package net.mograsim.plugin.editors;
-import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
import java.math.BigInteger;
+import java.util.Collection;
+import java.util.HashSet;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.SafeRunnable;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Font;
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.Control;
import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.ScrollBar;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.part.EditorPart;
+import org.eclipse.ui.themes.ITheme;
+import org.eclipse.ui.themes.IThemeManager;
import net.mograsim.machine.MainMemory;
+import net.mograsim.machine.MainMemoryDefinition;
+import net.mograsim.machine.Memory.MemoryCellModifiedListener;
import net.mograsim.machine.mi.MicroInstructionMemoryParseException;
-import net.mograsim.machine.standard.memory.WordAddressableMemory;
+import net.mograsim.machine.standard.memory.MainMemoryParser;
import net.mograsim.plugin.asm.AsmNumberUtil;
import net.mograsim.plugin.nature.MachineContext;
import net.mograsim.plugin.nature.ProjectMachineContext;
private MemoryTableContentProvider provider;
private DisplaySettings displaySettings;
+ private Collection<Control> fontDependent = new HashSet<>();
+
+ private boolean dirty;
+
+ private final MemoryCellModifiedListener memListener;
+
+ private final static String font = "net.mograsim.plugin.memory.table_font";
+ private IPropertyChangeListener fontChangeListener;
+
+ public MemoryEditor()
+ {
+ memListener = this::cellModified;
+ }
+
@Override
public void createPartControl(Composite parent)
{
provider = new MemoryTableContentProvider();
displaySettings = new DisplaySettings();
- parent.setLayout(new GridLayout(7, false));
-
+ parent.setLayout(new GridLayout(8, false));
createHeader(parent);
createViewer(parent);
@SuppressWarnings("unused") // RadixSelector and exceptions
private void createHeader(Composite parent)
{
- Label fromLabel = new Label(parent, SWT.NONE);
- fromLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
- fromLabel.setText("Address: ");
-
- Text fromText = new Text(parent, SWT.BORDER);
- fromText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+ Text gotoText = new Text(parent, SWT.BORDER);
+ gotoText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
NumberVerifyListener vl = new NumberVerifyListener();
- fromText.addVerifyListener(vl);
- fromText.setText("0");
- fromText.addModifyListener(e ->
+ gotoText.addVerifyListener(vl);
+ gotoText.setText("0");
+
+ Runnable gotoAction = () ->
{
try
{
- provider.setLowerBound(AsmNumberUtil.valueOf(fromText.getText()).longValue());
- viewer.refresh();
+ loadAround((int) (AsmNumberUtil.valueOf(gotoText.getText()).longValue() - provider.getLowerBound()));
+ viewer.getTable().deselectAll();
}
catch (NumberFormatException x)
{
// Nothing to do here
}
+ };
+
+ gotoText.addTraverseListener((e) ->
+ {
+ if (e.detail == SWT.TRAVERSE_RETURN)
+ gotoAction.run();
});
- Label amountLabel = new Label(parent, SWT.NONE);
- amountLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
- amountLabel.setText("Number of cells: ");
- Text amountText = new Text(parent, SWT.BORDER);
- amountText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
- amountText.addVerifyListener(vl);
- amountText.setText("0");
- amountText.addModifyListener(e ->
+
+ Button gotoButton = new Button(parent, SWT.PUSH);
+ gotoButton.setText("Go to");
+ gotoButton.addListener(SWT.Selection, e ->
{
- try
- {
- provider.setAmount(AsmNumberUtil.valueOf(amountText.getText()).intValue());
- viewer.refresh();
- }
- catch (NumberFormatException x)
- {
- // Nothing to do here
- }
+ gotoAction.run();
});
- new RadixSelector(parent, displaySettings);
- addActivationButton(parent);
- }
+ new Label(parent, SWT.NONE).setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
- private void addActivationButton(Composite parent)
- {
- Button activationButton = new Button(parent, SWT.PUSH);
- activationButton.setText("Set Active");
- activationButton.addListener(SWT.Selection, e -> context.getActiveMachine().ifPresent(m -> m.getMainMemory().bind(memory)));
+ new RadixSelector(parent, displaySettings);
}
private void createViewer(Composite parent)
{
viewer = new LazyTableViewer(parent, SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL);
+ fontDependent.add(viewer.getTable());
createColumns();
Table table = viewer.getTable();
table.setHeaderVisible(true);
table.setLinesVisible(true);
viewer.setUseHashlookup(true);
viewer.setContentProvider(provider);
- getSite().setSelectionProvider(viewer);// TODO what does this?
- viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 7, 1));
+ getSite().setSelectionProvider(viewer);
+ viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 8, 1));
+
+ // TODO: Also support keyboard inputs for flexible scrolling
+ ScrollBar vBar = table.getVerticalBar();
+ vBar.addListener(SWT.Selection, (e) ->
+ {
+ int sel;
+ if ((sel = vBar.getSelection()) < vBar.getMinimum() + vBar.getThumb() * 2 || sel > vBar.getMaximum() - vBar.getThumb() * 2)
+ {
+ loadAround(table.getTopIndex());
+ table.deselectAll();
+ }
+ });
+
+ IThemeManager themeManager = getSite().getWorkbenchWindow().getWorkbench().getThemeManager();
+ themeManager.addPropertyChangeListener(fontChangeListener = (e) ->
+ {
+ if (IThemeManager.CHANGE_CURRENT_THEME.equals(e.getProperty()) || font.equals(e.getProperty()))
+ {
+ updateFont(themeManager.getCurrentTheme());
+ viewer.refresh();
+ }
+ });
+ updateFont(themeManager.getCurrentTheme());
+
if (memory != null)
viewer.setInput(memory);
}
+ private void updateFont(ITheme theme)
+ {
+ Font newFont = theme.getFontRegistry().get(font);
+ // TODO: This is a quick fix! Still have to figure out why the CellEditors do not get the appropriate Font on their own
+ fontDependent.forEach(c -> c.setFont(newFont));
+ }
+
+ private void loadAround(int row)
+ {
+ long prevLb = provider.getLowerBound();
+ long address = prevLb + row;
+ long actualLb = Long.max(address - MemoryTableContentProvider.MAX_VISIBLE_ROWS / 2, memory.getDefinition().getMinimalAddress());
+
+ long prevHb = provider.getUpperBound();
+ // +- 1 row is not really important
+ long actualHb = Long.min(address + MemoryTableContentProvider.MAX_VISIBLE_ROWS / 2, memory.getDefinition().getMaximalAddress());
+
+ if (actualLb != prevLb || actualHb != prevHb)
+ {
+ Table table = viewer.getTable();
+ provider.setBounds(actualLb, actualHb);
+ int rowIndex = (int) (address - actualLb);
+ if (rowIndex >= 0 && rowIndex < table.getItemCount())
+ table.showItem(table.getItem(rowIndex));
+ viewer.refresh();
+ }
+ }
+
private void createColumns()
{
TableViewerColumn addrCol = createTableViewerColumn("Address", 100);
return ((MemoryTableRow) element).getMemory().getDefinition().getCellWidth();
}
});
- dataCol.setEditingSupport(new MemoryCellEditingSupport(viewer, displaySettings));
+ MemoryCellEditingSupport eSup;
+ dataCol.setEditingSupport(eSup = new MemoryCellEditingSupport(viewer, displaySettings));
+ fontDependent.add(eSup.getCellEditorControl());
}
private TableViewerColumn createTableViewerColumn(String title, int width)
{
IFileEditorInput fileInput = (IFileEditorInput) input;
context = ProjectMachineContext.getMachineContextOf(fileInput.getFile().getProject());
- context.activateMachine();
setPartName(fileInput.getName());
- open(fileInput.getFile());
+ try
+ {
+ open(fileInput.getFile());
+ }
+ catch (Exception e)
+ {
+ throw new PartInitException("Failed to read input!", e);
+ }
} else
throw new IllegalArgumentException("MemoryEditor can only be used with Files");
SafeRunnable.getRunner().run(() -> save(((IFileEditorInput) input).getFile(), monitor));
}
- private void save(IFile file, IProgressMonitor monitor) throws CoreException
+ private void save(IFile file, IProgressMonitor monitor) throws CoreException, IOException
{
- file.setContents(new ByteArrayInputStream("actual contents will go here".getBytes()), 0, monitor);
+ if (memory == null)
+ {
+ throw new MicroInstructionMemoryParseException("Failed to write MainMemory to File. No MainMemory assigned.");
+ }
+ try (InputStream toWrite = MainMemoryParser.write(memory))
+ {
+ file.setContents(toWrite, 0, monitor);
+ setDirty(false);
+ }
}
- private void open(IFile file)
+ private void open(IFile file) throws IOException, CoreException
{
- // TODO actually parse the file
- memory = new WordAddressableMemory(context.getMachineDefinition()
- .orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!")).getMainMemoryDefinition());
+ MainMemoryDefinition memDef = context.getMachineDefinition()
+ .orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!")).getMainMemoryDefinition();
+ memory = MainMemoryParser.parseMemory(memDef, file.getContents());
+ memory.registerCellModifiedListener(memListener);
if (viewer != null)
viewer.setInput(memory);
}
+ private void cellModified(@SuppressWarnings("unused") long address)
+ {
+ setDirty(true);
+ }
+
+ private void setDirty(boolean newDirty)
+ {
+ dirty = newDirty;
+ firePropertyChange(PROP_DIRTY);
+ }
+
@Override
public void doSaveAs()
{
@Override
public boolean isDirty()
{
- // TODO
- return false;
+ return dirty;
}
@Override
@Override
public void dispose()
{
- // TODO Auto-generated method stub
+ getSite().getWorkbenchWindow().getWorkbench().getThemeManager().removePropertyChangeListener(fontChangeListener);
+ if (memory != null)
+ memory.deregisterCellModifiedListener(memListener);
super.dispose();
}
}
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