Java——按钮组件：JButton

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Point;

import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;

//=================================================
// File Name       :	JFrame_demo
//------------------------------------------------------------------------------
// Author          :	Common

//主类
//Function        : 	JFrame_demo
public class JFrame_demo {

	public static void main(String[] args) {
		// TODO 自动生成的方法存根

		JFrame f = new JFrame("Swing窗口");							//实例化窗体对象
		String picPath = "/home/common/software/database/photo.jpg";
		Icon icon = new ImageIcon(picPath);

		JButton but = new JButton(icon);
		f.add(but);																				//向容器中加入组建
		Dimension dim = new Dimension();								//实例化Dimension对象

		dim.setSize(230,80);			//设置大小
		f.setSize(dim);						//设置组件大小
		f.setBackground(Color.WHITE);
		Point point = new Point(300,200);		//设置现实的坐标点
		f.setLocation(point);
		f.setVisible(true);

	}

}