OptionButton

Inherits: Button < BaseButton < Control < CanvasItem < Node < Object

Button control that provides selectable options when pressed.

Description

OptionButton is a type button that provides a selectable list of items when pressed. The item selected becomes the “current” item and is displayed as the button text.

See also BaseButton which contains common properties and methods associated with this node.

Properties

Methods

Theme Properties

Signals

• item_focused ( int index )

Emitted when the user navigates to an item using the ui_up or ui_down actions. The index of the item selected is passed as argument.

• item_selected ( int index )

Emitted when the current item has been changed by the user. The index of the item selected is passed as argument.

Property Descriptions

• int selected

The index of the currently selected item, or -1 if no item is selected.

Method Descriptions

• void add_icon_item ( Texture texture, String label, int id=-1 )

Adds an item, with a texture icon, text label and (optionally) id. If no id is passed, the item index will be used as the item’s ID. New items are appended at the end.

• void add_item ( String label, int id=-1 )

Adds an item, with text label and (optionally) id. If no id is passed, the item index will be used as the item’s ID. New items are appended at the end.

• void add_separator ( )

Adds a separator to the list of items. Separators help to group items. Separator also takes up an index and is appended at the end.

• void clear ( )

Clears all the items in the OptionButton.

• int get_item_count ( ) const

Returns the amount of items in the OptionButton, including separators.

• Texture get_item_icon ( int idx ) const

Returns the icon of the item at index idx.

• int get_item_id ( int idx ) const

Returns the ID of the item at index idx.

• int get_item_index ( int id ) const

Returns the index of the item with the given id.

• Variant get_item_metadata ( int idx ) const

Retrieves the metadata of an item. Metadata may be any type and can be used to store extra information about an item, such as an external string ID.

• String get_item_text ( int idx ) const

Returns the text of the item at index idx.

• PopupMenu get_popup ( ) const

Returns the PopupMenu contained in this button.

• int get_selected_id ( ) const

Returns the ID of the selected item, or 0 if no item is selected.

• Variant get_selected_metadata ( ) const

Gets the metadata of the selected item. Metadata for items can be set using set_item_metadata.

• bool is_item_disabled ( int idx ) const

Returns true if the item at index idx is disabled.

• void remove_item ( int idx )

Removes the item at index idx.

• void select ( int idx )

Selects an item by index and makes it the current item. This will work even if the item is disabled.

• void set_item_disabled ( int idx, bool disabled )

Sets whether the item at index idx is disabled.

Disabled items are drawn differently in the dropdown and are not selectable by the user. If the current selected item is set as disabled, it will remain selected.

• void set_item_icon ( int idx, Texture texture )

Sets the icon of the item at index idx.

• void set_item_id ( int idx, int id )

Sets the ID of the item at index idx.

• void set_item_metadata ( int idx, Variant metadata )

Sets the metadata of an item. Metadata may be of any type and can be used to store extra information about an item, such as an external string ID.

• void set_item_text ( int idx, String text )

Sets the text of the item at index idx.