Fleshed out Memory and Microprogramming interfaces

[Mograsim.git] / net.mograsim.plugin.core / src / net / mograsim / plugin / memory / MemoryTableContentProvider.java

diff --git a/net.mograsim.plugin.core/src/net/mograsim/plugin/memory/MemoryTableContentProvider.java b/net.mograsim.plugin.core/src/net/mograsim/plugin/memory/MemoryTableContentProvider.java
index 3ddb32f..9f2a9e1 100644 (file)
--- a/net.mograsim.plugin.core/src/net/mograsim/plugin/memory/MemoryTableContentProvider.java
+++ b/net.mograsim.plugin.core/src/net/mograsim/plugin/memory/MemoryTableContentProvider.java
@@ -3,10 +3,12 @@ package net.mograsim.plugin.memory;
 import org.eclipse.jface.viewers.ILazyContentProvider;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.widgets.Display;
 
 import net.mograsim.machine.MainMemory;
+import net.mograsim.machine.MemoryObserver;
 
-public class MemoryTableContentProvider implements ILazyContentProvider
+public class MemoryTableContentProvider implements ILazyContentProvider, MemoryObserver
 {
        private long lower;
        private TableViewer viewer;
@@ -62,6 +64,16 @@ public class MemoryTableContentProvider implements ILazyContentProvider
        {
                this.viewer = (TableViewer) viewer;
                this.memory = (MainMemory) newInput;
+               if (oldInput != null)
+                       ((MainMemory) oldInput).deregisterObserver(this);
+               if (memory != null)
+                       memory.registerObserver(this);
                setLowerBound(0L);
        }
+
+       @Override
+       public void update(long address)
+       {
+               Display.getDefault().asyncExec(() -> updateElement((int) (address - lower)));
+       }
 }