Question

java中用Gridbaglayout 创建一个3行3列的按钮，求帮忙，急！

请您把代码给我吧，谢谢，我想学习学习。。。。如何使用GridBagLayout。

若以下回答无法解决问题，邀请你更新回答

Answer 1

setLayout( new GridBagLayout(3,3));
add(new JButton("1-1") );
add(new JButton("1-2") );
add(new JButton("1-3") );

add(new JButton("2-1") );
add(new JButton("2-2") );
add(new JButton("2-3") );

add(new JButton("3-1") );
add(new JButton("3-2") );
add(new JButton("3-3") );

追问

你的是GridLayout，不是GridBagLayout。。。。

追答

protected void makebutton(String name, GridBagLayout gridbag, GridBagConstraints c) {Button button = new Button(name);gridbag.setConstraints(button, c);this.add(button);}GridBagLayout gridbag = new GridBagLayout();GridBagConstraints c = new GridBagConstraints();this.setFont(new Font("SansSerif", Font.PLAIN, 14));this.setLayout(gridbag);c.fill = GridBagConstraints.BOTH;c.weightx = 1.0;makebutton("Button1", gridbag, c);makebutton("Button2", gridbag, c);c.gridwidth = GridBagConstraints.REMAINDER;makebutton("Button3", gridbag, c);c.gridwidth = 1;makebutton("Button4", gridbag, c);makebutton("Button5", gridbag, c);c.gridwidth = GridBagConstraints.REMAINDER;makebutton("Button6", gridbag, c);c.gridwidth = 1;makebutton("Button7", gridbag, c);makebutton("Button8", gridbag, c);makebutton("Button9", gridbag, c);c.gridwidth = GridBagConstraints.REMAINDER;