org.zkoss.zk.ui.impl
Class MultiComposer<T extends Component>

java.lang.Object
  extended by org.zkoss.zk.ui.impl.MultiComposer<T>
All Implemented Interfaces:
Composer<T>

public class MultiComposer<T extends Component>
extends java.lang.Object
implements Composer<T>

To proxy a collection of composers.

Since:
5.0.1
Author:
tomyeh

Constructor Summary
protected MultiComposer(Composer<T>[] cs)
          The constructor.
 
Method Summary
 void doAfterCompose(T comp)
          Invokes after ZK loader creates this component, initializes it and composes all its children, if any.
 ComponentInfo doBeforeCompose(Page page, Component parent, ComponentInfo compInfo)
           
 void doBeforeComposeChildren(T comp)
           
 boolean doCatch(java.lang.Throwable ex)
           
 void doFinally()
           
static Composer getComposer(Page page, java.lang.Object[] ary)
          Returns an instance of composer to represent the specified array of composers, or null if no composer is specified.
 boolean isFullComposerOnly()
          Returns whether to invoke only the composer that implements FullComposer.
 boolean setFullComposerOnly(boolean fullOnly)
          Sets whether to invoke only the composer that implements FullComposer.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MultiComposer

protected MultiComposer(Composer<T>[] cs)
                 throws java.lang.Exception
The constructor. This method is designed to be called by getComposer(org.zkoss.zk.ui.Page, java.lang.Object[]). Use getComposer(org.zkoss.zk.ui.Page, java.lang.Object[]) instead.

Parameters:
cs - the array of composer instances.
Throws:
java.lang.Exception
Method Detail

getComposer

public static Composer getComposer(Page page,
                                   java.lang.Object[] ary)
                            throws java.lang.Exception
Returns an instance of composer to represent the specified array of composers, or null if no composer is specified.

Parameters:
page - used to resolve the class if ary contains a class name. Ignored if null.
ary - an array of Composer instances, or the name of the class, or the class that implements Composer.
Returns:
a composer to represent cs, or null if cs is null or empty.
Throws:
java.lang.Exception

setFullComposerOnly

public boolean setFullComposerOnly(boolean fullOnly)
Sets whether to invoke only the composer that implements FullComposer.

Default: false

Returns:
the previous value.
Since:
5.0.1

isFullComposerOnly

public boolean isFullComposerOnly()
Returns whether to invoke only the composer that implements FullComposer.

Since:
5.0.1

doAfterCompose

public void doAfterCompose(T comp)
                    throws java.lang.Exception
Description copied from interface: Composer
Invokes after ZK loader creates this component, initializes it and composes all its children, if any.

Specified by:
doAfterCompose in interface Composer<T extends Component>
Parameters:
comp - the component has been composed
Throws:
java.lang.Exception

doBeforeCompose

public ComponentInfo doBeforeCompose(Page page,
                                     Component parent,
                                     ComponentInfo compInfo)
                              throws java.lang.Exception
Throws:
java.lang.Exception

doBeforeComposeChildren

public void doBeforeComposeChildren(T comp)
                             throws java.lang.Exception
Throws:
java.lang.Exception

doCatch

public boolean doCatch(java.lang.Throwable ex)
                throws java.lang.Exception
Throws:
java.lang.Exception

doFinally

public void doFinally()
               throws java.lang.Exception
Throws:
java.lang.Exception


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