WebDisplayHelper (Web API 2021)

```
public interface WebDisplayHelper
```
The WebDisplayHelper interface is used to generate display XML containing both the contents of an object (such as the current state of a filter or a prompt) and a list of available objects which the user can choose from to add to the object. This interface is obtained from objects which can be the selected section of a display XML, for example, WebFilter object and WebPrompt object.

Since:

MicroStrategy Web 7.3.1 or earlier

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`applyDefaultDisplaySettings()`	Modifies the content of Available Display Units collection based on the current values of WebDefaultDisplaySettings.
`WebDisplayUnits`	`getAvailableDisplayUnits()`	This method returns the available display units collection, which is used to modify the list of available objects which will be placed in the display XML.
`WebDefaultDisplaySettings`	`getDefaultDisplaySettings()`	This method returns the `WebDefaultDisplaySettings` object, which can be used to change the settings for default highlighting and selection.

- Method Detail
  - getDefaultDisplaySettings
```
WebDefaultDisplaySettings getDefaultDisplaySettings()
```
    This method returns the WebDefaultDisplaySettings object, which can be used to change the settings for default highlighting and selection.
    
    Returns:
    
    The WebDefaultDisplaySettings object associated with this display helper instance.
  - getAvailableDisplayUnits
```
WebDisplayUnits getAvailableDisplayUnits()
```
    This method returns the available display units collection, which is used to modify the list of available objects which will be placed in the display XML.
    
    Returns:
    
    The WebDisplayUnits collection associated with this display helper.
  - applyDefaultDisplaySettings
```
void applyDefaultDisplaySettings()
                          throws WebObjectsException
```
    Modifies the content of Available Display Units collection based on the current values of WebDefaultDisplaySettings. This can be useful if a user wants to build a GUI directly from the WebDisplayUnits collection.
    
    Throws:
    
    WebObjectsException - Thrown if ???.