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分類:[.NET 全般]
C＃ 2010 WPF環境です。
テキストボックの数字のみ 入力クラスを作成したのですが。
IMEのALT＋全角を押すとIMEが半角から全角に変更されます。
変更しない様にする方法がありましたら教えて
/*--------------------------------------------------------------
* 数字 テキスト 000010 DSP 0->00000
*--------------------------------------------------------------*/
public class OtsTextNumber : TextBox
{
static OtsTextNumber()
{
}
// 項目の正常（真） 異常（偽）
private bool m_Momal = true;
public bool Momal
{
get { return m_Momal; }
set { m_Momal = value; }
}
/*
*
*/
protected override void OnGotFocus(System.Windows.RoutedEventArgs e)
{
base.OnGotFocus(e);
//
this.Text = this.Text.Replace(",", "");
InputMethod.SetPreferredImeState(this, InputMethodState.DoNotCare);
InputMethod.SetPreferredImeConversionMode(this, ImeConversionModeValues.Alphanumeric);
InputMethod.SetPreferredImeSentenceMode(this, ImeSentenceModeValues.Automatic);
this.Background = Brushes.LightBlue;
if (this.Text == "")
{
return;
}
try
{
if (int.Parse(this.Text) < 0)
{
this.Text = string.Format("{0:" + new String('0',this.MaxLength) + "}", int.Parse(this.Text));
}
}
catch
{
this.Text = "";
};
}
protected override void OnLostFocus(System.Windows.RoutedEventArgs e)
{
base.OnLostFocus(e);
// Change the TextBox color
if (this.Momal == true)
{
this.Background = Brushes.White;
}
else
{
this.Background = Brushes.Pink;
}
if (this.Text == "")
{
return;
}
try
{
this.Text = string.Format("{0:" + new String('0', this.MaxLength) + "}", int.Parse(this.Text));
}
catch
{
this.Text = "";
};
}
/*
*
*/
protected override void OnPreviewKeyDown(KeyEventArgs e)
{
base.OnPreviewKeyDown(e);
switch (e.Key)
{
case Key.D1:
case Key.D2:
case Key.D3:
case Key.D4:
case Key.D5:
case Key.D6:
case Key.D7:
case Key.D8:
case Key.D9:
case Key.NumPad1:
case Key.NumPad2:
case Key.NumPad3:
case Key.NumPad4:
case Key.NumPad5:
case Key.NumPad6:
case Key.NumPad7:
case Key.NumPad8:
case Key.NumPad9:
case Key.D0:
case Key.NumPad0:
break;
case Key.Back:
case Key.Insert:
case Key.Delete:
case Key.Tab:
case Key.OemBackTab:
// case Key.Up:
// case Key.Down:
case Key.Right:
case Key.Left:
break;
default:
e.Handled = true;
break;
}
}
/*
*
*/
protected override void OnPreviewKeyUp(KeyEventArgs e)
{
base.OnPreviewKeyUp(e);
/*
* Enter で次のキー
*/
if ((Keyboard.Modifiers == ModifierKeys.None) && (e.Key == Key.Enter) && this.IsTabStop == true)
{
UIElement element = this as UIElement;
element.MoveFocus(new TraversalRequest(FocusNavigationDirection.Next));
}
}
}
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