Inheritance diagram for ObjectPickerCallbacks:

Public Member Functions
GrfSpecFeature	GetFeature () const override

StringID	GetClassTooltip () const override
	Get the tooltip string for the class list.

StringID	GetTypeTooltip () const override
	Get the tooltip string for the type grid.

StringID	GetCollectionTooltip () const override
	Get the tooltip string for the collection list.

bool	IsActive () const override
	Should picker class/type selection be enabled?

int	GetSelectedClass () const override
	Get the index of the selected class.

void	SetSelectedClass (int id) const override
	Set the selected class.

StringID	GetClassName (int id) const override
	Get the name of a class.

int	GetSelectedType () const override
	Get the selected type.

void	SetSelectedType (int id) const override
	Set the selected type.

StringID	GetTypeName (int cls_id, int id) const override
	Get the item of a type.

std::span< const BadgeID >	GetTypeBadges (int cls_id, int id) const override
	Get the item of a type.

bool	IsTypeAvailable (int cls_id, int id) const override
	Test if an item is currently buildable.

void	DrawType (int x, int y, int cls_id, int id) const override
	Draw preview image of an item.

void	FillUsedItems (std::set< PickerItem > &items) override
	Fill a set with all items that are used by the current player.

Public Member Functions inherited from PickerCallbacksNewGRFClass< ObjectClass >
	PickerCallbacksNewGRFClass (const std::string &ini_group)

T::index_type	GetClassIndex (int cls_id) const

const ObjectClass *	GetClass (int cls_id) const

const T::spec_type *	GetSpec (int cls_id, int id) const

bool	HasClassChoice () const override
	Are there multiple classes to chose from?

int	GetClassCount () const override
	Get the number of classes.

int	GetTypeCount (int cls_id) const override
	Get the number of types in a class.

PickerItem	GetPickerItem (const typename T::spec_type *spec, int cls_id=-1, int id=-1) const

PickerItem	GetPickerItem (int cls_id, int id) const override
	Get data about an item.

std::map< std::string, std::set< PickerItem > >	UpdateSavedItems (const std::map< std::string, std::set< PickerItem > > &src) override
	Update link between grfid/localidx and class_index/index in saved items.

Public Member Functions inherited from PickerCallbacks
	PickerCallbacks (const std::string &ini_group)

virtual void	Close (int)

std::set< std::string >	InitializeInactiveCollections (const std::map< std::string, std::set< PickerItem > > collections)
	Initialize the list of active collections for sorting purposes.

Static Public Attributes
static ObjectPickerCallbacks	instance

Additional Inherited Members
Data Fields inherited from PickerCallbacks
Listing	class_last_sorting = { false, 0 }
	Default sorting of PickerClassList.

Filtering	class_last_filtering = { false, 0 }
	Default filtering of PickerClassList.

Listing	type_last_sorting = { false, 0 }
	Default sorting of PickerTypeList.

Filtering	type_last_filtering = { false, 0 }
	Default filtering of PickerTypeList.

Listing	collection_last_sorting = { false, 0 }
	Default sorting of PickerCollectionList.

const std::string	ini_group
	Ini Group for saving favourites.

uint8_t	mode = 0
	Bitmask of `PickerFilterModes`.

bool	rename_collection = false
	Are we renaming a collection?

std::string	sel_collection
	Currently selected collection of saved items.

std::string	edit_collection
	Collection to rename or delete.

std::set< std::string >	rm_collections
	Set of removed or renamed collections for updating ini file.

int	preview_height = 0
	Previously adjusted height.

std::set< PickerItem >	used
	Set of items used in the current game by the current company.

std::map< std::string, std::set< PickerItem > >	saved
	Set of saved collections of items.