uicontroller.java

基于j2me的电话本基于j2me的电话本

package com.hziee.phone_book.ui;

import com.hziee.phone_book.model.*;
import javax.microedition.lcdui.*;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import com.hziee.phone_book.PhoneBookMIDlet;

/**界面UI设计*/
public class UIController implements DialogListener{
    private Display display;
    private Alert alert;//信息提示实例
    private PhoneBookMIDlet phoneBookMIDlet;
    private Model model;
    private WaitCanvas waitCanvas;//等待圆弧界面
    private IndexFunctionUI indexFunctionUI;
    private WelcomeUI infomationUI;//欢迎界面
    private NewPhoneUI newPhoneUI;//添加新记录对象
    private ListPhoneUI listPhoneUI;
    private SearchPhoneUI searchPhoneUI;
    private DetailInfoUI detailInfoUI;
    private MerchantGroupDetailInfoUI merchantGroupDetailInfoUI;//商业园详细信息
    private ConfirmationDialog dialog;
    private ListMerchantGroupUI listMerchantGroupUI;//商业园菜单
    private LoginUI loginUI;//登陆界面

    public static class EventID
    {
        private EventID()
        {
        }

        public static final byte EVENT_NEW_RECORD_SELECTED = 1;
        public static final byte EVENT_SAVE_RECORD_SELECTED = 2;
        public static final byte EVENT_NEWPHONE_BACK_MAINUI = 3;
        public static final byte EVENT_LISTPHONE_BACK_MAINUI = 4;
        public static final byte EVENT_SEARCHUI_BACK_MAINNUI = 5;
        public static final byte EVENT_LISTPHONE_BACK_WELCOME = 18;
        public static final byte EVENT_CLEAR_RECORD_YES = 6;
        public static final byte EVENT_CLEAR_RECORD_NO = 7;
        public static final byte EVENT_DELETE_RECORD = 8;
        public static final byte EVENT_DELETE_RECORD_YES = 9;
        public static final byte EVENT_DELETE_RECORD_NO = 10;
        public static final byte EVENT_DISPLAY_INFOMATION = 11;

        public static final byte EVENT_DETAIL_BACK_LIST = 12;
        public static final byte EVENT_SEARCH_RECORD = 13;
        public static final byte EVENT_SEARCH_RECORD_ANYWAY = 14;
        public static final byte EVENT_DISPLAY_MERCHANT_INFOMATION = 15;
        public static final byte EVENT_DETAIL_BACK_MERCHANT_LIST =16;
        public static final byte EVENT_MODIFY_RECORD =17;
        public static final byte ADD_NEW_RECORD = 100;
        public static final byte SEARCH_RECORD = 101;
        public static final byte CLEAR_RECORD = 102;
        public static final byte LIST_RECORD = 103;
        public static final byte HELP = 104;
        public static final byte ListMerchantGroup = 105;
    }

    public UIController(PhoneBookMIDlet pbm)
    {
        this.phoneBookMIDlet = pbm;
    }

    public void init(Model model)//初始化
    {
        this.display = Display.getDisplay(phoneBookMIDlet);
        this.model = model;
        waitCanvas = new WaitCanvas("", true);
        indexFunctionUI = new IndexFunctionUI(this);
        infomationUI = new WelcomeUI(this);
        newPhoneUI = new NewPhoneUI(this);
        listPhoneUI = new ListPhoneUI(this);
        loginUI = new LoginUI(this);
        listMerchantGroupUI = new ListMerchantGroupUI(this);
        searchPhoneUI = new SearchPhoneUI(this);
        detailInfoUI = new DetailInfoUI(this);
        merchantGroupDetailInfoUI = new MerchantGroupDetailInfoUI(this);
        dialog = new ConfirmationDialog(display, null);
        dialog.setDialogListener(this);
        displayWelcome();
    }

    public void setCurrent(Displayable disp)
    {
        display.setCurrent(disp);
    }

    public void setCurrent(Alert alert, Displayable disp)
    {
        display.setCurrent(alert, disp);
    }

    public void displayWelcome()
    {//先显示欢迎界面
        setCurrent(infomationUI);
/*        try
        {
            Thread.sleep(2000);
        } catch (InterruptedException e)
        {
        }
      setCurrent(indexFunctionUI);
       this.handleEvent(EventID.LIST_RECORD);
      setCurrent(loginUI);
*/
    }


    public void showAlert(String message, Displayable next, AlertType type)
    {//简短的信息提示alert,
        alert = new Alert(Title.alertTitle, message, null, type);
        alert.setTimeout(1500);//设定间隔时间
        setCurrent(alert, next);
    }

    /**通过事件来判断做出的相应操作 参数设为INT型，主菜单调用*/
    public void handleEvent(int eventID)
    {
        System.out.println("eventID"+eventID);
    	switch (eventID)
        {
            case EventID.ADD_NEW_RECORD://添加新记录
            {
                newPhoneUI.clear();//最新的记录界面，使用clear方法将各项内容设为空
                display.setCurrent(newPhoneUI);//显示.......
                break;
            }

            case EventID.CLEAR_RECORD://清除通讯录
            {
                dialog.setMessage(Title.delete_phonebook);
                dialog.display(EventID.CLEAR_RECORD);
                break;
            }
            
            case EventID.EVENT_LISTPHONE_BACK_WELCOME:
            {
            	display.setCurrent(infomationUI);
            	break;
            }

            case EventID.EVENT_CLEAR_RECORD_YES:
            {
                try
                {
                    model.clearAllRecord();
                    display.setCurrent(indexFunctionUI);
                } catch (ApplicationException e)
                {
                    e.printStackTrace();
                }
                break;

            }
            case EventID.LIST_RECORD://浏览通讯录
            {
                new Thread()
                {
                    public void run()
                    {
                        try
                        {
                            waitCanvas.setMMessage(Title.gettingList);//等待。。。
                            display.setCurrent(waitCanvas);
                            Index[] index = model.listRecord();
                            listPhoneUI.init(index);
                            display.setCurrent(listPhoneUI);
                        } catch (ApplicationException e)
                        {
                            e.printStackTrace();
                        }
                    }
                }.start();

                break;
            }
            case EventID.ListMerchantGroup://浏览商业圈。。
            {
            	 
//            	  new Thread()
//                  {
//                      public void run()
//                      {
            	try
                 {
            	 Index[] index = model.listRecord();
                 listMerchantGroupUI.init(index);
                 display.setCurrent(listMerchantGroupUI);
                 }catch (Exception e) {
                	 e.printStackTrace();
				}
//                      }
//                  }.start();
                  break;
            }
            case EventID.SEARCH_RECORD:
            {
                searchPhoneUI.init();
                display.setCurrent(searchPhoneUI);
                break;
            }
           case EventID.EVENT_NEWPHONE_BACK_MAINUI://从新记录界面返回
            {
                display.setCurrent(indexFunctionUI);//显示索引界面
                break;
            }
            case EventID.EVENT_LISTPHONE_BACK_MAINUI:
            {
                display.setCurrent(indexFunctionUI);//显示索引界面
                break;
            }
            case EventID.EVENT_SEARCHUI_BACK_MAINNUI:
            {
                display.setCurrent(indexFunctionUI);//显示索引界面
                break;
            }
            case EventID.EVENT_DETAIL_BACK_LIST:
            {
                display.setCurrent(listPhoneUI);
                break;
            }
            case EventID.EVENT_DETAIL_BACK_MERCHANT_LIST:
            {
                display.setCurrent(listMerchantGroupUI);
                break;
            }            
            default:
                break;
        }
    }

    public void handleEvent(int eventID, Object[] obj)
    {
    	System.out.println("eventID"+eventID);
        switch (eventID)
        {
            case EventID.EVENT_SAVE_RECORD_SELECTED://保存新记录
            {
                try
                {

                    Account account = (Account) obj[0];
                    if (model.isRecordExist(account.getUserName()))//存在处理
                    {
                        showAlert(Title.record_exist, indexFunctionUI,
                                AlertType.WARNING);
                    } else
                    {
                        model.addRecord(account);//成功添加
                        
                        showAlert(Title.record_added, indexFunctionUI,
                                AlertType.CONFIRMATION);
                    }
                } catch (ApplicationException e)
                {
                    e.printStackTrace();
                }
                break;
            }

            case EventID.EVENT_DELETE_RECORD:
            {
                String userName = (String) obj[0];
                dialog.setMessage(Title.DELETE_RECORD + userName + "?");
                dialog.display(EventID.EVENT_DELETE_RECORD, obj);
                break;
            }

            case EventID.EVENT_DELETE_RECORD_YES:
            {
                try
                {
                    String userName = (String) obj[0];
                    model.deleteRecord(userName);
                    int i = ((Integer)obj[1]).intValue();
                    listPhoneUI.delete(i);
                    //listPhoneUI.subLastSize();
                  

                } catch (ApplicationException e)
                {
                    e.printStackTrace();
                }
                break;

            }

            case EventID.EVENT_DISPLAY_INFOMATION:
            {
                String userName = (String) obj[0];
                try
                {
                    Account account = model.getAccount(userName);
                    detailInfoUI.init(account);
                    display.setCurrent(detailInfoUI);

                } catch (ApplicationException e)
                {
                    e.printStackTrace();
                }
                break;

            }
              case EventID.EVENT_DISPLAY_MERCHANT_INFOMATION:
            {
                try
                {
//                    Account account = model.getAccount(userName);
                	 String merchantGroupName = (String) obj[0];
                	merchantGroupDetailInfoUI.init(merchantGroupName);
                    display.setCurrent(merchantGroupDetailInfoUI);

                } catch (Exception e)
                {
                    e.printStackTrace();
                }
                break;

            }            
            
            case EventID.EVENT_SEARCH_RECORD://搜索记录存在执行以下代码
            {
                try
                {
                    String userName = (String)obj[0];
                    Index[] index = model.searchIndex(userName);
                    if(index.length>5 || index.length ==0)
                    {
                        setCurrent(searchPhoneUI);
                    }
                    else
                    {
                        listPhoneUI.init(index);
                        display.setCurrent(listPhoneUI);
                    }
                }
                catch(ApplicationException e)
                {
                    e.printStackTrace();
                }
                break;
            }
            
            case EventID.EVENT_SEARCH_RECORD_ANYWAY:
            {
                try
                {
                    String userName = (String)obj[0];
                    Index[] index = model.searchIndex(userName);
                    if(index.length == 0)
                    {
                        showAlert("无匹配纪录！",searchPhoneUI,AlertType.INFO);
                    }
                    else
                    {
                        listPhoneUI.init(index);
                        display.setCurrent(listPhoneUI);
                    }
                }
                catch(ApplicationException e)
                {
                    e.printStackTrace();
                }
            }
            default:
                break;
        }

    }

    public void dialogDismissed(Dialog d, int code)
    {
        if (d == dialog)
        {
            if (code == ConfirmationDialog.YES)
            {
                switch (dialog.getEventID())
                {
                    case EventID.CLEAR_RECORD:
                    {
                        handleEvent(EventID.EVENT_CLEAR_RECORD_YES);
                        break;
                    }

                    case EventID.EVENT_DELETE_RECORD:
                    {
                        handleEvent(EventID.EVENT_DELETE_RECORD_YES, dialog
                                .getObj());
                        break;
                    }
                }

            } else if (code == ConfirmationDialog.NO)
            {

            }
        }
    }
}