(转自ajava)打开ppt

最新推荐文章于 2021-06-20 04:05:13 发布

原创最新推荐文章于 2021-06-20 04:05:13 发布 · 110 阅读

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CC 4.0 BY-SA版权

文章标签：

#Swing #Java

本文介绍了一个使用Java Swing创建简单窗口应用程序的例子。该程序通过继承JFrame类并利用JLabel显示一个链接，点击链接会尝试使用默认浏览器打开。此外，文章还展示了如何设置窗口的基本属性以及布局管理。

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public class PPT extends javax.swing.JFrame {       
      
 private static final long serialVersionUID = 3012623684838390514L;       
        
 private javax.swing.JLabel jLabel1;       
      
    public PPT() {       
        initComponents();       
    }       
      
    private void initComponents() {       
            
        jLabel1 = new javax.swing.JLabel();       
        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);       
        jLabel1.setText(http://ajava.org); // change the location to ur ppt       
        jLabel1.addMouseListener(new java.awt.event.MouseAdapter() {       
            public void mouseClicked(java.awt.event.MouseEvent evt){       
                jLabel1MouseClicked(evt);       
            }       
        });       
        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(       
                getContentPane());       
        getContentPane().setLayout(layout);       
        layout.setHorizontalGroup(layout.createParallelGroup(       
                javax.swing.GroupLayout.Alignment.LEADING).addGroup(       
                layout.createSequentialGroup().addGap(37, 37, 37).addComponent(       
                        jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 331,       
                        javax.swing.GroupLayout.PREFERRED_SIZE)       
                        .addContainerGap(32, Short.MAX_VALUE)));       
        layout.setVerticalGroup(layout.createParallelGroup(       
                javax.swing.GroupLayout.Alignment.LEADING).addGroup(       
                layout.createSequentialGroup().addGap(20, 20, 20).addComponent(       
                        jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 204,       
                        javax.swing.GroupLayout.PREFERRED_SIZE)       
                        .addContainerGap(76, Short.MAX_VALUE)));       
        pack();       
    }       
      
    private void jLabel1MouseClicked(java.awt.event.MouseEvent evt) {       
        try {       
            Runtime.getRuntime().exec(       
                    "rundll32 SHELL32.DLL,ShellExec_RunDLL "      
                            + jLabel1.getText());       
        } catch (Exception exception) {       
            System.out.println("An error occured trying to execute file.");       
        }       
    }       
      
    public static void main(String args[]){       
        java.awt.EventQueue.invokeLater(new Runnable(){       
            public void run(){       
                new PPT().setVisible(true);       
            }       
        });       
    }       
}