package net.mograsim.plugin.tables.mi;
+import java.io.BufferedReader;
import java.io.File;
+import java.io.FileReader;
import java.io.IOException;
-import java.util.Optional;
+import java.util.Arrays;
+import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.EditingSupport;
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.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
-import org.eclipse.ui.part.ViewPart;
+import org.eclipse.ui.IEditorInput;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.IPathEditorInput;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.part.EditorPart;
-import net.mograsim.machine.Machine;
+import net.mograsim.machine.MemoryObserver;
import net.mograsim.machine.mi.MicroInstructionDefinition;
import net.mograsim.machine.mi.MicroInstructionMemory;
import net.mograsim.machine.mi.MicroInstructionMemoryParseException;
import net.mograsim.machine.mi.MicroInstructionMemoryParser;
+import net.mograsim.machine.mi.parameters.MnemonicFamily;
import net.mograsim.machine.mi.parameters.ParameterClassification;
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;
-public class InstructionView extends ViewPart implements ContextObserver
+public class InstructionView extends EditorPart implements MemoryObserver
{
- private String saveLoc = null;
private LazyTableViewer viewer;
private TableViewerColumn[] columns = new TableViewerColumn[0];
private MicroInstructionDefinition miDef;
private DisplaySettings displaySettings;
private InstructionTableContentProvider provider;
private int highlighted = 0;
+ private boolean dirty = false;
+ private String machineName;
@SuppressWarnings("unused")
@Override
{
provider = new InstructionTableContentProvider();
GridLayout layout = new GridLayout(3, false);
- setupMenuButtons(parent);
+ parent.setLayout(layout);
displaySettings = new DisplaySettings();
new RadixSelector(parent, displaySettings);
- parent.setLayout(layout);
+ addActivationButton(parent);
viewer = new LazyTableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL);
Table table = viewer.getTable();
table.setLinesVisible(true);
viewer.setUseHashlookup(true);
viewer.setContentProvider(provider);
+ setViewerInput(memory);
getSite().setSelectionProvider(viewer);
GridData viewerData = new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
viewer.getTable().setLayoutData(viewerData);
displaySettings.addObserver(() -> viewer.refresh());
- MachineContext.getInstance().registerObserver(this);
- setMachine(Optional.ofNullable(MachineContext.getInstance().getMachine()));
}
- public void highlight(int index)
+ private void addActivationButton(Composite parent)
{
- viewer.highlightRow(highlighted, false);
- viewer.highlightRow(index, true);
- viewer.getTable().setTopIndex(index);
- }
-
- @SuppressWarnings("unused")
- private void setupMenuButtons(Composite parent)
- {
- DropDownEntry open = new DropDownEntry("Open", (e) ->
+ Button activationButton = new Button(parent, SWT.PUSH);
+ activationButton.setText("Set Active");
+ activationButton.addSelectionListener(new SelectionListener()
{
- FileDialog d = new FileDialog(parent.getShell(), SWT.NONE);
- d.open();
- String filename = d.getFileName();
- if (!filename.equals(""))
- open(d.getFilterPath() + File.separator + filename);
- });
- DropDownEntry save = new DropDownEntry("Save", (e) ->
- {
- if (saveLoc == null)
- openSaveAsDialog(parent);
- save(saveLoc);
- });
- DropDownEntry saveAs = new DropDownEntry("SaveAs", (e) ->
- {
- openSaveAsDialog(parent);
- save(saveLoc);
+ @Override
+ public void widgetSelected(SelectionEvent e)
+ {
+ if (e.detail == SWT.PUSH)
+ MachineContext.getInstance().getMachine().getMicroInstructionMemory().bind(memory);
+ // TODO register this in project context
+ }
+
+ @Override
+ public void widgetDefaultSelected(SelectionEvent e)
+ {
+ widgetSelected(e);
+ }
});
- new DropDownMenu(parent, "File", open, save, saveAs);
}
- private void openSaveAsDialog(Composite parent)
+ public void highlight(int index)
{
- FileDialog d = new FileDialog(parent.getShell(), SWT.SAVE);
- d.open();
- String filename = d.getFileName();
- if (!filename.equals(""))
- saveLoc = d.getFilterPath() + File.separator + filename;
+ viewer.highlightRow(highlighted, false);
+ viewer.highlightRow(index, true);
+ viewer.getTable().setTopIndex(index);
}
public void bindMicroInstructionMemory(MicroInstructionMemory memory)
{
- deleteColumns();
this.memory = memory;
- viewer.setInput(memory);
this.miDef = memory.getDefinition().getMicroInstructionDefinition();
- createColumns();
+ this.memory.registerObserver(this);
+ setViewerInput(memory);
+ }
+
+ private void setViewerInput(MicroInstructionMemory memory)
+ {
+ if (viewer != null)
+ {
+ deleteColumns();
+ viewer.setInput(memory);
+ createColumns();
+ }
}
private void deleteColumns()
int size = miDef.size();
columns = new TableViewerColumn[size + 1];
- TableViewerColumn col = createTableViewerColumn("Address", 200);
+ TableViewerColumn col = createTableViewerColumn("Address", generateLongestHexStrings(12));
columns[0] = col;
col.setLabelProvider(new AddressLabelProvider());
int startBit = bit - 1;
int endBit = bit = bit - classes[i].getExpectedBits();
String name = startBit == endBit ? Integer.toString(startBit) : startBit + "..." + endBit;
- int bounds = 20 + 20 * classes[i].getExpectedBits();
- col = createTableViewerColumn(name, bounds);
+ String[] longestPossibleContents;
+ switch (classes[i].getExpectedType())
+ {
+ case INTEGER_IMMEDIATE:
+ longestPossibleContents = generateLongestHexStrings(classes[i].getExpectedBits());
+ break;
+ case BOOLEAN_IMMEDIATE:
+ case MNEMONIC:
+ longestPossibleContents = ((MnemonicFamily) classes[i]).getStringValues();
+ break;
+ default:
+ longestPossibleContents = new String[0];
+ break;
+ }
+
+ col = createTableViewerColumn(name, longestPossibleContents);
columns[i + 1] = col;
createEditingAndLabel(col, miDef, i);
}
}
+ private static final String[] HEX_DIGITS = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F" };
+
+ private static String[] generateLongestHexStrings(int bitWidth)
+ {
+ return Arrays.stream(HEX_DIGITS).map(s -> "0x" + s.repeat((bitWidth + 3) / 4)).toArray(String[]::new);
+ }
+
private void createEditingAndLabel(TableViewerColumn col, MicroInstructionDefinition miDef, int index)
{
ParameterClassification parameterClassification = miDef.getParameterClassifications()[index];
col.getColumn().setToolTipText(miDef.getParameterDescription(index).orElse(""));
}
- private TableViewerColumn createTableViewerColumn(String title, int bound)
+ private TableViewerColumn createTableViewerColumn(String title, String... longestPossibleContents)
{
TableViewerColumn viewerColumn = new TableViewerColumn(viewer, SWT.NONE);
TableColumn column = viewerColumn.getColumn();
+ int maxWidth = 0;
+ for (String s : longestPossibleContents)
+ {
+ column.setText(s);
+ column.pack();
+ if (column.getWidth() > maxWidth)
+ maxWidth = column.getWidth();
+ }
column.setText(title);
- column.setWidth(bound);
+ column.pack();
+ if (column.getWidth() < maxWidth)
+ column.setWidth(maxWidth);
column.setResizable(true);
column.setMoveable(false);
return viewerColumn;
private void open(String file)
{
- if (miDef == null)
- {
- System.err.println("Failed to parse MicroprogrammingMemory from File. No MicroInstructionDefinition assigned.");
- return;
- }
- try
+ try (BufferedReader bf = new BufferedReader(new FileReader(file)))
{
- MicroInstructionMemoryParser.parseMemory(memory, file);
- viewer.refresh();
- saveLoc = file;
+ machineName = bf.readLine();
+ bindMicroInstructionMemory(MicroInstructionMemoryParser.parseMemory(machineName, bf));
}
catch (IOException | MicroInstructionMemoryParseException e)
{
if (memory == null)
{
System.err.println("Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
+ return;
}
- if (saveLoc != null)
+ try
{
- try
- {
- MicroInstructionMemoryParser.write(memory, file);
- }
- catch (IOException e)
- {
- e.printStackTrace();
- }
+ MicroInstructionMemoryParser.write(memory, machineName, file);
+ }
+ catch (IOException e)
+ {
+ e.printStackTrace();
}
}
}
@Override
- public void setMachine(Optional<Machine> machine)
+ public void doSave(IProgressMonitor progressMonitor)
+ {
+ IEditorInput input = getEditorInput();
+ if (input instanceof IPathEditorInput)
+ {
+ IPathEditorInput pathInput = (IPathEditorInput) input;
+ save(pathInput.getPath().toOSString());
+ setDirty(false);
+ }
+ }
+
+ @Override
+ public void doSaveAs()
{
- if (machine.isPresent())
+ openSaveAsDialog();
+ }
+
+ private void openSaveAsDialog()
+ {
+ FileDialog d = new FileDialog(viewer.getTable().getShell(), SWT.SAVE);
+ d.open();
+ String filename = d.getFileName();
+ if (!filename.equals(""))
{
- Machine actualMachine = machine.get();
- bindMicroInstructionMemory(actualMachine.getMicroInstructionMemory());
+ save(d.getFilterPath() + File.separator + filename);
+ setDirty(false);
}
}
+
+ @Override
+ public void init(IEditorSite site, IEditorInput input) throws PartInitException
+ {
+ setSite(site);
+ setInput(input);
+ if (input instanceof IPathEditorInput)
+ {
+ IPathEditorInput pathInput = (IPathEditorInput) input;
+ setPartName(pathInput.getName());
+ open(pathInput.getPath().toOSString());
+ }
+ }
+
+ @Override
+ public boolean isDirty()
+ {
+ return dirty;
+ }
+
+ @Override
+ public boolean isSaveAsAllowed()
+ {
+ return true;
+ }
+
+ @Override
+ public void update(long address)
+ {
+ setDirty(true);
+ }
+
+ private void setDirty(boolean value)
+ {
+ dirty = value;
+ firePropertyChange(PROP_DIRTY);
+ }
}