The final restructured version for automatic build using maven tycho

[Mograsim.git] / plugins / net.mograsim.plugin.core / src / net / mograsim / plugin / tables / mi / InstructionTableContentProvider.java

diff --git a/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionTableContentProvider.java b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionTableContentProvider.java
new file mode 100644 (file)
index 0000000..b8021b7
--- /dev/null
+++ b/plugins/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionTableContentProvider.java
@@ -0,0 +1,38 @@
+package net.mograsim.plugin.tables.mi;
+
+import org.eclipse.jface.viewers.ILazyContentProvider;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.Viewer;
+
+import net.mograsim.machine.mi.MicroInstructionMemory;
+
+public class InstructionTableContentProvider implements ILazyContentProvider
+{
+       private TableViewer viewer;
+       private MicroInstructionMemory memory;
+       private long minAddr = 0;
+
+       @Override
+       public void updateElement(int index)
+       {
+               long address = memory.getDefinition().getMinimalAddress() + index;
+               viewer.replace(new InstructionTableRow(address, memory.getCell(address)), index);
+       }
+
+       @Override
+       public void inputChanged(Viewer viewer, Object oldInput, Object newInput)
+       {
+               this.viewer = (TableViewer) viewer;
+               this.memory = (MicroInstructionMemory) newInput;
+               if (this.memory != null)
+               {
+                       this.viewer.setItemCount((int) memory.size());
+                       this.minAddr = memory.getDefinition().getMinimalAddress();
+               }
+       }
+
+       public void update(long address)
+       {
+               updateElement((int) (address - minAddr));
+       }
+}