search.java

一款背单词的小程序,可以自己在自定义词库中加单词,运行环境JCreator

import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import java.io.*;

public class Search
{
	JFrame f;
	MyPanel p;
	JButton b,b1,b2,b3,b4,b5;
	JLabel l1,l2;
	JTextField tf;
	JTextField pf;
	static String bookName,myBook=new String("data\\自定义词库.dat");
	static String [] sWord,sMeaning,myWord,myMeaning;
	int l,myl; 
	public Search(String bookName)
	{
		this.bookName=bookName;
		init();
	}
	void init()
	{
		f = new JFrame("查询");
		b = new JButton("确认");
		b1 = new JButton("确认");
		b2 = new JButton("添加");
		b3 = new JButton("删除");
		b4 = new JButton("修改");
		b5 = new JButton("退出");
		l1 = new JLabel("英文单词");
		l2 = new JLabel("汉语词汇");
		tf = new JTextField(20);
		pf = new JTextField(20);
		p = new MyPanel("image\\blue.jpg");
		p.setLayout(new FlowLayout());
		f.setContentPane(p);
		p.add(l1);
		p.add(tf);
		p.add(b1);
		p.add(l2);
		p.add(pf);
		p.add(b);
		p.add(b2);
		p.add(b3);
		p.add(b4);
		p.add(b5);
		f.setSize(400,150);
		f.show();
		b1.setOpaque(false);
		b2.setOpaque(false);
		b3.setOpaque(false);
		b4.setOpaque(false);
		b5.setOpaque(false);
		l1.setOpaque(false);
		l2.setOpaque(false);
		b.setOpaque(false);
		b1.setForeground(Color.yellow);
		b2.setForeground(Color.yellow);
		b3.setForeground(Color.yellow);
		b4.setForeground(Color.yellow);
		b5.setForeground(Color.yellow);
		l1.setForeground(Color.yellow);
		l2.setForeground(Color.yellow);
		b.setForeground(Color.yellow);
		b1.addActionListener(new english());
		b2.addActionListener(new add());
		b3.addActionListener(new delete());
		b4.addActionListener(new amend());
		b5.addActionListener(new exit());
		b.addActionListener(new chinese());
		getStrings();
		getMyStrings();
	}
	void getStrings()
	{
		try {
        			BufferedReader br = new BufferedReader(new FileReader(bookName+".dat"));        				
        			String sLine;
        			char[] cArray;
        			
	       			int i,j,m,n;
       				l=0;
       				while ((sLine = br.readLine())!= null) 
       					l++;
       				sWord = new String[l];
       				sMeaning = new String[l];
       				br.close();
					br = new BufferedReader(new FileReader(bookName+".dat"));
       				l=0;
        			while ((sLine = br.readLine())!= null) 
        			{
        				i = 0;j = 0;n = 0;
        				while( (sLine.charAt(i))!= '#' && i< sLine.length()) 
        				{
        					i++; 
        				}
						cArray = new char[i];	
        				sLine.getChars(0,i,cArray,0);
       
        				sWord[l] = new String(sLine.copyValueOf(cArray));
        				while( (sLine.charAt(i))=='#' && i< sLine.length()) 
        				{
	        				i++; 
	        			}
                        cArray = new char[sLine.length()];
                        sLine.getChars(0,sLine.length(),cArray,0);
                        for(m=0;m<sLine.length();m++)
                        {
                            if(cArray[m]=='#')n++;
                        }
	        			if(n==1)
	        			{
	        				cArray = new char[sLine.length()-i];
	        				sLine.getChars(i,sLine.length(),cArray,0);
	        			}
	        			else
	        			{
	        				j=i;
	        				while((sLine.charAt(i))!='#'&& i< sLine.length())
	        			    {
	        				i++;
	        			    }
	        			cArray = new char[i-j];
        				sLine.getChars(j,i,cArray,0);
        			    }
        				sMeaning[l]	= new String(sLine.copyValueOf(cArray));
        				l++;
        			}
 
        			br.close();        			
        		}catch(FileNotFoundException f) {
        			System.out.println ("error" + f );  
        		}catch(IOException f) {
        			System.out.println ("error" + f ); 
        		}
			
		}
	void getMyStrings()
	{
		try {
        			BufferedReader br = new BufferedReader(new FileReader(myBook));        				
        			String sLine;
        			char[] cArray;
        			
	       			int i,j,m,n;
       				myl=0;
       				while ((sLine = br.readLine())!= null) 
       					myl++;
       				myWord = new String[myl];
       				myMeaning = new String[myl];
       				br.close();
					br = new BufferedReader(new FileReader(myBook));
       				myl=0;
        			while ((sLine = br.readLine())!= null) 
        			{
        				i = 0;j = 0;n = 0;
        				while( (sLine.charAt(i))!= '#' && i< sLine.length()) 
        				{
        					i++; 
        				}
						cArray = new char[i];	
        				sLine.getChars(0,i,cArray,0);
       
        				myWord[myl] = new String(sLine.copyValueOf(cArray));
        				while( (sLine.charAt(i))=='#' && i< sLine.length()) 
        				{
	        				i++; 
	        			}
                        cArray = new char[sLine.length()];
                        sLine.getChars(0,sLine.length(),cArray,0);
                        for(m=0;m<sLine.length();m++)
                        {
                            if(cArray[m]=='#')n++;
                        }
	        			if(n==1)
	        			{
	        				cArray = new char[sLine.length()-i];
	        				sLine.getChars(i,sLine.length(),cArray,0);
	        			}
	        			else
	        			{
	        				j=i;
	        				while((sLine.charAt(i))!='#'&& i< sLine.length())
	        			    {
	        				i++;
	        			    }
	        			cArray = new char[i-j];
        				sLine.getChars(j,i,cArray,0);
        			    }
        				myMeaning[myl]	= new String(sLine.copyValueOf(cArray));
        				System.out.println(myWord[myl]);
        				System.out.println(myMeaning[myl]);
        				myl++;
        			}
 
        			br.close();        			
        		}catch(FileNotFoundException f) {
        			System.out.println ("error" + f );  
        		}catch(IOException f) {
        			System.out.println ("error" + f ); 
        		}
			
		}
    
    
	class english implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			int i;
			for(i=0;i<l;i++)
			{
				if(tf.getText().equals(sWord[i]))
        			    {
        				    pf.setText(sMeaning[i]);
        				    return;
        				} 
        				else
        				    pf.setText("无此单词");       				
        	
			}
		}
	}
	class chinese implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			int i,j,y,x,z=0;
			String sLine,sLine1,result=new String();
			char[] cArray,getArray;
			y = pf.getText().length();
			getArray = new char[y];
			sLine = pf.getText();
            sLine.getChars(0,y,getArray,0);
			for(i=0;i<l;i++)
			{
				x = sMeaning[i].length();
				cArray = new char[x];
				sMeaning[i].getChars(0,x,cArray,0);
				for(j=0;j<x;j++)
				{
					if(cArray[j]==getArray[0])
					{
						if((x-j)>=y)sLine1 = new String(cArray,j,y);
						else
						sLine1 = new String(cArray,j,x-j);
						if(sLine1.equals(sLine))
						{
							if(z==0)result=sWord[i];
							else
							   result=result+","+sWord[i];
        			        tf.setText(result);z++;
        			    }
					}
				}
			}
			if(z==0)
        	    tf.setText("无此单词");
		}
	}
	class add implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
		  try
		  {
			String sLine1 = new String();
			int i,x=0;
			for(i=0;i<myl;i++)
			{
			  if((tf.getText().equals(""))||(pf.getText().equals("")))x++; 
			  if(myWord[i].compareTo(tf.getText())>0&&x<1)
        				{
        					sLine1=sLine1+tf.getText()+"#"+pf.getText()+"\n";
        					x++;
        				}
        				sLine1 = sLine1+myWord[i]+"#"+myMeaning[i]+"\n"; 
        	  if(myWord[i].compareTo(tf.getText())==0)
			  {
			  	x++;
			  }       				 
        	}
        	if(x==0)sLine1=sLine1+tf.getText()+"#"+pf.getText()+"\n";
        			FileOutputStream out = new FileOutputStream(myBook);
        					byte buf[] = sLine1.getBytes();
			                out.write(buf);
			                out.close();
        			System.out.println(sLine1);
          }
          catch(Exception f) 
          {
        			System.out.println ("error" + f ); 
          }
          getMyStrings();
          getStrings();         	
		}
	}
	class amend implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
		  String sLine = new String();
		  String sLine1 = new String(tf.getText());
		  String sLine2 = new String(pf.getText());
		  try
		  {
			int x=0;
			for(int i=0;i<myl;i++)
			{
				if((sLine2.equals(""))||(sLine1.equals("")))x++;
				if(sWord[i].compareTo(sLine1)==0&&x<1)
				{
					sLine=sLine+sLine1+"#"+sLine2+"\n";
        					x++;
				}
				else
				{
					sLine = sLine+myWord[i]+"#"+myMeaning[i]+"\n";
				}
			}
			FileOutputStream out = new FileOutputStream(myBook);
        					byte buf[] = sLine.getBytes();
			                out.write(buf);
			                out.close();
        			System.out.println(sLine);
          }
          catch(Exception f) 
          {
        			System.out.println ("error" + f ); 
          } 
          getMyStrings();
          getStrings();    
		}
	}
	class delete implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			String sLine = new String();
			String sLine1 = new String(tf.getText());
			System.out.println(sLine1);
		  try
		  {
			for(int i=0;i<myl;i++)
			{
				if(sWord[i].equals(sLine1))
				{}
				else
				{
					sLine = sLine+myWord[i]+"#"+myMeaning[i]+"\n";
				}
			}
			FileOutputStream out = new FileOutputStream(myBook);
        					byte fuf[] = sLine.getBytes();
			                out.write(fuf);
			                out.close();
          }
          catch(Exception f) 
          {
        			System.out.println ("error" + f ); 
          }
          System.out.println(sLine1); 
          getMyStrings();
          getStrings();     
		}
	}
	class exit implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			f.show(false);
		}
    }
	
}