tim/prune/function/weather/WeatherTableModel.java

   1 package tim.prune.function.weather;
   2
   3 import javax.swing.table.AbstractTableModel;
   4
   5 import tim.prune.I18nManager;
   6
   7
   8 /**
   9  * Table model for results of weather forecast
  10  */
  11 public class WeatherTableModel extends AbstractTableModel
  12 {
  13         /** Weather results */
  14         private WeatherResults _results;
  15
  16         /** Row indices */
  17         public static final int ROW_DAY  = 0;
  18         public static final int ROW_DESC = 1;
  19         public static final int ROW_WIND = 2;
  20         public static final int ROW_ICON = 3;
  21         public static final int ROW_TEMP = 4;
  22         public static final int ROW_HUMID = 5;
  23
  24         /** String for degrees Celsius */
  25         private static final String UNITS_DEGC = I18nManager.getText("units.degreescelsius.short");
  26         /** String for degrees Fahrenheit */
  27         private static final String UNITS_DEGF = I18nManager.getText("units.degreesfahrenheit.short");
  28
  29         /**
  30          * @return column count
  31          */
  32         public int getColumnCount()
  33         {
  34                 if (_results == null) {return 0;}
  35                 return _results.getNumForecasts();
  36         }
  37
  38         /**
  39          * @param inColNum column number
  40          * @return column label for given column
  41          */
  42         public String getColumnName(int inColNum)
  43         {
  44                 if (_results != null && inColNum >= 0 && inColNum < getColumnCount())
  45                 {
  46                         SingleForecast forecast = _results.getForecast(inColNum);
  47                         if (!forecast.hasTimes() || forecast.getTimeFrom().startsWith("00")) {
  48                                 return forecast.getDate();
  49                         }
  50                         return forecast.getTimeFrom();
  51                 }
  52                 return "";
  53         }
  54
  55         /**
  56          * @return number of rows
  57          */
  58         public int getRowCount()
  59         {
  60                 return 6;
  61         }
  62
  63         /** @return true if there are no columns */
  64         public boolean isEmpty()
  65         {
  66                 return getColumnCount() == 0;
  67         }
  68
  69         /**
  70          * @param inRowNum row number
  71          * @param inColNum column number
  72          * @return cell entry at given row and column
  73          */
  74         public Object getValueAt(int inRowNum, int inColNum)
  75         {
  76                 if (inColNum < 0 || inColNum >= getColumnCount()) {return "";}
  77                 SingleForecast forecast = _results.getForecast(inColNum);
  78                 if (forecast != null)
  79                 {
  80                         switch (inRowNum)
  81                         {
  82                                 case ROW_DAY:  {
  83                                         final String dayDesc = forecast.getDayDesc() == null ? "now" : forecast.getDayDesc();
  84                                         return buildDisplayString(null, I18nManager.getText("dialog.weather.day." + dayDesc));
  85                                 }
  86                                 case ROW_DESC: return buildDisplayString(null, forecast.getDescription());
  87                                 case ROW_WIND: return buildDisplayString("Wind", forecast.getWindDescription());
  88                                 case ROW_ICON: return forecast.getImageName();
  89                                 case ROW_TEMP: return buildDisplayString("Temp", forecast.getTemps()
  90                                         + (_results.isCelsius() ? UNITS_DEGC : UNITS_DEGF));
  91                                 case ROW_HUMID: return buildDisplayString("Humidity", forecast.getHumidity());
  92                         }
  93                         // TODO: Use language-specific texts for wind, temp and humidity
  94                 }
  95                 return "";
  96         }
  97
  98         /**
  99          * Build a html string from the given title and value
 100          */
 101         private static final String buildDisplayString(String inTitle, String inValue)
 102         {
 103                 if (inValue == null) {return null;}
 104                 return "<html>" + (inTitle == null ? "" : (inTitle + ":&nbsp;"))
 105                         + "<big>" + inValue.replaceAll(" ", "&nbsp;") + "</big></html>";
 106         }
 107
 108         /**
 109          * Set the results
 110          * @param inResults weather results including all forecasts
 111          */
 112         public void setResults(WeatherResults inResults)
 113         {
 114                 _results = inResults;
 115                 fireTableStructureChanged();
 116         }
 117
 118         /**
 119          * Clear the list of forecasts
 120          */
 121         public void clear()
 122         {
 123                 setResults(null);
 124         }
 125 }