git.gag.com Git - sw/motorsim/blob - src/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.beans.IntrospectionException;\r
   5 import java.beans.Introspector;\r
   6 import java.beans.PropertyChangeEvent;\r
   7 import java.beans.PropertyChangeListener;\r
   8 import java.beans.PropertyDescriptor;\r
   9 import java.beans.PropertyEditorManager;\r
  10 import java.beans.PropertyEditorSupport;\r
  11 import java.lang.reflect.InvocationTargetException;\r
  12 import java.util.Vector;\r
  13 \r
  14 import javax.measure.unit.NonSI;\r
  15 import javax.measure.unit.Unit;\r
  16 import javax.swing.JFrame;\r
  17 import javax.swing.JPanel;\r
  18 import javax.swing.JTextField;\r
  19 import javax.swing.WindowConstants;\r
  20 \r
  21 import org.apache.log4j.Logger;\r
  22 import org.jscience.physics.amount.Amount;\r
  23 \r
  24 import com.billkuker.rocketry.motorsim.Grain;\r
  25 import com.billkuker.rocketry.motorsim.grain.CoredCylindricalGrain;\r
  26 import com.billkuker.rocketry.motorsim.grain.RodAndTubeGrain;\r
  27 import com.l2fprod.common.propertysheet.PropertySheetPanel;\r
  28 \r
  29 public class Editor extends PropertySheetPanel {\r
  30         private static final long serialVersionUID = 1L;\r
  31 \r
  32         private static Logger log = Logger.getLogger(Editor.class);\r
  33 \r
  34         private Object obj;\r
  35 \r
  36         public Editor(Object o) throws IntrospectionException,\r
  37                         IllegalArgumentException, IllegalAccessException,\r
  38                         InvocationTargetException {\r
  39                 obj = o;\r
  40 \r
  41                 PropertyEditorManager.registerEditor(Amount.class,\r
  42                                 AmountPropertyEditor.class);\r
  43 \r
  44                 // Build the list of properties we want it to edit\r
  45                 //final PropertySheetPanel ps = new PropertySheetPanel();\r
  46                 PropertyDescriptor props[] = Introspector.getBeanInfo(obj.getClass())\r
  47                                 .getPropertyDescriptors();\r
  48                 Vector<PropertyDescriptor> v = new Vector<PropertyDescriptor>();\r
  49                 for (int i = 0; i < props.length; i++) {\r
  50                         if (props[i].getName().equals("class"))\r
  51                                 continue;\r
  52                         v.add(props[i]);\r
  53                 }\r
  54                 setProperties(v.toArray(new PropertyDescriptor[v.size()]));\r
  55 \r
  56                 readFromObject(obj);\r
  57 \r
  58                 addPropertySheetChangeListener(new PropertyChangeListener() {\r
  59 \r
  60                         @Override\r
  61                         public void propertyChange(PropertyChangeEvent evt) {\r
  62                                 // When something changes just update the\r
  63                                 // object, I want the changes to be immediate.\r
  64                                 try {\r
  65                                         log.debug("Writing properties to object.");\r
  66                                         writeToObject(obj);\r
  67                                 } catch (Exception v) {\r
  68                                         // TODO\r
  69                                         v.printStackTrace();\r
  70                                         java.awt.Toolkit.getDefaultToolkit().beep();\r
  71                                 } finally {\r
  72                                         readFromObject(obj);\r
  73                                 }\r
  74                         }\r
  75 \r
  76                 });\r
  77         }\r
  78 \r
  79         public static void main(String args[]) throws Exception {\r
  80                 Grain g = new CoredCylindricalGrain();\r
  81                 g = new RodAndTubeGrain();\r
  82                 new Editor(g).show();\r
  83                 new GrainPanel(g).show();\r
  84         }\r
  85 \r
  86         public void show() {\r
  87                 JFrame f = new JFrame();\r
  88                 f.setSize(600, 400);\r
  89                 f.setContentPane(this);\r
  90                 f.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);\r
  91                 f.setVisible(true);\r
  92         }\r
  93 \r
  94         public static class AmountPropertyEditor extends PropertyEditorSupport {\r
  95                 JTextField editor = new JTextField();\r
  96                 Unit oldUnit;\r
  97 \r
  98                 @Override\r
  99                 public boolean supportsCustomEditor() {\r
 100                         return true;\r
 101                 }\r
 102 \r
 103                 @Override\r
 104                 public String getAsText() {\r
 105                         return editor.getText();\r
 106                 }\r
 107 \r
 108                 @Override\r
 109                 public Object getValue() {\r
 110                         String text = editor.getText().trim();\r
 111 \r
 112                         // Trying to determine if the value is integer or\r
 113                         // has a decimal part will prevent the uncertainty\r
 114                         // term from appearing when user types an exact value\r
 115                         try {\r
 116                                 try {\r
 117                                         return Amount.valueOf(Integer.parseInt(text), oldUnit);\r
 118                                 } catch (NumberFormatException e) {\r
 119 \r
 120                                 }\r
 121                                 Amount a = Amount.valueOf(Double.parseDouble(text), oldUnit);\r
 122                                 return a;\r
 123                         } catch (NumberFormatException e) {\r
 124                                 // Storing the old unit allows you to type 10 into a field\r
 125                                 // that says 20 mm and get 10 mm, so you dont have to\r
 126                                 // type the unit if they havn't changed.\r
 127                                 Amount a = Amount.valueOf(editor.getText());\r
 128                                 oldUnit = a.getUnit();\r
 129                                 return a;\r
 130                         }\r
 131 \r
 132                 }\r
 133 \r
 134                 @Override\r
 135                 public void setValue(Object o) {\r
 136                         Amount a = (Amount) o;\r
 137                         oldUnit = a.getUnit();\r
 138 \r
 139                         String text;\r
 140                         //Leave off the fractional part if it is not relevant\r
 141                         if (a.isExact())\r
 142                                 text = a.getExactValue() + " " + a.getUnit();\r
 143                         else\r
 144                                 text = a.doubleValue(a.getUnit()) + " " + a.getUnit();\r
 145 \r
 146                         setAsText(text);\r
 147                 }\r
 148 \r
 149                 @Override\r
 150                 public void setAsText(String text) throws IllegalArgumentException {\r
 151                         editor.setText(text);\r
 152                 };\r
 153 \r
 154                 @Override\r
 155                 public Component getCustomEditor() {\r
 156                         return editor;\r
 157                 }\r
 158         }\r
 159 \r
 160 }\r