001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.myfaces.tobago.taglib.extension;
021    
022    import org.apache.myfaces.tobago.apt.annotation.ExtensionTag;
023    import org.apache.myfaces.tobago.apt.annotation.Tag;
024    import org.apache.myfaces.tobago.taglib.component.FileTag;
025    import org.apache.myfaces.tobago.taglib.component.InputTagDeclaration;
026    import org.apache.myfaces.tobago.taglib.decl.HasIdBindingAndRendered;
027    import org.apache.myfaces.tobago.taglib.decl.HasLabel;
028    import org.apache.myfaces.tobago.taglib.decl.HasLabelWidth;
029    import org.apache.myfaces.tobago.taglib.decl.HasTip;
030    import org.apache.myfaces.tobago.taglib.decl.IsDisabled;
031    import org.apache.myfaces.tobago.taglib.decl.IsRequired;
032    
033    import javax.servlet.jsp.JspException;
034    import javax.servlet.jsp.tagext.BodyTagSupport;
035    
036    /**
037     * Renders a file input field with a label.
038     * <p/>
039     * Short syntax of:
040     * <p/>
041     * <pre>
042     * &lt;tc:panel>
043     *   &lt;f:facet name="layout">
044     *     &lt;tc:gridLayout columns="fixed;*"/>
045     *   &lt;/f:facet>
046     *   &lt;tc:label value="#{label}" for="@auto"/>
047     *   &lt;tc:file value="#{value}">
048     *     ...
049     *   &lt;/tc:in>
050     * &lt;/tc:panel>
051     * </pre>
052     */
053    
054    @Tag(name = "file")
055    @ExtensionTag(baseClassName = "org.apache.myfaces.tobago.taglib.component.FileTag")
056    public class FileExtensionTag extends BodyTagSupport
057        implements InputTagDeclaration, HasIdBindingAndRendered, IsDisabled,
058        HasTip, HasLabel, HasLabelWidth, IsRequired {
059    
060      private String binding;
061      private String label;
062      private String value;
063      private String valueChangeListener;
064      private String validator;
065      private String disabled;
066      private String rendered;
067      private String tip;
068      private String onchange;
069      private String labelWidth;
070      private String required;
071      private String tabIndex;
072      private String focus;
073    
074      private LabelExtensionTag labelTag;
075      private FileTag fileTag;
076    
077      @Override
078      public int doStartTag() throws JspException {
079    
080        labelTag = new LabelExtensionTag();
081        labelTag.setPageContext(pageContext);
082        if (label != null) {
083          labelTag.setValue(label);
084        }
085        if (tip != null) {
086          labelTag.setTip(tip);
087        }
088        if (rendered != null) {
089          labelTag.setRendered(rendered);
090        }
091        if (labelWidth != null) {
092          labelTag.setColumns(labelWidth + ";*");
093        }
094        labelTag.setParent(getParent());
095        labelTag.doStartTag();
096    
097        fileTag = new FileTag();
098        fileTag.setPageContext(pageContext);
099        if (value != null) {
100          fileTag.setValue(value);
101        }
102        if (valueChangeListener != null) {
103          fileTag.setValueChangeListener(valueChangeListener);
104        }
105        if (binding != null) {
106          fileTag.setBinding(binding);
107        }
108        if (validator != null) {
109          fileTag.setValidator(validator);
110        }
111        if (disabled != null) {
112          fileTag.setDisabled(disabled);
113        }
114        if (id != null) {
115          fileTag.setId(id);
116        }
117        if (onchange != null) {
118          fileTag.setOnchange(onchange);
119        }
120        if (required != null) {
121          fileTag.setRequired(required);
122        }
123        if (tabIndex != null) {
124          fileTag.setTabIndex(tabIndex);
125        }
126        if (focus != null) {
127          fileTag.setFocus(focus);
128        }
129        fileTag.setParent(labelTag);
130        fileTag.doStartTag();
131    
132        return super.doStartTag();
133      }
134    
135      @Override
136      public int doEndTag() throws JspException {
137        fileTag.doEndTag();
138        labelTag.doEndTag();
139        return super.doEndTag();
140      }
141    
142      @Override
143      public void release() {
144        super.release();
145        binding = null;
146        validator = null;
147        disabled = null;
148        label = null;
149        labelWidth = null;
150        tip = null;
151        onchange = null;
152        value = null;
153        rendered = null;
154        valueChangeListener = null;
155        required = null;
156        tabIndex = null;
157        fileTag = null;
158        labelTag = null;
159        focus = null;
160      }
161    
162      public void setLabel(String label) {
163        this.label = label;
164      }
165    
166      public void setValue(String value) {
167        this.value = value;
168      }
169    
170      public void setValueChangeListener(String valueChangeListener) {
171        this.valueChangeListener = valueChangeListener;
172      }
173    
174      public void setOnchange(String onchange) {
175        this.onchange = onchange;
176      }
177    
178      public void setBinding(String binding) {
179        this.binding = binding;
180      }
181    
182      public void setRendered(String rendered) {
183        this.rendered = rendered;
184      }
185    
186      public void setValidator(String validator) {
187        this.validator = validator;
188      }
189    
190      public void setDisabled(String disabled) {
191        this.disabled = disabled;
192      }
193    
194      public void setTip(String tip) {
195        this.tip = tip;
196      }
197    
198      public void setLabelWidth(String labelWidth) {
199        this.labelWidth = labelWidth;
200      }
201    
202      public void setRequired(String required) {
203        this.required = required;
204      }
205    
206      public void setTabIndex(String tabIndex) {
207        this.tabIndex = tabIndex;
208      }
209    
210      public void setFocus(String focus) {
211        this.focus = focus;
212      }
213    }