Fixed a bug in Am2900; created dlatch8/80; relayouted some components

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

diff --git a/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionView.java b/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionView.java
index d864491..3af070f 100644 (file)
--- a/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionView.java
+++ b/net.mograsim.plugin.core/src/net/mograsim/plugin/tables/mi/InstructionView.java
@@ -6,7 +6,6 @@ import java.util.Optional;
 
 import org.eclipse.jface.viewers.ColumnLabelProvider;
 import org.eclipse.jface.viewers.EditingSupport;
-import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TableViewerColumn;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.GridData;
@@ -27,6 +26,7 @@ import net.mograsim.plugin.MachineContext;
 import net.mograsim.plugin.MachineContext.ContextObserver;
 import net.mograsim.plugin.tables.AddressLabelProvider;
 import net.mograsim.plugin.tables.DisplaySettings;
+import net.mograsim.plugin.tables.LazyTableViewer;
 import net.mograsim.plugin.tables.RadixSelector;
 import net.mograsim.plugin.util.DropDownMenu;
 import net.mograsim.plugin.util.DropDownMenu.DropDownEntry;
@@ -34,12 +34,13 @@ import net.mograsim.plugin.util.DropDownMenu.DropDownEntry;
 public class InstructionView extends ViewPart implements ContextObserver
 {
        private String saveLoc = null;
-       private TableViewer viewer;
+       private LazyTableViewer viewer;
        private TableViewerColumn[] columns = new TableViewerColumn[0];
        private MicroInstructionDefinition miDef;
        private MicroInstructionMemory memory;
        private DisplaySettings displaySettings;
        private InstructionTableContentProvider provider;
+       private int highlighted = 0;
 
        @SuppressWarnings("unused")
        @Override
@@ -53,7 +54,7 @@ public class InstructionView extends ViewPart implements ContextObserver
                new RadixSelector(parent, displaySettings);
 
                parent.setLayout(layout);
-               viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL);
+               viewer = new LazyTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL);
 
                Table table = viewer.getTable();
                table.setHeaderVisible(true);
@@ -68,6 +69,14 @@ public class InstructionView extends ViewPart implements ContextObserver
 
                displaySettings.addObserver(() -> viewer.refresh());
                MachineContext.getInstance().registerObserver(this);
+               setMachine(Optional.ofNullable(MachineContext.getInstance().getMachine()));
+       }
+
+       public void highlight(int index)
+       {
+               viewer.highlightRow(highlighted, false);
+               viewer.highlightRow(index, true);
+               viewer.getTable().setTopIndex(index);
        }
 
        @SuppressWarnings("unused")
@@ -122,12 +131,14 @@ public class InstructionView extends ViewPart implements ContextObserver
 
        private void createColumns()
        {
+               int size = miDef.size();
+               columns = new TableViewerColumn[size + 1];
+
                TableViewerColumn col = createTableViewerColumn("Address", 200);
+               columns[0] = col;
                col.setLabelProvider(new AddressLabelProvider());
 
-               int size = miDef.size();
                int bit = 0;
-               columns = new TableViewerColumn[size];
                ParameterClassification[] classes = miDef.getParameterClassifications();
 
                for (int i = 0; i < size; i++)
@@ -137,9 +148,10 @@ public class InstructionView extends ViewPart implements ContextObserver
                        String name = startBit == endBit ? Integer.toString(startBit) : startBit + "..." + endBit;
                        int bounds = 20 + 20 * classes[i].getExpectedBits();
 
-                       createEditingAndLabel(createTableViewerColumn(name, bounds), miDef, i);
+                       col = createTableViewerColumn(name, bounds);
+                       columns[i + 1] = col;
+                       createEditingAndLabel(col, miDef, i);
                }
-
        }
 
        private void createEditingAndLabel(TableViewerColumn col, MicroInstructionDefinition miDef, int index)
@@ -158,7 +170,7 @@ public class InstructionView extends ViewPart implements ContextObserver
                        provider = new IntegerColumnLabelProvider(displaySettings, index);
                        break;
                case MNEMONIC:
-                       support = new MnemonicEditingSupport(viewer, miDef, index);
+                       support = new MnemonicEditingSupport(viewer, miDef, index, this.provider);
                        provider = new ParameterLabelProvider(index);
                        break;
                default:
@@ -167,6 +179,7 @@ public class InstructionView extends ViewPart implements ContextObserver
                }
                col.setEditingSupport(support);
                col.setLabelProvider(provider);
+               col.getColumn().setToolTipText(miDef.getParameterDescription(index).orElse(""));
        }
 
        private TableViewerColumn createTableViewerColumn(String title, int bound)