import org.eclipse.ui.part.EditorPart;
import net.mograsim.machine.Memory.MemoryCellModifiedListener;
+import net.mograsim.machine.mi.AssignableMicroInstructionMemory.MIMemoryReassignedListener;
import net.mograsim.machine.mi.MicroInstructionMemory;
import net.mograsim.machine.mi.MicroInstructionMemory.ActiveMicroInstructionChangedListener;
import net.mograsim.machine.mi.MicroInstructionMemoryParseException;
LazyTableViewer viewer = table.getTableViewer();
viewer.highlightRow(highlighted, false);
highlighted = index;
- viewer.highlightRow(index, true);
- viewer.getTable().showItem(viewer.getTable().getItem(Math.min((int) memory.getDefinition().getMaximalAddress(), index + 2)));
- viewer.getTable().showItem(viewer.getTable().getItem(index));
+ if (index != -1)
+ {
+ viewer.highlightRow(index, true);
+ viewer.getTable()
+ .showItem(viewer.getTable().getItem(Math.min((int) memory.getDefinition().getMaximalAddress(), index + 2)));
+ viewer.getTable().showItem(viewer.getTable().getItem(index));
+ }
});
}
{
Button activationButton = new Button(parent, SWT.PUSH);
activationButton.setText("Set Active");
- activationButton.addListener(SWT.Selection,
- e -> context.getActiveMachine().ifPresent(m -> m.getMicroInstructionMemory().bind(memory)));
+ activationButton.addListener(SWT.Selection, e -> context.getActiveMachine().ifPresent(m ->
+ {
+ // clear highlighting if the memory is reassigned
+ MIMemoryReassignedListener memReassignedListener = n ->
+ {
+ if (n != memory)
+ highlight(-1);
+ };
+ m.getMicroInstructionMemory().registerMemoryReassignedListener(memReassignedListener);
+ // clear highlighting if the active machine changes
+ context.addActiveMachineListener(n ->
+ {
+ if (n.isEmpty() || n.get() != m)
+ {
+ highlight(-1);
+ m.getMicroInstructionMemory().deregisterMemoryReassignedListener(memReassignedListener);
+ }
+ });
+ m.getMicroInstructionMemory().bind(memory);
+ }));
}
public void bindMicroInstructionMemory(MicroInstructionMemory memory)
{
+ if (this.memory != null)
+ {
+ this.memory.deregisterCellModifiedListener(this);
+ this.memory.deregisterActiveMicroInstructionChangedListener(this);
+ }
this.memory = memory;
if (memory != null)
{
table.bindMicroInstructionMemory(memory);
}
- private void open(IFile file)
+ private void open(IFile file) throws IOException, MicroInstructionMemoryParseException, CoreException
{
- try
- {
- bindMicroInstructionMemory(MicroInstructionMemoryParser.parseMemory(context.getMachineDefinition()
- .orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!"))
- .getMicroInstructionMemoryDefinition(), file.getContents()));
- }
- catch (IOException | MicroInstructionMemoryParseException | CoreException e)
- {
-
- // TODO: Proper handling via IProgressMonitor
- e.printStackTrace();
- }
+ bindMicroInstructionMemory(MicroInstructionMemoryParser.parseMemory(
+ context.getMachineDefinition().orElseThrow(() -> new MicroInstructionMemoryParseException("No MachineDefinition assigned!"))
+ .getMicroInstructionMemoryDefinition(),
+ file.getContents()));
}
- private void save(IFile file, IProgressMonitor progressMonitor)
+ private void save(IFile file, IProgressMonitor progressMonitor) throws IOException, CoreException, MicroInstructionMemoryParseException
{
if (memory == null)
{
- System.err.println("Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
- return;
+ throw new MicroInstructionMemoryParseException(
+ "Failed to write MicroprogrammingMemory to File. No MicroprogrammingMemory assigned.");
}
try (InputStream toWrite = MicroInstructionMemoryParser.write(memory))
{
file.setContents(toWrite, 0, progressMonitor);
}
- catch (IOException | CoreException e)
- {
- e.printStackTrace();
- }
}
@Override
if (input instanceof IFileEditorInput)
{
IFileEditorInput pathInput = (IFileEditorInput) input;
- save(pathInput.getFile(), progressMonitor);
- setDirty(false);
- }
+ try
+ {
+ save(pathInput.getFile(), progressMonitor);
+ setDirty(false);
+ }
+ catch (Exception e)
+ {
+ e.printStackTrace();
+ progressMonitor.setCanceled(true);
+ }
+ } else
+ progressMonitor.setCanceled(true);
}
@Override
{
setSite(site);
setInput(input);
-
- if (input instanceof IFileEditorInput)
+ try
+ {
+ if (input instanceof IFileEditorInput)
+ {
+ IFileEditorInput fileInput = (IFileEditorInput) input;
+ context = ProjectMachineContext.getMachineContextOf(fileInput.getFile().getProject());
+ context.activateMachine();
+ setPartName(fileInput.getName());
+ open(fileInput.getFile());
+ }
+ }
+ catch (Exception e)
{
- IFileEditorInput fileInput = (IFileEditorInput) input;
- context = ProjectMachineContext.getMachineContextOf(fileInput.getFile());
- setPartName(fileInput.getName());
- open(fileInput.getFile());
+ throw new PartInitException("Failed to read input!", e);
}
}