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/*
* 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.empire.struts2.jsp.controls;
import java.util.Locale;
import org.apache.empire.commons.StringUtils;
import org.apache.empire.data.Column;
import org.apache.empire.struts2.html.HtmlTagDictionary;
import org.apache.empire.struts2.html.HtmlWriter;
import org.apache.empire.struts2.html.HtmlWriter.HtmlTag;
import org.apache.commons.lang.xwork.StringEscapeUtils;
public class TextAreaInputControl extends InputControl
{
private static final char NBSP = 160; // Non breaking space
@Override
protected Object parseValue(String value, Locale locale, Column column)
{
int idx;
int len = value.length();
// Remove trailing whitespace + nbsp
for (idx=len-1; idx>=0; idx--)
if (value.charAt(idx)!=NBSP && value.charAt(idx)!=' ')
break;
idx++;
if (idx0)
value = value.substring(idx);
// Done
return value;
}
@Override
public void renderText(HtmlWriter writer, ValueInfo vi)
{
// Wrap read only in a div if it's a control
if ((vi instanceof ControlInfo))
{
ControlInfo ci = ((ControlInfo)vi);
// cssSTyle
String style = StringUtils.valueOf(ci.getCssStyle());
if (style.toLowerCase().indexOf("height")<0)
{
if (style.length()>0)
style += ";";
// append height
double height = Math.max(ci.getVSize(), 2) * 1.25;
style += "height:" + height + "em";
}
// Wrap read only in a div if it's a control
HtmlTagDictionary dic = HtmlTagDictionary.getInstance();
HtmlTag div = writer.startTag(dic.InputReadOnlyDataWrapperTag());
div.addAttribute("id", ci.getId());
div.addAttribute("class", ci.getCssClass());
div.addAttribute("style", style);
div.beginBody();
internalRenderText(writer, vi);
div.endTag();
}
else
{
super.internalRenderText(writer, vi);
}
}
@Override
protected void internalRenderText(HtmlWriter writer, ValueInfo vi)
{
String text = formatValue(vi);
text = StringUtils.replaceAll(text, "\r", "");
text = StringUtils.replaceAll(text, "\n", " ");
printText(writer, text, " ");
}
@Override
public void renderInput(HtmlWriter writer, ControlInfo ci)
{
HtmlTag input = writer.startTag("textarea");
input.addAttribute("id", ci.getId());
input.addAttribute("class", ci.getCssClass());
input.addAttribute("style", ci.getCssStyle());
input.addAttribute("name", ci.getName());
input.addAttribute("disabled", ci.getDisabled());
input.addAttribute("rows", Math.max(ci.getVSize(), 2));
input.addAttribute("cols", Math.max(ci.getHSize(), 1));
// maxlength
if (ci.getDisabled()==false)
{ // Get Max Length
String checklength = getFormatOption(ci, "maxlength:");
if (StringUtils.isNotEmpty(checklength))
{ // Do lengthcheck via onKeyPress and onKeyUp Events
int maxLength = (int)ci.getColumn().getSize();
checklength = StringUtils.replace(checklength, "{0}", String.valueOf(maxLength));
input.addAttribute("onkeypress", checklength);
input.addAttribute("onkeyup", checklength);
}
}
// Event Attributes
input.addAttribute("onclick", ci.getOnclick());
input.addAttribute("onchange", ci.getOnchange());
input.addAttribute("onfocus", ci.getOnfocus());
input.addAttribute("onblur", ci.getOnblur());
// Body
String value = StringUtils.toString(ci.getValue());
value = StringEscapeUtils.escapeHtml(value);
input.beginBody(value);
// End
input.endTag();
}
}
