组件边框设置

悠悠 2022-07-14 04:28 208阅读 0赞

import java.awt.Color;
    import java.awt.Font;
    import java.awt.GridLayout;
    
    import javax.swing.BorderFactory;
    import javax.swing.JFrame;
    import javax.swing.JLabel;
    import javax.swing.JPanel;
    import javax.swing.border.BevelBorder;
    import javax.swing.border.Border;
    import javax.swing.border.CompoundBorder;
    import javax.swing.border.EtchedBorder;
    import javax.swing.border.LineBorder;
    import javax.swing.border.MatteBorder;
    import javax.swing.border.TitledBorder;
    
    public class BorderTest {
        private JFrame jf=new JFrame("测试边框");
        public void init(){
            jf.setLayout(new GridLayout(2,4));
            //使用静态工厂方法创建BevelBorder
            Border bb=BorderFactory.createBevelBorder(BevelBorder.RAISED,Color.RED,Color.GREEN,Color.BLUE,Color.GRAY);
            jf.add(getPanelWithBorder(bb,"BevelBorder"));
            //使用静态工厂方法创建LineBorder
            Border lb=BorderFactory.createLineBorder(Color.ORANGE,10);
            jf.add(getPanelWithBorder(lb,"LineBorder"));
            //使用静态工厂方法创建EmptyBorder，EmptyBorder就是在组件四周留空
            Border eb=BorderFactory.createEmptyBorder(20,5,10,30);
            jf.add(getPanelWithBorder(eb,"EmptyBorder"));
            //使用静态工厂方法 创建EtchedBorder
            Border etb=BorderFactory.createEtchedBorder(EtchedBorder.RAISED,Color.RED,Color.GREEN);
            jf.add(getPanelWithBorder(etb,"EtchedBorder"));
            //直接创建TitleBorder，TitleBorder就是为原有的边框增加标题
            TitledBorder tb=new TitledBorder(lb,"测试标题",TitledBorder.LEFT,TitledBorder.BOTTOM,new Font("StSong",Font.BOLD,18),Color.BLUE);
            jf.add(getPanelWithBorder(tb,"TitledBorder"));
            //直接创建MatteBorder,MatteBorder是EmptyBorder的子类，它可以指定留空区域的颜色或背景，此处是指定颜色
            MatteBorder mb=new MatteBorder(20,5,10,30,Color.GREEN);
            jf.add(getPanelWithBorder(mb,"MatteBorder"));
            //直接创建CompoundBorder,CompoundBorder将两个边框组合成新边框
            CompoundBorder cb=new CompoundBorder(new LineBorder(Color.RED,8),tb);
            jf.add(getPanelWithBorder(cb,"CompoundBorder"));
            jf.pack();
            jf.setVisible(true);
        }
        public static void main(String args []){
            new BorderTest().init();
        }
        public JPanel getPanelWithBorder(Border b,String BorderName){
            JPanel p=new JPanel();
            p.add(new JLabel(BorderName));
            //为Panel组件设置边框
            p.setBorder(b);
            return p;
        }
    }

![这里写图片描述][20161127171625315]

[20161127171625315]: /images/20220714/c051b3019e654986acf01b254e329729.png