gridbaglayout
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import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import javax.swing.JButton;
import javax.swing.JFrame;
public class ExampleFrame_03 extends JFrame {
public static void main(String args[]) {
ExampleFrame_03 frame = new ExampleFrame_03();
frame.setVisible(true);
}
public ExampleFrame_03() {
super();
setTitle("使用网格组布局管理器");
getContentPane().setLayout(new GridBagLayout());
setBounds(100, 100, 500, 170);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
final JButton button = new JButton("A");
final GridBagConstraints gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridy = 0;// 起始点为第1行
gridBagConstraints.gridx = 0;// 起始点为第1列
gridBagConstraints.weightx = 10;// 第一列的分布方式为10%
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
getContentPane().add(button, gridBagConstraints);
final JButton button_1 = new JButton("B");
final GridBagConstraints gridBagConstraints_1 = new GridBagConstraints();
gridBagConstraints_1.gridy = 0;
gridBagConstraints_1.gridx = 1;
gridBagConstraints_1.insets = new Insets(0, 5, 0, 0);// 设置组件左侧的最小距离
gridBagConstraints_1.weightx = 20;// 第一列的分布方式为20%
gridBagConstraints_1.fill = GridBagConstraints.HORIZONTAL;
getContentPane().add(button_1, gridBagConstraints_1);
final JButton button_2 = new JButton("C");
final GridBagConstraints gridBagConstraints_2 = new GridBagConstraints();
gridBagConstraints_2.gridy = 0;// 起始点为第1行
gridBagConstraints_2.gridx = 2;// 起始点为第3列
gridBagConstraints_2.gridheight = 2;// 组件占用两行
gridBagConstraints_2.insets = new Insets(0, 5, 0, 0);
gridBagConstraints_2.weightx = 30;// 第一列的分布方式为30%
gridBagConstraints_2.fill = GridBagConstraints.BOTH;// 同时调整组件的宽度和高度
getContentPane().add(button_2, gridBagConstraints_2);
final JButton button_3 = new JButton("D");
final GridBagConstraints gridBagConstraints_3 = new GridBagConstraints();
gridBagConstraints_3.gridy = 0;
gridBagConstraints_3.gridx = 3;
gridBagConstraints_3.gridheight = 4;
gridBagConstraints_3.insets = new Insets(0, 5, 0, 5);// 设置组件左侧和右侧的最小距离
gridBagConstraints_3.weightx = 40;// 第一列的分布方式为40%
gridBagConstraints_3.fill = GridBagConstraints.BOTH;
getContentPane().add(button_3, gridBagConstraints_3);
final JButton button_4 = new JButton("E");
final GridBagConstraints gridBagConstraints_4 = new GridBagConstraints();
gridBagConstraints_4.gridy = 1;
gridBagConstraints_4.gridx = 0;
gridBagConstraints_4.gridwidth = 2;// 组件占用两列
gridBagConstraints_4.insets = new Insets(5, 0, 0, 0);// 设置组件上方的最小距离
gridBagConstraints_4.fill = GridBagConstraints.HORIZONTAL;// 只调整组件的宽度
getContentPane().add(button_4, gridBagConstraints_4);
final JButton button_5 = new JButton("F");
final GridBagConstraints gridBagConstraints_5 = new GridBagConstraints();
gridBagConstraints_5.gridy = 2;// 起始点为第3行
gridBagConstraints_5.gridx = 0;// 起始点为第1列
gridBagConstraints_5.insets = new Insets(5, 0, 0, 0);
gridBagConstraints_5.fill = GridBagConstraints.HORIZONTAL;
getContentPane().add(button_5, gridBagConstraints_5);
final JButton button_6 = new JButton("G");
final GridBagConstraints gridBagConstraints_6 = new GridBagConstraints();
gridBagConstraints_6.gridy = 2;
gridBagConstraints_6.gridx = 1;
gridBagConstraints_6.gridwidth = 2;// 组件占用两列
gridBagConstraints_6.gridheight = 2;// 组件占用两行
gridBagConstraints_6.insets = new Insets(5, 5, 0, 0);
gridBagConstraints_6.fill = GridBagConstraints.BOTH;// 只调整组件的高度
// gridBagConstraints_6.fill = GridBagConstraints.VERTICAL;// 只调整组件的高度
// gridBagConstraints_6.ipadx = 30;// 增加组件的首选宽度
// gridBagConstraints_6.anchor = GridBagConstraints.EAST;// 显示在东方
getContentPane().add(button_6, gridBagConstraints_6);
final JButton button_7 = new JButton("H");
final GridBagConstraints gridBagConstraints_7 = new GridBagConstraints();
gridBagConstraints_7.gridy = 3;
gridBagConstraints_7.gridx = 0;
gridBagConstraints_7.insets = new Insets(5, 0, 0, 0);
gridBagConstraints_7.fill = GridBagConstraints.HORIZONTAL;
getContentPane().add(button_7, gridBagConstraints_7);
//
}
}
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