ICheckStateProvider (Eclipse Platform API Specification)

```
public interface ICheckStateProvider
```
Interface to provide checked and grayed state information about data in trees or tables. The following chart determines the checkbox state:

isGrayed()

false true

isChecked() false unchecked

true checked grayed

Since:

3.5

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`isChecked(Object element)`	Indicates if an element's representation should appear as checked or gray instead of unchecked.
`boolean`	`isGrayed(Object element)`	Indicates whether the check box associated with an element, when checked as indicated by the `isChecked(Object)` method, should display the gray (boxed) state instead of the check mark.

- Method Detail
  - isChecked
```
boolean isChecked(Object element)
```
    Indicates if an element's representation should appear as checked or gray instead of unchecked. If this method returns true the isGrayed(Object) method will determine whether the check box displays a check mark ("checked") or a box ("grayed").
    
    Parameters:
    
    element - the element to get state for
    
    Returns:
    
    true if the element should be checked or grayed, false if it should be unchecked
  - isGrayed
```
boolean isGrayed(Object element)
```
    Indicates whether the check box associated with an element, when checked as indicated by the isChecked(Object) method, should display the gray (boxed) state instead of the check mark.
    
    Parameters:
    
    element - the element to get state for
    
    Returns:
    
    true if the element should be gray