gridlayoutdemo.java

来自「JAVA程序设计课程中各章节的程序实例。」· Java 代码 · 共 29 行

/**
*A grid layout program
*2004.11.22. xhcprince
*/
import java.awt.*;

class B extends Frame
{
	B(String s)
	{
		super(s);
		setSize(300,160);
		setLayout(new GridLayout(3,4));//3 rows 4 cols

		for(int i=1; i<=12; ++i)       //from left to right	
		{
			add(new Button("Button " + i));
		}
		setVisible(true);
	}
}

class gridlayoutDemo
{
	public static void main(String args[])
	{
		B b = new B("Grid layout");
	}
}