Author: Alex.Kolonitsky Date: 2010-09-01 04:33:51 -0400 (Wed, 01 Sep 2010) New Revision: 19058 Modified: trunk/examples/output-demo/src/main/webapp/qunit/accordionHeaders.xhtml trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractCollapsiblePanel.java trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanel.java trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelItem.java trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelTitledItem.java trunk/ui/output/ui/src/main/java/org/richfaces/component/UITogglePanelItem.java trunk/ui/output/ui/src/main/java/org/richfaces/component/behavior/ToggleControl.java trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionChangeExpandListener.java trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionItemChangeListener.java trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionItemRenderer.java trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionRenderer.java trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/CollapsiblePanelRenderer.java trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/DivPanelRenderer.java trunk/ui/output/ui/src/main/java/org/richfaces/view/facelets/html/ItemChangeListenerHandler.java Log: Toggle Panel bug fixing and refactoring add header facet as default for headerActive/Inactive/Disabled in Accordion id as default for name in togglePanelItem Modified: trunk/examples/output-demo/src/main/webapp/qunit/accordionHeaders.xhtml =================================================================== --- trunk/examples/output-demo/src/main/webapp/qunit/accordionHeaders.xhtml 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/examples/output-demo/src/main/webapp/qunit/accordionHeaders.xhtml 2010-09-01 08:33:51 UTC (rev 19058) @@ -26,17 +26,17 @@ <pn:accordionItem header="label 1"> <f:facet name="headerInactive">headerInactive 1</f:facet> <f:facet name="headerActive">headerActive 1</f:facet> - <f:facet name="headerDisable">headerDisable 1</f:facet> + <f:facet name="header">headerDisable 1</f:facet> content 1 </pn:accordionItem> <pn:accordionItem header="label 2" disabled="true"> <f:facet name="headerInactive">headerInactive 2</f:facet> - <f:facet name="headerActive">headerActive 2</f:facet> + <f:facet name="header">headerActive 2</f:facet> <f:facet name="headerDisable">headerDisable 2</f:facet> content 2 </pn:accordionItem> <pn:accordionItem header="label 3"> - <f:facet name="headerInactive">headerInactive 3</f:facet> + <f:facet name="header">headerInactive 3</f:facet> <f:facet name="headerActive">headerActive 3</f:facet> <f:facet name="headerDisable">headerDisable 3</f:facet> content 3 Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractCollapsiblePanel.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractCollapsiblePanel.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractCollapsiblePanel.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -37,9 +37,12 @@ public static final String COMPONENT_TYPE = "org.richfaces.CollapsiblePanel"; public static final String COMPONENT_FAMILY = "org.richfaces.CollapsiblePanel"; - private static final String STATE_EXPANDED = "expanded"; - private static final String STATE_COLLAPSED = "collapsed"; + public enum States { + expanded, + collapsed + } + protected AbstractCollapsiblePanel() { setRendererType("org.richfaces.CollapsiblePanel"); } Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanel.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanel.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanel.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -56,6 +56,11 @@ public static final String COMPONENT_FAMILY = "org.richfaces.TogglePanel"; + public static final String META_NAME_FIRST = "@first"; + public static final String META_NAME_PREV = "@prev"; + public static final String META_NAME_NEXT = "@next"; + public static final String META_NAME_LAST = "@last"; + // TODO What is MessageId ? public static final String UPDATE_MESSAGE_ID = "javax.faces.component.UIInput.UPDATE"; @@ -467,13 +472,13 @@ } public AbstractTogglePanelItem getItem(String name) { - if (&quot;(a)first&quot;.equals(name)) { + if (META_NAME_FIRST.equals(name)) { return getFirstItem(); - } else if (&quot;(a)prev&quot;.equals(name)) { + } else if (META_NAME_PREV.equals(name)) { return getPrevItem(); - } else if (&quot;(a)next&quot;.equals(name)) { + } else if (META_NAME_NEXT.equals(name)) { return getNextItem(); - } else if (&quot;(a)last&quot;.equals(name)) { + } else if (META_NAME_LAST.equals(name)) { return getLastItem(); } else { return getItemByIndex(getChildIndex(name)); Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelItem.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelItem.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelItem.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -28,6 +28,7 @@ import javax.faces.context.FacesContext; import javax.faces.render.Renderer; import java.io.IOException; +import java.util.Map; /** * @author akolonitsky @@ -94,8 +95,9 @@ } protected static void hidePanelItem(UIComponent item) { - //TODO nick - attributes shouldn't be overwritten - item.getAttributes().put(RendererUtils.HTML.STYLE_ATTRIBUTE, "display:none"); + Map<String,Object> attrs = item.getAttributes(); + Object style = attrs.get(RendererUtils.HTML.STYLE_ATTRIBUTE); + attrs.put(RendererUtils.HTML.STYLE_ATTRIBUTE, "display:none; " + style); } public abstract String getName(); Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelTitledItem.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelTitledItem.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/AbstractTogglePanelTitledItem.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -22,6 +22,8 @@ package org.richfaces.component; +import org.richfaces.renderkit.html.DivPanelRenderer; + import javax.faces.component.UIComponent; import javax.faces.context.FacesContext; import java.io.IOException; @@ -36,6 +38,12 @@ public static final String COMPONENT_FAMILY = "org.richfaces.TogglePanelTitledItem"; + public enum HeaderStates { + active, + inactive, + disable + } + protected AbstractTogglePanelTitledItem() { setRendererType("org.richfaces.TogglePanelTitledItem"); } @@ -71,4 +79,20 @@ encodeEnd(context); } + + public UIComponent getHeaderFacet(Enum<?> state) { + return getHeaderFacet(this, state); + } + + public static UIComponent getHeaderFacet(UIComponent component, Enum<?> state) { + UIComponent headerFacet = null; + if (state != null) { + headerFacet = component.getFacet("header" + DivPanelRenderer.capitalize(state.toString())); + } + + if (headerFacet == null) { + headerFacet = component.getFacet("header"); + } + return headerFacet; + } } Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/UITogglePanelItem.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/UITogglePanelItem.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/UITogglePanelItem.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -36,7 +36,7 @@ } public String getName() { - return (String) getStateHelper().eval(PropertyKeys.name); + return (String) getStateHelper().eval(PropertyKeys.name, getId()); } public void setName(String name) { @@ -50,6 +50,4 @@ public void setSwitchType(SwitchType switchType) { getStateHelper().put(PropertyKeys.switchType, switchType); } - - } Modified: trunk/ui/output/ui/src/main/java/org/richfaces/component/behavior/ToggleControl.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/component/behavior/ToggleControl.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/component/behavior/ToggleControl.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -54,7 +54,7 @@ } public String getTargetItem() { - return (String) getStateHelper().eval(PropertyKeys.targetItem); + return (String) getStateHelper().eval(PropertyKeys.targetItem, AbstractTogglePanel.META_NAME_NEXT); } public void setTargetItem(String target) { Modified: trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionChangeExpandListener.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionChangeExpandListener.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionChangeExpandListener.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -51,7 +51,7 @@ super(methodExprOneArg, methodExprZeroArg); } - // ------------------------------------------------------- Event Method + // ------------------------------------------------------- Listener Method public void processChangeExpand(ChangeExpandEvent changeExpandEvent) throws AbortProcessingException { processEvent(changeExpandEvent); Modified: trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionItemChangeListener.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionItemChangeListener.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/event/MethodExpressionItemChangeListener.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -22,13 +22,7 @@ package org.richfaces.event; -import javax.el.ELContext; -import javax.el.ELException; import javax.el.MethodExpression; -import javax.el.MethodNotFoundException; -import javax.faces.component.StateHolder; -import javax.faces.component.UIComponentBase; -import javax.faces.context.FacesContext; import javax.faces.event.AbortProcessingException; /** @@ -44,158 +38,23 @@ * @since -4712-01-01 * */ -//TODO nick - good candidate for utility class -public class MethodExpressionItemChangeListener implements ItemChangeListener, StateHolder { +public class MethodExpressionItemChangeListener extends MethodExpressionEventListener implements ItemChangeListener { - private static final Class<?>[] ITEM_CHANGE_LISTENER_ZERO_ARG_SIG = new Class[] {}; - - private static final Object[] NO_PARAMS = new Object[0]; - - // ------------------------------------------------------ Instance Variables - - private MethodExpression methodExpressionOneArg = null; - private MethodExpression methodExpressionZeroArg = null; - - private boolean isTransient; - public MethodExpressionItemChangeListener() { } - /** - * <p><span class="changed_modified_2_0">Construct</span> a {@link - * ItemChangeListener} that contains a {@link - * MethodExpression}.<span - * class="changed_added_2_0">To accomodate method expression targets - * that take no arguments instead of taking a {@link - * ItemChangeEvent} argument</span>, the implementation of this - * class must take the argument <code>methodExpressionOneArg</code>, - * extract its expression string, and create another - * <code>MethodExpression</code> whose expected param types match - * those of a zero argument method. The usage requirements for both - * of these <code>MethodExpression</code> instances are described in - * {@link #processItemChange}.</p> - * - * @param methodExpressionOneArg a <code>MethodExpression</code> - * that points to a method that returns <code>void</code> and takes - * a single argument of type {@link ItemChangeEvent}. - */ - public MethodExpressionItemChangeListener(MethodExpression methodExpressionOneArg) { - - super(); - this.methodExpressionOneArg = methodExpressionOneArg; - FacesContext context = FacesContext.getCurrentInstance(); - ELContext elContext = context.getELContext(); - this.methodExpressionZeroArg = context.getApplication(). - getExpressionFactory().createMethodExpression(elContext, - methodExpressionOneArg.getExpressionString(), Void.class, - ITEM_CHANGE_LISTENER_ZERO_ARG_SIG); + public MethodExpressionItemChangeListener(MethodExpression methodExprOneArg) { + super(methodExprOneArg); } - /** - * <p>Construct a {@link ItemChangeListener} that contains a {@link MethodExpression}.</p> - * - * @param methodExpressionOneArg - * @param methodExpressionZeroArg - */ - public MethodExpressionItemChangeListener(MethodExpression methodExpressionOneArg, - MethodExpression methodExpressionZeroArg) { - - super(); - this.methodExpressionOneArg = methodExpressionOneArg; - this.methodExpressionZeroArg = methodExpressionZeroArg; + public MethodExpressionItemChangeListener(MethodExpression methodExprOneArg, MethodExpression methodExprZeroArg) { + super(methodExprOneArg, methodExprZeroArg); } - // ------------------------------------------------------- Event Method + // ------------------------------------------------------- Listener Method - /** - * <p><span class="changed_modified_2_0">Call</span> through to the - * {@link MethodExpression} passed in our constructor. <span - * class="changed_added_2_0">First, try to invoke the - * <code>MethodExpression</code> passed to the constructor of this - * instance, passing the argument {@link ItemChangeEvent} as the - * argument. If a {@link MethodNotFoundException} is thrown, call - * to the zero argument <code>MethodExpression</code> derived from - * the <code>MethodExpression</code> passed to the constructor of - * this instance. If that fails for any reason, throw an {@link - * AbortProcessingException}, including the cause of the - * failure.</span></p> - * - * @throws NullPointerException {@inheritDoc} - * @throws AbortProcessingException {@inheritDoc} - */ public void processItemChange(ItemChangeEvent itemChangeEvent) throws AbortProcessingException { - - if (itemChangeEvent == null) { - throw new NullPointerException(); - } - FacesContext context = FacesContext.getCurrentInstance(); - ELContext elContext = context.getELContext(); - // PENDING: The corresponding code in MethodExpressionActionListener - // has an elaborate message capture, logging, and rethrowing block. - // Why not here? - try { - methodExpressionOneArg.invoke(elContext, new Object[] {itemChangeEvent}); - } catch (MethodNotFoundException mnf) { - if (null != methodExpressionZeroArg) { - - try { - // try to invoke a no-arg version - methodExpressionZeroArg.invoke(elContext, NO_PARAMS); - } catch (ELException e) { - throw new AbortProcessingException(e.getMessage(), e.getCause()); - } - } - } catch (ELException e) { - throw new AbortProcessingException(e.getMessage(), e.getCause()); - } + processEvent(itemChangeEvent); } - - - // ------------------------------------------------ Methods from StateHolder - - - /** - * <p class="changed_modified_2_0">Both {@link MethodExpression} - * instances described in the constructor must be saved.</p> - */ - public Object saveState(FacesContext context) { - if (context == null) { - throw new NullPointerException(); - } - - return new Object[] { - UIComponentBase.saveAttachedState(context, methodExpressionOneArg), - UIComponentBase.saveAttachedState(context, methodExpressionZeroArg) - }; - } - - - /** - * <p class="changed_modified_2_0">Both {@link MethodExpression} - * instances described in the constructor must be restored.</p> - */ - public void restoreState(FacesContext context, Object state) { - if (context == null) { - throw new NullPointerException(); - } - - if (state == null) { - return; - } - - methodExpressionOneArg = (MethodExpression) UIComponentBase - .restoreAttachedState(context, ((Object[]) state)[0]); - methodExpressionZeroArg = (MethodExpression) UIComponentBase - .restoreAttachedState(context, ((Object[]) state)[1]); - } - - - public boolean isTransient() { - return isTransient; - } - - public void setTransient(boolean newTransientValue) { - isTransient = newTransientValue; - } } Modified: trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionItemRenderer.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionItemRenderer.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionItemRenderer.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -34,6 +34,8 @@ import javax.faces.context.ResponseWriter; import java.io.IOException; +import static org.richfaces.component.AbstractTogglePanelTitledItem.HeaderStates; + /** * * <div id="clientId" class="rf-aci"> @@ -50,7 +52,7 @@ * @author akolonitsky * @since 2010-08-05 */ -@ResourceDependencies({ // TODO review +@ResourceDependencies({ @ResourceDependency(library = "javax.faces", name = "jsf.js"), @ResourceDependency(name = "jquery.js"), @ResourceDependency(name = "richfaces.js"), @@ -118,15 +120,15 @@ AbstractTogglePanelTitledItem titledItem = (AbstractTogglePanelTitledItem) component; boolean isActive = titledItem.isActive(); boolean isDisabled = titledItem.isDisabled(); - encodeHeader(facesContext, component, responseWriter, "inactive", !isActive && !isDisabled); - encodeHeader(facesContext, component, responseWriter, "active", isActive && !isDisabled); - encodeHeader(facesContext, component, responseWriter, "disable", isDisabled); + encodeHeader(facesContext, titledItem, responseWriter, HeaderStates.inactive, !isActive && !isDisabled); + encodeHeader(facesContext, titledItem, responseWriter, HeaderStates.active, isActive && !isDisabled); + encodeHeader(facesContext, titledItem, responseWriter, HeaderStates.disable, isDisabled); responseWriter.endElement("div"); } - private void encodeHeader(FacesContext facesContext, UIComponent component, ResponseWriter writer, - String state, Boolean isDisplay) throws IOException { + private void encodeHeader(FacesContext facesContext, AbstractTogglePanelTitledItem component, ResponseWriter writer, + HeaderStates state, Boolean isDisplay) throws IOException { writer.startElement("div", component); @@ -134,11 +136,11 @@ writer.writeAttribute("style", "display : none", null); } - String name = "headerClass" + capitalize(state); + String name = "headerClass" + capitalize(state.toString()); writer.writeAttribute("class", "rf-aci-h-" + state + " " + attributeAsString(component, name), name); - UIComponent headerFacet = component.getFacet("header" + capitalize(state)); + UIComponent headerFacet = component.getHeaderFacet(state); if (headerFacet != null && headerFacet.isRendered()) { headerFacet.encodeAll(facesContext); } else { Modified: trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionRenderer.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionRenderer.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/AccordionRenderer.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -39,9 +39,8 @@ /** * @author akolonitsky - * @since 2010-08-05 */ -@ResourceDependencies( { // TODO review +@ResourceDependencies( { @ResourceDependency(library = "javax.faces", name = "jsf.js"), @ResourceDependency(name = "jquery.js"), @ResourceDependency(name = "richfaces.js"), Modified: trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/CollapsiblePanelRenderer.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/CollapsiblePanelRenderer.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/CollapsiblePanelRenderer.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -25,6 +25,7 @@ import org.ajax4jsf.javascript.JSObject; import org.richfaces.component.AbstractCollapsiblePanel; import org.richfaces.component.AbstractTogglePanel; +import org.richfaces.component.AbstractTogglePanelTitledItem; import javax.faces.application.ResourceDependencies; import javax.faces.application.ResourceDependency; @@ -32,9 +33,11 @@ import javax.faces.context.FacesContext; import javax.faces.context.ResponseWriter; import java.io.IOException; +import java.util.HashMap; import java.util.List; import java.util.Map; +import static org.richfaces.component.AbstractCollapsiblePanel.States.*; import static org.richfaces.component.util.HtmlUtil.concatClasses; import static org.richfaces.component.util.HtmlUtil.concatStyles; @@ -104,11 +107,13 @@ protected Map<String, Object> getScriptObjectOptions(FacesContext context, UIComponent component) { AbstractTogglePanel panel = (AbstractTogglePanel) component; - Map<String, Object> options = super.getScriptObjectOptions(context, component); + Map<String, Object> options = new HashMap<String, Object>(); + options.put("activeItem", panel.getActiveItem()); + options.put("ajax", getAjaxOptions(context, panel)); options.put("switchMode", panel.getSwitchType()); -// TogglePanelRenderer.addEventOption(context, panel, options, SWITCH); -// TogglePanelRenderer.addEventOption(context, panel, options, BEFORE_SWITCH); + TogglePanelRenderer.addEventOption(context, panel, options, SWITCH); + TogglePanelRenderer.addEventOption(context, panel, options, BEFORE_SWITCH); return options; } @@ -119,18 +124,18 @@ writer.writeAttribute("class", concatClasses("rf-cp-hr", attributeAsString(component, "headerClass")), null); AbstractCollapsiblePanel panel = (AbstractCollapsiblePanel) component; - encodeHeader(context, component, writer, "expanded", panel.isExpanded()); - encodeHeader(context, component, writer, "collapsed", !panel.isExpanded()); + encodeHeader(context, component, writer, expanded, panel.isExpanded()); + encodeHeader(context, component, writer, collapsed, !panel.isExpanded()); writer.endElement("div"); } - private void encodeHeader(FacesContext context, UIComponent component, ResponseWriter responseWriter, String state, boolean isVisible) throws IOException { + private void encodeHeader(FacesContext context, UIComponent component, ResponseWriter responseWriter, AbstractCollapsiblePanel.States state, boolean isVisible) throws IOException { responseWriter.startElement("div", component); responseWriter.writeAttribute("class", "rf-cp-hr-" + state, null); responseWriter.writeAttribute("style", concatStyles(styleElement("display", isVisible ? "" : "none"), attributeAsString(component, "headerClass")), null); - UIComponent header = component.getFacet("header" + capitalize(state)); + UIComponent header = AbstractTogglePanelTitledItem.getHeaderFacet(component, state); if (header != null && header.isRendered()) { header.encodeAll(context); } else { Modified: trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/DivPanelRenderer.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/DivPanelRenderer.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/renderkit/html/DivPanelRenderer.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -86,7 +86,7 @@ * @return Capitalized string. * @throws IllegalArgumentException String is <kk>null</kk> or empty. */ - protected static String capitalize(final String string) { + public static String capitalize(final String string) { return Character.toUpperCase(string.charAt(0)) + string.substring(1); } Modified: trunk/ui/output/ui/src/main/java/org/richfaces/view/facelets/html/ItemChangeListenerHandler.java =================================================================== --- trunk/ui/output/ui/src/main/java/org/richfaces/view/facelets/html/ItemChangeListenerHandler.java 2010-09-01 08:15:07 UTC (rev 19057) +++ trunk/ui/output/ui/src/main/java/org/richfaces/view/facelets/html/ItemChangeListenerHandler.java 2010-09-01 08:33:51 UTC (rev 19058) @@ -22,7 +22,6 @@ package org.richfaces.view.facelets.html; -import org.richfaces.component.AbstractTogglePanel; import org.richfaces.event.ItemChangeEvent; import org.richfaces.event.ItemChangeListener; import org.richfaces.event.ItemChangeSource; @@ -31,14 +30,8 @@ import javax.faces.component.UIComponent; import javax.faces.context.FacesContext; import javax.faces.event.AbortProcessingException; -import javax.faces.view.EditableValueHolderAttachedObjectHandler; -import javax.faces.view.facelets.ComponentHandler; import javax.faces.view.facelets.FaceletContext; -import javax.faces.view.facelets.TagAttribute; -import javax.faces.view.facelets.TagAttributeException; import javax.faces.view.facelets.TagConfig; -import javax.faces.view.facelets.TagException; -import javax.faces.view.facelets.TagHandler; import java.io.Serializable; /** @@ -46,90 +39,24 @@ * @author akolonitsky * @version 1.0 */ -public final class ItemChangeListenerHandler extends TagHandler implements EditableValueHolderAttachedObjectHandler { +public final class ItemChangeListenerHandler extends EventListenerHandler { - private static class LazyItemChangeListener implements ItemChangeListener, Serializable { + private static class LazyItemChangeListener extends LazyEventListener<ItemChangeListener> implements ItemChangeListener, Serializable { + private static final long serialVersionUID = 7715606467989165179L; - private static final long serialVersionUID = 1L; - - private final String type; - - private final ValueExpression binding; - LazyItemChangeListener(String type, ValueExpression binding) { - this.type = type; - this.binding = binding; + super(type, binding); } - public void processItemChange(ItemChangeEvent event) - throws AbortProcessingException { - - FacesContext faces = FacesContext.getCurrentInstance(); - if (faces == null) { - return; - } - - ItemChangeListener instance = null; - if (this.binding != null) { - instance = (ItemChangeListener) binding.getValue(faces.getELContext()); - } - if (instance == null && this.type != null) { - try { - instance = (ItemChangeListener) forName(this.type).newInstance(); - } catch (Exception e) { - throw new AbortProcessingException("Couldn't Lazily instantiate ItemChangeListener", e); - } - if (this.binding != null) { - binding.setValue(faces.getELContext(), instance); - } - } - if (instance != null) { - instance.processItemChange(event); - } + public void processItemChange(ItemChangeEvent event) throws AbortProcessingException { + processEvent(event); } } - private final TagAttribute binding; - - private final String listenerType; - public ItemChangeListenerHandler(TagConfig config) { super(config); - this.binding = this.getAttribute("binding"); - TagAttribute type = this.getAttribute("type"); - if (type != null) { - if (type.isLiteral()) { - try { - forName(type.getValue()); - } catch (ClassNotFoundException e) { - throw new TagAttributeException(type, "Couldn't qualify ItemChangeListener", e); - } - } else { - throw new TagAttributeException(type, "Must be a literal class name of type ItemChangeListener"); - } - this.listenerType = type.getValue(); - } else { - this.listenerType = null; - } } - public void apply(FaceletContext ctx, UIComponent parent) { - - // only process if it's been created - if (parent == null || !ComponentHandler.isNew(parent)) { - return; - } - - if (parent instanceof AbstractTogglePanel) { - applyAttachedObject(ctx.getFacesContext(), parent); - } else if (UIComponent.isCompositeComponent(parent)) { - // Allow the composite component to know about the target component. - TagHandlerUtils.getOrCreateRetargetableHandlersList(parent).add(this); - } else { - throw new TagException(this.tag, "Parent is not of type AbstractTogglePanel, type is: " + parent); - } - } - public void applyAttachedObject(FacesContext context, UIComponent parent) { ValueExpression valueExpr = null; if (this.binding != null) { @@ -140,18 +67,5 @@ ItemChangeSource evh = (ItemChangeSource) parent; evh.addItemChangeListener(new LazyItemChangeListener(this.listenerType, valueExpr)); } - - public String getFor() { - TagAttribute attr = this.getAttribute("for"); - return attr == null ? null : attr.getValue(); - } - - public static Class<?> forName(String name) throws ClassNotFoundException { - if (null == name || "".equals(name)) { - return null; - } - - return Class.forName(name, false, Thread.currentThread().getContextClassLoader()); - } }