@Override
public String getSort() {
// TODO Auto-generated method stub
CharacterParser chp = getCharacter();
if (getSortContent() == null || getSortContent().length() == 0) {
return "#";
}
String phead = chp.getSelling(getSortContent()).substring(0, 1).toUpperCase();
if (phead.matches("[A-Z]")) {
return phead;
}
return "#";
}
/**
* 联系人的适配器，联系人列表和名片功能会用到，isContact来区分
*
* @param context
* @param isContact
*/
public ContactAdapter(Context context, boolean isContact) {
mContext = context;
mIsContact = isContact;
mContentResolver = context.getContentResolver();
// mIsShowOffline = PreferenceUtils.getPrefBoolean(mContext, PreferenceConstants.SHOW_OFFLINE,
// true);
mCharacterParser = CharacterParser.getInstance();
mContactList = queryData("friends");
}
private List<ContactSortModel> queryData(String groupname) {
// mSortList = new ArrayList<SortModel>();
if (mContactList == null) {
mContactList = new ArrayList<ContactSortModel>();
} else {
mContactList.clear();
}
List<Roster> rosters = getRosters(groupname);
if (mIsContact) {
ContactSortModel sm1 = new ContactSortModel();
Roster roster = new Roster();
roster.setAlias("添加好友");
sm1.setRoster(roster);
sm1.setSortLetters("@");
mContactList.add(sm1);
ContactSortModel sm2 = new ContactSortModel();
Roster roster2 = new Roster();
roster2.setAlias("新朋友");
sm2.setRoster(roster2);
sm2.setSortLetters("@");
mContactList.add(sm2);
}
for (int i = 0; i < rosters.size(); i++) {
ContactSortModel sortModel = new ContactSortModel();
sortModel.setRoster(rosters.get(i));
// 取roster的alias昵称，并将汉字转换成拼音
String pinyin = mCharacterParser.getSelling(rosters.get(i).getAlias());
String sortString = pinyin.substring(0, 1).toUpperCase();
// 正则表达式，判断首字母是否是英文字母
if (sortString.matches("[A-Z]")) {
sortModel.setSortLetters(sortString.toUpperCase());
} else {
sortModel.setSortLetters("#");
}
mContactList.add(sortModel);
}
return filterData(mFilterString, mContactList);
}
/**
* 根据输入框中的值来过滤数据并更新ListView
*
* @param filterStr
*/
private List<ContactSortModel> filterData(String filterStr, List<ContactSortModel> contactList) {
List<ContactSortModel> filterContactList = new ArrayList<ContactSortModel>();
if (TextUtils.isEmpty(filterStr)) {
filterContactList = contactList;
} else {
filterContactList.clear();
for (ContactSortModel sortModel : contactList) {
String alias = sortModel.getRoster().getAlias();
if (alias.indexOf(filterStr.toString()) != -1
|| mCharacterParser.getSelling(alias).startsWith(filterStr.toString())) {
filterContactList.add(sortModel);
}
}
}
// 根据a-z进行排序
Collections.sort(filterContactList, new PinyinComparator());
return filterContactList;
// this.updateListView(filterDateList);
}