如何通过网络按月填充列表事件。随着日历月的更改，列表应该刷新。我现在正在收到所有事件。可以解决这个问题吗？
CalenderFragment
public class CalenderFragment extends Fragment implements OnDateSelectedListener, OnMonthChangedListener {
String Navigation_URL = "http://192.168.100.5:84/api/academics/getEvents";
String access_token;
ListView listView;
com.prolificinteractive.materialcalendarview.MaterialCalendarView calendarView;
ArrayList<CalenderPojoStudent> student_list_calender = new ArrayList<>();
Calendar calendar = Calendar.getInstance();
List<CalendarDay> calendarDays;
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd", Locale.US);
String y;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.calender, container, false);
getActivity().setTitle("");
setHasOptionsMenu(true);
// calendar = (CalendarView) view.findViewById(R.id.calendar);
/* calendar.setOnDateChangeListener(new CalendarView.OnDateChangeListener() {
@Override
public void onSelectedDayChange(CalendarView view,
int year, int month, int dayOfMonth) {
Toast.makeText(getContext(),
dayOfMonth + "/" + month + "/" + year, Toast.LENGTH_LONG).show();
}
}); */
calendarView = (com.prolificinteractive.materialcalendarview.MaterialCalendarView) view.findViewById(R.id.calendar);
// calendarView.addDecorator(new HighlightWeekendsDecorator());
calendarView.addDecorator(new OneDayDecorator());
// calendarView.addDecorator(new EventDecorator(Color.RED, calendarDays));
// calendarView.addView(onMonthChanged(calendarView,date));
// calendarView.addDecorator(new EventDecorator(Color.RED, calendarDays));
//calendarView.addDecorator(new MySelectorDecorator(getActivity()));
// calendarView.addDecorator(new EventDecorator("#FF0000",student_list_calender));
// calendarView.addDecorator(new EventDecorator("",));
calendarView.setDateTextAppearance(View.ACCESSIBILITY_LIVE_REGION_ASSERTIVE);
final Calendar calendar = Calendar.getInstance();
calendarView.setSelectedDate(calendar.getTime());
calendarView.setOnMonthChangedListener(this);
// calendarView.setOnDateChangedListener(this);
calendarView.setOnDateChangedListener(new OnDateSelectedListener() {
@Override
public void onDateSelected(@NonNull MaterialCalendarView widget, @NonNull CalendarDay date, boolean selected) {
CalenderAdapter calenderAdapter = new CalenderAdapter(getActivity(), student_list_calender);
listView.setAdapter(calenderAdapter);
calendarView.setHeaderTextAppearance(R.style.AppTheme);
}
});
listView = (ListView) view.findViewById(R.id.calenderlist);
SessionManagement session = new SessionManagement(getContext());
session.checkLogin();
access_token = session.getAccesstToken();
makeJsonObjectRequest();
return view;
}
List<Event> events = new ArrayList<>();
private void makeJsonObjectRequest() {
RequestQueue requestQueue = Volley.newRequestQueue(getContext());
String URL = Navigation_URL;
StringRequest stringRequest = new StringRequest(Request.Method.GET, URL,
new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONArray jArray = new JSONArray(response);
for (int i = 0; i < jArray.length(); i++) {
JSONObject jsonObject = jArray.getJSONObject(i);
String StartDate = jsonObject.getString("StartDate").substring(0, 10);
String Title = jsonObject.getString("Title");
int EventID = jsonObject.getInt("EventID");
//String y = "#" + EventID;
//int z = Integer.parseInt(y);
//int y = Integer.parseInt(("#" + "2493A7"));
// int colorcrop = Integer.parseInt("#2493A7");
// int y = Integer.parseInt("#" + ("2493A7"));
CalendarDay date = new CalendarDay();
y = (simpleDateFormat.format(date.getDate()));
System.out.println(y);
// OnMonthChangedListener onMonthChangedListener=getActivity().;
Toast.makeText(getContext(), y, Toast.LENGTH_SHORT).show();
// if (y == StartDate) {
student_list_calender.add(new CalenderPojoStudent(StartDate, Title));
// }
/* try {
Date date = simpleDateFormat.parse(StartDate);
// String listofinformation = (EventID);
int color = Integer.parseInt(String.valueOf(EventID));
try {
// int y = Integer.parseInt("#" + Integer.parseInt(String.valueOf(color)));
int y = Integer.parseInt(String.valueOf(Integer.parseInt(String.valueOf(color))));
Event event = new Event(date, y);
events.add(event);
} catch (Exception e) {
Log.e("Exception", e.toString());
}
} catch (ParseException e) {
e.printStackTrace();
} */
}
CalenderAdapter calenderAdapter = new CalenderAdapter(getActivity(), student_list_calender);
listView.setAdapter(calenderAdapter);
} catch (JSONException e) {
makeText(getContext(), "Fetch failed!", LENGTH_SHORT).show();
e.printStackTrace();
}
/*
for (Event event : events) {
EventDecorator eventDecorator = new EventDecorator(calendarView, event.getDate(), event.getColor());
calendarView.addDecorator(eventDecorator);
EventDecorator eventDecorator = new EventDecorator(event);
} */
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
makeText(getContext(), error.toString(), LENGTH_LONG).show();
}
}) {
@Override
public Map<String, String> getHeaders() throws AuthFailureError {
Map<String, String> headers = new HashMap<String, String>();
headers.put("Authorization", "Bearer " + access_token);
headers.put("Content-Type", "application/x-www-form-urlencoded");
return headers;
}
/*
@Override
protected Map<String, String> getParams() throws com.android.volley.AuthFailureError {
Map<String, String> map = new HashMap<String, String>();
map.put("id", master_id);
map.put("accessID", accessID);
map.put("currentUser", master_id);
return map;
} */
};
requestQueue.add(stringRequest);
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
// TODO Auto-generated method stub
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.dashboard, menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// handle item selection
switch (item.getItemId()) {
case R.id.action_settings:
// do s.th.
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onMonthChanged(MaterialCalendarView widget, CalendarDay date) {
//noinspection ConstantConditions
//getSupportActionBar().setTitle(FORMATTER.format(date.getDate()));
// Toast.makeText(getContext(), "Second Changed", Toast.LENGTH_LONG).show();
// CalenderAdapter calenderAdapter = new CalenderAdapter(getActivity(), student_list_calender);
// listView.setAdapter(calenderAdapter);
// int year = calendar.get(Calendar.YEAR);
// int month = calendar.get(Calendar.MONTH);
//int day = calendar.get(Calendar.DAY_OF_MONTH);
//System.out.println(year);
//System.out.println(month);
//System.out.println(day);
y = (simpleDateFormat.format(date.getDate()));
System.out.println(y);
// date = widget.getSelectedDate();
//widget.setDateSelected(date,true);
// widget.setShowOtherDates(MaterialCalendarView.SHOW_ALL);
// System.out.println("date is" + date);
widget.invalidateDecorators();
// makeJsonObjectRequest();
}
@Override
public void onDateSelected(@NonNull MaterialCalendarView widget, @NonNull CalendarDay date, boolean selected) {
OneDayDecorator oneDayDecorator = new OneDayDecorator();
oneDayDecorator.setDate(date.getDate());
//date = widget.getSelectedDate();
//Log.d("date","displyed");
// widget.addDecorator(new EventDecorator(Color.DKGRAY, calendarDays));
// date = widget.getSelectedDate();
// System.out.println(date);
if (selected == true) {
//It can't be show
Toast.makeText(getContext(), "onClick" + date, Toast.LENGTH_SHORT).show();
}
widget.invalidateDecorators();
}
}
JSON
[
{
"EventID": 2095,
"Title": "Holiday",
"Description": "",
"StartDate": "2017-06-27T00:00:00",
"StartTime": "00:00:00",
"EndDate": "2017-06-28T00:00:00",
"EndTime": "00:00:00",
"IsFullDay": true,
"IsHoliday": true,
"DateTime": null
},
{
"EventID": 2097,
"Title": "Art Exhibition",
"Description": "asd",
"StartDate": "2017-06-28T00:00:00",
"StartTime": "12:07:00",
"EndDate": "2017-06-28T00:00:00",
"EndTime": "17:07:00",
"IsFullDay": false,
"IsHoliday": false,
"DateTime": null
}
]
如何将材料日历日期与Web日期和显示比较 monthWise？