앱 IM 개발에서 Titel Datum 등이있는 메시지 목록을 얻었습니다. Messagetitel을 클릭 할 때이 항목을 확장하고 세부 사항을 표시하고 "Reply", "Delete"및 "Forward"와 같은 새로운 버튼을 표시합니다. .
처럼:
- 메시지
- 메시지 (클릭 메시지)
세부 사항 버튼 삭제, 앞으로, 답장
텍스트
- 메시지
- 메시지
내가 지금까지 한 일은 다음과 같습니다.
먼저 메시지의 모델 클래스 :
public class MyMessage {
private String from;
private String subject;
private String date;
private String message;
public MyMessage(String f, String s, String d, String m){
from= f;
subject= s;
date = d;
message= m;
}
public String getFrom() {
return from;
}
public String getSubject() {
return subject;
}
public String getDate() {
return date;
}
public String getMessage() {
return message;
}
}
내 사용자 지정 어댑터 :
public class NewAdapter extends BaseExpandableListAdapter {
public ArrayList<MyMessage> mMessage;
public LayoutInflater minflater;
public Activity activity;
public NewAdapter(ArrayList<MyMessage> message){
mMessage = message;
}
public void setInflater(LayoutInflater mInflater, Activity act) {
this.minflater = mInflater;
activity = act;
}
@Override
public Object getChild(int groupPosition, int childPosition) {
// TODO Auto-generated method stub
return null;
}
@Override
public long getChildId(int groupPosition, int childPosition) {
// TODO Auto-generated method stub
return 0;
}
@Override
public View getChildView(int groupPosition, int childPosition,
boolean isLastChild, View convertView, ViewGroup parent) {
TextView text = null;
// TODO Auto-generated method stub
if (convertView == null) {
convertView = minflater.inflate(R.layout.message_details, null);
}
text = (TextView) convertView.findViewById(R.id.tv_message_text);
text.setText(mMessage.get(childPosition).getMessage());
return convertView;
}
@Override
public int getChildrenCount(int groupPosition) {
// TODO Auto-generated method stub
return 0;
}
@Override
public Object getGroup(int groupPosition) {
// TODO Auto-generated method stub
return null;
}
@Override
public int getGroupCount() {
// TODO Auto-generated method stub
return 0;
}
@Override
public long getGroupId(int groupPosition) {
// TODO Auto-generated method stub
return 0;
}
@Override
public View getGroupView(int groupPosition, boolean isExpanded,
View convertView, ViewGroup parent) {
TextView from= null;
TextView date = null;
TextView subject= null;
// TODO Auto-generated method stub
if(convertView == null){
convertView = minflater.inflate(R.layout.message_head, null);
}
from= (TextView) convertView.findViewById(R.id.tv_from);
date = (TextView) convertView.findViewById(R.id.tv_date);
subject= (TextView) convertView.findViewById(R.id.tv_subject);
from.setText(mMessage.get(groupPosition).getfrom());
date.setText(mMessage.get(groupPosition).getDate());
subject.setText(mMessage.get(groupPosition).getSubject());
return convertView;
}
@Override
public boolean hasStableIds() {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean isChildSelectable(int groupPosition, int childPosition) {
// TODO Auto-generated method stub
return false;
}
}
내 메인 클래스 :
public class Test extends ExpandableListActivity{
public ArrayList<MyMessage> message;
public ExpandableListView eListView;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_test);
eListView = getExpandableListView();
message = createMessages();
NewAdapter nAdapter = new NewAdapter(message);
nAdapter
.setInflater(
(LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE),
this);
getExpandableListView().setAdapter(nAdapter);
}
private ArrayList<MyMessage> createMessages() {
ArrayList<MyMessage> m = new ArrayList<MyMessage>();
MyMessage test1 = new MyMessage("test1", "testbetreff", "08.11.2013 / 09:44", "gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so");
MyMessage test2 = new MyMessage("test2", "testbetreff", "08.11.2013 / 09:45", "gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so");
MyMessage test3 = new MyMessage("test3", "testbetreff", "08.11.2013 / 09:46", "gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so");
MyMessage test4 = new MyMessage("test4", "testbetreff", "08.11.2013 / 09:47", "gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so gaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaanz viel text und so");
m.add(test1);
m.add(test2);
m.add(test3);
m.add(test4);
return m;
}
}
나는 오류가 없지만 내 활동은 비어 있습니다. 나는 이것을 디버깅하려고했지만 getchildview () 또는 getGroupView ()를 호출하지 않으며 그 이유를 모르겠습니다.
의상 어댑터로 큰 실수를하고 있습니까? 미리 감사드립니다