Android Open Source - UniApp Grid Cell Adapter

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License

The source code is released under:
MIT License
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Java Source Code

package it.nic.uniapp.adapters;
//w ww .java  2  s .  c  om
import it.nic.uniapp.PopUpWindow;
import it.nic.uniapp.R;
import it.nic.uniapp.core.PageLoader;
import it.nic.uniapp.core.PageLoader.PageType;
import it.nic.uniapp.db.DBHandler;
import it.nic.uniapp.db.EsameEntity;
import it.nic.uniapp.db.IDBHandler;
import it.nic.uniapp.util.Util;

import java.sql.SQLException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Color;
import android.view.Display;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.ListView;
import android.widget.PopupWindow;
import android.widget.TableLayout;
import android.widget.TextView;

import java.util.Calendar;

public class GridCellAdapter extends BaseAdapter implements OnClickListener {
  //manca la segnalazione degli esami sui pulsanti e collegare lista dettagli a bottone.
  private Context context = null;

  private ArrayList<String> list = null;
  private static final int DAY_OFFSET = 1;
  private String[] weekdays = new String[] { "Luned?", "Marted?", "Mercoled?", "Gioved?", "Venerd?", "Sabato", "Domenica" };
  private final String[] months = { "Gennaio", "Febbraio", "Marzo", "Aprile", "Maggio", "Giugno", "Luglio", "Agosto", "Settembre", "Ottobre", "Novembre", "Dicembre" };
  private final int[] daysOfMonth = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
  private int daysInMonth = 0;
  private int currentDayOfMonth = 0;
  private int currentWeekDay = 0;
  private Button selectedDayMonthYearButton;
  private Button gridcell = null;
  private List<EsameEntity>esami = null;
  private PopupWindow pw = null;
  private Activity activity = null;

  // private TextView num_events_per_day;
  // private final HashMap<String, Integer> eventsPerMonthMap;
  private final SimpleDateFormat dateFormatter = new SimpleDateFormat("dd/MM/yyyy");

  public GridCellAdapter(Context context, int textViewResourceId, int month, int year, Activity a) {
    super();
    this.context = context;
    this.list = new ArrayList<String>();
    this.activity = a;
    Calendar calendar = Calendar.getInstance();
    setCurrentDayOfMonth(calendar.get(Calendar.DAY_OF_MONTH));
    setCurrentWeekDay(calendar.get(Calendar.DAY_OF_WEEK));

    printMonth(month, year);
  }

  private String getMonthAsString(int i) {
    return months[i];
  }
  
  private int getMonth(){
    Calendar calendar = Calendar.getInstance();
    return calendar.get(Calendar.MONTH);
    
  }
  
  private String getWeekDayAsString(int i) {
    return weekdays[i];
  }

  private int getNumberOfDaysOfMonth(int i) {
    return daysOfMonth[i];
  }

  public String getItem(int position) {
    return list.get(position);
  }

  public int getCount() {
    return list.size();
  }

  public long getItemId(int position) {
    return position;
  }

  private void printMonth(int mm, int yy) {
    int trailingSpaces = 0;
    int daysInPrevMonth = 0;
    int prevMonth = 0;
    int prevYear = 0;
    int nextMonth = 0;
    int nextYear = 0;

    int currentMonth = mm - 1;
    String currentMonthName = getMonthAsString(currentMonth);
    daysInMonth = getNumberOfDaysOfMonth(currentMonth);

    GregorianCalendar cal = new GregorianCalendar(yy, currentMonth, 1);

    if (currentMonth == 11) {
      prevMonth = currentMonth - 1;
      daysInPrevMonth = getNumberOfDaysOfMonth(prevMonth);
      nextMonth = 0;
      prevYear = yy;
      nextYear = yy + 1;

    } else if (currentMonth == 0) {
      prevMonth = 11;
      prevYear = yy - 1;
      nextYear = yy;
      daysInPrevMonth = getNumberOfDaysOfMonth(prevMonth);
      nextMonth = 1;

    } else {
      prevMonth = currentMonth - 1;
      nextMonth = currentMonth + 1;
      nextYear = yy;
      prevYear = yy;
      daysInPrevMonth = getNumberOfDaysOfMonth(prevMonth);

    }

    int currentWeekDay = cal.get(Calendar.DAY_OF_WEEK) - 2;
    trailingSpaces = currentWeekDay;

    if (cal.isLeapYear(cal.get(Calendar.YEAR)))
      if (mm == 2)
        ++daysInMonth;
      else if (mm == 3)
        ++daysInPrevMonth;

    // Trailing Month days
    for (int i = 0; i < trailingSpaces; i++) {
      list.add(String.valueOf((daysInPrevMonth - trailingSpaces + DAY_OFFSET) + i) + "-GREY" + "-" + getMonthAsString(prevMonth) + "-" + prevYear);
    }

    // Current Month Days
    for (int i = 1; i <= daysInMonth; i++) {

      if (i == getCurrentDayOfMonth() && getMonth() == currentMonth) {
        list.add(String.valueOf(i) + "-BLUE" + "-" + getMonthAsString(currentMonth) + "-" + yy);
      } else {
        list.add(String.valueOf(i) + "-WHITE" + "-" + getMonthAsString(currentMonth) + "-" + yy);
      }
    }

    // Leading Month days
    for (int i = 0; i < list.size() % 7; i++) {

      list.add(String.valueOf(i + 1) + "-GREY" + "-" + getMonthAsString(nextMonth) + "-" + nextYear);
    }
  }

  public View getView(int position, View convertView, ViewGroup parent) {
    View row = convertView;
    if (row == null) {
      LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
      row = inflater.inflate(R.layout.grid_cell, parent, false);
    }

    gridcell = (Button) row.findViewById(R.id.grid_cell_giorno);
    gridcell.setOnClickListener(this);

    String[] day_color = list.get(position).split("-");
    String theday = day_color[0];
    String themonth = day_color[2];
    String theyear = day_color[3];
    // if ((!eventsPerMonthMap.isEmpty()) && (eventsPerMonthMap != null)) {
    // if (eventsPerMonthMap.containsKey(theday)) {
    // num_events_per_day = (TextView) row
    // .findViewById(R.id.num_events_per_day);
    // Integer numEvents = (Integer) eventsPerMonthMap.get(theday);
    // num_events_per_day.setText(numEvents.toString());

    gridcell.setText(theday);
    gridcell.setTag(theday + "/" + themonth + "/" + theyear);

    if (day_color[1].equals("GREY")) {
      gridcell.setTextColor(Color.WHITE);
      gridcell.setBackgroundColor(Color.LTGRAY);

    }
    if (day_color[1].equals("WHITE")) {
      gridcell.setTextColor(Color.BLACK);
      
    }
    if (day_color[1].equals("BLUE")) {
      gridcell.setTextColor(Color.RED);
    }
    return row;

  }

  @Override
  public void onClick(View view) {
    String date_month_year = (String) view.getTag();
    String date = Util.getDateFormattedFromString(date_month_year);
    IDBHandler db = new DBHandler(this.context);
    
    this.esami = new ArrayList<EsameEntity>(); 
    //ottengo tutti gli esami con quella data e apro una lista con i dettagli
    try {
      this.esami = db.getEsameByDate(date);
      pw = new PopupWindow(this.activity);
       LinearLayout layout = new LinearLayout(this.activity);
         LayoutParams params;
         //ListView lista = (ListView)this.activity.findViewById(R.id.popup__listview);
         LinearLayout mainLayout = new LinearLayout(this.activity);
         boolean click = true;
         TextView v = new TextView(this.context);
         v.setText("ciao");
         Button but = new Button(this.context);
         but.setText("chiudi!");
         but.setOnClickListener(new OnClickListener(){
           public void onClick(View v) {
             pw.dismiss();
           }
           
         });
         
         params = new LayoutParams(LayoutParams.WRAP_CONTENT,
                  LayoutParams.WRAP_CONTENT);
                layout.setOrientation(LinearLayout.VERTICAL);
                layout.addView(v,params);
                pw.setContentView(layout);
                
                mainLayout.addView(but, params);
                pw.setContentView(mainLayout);
               
          
        LayoutInflater inflater = (LayoutInflater)this.activity .getSystemService(Context.LAYOUT_INFLATER_SERVICE); 
        layout = (LinearLayout)inflater.inflate(R.layout.popup_window,(ViewGroup)this.activity.findViewById(R.id.popup__element));  
        pw.showAtLocation(layout, Gravity.BOTTOM, 10, 10);
      
            
    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

    System.out.println(date);
  }
  
  //devo ciclare tutti i giorni e verificare se in quella data ci sono esami e colorare il giorno corrispondente
  private void checkEsami() {
    List<EsameEntity>lista = new ArrayList<EsameEntity>();
    IDBHandler db = new DBHandler (this.context);
    try {
      lista = db.getAllEsami();
    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    for (EsameEntity e : lista){
      
    }
  }

  private void setCurrentDayOfMonth(int currentDayOfMonth) {
    this.currentDayOfMonth = currentDayOfMonth;
  }

  public void setCurrentWeekDay(int currentWeekDay) {
    this.currentWeekDay = currentWeekDay;
  }

  public int getCurrentWeekDay() {
    return currentWeekDay;
  }

  public int getCurrentDayOfMonth() {
    return currentDayOfMonth;
  }

}
Java Source Code List
