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java 中的 pack()

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java 中的 pack()
package net.mindview.util;
import java.awt.*;
import java.awt.event.*;
public class Eog extends Frame{
private Panel panel;
private Label label;
private String[] names={"7","8","9","+","4","5","6","-","1",
"2","3","*","0",".","=","/"
};
private Button[] buttons=new Button[16];
public Eog(String title){
super(title);
label=new Label();
panel=new Panel();
panel.setLayout(new GridLayout(4,4));
add(label,"North");
add(panel,"Center");
for(int i=0;i
java 中的 pack()
pack
public void pack()调整此窗口的大小,以适合其子组件的首选大小和布局.如果该窗口和/或其所有者还不可显示,则在计算首选大小之前都将变得可显示.在计算首选大小之后,将会验证该窗口.