gridbaglayout5.java

这是清华大学编写的JAVA教材中所有题目的源代码！

import java.awt.*;

class GridBagLayoutTest
{
	private static void add(Container con,Component com,int att1[],int att2[])
	{
		GridBagConstraints gridBagCons = new GridBagConstraints();
		
		gridBagCons.gridx=att1[0];
		gridBagCons.gridy=att1[1];
		gridBagCons.gridwidth=att1[2];
		gridBagCons.gridheight=att1[3];
		
		gridBagCons.weightx=att1[4];
		gridBagCons.weighty=att1[5];
		
		gridBagCons.anchor=att1[6];
		gridBagCons.fill=att1[7];
		
		gridBagCons.ipadx=att1[8];
		gridBagCons.ipady=att1[9];
		
		Insets is=new Insets(att2[0],att2[1],att2[2],att2[3]);
		gridBagCons.insets=is;
		
		con.add(com,gridBagCons);
	}
	
	public static void main(String args[])
	{
		Frame f=new Frame("正在测试网格包布局！");
		f.setLayout(new GridBagLayout());
		
		Button b[]=new Button[4];
		int att1[][]={ {0,0,1,1,1,1,GridBagConstraints.NORTHWEST,GridBagConstraints.NONE,5,5},
					  {1,0,1,1,0,0,GridBagConstraints.CENTER,GridBagConstraints.BOTH,5,5},
					  {2,0,1,1,1,1,GridBagConstraints.NORTHEAST,GridBagConstraints.NONE,5,5},
					  {0,1,3,1,0,0,GridBagConstraints.CENTER,GridBagConstraints.BOTH,5,5} };
		int att2[][]={ {10,10,0,0},
					   {0,10,0,10},
					   {10,0,0,10},
					   {0,0,0,0} };
		
		for(int i=0;i<b.length;i++)
		{
			b[i]=new Button("Button"+(i+1));
			add(f,b[i],att1[i],att2[i]);
		}
		
		f.setSize(300,200);
		f.setVisible(true);
	}
}