十进制与unicode互转

package chage.ui; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.Label; import java.awt.Toolkit; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JScrollPane; import javax.swing.JTextArea; import javax.swing.JTextField; import chage.manager.UnicodeAndChar; public class UnicodeAndCharToChange extends JFrame{ private JPanel northPanel, centerPanel, southPanel ; private JTextField sourceTextField, toUnicodeTextField ; private JTextArea sourceTextArea, toUnicodeTextArea ; private JLabel sourceFieldLabel, toUnicodeFieldLabel, sourceAreaLabel, toUnicodeAreaLabel ; private JScrollPane sourceScroll, toUnicodeScroll ; private JButton topChangeButton, backButton, bottomChangeButton, bottomBackButton,topContraryChange, bottomContraryChange ; private MyActionListener mal = new MyActionListener() ; private UnicodeAndChar unicodeAndChar ; public UnicodeAndCharToChange() { super("unicode码与十进制码互换") ; initNorthPanel() ; initCenterPanel() ; initSouthPanel() ; initJFrame() ; } public void initNorthPanel() { northPanel = new JPanel(new BorderLayout()) ; JPanel nNorthPanel = new JPanel() ; JPanel nCenterPanel = new JPanel() ; JPanel nSouthPanel = new JPanel() ; sourceTextField = new JTextField(50) ; sourceFieldLabel = new JLabel("源 十 进 制 码：") ; toUnicodeTextField = new JTextField(50) ; // toUnicodeTextField.setEditable(false); toUnicodeFieldLabel = new JLabel("十六进 制 unicode 码：") ; topChangeButton = new JButton("转换") ; backButton = new JButton("退出") ; topContraryChange = new JButton("反转换") ; topChangeButton.addActionListener(mal) ; topContraryChange.addActionListener(mal) ; backButton.addActionListener(mal);; nSouthPanel.add(topChangeButton) ; nSouthPanel.add(topContraryChange) ; nSouthPanel.add(backButton) ; nNorthPanel.add(sourceFieldLabel, Label.LEFT) ; nNorthPanel.add(sourceTextField) ; nCenterPanel.add(toUnicodeFieldLabel, Label.LEFT) ; nCenterPanel.add(toUnicodeTextField) ; northPanel.add(nNorthPanel, BorderLayout.NORTH) ; northPanel.add(nCenterPanel) ; northPanel.add(nSouthPanel, BorderLayout.SOUTH) ; } public void initCenterPanel() { centerPanel = new JPanel(new BorderLayout()) ; JPanel cNorthPanel = new JPanel() ; JPanel cCenterPane = new JPanel() ; sourceTextArea = new JTextArea(10,50) ; sourceScroll = new JScrollPane(sourceTextArea) ; sourceAreaLabel = new JLabel("源 十 进 制 码 域：", Label.LEFT) ; toUnicodeTextArea = new JTextArea(10,50) ; // toUnicodeTextArea.setEditable(false); toUnicodeScroll = new JScrollPane(toUnicodeTextArea) ; toUnicodeAreaLabel = new JLabel("十六进制unicode码域：", Label.LEFT) ; cNorthPanel.add(sourceAreaLabel) ; cNorthPanel.add(sourceScroll) ; cCenterPane.add(toUnicodeAreaLabel) ; cCenterPane.add(toUnicodeScroll) ; centerPanel.add(cNorthPanel, BorderLayout.NORTH) ; centerPanel.add(cCenterPane) ; } public void initSouthPanel() { southPanel = new JPanel() ; bottomChangeButton = new JButton("转换") ; bottomBackButton = new JButton("退出") ; bottomContraryChange = new JButton("反转换") ; bottomChangeButton.addActionListener(mal) ; bottomBackButton.addActionListener(mal) ; bottomContraryChange.addActionListener(mal); southPanel.add(bottomChangeButton) ; southPanel.add(bottomContraryChange) ; southPanel.add(bottomBackButton) ; } public void initJFrame() { this.add(northPanel, BorderLayout.NORTH) ; this.add(centerPanel) ; this.add(southPanel, BorderLayout.SOUTH) ; this.pack() ; Dimension size = Toolkit.getDefaultToolkit().getScreenSize() ; this.setLocation(size.width / 2 - this.getWidth() / 2, size.height / 2 - this.getHeight() / 2) ; this.setVisible(true) ; this.setDefaultCloseOperation(EXIT_ON_CLOSE); } public String contraryChange(String str) { FileReader fr = null ; BufferedReader br = null ; BufferedWriter bw = null ; FileWriter fw = null ; String fileStr = "" ; try { fw = new FileWriter("c:/temp.txt") ; bw = new BufferedWriter(fw) ; bw.write("\"" + str.toString() + "\"") ; fr = new FileReader("c:/temp.txt") ; br = new BufferedReader(fr) ; String line = "" ; while((line = br.readLine()) != null) { fileStr += line ; } } catch (IOException e) { e.printStackTrace(); } finally { if(br != null) { try { br.close() ; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } if(fr != null) { try { fr.close() ; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } if(bw != null) { try { bw.flush() ; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally { try { bw.close() ; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } if(br != null) { try { br.close() ; } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } return fileStr.toString() ; } class MyActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { unicodeAndChar = new UnicodeAndChar() ; if(e.getSource().equals(topChangeButton)) { String text = unicodeAndChar.charToUnicode(sourceTextField.getText()) ; toUnicodeTextField.setText(text); toUnicodeTextField.selectAll() ; toUnicodeTextField.copy() ; return ; } if(e.getSource().equals(bottomChangeButton)) { String textArea = unicodeAndChar.charToUnicode(sourceTextArea.getText()) ; toUnicodeTextArea.setText(textArea) ; toUnicodeTextArea.selectAll() ; toUnicodeTextArea.copy() ; return ; } if(e.getSource().equals(topContraryChange)) { String text = unicodeAndChar.unicodeToChar(toUnicodeTextField.getText()); sourceTextField.setText(text); return ; } if(e.getSource().equals(bottomContraryChange)) { String textArea =toUnicodeTextArea.getText(); String fileStr = contraryChange(textArea) ; System.out.println(fileStr); sourceTextArea.setText(fileStr) ; return ; } if(e.getSource().equals(bottomBackButton) || e.getSource().equals(backButton)){ System.exit(0) ; return ; } } } public static void main(String[] args) { new UnicodeAndCharToChange() ; } }