Java Swing之查看图标信息
2018年08月22日(星期三)  农历:戊戌年七月十二

作者:三年。分类: JAVA

 *查看图标的信息

*@author zengto

*/

package com.zengto;

import java.awt.FlowLayout;

import javax.swing.ImageIcon;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.border.EmptyBorder;

public class ImageInfoDemo extends JFrame{

public ImageInfoDemo (){

this.setTitle("查看图标信息");

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setBounds(100, 100, 300, 150);

JPanel contentPane=new JPanel();

contentPane.setBorder(new EmptyBorder(5,5,5,5));

this.setContentPane(contentPane);

contentPane.setLayout(new FlowLayout(FlowLayout.CENTER,5,5));

JLabel label=new JLabel("");

ImageIcon icon=new ImageIcon("1.png");

label.setIcon(icon);

StringBuilder sb=new StringBuilder();

sb.append("图标宽度:"+icon.getIconWidth()+",");

sb.append("图标高度:"+icon.getIconHeight());

label.setText(sb.toString());

contentPane.add(label);

this.setVisible(true);

}

public static void main(String []args){

ImageInfoDemo example=new ImageInfoDemo();

}

}

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