j2me版背单词程序

package ewords; import mylcdui.*; import java.util.*; import javax.microedition.lcdui.*; import utils.*; import java.util.*; /** * <p>Title: </p> * * <p>Description: </p> * * <p>Copyright: Copyright (c) 2005</p> * * <p>Company: </p> * * @author not attributable * @version 1.0 */ public class MainForm extends TForm { public MainForm() { super(); //doDebugTest(); if (App._.config.nowWordIndex == 0) App._.config.nowWordIndex = 1; pageCtrl.items = new String[]{"早晨温习", "每日新学", "每日复习", "上周重温"}; addControl(pageCtrl, defaultRowHeight(), defaultRowHeight()*2+5); listBox.items = FuncDesces; addControl(listBox, defaultRowHeight()+pageCtrl.height, getHeight()-defaultRowHeight()*2 - pageCtrl.height); TLabel title = new TLabel(); title.text = "轻松背单词"; title.alignment = TLabel.ALIGN_CENTER; addControl(title, 0); addCommandBar("进入", "退出"); TTimeLabel lblTime = new TTimeLabel(); //时钟 lblTime.forecolor = Colors.BLUE; lblTime.alignment = TLabel.ALIGN_CENTER; lblTime.format = "hh:MM"; addControl(lblTime, getHeight()-defaultRowHeight()); lblHint.alignment = TLabel.ALIGN_CENTER; lblHint.backcolor = Colors.TRANSPARENT; lblHint.forecolor = Colors.RED; addControl(lblHint, getHeight()-defaultRowHeight()); loadBookWordList(); } private TLabel lblHint = new TLabel(); public String[] bookWordList; private int bookWordListMin; private int bookWordListMax; //获取书籍内容 public void loadBookWordList() { String[] tmpList = DicWord.loadWordList("BookWordList.dic"); bookWordListMin = Integer.parseInt(tmpList[0]); bookWordListMax = Integer.parseInt(tmpList[1]); String[] bookWordListTmp = new String[tmpList.length-2]; System.arraycopy(tmpList, 2, bookWordListTmp, 0, bookWordListTmp.length); if (bookWordListMax <= App._.config.nowWordIndex + App._.config.wordCountPerDay *3) { int n = (bookWordListMax - App._.config.nowWordIndex) / App._.config.wordCountPerDay; lblHint.text = "请" + Integer.toString(n) +"日内更新词库"; lblHint.repaint(); } bookWordList = bookWordListTmp; } //获取指定范围的单词列表,书籍中没有则返回null private String[] loadStudingWords(int startIndex, int wordCount) { if (bookWordList == null) { lblHint.text = "正在读取词库..."; lblHint.repaint(); return null; } if ((startIndex < bookWordListMin) || (startIndex+wordCount-1 > bookWordListMax)) { lblHint.text = "请立即更新词库"; lblHint.repaint(); return null; } String[] ret = new String[wordCount]; System.arraycopy(bookWordList, startIndex-bookWordListMin, ret, 0, ret.length); return ret; } //获取当前的日期值,凌晨2:00之前计入前一天 public static int getNowDate() { int today = NwDate.Today().toIntBits(); TimeZone tz = TimeZone.getTimeZone("GMT+8:00"); Calendar calendar = Calendar.getInstance(tz); Date now = new Date(System.currentTimeMillis()); calendar.setTime(now); if (calendar.get(Calendar.HOUR_OF_DAY) < 2) return today -1; else return today; } //获取当前应学习的单词列表,书籍中没有则返回null private String[] loadStudingWords() { int today = getNowDate(); switch (pageCtrl.itemindex) { case 0: //早晨温习 AppConfig.DayHisWords his = App._.config.getDayHisWords(today-1); if (his == null) { lblHint.text = "昨天未新学"; lblHint.repaint(); return null; } return loadStudingWords(his.wordStartIndex, his.wordCount); case 1: //每日新学 AppConfig.DayHisWords his1 = App._.config.getDayHisWords(today); if (his1 != null) return loadStudingWords(his1.wordStartIndex, his1.wordCount); return loadStudingWords(App._.config.nowWordIndex, App._.config.wordCountPerDay); case 2: //每日复习 AppConfig.DayHisWords his2 = App._.config.getDayHisWords(today-2); String[] his2Words = null; if (his2 != null) { his2Words = loadStudingWords(his2.wordStartIndex, his2.wordCount); if (his2Words == null) return null; } AppConfig.DayHisWords his4 = App._.config.getDayHisWords(today-4); String[] his4Words = null; if (his4 != null) { his4Words = loadStudingWords(his4.wordStartIndex, his4.wordCount); if (his4Words == null) return null; } if ((his2Words == null)&&(his4Words == null)) { lblHint.text = "前天未新学"; lblHint.repaint(); return null; } return arrayMerge(new String[][]{his2Words, his4Words}); case 3: //上周重温 //复习上一周所学全部新单词(此类单词若新学和前2次复习均无误，可略过) int lastMonday = today - (NwDate.valueOf(today)).getWeekDay() - 6; String[][] perDayWords = new String[7][]; for (int i=0; i < 7; i++) { AppConfig.DayHisWords hisi = App._.config.getDayHisWords(lastMonday+i); if (hisi == null) { perDayWords[i] = null; continue; } String[] hisiDayWords = loadStudingWords(hisi.wordStartIndex, hisi.wordCount); if (hisiDayWords == null) return null; Vector dayWords = new Vector(); for (int k=0; k < hisi.wordCount; k++) { if (hisi.ifPass[k] && hisi.ifPass1[k] && hisi.ifPass2[k]) ; else dayWords.addElement(hisiDayWords[k]); } if (dayWords.size() == 0) perDayWords[i] = null; else { perDayWords[i] = new String[dayWords.size()]; dayWords.copyInto(perDayWords[i]); } } String[] ret = arrayMerge(perDayWords); if (ret.length == 0) { lblHint.text = "上周未新学"; lblHint.repaint(); return null; } return ret; } return null; } //数组合并 private String[] arrayMerge(String[][] a) { int nCount = 0; for (int i=0; i < a.length; i++) { if (a[i] != null) nCount += a[i].length; } String[] ret = new String[nCount]; int nIndex = 0; for (int i=0; i < a.length; i++) { if (a[i] != null) { System.arraycopy(a[i], 0, ret, nIndex, a[i].length); nIndex += a[i].length; } } return ret; } //保存测验成绩 public void saveExamHis(boolean[] examIsOK) { examIsOK = unRandSortWords(examIsOK); int today = getNowDate(); switch (pageCtrl.itemindex) { case 0: //早晨温习 App._.config.savetDayHisWords(today - 1, 1, examIsOK); break; case 1: //每日新学 App._.config.savetDayHisWords(today, 0, examIsOK); break; case 2: //每日复习