NotifyIcon Sınıf

Tanım

public ref class NotifyIcon sealed : System::ComponentModel::Component

public sealed class NotifyIcon : System.ComponentModel.Component

type NotifyIcon = class
    inherit Component

Public NotInheritable Class NotifyIcon
Inherits Component

Devralma

Object

MarshalByRefObject

Component

NotifyIcon

Örnekler

Aşağıdaki kod örneği, bildirim alanında bir uygulamanın simgesini görüntülemek için sınıfını kullanmayı NotifyIcon gösterir. Örnekte , , ContextMenuTextve özelliklerinin ayarlanması Iconve Visible olayın işlenmesi gösterilmektedirDoubleClick. ContextMenu Üzerinde Exit öğesi bulunan bir özelliğine atanır NotifyIcon.ContextMenu ve bu da kullanıcının uygulamayı kapatmasına olanak tanır. Olay gerçekleştiğinde DoubleClick , uygulama formu yöntemi çağrılarak Form.Activate etkinleştirilir.

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

using namespace System;
using namespace System::Drawing;
using namespace System::Windows::Forms;
public ref class Form1: public System::Windows::Forms::Form
{
private:
   System::Windows::Forms::NotifyIcon^ notifyIcon1;
   System::Windows::Forms::ContextMenu^ contextMenu1;
   System::Windows::Forms::MenuItem^ menuItem1;
   System::ComponentModel::IContainer^ components;

public:
   Form1()
   {
      this->components = gcnew System::ComponentModel::Container;
      this->contextMenu1 = gcnew System::Windows::Forms::ContextMenu;
      this->menuItem1 = gcnew System::Windows::Forms::MenuItem;
      
      // Initialize contextMenu1
      array<System::Windows::Forms::MenuItem^>^temp0 = {this->menuItem1};
      this->contextMenu1->MenuItems->AddRange( temp0 );
      
      // Initialize menuItem1
      this->menuItem1->Index = 0;
      this->menuItem1->Text = "E&xit";
      this->menuItem1->Click += gcnew System::EventHandler( this, &Form1::menuItem1_Click );
      
      // Set up how the form should be displayed.
      this->ClientSize = System::Drawing::Size( 292, 266 );
      this->Text = "Notify Icon Example";
      
      // Create the NotifyIcon.
      this->notifyIcon1 = gcnew System::Windows::Forms::NotifyIcon( this->components );
      
      // The Icon property sets the icon that will appear
      // in the systray for this application.
      notifyIcon1->Icon = gcnew System::Drawing::Icon( "appicon.ico" );
      
      // The ContextMenu property sets the menu that will
      // appear when the systray icon is right clicked.
      notifyIcon1->ContextMenu = this->contextMenu1;
      
      // The Text property sets the text that will be displayed,
      // in a tooltip, when the mouse hovers over the systray icon.
      notifyIcon1->Text = "Form1 (NotifyIcon example)";
      notifyIcon1->Visible = true;
      
      // Handle the DoubleClick event to activate the form.
      notifyIcon1->DoubleClick += gcnew System::EventHandler( this, &Form1::notifyIcon1_DoubleClick );
   }

protected:
   ~Form1()
   {
      if ( components != nullptr )
      {
         delete components;
      }
   }

private:
   void notifyIcon1_DoubleClick( Object^ /*Sender*/, EventArgs^ /*e*/ )
   {
      
      // Show the form when the user double clicks on the notify icon.
      // Set the WindowState to normal if the form is minimized.
      if ( this->WindowState == FormWindowState::Minimized )
            this->WindowState = FormWindowState::Normal;
      
      // Activate the form.
      this->Activate();
   }

   void menuItem1_Click( Object^ /*Sender*/, EventArgs^ /*e*/ )
   {
      
      // Close the form, which closes the application.
      this->Close();
   }

};

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

using System;
using System.Drawing;
using System.Windows.Forms;

public class Form1 : System.Windows.Forms.Form
{
    private System.Windows.Forms.NotifyIcon notifyIcon1;
    private System.Windows.Forms.ContextMenu contextMenu1;
    private System.Windows.Forms.MenuItem menuItem1;
    private System.ComponentModel.IContainer components;

    [STAThread]
    static void Main() 
    {
        Application.Run(new Form1());
    }

    public Form1()
    {
        this.components = new System.ComponentModel.Container();
        this.contextMenu1 = new System.Windows.Forms.ContextMenu();
        this.menuItem1 = new System.Windows.Forms.MenuItem();

        // Initialize contextMenu1
        this.contextMenu1.MenuItems.AddRange(
                    new System.Windows.Forms.MenuItem[] {this.menuItem1});

        // Initialize menuItem1
        this.menuItem1.Index = 0;
        this.menuItem1.Text = "E&xit";
        this.menuItem1.Click += new System.EventHandler(this.menuItem1_Click);

        // Set up how the form should be displayed.
        this.ClientSize = new System.Drawing.Size(292, 266);
        this.Text = "Notify Icon Example";

        // Create the NotifyIcon.
        this.notifyIcon1 = new System.Windows.Forms.NotifyIcon(this.components);

        // The Icon property sets the icon that will appear
        // in the systray for this application.
        notifyIcon1.Icon = new Icon("appicon.ico");

        // The ContextMenu property sets the menu that will
        // appear when the systray icon is right clicked.
        notifyIcon1.ContextMenu = this.contextMenu1;

        // The Text property sets the text that will be displayed,
        // in a tooltip, when the mouse hovers over the systray icon.
        notifyIcon1.Text = "Form1 (NotifyIcon example)";
        notifyIcon1.Visible = true;

        // Handle the DoubleClick event to activate the form.
        notifyIcon1.DoubleClick += new System.EventHandler(this.notifyIcon1_DoubleClick);
    }

    protected override void Dispose( bool disposing )
    {
        // Clean up any components being used.
        if( disposing )
            if (components != null)
                components.Dispose();            

        base.Dispose( disposing );
    }

    private void notifyIcon1_DoubleClick(object Sender, EventArgs e) 
    {
        // Show the form when the user double clicks on the notify icon.

        // Set the WindowState to normal if the form is minimized.
        if (this.WindowState == FormWindowState.Minimized)
            this.WindowState = FormWindowState.Normal;

        // Activate the form.
        this.Activate();
    }

    private void menuItem1_Click(object Sender, EventArgs e) {
        // Close the form, which closes the application.
        this.Close();
    }
}

Imports System.Drawing
Imports System.Windows.Forms

Public NotInheritable Class Form1
    Inherits System.Windows.Forms.Form

    Private contextMenu1 As System.Windows.Forms.ContextMenu
    Friend WithEvents menuItem1 As System.Windows.Forms.MenuItem
    Friend WithEvents notifyIcon1 As System.Windows.Forms.NotifyIcon
    Private components As System.ComponentModel.IContainer

    <System.STAThread()> _
    Public Shared Sub Main()
        System.Windows.Forms.Application.Run(New Form1)
    End Sub

    Public Sub New()

        Me.components = New System.ComponentModel.Container
        Me.contextMenu1 = New System.Windows.Forms.ContextMenu
        Me.menuItem1 = New System.Windows.Forms.MenuItem

        ' Initialize contextMenu1
        Me.contextMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() _
                            {Me.menuItem1})

        ' Initialize menuItem1
        Me.menuItem1.Index = 0
        Me.menuItem1.Text = "E&xit"

        ' Set up how the form should be displayed.
        Me.ClientSize = New System.Drawing.Size(292, 266)
        Me.Text = "Notify Icon Example"

        ' Create the NotifyIcon.
        Me.notifyIcon1 = New System.Windows.Forms.NotifyIcon(Me.components)

        ' The Icon property sets the icon that will appear
        ' in the systray for this application.
        notifyIcon1.Icon = New Icon("appicon.ico")

        ' The ContextMenu property sets the menu that will
        ' appear when the systray icon is right clicked.
        notifyIcon1.ContextMenu = Me.contextMenu1

        ' The Text property sets the text that will be displayed,
        ' in a tooltip, when the mouse hovers over the systray icon.
        notifyIcon1.Text = "Form1 (NotifyIcon example)"
        notifyIcon1.Visible = True
    End Sub
    
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        ' Clean up any components being used.
        If disposing Then
            If (components IsNot Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    Private Sub notifyIcon1_DoubleClick(Sender as object, e as EventArgs) handles notifyIcon1.DoubleClick
        ' Show the form when the user double clicks on the notify icon.

        ' Set the WindowState to normal if the form is minimized.
        if (me.WindowState = FormWindowState.Minimized) then _
            me.WindowState = FormWindowState.Normal

        ' Activate the form.
        me.Activate()
    end sub

    Private Sub menuItem1_Click(Sender as object, e as EventArgs) handles menuItem1.Click
        ' Close the form, which closes the application.
        me.Close()
    end sub

End Class

Açıklamalar

Bildirim alanındaki simgeler, bir bilgisayarın arka planında çalışan virüs koruma programı veya birim denetimi gibi işlemlerin kısayollarıdır. Bu işlemler kendi kullanıcı arabirimleriyle birlikte gelmez. NotifyIcon sınıfı, bu işlevsellikte programlamak için bir yol sağlar. Icon özelliği, bildirim alanında görünen simgeyi tanımlar. Bir simgenin açılır menüleri özelliğiyle birlikte ContextMenu ele alınmaktadır. Text özelliği ToolTip metnini atar. Simgenin bildirim alanında Visible görünmesi için özelliği olarak ayarlanmalıdır true.

Oluşturucular

Özellikler

Yöntemler

Ekinlikler

Şunlara uygulanır