git.gag.com Git - sw/motorsim/blob - gui/com/billkuker/rocketry/motorsim/visual/Editor.java

   1 package com.billkuker.rocketry.motorsim.visual;\r
   2 \r
   3 import java.awt.Component;\r
   4 import java.awt.Dimension;\r
   5 import java.beans.IntrospectionException;\r
   6 import java.beans.Introspector;\r
   7 import java.beans.PropertyChangeEvent;\r
   8 import java.beans.PropertyChangeListener;\r
   9 import java.beans.PropertyDescriptor;\r
  10 import java.beans.PropertyEditorManager;\r
  11 import java.beans.PropertyEditorSupport;\r
  12 import java.text.DecimalFormat;\r
  13 import java.text.NumberFormat;\r
  14 import java.util.Vector;\r
  15 \r
  16 import javax.measure.unit.SI;\r
  17 import javax.measure.unit.Unit;\r
  18 import javax.swing.JFrame;\r
  19 import javax.swing.JLabel;\r
  20 import javax.swing.JTable;\r
  21 import javax.swing.JTextField;\r
  22 import javax.swing.WindowConstants;\r
  23 import javax.swing.table.TableCellRenderer;\r
  24 \r
  25 import org.apache.log4j.Logger;\r
  26 import org.jscience.physics.amount.Amount;\r
  27 \r
  28 import com.billkuker.rocketry.motorsim.CylindricalChamber;\r
  29 import com.l2fprod.common.propertysheet.PropertySheetPanel;\r
  30 \r
  31 public class Editor extends PropertySheetPanel {\r
  32         private static final long serialVersionUID = 1L;\r
  33         private static final NumberFormat nf = new DecimalFormat("##########.###");\r
  34         private static final Logger log = Logger.getLogger(Editor.class);\r
  35 \r
  36         private Object obj;\r
  37 \r
  38         @SuppressWarnings("deprecation")\r
  39         public Editor(Object o) {\r
  40                 obj = o;\r
  41 \r
  42                 PropertyEditorManager.registerEditor(Amount.class,\r
  43                                 AmountPropertyEditor.class);\r
  44                 \r
  45                 setToolBarVisible(false);\r
  46                 //setMinimumSize(new Dimension(150,200));\r
  47                 \r
  48                 getRendererRegistry().registerRenderer(Amount.class, AmountRenderer.class);\r
  49 \r
  50                 // Build the list of properties we want it to edit\r
  51                 //final PropertySheetPanel ps = new PropertySheetPanel();\r
  52                 PropertyDescriptor props[];\r
  53                 try {\r
  54                         props = Introspector.getBeanInfo(obj.getClass())\r
  55                                         .getPropertyDescriptors();\r
  56                 } catch (IntrospectionException e) {\r
  57                         throw new Error(e);\r
  58                 }\r
  59                 Vector<PropertyDescriptor> v = new Vector<PropertyDescriptor>();\r
  60                 for (int i = 0; i < props.length; i++) {\r
  61                         if (props[i].getName().equals("class"))\r
  62                                 continue;\r
  63                         v.add(props[i]);\r
  64                 }\r
  65                 setProperties(v.toArray(new PropertyDescriptor[v.size()]));\r
  66 \r
  67                 readFromObject(obj);\r
  68                 \r
  69                 getTable().setRowHeight(22);\r
  70                 \r
  71                 setMinimumSize(new Dimension(\r
  72                                 getTable().getPreferredSize().width,\r
  73                                 getTable().getPreferredSize().height + 10));\r
  74 \r
  75                 addPropertySheetChangeListener(new PropertyChangeListener() {\r
  76 \r
  77                         public void propertyChange(PropertyChangeEvent evt) {\r
  78                                 // When something changes just update the\r
  79                                 // object, I want the changes to be immediate.\r
  80                                 try {\r
  81                                         log.debug("Writing properties to object.");\r
  82                                         writeToObject(obj);\r
  83                                 } catch (Exception v) {\r
  84                                         // TODO\r
  85                                         v.printStackTrace();\r
  86                                         java.awt.Toolkit.getDefaultToolkit().beep();\r
  87                                 } finally {\r
  88                                         readFromObject(obj);\r
  89                                 }\r
  90                         }\r
  91 \r
  92                 });\r
  93         }\r
  94 \r
  95         public void showAsWindow() {\r
  96                 JFrame f = new JFrame();\r
  97                 f.setTitle(obj.getClass().getName());\r
  98                 f.setSize(600, 400);\r
  99                 f.setContentPane(this);\r
 100                 f.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);\r
 101                 f.setVisible(true);\r
 102         }\r
 103         \r
 104         public static void main(String args[]){\r
 105                 CylindricalChamber o = new CylindricalChamber();\r
 106                 o.setLength(Amount.valueOf(100.5, SI.MILLIMETER));\r
 107                 o.setID(Amount.valueOf(30, SI.MILLIMETER));\r
 108                 Editor e = new Editor(o);\r
 109                 e.showAsWindow();\r
 110         }\r
 111         \r
 112         public static class AmountRenderer implements TableCellRenderer {\r
 113                 @Override\r
 114                 public Component getTableCellRendererComponent(JTable table,\r
 115                                 Object value, boolean isSelected, boolean hasFocus, int row,\r
 116                                 int column) {\r
 117                         Amount a = (Amount)value;\r
 118                         return new JLabel(nf.format(a.doubleValue(a.getUnit())) + " " + a.getUnit() );\r
 119                 }\r
 120                 \r
 121         }\r
 122 \r
 123         public static class AmountPropertyEditor extends PropertyEditorSupport {\r
 124                 JTextField editor = new JTextField();\r
 125                 Unit<?> oldUnit;\r
 126 \r
 127                 @Override\r
 128                 public boolean supportsCustomEditor() {\r
 129                         return true;\r
 130                 }\r
 131 \r
 132                 @Override\r
 133                 public String getAsText() {\r
 134                         return editor.getText();\r
 135                 }\r
 136 \r
 137                 @Override\r
 138                 public Object getValue() {\r
 139                         String text = editor.getText().trim();\r
 140 \r
 141                         // Trying to determine if the value is integer or\r
 142                         // has a decimal part will prevent the uncertainty\r
 143                         // term from appearing when user types an exact value\r
 144                         try {\r
 145                                 try {\r
 146                                         return Amount.valueOf(Integer.parseInt(text), oldUnit);\r
 147                                 } catch (NumberFormatException e) {\r
 148 \r
 149                                 }\r
 150                                 Amount<?> a = Amount.valueOf(Double.parseDouble(text), oldUnit);\r
 151                                 return a;\r
 152                         } catch (NumberFormatException e) {\r
 153                                 // Storing the old unit allows you to type 10 into a field\r
 154                                 // that says 20 mm and get 10 mm, so you dont have to\r
 155                                 // type the unit if they havn't changed.\r
 156                                 \r
 157                                 //Amount wants a leading 0\r
 158                                 if (text.startsWith(".")){\r
 159                                         text = "0" + text;\r
 160                                 }\r
 161                                 \r
 162                                 Amount<?> a = Amount.valueOf(text);\r
 163                                 oldUnit = a.getUnit();\r
 164                                 return a;\r
 165                         }\r
 166 \r
 167                 }\r
 168 \r
 169                 @SuppressWarnings("unchecked")\r
 170                 @Override\r
 171                 public void setValue(Object o) {\r
 172                         Amount a = (Amount) o;\r
 173                         oldUnit = a.getUnit();\r
 174 \r
 175                         String text;\r
 176                         //Leave off the fractional part if it is not relevant\r
 177                         if (a.isExact())\r
 178                                 text = a.getExactValue() + " " + a.getUnit();\r
 179                         else\r
 180                                 text = nf.format(a.doubleValue(a.getUnit())) + " " + a.getUnit();\r
 181 \r
 182                         setAsText(text);\r
 183                 }\r
 184 \r
 185                 @Override\r
 186                 public void setAsText(String text) throws IllegalArgumentException {\r
 187                         editor.setText(text);\r
 188                 };\r
 189 \r
 190                 @Override\r
 191                 public Component getCustomEditor() {\r
 192                         return editor;\r
 193                 }\r
 194         }\r
 195 \r
 196 }\r