org.apache.wicket.ajax.attributes.AjaxRequestAttributes Java Examples

@Override
public WebMarkupContainer newAdditionalActions(String id) {
	WebMarkupContainer actions = new Fragment(id, "actionsFrag", this);
	if (hasOutline()) {
		actions.add(new CheckBox("outline", Model.of(isOutlineVisibleInitially())).add(new OnChangeAjaxBehavior() {

			@Override
			protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
				super.updateAjaxAttributes(attributes);
				attributes.setMethod(Method.POST);
			}

			@Override
			protected void onUpdate(AjaxRequestTarget target) {
				toggleOutline(target);
			}
			
		}));
	} else {
		actions.add(new WebMarkupContainer("outline").setVisible(false));
	}
	return actions;
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	attributes.getAjaxCallListeners().add(new AjaxCallListener()
			// disable the button right away after clicking it
			// and mark on it if the window is unloading
			.onBefore(
					String.format(
							"$('#%s').prop('disabled', true);" +
									"$(window).on('beforeunload', function() {" +
									"$('#%s').data('unloading', true).prop('disabled', true)});",
							getMarkupId(), getMarkupId()))
			// if the page is unloading, keep it disabled, otherwise
			// add a slight delay in re-enabling it, just in case it succeeded
			// and there's a delay in closing a parent modal
			.onComplete(
					String.format("setTimeout(function() {" +
							"if (!$('#%s').data('unloading')) $('#%s').prop('disabled',false);" +
							"}, 1000)",
							getMarkupId(), getMarkupId())));
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
    super.updateAjaxAttributes(attributes);

    IAjaxCallListener listener = new AjaxCallListener() {
        @Override
        public CharSequence getPrecondition(Component component) {
            //this javascript code evaluates wether an ajaxcall is necessary.
            //Here only by keyocdes for F9 and F10
            return "var keycode = Wicket.Event.keyCode(attrs.event);" +
                    "if ((keycode == 112) || (keycode == 113) || (keycode == 114) || (keycode == 115))" +
                    "    return true;" +
                    "else" +
                    "    return false;";
        }
    };
    attributes.getAjaxCallListeners().add(listener);

    //Append the pressed keycode to the ajaxrequest
    attributes.getDynamicExtraParameters()
            .add("var eventKeycode = Wicket.Event.keyCode(attrs.event);" +
                    "return {keycode: eventKeycode};");

    //whithout setting, no keyboard events will reach any inputfield
    attributes.setPreventDefault(true);
}
 

public void enableSearch(final IEventSink resultContainer) {
    this.resultContainer = resultContainer;
    this.searchButton.setEnabled(true);
    this.searchButton.setVisible(true);

    field.add(PREVENT_DEFAULT_RETURN);
    field.add(new AjaxEventBehavior(Constants.ON_KEYDOWN) {

        private static final long serialVersionUID = -7133385027739964990L;

        @Override
        protected void onEvent(final AjaxRequestTarget target) {
            if (resultContainer == null) {
                send(SearchClausePanel.this, Broadcast.BUBBLE, new SearchEvent(target));
            } else {
                send(resultContainer, Broadcast.EXACT, new SearchEvent(target));
            }
        }

        @Override
        protected void updateAjaxAttributes(final AjaxRequestAttributes attributes) {
            super.updateAjaxAttributes(attributes);
            AJAX_SUBMIT_ON_RETURN.accept(attributes);
        }
    });
}
 

public void addFeatureUpdateBehavior()
{
    FormComponent focusComponent = getFocusComponent();
    focusComponent.add(new AjaxFormComponentUpdatingBehavior("change")
    {
        private static final long serialVersionUID = -8944946839865527412L;
        
        @Override
        protected void updateAjaxAttributes(AjaxRequestAttributes aAttributes)
        {
            super.updateAjaxAttributes(aAttributes);
            addDelay(aAttributes, 250);
        }
        
        @Override
        protected void onUpdate(AjaxRequestTarget aTarget)
        {
            send(focusComponent, BUBBLE,
                    new FeatureEditorValueChangedEvent(FeatureEditor.this, aTarget));
        }
    });
}
 

@Override
public void addFeatureUpdateBehavior()
{
    // Need to use a AjaxFormChoiceComponentUpdatingBehavior here since we use a RadioGroup
    // here.
    FormComponent focusComponent = getFocusComponent();
    focusComponent.add(new AjaxFormChoiceComponentUpdatingBehavior()
    {
        private static final long serialVersionUID = -5058365578109385064L;

        @Override
        protected void updateAjaxAttributes(AjaxRequestAttributes aAttributes)
        {
            super.updateAjaxAttributes(aAttributes);
            addDelay(aAttributes, 300);
        }

        @Override
        protected void onUpdate(AjaxRequestTarget aTarget)
        {
            send(focusComponent, BUBBLE,
                    new FeatureEditorValueChangedEvent(RatingFeatureEditor.this, aTarget));
        }
    });
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	attributes.getAjaxCallListeners().add(new AjaxCallListener()
			// disable the button right away after clicking it
			// and mark on it if the window is unloading
			.onBefore(
					String.format(
							"$('#%s').prop('disabled', true);" +
									"$(window).on('beforeunload', function() {" +
									"$('#%s').data('unloading', true).prop('disabled', true)});",
							getMarkupId(), getMarkupId()))
			// if the page is unloading, keep it disabled, otherwise
			// add a slight delay in re-enabling it, just in case it succeeded
			// and there's a delay in closing a parent modal
			.onComplete(
					String.format("setTimeout(function() {" +
							"if (!$('#%s').data('unloading')) $('#%s').prop('disabled',false);" +
							"}, 1000)",
							getMarkupId(), getMarkupId())));
}
 

@Override
protected void onInitialize() {
	super.onInitialize();
	add(new AjaxEventBehavior(EVT_CLICK) {
		private static final long serialVersionUID = 1L;

		@Override
		protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
			super.updateAjaxAttributes(attributes);
			ConfirmableAjaxBorder.this.updateAjaxAttributes(attributes);
		}

		@Override
		protected void onEvent(AjaxRequestTarget target) {
			if (isClickable()) {
				getDialog().show(target);
			}
		}
	});
	addToBorder(getDialog());
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
    super.updateAjaxAttributes(attributes);

    IAjaxCallListener listener = new AjaxCallListener() {
        @Override
        public CharSequence getPrecondition(Component component) {
            //this javascript code evaluates wether an ajaxcall is necessary.
            //Here only by keyocdes for F9 and F10
            return "var keycode = Wicket.Event.keyCode(attrs.event);" +
                    "if ((keycode == 112) || (keycode == 113) || (keycode == 114) || (keycode == 115))" +
                    "    return true;" +
                    "else" +
                    "    return false;";
        }
    };
    attributes.getAjaxCallListeners().add(listener);

    //Append the pressed keycode to the ajaxrequest
    attributes.getDynamicExtraParameters()
            .add("var eventKeycode = Wicket.Event.keyCode(attrs.event);" +
                    "return {keycode: eventKeycode};");

    //whithout setting, no keyboard events will reach any inputfield
    attributes.setPreventDefault(true);
}
 

@Override
public Component render(String componentId) {
	return new ActionTabLink(componentId, this) {

		@Override
		protected WebMarkupContainer newLink(String id, ActionTab tab) {
			return new AjaxLink<Void>("link") {

				@Override
				protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
					super.updateAjaxAttributes(attributes);
					AjaxActionTab.this.updateAjaxAttributes(attributes);
				}

				@Override
				public void onClick(AjaxRequestTarget target) {
					selectTab(this);
				}
				
			};
		}
		
	};
}
 

@Override
public void addFeatureUpdateBehavior()
{
    focusComponent.add(new AjaxFormComponentUpdatingBehavior("change")
    {
        private static final long serialVersionUID = -8944946839865527412L;
        
        @Override
        protected void updateAjaxAttributes(AjaxRequestAttributes aAttributes)
        {
            super.updateAjaxAttributes(aAttributes);
            aAttributes.getDynamicExtraParameters()
                    .add(focusComponent.getIdentifierDynamicAttributeScript());
            addDelay(aAttributes, 250);
        }
        
        @Override
        protected void onUpdate(AjaxRequestTarget aTarget)
        {
            aTarget.add(description);
            send(focusComponent, BUBBLE,
                    new FeatureEditorValueChangedEvent(ConceptFeatureEditor.this, aTarget));
        }
    });
}
 

private AjaxFormSubmitBehavior newOnEnterPressBehavior(final WebMarkupContainer container) {
    return new AjaxFormSubmitBehavior("keypress") {

        @Override
        protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
            super.updateAjaxAttributes(attributes);
            attributes.getAjaxCallListeners().add(new AjaxCallListener() {
                @Override
                public CharSequence getPrecondition(Component component) {
                    return "return Wicket.Event.keyCode(attrs.event) === 13;";
                }
            });
        }

        @Override
        protected void onSubmit(AjaxRequestTarget target) {
            super.onSubmit(target);
            onOkSubmit(target, container);
        }
    };
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	String areasId = getComponent().findParent(PivotPanel.class).get("areas").getMarkupId();
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = onStopFieldMove(\"" + areasId + "\");");
	javaScript.append("return { '" + JSON_DATA + "': data }"); 

	attributes.getDynamicExtraParameters().add(javaScript);
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	if (StringUtils.isNotEmpty(getMessage()) && showDialog()) {
		String message = getMessage().replaceAll("'", "\"");
		StringBuilder precondition = new StringBuilder("if(!confirm('").append(message).append("')) { return false; };");
		
		AjaxCallListener listener = new AjaxCallListener();
		listener.onPrecondition(precondition);
		
		attributes.getAjaxCallListeners().add(listener);
	}
}
 

public GbGradeTable(final String id, final IModel model) {
	super(id);

	setDefaultModel(model);

	component = new WebMarkupContainer("gradeTable").setOutputMarkupId(true);

	component.add(new AjaxEventBehavior("gbgradetable.action") {
		@Override
		protected void updateAjaxAttributes(final AjaxRequestAttributes attributes) {
			super.updateAjaxAttributes(attributes);
			attributes.getDynamicExtraParameters()
					.add("return [{\"name\": \"ajaxParams\", \"value\": JSON.stringify(attrs.event.extraData)}]");
		}

		@Override
		protected void onEvent(final AjaxRequestTarget target) {
			try {
				final ObjectMapper mapper = new ObjectMapper();
				final JsonNode params = mapper.readTree(getRequest().getRequestParameters().getParameterValue("ajaxParams").toString());

				final ActionResponse response = handleEvent(params.get("action").asText(), params, target);

				target.appendJavaScript(String.format("GbGradeTable.ajaxComplete(%d, '%s', %s);",
						params.get("_requestId").intValue(), response.getStatus(), response.toJson()));
			} catch (IOException e) {
				throw new RuntimeException(e);
			}
		}
	});

	add(component);
}
 

public ListItem(String id, final AbstractDrawer drawer, DrawerManager drawerManager, String css) {
	super(id);
	setOutputMarkupId(true);

	manager = drawerManager;
	item = new WebMarkupContainer("item");
	if (null != css) {
		item.add(new AttributeAppender("class", Model.of(css), " "));
	}
	add(item);
	this.drawer = drawer;
	item.add(drawer);
	add(new EmptyPanel("next").setOutputMarkupId(true));

	item.add(new AjaxEventBehavior("hide-modal") {
		private static final long serialVersionUID = -6423164614673441582L;

		@Override
		protected void onEvent(AjaxRequestTarget target) {
			manager.eventPop(ListItem.this.drawer, target);
		}
		@Override
		protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
			super.updateAjaxAttributes(attributes);
			attributes.setPreventDefault(true);
		}
	});
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	if (StringUtils.isNotEmpty(getMessage()) && showDialog()) {
		String message = getMessage().replaceAll("'", "\"");
		StringBuilder precondition = new StringBuilder("if(!confirm('").append(message).append("')) { hideBusy(); return false; };");
		
		AjaxCallListener listener = new AjaxCallListener();
		listener.onPrecondition(precondition);
		
		attributes.getAjaxCallListeners().add(listener);
	}
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes)
{
	super.updateAjaxAttributes(attributes);
	
	attributes.setChannel(new AjaxChannel(getId()));
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes)
{
	super.updateAjaxAttributes(attributes);
	attributes.setChannel(new AjaxChannel("blocking", AjaxChannel.Type.ACTIVE));

	AjaxCallListener listener = new SakaiSpinningSelectAjaxCallListener(getComponent().getMarkupId(), false);
	attributes.getAjaxCallListeners().add(listener);
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes)
{
	super.updateAjaxAttributes(attributes);
	attributes.setChannel(new AjaxChannel("blocking", AjaxChannel.Type.ACTIVE));

	AjaxCallListener listener = new SakaiSpinnerAjaxCallListener(getMarkupId(), willRenderOnClick);
	attributes.getAjaxCallListeners().add(listener);
}
 

private void init() {
	setOutputMarkupId(true);	
	
	// render chart by ajax, uppon request
	chartRenderAjaxBehavior = new AbstractDefaultAjaxBehavior() {
		private static final long	serialVersionUID	= 1L;

		@Override
		protected void respond(AjaxRequestTarget target) {
			//log.debug("chartRenderAjaxBehavior.Responding for "+ getId());
			renderImage(target, true);
		}
		
		@Override
		public boolean isEnabled(Component component) {
			return state < 2;
		}
		
		@Override
		protected void updateAjaxAttributes(AjaxRequestAttributes attributes)
		{
			super.updateAjaxAttributes(attributes);
			
			attributes.setChannel(new AjaxChannel(getId()));
		}
	};
	add(chartRenderAjaxBehavior);
	
	// fields for maximized chart size
	setDefaultModel(new CompoundPropertyModel(this));
	form = new Form("chartForm");
	form.add(new HiddenField("maxWidth"));
	form.add(new HiddenField("maxHeight"));
	add(form);

}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = isCanvasEnabled();");
	javaScript.append("console.log(data);");
	javaScript.append("return { '" + PARAM + "': data }"); 
	
	attributes.getDynamicExtraParameters().add(javaScript);						
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = onStopWidgetMove();");
	javaScript.append("return { '" + JSON_DATA + "': data }"); 
	
	attributes.getDynamicExtraParameters().add(javaScript);
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = isCanvasEnabled();");
	javaScript.append("console.log(data);");
	javaScript.append("return { '" + PARAM + "': data }"); 
	
	attributes.getDynamicExtraParameters().add(javaScript);
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = isCanvasEnabled();");
	javaScript.append("console.log(data);");
	javaScript.append("return { '" + PARAM + "': data }"); 
	
	attributes.getDynamicExtraParameters().add(javaScript);
}
 

@Override
protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
	super.updateAjaxAttributes(attributes);
	
	StringBuilder javaScript = new StringBuilder();
	javaScript.append("var data = isCanvasEnabled();");
	javaScript.append("console.log(data);");
	javaScript.append("return { '" + PARAM + "': data }"); 
	
	attributes.getDynamicExtraParameters().add(javaScript);
}
 

public GbGradeTable(final String id, final IModel model) {
	super(id);

	setDefaultModel(model);

	component = new WebMarkupContainer("gradeTable").setOutputMarkupId(true);

	component.add(new AjaxEventBehavior("gbgradetable.action") {
		@Override
		protected void updateAjaxAttributes(final AjaxRequestAttributes attributes) {
			super.updateAjaxAttributes(attributes);
			attributes.getDynamicExtraParameters()
					.add("return [{\"name\": \"ajaxParams\", \"value\": JSON.stringify(attrs.event.extraData)}]");
		}

		@Override
		protected void onEvent(final AjaxRequestTarget target) {
			try {
				final ObjectMapper mapper = new ObjectMapper();
				final JsonNode params = mapper.readTree(getRequest().getRequestParameters().getParameterValue("ajaxParams").toString());

				final ActionResponse response = handleEvent(params.get("action").asText(), params, target);

				target.appendJavaScript(String.format("GbGradeTable.ajaxComplete(%d, '%s', %s);",
						params.get("_requestId").intValue(), response.getStatus(), response.toJson()));
			} catch (IOException e) {
				throw new RuntimeException(e);
			}
		}
	});

	add(component);
}
 

/**
 * Factory method for sortable header components. A sortable header component must have id of
 * <code>headerId</code> and conform to markup specified in <code>OrienteerHeadersToolbar.html</code>
 *
 * @param headerId
 *            header component id
 * @param property
 *            property this header represents
 * @param locator
 *            sort state locator
 * @return created header component
 */
protected WebMarkupContainer newSortableHeader(final String headerId, final S property,
                                               final ISortStateLocator<S> locator)
{
    WebMarkupContainer container = new AjaxFallbackOrderByBorder<S>(headerId, property, locator) {
        private static final long serialVersionUID = 1L;

        @Override
        protected void updateAjaxAttributes(AjaxRequestAttributes attributes) {
        }

        @Override
        protected void onAjaxClick(final AjaxRequestTarget target) {
            target.add(getTable());
        }

        @Override
        protected void onSortChanged() {
            super.onSortChanged();
            getTable().setCurrentPage(0);
        }

        @Override
        public void onComponentTag(ComponentTag tag) {
            super.onComponentTag(tag);
            tag.remove("class");
        }
    };
    return container;
}
 

/**
 * @param id
 */
@SuppressWarnings("serial")
public ModalDialog(final String id)
{
  super(id);
  actionButtons = new MyComponentsRepeater<Component>("actionButtons");
  mainContainer = new WebMarkupContainer("mainContainer");
  add(mainContainer.setOutputMarkupId(true));
  mainContainer.add(mainSubContainer = new WebMarkupContainer("mainSubContainer"));
  gridContentContainer = new WebMarkupContainer("gridContent");
  gridContentContainer.setOutputMarkupId(true);
  buttonBarContainer = new WebMarkupContainer("buttonBar");
  buttonBarContainer.setOutputMarkupId(true);
  closeBehavior = new AjaxEventBehavior("hidden.bs.modal") {
    @Override
    protected void onEvent(final AjaxRequestTarget target)
    {
      handleCloseEvent(target);
    }

    @Override
    protected void updateAjaxAttributes(final AjaxRequestAttributes attributes)
    {
      super.updateAjaxAttributes(attributes);

      attributes.setEventPropagation(AjaxRequestAttributes.EventPropagation.BUBBLE);
    }
  };
}
 

private void init() {
	setOutputMarkupId(true);	
	
	// render chart by ajax, uppon request
	chartRenderAjaxBehavior = new AbstractDefaultAjaxBehavior() {
		private static final long	serialVersionUID	= 1L;

		@Override
		protected void respond(AjaxRequestTarget target) {
			//log.debug("chartRenderAjaxBehavior.Responding for "+ getId());
			renderImage(target, true);
		}
		
		@Override
		public boolean isEnabled(Component component) {
			return state < 2;
		}
		
		@Override
		protected void updateAjaxAttributes(AjaxRequestAttributes attributes)
		{
			super.updateAjaxAttributes(attributes);
			
			attributes.setChannel(new AjaxChannel(getId()));
		}
	};
	add(chartRenderAjaxBehavior);
	
	// fields for maximized chart size
	setDefaultModel(new CompoundPropertyModel(this));
	form = new Form("chartForm");
	form.add(new HiddenField("maxWidth"));
	form.add(new HiddenField("maxHeight"));
	add(form);

}