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/*
* The MIT License
*
* Copyright (c) 2009-2021 PrimeTek
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.util;
import javax.faces.context.FacesContext;
public class StyleBuilder {
private static final String KEY = StyleBuilder.class.getName() + "#style";
private final StringBuilder sb;
public StyleBuilder(FacesContext context) {
sb = SharedStringBuilder.get(context, KEY);
}
public StyleBuilder add(boolean condition, String style) {
if (condition) {
if (sb.length() != 0) {
sb.append(Constants.SEMICOLON);
}
sb.append(style);
}
return this;
}
public StyleBuilder add(boolean condition, String attribute, String value) {
if (condition) {
if (sb.length() != 0) {
sb.append(Constants.SEMICOLON);
}
sb.append(attribute).append(Constants.COLON).append(value);
}
return this;
}
public StyleBuilder add(boolean condition, String attribute, String trueValue, String falseValue) {
add(condition, attribute, trueValue).add(!condition, attribute, falseValue);
return this;
}
public StyleBuilder add(String style) {
add(LangUtils.isNotBlank(style), style);
return this;
}
public StyleBuilder add(String defaultStyle, String userStyle) {
add(defaultStyle).add(userStyle);
return this;
}
public String build() {
String style = sb.toString();
sb.setLength(0);
return style;
}
}
