CircuitPopup(Project proj, Tool tool, Circuit circuit) {
super(_("circuitMenu"));
this.proj = proj;
this.circuit = circuit;
add(editLayout); editLayout.addActionListener(this);
add(editAppearance); editAppearance.addActionListener(this);
add(analyze); analyze.addActionListener(this);
add(stats); stats.addActionListener(this);
addSeparator();
add(main); main.addActionListener(this);
add(remove); remove.addActionListener(this);
boolean canChange = proj.getLogisimFile().contains(circuit);
LogisimFile file = proj.getLogisimFile();
if (circuit == proj.getCurrentCircuit()) {
if (proj.getFrame().getEditorView().equals(Frame.EDIT_APPEARANCE)) {
editAppearance.setEnabled(false);
} else {
editLayout.setEnabled(false);
}
}
main.setEnabled(canChange && file.getMainCircuit() != circuit);
remove.setEnabled(canChange && file.getCircuitCount() > 1
&& proj.getDependencies().canRemove(circuit));
}
@Override
public void doAction(Action canvasAction) {
Circuit circuit = circuitState.getCircuit();
if (!proj.getLogisimFile().contains(circuit)) {
return;
}
if (canvasAction instanceof ModelReorderAction) {
int max = getMaxIndex(getModel());
ModelReorderAction reorder = (ModelReorderAction) canvasAction;
List<ReorderRequest> rs = reorder.getReorderRequests();
List<ReorderRequest> mod = new ArrayList<ReorderRequest>(rs.size());
boolean changed = false;
boolean movedToMax = false;
for (ReorderRequest r : rs) {
CanvasObject o = r.getObject();
if (o instanceof AppearanceElement) {
changed = true;
} else {
if (r.getToIndex() > max) {
int from = r.getFromIndex();
changed = true;
movedToMax = true;
if (from == max && !movedToMax) {
// this change is ineffective - don't add it
} else {
mod.add(new ReorderRequest(o, from, max));
}
} else {
if (r.getToIndex() == max) movedToMax = true;
mod.add(r);
}
}
}
if (changed) {
if (mod.isEmpty()) {
return;
}
canvasAction = new ModelReorderAction(getModel(), mod);
}
}
if (canvasAction instanceof ModelAddAction) {
ModelAddAction addAction = (ModelAddAction) canvasAction;
int cur = addAction.getDestinationIndex();
int max = getMaxIndex(getModel());
if (cur > max) {
canvasAction = new ModelAddAction(getModel(), addAction.getObjects(), max + 1);
}
}
proj.doAction(new CanvasActionAdapter(circuit, canvasAction));
}
@Override
public void setValueRequested(Attribute<Object> attr, Object value)
throws AttrTableSetException {
if (!proj.getLogisimFile().contains(circ)) {
String msg = _("cannotModifyCircuitError");
throw new AttrTableSetException(msg);
} else {
SetAttributeAction act = new SetAttributeAction(circ,
__("changeAttributeAction"));
act.set(comp, attr, value);
proj.doAction(act);
}
}
@Override
public void mouseDragged(Canvas canvas, Graphics g, MouseEvent e) {
if (state == MOVING) {
Project proj = canvas.getProject();
computeDxDy(proj, e, g);
handleMoveDrag(canvas, curDx, curDy, e.getModifiersEx());
} else if (state == RECT_SELECT) {
Project proj = canvas.getProject();
curDx = e.getX() - start.getX();
curDy = e.getY() - start.getY();
proj.repaintCanvas();
}
}
@Override
public void mouseReleased(Canvas canvas, Graphics g, MouseEvent e) {
Project proj = canvas.getProject();
if (state == MOVING) {
setState(proj, IDLE);
computeDxDy(proj, e, g);
int dx = curDx;
int dy = curDy;
if (dx != 0 || dy != 0) {
if (!proj.getLogisimFile().contains(canvas.getCircuit())) {
canvas.setErrorMessage(Strings.getter("cannotModifyError"));
} else if (proj.getSelection().hasConflictWhenMoved(dx, dy)) {
canvas.setErrorMessage(Strings.getter("exclusiveError"));
} else {
boolean connect = shouldConnect(canvas, e.getModifiersEx());
drawConnections = false;
ReplacementMap repl;
if (connect) {
MoveGesture gesture = moveGesture;
if (gesture == null) {
gesture =
new MoveGesture(
new MoveRequestHandler(canvas),
canvas.getCircuit(),
canvas.getSelection().getAnchoredComponents());
}
canvas.setErrorMessage(new ComputingMessage(dx, dy), COLOR_COMPUTING);
MoveResult result = gesture.forceRequest(dx, dy);
clearCanvasMessage(canvas, dx, dy);
repl = result.getReplacementMap();
} else {
repl = null;
}
Selection sel = proj.getSelection();
proj.doAction(SelectionActions.translate(sel, dx, dy, repl));
}
}
moveGesture = null;
proj.repaintCanvas();
} else if (state == RECT_SELECT) {
Bounds bds = Bounds.create(start).add(start.getX() + curDx, start.getY() + curDy);
Circuit circuit = canvas.getCircuit();
Selection sel = proj.getSelection();
Collection<Component> in_sel = sel.getComponentsWithin(bds, g);
for (Component comp : circuit.getAllWithin(bds, g)) {
if (!in_sel.contains(comp)) sel.add(comp);
}
Action act = SelectionActions.drop(sel, in_sel);
if (act != null) {
proj.doAction(act);
}
setState(proj, IDLE);
proj.repaintCanvas();
}
}
@Override
public void mousePressed(Canvas canvas, Graphics g, MouseEvent e) {
Project proj = canvas.getProject();
Selection sel = proj.getSelection();
Circuit circuit = canvas.getCircuit();
start = Location.create(e.getX(), e.getY());
curDx = 0;
curDy = 0;
moveGesture = null;
// if the user clicks into the selection,
// selection is being modified
Collection<Component> in_sel = sel.getComponentsContaining(start, g);
if (!in_sel.isEmpty()) {
if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
setState(proj, MOVING);
proj.repaintCanvas();
return;
} else {
Action act = SelectionActions.drop(sel, in_sel);
if (act != null) {
proj.doAction(act);
}
}
}
// if the user clicks into a component outside selection, user
// wants to add/reset selection
Collection<Component> clicked = circuit.getAllContaining(start, g);
if (!clicked.isEmpty()) {
if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
if (sel.getComponentsContaining(start).isEmpty()) {
Action act = SelectionActions.dropAll(sel);
if (act != null) {
proj.doAction(act);
}
}
}
for (Component comp : clicked) {
if (!in_sel.contains(comp)) {
sel.add(comp);
}
}
setState(proj, MOVING);
proj.repaintCanvas();
return;
}
// The user clicked on the background. This is a rectangular
// selection (maybe with the shift key down).
if ((e.getModifiers() & InputEvent.SHIFT_MASK) == 0) {
Action act = SelectionActions.dropAll(sel);
if (act != null) {
proj.doAction(act);
}
}
setState(proj, RECT_SELECT);
proj.repaintCanvas();
}
public void actionPerformed(ActionEvent e) {
Object src = e.getSource();
Project proj = menubar.getProject();
if (src == newi) {
ProjectActions.doNew(proj);
} else if (src == merge) {
ProjectActions.doMerge(proj == null ? null : proj.getFrame().getCanvas(), proj);
} else if (src == open) {
ProjectActions.doOpen(proj == null ? null : proj.getFrame().getCanvas(), proj);
} else if (src == close) {
int result = 0;
Frame frame = proj.getFrame();
if (proj.isFileDirty()) {
/* Must use hardcoded strings here, because the string management is rotten */
String message =
"What should happen to your unsaved changes to " + proj.getLogisimFile().getName();
String[] options = {"Save", "Discard", "Cancel"};
result =
JOptionPane.showOptionDialog(
JOptionPane.getFrameForComponent(this),
message,
"Confirm Close",
0,
JOptionPane.QUESTION_MESSAGE,
null,
options,
options[0]);
if (result == 0) {
ProjectActions.doSave(proj);
}
}
/* If "cancel" pressed do nothing, otherwise dispose the window, opening one if this was the last opened window */
if (result != 2) {
// Get the list of open projects
List<Project> pl = Projects.getOpenProjects();
if (pl.size() == 1) {
// Since we have a single window open, before closing the
// current
// project open a new empty one
ProjectActions.doNew(proj);
}
// Close the current project
frame.dispose();
OptionsFrame f = proj.getOptionsFrame(false);
if (f != null) f.dispose();
}
} else if (src == save) {
ProjectActions.doSave(proj);
} else if (src == saveAs) {
ProjectActions.doSaveAs(proj);
} else if (src == prefs) {
PreferencesFrame.showPreferences();
} else if (src == quit) {
ProjectActions.doQuit();
}
}
public void editingStopped(CaretEvent e) {
if (e.getCaret() != caret) {
e.getCaret().removeCaretListener(this);
return;
}
caret.removeCaretListener(this);
caretCircuit.removeCircuitListener(this);
String val = caret.getText();
boolean isEmpty = (val == null || val.equals(""));
Action a;
Project proj = caretCanvas.getProject();
if (caretCreatingText) {
if (!isEmpty) {
CircuitMutation xn = new CircuitMutation(caretCircuit);
xn.add(caretComponent);
a = xn.toAction(Strings.getter("addComponentAction", Text.FACTORY.getDisplayGetter()));
} else {
a = null; // don't add the blank text field
}
} else {
if (isEmpty && caretComponent.getFactory() instanceof Text) {
CircuitMutation xn = new CircuitMutation(caretCircuit);
xn.add(caretComponent);
a = xn.toAction(Strings.getter("removeComponentAction", Text.FACTORY.getDisplayGetter()));
} else {
Object obj = caretComponent.getFeature(TextEditable.class);
if (obj == null) { // should never happen
a = null;
} else {
TextEditable editable = (TextEditable) obj;
a = editable.getCommitAction(caretCircuit, e.getOldText(), e.getText());
}
}
}
caretCircuit = null;
caretComponent = null;
caretCreatingText = false;
caret = null;
if (a != null) proj.doAction(a);
}
@Override
public void actionPerformed(ActionEvent e) {
Object src = e.getSource();
if (src == unload) {
ProjectLibraryActions.doUnloadLibrary(proj, lib);
} else if (src == reload) {
Loader loader = proj.getLogisimFile().getLoader();
loader.reload((LoadedLibrary) lib);
}
}
private void computeDxDy(Project proj, MouseEvent e, Graphics g) {
Bounds bds = proj.getSelection().getBounds(g);
int dx;
int dy;
if (bds == Bounds.EMPTY_BOUNDS) {
dx = e.getX() - start.getX();
dy = e.getY() - start.getY();
} else {
dx = Math.max(e.getX() - start.getX(), -bds.getX());
dy = Math.max(e.getY() - start.getY(), -bds.getY());
}
Selection sel = proj.getSelection();
if (sel.shouldSnap()) {
dx = Canvas.snapXToGrid(dx);
dy = Canvas.snapYToGrid(dy);
}
curDx = dx;
curDy = dy;
}
@Override
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
if (source == editLayout) {
proj.setCurrentCircuit(circuit);
proj.getFrame().setEditorView(Frame.EDIT_LAYOUT);
} else if (source == editAppearance) {
proj.setCurrentCircuit(circuit);
proj.getFrame().setEditorView(Frame.EDIT_APPEARANCE);
} else if (source == analyze) {
ProjectCircuitActions.doAnalyze(proj, circuit);
} else if (source == stats) {
JFrame frame = (JFrame) SwingUtilities.getRoot(this);
StatisticsDialog.show(frame, proj.getLogisimFile(), circuit);
} else if (source == main) {
ProjectCircuitActions.doSetAsMainCircuit(proj, circuit);
} else if (source == remove) {
ProjectCircuitActions.doRemoveCircuit(proj, circuit);
}
}
public void configureMenu(JPopupMenu menu, Project proj) {
this.proj = proj;
this.frame = proj.getFrame();
this.circState = proj.getCircuitState();
Object attrs = instance.getAttributeSet();
if (attrs instanceof RomAttributes) {
((RomAttributes) attrs).setProject(proj);
}
boolean enabled = circState != null;
edit = createItem(enabled, _("ramEditMenuItem"));
clear = createItem(enabled, _("ramClearMenuItem"));
load = createItem(enabled, _("ramLoadMenuItem"));
save = createItem(enabled, _("ramSaveMenuItem"));
menu.addSeparator();
menu.add(edit);
menu.add(clear);
menu.add(load);
menu.add(save);
}
public void actionPerformed(ActionEvent e) {
Object src = e.getSource();
Project proj = menubar.getProject();
if (src == newi) {
ProjectActions.doNew(proj);
} else if (src == open) {
ProjectActions.doOpen(proj == null ? null : proj.getFrame().getCanvas(), proj);
} else if (src == close) {
Frame frame = proj.getFrame();
if (frame.confirmClose()) {
frame.dispose();
OptionsFrame f = proj.getOptionsFrame(false);
if (f != null) f.dispose();
}
} else if (src == save) {
ProjectActions.doSave(proj);
} else if (src == saveAs) {
ProjectActions.doSaveAs(proj);
} else if (src == prefs) {
PreferencesFrame.showPreferences();
} else if (src == quit) {
ProjectActions.doQuit();
}
}
private void doLoad() {
JFileChooser chooser = proj.createChooser();
File oldSelected = factory.getCurrentImage(instance);
if (oldSelected != null) chooser.setSelectedFile(oldSelected);
chooser.setDialogTitle(_("ramLoadDialogTitle"));
int choice = chooser.showOpenDialog(frame);
if (choice == JFileChooser.APPROVE_OPTION) {
File f = chooser.getSelectedFile();
try {
factory.loadImage(circState.getInstanceState(instance), f);
} catch (IOException e) {
JOptionPane.showMessageDialog(frame, e.getMessage(),
_("ramLoadErrorTitle"), JOptionPane.ERROR_MESSAGE);
}
}
}
private void doSave() {
MemState s = factory.getState(instance, circState);
JFileChooser chooser = proj.createChooser();
File oldSelected = factory.getCurrentImage(instance);
if (oldSelected != null) chooser.setSelectedFile(oldSelected);
chooser.setDialogTitle(_("ramSaveDialogTitle"));
int choice = chooser.showSaveDialog(frame);
if (choice == JFileChooser.APPROVE_OPTION) {
File f = chooser.getSelectedFile();
try {
HexFile.save(f, s.getContents());
factory.setCurrentImage(instance, f);
} catch (IOException e) {
JOptionPane.showMessageDialog(frame, e.getMessage(),
_("ramSaveErrorTitle"), JOptionPane.ERROR_MESSAGE);
}
}
}
@Override
public void mousePressed(Canvas canvas, Graphics g, MouseEvent e) {
Project proj = canvas.getProject();
Circuit circ = canvas.getCircuit();
if (!proj.getLogisimFile().contains(circ)) {
if (caret != null) caret.cancelEditing();
canvas.setErrorMessage(Strings.getter("cannotModifyError"));
return;
}
// Maybe user is clicking within the current caret.
if (caret != null) {
if (caret.getBounds(g).contains(e.getX(), e.getY())) { // Yes
caret.mousePressed(e);
proj.repaintCanvas();
return;
} else { // No. End the current caret.
caret.stopEditing();
}
}
// caret will be null at this point
// Otherwise search for a new caret.
int x = e.getX();
int y = e.getY();
Location loc = Location.create(x, y);
ComponentUserEvent event = new ComponentUserEvent(canvas, x, y);
// First search in selection.
for (Component comp : proj.getSelection().getComponentsContaining(loc, g)) {
TextEditable editable = (TextEditable) comp.getFeature(TextEditable.class);
if (editable != null) {
caret = editable.getTextCaret(event);
if (caret != null) {
proj.getFrame().viewComponentAttributes(circ, comp);
caretComponent = comp;
caretCreatingText = false;
break;
}
}
}
// Then search in circuit
if (caret == null) {
for (Component comp : circ.getAllContaining(loc, g)) {
TextEditable editable = (TextEditable) comp.getFeature(TextEditable.class);
if (editable != null) {
caret = editable.getTextCaret(event);
if (caret != null) {
proj.getFrame().viewComponentAttributes(circ, comp);
caretComponent = comp;
caretCreatingText = false;
break;
}
}
}
}
// if nothing found, create a new label
if (caret == null) {
if (loc.getX() < 0 || loc.getY() < 0) return;
AttributeSet copy = (AttributeSet) attrs.clone();
caretComponent = Text.FACTORY.createComponent(loc, copy);
caretCreatingText = true;
TextEditable editable = (TextEditable) caretComponent.getFeature(TextEditable.class);
if (editable != null) {
caret = editable.getTextCaret(event);
proj.getFrame().viewComponentAttributes(circ, caretComponent);
}
}
if (caret != null) {
caretCanvas = canvas;
caretCircuit = canvas.getCircuit();
caret.addCaretListener(listener);
caretCircuit.addCircuitListener(listener);
}
proj.repaintCanvas();
}
@Override
public void draw(Canvas canvas, ComponentDrawContext context) {
Project proj = canvas.getProject();
int dx = curDx;
int dy = curDy;
if (state == MOVING) {
proj.getSelection().drawGhostsShifted(context, dx, dy);
MoveGesture gesture = moveGesture;
if (gesture != null && drawConnections && (dx != 0 || dy != 0)) {
MoveResult result = gesture.findResult(dx, dy);
if (result != null) {
Collection<Wire> wiresToAdd = result.getWiresToAdd();
Graphics g = context.getGraphics();
GraphicsUtil.switchToWidth(g, 3);
g.setColor(Color.GRAY);
for (Wire w : wiresToAdd) {
Location loc0 = w.getEnd0();
Location loc1 = w.getEnd1();
g.drawLine(loc0.getX(), loc0.getY(), loc1.getX(), loc1.getY());
}
GraphicsUtil.switchToWidth(g, 1);
g.setColor(COLOR_UNMATCHED);
for (Location conn : result.getUnconnectedLocations()) {
int connX = conn.getX();
int connY = conn.getY();
g.fillOval(connX - 3, connY - 3, 6, 6);
g.fillOval(connX + dx - 3, connY + dy - 3, 6, 6);
}
}
}
} else if (state == RECT_SELECT) {
int left = start.getX();
int right = left + dx;
if (left > right) {
int i = left;
left = right;
right = i;
}
int top = start.getY();
int bot = top + dy;
if (top > bot) {
int i = top;
top = bot;
bot = i;
}
Graphics gBase = context.getGraphics();
int w = right - left - 1;
int h = bot - top - 1;
if (w > 2 && h > 2) {
gBase.setColor(BACKGROUND_RECT_SELECT);
gBase.fillRect(left + 1, top + 1, w - 1, h - 1);
}
Circuit circ = canvas.getCircuit();
Bounds bds = Bounds.create(left, top, right - left, bot - top);
for (Component c : circ.getAllWithin(bds)) {
Location cloc = c.getLocation();
Graphics gDup = gBase.create();
context.setGraphics(gDup);
c.getFactory()
.drawGhost(context, COLOR_RECT_SELECT, cloc.getX(), cloc.getY(), c.getAttributeSet());
gDup.dispose();
}
gBase.setColor(COLOR_RECT_SELECT);
GraphicsUtil.switchToWidth(gBase, 2);
if (w < 0) w = 0;
if (h < 0) h = 0;
gBase.drawRect(left, top, w, h);
}
}
@Override
public void computeEnabled() {
Project proj = canvas.getProject();
Circuit circ = canvas.getCircuit();
Selection sel = canvas.getSelection();
boolean selEmpty = sel.isEmpty();
boolean canChange = proj.getLogisimFile().contains(circ);
boolean clipExists = !Clipboard.isEmpty();
boolean selHasRemovable = false;
for (CanvasObject o : sel.getSelected()) {
if (!(o instanceof AppearanceElement)) {
selHasRemovable = true;
}
}
boolean canRaise;
boolean canLower;
if (!selEmpty && canChange) {
Map<CanvasObject, Integer> zs = ZOrder.getZIndex(sel.getSelected(), canvas.getModel());
int zmin = Integer.MAX_VALUE;
int zmax = Integer.MIN_VALUE;
int count = 0;
for (Map.Entry<CanvasObject, Integer> entry : zs.entrySet()) {
if (!(entry.getKey() instanceof AppearanceElement)) {
count++;
int z = entry.getValue().intValue();
if (z < zmin) zmin = z;
if (z > zmax) zmax = z;
}
}
int maxPoss = AppearanceCanvas.getMaxIndex(canvas.getModel());
if (count > 0 && count <= maxPoss) {
canRaise = zmin <= maxPoss - count;
canLower = zmax >= count;
} else {
canRaise = false;
canLower = false;
}
} else {
canRaise = false;
canLower = false;
}
boolean canAddCtrl = false;
boolean canRemCtrl = false;
Handle handle = sel.getSelectedHandle();
if (handle != null && canChange) {
CanvasObject o = handle.getObject();
canAddCtrl = o.canInsertHandle(handle.getLocation()) != null;
canRemCtrl = o.canDeleteHandle(handle.getLocation()) != null;
}
setEnabled(LogisimMenuBar.CUT, selHasRemovable && canChange);
setEnabled(LogisimMenuBar.COPY, !selEmpty);
setEnabled(LogisimMenuBar.PASTE, canChange && clipExists);
setEnabled(LogisimMenuBar.DELETE, selHasRemovable && canChange);
setEnabled(LogisimMenuBar.DUPLICATE, !selEmpty && canChange);
setEnabled(LogisimMenuBar.SELECT_ALL, true);
setEnabled(LogisimMenuBar.RAISE, canRaise);
setEnabled(LogisimMenuBar.LOWER, canLower);
setEnabled(LogisimMenuBar.RAISE_TOP, canRaise);
setEnabled(LogisimMenuBar.LOWER_BOTTOM, canLower);
setEnabled(LogisimMenuBar.ADD_CONTROL, canAddCtrl);
setEnabled(LogisimMenuBar.REMOVE_CONTROL, canRemCtrl);
}
private void setState(Project proj, int new_state) {
if (state == new_state) return; // do nothing if state not new
state = new_state;
proj.getFrame().getCanvas().setCursor(getCursor());
}