+++ /dev/null
-package net.mograsim.plugin.tables.mi;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.Optional;
-
-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.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-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 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.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
-{
- 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;
-
- @SuppressWarnings("unused")
- @Override
- public void createPartControl(Composite parent)
- {
- provider = new InstructionTableContentProvider();
- GridLayout layout = new GridLayout(3, false);
- setupMenuButtons(parent);
-
- 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);
-
- 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()));
- }
-
- public void highlight(int index)
- {
- 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) ->
- {
- 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);
- });
- 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;
- }
-
- public void bindMicroInstructionMemory(MicroInstructionMemory memory)
- {
- deleteColumns();
- this.memory = memory;
- viewer.setInput(memory);
- this.miDef = memory.getDefinition().getMicroInstructionDefinition();
- createColumns();
- }
-
- private void deleteColumns()
- {
- for (TableViewerColumn col : columns)
- col.getColumn().dispose();
- }
-
- 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 bit = 0;
- ParameterClassification[] classes = miDef.getParameterClassifications();
-
- for (int i = 0; i < size; i++)
- {
- 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);
- }
- }
-
- private void createEditingAndLabel(TableViewerColumn col, MicroInstructionDefinition miDef, int index)
- {
- ParameterClassification parameterClassification = miDef.getParameterClassifications()[index];
- EditingSupport support;
- ColumnLabelProvider provider;
- switch (parameterClassification.getExpectedType())
- {
- 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(""));
- }
-
- 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;
- }
-
- private void open(String file)
- {
- if (miDef == null)
- {
- System.err.println("Failed to parse MicroprogrammingMemory from File. No MicroInstructionDefinition assigned.");
- return;
- }
- try
- {
- MicroInstructionMemoryParser.parseMemory(memory, file);
- viewer.refresh();
- saveLoc = file;
- }
- catch (IOException | MicroInstructionMemoryParseException e)
- {
- e.printStackTrace();
- }
- }
-
- private void save(String file)
- {
- 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();
- }
- }
- }
-
- @Override
- public void setFocus()
- {
- viewer.getControl().setFocus();
- }
-
- @Override
- public void setMachine(Optional<Machine> machine)
- {
- if (machine.isPresent())
- {
- Machine actualMachine = machine.get();
- bindMicroInstructionMemory(actualMachine.getMicroInstructionMemory());
- }
- }
-}
projects / Mograsim.git / blobdiff