import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseTrackListener;
+import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
private Button sbseButton;
private Button pauseButton;
private Slider simSpeedSlider;
+ private Composite canvasParent;
private LogicUICanvas canvas;
+ private InstructionTable instPreview;
private Label noMachineLabel;
private MemoryCellModifiedListener currentRegisteredCellListener;
+ private LogicObserver currentClockObserver;
@Override
public void createPartControl(Composite parent)
noMachineLabel = new Label(parent, SWT.NONE);
noMachineLabel.setText("No machine present...");// TODO internationalize?
addSimulationControlWidgets(parent);
+ canvasParent = new Composite(parent, SWT.NONE);
+ canvasParent.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ canvasParent.setLayout(new FillLayout());
+ addInstructionPreviewControlWidgets(parent);
recreateContextDependentControls();
}
// createPartControls has not been called yet
return;
- if (canvas != null)
- canvas.dispose();
+ double offX;
+ double offY;
+ double zoom;
if (exec != null)
exec.stopLiveExecution();
+ if (machine != null)
+ {
+ machine.getMicroInstructionMemory().deregisterCellModifiedListener(currentRegisteredCellListener);
+ machine.getClock().deregisterObserver(currentClockObserver);
+ }
+ if (canvas != null)
+ {
+ offX = canvas.getOffX();
+ offY = canvas.getOffY();
+ zoom = canvas.getZoom();
+ canvas.dispose();
+ } else
+ {
+ offX = 0;
+ offY = 0;
+ zoom = -1;
+ }
Optional<Machine> machineOptional;
if (context != null && (machineOptional = context.getActiveMachine()).isPresent())
pauseButton.setEnabled(true);
simSpeedSlider.setEnabled(true);
- if (machine != null)
- machine.getMicroInstructionMemory().deregisterCellModifiedListener(currentRegisteredCellListener);
-
machine = machineOptional.get();
- canvas = new LogicUICanvas(parent, SWT.NONE, machine.getModel());
- canvas.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ canvas = new LogicUICanvas(canvasParent, SWT.NONE, machine.getModel());
ZoomableCanvasUserInput userInput = new ZoomableCanvasUserInput(canvas);
userInput.buttonDrag = 3;
userInput.buttonZoom = 2;
userInput.enableUserInput();
+ if (zoom > 0)
+ {
+ canvas.moveTo(offX, offY, zoom);
+ canvas.commitTransform();
+ }
- // initialize Instruction preview
- InstructionTable instPreview = new InstructionTable(parent, new DisplaySettings());
- instPreview.getTableViewer().getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
- instPreview.setContentProvider(new ActiveInstructionPreviewContentProvider(instPreview.getTableViewer()));
AssignableMicroInstructionMemory mIMemory = machine.getMicroInstructionMemory();
instPreview.bindMicroInstructionMemory(mIMemory);
currentRegisteredCellListener = a -> instPreview.refresh();
mIMemory.registerCellModifiedListener(currentRegisteredCellListener);
- GridData uiData = new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
- canvas.setLayoutData(uiData);
+ canvasParent.layout();
// initialize executer
exec = new LogicExecuter(machine.getTimeline());
sbseButton = new Button(c, SWT.CHECK);
pauseButton = new Button(c, SWT.TOGGLE);
- LogicObserver clockObserver = o ->
+ currentClockObserver = o ->
{
if (((CoreClock) o).isOn())
{
{
CoreClock cl = machine.getClock();
if (sbseButton.getSelection())
- cl.registerObserver(clockObserver);
+ cl.registerObserver(currentClockObserver);
else
- cl.deregisterObserver(clockObserver);
+ cl.deregisterObserver(currentClockObserver);
});
sbseButton.setSelection(false);
c.pack();
}
+ private void addInstructionPreviewControlWidgets(Composite parent)
+ {
+ instPreview = new InstructionTable(parent, new DisplaySettings());
+ instPreview.getTableViewer().getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+ instPreview.setContentProvider(new ActiveInstructionPreviewContentProvider(instPreview.getTableViewer()));
+ }
+
private static void setPauseText(Button pauseButton, boolean hovered)
{
if (hovered)
{
IFileEditorInput fileInput = (IFileEditorInput) input;
context = ProjectMachineContext.getMachineContextOf(fileInput.getFile().getProject());
+ context.registerObserver(m -> recreateContextDependentControls());
recreateContextDependentControls();
setPartName(fileInput.getName());