public void addBehaviors(String domEventName, String logicalEventName) { String name = domEventName; List<ClientBehavior> behaviorsList = getBehaviorsList(domEventName); if ((behaviorsList == null) && (logicalEventName != null)) { behaviorsList = getBehaviorsList(logicalEventName); name = logicalEventName; } if (behaviorsList == null) { return; } ClientBehaviorContext behaviorContext = ClientBehaviorContext.createClientBehaviorContext( facesContext, component, name, includeClientId ? component.getClientId(facesContext) : null, getParameters()); for (ClientBehavior clientBehavior : behaviorsList) { String behaviorScript = clientBehavior.getScript(behaviorContext); if (isNotEmpty(behaviorScript)) { if (clientBehavior.getHints().contains(ClientBehaviorHint.SUBMITTING)) { hasSubmittingBehavior = true; } handlers.add(behaviorScript); } } }
private static ClientBehaviorContext createClientBehaviorContext( FacesContext context, UIComponent component, String behaviorEventName, Collection<ClientBehaviorContext.Parameter> params) { return ClientBehaviorContext.createClientBehaviorContext( context, component, behaviorEventName, null, params); }
/** * Non-obstrusive way to apply client behaviors. Behaviors are rendered as options to the client * side widget and applied by widget to necessary dom element */ protected void encodeClientBehaviors(FacesContext context, ClientBehaviorHolder component) throws IOException { ResponseWriter writer = context.getResponseWriter(); // ClientBehaviors Map<String, List<ClientBehavior>> behaviorEvents = component.getClientBehaviors(); if (!behaviorEvents.isEmpty()) { String clientId = ((UIComponent) component).getClientId(context); List<ClientBehaviorContext.Parameter> params = Collections.emptyList(); writer.write(",behaviors:{"); for (Iterator<String> eventIterator = behaviorEvents.keySet().iterator(); eventIterator.hasNext(); ) { String event = eventIterator.next(); String domEvent = event; if (event.equalsIgnoreCase("valueChange")) // editable value holders domEvent = "change"; else if (event.equalsIgnoreCase("action")) // commands domEvent = "click"; writer.write(domEvent + ":"); writer.write("function(event) {"); for (Iterator<ClientBehavior> behaviorIter = behaviorEvents.get(event).iterator(); behaviorIter.hasNext(); ) { ClientBehavior behavior = behaviorIter.next(); ClientBehaviorContext cbc = ClientBehaviorContext.createClientBehaviorContext( context, (UIComponent) component, event, clientId, params); String script = behavior.getScript(cbc); // could be null if disabled if (script != null) { writer.write(script); } } writer.write("}"); if (eventIterator.hasNext()) { writer.write(","); } } writer.write("}"); } }
protected String getOnclickBehaviors(FacesContext context, ClientBehaviorHolder cbh) { List<ClientBehavior> behaviors = cbh.getClientBehaviors().get("action"); StringBuilder sb = new StringBuilder(); if (behaviors != null && !behaviors.isEmpty()) { UIComponent component = (UIComponent) cbh; String clientId = component.getClientId(context); List<ClientBehaviorContext.Parameter> params = Collections.emptyList(); for (Iterator<ClientBehavior> behaviorIter = behaviors.iterator(); behaviorIter.hasNext(); ) { ClientBehavior behavior = behaviorIter.next(); ClientBehaviorContext cbc = ClientBehaviorContext.createClientBehaviorContext( context, component, "action", clientId, params); String script = behavior.getScript(cbc); if (script != null) sb.append(script).append(";"); } } return sb.length() == 0 ? null : sb.toString(); }
// TODO - create special method for event handlers that will return String? // TODO - add check for 'disabled'? public static Object getAttributeAndBehaviorsValue( FacesContext facesContext, UIComponent component, ComponentAttribute componentAttribute) { if (facesContext == null) { throw new NullPointerException("facesContext"); } if (component == null) { throw new NullPointerException("component"); } if (componentAttribute == null) { throw new NullPointerException("componentAttribute"); } String componentAttributeName = componentAttribute.getComponentAttributeName(); Object attributeValue = component.getAttributes().get(componentAttributeName); String[] eventNames = componentAttribute.getEventNames(); if (eventNames.length > 0) { Map<String, List<ClientBehavior>> behaviorsMap = getClientBehaviorsMap(component); if (behaviorsMap.size() > 0) { for (String eventName : eventNames) { if (behaviorsMap.containsKey(eventName)) { List<ClientBehavior> behaviorsList = behaviorsMap.get(eventName); if (!behaviorsList.isEmpty()) { // TODO - parameters handling ClientBehaviorContext behaviorContext = ClientBehaviorContext.createClientBehaviorContext( facesContext, component, eventName, null, null); attributeValue = createBehaviorsChain(attributeValue, behaviorContext, behaviorsList); } break; } } } } return attributeValue; }
protected void setConfirmationScript(FacesContext context, MenuItem item) { if (item instanceof ClientBehaviorHolder) { Map<String, List<ClientBehavior>> behaviors = ((ClientBehaviorHolder) item).getClientBehaviors(); List<ClientBehavior> clickBehaviors = (behaviors == null) ? null : behaviors.get("click"); if (clickBehaviors != null && !clickBehaviors.isEmpty()) { for (int i = 0; i < clickBehaviors.size(); i++) { ClientBehavior clientBehavior = clickBehaviors.get(i); if (clientBehavior instanceof ConfirmBehavior) { ClientBehaviorContext cbc = ClientBehaviorContext.createClientBehaviorContext( context, (UIComponent) item, "click", item.getClientId(), Collections.EMPTY_LIST); clientBehavior.getScript(cbc); break; } } } } }
@Override public void encodeBegin(FacesContext facesContext, UIComponent uiComponent) throws IOException { // Encode the starting <div> element that represents the rich text editor. ResponseWriter responseWriter = facesContext.getResponseWriter(); responseWriter.startElement(StringPool.DIV, uiComponent); String clientId = uiComponent.getClientId(); char separatorChar = UINamingContainer.getSeparatorChar(facesContext); String escapedEditorName = clientId.replace(separatorChar, '_').concat("_jsptag"); responseWriter.writeAttribute(StringPool.ID, clientId, null); RendererUtil.encodeStyleable(responseWriter, (Styleable) uiComponent); // Encode the starting <textarea> element. InputRichText inputRichText = (InputRichText) uiComponent; responseWriter.startElement("textarea", uiComponent); responseWriter.writeAttribute(StringPool.ID, clientId + "_input", null); responseWriter.writeAttribute(StringPool.NAME, escapedEditorName, null); responseWriter.writeAttribute(Styleable.STYLE, "display:none;", null); // Encode the onblur/onchange/onfocus attributes and any associated client behavior scripts. String onblur = inputRichText.getOnblur(); String onchange = inputRichText.getOnchange(); String onfocus = inputRichText.getOnfocus(); Map<String, List<ClientBehavior>> clientBehaviorMap = inputRichText.getClientBehaviors(); for (String eventName : inputRichText.getEventNames()) { List<ClientBehavior> clientBehaviorsForEvent = clientBehaviorMap.get(eventName); if (clientBehaviorsForEvent != null) { for (ClientBehavior clientBehavior : clientBehaviorsForEvent) { ClientBehaviorContext clientBehaviorContext = ClientBehaviorContext.createClientBehaviorContext( facesContext, inputRichText, eventName, clientId, null); String clientBehaviorScript = clientBehavior.getScript(clientBehaviorContext); if (clientBehaviorScript != null) { if ("valueChange".equals(eventName) || "change".equals(eventName)) { if (onchange != null) { clientBehaviorScript = onchange.concat(";").concat(clientBehaviorScript); onchange = null; } responseWriter.writeAttribute("onchange", clientBehaviorScript, null); } else if ("blur".equals(eventName)) { if (onblur != null) { clientBehaviorScript = onblur.concat(";").concat(clientBehaviorScript); onblur = null; } responseWriter.writeAttribute("onblur", clientBehaviorScript, null); } else if ("focus".equals(eventName)) { if (onfocus != null) { clientBehaviorScript = onfocus.concat(";").concat(clientBehaviorScript); onfocus = null; } responseWriter.writeAttribute("onfocus", clientBehaviorScript, null); } } } } } if (onblur != null) { responseWriter.writeAttribute("onblur", onblur, null); } if (onchange != null) { responseWriter.writeAttribute("onchange", onchange, null); } if (onfocus != null) { responseWriter.writeAttribute("onfocus", onfocus, null); } // Encode the value of the component as a child of the textarea element. Object value = inputRichText.getValue(); if (value != null) { responseWriter.writeText(value, null); } // Encode the closing </textarea> element. responseWriter.endElement("textarea"); // Encode the script that contains functions with names specific to this component, so that they // can be // invoked directly by the JavaScript generated by the JSP tag. String formattedTemplate = wysiwygTemplate.format(facesContext, inputRichText); responseWriter.startElement(StringPool.SCRIPT, uiComponent); responseWriter.writeAttribute(StringPool.TYPE, ContentTypes.TEXT_JAVASCRIPT, null); responseWriter.write(formattedTemplate); responseWriter.endElement(StringPool.SCRIPT); // Begin the JSP tag lifecycle and write the output to the response. super.encodeBegin(facesContext, uiComponent); }