net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/BooleanEditingSupport.java

   1 package net.mograsim.plugin.tables.mi;
   2
   3 import org.eclipse.jface.viewers.CellEditor;
   4 import org.eclipse.jface.viewers.CheckboxCellEditor;
   5 import org.eclipse.jface.viewers.EditingSupport;
   6 import org.eclipse.jface.viewers.TableViewer;
   7
   8 import net.mograsim.logic.core.types.Bit;
   9 import net.mograsim.machine.mi.MicroInstruction;
  10 import net.mograsim.machine.mi.MicroInstructionDefinition;
  11 import net.mograsim.machine.mi.parameters.BooleanClassification;
  12
  13 public class BooleanEditingSupport extends EditingSupport
  14 {
  15         private final CheckboxCellEditor editor;
  16         private final BooleanClassification boolClass;
  17         private final TableViewer viewer;
  18         private final int index;
  19
  20         public BooleanEditingSupport(TableViewer viewer, MicroInstructionDefinition definition, int index)
  21         {
  22                 super(viewer);
  23                 this.viewer = viewer;
  24                 this.boolClass = (BooleanClassification) definition.getParameterClassification(index);
  25                 editor = new CheckboxCellEditor(viewer.getTable());
  26                 this.index = index;
  27         }
  28
  29         @Override
  30         protected boolean canEdit(Object element)
  31         {
  32                 return true;
  33         }
  34
  35         @Override
  36         protected CellEditor getCellEditor(Object element)
  37         {
  38                 return editor;
  39         }
  40
  41         @Override
  42         protected Object getValue(Object element)
  43         {
  44                 return ((MicroInstruction) element).getParameter(index).getValue().getMSBit(0).equals(Bit.ONE);
  45         }
  46
  47         @Override
  48         protected void setValue(Object element, Object value)
  49         {
  50                 ((MicroInstruction) element).setParameter(index, boolClass.get((Boolean) value));
  51                 viewer.update(element, null);
  52         }
  53
  54 }