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

   1 package net.mograsim.plugin.tables.mi;
   2
   3 import org.eclipse.jface.viewers.ILazyContentProvider;
   4 import org.eclipse.jface.viewers.TableViewer;
   5 import org.eclipse.jface.viewers.Viewer;
   6
   7 import net.mograsim.machine.mi.MicroInstructionMemory;
   8
   9 public class InstructionTableContentProvider implements ILazyContentProvider
  10 {
  11         private TableViewer viewer;
  12         private MicroInstructionMemory memory;
  13
  14         @Override
  15         public void updateElement(int index)
  16         {
  17                 long address = memory.getDefinition().getMinimalAddress() + index;
  18                 viewer.replace(new InstructionTableRow(address, memory.getCell(address)), index);
  19         }
  20
  21         @Override
  22         public void inputChanged(Viewer viewer, Object oldInput, Object newInput)
  23         {
  24                 this.viewer = (TableViewer) viewer;
  25                 this.memory = (MicroInstructionMemory) newInput;
  26                 if (this.memory != null)
  27                         this.viewer.setItemCount((int) memory.size());
  28         }
  29 }