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각 그룹 안에 하위 항목이 채워진 그룹 목록이 있습니다. 이미 searchview을 filtered ressults and my 확장 가능 목록보기로 구현하고 확장 및 축소 할 수 있습니다. 문제는 OnChildClickListener를 다루는 방법을 모른다는 것입니다. 일단 OnChildClickListener 함수를 추가하면 응용 프로그램이 갑자기 작동을 멈 춥니 다. 누군가가 내가이 일을 처리하도록 도울 수 있습니까?ExpandableListView, OnChildClickListener
package com.teamamazing.search;
import java.util.ArrayList;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.app.SearchManager;
import android.content.Context;
import android.view.Menu;
import android.view.View;
import android.widget.ExpandableListView;
import android.widget.SearchView;
import android.widget.ExpandableListView.OnChildClickListener;
public class Accomodation extends Activity implements
SearchView.OnQueryTextListener, SearchView.OnCloseListener{
private SearchView search;
private Accomodation_Adapter accomodationAdapter;
private ExpandableListView expandableListView;
private ArrayList<AccomodationHeaderRow> headerRows = new ArrayList<AccomodationHeaderRow>();
MediaPlayer mp;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_accomodation);
expandableListView.setOnChildClickListener(expandableListViewClickedItem);
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
search = (SearchView) findViewById(R.id.search);
search.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
search.setIconifiedByDefault(false);
search.setOnQueryTextListener(this);
search.setOnCloseListener(this);
//display the list
displayList();
//expand all Groups
expandAll();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.acco_search, menu);
return true;
}
//method to expand all groups
private void expandAll() {
int count = accomodationAdapter.getGroupCount();
for (int i = 0; i < count; i++){
expandableListView.expandGroup(i);
}
}
//this is my current problem, there's no error yet the application isn't working.
private OnChildClickListener expandableListViewClickedItem = new OnChildClickListener() {
public boolean onChildClick(ExpandableListView parent, View v,
int groupPosition, int childPosition, long id) {
if (groupPosition == 0) {
switch (childPosition) {
//cebuano
case 0:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyhotel1);
mp.start();
break;
//kapampangan
case 1:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyhotel2);
mp.start();
break;
//ilocano
case 2:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyhotel);
mp.start();
break;
}
} else if (groupPosition == 1) {
switch (childPosition) {
//cebuano
case 0:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyrestaurant1);
mp.start();
break;
//kapampangan
case 1:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyrestau2);
mp.start();
break;
//ilocano
case 2:
mp = MediaPlayer.create(getApplicationContext(), R.raw.anyrestau);
mp.start();
break;
}
}
return false;
}
};
//method to expand all groups
private void displayList() {
//display the list
loadSomeData();
//get reference to the ExpandableListView
expandableListView = (ExpandableListView) findViewById(R.id.accomodation_exp);
//create the adapter by passing your ArrayList data
accomodationAdapter = new Accomodation_Adapter(Accomodation.this, headerRows);
//attach the adapter to the list
expandableListView.setAdapter(accomodationAdapter);
}
private void loadSomeData() {
ArrayList<AccomodationChildRow> accomodationChildRows = new ArrayList<AccomodationChildRow>();
AccomodationChildRow accomodationChildRow = new AccomodationChildRow("Binisaya: Aduna bay bisag unsa nga hotel nga duol?");
accomodationChildRows.add(accomodationChildRow);
accomodationChildRow = new AccomodationChildRow("Kapampangan: Atin bang malapit a hotel kene?");
accomodationChildRows.add(accomodationChildRow);
accomodationChildRow = new AccomodationChildRow("Ilocano: Adda kadi ti uray ania nga ot-otel ditoy nga asideg?");
accomodationChildRows.add(accomodationChildRow);
AccomodationHeaderRow accomodationHeaderRow = new AccomodationHeaderRow("Are there any hotels near here? | Mayroon bang anumang malapit na hotel dito?", accomodationChildRows);
headerRows.add(accomodationHeaderRow);
accomodationChildRows = new ArrayList<AccomodationChildRow>();
accomodationChildRow = new AccomodationChildRow("Binisaya: Aduna bay bisag-unsa nga ristorant duol dinhi?");
accomodationChildRows.add(accomodationChildRow);
accomodationChildRow = new AccomodationChildRow("Kapampangan:\tAtin bang malapit a pipanganan kene?");
accomodationChildRows.add(accomodationChildRow);
accomodationChildRow = new AccomodationChildRow("Ilocano:\tAdda kadi ti uray ania nga asideg ditoy nga resrestauran?");
accomodationChildRows.add(accomodationChildRow);
accomodationHeaderRow = new AccomodationHeaderRow("Are there any restaurants near here? | Mayroon bang anumang malapit na restawran dito?", accomodationChildRows);
headerRows.add(accomodationHeaderRow);
}
@Override
public boolean onClose() {
accomodationAdapter.filterData("");
// expandAll();
return false;
}
@Override
public boolean onQueryTextChange(String query) {
accomodationAdapter.filterData(query);
expandAll();
return false;
}
@Override
public boolean onQueryTextSubmit(String query) {
accomodationAdapter.filterData(query);
expandAll();
return false;
}
}
감사 :
이 내 코드입니다!