只有当我将ArrayList<String>传递给适配器时，此代码才能正常工作。但是当我将对象添加到适配器时，在MultiAutoCompleteTextView中它设置对象全名而不是对象全名。我只希望来自JGETDATA对象的first_name。
public class MyAutoComplete extends MultiAutoCompleteTextView implements OnItemClickListener {
private final String TAG = "ChipsMultiAutoCompleteTextview";
private Handler mHandler = new Handler()
{
public void handleMessage(Message paramAnonymousMessage)
{
if (paramAnonymousMessage.what == 0)
{
mHandler.removeMessages(0);
String str = getText().toString().trim();
Log.e("handler", "yes");
if (str.length() >= 2) {
if(getText().toString().contains(",")) // check comman in string
{
String chips[] = getText().toString().trim().split(",");
Log.e("String", ""+chips[chips.length -1].trim());
makeAutoSearchText(chips[chips.length -1].trim());
}else{
makeAutoSearchText(str);
}
}
}
}
};
@SuppressLint("NewApi")
private void makeAutoSearchText(String paramString)
{
Log.e("makeAuto", "Yes");
String[] ids={"search_name"};
String[] params={paramString};
GetDataTask getDataTask= new GetDataTask(ids, params);
getDataTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
public class GetDataTask extends AsyncTask<Void, Void, Void>{
private String[] ids;
private String[] params;
private JGetDataList jGetDataList;
private ArrayList<JGetData> updatedList;
public GetDataTask( String[] ids, String[] params) {
// TODO Auto-generated constructor stub
this.ids=ids;
this.params=params;
}
@Override
protected Void doInBackground(Void... arg0) {
// TODO Auto-generated method stub
String response=Profiles.getDataFromServer(ids, params, "http://stopnswap.com/service/getAllUserlist.php");
jGetDataList=Profiles.parseAllUserData(response);
if(jGetDataList != null){
if(jGetDataList.Success != null){
// adapterList.clear();
updatedList= new ArrayList<JGetData>();
for(JGetData jGetData : jGetDataList.Success){
updatedList.add(jGetData);
// adapterList.add(jGetData);
// Log.e("name",jGetData.name );
}
}else{
// adapterList.clear();
}
}
Log.e("Data", ""+response);
return null;
}
@Override
protected void onPostExecute(Void result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
if(updatedList != null){
((SearchListAdapter)getAdapter()).setContactList(updatedList);
}
// adapter.notifyDataSetChanged();
}
}
TextWatcher searchViewTextWatch = new TextWatcher()
{
public void afterTextChanged(Editable paramAnonymousEditable) {}
public void beforeTextChanged(CharSequence paramAnonymousCharSequence, int paramAnonymousInt1, int paramAnonymousInt2, int paramAnonymousInt3) {}
public void onTextChanged(CharSequence paramAnonymousCharSequence, int paramAnonymousInt1, int paramAnonymousInt2, int paramAnonymousInt3)
{
String str=null;
if (paramAnonymousCharSequence != null)
{
str = paramAnonymousCharSequence.toString().trim();
if (str.length() < 2) {
// break label99;
}
mHandler.removeMessages(0);
Message localMessage = Message.obtain(mHandler, 0, str);
mHandler.sendMessageDelayed(localMessage, 400L);
}
while (str.length() >= 1)
{
// HomeSearchForMedicineScreen.this.mImageSearch.setVisibility(8);
// HomeSearchForMedicineScreen.this.mImageCross.setVisibility(0);
return;
// label99:
// if ((HomeSearchForMedicineScreen.this.mSearchView.getAdapter() instanceof AutoCompleteSearchAdapter)) {
// HomeSearchForMedicineScreen.this.mAutoCompleteAdapter.notifyDataSetInvalidated();
// }
}
// HomeSearchForMedicineScreen.this.mImageSearch.setVisibility(0);
// HomeSearchForMedicineScreen.this.mImageCross.setVisibility(8);
}
};
/* Constructor */
public MyAutoComplete(Context context) {
super(context);
init(context);
}
/* Constructor */
public MyAutoComplete(Context context, AttributeSet attrs) {
super(context, attrs);
init(context);
}
/* Constructor */
public MyAutoComplete(Context context, AttributeSet attrs,
int defStyle) {
super(context, attrs, defStyle);
init(context);
}
/* set listeners for item click and text change */
public void init(Context context){
setOnItemClickListener(this);
addTextChangedListener(searchViewTextWatch);
this.setThreshold(1);
this.setTokenizer(new CustomCommaTokenizer());
}
/*TextWatcher, If user type any country name and press comma then following code will regenerate chips */
/*private TextWatcher textWather = new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
if(count >=1){
if(s.charAt(start) == ',')
setChips(); // generate chips
}
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,int after) {}
@Override
public void afterTextChanged(Editable s) {}
};
*/
public class CustomCommaTokenizer extends CommaTokenizer{
@Override
public CharSequence terminateToken(CharSequence text) {
CharSequence charSequence = super.terminateToken(text);
return charSequence.subSequence(0, charSequence.length()-1);
}
}
/*This function has whole logic for chips generate*/
public void setChips(){
if(getText().toString().contains(",")) // check comman in string
{
SpannableStringBuilder ssb = new SpannableStringBuilder(getText());
// split string wich comma
Log.e("Auto", getText().toString().trim());
String chips[] = getText().toString().trim().split(",");
int x =0;
// loop will generate ImageSpan for every country name separated by comma
for(String c : chips){
// inflate chips_edittext layout
LayoutInflater lf = (LayoutInflater) getContext().getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
TextView textView = (TextView) lf.inflate(R.layout.textview, null);
textView.setText(c); // set text
// setFlags(textView, c); // set flag image
// capture bitmapt of genreated textview
int spec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
textView.measure(spec, spec);
textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight());
Bitmap b = Bitmap.createBitmap(textView.getWidth(), textView.getHeight(),Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(b);
canvas.translate(-textView.getScrollX(), -textView.getScrollY());
textView.draw(canvas);
textView.setDrawingCacheEnabled(true);
Bitmap cacheBmp = textView.getDrawingCache();
Bitmap viewBmp = cacheBmp.copy(Bitmap.Config.ARGB_8888, true);
textView.destroyDrawingCache(); // destory drawable
// create bitmap drawable for imagespan
BitmapDrawable bmpDrawable = new BitmapDrawable(viewBmp);
bmpDrawable.setBounds(0, 0,bmpDrawable.getIntrinsicWidth(),bmpDrawable.getIntrinsicHeight());
// create and set imagespan
ssb.setSpan(new ImageSpan(bmpDrawable),x ,x + c.length() , Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
setMovementMethod(LinkMovementMethod.getInstance());
ClickableSpan clickSpan = new ClickableSpan() {
@Override
public void onClick(View view) {
// deleteString();
// Toast.makeText(this, "Hi", Toast.LENGTH_SHORT).show();
Log.e("Clic", "cl");
deleteString();
}
};
ssb.setSpan(clickSpan,x, x + c.length(),Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
x = x+ c.length() +1;
}
// set chips span
// setText(ssb);
// move cursor to last
// setSelection(getText().toString().length());
setSpannableText(ssb);
}
}
public void setSpannableText(final Spannable ssb){
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
setText(ssb);
setSelection(getText().toString().length());
}
}, 20);
}
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// String myString= getText().toString() +"," +((JGetData)parent.getItemAtPosition(position)).first_name;
// setText(myString);
setChips(); // call generate chips when user select any item from auto complete
// Contact contact = (Contact) parent.getItemAtPosition(position);
// SmsUtil.selectedContact.put(contact.num, contact.contactName);
// Compose.selectedContact.put(key, value)
}
private void deleteString(){
int[] startEnd = getSelectionStartAndEnd();
int i = startEnd[0];
int j = startEnd[1];
//isTextDeletedFromTouch = true;
// isTextAdditionInProgress = true;
final SpannableStringBuilder sb = new SpannableStringBuilder(this.getText()
);
String deletedSubString = sb.subSequence(Math.min(i, j),
Math.max(i, j)).toString();
// deleteFromHashMap(deletedSubString);
boolean hasCommaAtLast = true;
try {
sb.subSequence(Math.min(i, j + 1), Math.max(i, j + 1))
.toString();
} catch (Exception e) {
hasCommaAtLast = false;
}
sb.replace(Math.min(i, hasCommaAtLast ? j + 1 : j),
Math.max(i, hasCommaAtLast ? j + 1 : j), "");
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
setText(sb);
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
// isTextAdditionInProgress = false;
// stringLength = CustomMultiAutoCompleteTextView.this.getText().toString().length();
// isTextDeletedFromTouch = false;
//Log.i("I am replacing text","I am replacing text 4");
setMovementMethod(LinkMovementMethod.getInstance());
}
},50);
}
}, 10);
// setChips();
}
private int[] getSelectionStartAndEnd(){
int[] startEnd = new int[2];
startEnd[0] = this.getSelectionStart()<0?0:this.getSelectionStart();
startEnd[1] = this.getSelectionEnd()<0?0:this.getSelectionEnd();
return startEnd;
}
}
我的适配器
public class SearchListAdapter extends ArrayAdapter<JGetData>{
private Context context;
private ArrayList<JGetData> list;
public SearchListAdapter(Context context, ArrayList<JGetData> list) {
// TODO Auto-generated constructor stub
super(context, android.R.layout.simple_dropdown_item_1line,list);
this.context=context;
this.list=list;
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return list.size();
}
@Override
public JGetData getItem(int position) {
// TODO Auto-generated method stub
return list.get(position);
}
@SuppressWarnings("unchecked")
public void setContactList(ArrayList<JGetData>list) {
// this isn't the efficient method
// need to improvise on this
this.list = list;
// this.cloneContactList = (ArrayList<Contact>) this.contactList.clone();
notifyDataSetChanged();
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
Holder holder;
if (convertView == null) {
LayoutInflater mInflater = (LayoutInflater)
context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = mInflater.inflate(R.layout.item_search_list, null);
holder= new Holder();
holder.Name=(TextView)convertView.findViewById(R.id.item_Search_list_Name);
convertView.setTag(holder);
}else{
holder=(Holder)convertView.getTag();
}
holder.Name.setText(""+list.get(position).first_name);
// Log.e("Adapter", ""+list.get(position).first_name);
return convertView;
}
private class Holder{
public TextView Name;
}
}
答案 0 :(得分：0)
实现这一目标的正确方法是实现与适配器的Filterable接口。实现方法getFilter（）将返回您自己的convertResultToString（Object resultValue）方法的实现。