java 图形界面编写实例快速界面

快速使用的java界面

package com.yinyezhizhao.ocrdemo;

import lombok.extern.slf4j.Slf4j;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Hello world!
 *
 * @author jgdu
 */
@Slf4j
public class App
{
    public static void main( String[] args )
    {
//        
        guiFrom();
    }

    public static void guiFrom(){
        final JFrame f = new JFrame("测试DEMO");
        f.setSize(410, 520);
        f.setLocation(700, 200);
        f.setLayout(null);

        JPanel pInput = new JPanel();
        pInput.setBounds(10, 10, 375, 120);
        pInput.setLayout(new GridLayout(4,3,10,10));

        JButton button = new JButton("开始");
        button.setBounds(10, 120 + 10, 100, 20);

        JLabel account = new JLabel("帐号:");
        final JTextField accountText = new JTextField();

        JLabel key = new JLabel("Key:");
        final JTextField keyText = new JTextField();

        JLabel path = new JLabel("地址:");
        final JTextField pathText = new JTextField();

        pInput.add(account);
        pInput.add(accountText);
        pInput.add(key);
        pInput.add(keyText);
        pInput.add(path);
        pInput.add(pathText);
        pInput.add(button);

        f.add(pInput);

        //文本域
        JLabel result = new JLabel("识别结果:");
        result.setBounds(10, 110 + 20, 80, 80);

        final JTextArea ta = new JTextArea();
        ta.setLineWrap(true);

        JScrollPane scroll = new JScrollPane(ta);
        //把定义的JTextArea放到JScrollPane里面去

        //分别设置水平和垂直滚动条自动出现
        scroll.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
        scroll.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
        scroll.setBounds(10, 160 + 20, 370, 290);
        scroll.setVisible(true);

        f.add(button);
        f.add(result);
        f.add(scroll);

        f.setVisible(true);
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        button.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {

                if (isEmpty(accountText,"帐号")){
                    return;
                }
                if (isEmpty(keyText,"Key")){
                    return;
                }
                if (isEmpty(pathText,"地址")){
                    return;
                }

                String account = accountText.getText();
                String key = keyText.getText();
                String path = pathText.getText();

                String result = "";

                ta.setText(result);
            }

            //检验是否为空
            private boolean isEmpty(JTextField tf, String msg){
                String value = tf.getText();
                if(value.length()==0){
                    JOptionPane.showMessageDialog(f, msg + " 不能为空");
                    tf.grabFocus();
                    return true;
                }
                return false;
            }
        });
    }

}

完整界面：

maven 引入依赖：

<dependency>
        <groupId>org.apache.commons</groupId>
        <artifactId>commons-lang3</artifactId>
        <version>3.4</version>
    </dependency>

    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>fastjson</artifactId>
      <version>1.1.28</version>
    </dependency>

    <dependency>
      <groupId>commons-codec</groupId>
      <artifactId>commons-codec</artifactId>
      <version>1.10</version>
      <scope>compile</scope>
    </dependency>

    <dependency>
      <groupId>org.apache.httpcomponents</groupId>
      <artifactId>httpclient</artifactId>
      <version>4.5.1</version>
    </dependency>

    <dependency>
      <groupId>commons-logging</groupId>
      <artifactId>commons-logging</artifactId>
      <version>1.1.1</version>
    </dependency>
    <dependency>
      <groupId>log4j</groupId>
      <artifactId>log4j</artifactId>
      <version>1.2.14</version>
    </dependency>
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-api</artifactId>
      <version>1.7.5</version>
    </dependency>
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-log4j12</artifactId>
      <version>1.7.5</version>
      <exclusions>
        <exclusion>
          <artifactId>slf4j-api</artifactId>
          <groupId>org.slf4j</groupId>
        </exclusion>
      </exclusions>
    </dependency>

    <dependency>
      <groupId>net.coobird</groupId>
      <artifactId>thumbnailator</artifactId>
      <version>0.4.8</version>
    </dependency>

  <dependency>
      <groupId>org.projectlombok</groupId>
      <artifactId>lombok</artifactId>
      <version>1.16.22</version>
  </dependency>

 

编译成jar包后(具体操做请百度) 使用bat 运行文件，bat 配置方式：

@ echo off  
rem set p="%~dp0\bin\javaw.exe" 
set p="D:\Program Files\Java\jdk1.8.0_221\bin\javaw.exe"
start "" %p% -jar demo.jar