InputLanguageChangedEventHandler Delegera

Definition

Representerar den metod som ska hantera InputLanguageChanged händelsen för en Form.

public delegate void InputLanguageChangedEventHandler(System::Object ^ sender, InputLanguageChangedEventArgs ^ e);
public delegate void InputLanguageChangedEventHandler(object sender, InputLanguageChangedEventArgs e);
public delegate void InputLanguageChangedEventHandler(object? sender, InputLanguageChangedEventArgs e);
type InputLanguageChangedEventHandler = delegate of obj * InputLanguageChangedEventArgs -> unit
Public Delegate Sub InputLanguageChangedEventHandler(sender As Object, e As InputLanguageChangedEventArgs)

Parametrar

sender
Object

Källan till händelsen.

e
InputLanguageChangedEventArgs

En InputLanguageChangedEventArgs som innehåller händelsedata.

Exempel

I följande exempel skapas en ny Form och en händelsehanterare kopplas InputLanguageChanged till händelsen. Den här händelsen ändrar IMEmode när indataspråket ändras till japanska.

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

using namespace System;
using namespace System::Drawing;
using namespace System::Collections;
using namespace System::ComponentModel;
using namespace System::Windows::Forms;
using namespace System::Data;
public ref class Form1: public System::Windows::Forms::Form
{
private:
   RichTextBox^ rtb;

public:
   Form1()
   {
      rtb = gcnew RichTextBox;
      this->Controls->Add( rtb );
      rtb->Dock = DockStyle::Fill;
      this->InputLanguageChanged += gcnew InputLanguageChangedEventHandler( this, &Form1::languageChange );
   }


private:
   void languageChange( Object^ /*sender*/, InputLanguageChangedEventArgs^ e )
   {
      
      // If the input language is Japanese.
      // set the initial IMEMode to Katakana.
      if ( e->InputLanguage->Culture->TwoLetterISOLanguageName->Equals( "ja" ) )
      {
         rtb->ImeMode = System::Windows::Forms::ImeMode::Katakana;
      }
   }

};

int main()
{
   Application::Run( gcnew Form1 );
}
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

public class Form1 : System.Windows.Forms.Form
{
    RichTextBox rtb = new RichTextBox();
    public Form1()
    {
        this.Controls.Add(rtb);
        rtb.Dock = DockStyle.Fill;
        this.InputLanguageChanged += new InputLanguageChangedEventHandler(languageChange);
    }
    private void languageChange(Object sender, InputLanguageChangedEventArgs e)
    {
        // If the input language is Japanese.
        // set the initial IMEMode to Katakana.
        if (e.InputLanguage.Culture.TwoLetterISOLanguageName.Equals("ja"))
        {
            rtb.ImeMode = System.Windows.Forms.ImeMode.Katakana;
        }
    }
    public static void Main(string[] args)
    {
        Application.Run(new Form1());
    }
}
Imports System.Drawing
Imports System.Collections
Imports System.ComponentModel
Imports System.Windows.Forms
Imports System.Data

Public Class Form1
   Inherits System.Windows.Forms.Form
   
   Dim WithEvents rtb As New RichTextBox()
   
   Public Sub New()
      MyBase.New()
      Me.Controls.Add(rtb)
      rtb.Dock = DockStyle.Fill
   End Sub

   Private Sub languageChange( _
      ByVal sender As Object, _
      ByVal e As InputLanguageChangedEventArgs _
   ) Handles MyBase.InputLanguageChanged

      ' If the input language is Japanese.
      ' set the initial IMEMode to Katakana.
      If e.InputLanguage.Culture.TwoLetterISOLanguageName.Equals("ja") = True Then
         rtb.ImeMode = System.Windows.Forms.ImeMode.Katakana
      End If
   End Sub

   Public Shared Sub Main()
      Application.Run(new Form1())
   End Sub

End Class

Kommentarer

När du skapar ett InputLanguageChangedEventHandler ombud identifierar du den metod som ska hantera händelsen. Om du vill associera händelsen med händelsehanteraren lägger du till en instans av ombudet till händelsen. Händelsehanteraren anropas när händelsen inträffar, såvida du inte tar bort ombudet.

Mer information om ombud för händelsehanterare finns i Hantera och höja händelser.

Tilläggsmetoder

Name Description
GetMethodInfo(Delegate)

Hämtar ett objekt som representerar den metod som representeras av det angivna ombudet.

Gäller för

Se även