WebJul 4, 2016 · The Available property is different from the Visible property in that Available indicates whether the ToolStripItem is shown, while Visible indicates whether the ToolStripItem and its parent are shown. Setting either Available or Visible to true or false sets the other property to true or false. Share Improve this answer Follow WebSep 24, 2013 · 5. You're looking for ToolStripItemCollection.Find method. var items = menustrip.Items.Find ("SalesToolStripMenuItem", true); foreach (var item in items) { item.Visible = false; } second parameter says whether or not to search the childrens.
ToolStripItem Class (System.Windows.Forms) Microsoft …
WebC# Xml Serialization; C# 在.NET MVC中定义基于角色的默认路由 C# Asp.net Mvc; C# 加密可执行文件会导致BinarySassemblyInfo.GetAssembly中出现异常 C# Encryption; C# 将条形码从Windows CE PDA扫描到ASP.Net网页 C# Asp.net; C# 读取MifareClassic标记会引发java.io.IOException:收发器失败 C# Android Xamarin.android WebApr 5, 2024 · toolStrip.Invoke ( () => { toolStrip.DropDownItems.Add (new ToolStripItemEx ("start")); }); When accessing controls members/methods from a thread that is different from thread that the control originally created on, you should use control.Invoke method, it will marshal the execution in the delegate of invoke to the main thread. dewalt commercial lawn mower
A thread-safe ToolStripStatusLabel control - CodeProject
Web利用GUI和IO流做的简易的记事本程序importjava.awt.BorderLayout;importjava.awt.EventQueue;importjava.awt.event.ActionEvent;importjava.awt.event ... WebThis is because, the ContextMenuStrip class is based on the ToolStripDropDown class and defines the Items property to hold a collection of ToolStripItem instances; the ToolsStripMenuItem object is based on the ToolStripDropDownItem class, which defines a DropDown property that holds a ToolsStripDropDown instance. Share Improve this … WebJul 27, 2012 · You can also use Add instead of AddRange. void AddItem (string mystring) { ToolStripMenuItem item = new ToolStripMenuItem ("Menu"); item.Text = myString; MainMenu.Items.Add (item); } It add a whole new mainmenu item, i need it to add to a submenu of an already existing main menu. dewalt commercial pressure washer 320