gridbaglayout3.java

来自「这是清华大学编写的JAVA教材中所有题目的源代码！」· Java 代码 · 共 42 行

import java.awt.*;

class GridBagLayoutTest
{
	private static void add(Container con,Component com,int att[])
	{
		GridBagConstraints gridBagCons = new GridBagConstraints();
		
		gridBagCons.gridx=att[0];
		gridBagCons.gridy=att[1];
		gridBagCons.gridwidth=att[2];
		gridBagCons.gridheight=att[3];
		
		gridBagCons.weightx=att[4];
		gridBagCons.weighty=att[5];
		
		gridBagCons.anchor=att[6];
		gridBagCons.fill=att[7];
		
		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 att[][]={ {0,0,1,1,1,1,GridBagConstraints.NORTHWEST,GridBagConstraints.NONE},
					  {1,0,1,1,0,0,GridBagConstraints.CENTER,GridBagConstraints.BOTH},
					  {2,0,1,1,1,1,GridBagConstraints.NORTHEAST,GridBagConstraints.NONE},
					  {0,1,3,1,0,0,GridBagConstraints.CENTER,GridBagConstraints.BOTH} };
		for(int i=0;i<b.length;i++)
		{
			b[i]=new Button("Button"+(i+1));
			add(f,b[i],att[i]);
		}
		
		f.setSize(300,200);
		f.setVisible(true);
	}
}