JavaMe開發：繪制文本框TextEdit(2)

UserRegist.Java

package com.token.vIEw;  
 
import Javax.microedition.lcdui.Font;  
import Javax.microedition.lcdui.Graphics;  
import Javax.microedition.lcdui.game.GameCanvas;  
import com.token.model.*;  
import com.token.util.*;  
import com.token.vIEw.components.*;  
 
public class UserRegist extends GameCanvas implements Runnable {  
 
    private UIController controller;  
    private Graphics graphics;  
      
    private Font ft;  
      
    private Menu menu;  
    private Head head;  
    private BackGroud backGroud;  
      
    private UserDataRecord userRecord;  
 
    private String title;  
      
    private TextEdit textEdit_name;  
    private TextEdit textEdit_passwd;  
    private TextEdit textEdit_passwd_re;  
    private int textEdit_name_x;  
    private int textEdit_name_y;  
    private int textEdit_passwd_x;  
    private int textEdit_passwd_y;  
    private int textEdit_passwd_re_x;  
    private int textEdit_passwd_re_y;  
    private int currentlySelectedIndex = 0;  
      
    private String username;  
    private String passwd;  
    private String passwd_re;  
      
    long caretBlinkDelay = 500L;  
    long lastCaretBlink = 0;  
    private String object_name;  
    private String editor;  
    private boolean cursorBlinkOn1;  
    private boolean cursorBlinkOn2;  
    private boolean cursorBlinkOn3;  
      
    private int width;  
    private int height;  
      
    public UserRegist(UIController control)   
    {  
        super(false);  
        this.controller=control;  
        this.title = "用戶注冊";  
        setFullScreenMode(true);  
        graphics = getGraphics();  
          
        width = getWidth();  
        height = getHeight();  
          
        menu = new Menu(this);  
        head = new Head(this);  
        backGroud = new BackGroud(this);  
          
        userRecord = new UserDataRecord();  
          
        textEdit_name = new TextEdit(this);  
        textEdit_passwd = new TextEdit(this);  
        textEdit_passwd_re = new TextEdit(this);  
    }  
 
    public void show(Object[] args) {  
        // TODO Auto-generated method stub  
        setFullScreenMode(true);  
          
        object_name = ((String)args[0]!=null)?(String)args[0]:"";  
        editor = ((String)args[1]!=null)?(String)args[1]:"";  
        username = ((String)args[2]!=null)?(String)args[2]:"";  
        passwd = ((String)args[3]!=null)?(String)args[3]:"";  
        passwd_re = ((String)args[4]!=null)?(String)args[4]:"";  
          
        if(editor.equals("regist_name"))  
        {  
            cursorBlinkOn1 = true;  
            cursorBlinkOn2 = false;  
            cursorBlinkOn3 = false;  
            currentlySelectedIndex =0;  
        }  
        else if(editor.equals("regist_passwd"))  
        {  
            cursorBlinkOn1 = false;  
            cursorBlinkOn2 = true;  
            cursorBlinkOn3 = false;  
            currentlySelectedIndex =1;  
        }  
        else if(editor.equals("regist_passwd_re"))  
        {  
            cursorBlinkOn1 = false;  
            cursorBlinkOn2 = false;  
            cursorBlinkOn3 = true;  
            currentlySelectedIndex =2;  
        }  
          
        //System.out.println(object_name);  
        //System.out.println(editor);  
        draw();  
        redraw();  
    }  
 
    public void draw()  
    {  
        //clearScreen();  
        backGroud.drawBackGroud(this, graphics);  
        head.drawHead(this,graphics,this.title);  
        menu.drawMenu(this,graphics,"下一步","退出");  
        drawBody();  
    }  
 
    private void redraw()  
    {  
        switch(currentlySelectedIndex)  
        {  
            case 0:  
            {  
                cursorBlinkOn2 = false;  
                cursorBlinkOn3 = false;  
                editor = "regist_name";  
                break;  
            }  
            case 1:  
            {  
                cursorBlinkOn1 = false;  
                cursorBlinkOn3 = false;  
                editor = "regist_passwd";  
                break;  
            }  
            case 2:  
            {  
                cursorBlinkOn1 = false;  
                cursorBlinkOn2 = false;  
                editor = "regist_passwd_re";  
                break;  
            }  
            default:;  
        }  
          
        textEdit_name.drawTextBox(this, graphics, username, textEdit_name_x, textEdit_name_y, cursorBlinkOn1);  
        textEdit_passwd.drawTextBox(this, graphics, passwd, textEdit_passwd_x, textEdit_passwd_y, cursorBlinkOn2);  
        textEdit_passwd.drawTextBox(this, graphics, passwd_re, textEdit_passwd_re_x, textEdit_passwd_re_y, cursorBlinkOn3);  
        textEdit_name.flushGraphics();  
    }  
 
    public void drawBody()  
    {  
        int margin =5;  
        ft = Font.getFont(Font.FACE_PROPORTIONAL,Font.STYLE_BOLD,Font.SIZE_LARGE);  
          
        String info = "用戶名：\n";  
        String info_wrap1[] = StringDealMethod.format(info, width-10, ft);  
          
        graphics.setFont(ft);  
        graphics.setColor(Color.text);  
        for(int i=0; i<info_wrap1.length; i++)  
        {  
            graphics.drawString(info_wrap1[i],5, (i) * ft.getHeight()+40, Graphics.TOP|Graphics.LEFT);  
        }  
          
        textEdit_name_x = 5;  
        textEdit_name_y = info_wrap1.length * ft.getHeight()+40;  
        textEdit_name.drawTextBox(this, graphics, username, textEdit_name_x, textEdit_name_y, cursorBlinkOn1);  
          
        info = "用戶密碼：\n";  
        String info_wrap2[] = StringDealMethod.format(info, width-10, ft);  
      
        graphics.setFont(ft);  
        graphics.setColor(Color.text);  
        for(int i=0; i<info_wrap2.length; i++)  
        {  
            graphics.drawString(info_wrap2[i],5, (i+info_wrap1.length) * ft.getHeight()+textEdit_name.height+margin+40, Graphics.TOP|Graphics.LEFT);  
        }  
          
        textEdit_passwd_x = 5;  
        textEdit_passwd_y = (info_wrap1.length+info_wrap2.length) * ft.getHeight()+textEdit_name.height+margin+40;  
        textEdit_passwd.drawTextBox(this, graphics, passwd, textEdit_passwd_x, textEdit_passwd_y, cursorBlinkOn2);  
      
        info = "密碼確認：\n";  
        String info_wrap3[] = StringDealMethod.format(info, width-10, ft);  
      
        graphics.setFont(ft);  
        graphics.setColor(Color.text);  
        for(int i=0; i<info_wrap3.length; i++)  
        {  
            graphics.drawString(info_wrap3[i],5, (i+info_wrap1.length+info_wrap2.length) * ft.getHeight()+textEdit_name.height+textEdit_passwd.height+2*margin+40, Graphics.TOP|Graphics.LEFT);  
        }  
          
        textEdit_passwd_re_x = 5;  
        textEdit_passwd_re_y = (info_wrap1.length+info_wrap2.length+info_wrap3.length) * ft.getHeight()+textEdit_name.height+textEdit_passwd.height+2*margin+40;  
        textEdit_passwd_re.drawTextBox(this, graphics, passwd_re, textEdit_passwd_re_x, textEdit_passwd_re_y, cursorBlinkOn3);  
      
          
    }  
 
    public void clearScreen()  
    {  
        graphics.setColor(0xff,0xff,0xff);  
        graphics.fillRect(0, 0, width, height);  
    }  
 
    public void checkTimeStamp()  
    {  
        long currentTime = System.currentTimeMillis();  
        //System.out.println("1");  
        if(lastCaretBlink + caretBlinkDelay < currentTime)  
        {  
            //System.out.println("2");  
            if(editor.equals("regist_name"))  
            {  
                cursorBlinkOn1 =! cursorBlinkOn1;  
                cursorBlinkOn2 = false;  
                cursorBlinkOn3 = false;  
            }  
            else if(editor.equals("regist_passwd"))  
            {  
                cursorBlinkOn1 = false;  
                cursorBlinkOn2 =! cursorBlinkOn2;  
                cursorBlinkOn3 = false;  
            }  
            else if(editor.equals("regist_passwd_re"))  
            {  
                cursorBlinkOn1 = false;  
                cursorBlinkOn2 = false;  
                cursorBlinkOn3 =! cursorBlinkOn3;  
            }  
            lastCaretBlink = currentTime;  
        }  
    }  
 
    public void run()  
    {  
        //System.out.println("run");  
        while(true)  
        {  
            checkTimeStamp();  
              
            redraw();  
            try   
            {  
                synchronized(this)  
                {  
                    //System.out.println("3");  
                    wait(50L);  
                }             
            }  
            catch(Exception e)  
            {  
                e.printStackTrace();  
            }  
              
        }  
    }  
 
    protected void keyPressed(int keyCode)  
    {  
        switch(keyCode)  
        {  
            case KeyID.SOFT_RIGHT:  
            {  
                controller.handleEvent(UIController.EventID.EVENT_EXIT,null);  
                break;  
            }  
            case KeyID.SOFT_LEFT:  
            {  
                if(username!="" && passwd!=""&&passwd_re!="")  
                {  
                    if(passwd.equals(passwd_re))  
                    {  
                          
                          
                        userRecord.db_deleteAllRecord();  
                        if(userRecord.db_getRecord(1)==null)  
                        {  
                            UserDataItem userItem = new UserDataItem(1,(username+","+passwd).getBytes());  
                            userRecord.db_addRecord(userItem);  
                            userItem = null;  
                            System.gc();  
                        }  
                          
                        String update = "start";  
                        Object [] args = {"activeScreen", null, update};  
                        controller.handleEvent(UIController.EventID.EVENT_NEXT_ACTIVE_TOKEN_SCREEN,args);  
                    }  
                }  
                break;  
            }  
            case KeyID.KEY_EDIT:  
            case KEY_NUM0:  
            case KEY_NUM1:  
            case KEY_NUM2:  
            case KEY_NUM3:  
            case KEY_NUM4:  
            case KEY_NUM5:  
            case KEY_NUM6:  
            case KEY_NUM7:  
            case KEY_NUM8:  
            case KEY_NUM9:  
            {  
                //System.out.println(editor);  
                Object[] args = {object_name,editor,username,passwd,passwd_re};  
                controller.handleEvent(UIController.EventID.EVENT_USER_REGIST_EDIT,args);  
                break;  
            }  
            default:;  
        }  
              
        keyCode = getGameAction(keyCode);  
        switch(keyCode)  
        {  
            case UP:  
            case LEFT:  
            {  
                currentlySelectedIndex--;  
                if(currentlySelectedIndex<0)  
                {  
                    currentlySelectedIndex=0;  
                }  
                else 
                {  
                    redraw();  
                }  
                break;  
            }  
            case DOWN:  
            case RIGHT:  
            {  
                currentlySelectedIndex++;  
                if(currentlySelectedIndex>2)  
                {  
                    currentlySelectedIndex=2;  
                }  
                else 
                {  
                    redraw();  
                }  
                  
                break;  
            }  
        }  
    }  
 
}