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Posted to commits@myfaces.apache.org by lu...@apache.org on 2010/06/17 04:08:51 UTC

svn commit: r955457 - in /myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow: ./ AbstractSelectOneRow.java SelectOneRowRenderer.java

Author: lu4242
Date: Thu Jun 17 02:08:51 2010
New Revision: 955457

URL: http://svn.apache.org/viewvc?rev=955457&view=rev
Log:
TOMAHAWK-1474 Behavior support for components that contains event aware properties in jsf 2.0 module

Added:
    myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/
    myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/AbstractSelectOneRow.java
    myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/SelectOneRowRenderer.java

Added: myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/AbstractSelectOneRow.java
URL: http://svn.apache.org/viewvc/myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/AbstractSelectOneRow.java?rev=955457&view=auto
==============================================================================
--- myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/AbstractSelectOneRow.java (added)
+++ myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/AbstractSelectOneRow.java Thu Jun 17 02:08:51 2010
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.myfaces.custom.selectOneRow;
+
+import javax.faces.component.UIInput;
+import javax.faces.component.behavior.ClientBehaviorHolder;
+
+import org.apache.myfaces.component.AlignProperty;
+import org.apache.myfaces.component.ChangeSelectProperties;
+import org.apache.myfaces.component.EventAware;
+import org.apache.myfaces.component.FocusBlurProperties;
+
+/**
+ * Enhancement for a data-table to select one Row with a radio button. The row-index is stored in the vealu-binding
+ * 
+ * @JSFComponent
+ *   name = "t:selectOneRow"
+ *   class = "org.apache.myfaces.custom.selectOneRow.SelectOneRow"
+ *   tagClass = "org.apache.myfaces.custom.selectOneRow.SelectOneRowTag"
+ * @since 1.1.7
+ */
+public abstract class AbstractSelectOneRow extends UIInput 
+    implements AlignProperty, EventAware, FocusBlurProperties, ChangeSelectProperties, ClientBehaviorHolder
+{
+
+    public static final String COMPONENT_TYPE = "org.apache.myfaces.SelectOneRow";
+
+    public static final String COMPONENT_FAMILY = "org.apache.myfaces.SelectOneRow";
+
+    public static final String DEFAULT_RENDERER_TYPE = "org.apache.myfaces.SelectOneRow";
+
+    /**
+     * The Name of the radio-button-group to use. If EL expressions are used,
+     * note that every time this is evaluated should lead to the same value
+     * in the scope used, that means the UIData instance used, otherwise
+     * it could lead to unwanted side effects.
+     * 
+     * @JSFProperty
+     */
+    public abstract String getGroupName();
+    
+    /**
+     * HTML: When true, this element cannot receive focus.
+     * 
+     * @JSFProperty
+     *   defaultValue = "false"
+     */
+    public abstract boolean isDisabled();   
+    
+    /**
+     * HTML: When true, indicates that this component cannot be modified by the user.
+     * The element may receive focus unless it has also been disabled.
+     * 
+     * @JSFProperty
+     *   defaultValue = "false"
+     */
+    public abstract boolean isReadonly();    
+    
+}

Added: myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/SelectOneRowRenderer.java
URL: http://svn.apache.org/viewvc/myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/SelectOneRowRenderer.java?rev=955457&view=auto
==============================================================================
--- myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/SelectOneRowRenderer.java (added)
+++ myfaces/tomahawk/trunk/core20/src/main/java/org/apache/myfaces/custom/selectOneRow/SelectOneRowRenderer.java Thu Jun 17 02:08:51 2010
@@ -0,0 +1,202 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.myfaces.custom.selectOneRow;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+
+import javax.el.ValueExpression;
+import javax.faces.component.UIComponent;
+import javax.faces.component.UIData;
+import javax.faces.component.UIInput;
+import javax.faces.component.behavior.ClientBehavior;
+import javax.faces.context.FacesContext;
+import javax.faces.context.ResponseWriter;
+
+import org.apache.myfaces.shared_tomahawk.config.MyfacesConfig;
+import org.apache.myfaces.shared_tomahawk.renderkit.html.HTML;
+import org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlRenderer;
+import org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlRendererUtils;
+import org.apache.myfaces.shared_tomahawk.renderkit.html.util.ResourceUtils;
+
+/**
+ * 
+ * @JSFRenderer
+ *   renderKitId = "HTML_BASIC" 
+ *   family = "org.apache.myfaces.SelectOneRow"
+ *   type = "org.apache.myfaces.SelectOneRow"
+ * @since 1.1.7
+ */
+public class SelectOneRowRenderer extends HtmlRenderer
+{
+
+    public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException
+    {
+        if ((component instanceof SelectOneRow) && component.isRendered())
+        {
+            SelectOneRow row = (SelectOneRow) component;
+            String clientId = row.getClientId(facesContext);
+
+            ResponseWriter writer = facesContext.getResponseWriter();
+            
+            Map<String, List<ClientBehavior>> behaviors = null;
+            behaviors = row.getClientBehaviors();
+            if (!behaviors.isEmpty())
+            {
+                ResourceUtils.renderDefaultJsfJsInlineIfNecessary(facesContext, facesContext.getResponseWriter());
+            }
+
+            writer.startElement(HTML.INPUT_ELEM, row);
+            writer.writeAttribute(HTML.TYPE_ATTR, HTML.INPUT_TYPE_RADIO, null);
+            writer.writeAttribute(HTML.NAME_ATTR, row.getGroupName(), null);
+
+            if (isDisabled(facesContext, row))
+            {
+                writer.writeAttribute(HTML.DISABLED_ATTR, HTML.DISABLED_ATTR, null);
+            }
+            
+            writer.writeAttribute(HTML.ID_ATTR, clientId, null);
+
+            if (isRowSelected(row))
+            {
+                writer.writeAttribute(HTML.CHECKED_ATTR, HTML.CHECKED_ATTR, null);
+            }
+
+            writer.writeAttribute(HTML.VALUE_ATTR, clientId, null);
+
+            if (!behaviors.isEmpty())
+            {
+                HtmlRendererUtils.renderBehaviorizedOnchangeEventHandler(facesContext, writer, row, behaviors);
+                HtmlRendererUtils.renderBehaviorizedEventHandlers(facesContext, writer, row, behaviors);
+                HtmlRendererUtils.renderBehaviorizedFieldEventHandlersWithoutOnchange(facesContext, writer, row, behaviors);
+                HtmlRendererUtils.renderHTMLAttributes(writer, row, HTML.INPUT_PASSTHROUGH_ATTRIBUTES_WITHOUT_DISABLED_AND_EVENTS);
+            }
+            else
+            {
+                HtmlRendererUtils.renderHTMLAttributes(writer, row, HTML.INPUT_PASSTHROUGH_ATTRIBUTES_WITHOUT_DISABLED);
+            }
+
+            writer.endElement(HTML.INPUT_ELEM);
+        }
+    }
+    
+    /**
+     * Check if the component is disabled or not, taking into account
+     * the config init param org.apache.myfaces.READONLY_AS_DISABLED_FOR_SELECTS 
+     */
+    protected boolean isDisabled(FacesContext facesContext, SelectOneRow row)
+    {
+        boolean disabled = row.isDisabled();
+        boolean readonly = row.isReadonly();
+        if (!disabled && readonly)
+        {
+            disabled = MyfacesConfig.getCurrentInstance(facesContext
+                            .getExternalContext()).isReadonlyAsDisabledForSelect();
+        }
+        return disabled;        
+    }
+
+    private boolean isRowSelected(UIComponent component)
+    {
+        UIInput input = (UIInput) component;
+        Object value = input.getValue();
+
+        int currentRowIndex = getCurrentRowIndex(component);
+
+        return (value != null)
+                && (currentRowIndex == ((Number) value).intValue());
+
+    }
+
+    private int getCurrentRowIndex(UIComponent component)
+    {
+        UIData uidata = findUIData(component);
+        if (uidata == null)
+            return -1;
+        else
+            return uidata.getRowIndex();
+    }
+
+    protected UIData findUIData(UIComponent uicomponent)
+    {
+        if (uicomponent == null)
+            return null;
+        if (uicomponent instanceof UIData)
+            return (UIData) uicomponent;
+        else
+            return findUIData(uicomponent.getParent());
+    }
+
+    public void decode(FacesContext context, UIComponent uiComponent)
+    {
+        if (! (uiComponent instanceof SelectOneRow))
+        {
+            return;
+        }
+
+        if (!uiComponent.isRendered())
+        {
+            return;
+        }
+        SelectOneRow row = (SelectOneRow) uiComponent;
+
+        Map requestMap = context.getExternalContext().getRequestParameterMap();
+        String postedValue;
+
+        if (requestMap.containsKey(row.getGroupName()))
+        {
+            postedValue = (String) requestMap.get(row.getGroupName());
+            String clientId = row.getClientId(context);
+            if (clientId.equals(postedValue))
+            {
+                String[] postedValueArray = postedValue.split(":");
+                String rowIndex = postedValueArray[postedValueArray.length - 2];
+
+                ValueExpression vb = row.getValueExpression("value");
+                Class type = vb.getType(context.getELContext());
+                if (type == null)
+                {
+                    type = (vb.getValue(context.getELContext()) != null) ? vb.getValue(context.getELContext()).getClass() : null;
+                }
+                Object newValue = null;
+                if (type != null)
+                {
+                    if (type.isAssignableFrom(Long.class))
+                    {
+                        newValue = Long.valueOf(rowIndex);
+                    }
+                    else
+                    {
+                        newValue = Integer.valueOf(rowIndex);
+                    }
+                }
+                else
+                {
+                    newValue = Integer.valueOf(rowIndex);
+                }
+                //the value to go in conversion&validation
+                row.setSubmittedValue(newValue);
+                row.setValid(true);
+            }
+        }
+        
+        HtmlRendererUtils.decodeClientBehaviors(context, uiComponent);
+    }
+}