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• How do I make the ContextMenu appear only when clicked at certain portions of the Control?

  You can listen to the Popup event, determine where the mouse was clicked and selectively make the menu items visible in the menu as follows: private void contextMenu1_Popup( object sender, EventArgs e ) { // Get current mouse click position in the control...

• How do I determine which control was right-clicked when one ContextMenu is used on multiple Controls?

  The ContextMenu.SourceControl property will specify the latest Control on which the context menu was shown. Contributed from George Shepherd's Windows Forms FAQ

• How do I add a ContextMenu to a control?

  The frame will manage a context menu for you if you set the control's ContextMenu property. Here is some code adding a context menu to a Label. //Add Menus in your form's constructor... this.pictureContextMenu = new ContextMenu(); this.pictureContextMenu...

• How do I prevent the ContextMenu from being displayed on certain keyboard keys such as Keys.Apps?

  Override WndProc in your Control and do the following. You should then listen to keyup and show the context menu yourself. [C#] private int const WM_CONTEXTMENU = 0x7b; private int const WM_KEYUP = 0x101; protected override void WndProc(ref Message m...

• How do I cancel a ContextMenu programmatically?

  First keep track of which control is showing the ContextMenu by listening to the menu's Popup event and querying for the SourceControl. Then when you are ready to cancel the popup, do as follows: [DllImport("user32.dll", CharSet=CharSet...

• How do I control the position of the ContextMenu when it is invoked via the keyboard?

  Normally, the context menu will be shown at the center of the control when the keyboard is used to invoke the context menu of a control (Shift+F10, for example). You can customize the location as follows. Override WndProc in the grid and check if the...

• How do I disable the default ContextMenu of a TextBox?

  To prevent the default context menu of a TextBox from showing up, assign a empty context menu as shown below: textBox1.ContextMenu = new ContextMenu(); Contributed from George Shepherd's Windows Forms FAQ

• How do I make the ContextMenu to close after a set time interval?

  To automatically close the context menu after a set time interval, you can use a Timer and send an Esc keystroke after the desired time interval as shown: [C#] private void timer1_Tick(object sender, System.EventArgs e) { SendKeys.Send("{ESC}"...