;
if (startIndex < 0)
{
startIndex = 0;
}
_inputText.Remove(startIndex, diff);
Value = _inputText.ToString();
}
else if (diff > 0)
{
// get new chars
// append onto SB
// set value
// update InputBox with *
var selectionStart = InputBox.SelectionStart;
var selectionIndex = selectionStart - 1;
var newChars = InputBox.Text.Substring(selectionIndex, diff);
_inputText.Insert(selectionIndex, newChars);
Value = _inputText.ToString();
if (InputBox.Text.Length >= 2)
{
var replacementString = new StringBuilder();
replacementString.Insert(0, PasswordChar.ToString(CultureInfo.InvariantCulture), InputBox.Text.Length - 1);
replacementString.Insert(selectionIndex, newChars);
InputBox.Text = replacementString.ToString();
}
InputBox.SelectionStart = selectionStart;
}
}
public override int GetHashCode()
{
unchecked
{
var hashCode = MinorVersion.GetHashCode();
hashCode = (hashCode * 397) ^ MajorVersion.GetHashCode();
hashCode = (hashCode * 397) ^ (PropMask?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (ForeColor?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (BackColor?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int)VariousPropertyBits;
hashCode = (hashCode * 397) ^ (Caption?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int)PicturePosition;
hashCode = (hashCode * 397) ^ (int)MousePointer;
hashCode = (hashCode * 397) ^ (Accelerator?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (Size?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (Picture?.Length.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (MouseIcon?.Length.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (TextProps?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int)MaxLength;
hashCode = (hashCode * 397) ^ (int)BorderStyle;
hashCode = (hashCode * 397) ^ (ScrollBars?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ DisplayStyle.GetHashCode();
hashCode = (hashCode * 397) ^ (PasswordChar?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int)ListWidth;
hashCode = (hashCode * 397) ^ BoundColumn.GetHashCode();
hashCode = (hashCode * 397) ^ TextColumn.GetHashCode();
hashCode = (hashCode * 397) ^ ColumnCount.GetHashCode();
hashCode = (hashCode * 397) ^ ListRows.GetHashCode();
hashCode = (hashCode * 397) ^ ColumnInfoCount.GetHashCode();
hashCode = (hashCode * 397) ^ MatchEntry.GetHashCode();
hashCode = (hashCode * 397) ^ ListStyle.GetHashCode();
hashCode = (hashCode * 397) ^ ShowDropButtonWhen.GetHashCode();
hashCode = (hashCode * 397) ^ DropButtonStyle.GetHashCode();
hashCode = (hashCode * 397) ^ MultiSelect.GetHashCode();
hashCode = (hashCode * 397) ^ (BorderColor?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int)SpecialEffect;
hashCode = (hashCode * 397) ^ (Value?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (GroupName?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (Remainder?.Length.GetHashCode() ?? 0);
return(hashCode);
}
}
private async void InputBoxTextChanged(object sender, TextChangedEventArgs e)
{
var diff = InputBox.Text.Length - _inputText.Length;
// handle text removes
if (diff < 0)
{
diff *= -1;
// adding one since the selection has moved
var startIndex = InputBox.SelectionStart + 1 - diff;
if (startIndex < 0)
{
startIndex = 0;
}
_inputText.Remove(startIndex, diff);
Value = _inputText.ToString();
}
else if (diff > 0)
{
// get new chars
// append onto SB
// set value
// update InputBox with *
var selectionStart = InputBox.SelectionStart;
var selectionIndex = selectionStart - diff;
var newChars = InputBox.Text.Substring(selectionIndex, diff);
_inputText.Insert(selectionIndex, newChars);
Value = _inputText.ToString();
// Paste operation
if (diff > 1)
{
var replacementString = new StringBuilder();
replacementString.Insert(0, PasswordChar.ToString(), InputBox.Text.Length);
InputBox.Text = replacementString.ToString();
}
else
{
if (InputBox.Text.Length >= 2)
{
var replacementString = new StringBuilder();
replacementString.Insert(0, PasswordChar.ToString(), InputBox.Text.Length - diff);
replacementString.Insert(selectionIndex, newChars);
InputBox.Text = replacementString.ToString();
}
await ExecuteDelayedOverwrite();
_lastUpdated = DateTime.Now;
}
InputBox.SelectionStart = selectionStart;
}
}
private void PUPasswordBox_PreviewKeyDown(object sender, System.Windows.Input.KeyEventArgs e)
{
//禁止任何与Control键有关的事(除了全选)
if (Keyboard.IsKeyDown(Key.LeftCtrl) && !Keyboard.IsKeyDown(Key.A))
{
e.Handled = true;
return;
}
var currentCursor = SelectionStart;
switch (e.Key)
{
case Key.Back:
if (Text.Length > 0 && currentCursor > 0 && SelectionLength == 0)
{
Text = Text.Remove(currentCursor - 1, 1);
Password = Password.Remove(currentCursor - 1, 1);
if (currentCursor > 0)
{
Select(currentCursor - 1, 0);
}
}
else if (SelectionLength > 0)
{
var length = SelectionLength;
Text = Text.Remove(currentCursor, length);
Password = Password.Remove(currentCursor, length);
if (currentCursor - length > 0)
{
Select(currentCursor - length + 1, 0);
}
}
//批量选择情况下
break;
case Key.Delete:
if (currentCursor < Text.Length)
{
Text = Text.Remove(currentCursor, 1);
Password = Password.Remove(currentCursor, 1);
Select(currentCursor, 0);
}
break;
case Key.Space:
if (SelectionLength != 0)
{
Text = Text.Remove(currentCursor, SelectionLength);
Password = Password.Remove(currentCursor, SelectionLength);
}
Text = Text.Insert(currentCursor, PasswordChar.ToString());
Password = Password.Insert(currentCursor, " ");
Select(currentCursor + 1, 0);
break;
default:
return;
}
e.Handled = true;
}