Popover (GUI)

A popover is a container-type graphical control element that hovers over its parent window and blocks any other interaction with until it is selected. It can contain various other graphical control element such as checkboxes, radio buttons or a list box. Like any container-type graphical control element, it is meant to group elements that belong together and is not meant to be extensive.

This popover belongs to the status bar of gedit. It contains two checkboxes and a radio button.

Popover graphical control element were introduced in GTK+ 3.12[1]

Apple included popovers in their human interface guidelines.[2] Popovers are in use in the web, Bootstrap has a component to create popovers, similar to those found in iOS.[3]

When hovering a link in Wikipedia, by default, there is a popup of page preview that is in a way popover: it includes a button and it has more content than in tooltip.

References
  1. "Popovers in GTK+". 2014-01-22.
  2. Popovers, developer.apple.com
  3. Popovers
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