slidertag.java

来自「tbuy1.1.5是在netbeans环境下用JSF技术编写的一个论坛tbuy1」· Java 代码 · 共 110 行

/*
 * SliderTag.java
 * 
 * Created on 2007-9-25, 7:38:35
 * 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package biz.tbuy.common.components.test;

import javax.faces.application.Application;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.el.ValueBinding;
import javax.faces.webapp.UIComponentTag;

/**
 *
 * @author Administrator
 */
public class SliderTag extends UIComponentTag{
    String For = null;
    String maxval = null;
    String horizontal = null;
    String length = null;

    public SliderTag() {
    }

    public String getComponentType() {
        return "SliderInput";
    }

    public String getRendererType() {
        return null;
    }

    @Override
    protected void setProperties(UIComponent ui) {
        super.setProperties(ui);
        if (For != null) {
            if (isValueReference(For)) {
                FacesContext fc = FacesContext.getCurrentInstance();
                Application app = fc.getApplication();
                ValueBinding vb = app.createValueBinding(For);
                ui.setValueBinding("for", vb);
            } else {
                ui.getAttributes().put("for", For);
            }
        }
        if (maxval != null) {
            if (isValueReference(maxval)) {
                FacesContext fc = FacesContext.getCurrentInstance();
                Application app = fc.getApplication();
                ValueBinding vb = app.createValueBinding(maxval);
                ui.setValueBinding("maxval", vb);
            } else {
                ui.getAttributes().put("maxval", maxval);
            }
        }
        
        if (horizontal != null) {
            if (isValueReference(horizontal)) {
                FacesContext fc = FacesContext.getCurrentInstance();
                Application app = fc.getApplication();
                ValueBinding vb = app.createValueBinding(horizontal);
                ui.setValueBinding("horizontal", vb);
            } else {
                ui.getAttributes().put("horizontal", horizontal);
            }
        }
        if (length != null) {
            if (isValueReference(length)) {
                FacesContext fc = FacesContext.getCurrentInstance();
                Application app = fc.getApplication();
                ValueBinding vb = app.createValueBinding(length);
                ui.setValueBinding("length", vb);
            } else {
                ui.getAttributes().put("length", length);
            }
        }
    }
    
    public void setFor(String For) {
        this.For = For;
    }
    
    public void setMaxval(String maxval) {
        this.maxval = maxval;
    }
    
    public void setHorizontal(String horizontal) {
        this.horizontal = horizontal;
    }
    
    public void setLength(String length) {
        this.length = length;
    }
    
    @Override
    public void release() {
        super.release();
        For = null;
        maxval = null;
        horizontal = null;
        length = null;
    }
}