plugins/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 import net.mograsim.machine.mi.parameters.MicroInstructionParameter;
  13
  14 public class BooleanEditingSupport extends EditingSupport
  15 {
  16         private final CheckboxCellEditor editor;
  17         private final BooleanClassification boolClass;
  18         private final TableViewer viewer;
  19         private final int index;
  20
  21         public BooleanEditingSupport(TableViewer viewer, MicroInstructionDefinition definition, int index)
  22         {
  23                 super(viewer);
  24                 this.viewer = viewer;
  25                 this.boolClass = (BooleanClassification) definition.getParameterClassification(index);
  26                 editor = new CheckboxCellEditor(viewer.getTable());
  27                 this.index = index;
  28         }
  29
  30         @Override
  31         protected boolean canEdit(Object element)
  32         {
  33                 return true;
  34         }
  35
  36         @Override
  37         protected CellEditor getCellEditor(Object element)
  38         {
  39                 return editor;
  40         }
  41
  42         @Override
  43         protected Object getValue(Object element)
  44         {
  45                 InstructionTableRow row = (InstructionTableRow) element;
  46                 return row.data.getCell(row.address).getParameter(index).getValue().getMSBit(0).equals(Bit.ONE);
  47         }
  48
  49         @Override
  50         protected void setValue(Object element, Object value)
  51         {
  52                 InstructionTableRow row = (InstructionTableRow) element;
  53                 MicroInstructionParameter[] params = row.data.getCell(row.address).getParameters();
  54                 params[index] = boolClass.get((Boolean) value);
  55                 row.data.setCell(row.address, MicroInstruction.create(params));
  56                 viewer.update(element, null);
  57         }
  58
  59 }