--- /dev/null
+package net.mograsim.plugin.tables.memory;
+
+import java.math.BigInteger;
+
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.TableViewerColumn;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.events.VerifyListener;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Combo;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableColumn;
+import org.eclipse.swt.widgets.Text;
+import org.eclipse.ui.part.ViewPart;
+
+import net.mograsim.machine.MainMemory;
+import net.mograsim.machine.MainMemoryDefinition;
+import net.mograsim.machine.standard.memory.WordAddressableMemory;
+import net.mograsim.plugin.asm.AsmNumberUtil;
+import net.mograsim.plugin.asm.AsmNumberUtil.NumberType;
+import net.mograsim.plugin.tables.NumberColumnLabelProvider;
+
+public class MemoryView extends ViewPart
+{
+ private TableViewer viewer;
+ private MemoryTableContentProvider provider;
+ private DisplaySettings displaySettings;
+ private String addressFormat;
+
+ @Override
+ public void createPartControl(Composite parent)
+ {
+ provider = new MemoryTableContentProvider();
+ displaySettings = new DisplaySettings(NumberType.HEXADECIMAL);
+
+ GridLayout layout = new GridLayout(6, false);
+ parent.setLayout(layout);
+ Label fromLabel = new Label(parent, SWT.NONE);
+ fromLabel.setText("Address: ");
+ Text fromText = new Text(parent, SWT.BORDER | SWT.SEARCH);
+ fromText.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL));
+ VerifyListener vl = new NumberVerifyListener();
+ fromText.addVerifyListener(vl);
+ fromText.setText("0");
+ fromText.addModifyListener(e ->
+ {
+ try
+ {
+ provider.setLowerBound(AsmNumberUtil.valueOf(fromText.getText()).longValue());
+ viewer.refresh();
+ }
+ catch (@SuppressWarnings("unused") NumberFormatException ex)
+ {
+ // Nothing to do here
+ }
+ });
+
+ Label amountLabel = new Label(parent, SWT.NONE);
+ amountLabel.setText("Number of cells: ");
+ Text amountText = new Text(parent, SWT.BORDER | SWT.SEARCH);
+ amountText.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL));
+ amountText.addVerifyListener(vl);
+ amountText.setText("0");
+ amountText.addModifyListener(e ->
+ {
+ try
+ {
+ provider.setAmount(AsmNumberUtil.valueOf(amountText.getText()).intValue());
+ viewer.refresh();
+ }
+ catch (@SuppressWarnings("unused") NumberFormatException ex)
+ {
+ // Nothing to do here
+ }
+ });
+
+ setupRadixSelector(parent);
+
+ createViewer(parent);
+ }
+
+ private void setupRadixSelector(Composite parent)
+ {
+ Label radixLabel = new Label(parent, SWT.NONE);
+ radixLabel.setText("Radix: ");
+ Combo selectRadix = new Combo(parent, SWT.READ_ONLY);
+
+ String entries[] = new String[] { "Binary", "Octal", "Decimal", "Hexadecimal" };
+ NumberType corTypes[] = new NumberType[] { NumberType.BINARY, NumberType.OCTAL, NumberType.DECIMAL, NumberType.HEXADECIMAL };
+ selectRadix.setItems(entries);
+ selectRadix.addSelectionListener(new SelectionListener()
+ {
+ @Override
+ public void widgetSelected(SelectionEvent e)
+ {
+ int index = selectRadix.getSelectionIndex();
+ if (index == -1)
+ displaySettings.setDataNumberType(NumberType.HEXADECIMAL);
+ else
+ {
+ displaySettings.setDataNumberType(corTypes[index]);
+ }
+ viewer.refresh();
+ }
+
+ @Override
+ public void widgetDefaultSelected(SelectionEvent e)
+ {
+ widgetSelected(e);
+ }
+ });
+ }
+
+ private void createViewer(Composite parent)
+ {
+ viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL);
+ createColumns();
+ Table table = viewer.getTable();
+ table.setHeaderVisible(true);
+ table.setLinesVisible(true);
+ viewer.setUseHashlookup(true);
+ viewer.setContentProvider(provider);
+ setMemoryBinding(new WordAddressableMemory(MainMemoryDefinition.create(8, 8, 8L, Long.MAX_VALUE)));
+ getSite().setSelectionProvider(viewer);
+
+ GridData gd = new GridData();
+ gd.verticalAlignment = GridData.FILL;
+ gd.horizontalSpan = 6;
+ gd.grabExcessHorizontalSpace = true;
+ gd.grabExcessVerticalSpace = true;
+ gd.horizontalAlignment = GridData.FILL;
+ viewer.getControl().setLayoutData(gd);
+ }
+
+ private void createColumns()
+ {
+ String[] titles = { "Address", "Data" };
+ int[] bounds = { 100, 100 };
+
+ TableViewerColumn col = createTableViewerColumn(titles[0], bounds[0]);
+ col.setLabelProvider(new ColumnLabelProvider()
+ {
+ @Override
+ public String getText(Object element)
+ {
+ MemoryTableRow row = (MemoryTableRow) element;
+ return String.format(addressFormat, row.address);
+ }
+ });
+
+ col = createTableViewerColumn(titles[1], bounds[1]);
+ col.setLabelProvider(new NumberColumnLabelProvider(displaySettings)
+ {
+ @Override
+ public BigInteger getAsBigInteger(Object element)
+ {
+ MemoryTableRow row = (MemoryTableRow) element;
+ return row.getMemory().getCellAsBigInteger(row.address);
+ }
+
+ });
+ col.setEditingSupport(new MemoryCellEditingSupport(viewer, displaySettings));
+ }
+
+ private TableViewerColumn createTableViewerColumn(String title, int bound)
+ {
+ TableViewerColumn viewerColumn = new TableViewerColumn(viewer, SWT.NONE);
+ TableColumn column = viewerColumn.getColumn();
+ column.setText(title);
+ column.setWidth(bound);
+ column.setResizable(true);
+ column.setMoveable(false);
+ return viewerColumn;
+ }
+
+ @Override
+ public void setFocus()
+ {
+ viewer.getControl().setFocus();
+ }
+
+ public void setMemoryBinding(MainMemory m)
+ {
+ int hexAddressLength = Long.toUnsignedString(m.getDefinition().getMaximalAddress(), 16).length();
+ addressFormat = "0x%0" + hexAddressLength + "X";
+ viewer.setInput(m);
+ }
+}
projects / Mograsim.git / blobdiff