newjframe8.java

是一个成绩管理系统

    				new BufferedWriter(new FileWriter(file, true));	
    				output.write(string);
    				output.newLine();
    				jTextField5.setText("");
    				jTextField6.setText("");
    				output.close();
    			}
    				catch (IOException ex) {
    					
    					ex.printStackTrace();
    			}
    		}
    			
    		else if (e.getSource() == jbt2) {
    			JOptionPane.showMessageDialog(null, "保存成功！", "11", JOptionPane.INFORMATION_MESSAGE);
    			}
    		else if (jButton3 == e.getSource()) {
    			try {
        		//JOptionPane.showMessageDialog(null, "2222", "11", JOptionPane.INFORMATION_MESSAGE);
        			int i = 0, j = 0, flage = 0;
        			File file = new File("Class" + jTextField7.getText().trim() + ".txt");
    				if (file.exists()) {
    			
    					BufferedReader input = 
    					new BufferedReader(new FileReader(file));
    					String line;
    					line = input.readLine();
    					StringTokenizer tokens1 = new StringTokenizer(line);
    					while (tokens1.hasMoreTokens()) {
    							if (!tokens1.nextToken().equals(jTextField8.getText().trim()))
    								j++;
    							else {
    								subject1 = j;
    								flage = 1;
    								}    							    							    							
    					}
    					list = j;
    					if (flage == 1)	{
    						
    						information = score(file);
    					/*	while ((line = input.readLine()) != null) {
    							StringTokenizer tokens = new StringTokenizer(line);
    							//while (tokens.hasMoreTokens()) {
    								information[i][0] = tokens.nextToken();
    								information[i][1] = tokens.nextToken();
    								i++;*/
    							//JOptionPane.showMessageDialog(null, information[i-1][0], "11", JOptionPane.INFORMATION_MESSAGE);
    							//}
    						
    						jTextField9.setText(information[1][0]);
    						jTextField10.setText(information[1][1]);
    						input.close();	
    					}
    					else 
    						JOptionPane.showMessageDialog(null, "所输入课程不存在!\n请重新输入！", "11", JOptionPane.INFORMATION_MESSAGE);
    				}
    			else 
    				JOptionPane.showMessageDialog(null, "所输入班级不存在!\n请重新输入！", "11", JOptionPane.INFORMATION_MESSAGE); 	
    			
        		}
        	catch (IOException ex) {
        		//JOptionPane.showMessageDialog(null, "222", "11", JOptionPane.INFORMATION_MESSAGE); 
    			ex.printStackTrace();
    		}
    	}
    	else if (e.getSource() == jButton2) {
    		//File file = new File("Class" + jTextField7.getText().trim() + ".txt");
    		if (counts <= row) {
    		
    			information[counts][subject1 + 2] = jTextField11.getText().trim();
    			//JOptionPane.showMessageDialog(null, information[counts][subject1], "11", JOptionPane.INFORMATION_MESSAGE); 	
    			counts++;
    			jTextField9.setText(information[counts][0]);
    			jTextField10.setText(information[counts][1]);
    			jTextField11.setText("");
    			//if (counts == row)
    				//JOptionPane.showMessageDialog(null, "成绩输入完毕！", "11", JOptionPane.INFORMATION_MESSAGE); 
    		}
    		else {
    			jTextField9.setText("");
    			jTextField10.setText("");
    			jTextField11.setText("");
    			JOptionPane.showMessageDialog(null, "成绩输入已完毕！", "11", JOptionPane.INFORMATION_MESSAGE); 
    		} 
    		
    		
    		
    	}
    	
    	else if (e.getSource() == jbt3) {
    		try {
    			File file = new File("Class" + jTextField7.getText().trim() + ".txt");
    				BufferedWriter output = new BufferedWriter(new FileWriter(file));
    			
    			for (int i = 0; i <= row; i++) {
    				String string = "";
    				if (i == 0)
    				for (int j =0; j<= list; j++)
    					string += information[i][j] + " ";
    				else
    				for (int j =0; j<= list + 2; j++)
    					string += information[i][j] + " ";	
    				output.write(string);
    				output.newLine();
    			}
    			output.close();
    			counts = 1;
    			list = 0;
    			row = 0;
    			JOptionPane.showMessageDialog(null, "保存成功！", "11", JOptionPane.INFORMATION_MESSAGE);
    		}
    		catch (IOException ex) {
    			ex.printStackTrace();
    		}		
    	}	
    
    	
    	
    	//while(subjects.hasMoreTokens())
    	//JOptionPane.showMessageDialog( subjects);
    //	JOptionPane.showMessageDialog(null, subjects.nextToken(), "11", JOptionPane.INFORMATION_MESSAGE); 
    	}                      

    private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {                                           
            System.exit(0);        // TODO add your handling code here:
    }                                          


        
        // TODO add your handling code here:
    //}                                        

    private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:
    }                                           

    private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:
    }                                           

    private void jTextField9ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:
    }                                           

    private void jComboBox1ActionPerformed(java.awt.event.ActionEvent evt) {                                           
        // TODO add your handling code here:
        if (jComboBox1.getSelectedIndex() == 0) {
        	drc.setVisible(false);
        	pie.setVisible(true);
        }
        else {
        		drc.setVisible(true);
        	pie.setVisible(false);
        	jPanel23.add(drc, BorderLayout.CENTER);
        }
    }                                          

    private void jMenuItem2ActionPerformed(java.awt.event.ActionEvent evt) {                                           
        String output = "专 业： 软 件 工 程\n班 级： 7班\n学 号： 200731000731 \n姓 名： 章敏  \n提交时间：  ";
        JOptionPane.showMessageDialog(null, output, "系统提示", JOptionPane.INFORMATION_MESSAGE); // TODO add your handling code here:
    }  
    
                                            
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new NewJFrame8().setVisible(true);
            }
        });
    }
    
    
    
    // Variables declaration - do not modify                     
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton5;
    private javax.swing.JButton jButton6;
    private javax.swing.JButton jButton7;
    private javax.swing.JButton jButton8;
    private javax.swing.JButton jButton9;
    private javax.swing.JComboBox jComboBox1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel10;
    private javax.swing.JLabel jLabel11;
    private javax.swing.JLabel jLabel12;
    private javax.swing.JLabel jLabel13;
    private javax.swing.JLabel jLabel14;
    private javax.swing.JLabel jLabel15;
    private javax.swing.JLabel jLabel16;
    private javax.swing.JLabel jLabel17;
    private javax.swing.JLabel jLabel18;
    private javax.swing.JLabel jLabel19;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel20;
    private javax.swing.JLabel jLabel21;
    private javax.swing.JLabel jLabel22;
    private javax.swing.JLabel jLabel23;
    private javax.swing.JLabel jLabel24;
    private javax.swing.JLabel jLabel25;
    private javax.swing.JLabel jLabel26;
    private javax.swing.JLabel jLabel27;
    private javax.swing.JLabel jLabel28;
    private javax.swing.JLabel jLabel29;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel30;
    private javax.swing.JLabel jLabel31;
    private javax.swing.JLabel jLabel32;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JLayeredPane jLayeredPane1;
    private javax.swing.JLayeredPane jLayeredPane2;
    private javax.swing.JLayeredPane jLayeredPane3;
    private javax.swing.JLayeredPane jLayeredPane4;
    private javax.swing.JLayeredPane jLayeredPane5;
    private javax.swing.JLayeredPane jLayeredPane6;
    private javax.swing.JLayeredPane jLayeredPane7;
    private javax.swing.JLayeredPane jLayeredPane8;
    private javax.swing.JLayeredPane jLayeredPane9;
    private javax.swing.JMenu jMenu1;
    private javax.swing.JMenuBar jMenuBar1;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel10;
    private javax.swing.JPanel jPanel11;
    private javax.swing.JPanel jPanel12;
    private javax.swing.JPanel jPanel13;
    private javax.swing.JPanel jPanel14;
    private javax.swing.JPanel jPanel15;
    private javax.swing.JPanel jPanel16;
    private javax.swing.JPanel jPanel17;
    private javax.swing.JPanel jPanel18;
    private javax.swing.JPanel jPanel19;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JPanel jPanel20;
    private javax.swing.JPanel jPanel21;
    private javax.swing.JPanel jPanel22;
    private javax.swing.JPanel jPanel23;
    private javax.swing.JPanel jPanel24;
    private javax.swing.JPanel jPanel25;
    private javax.swing.JPanel jPanel26;
    private javax.swing.JPanel jPanel27;
    private javax.swing.JPanel jPanel3;
    private javax.swing.JPanel jPanel4;
    private javax.swing.JPanel jPanel5;
    private javax.swing.JPanel jPanel6;
    private javax.swing.JPanel jPanel7;
    private javax.swing.JPanel jPanel8;
    private javax.swing.JPanel jPanel9;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JScrollPane jScrollPane3;
    private javax.swing.JTabbedPane jTabbedPane1;
    private javax.swing.JTabbedPane jTabbedPane2;
    private javax.swing.JTable jTable1;
    private javax.swing.JTable jTable2;
    private javax.swing.JTable jTable3;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JTextField jTextField10;
    private javax.swing.JTextField jTextField11;
    private javax.swing.JTextField jTextField12;
    private javax.swing.JTextField jTextField13;
    private javax.swing.JTextField jTextField14;
    private javax.swing.JTextField jTextField15;
    private javax.swing.JTextField jTextField16;
    private javax.swing.JTextField jTextField17;
    private javax.swing.JTextField jTextField18;
    private javax.swing.JTextField jTextField19;
    private javax.swing.JTextField jTextField2;
    private javax.swing.JTextField jTextField20;
    private javax.swing.JTextField jTextField21;
    private javax.swing.JTextField jTextField22;
    private javax.swing.JTextField jTextField3;
    private javax.swing.JTextField jTextField4;
    private javax.swing.JTextField jTextField5;
    private javax.swing.JTextField jTextField6;
    private javax.swing.JTextField jTextField7;
    private javax.swing.JTextField jTextField8;
    private javax.swing.JTextField jTextField9;
    PieChart1 pie = new PieChart1();
    Drc drc = new Drc();
    JButton jbt1;
    
    private int counts = 1;
    
    JButton jbt2;
    JButton jbt3;
    JPanel jpl2 ;
    JPanel jpl1 ;
    JPanel jpl3 ;
    JPanel jpl4 ;
  	private String classNumber = new String();
  	private int subject1;
  	private String[][] information = new String[60][17];
  	private String[] information1 = new String[15];
  	private int row;
  	private int list;
  	
    // End of variables declaration                   
    
}