1 package net.mograsim.plugin.tables.mi;
3 import java.io.IOException;
4 import java.io.InputStream;
5 import java.util.Optional;
7 import org.eclipse.core.resources.IFile;
8 import org.eclipse.core.runtime.CoreException;
9 import org.eclipse.core.runtime.IProgressMonitor;
10 import org.eclipse.debug.ui.DebugUITools;
11 import org.eclipse.debug.ui.contexts.IDebugContextManager;
12 import org.eclipse.debug.ui.contexts.IDebugContextService;
13 import org.eclipse.swt.layout.GridData;
14 import org.eclipse.swt.layout.GridLayout;
15 import org.eclipse.swt.widgets.Composite;
16 import org.eclipse.ui.IEditorInput;
17 import org.eclipse.ui.IEditorSite;
18 import org.eclipse.ui.IFileEditorInput;
19 import org.eclipse.ui.PartInitException;
20 import org.eclipse.ui.PlatformUI;
21 import org.eclipse.ui.part.EditorPart;
23 import net.mograsim.machine.Machine;
24 import net.mograsim.machine.Machine.ActiveMicroInstructionChangedListener;
25 import net.mograsim.machine.Memory.MemoryCellModifiedListener;
26 import net.mograsim.machine.mi.MicroInstructionMemory;
27 import net.mograsim.machine.mi.MicroInstructionMemoryParseException;
28 import net.mograsim.machine.mi.MicroInstructionMemoryParser;
29 import net.mograsim.plugin.launch.MachineDebugContextListener;
30 import net.mograsim.plugin.launch.MachineDebugTarget;
31 import net.mograsim.plugin.nature.MachineContext;
32 import net.mograsim.plugin.nature.ProjectMachineContext;
33 import net.mograsim.plugin.tables.DisplaySettings;
34 import net.mograsim.plugin.tables.RadixSelector;
36 public class InstructionView extends EditorPart
38 private InstructionTableContentProvider provider;
39 private boolean dirty = false;
40 private MicroInstructionMemory memory;
41 private InstructionTable table;
42 private MachineContext context;
47 private MemoryCellModifiedListener cellModifiedListener = address ->
53 private ActiveMicroInstructionChangedListener instChangeListener = (oldAddress, newAddress) ->
55 highlight((int) (newAddress - memory.getDefinition().getMinimalAddress()));
58 private MachineDebugContextListener debugContextListener = new MachineDebugContextListener()
61 public void machineDebugContextChanged(Optional<MachineDebugTarget> oldTarget, Optional<MachineDebugTarget> newTarget)
63 instChangeListener.instructionChanged(-1, -1);
64 oldTarget.ifPresent(target -> target.getMachine().removeActiveMicroInstructionChangedListener(instChangeListener));
66 newTarget.ifPresent(target ->
68 if (file.equals(target.getMPMFile()))
70 Machine m = target.getMachine();
71 target.getMachine().addActiveMicroInstructionChangedListener(instChangeListener);
72 instChangeListener.instructionChanged(-1, m.getActiveMicroInstructionAddress());
78 @SuppressWarnings("unused")
80 public void createPartControl(Composite parent)
82 provider = new InstructionTableLazyContentProvider();
83 GridLayout layout = new GridLayout(3, false);
84 parent.setLayout(layout);
86 DisplaySettings displaySettings = new DisplaySettings();
87 new RadixSelector(parent, displaySettings);
89 table = new InstructionTable(parent, displaySettings, getSite().getWorkbenchWindow().getWorkbench().getThemeManager());
90 table.setContentProvider(provider);
91 table.bindMicroInstructionMemory(memory);
93 GridData viewerData = new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
94 viewerData.horizontalSpan = 3;
95 table.getTableViewer().getTable().setLayoutData(viewerData);
97 IDebugContextManager debugCManager = DebugUITools.getDebugContextManager();
98 IDebugContextService contextService = debugCManager.getContextService(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
99 contextService.addDebugContextListener(debugContextListener);
100 debugContextListener.debugContextChanged(contextService.getActiveContext());
101 parent.addDisposeListener(e -> contextService.removeDebugContextListener(debugContextListener));
104 public void highlight(int row)
106 table.highlight(row);
109 public void bindMicroInstructionMemory(MicroInstructionMemory memory)
111 if (this.memory != null)
113 this.memory.deregisterCellModifiedListener(cellModifiedListener);
115 this.memory = memory;
118 this.memory.registerCellModifiedListener(cellModifiedListener);
121 table.bindMicroInstructionMemory(memory);
124 private void open(IFile file) throws IOException, MicroInstructionMemoryParseException, CoreException
126 bindMicroInstructionMemory(MicroInstructionMemoryParser.parseMemory(
127 context.getMachineDefinition().orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!"))
128 .getMicroInstructionMemoryDefinition(),
129 file.getContents()));
132 private void save(IFile file, IProgressMonitor progressMonitor) throws IOException, CoreException, MicroInstructionMemoryParseException
136 throw new MicroInstructionMemoryParseException(
137 "Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
139 try (InputStream toWrite = MicroInstructionMemoryParser.write(memory))
141 file.setContents(toWrite, 0, progressMonitor);
146 public void setFocus()
148 table.getTableViewer().getControl().setFocus();
152 public void doSave(IProgressMonitor progressMonitor)
154 IEditorInput input = getEditorInput();
155 if (input instanceof IFileEditorInput)
157 IFileEditorInput pathInput = (IFileEditorInput) input;
160 save(pathInput.getFile(), progressMonitor);
166 progressMonitor.setCanceled(true);
169 progressMonitor.setCanceled(true);
173 public void doSaveAs()
175 // openSaveAsDialog();
178 // private void openSaveAsDialog()
180 // FileDialog d = new FileDialog(table.getTableViewer().getTable().getShell(), SWT.SAVE);
182 // String filename = d.getFileName();
183 // if (!filename.equals(""))
185 // save(d.getFilterPath() + File.separator + filename);
191 public void init(IEditorSite site, IEditorInput input) throws PartInitException
197 if (input instanceof IFileEditorInput)
199 IFileEditorInput fileInput = (IFileEditorInput) input;
200 file = fileInput.getFile();
201 context = ProjectMachineContext.getMachineContextOf(file.getProject());
203 setPartName(fileInput.getName());
206 throw new IllegalArgumentException("Expected IFileEditorInput!");
210 throw new PartInitException("Failed to read input!", e);
215 public boolean isDirty()
221 public boolean isSaveAsAllowed()
226 private void setDirty(boolean value)
229 firePropertyChange(PROP_DIRTY);
233 public void dispose()
236 memory.deregisterCellModifiedListener(cellModifiedListener);
240 public IFile getFile()