Package org.apache.tapestry

Examples of org.apache.tapestry.IActionListener

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     *             if the component is stateful, and the session is new.
     */

    public void trigger(IRequestCycle cycle)
    {
        IActionListener listener = getListener();

        if (listener == null)
            throw Tapestry.createRequiredParameterException(this, "listener");

        getListenerInvoker().invokeListener(listener, this, cycle);
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        return _invokers.containsKey(name);
    }

    public synchronized IActionListener getListener(String name)
    {
        IActionListener result = (IActionListener) _listeners.get(name);

        if (result == null)
        {
            result = createListener(name);
            _listeners.put(name, result);
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        {
            boolean current = isDescending();
            setDescending(!current);
        }

        IActionListener listener = getListener();
        if (listener == null)
            throw Tapestry.createRequiredParameterException(this, "listener");

        listener.actionTriggered(this, cycle);
    }
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        verifyControls();
    }

    public void testTriggerWithListener()
    {
        IActionListener listener = newListener();
        IForm form = newForm();
        IRequestCycle cycle = newCycle();

        Creator creator = new Creator();
        Submit submit = (Submit) creator.newInstance(Submit.class, new Object[]
        { "listener", listener, "listenerInvoker", new ListenerInvokerTerminator() });

        listener.actionTriggered(submit, cycle);

        replayControls();

        submit.handleClick(cycle, form);
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        verifyControls();
    }

    public void testTriggerWithDeferredListener()
    {
        IActionListener listener = newListener();
        MockForm form = new MockForm();
        IRequestCycle cycle = newCycle();

        Creator creator = new Creator();
        Submit submit = (Submit) creator.newInstance(Submit.class, new Object[]
        { "listener", listener, "defer", Boolean.TRUE, "listenerInvoker",
                new ListenerInvokerTerminator() });

        replayControls();

        submit.handleClick(cycle, form);

        verifyControls();

        listener.actionTriggered(submit, cycle);

        replayControls();

        form.runDeferred();
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        verifyControls();
    }

    public void testTriggerWithDeferredListenerAndSingleParameter()
    {
        IActionListener listener = newListener();
        MockForm form = new MockForm();
        MockControl cycleControl = newControl(IRequestCycle.class);
        IRequestCycle cycle = (IRequestCycle) cycleControl.getMock();

        Object parameter = new Object();
        Creator creator = new Creator();
        Submit submit = (Submit) creator.newInstance(Submit.class, new Object[]
        { "listener", listener, "defer", Boolean.TRUE, "parameters", parameter, "listenerInvoker",
                new ListenerInvokerTerminator() });

        cycle.setListenerParameters(new Object[]
        { parameter });
        cycleControl.setMatcher(MockControl.ARRAY_MATCHER);

        replayControls();

        submit.handleClick(cycle, form);

        verifyControls();

        listener.actionTriggered(submit, cycle);

        replayControls();

        form.runDeferred();
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        verifyControls();
    }

    public void testTriggerWithDeferredListenerAndMultipleParameters()
    {
        IActionListener listener = newListener();
        MockForm form = new MockForm();
        MockControl cycleControl = newControl(IRequestCycle.class);
        IRequestCycle cycle = (IRequestCycle) cycleControl.getMock();

        Collection parameters = new LinkedList();
        parameters.add("p1");
        parameters.add("p2");

        Creator creator = new Creator();
        Submit submit = (Submit) creator.newInstance(Submit.class, new Object[]
        { "listener", listener, "defer", Boolean.TRUE, "parameters", parameters, "listenerInvoker",
                new ListenerInvokerTerminator() });

        cycle.setListenerParameters(new Object[]
        { "p1", "p2" });
        cycleControl.setMatcher(MockControl.ARRAY_MATCHER);

        replayControls();

        submit.handleClick(cycle, form);

        verifyControls();

        listener.actionTriggered(submit, cycle);

        replayControls();

        form.runDeferred();
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        // A listener is not always necessary ... it's easy to code
        // the synchronization as a side-effect of the accessor method.

        setValue(value);

        IActionListener listener = getListener();

        if (listener != null)
            listener.actionTriggered(this, cycle);
    }
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        if (i == null)
            return;

        int index = 0;

        IActionListener listener = getListener();
        String element = getElement();

        while (i.hasNext())
        {
            Object value = null;

            if (indexBound)
                setIndex(index++);

            if (cycleRewinding)
                value = convertValue((String) i.next());
            else
            {
                value = i.next();
                writeValue(form, name, value);
            }

            setValue(value);

            if (listener != null)
                listener.actionTriggered(this, cycle);

            if (element != null)
            {
                writer.begin(element);
                renderInformalParameters(writer, cycle);
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        String name = form.getElementId(this);

        boolean condition = getCondition(cycle, form, name);

        // call listener
        IActionListener listener = getListener();
        if (listener != null)
            listener.actionTriggered(this, cycle);

        // render the component body only if the condition is true
        if (condition)
        {
            String element = getElement();
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