ToolStripDropDownItem ToolStripDropDownItem ToolStripDropDownItem ToolStripDropDownItem Class

定义

显示的控件提供基本功能ToolStripDropDownToolStripDropDownButtonToolStripMenuItem,或ToolStripSplitButton单击控件。Provides basic functionality for controls that display a ToolStripDropDown when a ToolStripDropDownButton, ToolStripMenuItem, or ToolStripSplitButton control is clicked.

public ref class ToolStripDropDownItem abstract : System::Windows::Forms::ToolStripItem
public abstract class ToolStripDropDownItem : System.Windows.Forms.ToolStripItem
type ToolStripDropDownItem = class
    inherit ToolStripItem
Public MustInherit Class ToolStripDropDownItem
Inherits ToolStripItem
继承
派生

示例

下面的代码示例演示如何显示和隐藏ToolStripMenuItem控件。The following code example demonstrates how to show and hide ToolStripMenuItem controls.

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Windows.Forms;

namespace ToolStripDropDownItemCS
{
    public class Form1 : Form
    {
        private ToolStrip toolStrip1;
        private StatusStrip statusStrip1;
        private ToolStripStatusLabel toolStripStatusLabel1;
        private ContextMenuStrip contextMenuStrip1;
        private ToolStripMenuItem menuItem1ToolStripMenuItem;
        private ToolStripMenuItem menuItem2ToolStripMenuItem;
        private ToolStripMenuItem subItemToolStripMenuItem;
        private ToolStripMenuItem subItem2ToolStripMenuItem;
        private Button showButton;
        private Button hideButton;
        private System.ComponentModel.IContainer components = null;

        public Form1()
        {
            InitializeComponent();
            this.InitializeToolStripDropDownItems();
        }

        // This utility method creates and initializes three 
        // ToolStripDropDownItem controls and adds them 
        // to the form's ToolStrip control.
        private void InitializeToolStripDropDownItems()
        {
            ToolStripDropDownButton b = new ToolStripDropDownButton("DropDownButton");
            b.DropDown = this.contextMenuStrip1;
            b.DropDownClosed += new EventHandler(toolStripDropDownItem_DropDownClosed);
            b.DropDownItemClicked += new ToolStripItemClickedEventHandler(toolStripDropDownItem_DropDownItemClicked);
            b.DropDownOpened += new EventHandler(toolStripDropDownItem_DropDownOpened);

            ToolStripMenuItem m = new ToolStripMenuItem("MenuItem");
            m.DropDown = this.contextMenuStrip1;
            m.DropDownClosed += new EventHandler(toolStripDropDownItem_DropDownClosed);
            m.DropDownItemClicked += new ToolStripItemClickedEventHandler(toolStripDropDownItem_DropDownItemClicked);
            m.DropDownOpened += new EventHandler(toolStripDropDownItem_DropDownOpened);

            ToolStripSplitButton sb = new ToolStripSplitButton("SplitButton");
            sb.DropDown = this.contextMenuStrip1;
            sb.DropDownClosed += new EventHandler(toolStripDropDownItem_DropDownClosed);
            sb.DropDownItemClicked += new ToolStripItemClickedEventHandler(toolStripDropDownItem_DropDownItemClicked);
            sb.DropDownOpened += new EventHandler(toolStripDropDownItem_DropDownOpened);

            this.toolStrip1.Items.AddRange(new ToolStripItem[] { b, m, sb });
        }

        // This method handles the DropDownOpened event from a 
        // ToolStripDropDownItem. It displays the value of the 
        // item's Text property in the form's StatusStrip control.
        void toolStripDropDownItem_DropDownOpened(object sender, EventArgs e)
        {
            ToolStripDropDownItem item = sender as ToolStripDropDownItem;

            string msg = String.Format("Item opened: {0}", item.Text);
            this.toolStripStatusLabel1.Text = msg;
        }

        // This method handles the DropDownItemClicked event from a 
        // ToolStripDropDownItem. It displays the value of the clicked
        // item's Text property in the form's StatusStrip control.
        void toolStripDropDownItem_DropDownItemClicked(object sender, ToolStripItemClickedEventArgs e)
        {
            string msg = String.Format("Item clicked: {0}", e.ClickedItem.Text);
            this.toolStripStatusLabel1.Text = msg;
        }

        // This method handles the DropDownClosed event from a 
        // ToolStripDropDownItem. It displays the value of the 
        // item's Text property in the form's StatusStrip control.
        void toolStripDropDownItem_DropDownClosed(object sender, EventArgs e)
        {
            ToolStripDropDownItem item = sender as ToolStripDropDownItem;

            string msg = String.Format("Item closed: {0}", item.Text);
            this.toolStripStatusLabel1.Text = msg;
        }

        // This method shows the drop-down for the first item
        // in the form's ToolStrip.
        private void showButton_Click(object sender, EventArgs e)
        {
            ToolStripDropDownItem item = this.toolStrip1.Items[0] as ToolStripDropDownItem;

            if (item.HasDropDownItems)
            {
                item.ShowDropDown();
            }
        }

        // This method hides the drop-down for the first item
        // in the form's ToolStrip.
        private void hideButton_Click(object sender, EventArgs e)
        {
            ToolStripDropDownItem item = this.toolStrip1.Items[0] as ToolStripDropDownItem;

            item.HideDropDown();
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            this.toolStrip1 = new System.Windows.Forms.ToolStrip();
            this.statusStrip1 = new System.Windows.Forms.StatusStrip();
            this.toolStripStatusLabel1 = new System.Windows.Forms.ToolStripStatusLabel();
            this.contextMenuStrip1 = new System.Windows.Forms.ContextMenuStrip(this.components);
            this.menuItem1ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.menuItem2ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.subItemToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.subItem2ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.showButton = new System.Windows.Forms.Button();
            this.hideButton = new System.Windows.Forms.Button();
            this.statusStrip1.SuspendLayout();
            this.contextMenuStrip1.SuspendLayout();
            this.SuspendLayout();
            // 
            // toolStrip1
            // 
            this.toolStrip1.Location = new System.Drawing.Point(0, 0);
            this.toolStrip1.Name = "toolStrip1";
            this.toolStrip1.Size = new System.Drawing.Size(292, 25);
            this.toolStrip1.TabIndex = 0;
            this.toolStrip1.Text = "toolStrip1";
            // 
            // statusStrip1
            // 
            this.statusStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.toolStripStatusLabel1});
            this.statusStrip1.Location = new System.Drawing.Point(0, 251);
            this.statusStrip1.Name = "statusStrip1";
            this.statusStrip1.Size = new System.Drawing.Size(292, 22);
            this.statusStrip1.TabIndex = 1;
            this.statusStrip1.Text = "statusStrip1";
            // 
            // toolStripStatusLabel1
            // 
            this.toolStripStatusLabel1.Name = "toolStripStatusLabel1";
            this.toolStripStatusLabel1.Size = new System.Drawing.Size(38, 17);
            this.toolStripStatusLabel1.Text = "Ready";
            // 
            // contextMenuStrip1
            // 
            this.contextMenuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.menuItem1ToolStripMenuItem,
            this.menuItem2ToolStripMenuItem});
            this.contextMenuStrip1.Name = "contextMenuStrip1";
            this.contextMenuStrip1.RightToLeft = System.Windows.Forms.RightToLeft.No;
            this.contextMenuStrip1.Size = new System.Drawing.Size(146, 48);
            // 
            // menuItem1ToolStripMenuItem
            // 
            this.menuItem1ToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.subItemToolStripMenuItem});
            this.menuItem1ToolStripMenuItem.Name = "menuItem1ToolStripMenuItem";
            this.menuItem1ToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
            this.menuItem1ToolStripMenuItem.Text = "Menu Item1";
            // 
            // menuItem2ToolStripMenuItem
            // 
            this.menuItem2ToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.subItem2ToolStripMenuItem});
            this.menuItem2ToolStripMenuItem.Name = "menuItem2ToolStripMenuItem";
            this.menuItem2ToolStripMenuItem.Size = new System.Drawing.Size(145, 22);
            this.menuItem2ToolStripMenuItem.Text = "Menu Item 2";
            // 
            // subItemToolStripMenuItem
            // 
            this.subItemToolStripMenuItem.Name = "subItemToolStripMenuItem";
            this.subItemToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
            this.subItemToolStripMenuItem.Text = "Sub Item";
            // 
            // subItem2ToolStripMenuItem
            // 
            this.subItem2ToolStripMenuItem.Name = "subItem2ToolStripMenuItem";
            this.subItem2ToolStripMenuItem.Size = new System.Drawing.Size(152, 22);
            this.subItem2ToolStripMenuItem.Text = "Sub Item2";
            // 
            // showButton
            // 
            this.showButton.Location = new System.Drawing.Point(12, 180);
            this.showButton.Name = "showButton";
            this.showButton.Size = new System.Drawing.Size(75, 23);
            this.showButton.TabIndex = 2;
            this.showButton.Text = "Show";
            this.showButton.UseVisualStyleBackColor = true;
            this.showButton.Click += new System.EventHandler(this.showButton_Click);
            // 
            // hideButton
            // 
            this.hideButton.Location = new System.Drawing.Point(12, 209);
            this.hideButton.Name = "hideButton";
            this.hideButton.Size = new System.Drawing.Size(75, 23);
            this.hideButton.TabIndex = 3;
            this.hideButton.Text = "Hide";
            this.hideButton.UseVisualStyleBackColor = true;
            this.hideButton.Click += new System.EventHandler(this.hideButton_Click);
            // 
            // Form1
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(292, 273);
            this.Controls.Add(this.statusStrip1);
            this.Controls.Add(this.hideButton);
            this.Controls.Add(this.toolStrip1);
            this.Controls.Add(this.showButton);
            this.Name = "Form1";
            this.Text = "Form1";
            this.statusStrip1.ResumeLayout(false);
            this.statusStrip1.PerformLayout();
            this.contextMenuStrip1.ResumeLayout(false);
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion
    }

    static class Program
    {
        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main()
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new Form1());
        }
    }
}
Imports System
Imports System.Collections.Generic
Imports System.ComponentModel
Imports System.Drawing
Imports System.Windows.Forms

Public Class Form1
   Inherits Form
   Private toolStrip1 As ToolStrip
   Private statusStrip1 As StatusStrip
   Private toolStripStatusLabel1 As ToolStripStatusLabel
   Private contextMenuStrip1 As ContextMenuStrip
   Private menuItem1ToolStripMenuItem As ToolStripMenuItem
   Private menuItem2ToolStripMenuItem As ToolStripMenuItem
   Private subItemToolStripMenuItem As ToolStripMenuItem
   Private subItem2ToolStripMenuItem As ToolStripMenuItem
   Private WithEvents showButton As Button
   Private WithEvents hideButton As Button
   Private components As System.ComponentModel.IContainer = Nothing
   
   
   Public Sub New()
      InitializeComponent()
      Me.InitializeToolStripDropDownItems()
    End Sub
   
   ' This utility method creates and initializes three 
   ' ToolStripDropDownItem controls and adds them 
   ' to the form's ToolStrip control.
   Private Sub InitializeToolStripDropDownItems()
      Dim b As New ToolStripDropDownButton("DropDownButton")
      b.DropDown = Me.contextMenuStrip1
      AddHandler b.DropDownClosed, AddressOf toolStripDropDownItem_DropDownClosed
      AddHandler b.DropDownItemClicked, AddressOf toolStripDropDownItem_DropDownItemClicked
      AddHandler b.DropDownOpened, AddressOf toolStripDropDownItem_DropDownOpened
      
      Dim m As New ToolStripMenuItem("MenuItem")
      m.DropDown = Me.contextMenuStrip1
      AddHandler m.DropDownClosed, AddressOf toolStripDropDownItem_DropDownClosed
      AddHandler m.DropDownItemClicked, AddressOf toolStripDropDownItem_DropDownItemClicked
      AddHandler m.DropDownOpened, AddressOf toolStripDropDownItem_DropDownOpened
      
      Dim sb As New ToolStripSplitButton("SplitButton")
      sb.DropDown = Me.contextMenuStrip1
      AddHandler sb.DropDownClosed, AddressOf toolStripDropDownItem_DropDownClosed
      AddHandler sb.DropDownItemClicked, AddressOf toolStripDropDownItem_DropDownItemClicked
      AddHandler sb.DropDownOpened, AddressOf toolStripDropDownItem_DropDownOpened
      
      Me.toolStrip1.Items.AddRange(New ToolStripItem() {b, m, sb})
   End Sub 

   ' This method handles the DropDownOpened event from a 
   ' ToolStripDropDownItem. It displays the value of the 
   ' item's Text property in the form's StatusStrip control.
    Private Sub toolStripDropDownItem_DropDownOpened(ByVal sender As Object, ByVal e As EventArgs)

        Dim item As ToolStripDropDownItem = CType(sender, ToolStripDropDownItem)

        Dim msg As String = String.Format("Item opened: {0}", item.Text)
        Me.toolStripStatusLabel1.Text = msg

    End Sub

   ' This method handles the DropDownItemClicked event from a 
   ' ToolStripDropDownItem. It displays the value of the clicked
   ' item's Text property in the form's StatusStrip control.
    Private Sub toolStripDropDownItem_DropDownItemClicked( _
    ByVal sender As Object, _
    ByVal e As ToolStripItemClickedEventArgs)

        Dim msg As String = String.Format("Item clicked: {0}", e.ClickedItem.Text)
        Me.toolStripStatusLabel1.Text = msg

    End Sub

   ' This method handles the DropDownClosed event from a 
   ' ToolStripDropDownItem. It displays the value of the 
   ' item's Text property in the form's StatusStrip control.
    Private Sub toolStripDropDownItem_DropDownClosed(ByVal sender As Object, ByVal e As EventArgs)

        Dim item As ToolStripDropDownItem = CType(sender, ToolStripDropDownItem)

        Dim msg As String = String.Format("Item closed: {0}", item.Text)
        Me.toolStripStatusLabel1.Text = msg

    End Sub

   ' This method shows the drop-down for the first item
   ' in the form's ToolStrip.
    Private Sub showButton_Click( _
    ByVal sender As Object, _
    ByVal e As EventArgs) _
    Handles showButton.Click

        Dim item As ToolStripDropDownItem = CType(Me.toolStrip1.Items(0), ToolStripDropDownItem)

        If item.HasDropDownItems Then
            item.ShowDropDown()
        End If

    End Sub

   ' This method hides the drop-down for the first item
   ' in the form's ToolStrip.
    Private Sub hideButton_Click( _
    ByVal sender As Object, _
    ByVal e As EventArgs) _
    Handles hideButton.Click

        Dim item As ToolStripDropDownItem = CType(Me.toolStrip1.Items(0), ToolStripDropDownItem)

        item.HideDropDown()
    End Sub

   Protected Overrides Sub Dispose(disposing As Boolean)
      If disposing AndAlso (components IsNot Nothing) Then
         components.Dispose()
      End If
      MyBase.Dispose(disposing)
    End Sub
   
   #Region "Windows Form Designer generated code"
   
   
   Private Sub InitializeComponent()
      Me.components = New System.ComponentModel.Container()
      Me.toolStrip1 = New System.Windows.Forms.ToolStrip()
      Me.statusStrip1 = New System.Windows.Forms.StatusStrip()
      Me.toolStripStatusLabel1 = New System.Windows.Forms.ToolStripStatusLabel()
      Me.contextMenuStrip1 = New System.Windows.Forms.ContextMenuStrip(Me.components)
      Me.menuItem1ToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
      Me.menuItem2ToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
      Me.subItemToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
      Me.subItem2ToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
      Me.showButton = New System.Windows.Forms.Button()
      Me.hideButton = New System.Windows.Forms.Button()
      Me.statusStrip1.SuspendLayout()
      Me.contextMenuStrip1.SuspendLayout()
      Me.SuspendLayout()
      ' 
      ' toolStrip1
      ' 
      Me.toolStrip1.Location = New System.Drawing.Point(0, 0)
      Me.toolStrip1.Name = "toolStrip1"
      Me.toolStrip1.Size = New System.Drawing.Size(292, 25)
      Me.toolStrip1.TabIndex = 0
      Me.toolStrip1.Text = "toolStrip1"
      ' 
      ' statusStrip1
      ' 
      Me.statusStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.toolStripStatusLabel1})
      Me.statusStrip1.Location = New System.Drawing.Point(0, 251)
      Me.statusStrip1.Name = "statusStrip1"
      Me.statusStrip1.Size = New System.Drawing.Size(292, 22)
      Me.statusStrip1.TabIndex = 1
      Me.statusStrip1.Text = "statusStrip1"
      ' 
      ' toolStripStatusLabel1
      ' 
      Me.toolStripStatusLabel1.Name = "toolStripStatusLabel1"
      Me.toolStripStatusLabel1.Size = New System.Drawing.Size(38, 17)
      Me.toolStripStatusLabel1.Text = "Ready"
      ' 
      ' contextMenuStrip1
      ' 
      Me.contextMenuStrip1.Items.AddRange(New System.Windows.Forms.ToolStripItem() {Me.menuItem1ToolStripMenuItem, Me.menuItem2ToolStripMenuItem})
      Me.contextMenuStrip1.Name = "contextMenuStrip1"
      Me.contextMenuStrip1.RightToLeft = System.Windows.Forms.RightToLeft.No
      Me.contextMenuStrip1.Size = New System.Drawing.Size(146, 48)
      ' 
      ' menuItem1ToolStripMenuItem
      ' 
      Me.menuItem1ToolStripMenuItem.DropDownItems.AddRange(New System.Windows.Forms.ToolStripItem() {Me.subItemToolStripMenuItem})
      Me.menuItem1ToolStripMenuItem.Name = "menuItem1ToolStripMenuItem"
      Me.menuItem1ToolStripMenuItem.Size = New System.Drawing.Size(145, 22)
      Me.menuItem1ToolStripMenuItem.Text = "Menu Item1"
      ' 
      ' menuItem2ToolStripMenuItem
      ' 
      Me.menuItem2ToolStripMenuItem.DropDownItems.AddRange(New System.Windows.Forms.ToolStripItem() {Me.subItem2ToolStripMenuItem})
      Me.menuItem2ToolStripMenuItem.Name = "menuItem2ToolStripMenuItem"
      Me.menuItem2ToolStripMenuItem.Size = New System.Drawing.Size(145, 22)
      Me.menuItem2ToolStripMenuItem.Text = "Menu Item 2"
      ' 
      ' subItemToolStripMenuItem
      ' 
      Me.subItemToolStripMenuItem.Name = "subItemToolStripMenuItem"
      Me.subItemToolStripMenuItem.Size = New System.Drawing.Size(152, 22)
      Me.subItemToolStripMenuItem.Text = "Sub Item"
      ' 
      ' subItem2ToolStripMenuItem
      ' 
      Me.subItem2ToolStripMenuItem.Name = "subItem2ToolStripMenuItem"
      Me.subItem2ToolStripMenuItem.Size = New System.Drawing.Size(152, 22)
      Me.subItem2ToolStripMenuItem.Text = "Sub Item2"
      ' 
      ' showButton
      ' 
      Me.showButton.Location = New System.Drawing.Point(12, 180)
      Me.showButton.Name = "showButton"
      Me.showButton.Size = New System.Drawing.Size(75, 23)
      Me.showButton.TabIndex = 2
      Me.showButton.Text = "Show"
      Me.showButton.UseVisualStyleBackColor = True
      ' 
      ' hideButton
      ' 
      Me.hideButton.Location = New System.Drawing.Point(12, 209)
      Me.hideButton.Name = "hideButton"
      Me.hideButton.Size = New System.Drawing.Size(75, 23)
      Me.hideButton.TabIndex = 3
      Me.hideButton.Text = "Hide"
      Me.hideButton.UseVisualStyleBackColor = True
      ' 
      ' Form1
      ' 
      Me.AutoScaleDimensions = New System.Drawing.SizeF(6F, 13F)
      Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
      Me.ClientSize = New System.Drawing.Size(292, 273)
      Me.Controls.Add(statusStrip1)
      Me.Controls.Add(hideButton)
      Me.Controls.Add(toolStrip1)
      Me.Controls.Add(showButton)
      Me.Name = "Form1"
      Me.Text = "Form1"
      Me.statusStrip1.ResumeLayout(False)
      Me.statusStrip1.PerformLayout()
      Me.contextMenuStrip1.ResumeLayout(False)
      Me.ResumeLayout(False)
      Me.PerformLayout()
    End Sub
   
   #End Region
End Class


Public Class Program

    ' The main entry point for the application.
    <STAThread()> _
    Shared Sub Main()
        Application.EnableVisualStyles()
        Application.SetCompatibleTextRenderingDefault(False)
        Application.Run(New Form1())
    End Sub
End Class

注解

ToolStripDropDownItem 是的抽象基类ToolStripMenuItemToolStripDropDownButton,和ToolStripSplitButton,这可以托管项直接或主机下拉容器中的其他项。ToolStripDropDownItem is the abstract base class for ToolStripMenuItem, ToolStripDropDownButton, and ToolStripSplitButton, which can host items directly or host additional items in a drop-down container. 执行此操作通过设置DropDown属性设置为ToolStripDropDown并设置Items属性的ToolStripDropDownYou do this by setting the DropDown property to a ToolStripDropDown and setting the Items property of the ToolStripDropDown. 访问这些下拉列表项直接通过DropDownItems属性。Access these drop-down items directly through the DropDownItems property.

构造函数

ToolStripDropDownItem() ToolStripDropDownItem() ToolStripDropDownItem() ToolStripDropDownItem()

初始化 ToolStripDropDownItem 类的新实例。Initializes a new instance of the ToolStripDropDownItem class.

ToolStripDropDownItem(String, Image, EventHandler) ToolStripDropDownItem(String, Image, EventHandler) ToolStripDropDownItem(String, Image, EventHandler) ToolStripDropDownItem(String, Image, EventHandler)

初始化的新实例ToolStripDropDownItem类与指定的显示文本、 图像和当单击下拉控件时要执行的操作。Initializes a new instance of the ToolStripDropDownItem class with the specified display text, image, and action to take when the drop-down control is clicked.

ToolStripDropDownItem(String, Image, EventHandler, String) ToolStripDropDownItem(String, Image, EventHandler, String) ToolStripDropDownItem(String, Image, EventHandler, String) ToolStripDropDownItem(String, Image, EventHandler, String)

初始化的新实例ToolStripDropDownItem使用指定的显示文本、 图像、 当单击下拉列表控件,并控制名称的操作的类。Initializes a new instance of the ToolStripDropDownItem class with the specified display text, image, action to take when the drop-down control is clicked, and control name.

ToolStripDropDownItem(String, Image, ToolStripItem[]) ToolStripDropDownItem(String, Image, ToolStripItem[]) ToolStripDropDownItem(String, Image, ToolStripItem[]) ToolStripDropDownItem(String, Image, ToolStripItem[])

初始化的新实例ToolStripDropDownItem与指定的显示文本的类图中,和ToolStripItem下拉列表控件包含的集合。Initializes a new instance of the ToolStripDropDownItem class with the specified display text, image, and ToolStripItem collection that the drop-down control contains.

属性

AccessibilityObject AccessibilityObject AccessibilityObject AccessibilityObject

获取分配给该控件的 AccessibleObjectGets the AccessibleObject assigned to the control.

(Inherited from ToolStripItem)
AccessibleDefaultActionDescription AccessibleDefaultActionDescription AccessibleDefaultActionDescription AccessibleDefaultActionDescription

获取或设置控件的默认操作说明以供具有辅助功能的客户端应用程序使用。Gets or sets the default action description of the control for use by accessibility client applications.

(Inherited from ToolStripItem)
AccessibleDescription AccessibleDescription AccessibleDescription AccessibleDescription

获取或设置将报告给具有辅助功能的客户端应用程序的说明。Gets or sets the description that will be reported to accessibility client applications.

(Inherited from ToolStripItem)
AccessibleName AccessibleName AccessibleName AccessibleName

获取或设置供具有辅助功能的客户端应用程序使用的控件的名称。Gets or sets the name of the control for use by accessibility client applications.

(Inherited from ToolStripItem)
AccessibleRole AccessibleRole AccessibleRole AccessibleRole

获取或设置控件的辅助性角色,该角色指定控件的用户界面元素的类型。Gets or sets the accessible role of the control, which specifies the type of user interface element of the control.

(Inherited from ToolStripItem)
Alignment Alignment Alignment Alignment

获取或设置一个值,该值指示是否项对齐的开头或末尾ToolStripGets or sets a value indicating whether the item aligns towards the beginning or end of the ToolStrip.

(Inherited from ToolStripItem)
AllowDrop AllowDrop AllowDrop AllowDrop

获取或设置一个值,该值指示是否通过你实现的事件来处理拖放和项重新排序。Gets or sets a value indicating whether drag-and-drop and item reordering are handled through events that you implement.

(Inherited from ToolStripItem)
Anchor Anchor Anchor Anchor

获取或设置 ToolStripItem 要绑定到的容器的边缘,并确定 ToolStripItem 如何随其父级调整大小。Gets or sets the edges of the container to which a ToolStripItem is bound and determines how a ToolStripItem is resized with its parent.

(Inherited from ToolStripItem)
AutoSize AutoSize AutoSize AutoSize

获取或设置一个值,该值指示是否自动调整项的大小。Gets or sets a value indicating whether the item is automatically sized.

(Inherited from ToolStripItem)
AutoToolTip AutoToolTip AutoToolTip AutoToolTip

获取或设置一个值,该值指示是否使用该值Text属性或ToolTipText属性ToolStripItem工具提示。Gets or sets a value indicating whether to use the Text property or the ToolTipText property for the ToolStripItem ToolTip.

(Inherited from ToolStripItem)
Available Available Available Available

获取或设置一个值,该值指示是否ToolStripItem而应放置ToolStripGets or sets a value indicating whether the ToolStripItem should be placed on a ToolStrip.

(Inherited from ToolStripItem)
BackColor BackColor BackColor BackColor

获取或设置项的背景色。Gets or sets the background color for the item.

(Inherited from ToolStripItem)
BackgroundImage BackgroundImage BackgroundImage BackgroundImage

获取或设置在项中显示的背景图像。Gets or sets the background image displayed in the item.

(Inherited from ToolStripItem)
BackgroundImageLayout BackgroundImageLayout BackgroundImageLayout BackgroundImageLayout

获取或设置用于背景图像布局ToolStripItemGets or sets the background image layout used for the ToolStripItem.

(Inherited from ToolStripItem)
Bounds Bounds Bounds Bounds

获取项的大小和位置。Gets the size and location of the item.

(Inherited from ToolStripItem)
CanRaiseEvents CanRaiseEvents CanRaiseEvents CanRaiseEvents

获取一个指示组件是否可以引发事件的值。Gets a value indicating whether the component can raise an event.

(Inherited from Component)
CanSelect CanSelect CanSelect CanSelect

获取一个值,该值指示能否选择该项。Gets a value indicating whether the item can be selected.

(Inherited from ToolStripItem)
Container Container Container Container

获取 IContainer,它包含 ComponentGets the IContainer that contains the Component.

(Inherited from Component)
ContentRectangle ContentRectangle ContentRectangle ContentRectangle

获取内容,如文本和图标,在可放置的位置的区域ToolStripItem而不覆盖背景边框。Gets the area where content, such as text and icons, can be placed within a ToolStripItem without overwriting background borders.

(Inherited from ToolStripItem)
DefaultAutoToolTip DefaultAutoToolTip DefaultAutoToolTip DefaultAutoToolTip

获取一个值,该值指示是否显示ToolTip定义为默认值。Gets a value indicating whether to display the ToolTip that is defined as the default.

(Inherited from ToolStripItem)
DefaultDisplayStyle DefaultDisplayStyle DefaultDisplayStyle DefaultDisplayStyle

获取一个值,该值上显示的内容ToolStripItemGets a value indicating what is displayed on the ToolStripItem.

(Inherited from ToolStripItem)
DefaultMargin DefaultMargin DefaultMargin DefaultMargin

获取项的默认边距。Gets the default margin of an item.

(Inherited from ToolStripItem)
DefaultPadding DefaultPadding DefaultPadding DefaultPadding

获取项的内部间距特征。Gets the internal spacing characteristics of the item.

(Inherited from ToolStripItem)
DefaultSize DefaultSize DefaultSize DefaultSize

获取项的默认大小。Gets the default size of the item.

(Inherited from ToolStripItem)
DesignMode DesignMode DesignMode DesignMode

获取一个值,用以指示 Component 当前是否处于设计模式。Gets a value that indicates whether the Component is currently in design mode.

(Inherited from Component)
DismissWhenClicked DismissWhenClicked DismissWhenClicked DismissWhenClicked

获取一个值,该值指示是否在项ToolStripDropDown会在被单击后隐藏。Gets a value indicating whether items on a ToolStripDropDown are hidden after they are clicked.

(Inherited from ToolStripItem)
DisplayStyle DisplayStyle DisplayStyle DisplayStyle

获取或设置是否在显示的文本和图像ToolStripItemGets or sets whether text and images are displayed on a ToolStripItem.

(Inherited from ToolStripItem)
Dock Dock Dock Dock

获取或设置要停靠在其父控件上的 ToolStripItem 边框,并确定 ToolStripItem 如何随其父控件一起调整大小。Gets or sets which ToolStripItem borders are docked to its parent control and determines how a ToolStripItem is resized with its parent.

(Inherited from ToolStripItem)
DoubleClickEnabled DoubleClickEnabled DoubleClickEnabled DoubleClickEnabled

获取或设置一个值,该值指示是否ToolStripItem可以通过双击鼠标能否激活。Gets or sets a value indicating whether the ToolStripItem can be activated by double-clicking the mouse.

(Inherited from ToolStripItem)
DropDown DropDown DropDown DropDown

获取或设置ToolStripDropDown将显示当这ToolStripDropDownItem单击。Gets or sets the ToolStripDropDown that will be displayed when this ToolStripDropDownItem is clicked.

DropDownDirection DropDownDirection DropDownDirection DropDownDirection

获取或设置一个值,该值的方向ToolStripDropDownItem从其父容器出现。Gets or sets a value indicating the direction in which the ToolStripDropDownItem emerges from its parent container.

DropDownItems DropDownItems DropDownItems DropDownItems

获取集合中的项ToolStripDropDown与此关联ToolStripDropDownItemGets the collection of items in the ToolStripDropDown that is associated with this ToolStripDropDownItem.

DropDownLocation DropDownLocation DropDownLocation DropDownLocation

获取以像素为单位的左上角的屏幕坐标, ToolStripDropDownItemGets the screen coordinates, in pixels, of the upper-left corner of the ToolStripDropDownItem.

Enabled Enabled Enabled Enabled

获取或设置一个值,该值指示是否的父控件的ToolStripItem已启用。Gets or sets a value indicating whether the parent control of the ToolStripItem is enabled.

(Inherited from ToolStripItem)
Events Events Events Events

获取附加到此 Component 的事件处理程序的列表。Gets the list of event handlers that are attached to this Component.

(Inherited from Component)
Font Font Font Font

获取或设置由该项显示的文本的字体。Gets or sets the font of the text displayed by the item.

(Inherited from ToolStripItem)
ForeColor ForeColor ForeColor ForeColor

获取或设置项的前景色。Gets or sets the foreground color of the item.

(Inherited from ToolStripItem)
HasDropDown HasDropDown HasDropDown HasDropDown

获取或设置一个值,该值指示是否DropDownToolStripDropDownItem已创建。Gets or sets a value that indicates whether the DropDown for the ToolStripDropDownItem has been created.

HasDropDownItems HasDropDownItems HasDropDownItems HasDropDownItems

获取一个值,该值指示是否ToolStripDropDownItem具有ToolStripDropDown控件与它关联。Gets a value indicating whether the ToolStripDropDownItem has ToolStripDropDown controls associated with it.

Height Height Height Height

获取或设置的高度,以像素为单位的ToolStripItemGets or sets the height, in pixels, of a ToolStripItem.

(Inherited from ToolStripItem)
Image Image Image Image

获取或设置显示的图像ToolStripItemGets or sets the image that is displayed on a ToolStripItem.

(Inherited from ToolStripItem)
ImageAlign ImageAlign ImageAlign ImageAlign

获取或设置图像的对齐方式上ToolStripItemGets or sets the alignment of the image on a ToolStripItem.

(Inherited from ToolStripItem)
ImageIndex ImageIndex ImageIndex ImageIndex

获取或设置在该项上显示的图像的索引值。Gets or sets the index value of the image that is displayed on the item.

(Inherited from ToolStripItem)
ImageKey ImageKey ImageKey ImageKey

获取或设置中的图像的键访问器ImageList上显示的ToolStripItemGets or sets the key accessor for the image in the ImageList that is displayed on a ToolStripItem.

(Inherited from ToolStripItem)
ImageScaling ImageScaling ImageScaling ImageScaling

获取或设置一个值,该值指示是否上的图像ToolStripItem自动调整大小以适应容器。Gets or sets a value indicating whether an image on a ToolStripItem is automatically resized to fit in a container.

(Inherited from ToolStripItem)
ImageTransparentColor ImageTransparentColor ImageTransparentColor ImageTransparentColor

获取或设置要处理的颜色为透明效果在ToolStripItem映像。Gets or sets the color to treat as transparent in a ToolStripItem image.

(Inherited from ToolStripItem)
IsDisposed IsDisposed IsDisposed IsDisposed

获取一个值,该值指示对象是否已被释放。Gets a value indicating whether the object has been disposed of.

(Inherited from ToolStripItem)
IsOnDropDown IsOnDropDown IsOnDropDown IsOnDropDown

获取一个值,该值指示是否当前的容器ControlToolStripDropDownGets a value indicating whether the container of the current Control is a ToolStripDropDown.

(Inherited from ToolStripItem)
IsOnOverflow IsOnOverflow IsOnOverflow IsOnOverflow

获取一个值,该值指示是否Placement属性设置为OverflowGets a value indicating whether the Placement property is set to Overflow.

(Inherited from ToolStripItem)
Margin Margin Margin Margin

获取或设置项与相邻项之间的间距。Gets or sets the space between the item and adjacent items.

(Inherited from ToolStripItem)
MergeAction MergeAction MergeAction MergeAction

获取或设置如何与父菜单合并子菜单。Gets or sets how child menus are merged with parent menus.

(Inherited from ToolStripItem)
MergeIndex MergeIndex MergeIndex MergeIndex

获取或设置在当前合并项的位置ToolStripGets or sets the position of a merged item within the current ToolStrip.

(Inherited from ToolStripItem)
Name Name Name Name

获取或设置项的名称。Gets or sets the name of the item.

(Inherited from ToolStripItem)
Overflow Overflow Overflow Overflow

获取或设置该项应附加到是否ToolStripToolStripOverflowButton还是漂浮在两者之间。Gets or sets whether the item is attached to the ToolStrip or ToolStripOverflowButton or can float between the two.

(Inherited from ToolStripItem)
Owner Owner Owner Owner

获取或设置此项的所有者。Gets or sets the owner of this item.

(Inherited from ToolStripItem)
OwnerItem OwnerItem OwnerItem OwnerItem

获取此 ToolStripItem 的父级 ToolStripItemGets the parent ToolStripItem of this ToolStripItem.

(Inherited from ToolStripItem)
Padding Padding Padding Padding

获取或设置项的内容与其边缘之间的内部间距(以像素为单位)。Gets or sets the internal spacing, in pixels, between the item's contents and its edges.

(Inherited from ToolStripItem)
Parent Parent Parent Parent

获取或设置的父容器ToolStripItemGets or sets the parent container of the ToolStripItem.

(Inherited from ToolStripItem)
Placement Placement Placement Placement

获取项的当前布局。Gets the current layout of the item.

(Inherited from ToolStripItem)
Pressed Pressed Pressed Pressed

获取一个值,该值指示是否ToolStripDropDownItem处于按下状态。Gets a value indicating whether the ToolStripDropDownItem is in the pressed state.

RightToLeft RightToLeft RightToLeft RightToLeft

获取或设置一个值,该值指示项的放置顺序和文本的写入顺序是否均为从右向左。Gets or sets a value indicating whether items are to be placed from right to left and text is to be written from right to left.

(Inherited from ToolStripItem)
RightToLeftAutoMirrorImage RightToLeftAutoMirrorImage RightToLeftAutoMirrorImage RightToLeftAutoMirrorImage

自动镜像ToolStripItem图像何时RightToLeft属性设置为YesMirrors automatically the ToolStripItem image when the RightToLeft property is set to Yes.

(Inherited from ToolStripItem)
Selected Selected Selected Selected

获取一个值,该值指示该项是否处于选定状态。Gets a value indicating whether the item is selected.

(Inherited from ToolStripItem)
ShowKeyboardCues ShowKeyboardCues ShowKeyboardCues ShowKeyboardCues

获取一个值,该值指示是显示还是隐藏快捷键。Gets a value indicating whether to show or hide shortcut keys.

(Inherited from ToolStripItem)
Site Site Site Site

获取或设置 ComponentISiteGets or sets the ISite of the Component.

(Inherited from Component)
Size Size Size Size

获取或设置项的大小。Gets or sets the size of the item.

(Inherited from ToolStripItem)
Tag Tag Tag Tag

获取或设置包含有关项的数据的对象。Gets or sets the object that contains data about the item.

(Inherited from ToolStripItem)
Text Text Text Text

获取或设置要显示在项上的文本。Gets or sets the text that is to be displayed on the item.

(Inherited from ToolStripItem)
TextAlign TextAlign TextAlign TextAlign

获取或设置文本的对齐方式上ToolStripLabelGets or sets the alignment of the text on a ToolStripLabel.

(Inherited from ToolStripItem)
TextDirection TextDirection TextDirection TextDirection

获取上所用文本的方向ToolStripItemGets the orientation of text used on a ToolStripItem.

(Inherited from ToolStripItem)
TextImageRelation TextImageRelation TextImageRelation TextImageRelation

获取或设置的位置ToolStripItem文本和图像相对于彼此。Gets or sets the position of ToolStripItem text and image relative to each other.

(Inherited from ToolStripItem)
ToolTipText ToolTipText ToolTipText ToolTipText

获取或设置显示为文本ToolTip控件。Gets or sets the text that appears as a ToolTip for a control.

(Inherited from ToolStripItem)
Visible Visible Visible Visible

获取或设置一个值,该值指示是否显示该项。Gets or sets a value indicating whether the item is displayed.

(Inherited from ToolStripItem)
Width Width Width Width

获取或设置以像素为单位的宽度ToolStripItemGets or sets the width in pixels of a ToolStripItem.

(Inherited from ToolStripItem)

方法

CreateAccessibilityInstance() CreateAccessibilityInstance() CreateAccessibilityInstance() CreateAccessibilityInstance()

ToolStripItem 创建一个新的辅助功能对象。Creates a new accessibility object for the ToolStripItem.

CreateDefaultDropDown() CreateDefaultDropDown() CreateDefaultDropDown() CreateDefaultDropDown()

创建可以为其定义事件的泛型 ToolStripDropDownCreates a generic ToolStripDropDown for which events can be defined.

CreateObjRef(Type) CreateObjRef(Type) CreateObjRef(Type) CreateObjRef(Type)

创建一个对象,该对象包含生成用于与远程对象进行通信的代理所需的全部相关信息。Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object.

(Inherited from MarshalByRefObject)
Dispose() Dispose() Dispose() Dispose()

释放由 Component 使用的所有资源。Releases all resources used by the Component.

(Inherited from Component)
Dispose(Boolean) Dispose(Boolean) Dispose(Boolean) Dispose(Boolean)

释放由 ToolStripDropDownItem 占用的非托管资源,还可以另外再释放托管资源。Releases the unmanaged resources used by the ToolStripDropDownItem and optionally releases the managed resources.

DoDragDrop(Object, DragDropEffects) DoDragDrop(Object, DragDropEffects) DoDragDrop(Object, DragDropEffects) DoDragDrop(Object, DragDropEffects)

开始拖放操作。Begins a drag-and-drop operation.

(Inherited from ToolStripItem)
Equals(Object) Equals(Object) Equals(Object) Equals(Object)

确定指定的对象是否等于当前对象。Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetCurrentParent() GetCurrentParent() GetCurrentParent() GetCurrentParent()

检索ToolStrip,它是当前的容器ToolStripItemRetrieves the ToolStrip that is the container of the current ToolStripItem.

(Inherited from ToolStripItem)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

作为默认哈希函数。Serves as the default hash function.

(Inherited from Object)
GetLifetimeService() GetLifetimeService() GetLifetimeService() GetLifetimeService()

检索控制此实例的生存期策略的当前生存期服务对象。Retrieves the current lifetime service object that controls the lifetime policy for this instance.

(Inherited from MarshalByRefObject)
GetPreferredSize(Size) GetPreferredSize(Size) GetPreferredSize(Size) GetPreferredSize(Size)

检索可以容纳控件的矩形区域的大小。Retrieves the size of a rectangular area into which a control can be fit.

(Inherited from ToolStripItem)
GetService(Type) GetService(Type) GetService(Type) GetService(Type)

返回一个对象,该对象表示由 Component 或它的 Container 提供的服务。Returns an object that represents a service provided by the Component or by its Container.

(Inherited from Component)
GetType() GetType() GetType() GetType()

获取当前实例的 TypeGets the Type of the current instance.

(Inherited from Object)
HideDropDown() HideDropDown() HideDropDown() HideDropDown()

使可见ToolStripDropDown隐藏。Makes a visible ToolStripDropDown hidden.

InitializeLifetimeService() InitializeLifetimeService() InitializeLifetimeService() InitializeLifetimeService()

获取生存期服务对象来控制此实例的生存期策略。Obtains a lifetime service object to control the lifetime policy for this instance.

(Inherited from MarshalByRefObject)
Invalidate() Invalidate() Invalidate() Invalidate()

使整个图面无效ToolStripItem并导致重绘该。Invalidates the entire surface of the ToolStripItem and causes it to be redrawn.

(Inherited from ToolStripItem)
Invalidate(Rectangle) Invalidate(Rectangle) Invalidate(Rectangle) Invalidate(Rectangle)

使指定的区域无效ToolStripItem通过将其添加到更新区域的ToolStripItem,这是将在下次执行绘制操作,重新绘制的区域,将导致绘制消息发送到ToolStripItemInvalidates the specified region of the ToolStripItem by adding it to the update region of the ToolStripItem, which is the area that will be repainted at the next paint operation, and causes a paint message to be sent to the ToolStripItem.

(Inherited from ToolStripItem)
IsInputChar(Char) IsInputChar(Char) IsInputChar(Char) IsInputChar(Char)

确定字符是否为该项可识别的输入字符。Determines whether a character is an input character that the item recognizes.

(Inherited from ToolStripItem)
IsInputKey(Keys) IsInputKey(Keys) IsInputKey(Keys) IsInputKey(Keys)

确定指定的键是常规输入键还是需要预处理的特殊键。Determines whether the specified key is a regular input key or a special key that requires preprocessing.

(Inherited from ToolStripItem)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

创建当前 Object 的浅表副本。Creates a shallow copy of the current Object.

(Inherited from Object)
MemberwiseClone(Boolean) MemberwiseClone(Boolean) MemberwiseClone(Boolean) MemberwiseClone(Boolean)

创建当前 MarshalByRefObject 对象的浅表副本。Creates a shallow copy of the current MarshalByRefObject object.

(Inherited from MarshalByRefObject)
OnAvailableChanged(EventArgs) OnAvailableChanged(EventArgs) OnAvailableChanged(EventArgs) OnAvailableChanged(EventArgs)

引发 AvailableChanged 事件。Raises the AvailableChanged event.

(Inherited from ToolStripItem)
OnBackColorChanged(EventArgs) OnBackColorChanged(EventArgs) OnBackColorChanged(EventArgs) OnBackColorChanged(EventArgs)

引发 BackColorChanged 事件。Raises the BackColorChanged event.

(Inherited from ToolStripItem)
OnBoundsChanged() OnBoundsChanged() OnBoundsChanged() OnBoundsChanged()

Bounds 属性更改时发生。Occurs when the Bounds property changes.

OnClick(EventArgs) OnClick(EventArgs) OnClick(EventArgs) OnClick(EventArgs)

引发 Click 事件。Raises the Click event.

(Inherited from ToolStripItem)
OnDisplayStyleChanged(EventArgs) OnDisplayStyleChanged(EventArgs) OnDisplayStyleChanged(EventArgs) OnDisplayStyleChanged(EventArgs)

引发 DisplayStyleChanged 事件。Raises the DisplayStyleChanged event.

(Inherited from ToolStripItem)
OnDoubleClick(EventArgs) OnDoubleClick(EventArgs) OnDoubleClick(EventArgs) OnDoubleClick(EventArgs)

引发 DoubleClick 事件。Raises the DoubleClick event.

(Inherited from ToolStripItem)
OnDragDrop(DragEventArgs) OnDragDrop(DragEventArgs) OnDragDrop(DragEventArgs) OnDragDrop(DragEventArgs)

引发 DragDrop 事件。Raises the DragDrop event.

(Inherited from ToolStripItem)
OnDragEnter(DragEventArgs) OnDragEnter(DragEventArgs) OnDragEnter(DragEventArgs) OnDragEnter(DragEventArgs)

引发 DragEnter 事件。Raises the DragEnter event.

(Inherited from ToolStripItem)
OnDragLeave(EventArgs) OnDragLeave(EventArgs) OnDragLeave(EventArgs) OnDragLeave(EventArgs)

引发 DragLeave 事件。Raises the DragLeave event.

(Inherited from ToolStripItem)
OnDragOver(DragEventArgs) OnDragOver(DragEventArgs) OnDragOver(DragEventArgs) OnDragOver(DragEventArgs)

引发 DragOver 事件。Raises the DragOver event.

(Inherited from ToolStripItem)
OnDropDownClosed(EventArgs) OnDropDownClosed(EventArgs) OnDropDownClosed(EventArgs) OnDropDownClosed(EventArgs)

引发 DropDownClosed 事件。Raises the DropDownClosed event.

OnDropDownHide(EventArgs) OnDropDownHide(EventArgs) OnDropDownHide(EventArgs) OnDropDownHide(EventArgs)

在响应中引发HideDropDown()方法。Raised in response to the HideDropDown() method.

OnDropDownItemClicked(ToolStripItemClickedEventArgs) OnDropDownItemClicked(ToolStripItemClickedEventArgs) OnDropDownItemClicked(ToolStripItemClickedEventArgs) OnDropDownItemClicked(ToolStripItemClickedEventArgs)

引发 DropDownItemClicked 事件。Raises the DropDownItemClicked event.

OnDropDownOpened(EventArgs) OnDropDownOpened(EventArgs) OnDropDownOpened(EventArgs) OnDropDownOpened(EventArgs)

引发 DropDownOpened 事件。Raises the DropDownOpened event.

OnDropDownShow(EventArgs) OnDropDownShow(EventArgs) OnDropDownShow(EventArgs) OnDropDownShow(EventArgs)

在响应中引发ShowDropDown()方法。Raised in response to the ShowDropDown() method.

OnEnabledChanged(EventArgs) OnEnabledChanged(EventArgs) OnEnabledChanged(EventArgs) OnEnabledChanged(EventArgs)

引发 EnabledChanged 事件。Raises the EnabledChanged event.

(Inherited from ToolStripItem)
OnFontChanged(EventArgs) OnFontChanged(EventArgs) OnFontChanged(EventArgs) OnFontChanged(EventArgs)

引发 FontChanged 事件。Raises the FontChanged event.

OnForeColorChanged(EventArgs) OnForeColorChanged(EventArgs) OnForeColorChanged(EventArgs) OnForeColorChanged(EventArgs)

引发 ForeColorChanged 事件。Raises the ForeColorChanged event.

(Inherited from ToolStripItem)
OnGiveFeedback(GiveFeedbackEventArgs) OnGiveFeedback(GiveFeedbackEventArgs) OnGiveFeedback(GiveFeedbackEventArgs) OnGiveFeedback(GiveFeedbackEventArgs)

引发 GiveFeedback 事件。Raises the GiveFeedback event.

(Inherited from ToolStripItem)
OnLayout(LayoutEventArgs) OnLayout(LayoutEventArgs) OnLayout(LayoutEventArgs) OnLayout(LayoutEventArgs)

引发 Layout 事件。Raises the Layout event.

(Inherited from ToolStripItem)
OnLocationChanged(EventArgs) OnLocationChanged(EventArgs) OnLocationChanged(EventArgs) OnLocationChanged(EventArgs)

引发 LocationChanged 事件。Raises the LocationChanged event.

(Inherited from ToolStripItem)
OnMouseDown(MouseEventArgs) OnMouseDown(MouseEventArgs) OnMouseDown(MouseEventArgs) OnMouseDown(MouseEventArgs)

引发 MouseDown 事件。Raises the MouseDown event.

(Inherited from ToolStripItem)
OnMouseEnter(EventArgs) OnMouseEnter(EventArgs) OnMouseEnter(EventArgs) OnMouseEnter(EventArgs)

引发 MouseEnter 事件。Raises the MouseEnter event.

(Inherited from ToolStripItem)
OnMouseHover(EventArgs) OnMouseHover(EventArgs) OnMouseHover(EventArgs) OnMouseHover(EventArgs)

引发 MouseHover 事件。Raises the MouseHover event.

(Inherited from ToolStripItem)
OnMouseLeave(EventArgs) OnMouseLeave(EventArgs) OnMouseLeave(EventArgs) OnMouseLeave(EventArgs)

引发 MouseLeave 事件。Raises the MouseLeave event.

(Inherited from ToolStripItem)
OnMouseMove(MouseEventArgs) OnMouseMove(MouseEventArgs) OnMouseMove(MouseEventArgs) OnMouseMove(MouseEventArgs)

引发 MouseMove 事件。Raises the MouseMove event.

(Inherited from ToolStripItem)
OnMouseUp(MouseEventArgs) OnMouseUp(MouseEventArgs) OnMouseUp(MouseEventArgs) OnMouseUp(MouseEventArgs)

引发 MouseUp 事件。Raises the MouseUp event.

(Inherited from ToolStripItem)
OnOwnerChanged(EventArgs) OnOwnerChanged(EventArgs) OnOwnerChanged(EventArgs) OnOwnerChanged(EventArgs)

引发 OwnerChanged 事件。Raises the OwnerChanged event.

(Inherited from ToolStripItem)
OnOwnerFontChanged(EventArgs) OnOwnerFontChanged(EventArgs) OnOwnerFontChanged(EventArgs) OnOwnerFontChanged(EventArgs)

将引发FontChanged事件时Font属性已更改的父级上ToolStripItemRaises the FontChanged event when the Font property has changed on the parent of the ToolStripItem.

(Inherited from ToolStripItem)
OnPaint(PaintEventArgs) OnPaint(PaintEventArgs) OnPaint(PaintEventArgs) OnPaint(PaintEventArgs)

引发 Paint 事件。Raises the Paint event.

(Inherited from ToolStripItem)
OnParentBackColorChanged(EventArgs) OnParentBackColorChanged(EventArgs) OnParentBackColorChanged(EventArgs) OnParentBackColorChanged(EventArgs)

引发 BackColorChanged 事件。Raises the BackColorChanged event.

(Inherited from ToolStripItem)
OnParentChanged(ToolStrip, ToolStrip) OnParentChanged(ToolStrip, ToolStrip) OnParentChanged(ToolStrip, ToolStrip) OnParentChanged(ToolStrip, ToolStrip)

引发 ParentChanged 事件。Raises the ParentChanged event.

(Inherited from ToolStripItem)
OnParentEnabledChanged(EventArgs) OnParentEnabledChanged(EventArgs) OnParentEnabledChanged(EventArgs) OnParentEnabledChanged(EventArgs)

将引发EnabledChanged事件时Enabled属性值的项容器更改。Raises the EnabledChanged event when the Enabled property value of the item's container changes.

(Inherited from ToolStripItem)
OnParentForeColorChanged(EventArgs) OnParentForeColorChanged(EventArgs) OnParentForeColorChanged(EventArgs) OnParentForeColorChanged(EventArgs)

引发 ForeColorChanged 事件。Raises the ForeColorChanged event.

(Inherited from ToolStripItem)
OnParentRightToLeftChanged(EventArgs) OnParentRightToLeftChanged(EventArgs) OnParentRightToLeftChanged(EventArgs) OnParentRightToLeftChanged(EventArgs)

引发 RightToLeftChanged 事件。Raises the RightToLeftChanged event.

(Inherited from ToolStripItem)
OnQueryContinueDrag(QueryContinueDragEventArgs) OnQueryContinueDrag(QueryContinueDragEventArgs) OnQueryContinueDrag(QueryContinueDragEventArgs) OnQueryContinueDrag(QueryContinueDragEventArgs)

引发 QueryContinueDrag 事件。Raises the QueryContinueDrag event.

(Inherited from ToolStripItem)
OnRightToLeftChanged(EventArgs) OnRightToLeftChanged(EventArgs) OnRightToLeftChanged(EventArgs) OnRightToLeftChanged(EventArgs)

引发 RightToLeftChanged 事件。Raises the RightToLeftChanged event.

OnTextChanged(EventArgs) OnTextChanged(EventArgs) OnTextChanged(EventArgs) OnTextChanged(EventArgs)

引发 TextChanged 事件。Raises the TextChanged event.

(Inherited from ToolStripItem)
OnVisibleChanged(EventArgs) OnVisibleChanged(EventArgs) OnVisibleChanged(EventArgs) OnVisibleChanged(EventArgs)

引发 VisibleChanged 事件。Raises the VisibleChanged event.

(Inherited from ToolStripItem)
PerformClick() PerformClick() PerformClick() PerformClick()

ToolStripItem 生成 Click 事件。Generates a Click event for a ToolStripItem.

(Inherited from ToolStripItem)
ProcessCmdKey(Message, Keys) ProcessCmdKey(Message, Keys) ProcessCmdKey(Message, Keys) ProcessCmdKey(Message, Keys)

处理命令键。Processes a command key.

ProcessDialogKey(Keys) ProcessDialogKey(Keys) ProcessDialogKey(Keys) ProcessDialogKey(Keys)

处理对话框键。Processes a dialog key.

ProcessMnemonic(Char) ProcessMnemonic(Char) ProcessMnemonic(Char) ProcessMnemonic(Char)

处理助记键字符。Processes a mnemonic character.

(Inherited from ToolStripItem)
ResetBackColor() ResetBackColor() ResetBackColor() ResetBackColor()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetDisplayStyle() ResetDisplayStyle() ResetDisplayStyle() ResetDisplayStyle()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetFont() ResetFont() ResetFont() ResetFont()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetForeColor() ResetForeColor() ResetForeColor() ResetForeColor()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetImage() ResetImage() ResetImage() ResetImage()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetMargin() ResetMargin() ResetMargin() ResetMargin()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetPadding() ResetPadding() ResetPadding() ResetPadding()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetRightToLeft() ResetRightToLeft() ResetRightToLeft() ResetRightToLeft()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
ResetTextDirection() ResetTextDirection() ResetTextDirection() ResetTextDirection()

此方法与此类无关。This method is not relevant to this class.

(Inherited from ToolStripItem)
Select() Select() Select() Select()

选择项。Selects the item.

(Inherited from ToolStripItem)
SetBounds(Rectangle) SetBounds(Rectangle) SetBounds(Rectangle) SetBounds(Rectangle)

设置项的大小和位置。Sets the size and location of the item.

(Inherited from ToolStripItem)
SetVisibleCore(Boolean) SetVisibleCore(Boolean) SetVisibleCore(Boolean) SetVisibleCore(Boolean)

ToolStripItem 设置为指定的可见状态。Sets the ToolStripItem to the specified visible state.

(Inherited from ToolStripItem)
ShowDropDown() ShowDropDown() ShowDropDown() ShowDropDown()

显示ToolStripDropDownItem与此相关联的控件ToolStripDropDownItemDisplays the ToolStripDropDownItem control associated with this ToolStripDropDownItem.

ToString() ToString() ToString() ToString()

返回包含 Component 的名称的 String(如果有)。Returns a String containing the name of the Component, if any. 不应重写此方法。This method should not be overridden.

(Inherited from ToolStripItem)

事件

AvailableChanged AvailableChanged AvailableChanged AvailableChanged

Available 属性的值更改时发生。Occurs when the value of the Available property changes.

(Inherited from ToolStripItem)
BackColorChanged BackColorChanged BackColorChanged BackColorChanged

BackColor 属性的值更改时发生。Occurs when the value of the BackColor property changes.

(Inherited from ToolStripItem)
Click Click Click Click

在单击 ToolStripItem 时发生。Occurs when the ToolStripItem is clicked.

(Inherited from ToolStripItem)
DisplayStyleChanged DisplayStyleChanged DisplayStyleChanged DisplayStyleChanged

DisplayStyle 更改后发生。Occurs when the DisplayStyle has changed.

(Inherited from ToolStripItem)
Disposed Disposed Disposed Disposed

当通过调用 Dispose() 方法释放组件时发生。Occurs when the component is disposed by a call to the Dispose() method.

(Inherited from Component)
DoubleClick DoubleClick DoubleClick DoubleClick

当用鼠标双击项时发生。Occurs when the item is double-clicked with the mouse.

(Inherited from ToolStripItem)
DragDrop DragDrop DragDrop DragDrop

当用户拖动某项后再释放鼠标按钮时发生,指示此项应该被放入该项内。Occurs when the user drags an item and the user releases the mouse button, indicating that the item should be dropped into this item.

(Inherited from ToolStripItem)
DragEnter DragEnter DragEnter DragEnter

当用户将某项拖动到该项的工作区内时发生。Occurs when the user drags an item into the client area of this item.

(Inherited from ToolStripItem)
DragLeave DragLeave DragLeave DragLeave

当用户拖动某项并且鼠标指针不再悬停在此项的工作区上方时发生。Occurs when the user drags an item and the mouse pointer is no longer over the client area of this item.

(Inherited from ToolStripItem)
DragOver DragOver DragOver DragOver

当用户将某项拖动到此项的工作区上方时发生。Occurs when the user drags an item over the client area of this item.

(Inherited from ToolStripItem)
DropDownClosed DropDownClosed DropDownClosed DropDownClosed

发生时ToolStripDropDown关闭。Occurs when the ToolStripDropDown closes.

DropDownItemClicked DropDownItemClicked DropDownItemClicked DropDownItemClicked

在单击 ToolStripDropDown 时发生。Occurs when the ToolStripDropDown is clicked.

DropDownOpened DropDownOpened DropDownOpened DropDownOpened

发生时ToolStripDropDown已打开。Occurs when the ToolStripDropDown has opened.

DropDownOpening DropDownOpening DropDownOpening DropDownOpening

作为出现ToolStripDropDown正在打开。Occurs as the ToolStripDropDown is opening.

EnabledChanged EnabledChanged EnabledChanged EnabledChanged

Enabled 属性值更改后发生。Occurs when the Enabled property value has changed.

(Inherited from ToolStripItem)
ForeColorChanged ForeColorChanged ForeColorChanged ForeColorChanged

ForeColor 属性值更改时发生。Occurs when the ForeColor property value changes.

(Inherited from ToolStripItem)
GiveFeedback GiveFeedback GiveFeedback GiveFeedback

在执行拖动操作期间发生。Occurs during a drag operation.

(Inherited from ToolStripItem)
LocationChanged LocationChanged LocationChanged LocationChanged

发生时的位置ToolStripItem更新。Occurs when the location of a ToolStripItem is updated.

(Inherited from ToolStripItem)
MouseDown MouseDown MouseDown MouseDown

当鼠标指针放置在该项上时,在按鼠标按钮时发生。Occurs when the mouse pointer is over the item and a mouse button is pressed.

(Inherited from ToolStripItem)
MouseEnter MouseEnter MouseEnter MouseEnter

在鼠标指针进入项时发生。Occurs when the mouse pointer enters the item.

(Inherited from ToolStripItem)
MouseHover MouseHover MouseHover MouseHover

当鼠标指针悬停在项上时发生。Occurs when the mouse pointer hovers over the item.

(Inherited from ToolStripItem)
MouseLeave MouseLeave MouseLeave MouseLeave

当鼠标指针离开项时发生。Occurs when the mouse pointer leaves the item.

(Inherited from ToolStripItem)
MouseMove MouseMove MouseMove MouseMove

当鼠标指针移到该项上时发生。Occurs when the mouse pointer is moved over the item.

(Inherited from ToolStripItem)
MouseUp MouseUp MouseUp MouseUp

当鼠标指针位于该项上时,在松开鼠标按钮时发生。Occurs when the mouse pointer is over the item and a mouse button is released.

(Inherited from ToolStripItem)
OwnerChanged OwnerChanged OwnerChanged OwnerChanged

Owner 属性更改时发生。Occurs when the Owner property changes.

(Inherited from ToolStripItem)
Paint Paint Paint Paint

在重绘项时发生。Occurs when the item is redrawn.

(Inherited from ToolStripItem)
QueryAccessibilityHelp QueryAccessibilityHelp QueryAccessibilityHelp QueryAccessibilityHelp

辅助功能客户端应用程序调用的帮助时,会发生ToolStripItemOccurs when an accessibility client application invokes help for the ToolStripItem.

(Inherited from ToolStripItem)
QueryContinueDrag QueryContinueDrag QueryContinueDrag QueryContinueDrag

在拖放操作期间发生,并且允许拖动源确定是否应取消拖放操作。Occurs during a drag-and-drop operation and allows the drag source to determine whether the drag-and-drop operation should be canceled.

(Inherited from ToolStripItem)
RightToLeftChanged RightToLeftChanged RightToLeftChanged RightToLeftChanged

RightToLeft 属性值更改时发生。Occurs when the RightToLeft property value changes.

(Inherited from ToolStripItem)
TextChanged TextChanged TextChanged TextChanged

Text 属性的值更改时发生。Occurs when the value of the Text property changes.

(Inherited from ToolStripItem)
VisibleChanged VisibleChanged VisibleChanged VisibleChanged

Visible 属性的值更改时发生。Occurs when the value of the Visible property changes.

(Inherited from ToolStripItem)

显式界面实现

IDropTarget.OnDragDrop(DragEventArgs) IDropTarget.OnDragDrop(DragEventArgs) IDropTarget.OnDragDrop(DragEventArgs) IDropTarget.OnDragDrop(DragEventArgs)

引发 DragDrop 事件。Raises the DragDrop event.

(Inherited from ToolStripItem)
IDropTarget.OnDragEnter(DragEventArgs) IDropTarget.OnDragEnter(DragEventArgs) IDropTarget.OnDragEnter(DragEventArgs) IDropTarget.OnDragEnter(DragEventArgs)

引发 DragEnter 事件。Raises the DragEnter event.

(Inherited from ToolStripItem)
IDropTarget.OnDragLeave(EventArgs) IDropTarget.OnDragLeave(EventArgs) IDropTarget.OnDragLeave(EventArgs) IDropTarget.OnDragLeave(EventArgs)

引发 DragLeave 事件。Raises the DragLeave event.

(Inherited from ToolStripItem)
IDropTarget.OnDragOver(DragEventArgs) IDropTarget.OnDragOver(DragEventArgs) IDropTarget.OnDragOver(DragEventArgs) IDropTarget.OnDragOver(DragEventArgs)

引发 DragOver 事件。Raises the DragOver event.

(Inherited from ToolStripItem)

适用于

另请参阅