PresetMenuItemGroupingRule

All Implemented Interfaces:

com.pspdfkit.ui.toolbar.grouping.MenuItemGroupingRule
```
public abstract class PresetMenuItemGroupingRule
extends DefaultMenuItemGroupingRule
                    
```
Menu item grouping rule to be extended by those rules that have predefined (preset) groups.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`List<ContextualToolbarMenuItem>`	`groupMenuItems(@NonNull() List<ContextualToolbarMenuItem> flatItems, @IntRange(from = ContextualToolbar.MIN_TOOLBAR_CAPACITY) int capacity)`	Performs grouping of the provided list of menu items based on the available toolbar capacity, meaning the max number of items it can fit.
`abstract List<MenuItem>`	`getGroupPreset(@IntRange(from = ContextualToolbar.MIN_TOOLBAR_CAPACITY) int capacity, int itemsCount)`	Implementation of this method should return desired preset (structured list of menu items) based on the provided capacity (space left on the toolbar) and the amount of items that needs to be fitted.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
- Method Detail
  - groupMenuItems
```
@NonNull() List<ContextualToolbarMenuItem> groupMenuItems(@NonNull() List<ContextualToolbarMenuItem> flatItems, @IntRange(from = ContextualToolbar.MIN_TOOLBAR_CAPACITY) int capacity)
```
    Performs grouping of the provided list of menu items based on the available toolbar capacity, meaning the max number of items it can fit.
    
    Parameters:
    
    flatItems - Menu items originally set to the toolbar (note: there should be no submenus here, just flat items).
    
    capacity - Maximum number of items the toolbar can fit (without optional drag and close buttons).
    
    Returns:
    
    A re-ordered (could be left the same) list of menu items capacity that will ultimately be set on the toolbar.
  - getGroupPreset
```
@NonNull() abstract List<MenuItem> getGroupPreset(@IntRange(from = ContextualToolbar.MIN_TOOLBAR_CAPACITY) int capacity, int itemsCount)
```
    Implementation of this method should return desired preset (structured list of menu items) based on the provided capacity (space left on the toolbar) and the amount of items that needs to be fitted.
    
    Parameters:
    
    capacity - Number of spaces left on the toolbar for menu icons.
    
    itemsCount - Number of items to fit.
    
    Returns:
    
    Structured list of how items should be grouped.