J2ME

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Java

ListLayout.java：源码内容

							/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.framework;
import javax.microedition.lcdui.Graphics;
/**
 *
 * @author swaroop_kumar
 */
public class ListLayout implements Layout{
    int startX,startY,padding,horAllignment;
    public ListLayout(int startX, int startY, int padding, int horAllignment) {
        this.startX = startX;
        this.startY = startY;
        this.padding = padding;
        this.horAllignment = horAllignment;
    }
    
    
    public void applyLayout(ScrollableContainer container) {
        int _y = startY;
        int containerWidth = container.getWidth() ;
        if(container.isScrollBarPresent())
        {
            containerWidth -= ScrollableContainer.SCROLL_BAR_WIDTH;
        }
        for (int i = 0; i < container.childrens.size(); i++) {
            UIControl control = (UIControl)container.childrens.elementAt(i);
            int x = startX;
            if(horAllignment == Graphics.HCENTER)
            {
                if(control.getWidth() > containerWidth)
                {
                    control.setWidth(containerWidth);
                }
                x = (containerWidth - control.getWidth()) >> 1;
            }else if(horAllignment == Graphics.RIGHT)
            {
                x = container.getWidth() - control.getWidth() - startX;
            }
            control.setPoistion(x, _y);
            _y += control.getHeight() + padding;
        }
    }
}

						