ICardlayoutController (Stateless Core 10.3.0.FL.202512171452 API)

java.lang.Object
- org.zkoss.stateless.state.ICardlayoutController

```
public class ICardlayoutController
extends java.lang.Object
```
An ICardlayout controller to control card navigation.
Note: this class is not thread-safe, so when it's used in multi-threading environment, the developer should handle the threading issue.

Author:

katherine

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ICardlayout`	`build()`	Returns the immutable cardlayout instance that the controller to build with.
`int`	`getSelectedIndex()`	Returns the index of the component in viewport.
`boolean`	`next()`	Navigates to next component if possible.
`static ICardlayoutController`	`of(ICardlayout owner)`	Returns the controller instance with the given `cardlayout`
`boolean`	`previous()`	Navigates to previous component if possible.
`void`	`setSelectedIndex(int selectedIndex)`	Sets the selected index with the given selectedIndex.

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

- Method Detail
  - previous
```
public boolean previous()
```
    Navigates to previous component if possible.
  - next
```
public boolean next()
```
    Navigates to next component if possible.
  - of
```
public static ICardlayoutController of(ICardlayout owner)
```
    Returns the controller instance with the given cardlayout
    
    Parameters:
    
    owner - The controller to control with
  - build
```
public ICardlayout build()
```
    Returns the immutable cardlayout instance that the controller to build with.
  - getSelectedIndex
```
public int getSelectedIndex()
```
    Returns the index of the component in viewport.
  - setSelectedIndex
```
public void setSelectedIndex(int selectedIndex)
```
    Sets the selected index with the given selectedIndex.
    Note: Unlike other component, "deselect" is unnecessary in Cardlayout. So the index value can't be negative, if do so, it will occur an UiException.
    
    Parameters:
    
    selectedIndex - The index of the component to be displayed in the viewport