KeyPressEventArgs.Handled KeyPressEventArgs.Handled KeyPressEventArgs.Handled KeyPressEventArgs.Handled Property

정의

KeyPress 이벤트가 처리되었는지 여부를 나타내는 값을 가져오거나 설정합니다.Gets or sets a value indicating whether the KeyPress event was handled.

public:
 property bool Handled { bool get(); void set(bool value); };
public bool Handled { get; set; }
member this.Handled : bool with get, set
Public Property Handled As Boolean

속성 값

이벤트가 처리되었으면 true이고, 그렇지 않으면 false입니다.true if the event is handled; otherwise, false.

예제

다음 예제에서는 TextBox 제어 합니다.The following example creates a TextBox control. 합니다 keypressed 메서드는 KeyChar ENTER 키를 눌렀는지 여부를 확인할 속성입니다.The keypressed method uses the KeyChar property to check whether the ENTER key is pressed. ENTER 키를 누르는 경우는 Handled 속성 true, 처리 되는 이벤트를 나타냅니다.If the ENTER key is pressed, the Handled property is set to true, which indicates the event is handled.

#using <System.dll>
#using <System.Drawing.dll>
#using <System.Windows.Forms.dll>

using namespace System;
using namespace System::Windows::Forms;

public ref class Form1: public Form
{
public:
   Form1()
   {
      // Create a TextBox control.
      TextBox^ tb = gcnew TextBox;
      this->Controls->Add( tb );
      tb->KeyPress += gcnew KeyPressEventHandler( this, &Form1::keypressed );
   }

private:
   void keypressed( Object^ /*o*/, KeyPressEventArgs^ e )
   {
      // The keypressed method uses the KeyChar property to check 
      // whether the ENTER key is pressed. 
      // If the ENTER key is pressed, the Handled property is set to true, 
      // to indicate the event is handled.
      if ( e->KeyChar == (char)13 )
            e->Handled = true;
   }
};

int main()
{
   Application::Run( gcnew Form1 );
}

using System;
using System.Windows.Forms;

public class Form1: Form
{
    public Form1()
    {
        // Create a TextBox control.
        TextBox tb = new TextBox();
        this.Controls.Add(tb);
        tb.KeyPress += new KeyPressEventHandler(keypressed);
    }

    private void keypressed(Object o, KeyPressEventArgs e)
    {
        // The keypressed method uses the KeyChar property to check 
        // whether the ENTER key is pressed. 

        // If the ENTER key is pressed, the Handled property is set to true, 
        // to indicate the event is handled.
        if (e.KeyChar == (char)Keys.Return)
        {
            e.Handled = true;
        }
    }

    public static void Main()
    {
        Application.Run(new Form1());
    }
}
Imports System
Imports System.Windows.Forms

Public Class Form1
    Inherits Form

    Public Sub New()
        ' Create a TextBox control.
        Dim tb As New TextBox()
        Me.Controls.Add(tb)
        AddHandler tb.KeyPress, AddressOf keypressed
    End Sub 'New

    Private Sub keypressed(ByVal o As [Object], ByVal e As KeyPressEventArgs)
        ' The keypressed method uses the KeyChar property to check 
        ' whether the ENTER key is pressed. 

        ' If the ENTER key is pressed, the Handled property is set to true, 
        ' to indicate the event is handled.

        If e.KeyChar = Microsoft.VisualBasic.ChrW(Keys.Return) Then
            e.Handled = True
        End If
    End Sub 'keypressed

    Public Shared Sub Main()
        Application.Run(New Form1())
    End Sub 'Main
End Class 'Form1

설명

이벤트 처리 되지 않은 경우 기본 처리에 대 한 운영 체제에 보내집니다.If the event is not handled, it will be sent to the operating system for default processing. 설정 Handledtrue 취소 하는 KeyPress 이벤트입니다.Set Handled to true to cancel the KeyPress event.

적용 대상

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