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Motif and CDE 2.1 Style Guide Reference
Option Menu (Menu Type)
An option menu is a menu that contains only value choices and cascading
choices. It allows the user to choose a value from a group of values that may
be hierarchically organized.
An option menu button is a button that contains a cascading choice for
displaying an option menu and static text that displays the last value chosen
from the corresponding option menu or its descendants.
Figure 45 illustrates an option menu and option menu button.
Figure 45. Option Menu and Button.
When to Use
RequiredUse an option menu to let the user choose a value from a fixed group of
RequiredPlace only cascading and value choices in an option menu.
RequiredA cascading choice in an option menu leads to another option menu.
RequiredAll of the value choices in an option menu and its cascaded descendants
are mutually exclusive; the user can choose only one at a time.
RequiredWhen focus is on an option menu button and the user presses Select, Space,
or Ctrl Space, display the associated option menu and move focus to it.
OptionalWhen focus is on an option menu button, and the user presses V or
Alt V, display the associated option menu and move focus to it.
RecommendedIf the user makes a value choice in an option menu that invokes an action
as a side effect, limit the effect to changing views rather than changing the
underlying data being viewed.
RequiredIf a value choice in an option menu corresponds to the value shown in its
base option menu button, make it the default choice for that menu.
RecommendedIf a cascading choice in an option menu leads to a menu or a descendant
menu that contains the value shown in its base option menu button, make the
cascading choice the default choice for the option menu it is in.
RequiredMake the width of the static text area of an option menu button the same
as the width of the option menu displayed from it.
RecommendedWhen the user chooses an option menu button to display an option menu,
place the option menu so that the default choice covers the last chosen value
shown in the option menu button.
RequiredWhen the user chooses an option menu button to display an option menu, the
option menu must not cover the graphic that indicates a cascading choice in
the option menu button.
RequiredDisplay the cascading choice in an option menu button as a horizontal bar
RequiredDisplay the last value chosen in the option menu or its cascaded
descendants in the option menu button as static text to the left of the bar
graphic. For information on bidirectional and vertical language support, see
RequiredDo not place a graphic next to a value choice in an option menu (for
example, to indicate that it is the value that was last chosen).
Essential Related Topics
For more information, see the Cascading (Choice Type), Choice, Menu
(Control), and Value (Choice) reference pages.
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