ColumnManager (webclient 8.6.0-7 API)

java.lang.Object
- com.saperion.ngc.navigation.ColumnManager

All Implemented Interfaces:

java.io.Serializable
```
public class ColumnManager
extends java.lang.Object
implements java.io.Serializable
```
The ColumnManager manages the columns of the NavigationView. Navigation nodes can register and unregister required columns here.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

ColumnManager(org.zkoss.zul.Tree navigationTree, java.lang.String firstColumnName)
Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`registerColumn(java.lang.String columnName)`	Registers a column in the manager.
`void`	`unregisterColumn(java.lang.String columnName)`	Unregisters a column in the manager.

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

- Constructor Detail
  - ColumnManager
```
public ColumnManager(org.zkoss.zul.Tree navigationTree,
                     java.lang.String firstColumnName)
```
    Constructor.
    
    Parameters:
    
    navigationTree - navigation tree component
    
    firstColumnName - name of the first (default) column
- Method Detail
  - registerColumn
```
public void registerColumn(java.lang.String columnName)
```
    Registers a column in the manager. If the column is not yet registered, it is created. Otherwise it's counter will be incremented.
    
    Parameters:
    
    columnName - column name
  - unregisterColumn
```
public void unregisterColumn(java.lang.String columnName)
```
    Unregisters a column in the manager. It's count will be decremented. If the count is zero afterwards, the column is removed.
    
    Parameters:
    
    columnName - column name