package net.mograsim.plugin.tables.mi;
-import java.io.File;
import java.io.IOException;
-import java.util.Optional;
+import java.io.InputStream;
-import org.eclipse.jface.viewers.ColumnLabelProvider;
-import org.eclipse.jface.viewers.EditingSupport;
-import org.eclipse.jface.viewers.TableViewerColumn;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.swt.SWT;
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 net.mograsim.machine.Machine;
-import net.mograsim.machine.mi.MicroInstructionDefinition;
+import org.eclipse.ui.IEditorInput;
+import org.eclipse.ui.IEditorSite;
+import org.eclipse.ui.IFileEditorInput;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.part.EditorPart;
+
+import net.mograsim.machine.Machine.ActiveMicroInstructionChangedListener;
+import net.mograsim.machine.Memory.MemoryCellModifiedListener;
+import net.mograsim.machine.mi.AssignableMicroInstructionMemory.MIMemoryReassignedListener;
import net.mograsim.machine.mi.MicroInstructionMemory;
import net.mograsim.machine.mi.MicroInstructionMemoryParseException;
import net.mograsim.machine.mi.MicroInstructionMemoryParser;
-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.nature.MachineContext;
+import net.mograsim.plugin.nature.MachineContext.ActiveMachineListener;
+import net.mograsim.plugin.nature.ProjectMachineContext;
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
{
- private String saveLoc = null;
- 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;
+ private boolean dirty = false;
+ private MicroInstructionMemory memory;
+ private InstructionTable table;
+ private MachineContext context;
+
+ // Listeners
+ private MemoryCellModifiedListener cellModifiedListener = address ->
+ {
+ setDirty(true);
+ table.refresh();
+ };
+
+ private ActiveMicroInstructionChangedListener instChangeListener = (oldAddress, newAddress) ->
+ {
+ highlight((int) (newAddress - memory.getDefinition().getMinimalAddress()));
+ };
+
+ private MIMemoryReassignedListener reassignedListener = newAssignee ->
+ {
+ // clear highlighting if the memory is reassigned
+ if (newAssignee != memory)
+ highlight(-1);
+ };
+
+ private ActiveMachineListener activeMachineListener = (oldMachine, newMachine) ->
+ {
+ // clear highlighting if the active machine changes
+ if (newMachine.isEmpty() || !newMachine.equals(oldMachine))
+ {
+ highlight(-1);
+ oldMachine.ifPresent(m -> m.getMicroInstructionMemory().deregisterMemoryReassignedListener(reassignedListener));
+ }
+ };
@SuppressWarnings("unused")
@Override
public void createPartControl(Composite parent)
{
- provider = new InstructionTableContentProvider();
+ provider = new InstructionTableLazyContentProvider();
GridLayout layout = new GridLayout(3, false);
- setupMenuButtons(parent);
+ parent.setLayout(layout);
- displaySettings = new DisplaySettings();
+ DisplaySettings displaySettings = new DisplaySettings();
new RadixSelector(parent, displaySettings);
- parent.setLayout(layout);
- 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);
- table.setLinesVisible(true);
- viewer.setUseHashlookup(true);
- viewer.setContentProvider(provider);
- getSite().setSelectionProvider(viewer);
+ addActivationButton(parent);
+ table = new InstructionTable(parent, displaySettings, getSite().getWorkbenchWindow().getWorkbench().getThemeManager());
+ table.setContentProvider(provider);
+ table.bindMicroInstructionMemory(memory);
GridData viewerData = new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
viewerData.horizontalSpan = 3;
- viewer.getTable().setLayoutData(viewerData);
-
- displaySettings.addObserver(() -> viewer.refresh());
- MachineContext.getInstance().registerObserver(this);
- setMachine(Optional.ofNullable(MachineContext.getInstance().getMachine()));
+ table.getTableViewer().getTable().setLayoutData(viewerData);
}
- public void highlight(int index)
+ public void highlight(int row)
{
- viewer.highlightRow(highlighted, false);
- viewer.highlightRow(index, true);
- viewer.getTable().setTopIndex(index);
+ table.highlight(row);
}
- @SuppressWarnings("unused")
- private void setupMenuButtons(Composite parent)
+ private void addActivationButton(Composite parent)
{
- DropDownEntry open = new DropDownEntry("Open", (e) ->
- {
- 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) ->
+ Button activationButton = new Button(parent, SWT.PUSH);
+ activationButton.setText("Set Active");
+ activationButton.addListener(SWT.Selection, e -> context.getActiveMachine().ifPresent(m ->
{
- if (saveLoc == null)
- openSaveAsDialog(parent);
- save(saveLoc);
- });
- DropDownEntry saveAs = new DropDownEntry("SaveAs", (e) ->
- {
- openSaveAsDialog(parent);
- save(saveLoc);
- });
- new DropDownMenu(parent, "File", open, save, saveAs);
- }
-
- private void openSaveAsDialog(Composite parent)
- {
- FileDialog d = new FileDialog(parent.getShell(), SWT.SAVE);
- d.open();
- String filename = d.getFileName();
- if (!filename.equals(""))
- saveLoc = d.getFilterPath() + File.separator + filename;
+ m.getMicroInstructionMemory().registerMemoryReassignedListener(reassignedListener);
+ context.addActiveMachineListener(activeMachineListener);
+ m.getMicroInstructionMemory().bind(memory);
+ m.addActiveMicroInstructionChangedListener(instChangeListener);
+ }));
}
public void bindMicroInstructionMemory(MicroInstructionMemory memory)
{
- deleteColumns();
+ if (this.memory != null)
+ {
+ this.memory.deregisterCellModifiedListener(cellModifiedListener);
+ }
this.memory = memory;
- viewer.setInput(memory);
- this.miDef = memory.getDefinition().getMicroInstructionDefinition();
- createColumns();
+ if (memory != null)
+ {
+ this.memory.registerCellModifiedListener(cellModifiedListener);
+ }
+ if (table != null)
+ table.bindMicroInstructionMemory(memory);
}
- private void deleteColumns()
+ private void open(IFile file) throws IOException, MicroInstructionMemoryParseException, CoreException
{
- for (TableViewerColumn col : columns)
- col.getColumn().dispose();
+ bindMicroInstructionMemory(MicroInstructionMemoryParser.parseMemory(
+ context.getMachineDefinition().orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!"))
+ .getMicroInstructionMemoryDefinition(),
+ file.getContents()));
}
- private void createColumns()
+ private void save(IFile file, IProgressMonitor progressMonitor) throws IOException, CoreException, MicroInstructionMemoryParseException
{
- int size = miDef.size();
- columns = new TableViewerColumn[size + 1];
-
- TableViewerColumn col = createTableViewerColumn("Address", 200);
- columns[0] = col;
- col.setLabelProvider(new AddressLabelProvider());
-
- int bit = 0;
- ParameterClassification[] classes = miDef.getParameterClassifications();
-
- for (int i = 0; i < size; i++)
+ if (memory == null)
+ {
+ throw new MicroInstructionMemoryParseException(
+ "Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
+ }
+ try (InputStream toWrite = MicroInstructionMemoryParser.write(memory))
{
- int startBit = bit;
- int endBit = (bit = bit + classes[i].getExpectedBits()) - 1;
- String name = startBit == endBit ? Integer.toString(startBit) : startBit + "..." + endBit;
- int bounds = 20 + 20 * classes[i].getExpectedBits();
-
- col = createTableViewerColumn(name, bounds);
- columns[i + 1] = col;
- createEditingAndLabel(col, miDef, i);
+ file.setContents(toWrite, 0, progressMonitor);
}
}
- private void createEditingAndLabel(TableViewerColumn col, MicroInstructionDefinition miDef, int index)
+ @Override
+ public void setFocus()
+ {
+ table.getTableViewer().getControl().setFocus();
+ }
+
+ @Override
+ public void doSave(IProgressMonitor progressMonitor)
{
- ParameterClassification parameterClassification = miDef.getParameterClassifications()[index];
- EditingSupport support;
- ColumnLabelProvider provider;
- switch (parameterClassification.getExpectedType())
+ IEditorInput input = getEditorInput();
+ if (input instanceof IFileEditorInput)
{
- case BOOLEAN_IMMEDIATE:
- support = new BooleanEditingSupport(viewer, miDef, index);
- provider = new ParameterLabelProvider(index);
- break;
- case INTEGER_IMMEDIATE:
- support = new IntegerEditingSupport(viewer, miDef, index, displaySettings, this.provider);
- provider = new IntegerColumnLabelProvider(displaySettings, index);
- break;
- case MNEMONIC:
- support = new MnemonicEditingSupport(viewer, miDef, index, this.provider);
- provider = new ParameterLabelProvider(index);
- break;
- default:
- throw new IllegalStateException(
- "Unable to create EditingSupport for unknown ParameterType " + parameterClassification.getExpectedType());
- }
- col.setEditingSupport(support);
- col.setLabelProvider(provider);
- col.getColumn().setToolTipText(miDef.getParameterDescription(index).orElse(""));
+ IFileEditorInput pathInput = (IFileEditorInput) input;
+ try
+ {
+ save(pathInput.getFile(), progressMonitor);
+ setDirty(false);
+ }
+ catch (Exception e)
+ {
+ e.printStackTrace();
+ progressMonitor.setCanceled(true);
+ }
+ } else
+ progressMonitor.setCanceled(true);
}
- private TableViewerColumn createTableViewerColumn(String title, int bound)
+ @Override
+ public void doSaveAs()
{
- 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;
+// openSaveAsDialog();
}
- private void open(String file)
+// private void openSaveAsDialog()
+// {
+// FileDialog d = new FileDialog(table.getTableViewer().getTable().getShell(), SWT.SAVE);
+// d.open();
+// String filename = d.getFileName();
+// if (!filename.equals(""))
+// {
+// save(d.getFilterPath() + File.separator + filename);
+// setDirty(false);
+// }
+// }
+
+ @Override
+ public void init(IEditorSite site, IEditorInput input) throws PartInitException
{
- if (miDef == null)
- {
- System.err.println("Failed to parse MicroprogrammingMemory from File. No MicroInstructionDefinition assigned.");
- return;
- }
+ setSite(site);
+ setInput(input);
try
{
- MicroInstructionMemoryParser.parseMemory(memory, file);
- viewer.refresh();
- saveLoc = file;
+ if (input instanceof IFileEditorInput)
+ {
+ IFileEditorInput fileInput = (IFileEditorInput) input;
+ context = ProjectMachineContext.getMachineContextOf(fileInput.getFile().getProject());
+ context.activateMachine();
+ setPartName(fileInput.getName());
+ open(fileInput.getFile());
+ }
}
- catch (IOException | MicroInstructionMemoryParseException e)
+ catch (Exception e)
{
- e.printStackTrace();
+ throw new PartInitException("Failed to read input!", e);
}
+
}
- private void save(String file)
+ @Override
+ public boolean isDirty()
{
- if (memory == null)
- {
- System.err.println("Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
- }
- if (saveLoc != null)
- {
- try
- {
- MicroInstructionMemoryParser.write(memory, file);
- }
- catch (IOException e)
- {
- e.printStackTrace();
- }
- }
+ return dirty;
}
@Override
- public void setFocus()
+ public boolean isSaveAsAllowed()
{
- viewer.getControl().setFocus();
+ return false;
+ }
+
+ private void setDirty(boolean value)
+ {
+ dirty = value;
+ firePropertyChange(PROP_DIRTY);
}
@Override
- public void setMachine(Optional<Machine> machine)
+ public void dispose()
{
- if (machine.isPresent())
+ memory.deregisterCellModifiedListener(cellModifiedListener);
+ context.getActiveMachine().ifPresent(m ->
{
- Machine actualMachine = machine.get();
- bindMicroInstructionMemory(actualMachine.getMicroInstructionMemory());
- }
+ m.removeActiveMicroInstructionChangedListener(instChangeListener);
+ m.getMicroInstructionMemory().deregisterMemoryReassignedListener(reassignedListener);
+ });
+ context.removeActiveMachineListener(activeMachineListener);
+ super.dispose();
}
}