vcl-157002-expresspivotgrid-concepts-header-area-context-menu.md
The header area context menu can be invoked by right-clicking the header area. This menu allows end-users to:
Invoke the filter builder dialog.
Show and hide the customization form.
The table below lists the main properties which affect the menu’s appearance and behavior:
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Availability
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The pivot grid’s PopupMenus.HeaderAreaMenu.UseBuiltInMenu option.
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Contents
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To invoke a custom pop-up menu at runtime, specify the menu via the pivot grid’s PopupMenus.HeaderAreaMenu.PopupMenu and set the PopupMenus.HeaderAreaMenu.UseBuiltInMenu property to False. Otherwise, the built-in pop-up menu will be displayed.
The pivot grid’s OptionsCustomize.QuickCustomization and OptionsCustomize.QuickPrefiltering properties control the availability of menu items in the built-in header area context menu.
Handle the pivot grid’s PopupMenus.OnPopup event to customize the contents of the invoked pop-up menu.
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Behavior
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Handle the pivot grid’s PopupMenus.OnClick event to respond to clicks on menu items.
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