myframe.java

Java实现的图片阅览程序

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.io.File;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;

public class MyFrame extends JFrame
{
	public MyFrame()
	{
		//初始化大小、位置、标题
		Toolkit kit=Toolkit.getDefaultToolkit();
		Dimension screenSize=kit.getScreenSize();
		setTitle("MySee");
		setBounds(screenSize.width/2-screenSize.width*3/8,screenSize.height/2-screenSize.height*3/8,screenSize.width*3/4,screenSize.height*3/4);
		Container contentPane=getContentPane();
		contentPane.setLayout(new BorderLayout());
		
		//文件树初始化
		fileTree.setSize(super.getWidth()/4,super.getHeight());
		contentPane.add(new JScrollPane(fileTree),BorderLayout.WEST);
		
		//图像显示区初始化
		panel.setLayout(new BorderLayout());
		panel.add(new JScrollPane(iPanel),BorderLayout.CENTER);
		contentPane.add(panel);
	}
	//文件改变的处理
	public void FileChanged(File f){
		iPanel.fileChanged(f);
	}
	
	FileTree fileTree=new FileTree(this);
	JPanel panel=new JPanel();
	ImagePanel iPanel=new ImagePanel();
	
}