CmsCategoryField.A_SelectionHandler (OpenCms GWT Components API, version 17.0)

java.lang.Object
- org.opencms.gwt.client.ui.input.CmsCategoryField.A_SelectionHandler

All Implemented Interfaces:

com.google.gwt.event.dom.client.ClickHandler, com.google.gwt.event.dom.client.DoubleClickHandler, com.google.gwt.event.shared.EventHandler

Enclosing class:

CmsCategoryField
```
protected abstract class CmsCategoryField.A_SelectionHandler
extends java.lang.Object
implements com.google.gwt.event.dom.client.ClickHandler, com.google.gwt.event.dom.client.DoubleClickHandler
```
Selection handler to handle check box click events and double clicks on the list items.

Constructor Summary

Constructors
Modifier Constructor Description

protected A_SelectionHandler(CmsCheckBox checkBox)
Constructor.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected CmsCheckBox`	`getCheckBox()`	Returns the check box.
`void`	`onClick(com.google.gwt.event.dom.client.ClickEvent event)`
`void`	`onDoubleClick(com.google.gwt.event.dom.client.DoubleClickEvent event)`
`protected abstract void`	`onSelectionChange()`	Executed on selection change.
`void`	`setSelectButton(CmsPushButton button)`	Sets the select button, can be used instead of a double click to select and search.

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

- Constructor Detail
  - A_SelectionHandler
```
protected A_SelectionHandler(CmsCheckBox checkBox)
```
    Constructor.
    
    Parameters:
    
    checkBox - the item check box
- Method Detail
  - onClick
```
public void onClick(com.google.gwt.event.dom.client.ClickEvent event)
```
    Specified by:
    
    onClick in interface com.google.gwt.event.dom.client.ClickHandler
    
    See Also:
    
    ClickHandler.onClick(com.google.gwt.event.dom.client.ClickEvent)
  - onDoubleClick
```
public void onDoubleClick(com.google.gwt.event.dom.client.DoubleClickEvent event)
```
    Specified by:
    
    onDoubleClick in interface com.google.gwt.event.dom.client.DoubleClickHandler
    
    See Also:
    
    DoubleClickHandler.onDoubleClick(com.google.gwt.event.dom.client.DoubleClickEvent)
  - setSelectButton
```
public void setSelectButton(CmsPushButton button)
```
    Sets the select button, can be used instead of a double click to select and search.
    
    Parameters:
    
    button - the select button
  - getCheckBox
```
protected CmsCheckBox getCheckBox()
```
    Returns the check box.
    
    Returns:
    
    the check box
  - onSelectionChange
```
protected abstract void onSelectionChange()
```
    Executed on selection change. Either when the check box was clicked or on double click on a list item.