WinRT用のMaskedTextBoxを探していますが、見つからないようです...そのようなテキストボックスが存在するかどうか誰かが知っていますか？
ComponentOneから1つ見つけましたが、それは有料で、無料のソリューションを探しています。
2000行を超えるコードとは異なるSilverlightまたはWindowsデスクトップのオープンソースソリューションを誰かが知っている場合は、それを調べてWinRTに変換してみます。
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maskedtextbox コントロールの代わりに動作を使用します。しかし、正直なところ、これが WinRT で機能するかどうかはわかりません
編集：これが私の最新バージョンです
public class TextBoxInputMaskBehavior : Behavior<TextBox>
{
private WeakPropertyChangeNotifier _notifier;
#region DependencyProperties
public static readonly DependencyProperty InputMaskProperty =
DependencyProperty.Register("InputMask", typeof(string), typeof(TextBoxInputMaskBehavior), null);
public string InputMask
{
get { return (string)GetValue(InputMaskProperty); }
set { SetValue(InputMaskProperty, value); }
}
public static readonly DependencyProperty PromptCharProperty =
DependencyProperty.Register("PromptChar", typeof(char), typeof(TextBoxInputMaskBehavior), new PropertyMetadata('_'));
public char PromptChar
{
get { return (char)GetValue(PromptCharProperty); }
set { SetValue(PromptCharProperty, value); }
}
public static readonly DependencyProperty ResetOnSpaceProperty =
DependencyProperty.Register("ResetOnSpace", typeof(bool), typeof(TextBoxInputMaskBehavior), new PropertyMetadata(false));
public bool ResetOnSpace
{
get { return (bool)GetValue(ResetOnSpaceProperty); }
set { SetValue(ResetOnSpaceProperty, value); }
}
#endregion
public MaskedTextProvider Provider { get; private set; }
public TextBoxInputMaskBehavior()
{
//defaults
}
protected override void OnAttached()
{
base.OnAttached();
AssociatedObject.Loaded += AssociatedObjectLoaded;
AssociatedObject.PreviewTextInput += AssociatedObjectPreviewTextInput;
AssociatedObject.PreviewKeyDown += AssociatedObjectPreviewKeyDown;
DataObject.AddPastingHandler(AssociatedObject, Pasting);
}
protected override void OnDetaching()
{
base.OnDetaching();
AssociatedObject.Loaded -= AssociatedObjectLoaded;
AssociatedObject.PreviewTextInput -= AssociatedObjectPreviewTextInput;
AssociatedObject.PreviewKeyDown -= AssociatedObjectPreviewKeyDown;
DataObject.RemovePastingHandler(AssociatedObject, Pasting);
}
/*
Mask Character Accepts Required?
0 Digit (0-9) Required
9 Digit (0-9) or space Optional
# Digit (0-9) or space Required
L Letter (a-z, A-Z) Required
? Letter (a-z, A-Z) Optional
& Any character Required
C Any character Optional
A Alphanumeric (0-9, a-z, A-Z) Required
a Alphanumeric (0-9, a-z, A-Z) Optional
Space separator Required
. Decimal separator Required
, Group (thousands) separator Required
: Time separator Required
/ Date separator Required
$ Currency symbol Required
In addition, the following characters have special meaning:
Mask Character Meaning
< All subsequent characters are converted to lower case
> All subsequent characters are converted to upper case
| Terminates a previous < or >
\ Escape: treat the next character in the mask as literal text rather than a mask symbol
*/
void AssociatedObjectLoaded(object sender, System.Windows.RoutedEventArgs e)
{
this.Provider = new MaskedTextProvider(InputMask, CultureInfo.CurrentCulture);
this.Provider.PromptChar = this.PromptChar;
this.Provider.SkipLiterals = true;
this.Provider.ResetOnSpace = this.ResetOnSpace;
this.Provider.Set(AssociatedObject.Text);
AssociatedObject.Text = GetProviderText();
//seems the only way that the text is formatted correct, when source is updated
//AddValueChanged for TextProperty in a weak manner
this._notifier = new WeakPropertyChangeNotifier(this.AssociatedObject, TextBox.TextProperty);
this._notifier.ValueChanged += new EventHandler(this.UpdateText);
}
void AssociatedObjectPreviewTextInput(object sender, System.Windows.Input.TextCompositionEventArgs e)
{
e.Handled = true;
this.TreatSelectedText();
var position = this.GetNextCharacterPosition(AssociatedObject.CaretIndex);
if (Keyboard.IsKeyToggled(Key.Insert))
{
if(!this.Provider.Replace(e.Text, position))
{
System.Media.SystemSounds.Beep.Play();
return;
}
}
else
{
if(!this.Provider.InsertAt(e.Text, position))
{
System.Media.SystemSounds.Beep.Play();
return;
}
}
var nextposition = this.GetNextCharacterPosition(position + 1);
this.RefreshText(nextposition);
}
void AssociatedObjectPreviewKeyDown(object sender, KeyEventArgs e)
{
if (e.Key == Key.Space)//handle the space
{
e.Handled = true;
this.TreatSelectedText();
var position = this.GetNextCharacterPosition(AssociatedObject.CaretIndex);
if (!this.Provider.InsertAt(" ", position))
{
System.Media.SystemSounds.Beep.Play();
return;
}
this.RefreshText(AssociatedObject.CaretIndex + 1);
}
if (e.Key == Key.Back && AssociatedObject.CaretIndex > 0)//handle the back space
{
e.Handled = true;
//wenn etwas markiert war und der nutzer Backspace klickt soll nur das markierte verschwinden
if(this.TreatSelectedText())
{
this.RefreshText(AssociatedObject.CaretIndex);
return;
}
var denDavor = AssociatedObject.CaretIndex - 1;
if(this.Provider.IsEditPosition(denDavor))
{
if (!this.Provider.RemoveAt(denDavor))
{
System.Media.SystemSounds.Beep.Play();
return;
}
}
this.RefreshText(AssociatedObject.CaretIndex - 1);
}
if (e.Key == Key.Delete)//handle the delete key
{
e.Handled = true;
//wenn etwas markiert war und der nutzer Delete klickt soll nur das markierte verschwinden
if (this.TreatSelectedText())
{
this.RefreshText(AssociatedObject.CaretIndex);
return;
}
var position = AssociatedObject.CaretIndex;
if (this.Provider.IsEditPosition(position))
{
if (!this.Provider.RemoveAt(position))
{
System.Media.SystemSounds.Beep.Play();
return;
}
}
else
{
System.Media.SystemSounds.Beep.Play();
return;
}
this.RefreshText(AssociatedObject.CaretIndex);
}
}
/// <summary>
/// Pasting prüft ob korrekte Daten reingepastet werden
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Pasting(object sender, DataObjectPastingEventArgs e)
{
if (e.DataObject.GetDataPresent(typeof(string)))
{
var pastedText = (string)e.DataObject.GetData(typeof(string));
this.TreatSelectedText();
var position = GetNextCharacterPosition(AssociatedObject.CaretIndex);
if (!this.Provider.InsertAt(pastedText, position))
{
System.Media.SystemSounds.Beep.Play();
}
else
{
this.RefreshText(position);
}
}
e.CancelCommand();
}
private void UpdateText(object sender, EventArgs eventArgs)
{
//check Provider.Text + TextBox.Text
if (this.Provider.ToDisplayString().Equals(AssociatedObject.Text))
return;
//use provider to format
var success = this.Provider.Set(AssociatedObject.Text);
//ui and mvvm/codebehind should be in sync
this.SetText(success ? GetProviderText() : AssociatedObject.Text);
}
/// <summary>
/// Falls eine Textauswahl vorliegt wird diese entsprechend behandelt.
/// </summary>
/// <returns>true Textauswahl behandelt wurde, ansonsten falls </returns>
private bool TreatSelectedText()
{
if (AssociatedObject.SelectionLength > 0)
{
this.Provider.RemoveAt(AssociatedObject.SelectionStart, AssociatedObject.SelectionStart + AssociatedObject.SelectionLength - 1);
return true;
}
return false;
}
private void RefreshText(int position)
{
SetText(GetProviderText());
AssociatedObject.CaretIndex = position;
}
private void SetText(string text)
{
AssociatedObject.Text = String.IsNullOrWhiteSpace(text) ? String.Empty : text;
}
private int GetNextCharacterPosition(int caretIndex)
{
var start = caretIndex;
var position = this.Provider.FindEditPositionFrom(start, true);
if (position == -1)
return start;
else
return position;
}
private string GetProviderText()
{
//wenn noch gar kein Zeichen eingeben wurde, soll auch nix drin stehen
//könnte man noch anpassen wenn man masken in der Oberfläche vllt doch haben will bei nem leeren feld
return this.Provider.AssignedEditPositionCount > 0
? this.Provider.ToDisplayString()
: this.Provider.ToString(false, false);
}
}
于 2013-03-21T13:06:51.290 に答える