gridbaglayoutstep1.java

JAVA SE6 全方位学习 朱仲杰 编著 机械工业出版社出版

import java.awt.*;

public class GridBagLayoutStep1
{
	public static void main(String argv[])
	{
		Frame f = new Frame("GridBagLayout Step 1");
		f.setLayout(new GridBagLayout());

		Button b[] = new Button[4];
		int att[][] = { {0, 0, 1, 1}, 
						{1, 0, 1, 1}, 
						{2, 0, 1, 1},
						{0, 1, 3, 1} };

		for (int i=0; i<b.length; i++)
		{
			b[i] = new Button("Button "+(i+1));
	                add(f, b[i], att[i]);
		}

		f.pack();
		f.setVisible(true);
	}

	private static void add(Container con, Component com, int att[])
	{
		GridBagConstraints cons = new GridBagConstraints();
		cons.gridx = att[0];
		cons.gridy = att[1];
		cons.gridwidth = att[2];
		cons.gridheight = att[3];

		con.add(com, cons);
	}
}