1. contextmenustrip--Right-click menu
You can bind to any control, add an action shortcut, and set multiple layers
Each line corresponds to a button, input-can add split line
2. menustrip--Menu
Highest priority, must appear at the top of the form
Set shortcut keys: Check menu items--Right-click Properties--shortcutkeys--set shortcut keys
Right-click to insert Standard items
3. statusstrip--Bottom status bar
Appears at the bottom of the window
The controls you add are similar to the normal label, button, and so on
4. toolstrip--Toolbar
Control is a highly configurable, extensible control that provides a number of properties, methods, and events that can be used to customize the appearance and behavior to work with ToolStripContainer, where users can adjust their own location
Dock Gets or sets which edge of the parent container the ToolStrip is docked in.
Allowitemreorder Gets or sets a value that indicates whether drag-and-drop and item reordering are handled specifically by the ToolStrip class.
Layoutstyle Gets or sets a value that indicates how ToolStrip lays out its items.
Overflow Gets or sets whether to attach ToolStripItem to ToolStrip, attach to Toolstripoverflowbutton, or let it float between the two.
Isdropdown gets a value that indicates whether the ToolStripItem displays the other items in the drop-down list when you click ToolStripItem.
Overflowbutton gets the ToolStripItem, which is an overflow button with overflow ToolStrip enabled.
Renderer Gets or sets a toolstriprenderer that is used to customize the appearance and behavior of the ToolStrip (appearance).
Rendermode Gets or sets the drawing style to apply to ToolStrip.
Rendererchanged raised when the Renderer property is changed.
5, ToolStripContainerProvides a container in which the form has a panel on each side, and controls in the panel can be arranged in a variety of ways.
WinForm Menus and toolbar controls