org.simantics.plant3d/src/org/simantics/plant3d/dialog/ComponentSelectionDialog.java

   1 package org.simantics.plant3d.dialog;
   2
   3 import java.util.Collection;
   4 import java.util.HashSet;
   5 import java.util.List;
   6 import java.util.Set;
   7
   8 import org.eclipse.jface.dialogs.Dialog;
   9 import org.eclipse.jface.dialogs.IDialogConstants;
  10 import org.eclipse.jface.dialogs.IDialogSettings;
  11 import org.eclipse.jface.layout.GridDataFactory;
  12 import org.eclipse.jface.layout.GridLayoutFactory;
  13 import org.eclipse.jface.resource.JFaceResources;
  14 import org.eclipse.jface.resource.LocalResourceManager;
  15 import org.eclipse.jface.resource.ResourceLocator;
  16 import org.eclipse.jface.resource.ResourceManager;
  17 import org.eclipse.jface.viewers.ISelectionChangedListener;
  18 import org.eclipse.jface.viewers.IStructuredSelection;
  19 import org.eclipse.jface.viewers.ListViewer;
  20 import org.eclipse.jface.viewers.SelectionChangedEvent;
  21 import org.eclipse.jface.viewers.StructuredSelection;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.events.KeyAdapter;
  24 import org.eclipse.swt.events.KeyEvent;
  25 import org.eclipse.swt.events.SelectionAdapter;
  26 import org.eclipse.swt.events.SelectionEvent;
  27 import org.eclipse.swt.layout.GridData;
  28 import org.eclipse.swt.layout.GridLayout;
  29 import org.eclipse.swt.widgets.Button;
  30 import org.eclipse.swt.widgets.Composite;
  31 import org.eclipse.swt.widgets.Control;
  32 import org.eclipse.swt.widgets.ExpandBar;
  33 import org.eclipse.swt.widgets.ExpandItem;
  34 import org.eclipse.swt.widgets.Label;
  35 import org.eclipse.swt.widgets.Shell;
  36 import org.eclipse.swt.widgets.Text;
  37 import org.simantics.Simantics;
  38 import org.simantics.db.Session;
  39 import org.simantics.db.exception.DatabaseException;
  40 import org.simantics.plant3d.Activator;
  41 import org.simantics.plant3d.ontology.Plant3D;
  42 import org.simantics.plant3d.scenegraph.EndComponent;
  43 import org.simantics.plant3d.scenegraph.InlineComponent;
  44 import org.simantics.plant3d.scenegraph.Nozzle;
  45 import org.simantics.plant3d.scenegraph.PipelineComponent;
  46 import org.simantics.plant3d.scenegraph.TurnComponent;
  47 import org.simantics.plant3d.scenegraph.controlpoint.PipeControlPoint.PositionType;
  48 import org.simantics.plant3d.utils.Item;
  49 import org.simantics.plant3d.utils.Item.Type;
  50 import org.simantics.plant3d.utils.P3DUtil;
  51 import org.simantics.utils.ui.ExceptionUtils;
  52
  53 public class ComponentSelectionDialog extends Dialog implements ISelectionChangedListener {
  54
  55         private static final String DIALOG = "ComponentSelectionDialog"; //$NON-NLS-1$
  56
  57         private IDialogSettings dialogSettings;
  58
  59         private double lengthFactor = 1.0;
  60
  61         private ResourceManager resourceManager;
  62
  63         private String libUri;
  64
  65         private Item selected;
  66         private Set<PositionType> allowed;
  67         private Set<PositionType> filterAllowed;
  68         // private boolean positionAdjustment;
  69         private PipelineComponent component;
  70         private boolean insertAdjustable;
  71         private boolean lenghtAdjustable;
  72         private PositionType insertPosition = PositionType.NEXT;
  73
  74         private Double angle;
  75         private Double length;
  76         private Double rotationAngle;
  77
  78         private String name;
  79
  80         private Text nameText;
  81
  82         // In-line component
  83         private Text lengthText;
  84         // Turn component
  85         private Text angleText;
  86         // Rotated In-line, or turn component.
  87         private Text rotationAngleText;
  88
  89         // Input for new PipeRun
  90         private Double diameter;
  91         private Double thickness;
  92         private Double turnRadius;
  93
  94         private Text diameterText;
  95         private Text thicknessText;
  96         private Text turnRadiusText;
  97
  98         // Validation message label
  99         private Label validationLabel;
 100
 101         // Position selection
 102         private Button startButton;
 103         private Button middleButton;
 104         private Button endButton;
 105
 106         private boolean inlineSplit = false;
 107
 108         ListViewer inlineViewer;
 109         ListViewer turnViewer;
 110         ListViewer endViewer;
 111
 112         private Set<String> usedNames;
 113
 114         public ComponentSelectionDialog(Shell parentShell, Set<PositionType> allowed, PipelineComponent component) {
 115                 this(parentShell, allowed, component, Plant3D.URIs.Builtin);
 116         }
 117
 118         public ComponentSelectionDialog(Shell parentShell, Set<PositionType> allowed, PipelineComponent component,
 119                         String libUri) {
 120                 super(parentShell);
 121                 this.allowed = allowed;
 122                 this.component = component;
 123                 filterAllowed = new HashSet<PositionType>();
 124                 insertAdjustable = component instanceof InlineComponent ? ((InlineComponent) component).isVariableLength()
 125                                 : false;
 126                 lenghtAdjustable = false;
 127                 this.libUri = libUri;
 128
 129                 usedNames = new HashSet<>();
 130
 131                 setShellStyle(getShellStyle() | SWT.RESIZE);
 132
 133                 IDialogSettings settings = Activator.getDefault().getDialogSettings();
 134                 dialogSettings = settings.getSection(DIALOG);
 135                 if (dialogSettings == null)
 136                         dialogSettings = settings.addNewSection(DIALOG);
 137
 138                 if (component.getNext() != null && component.getPrevious() != null)
 139                         insertPosition = PositionType.PREVIOUS;
 140         }
 141
 142         public void setLengthFactor(double lengthFactor) {
 143                 this.lengthFactor = lengthFactor;
 144         }
 145
 146         @Override
 147         protected IDialogSettings getDialogBoundsSettings() {
 148                 return dialogSettings;
 149         }
 150
 151         @Override
 152         protected void configureShell(Shell newShell) {
 153                 super.configureShell(newShell);
 154                 newShell.setText("Create pipeline component");
 155         }
 156
 157         public void addUsedNames(Collection<String> names) {
 158                 usedNames.addAll(names);
 159         }
 160
 161         protected List<Item> getItems(Class<?> c, String libUri) throws DatabaseException {
 162                 Session session = Simantics.getSession();
 163                 if (InlineComponent.class.equals(c)) {
 164                         return P3DUtil.getInlines(session, libUri);
 165                 } else if (TurnComponent.class.equals(c)) {
 166                         return P3DUtil.getTurns(session, libUri);
 167                 } else if (EndComponent.class.equals(c)) {
 168                         return P3DUtil.getEnds(session, libUri);
 169                 } else {
 170                         return null;
 171                 }
 172         }
 173
 174         @Override
 175         protected Control createDialogArea(Composite parent) {
 176                 resourceManager = new LocalResourceManager(JFaceResources.getResources(), parent);
 177
 178                 Composite composite = new Composite(parent, SWT.NONE);
 179                 GridLayout layout = new GridLayout(2, false);
 180                 layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
 181                 layout.marginWidth = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);
 182                 layout.verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
 183                 layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
 184                 composite.setLayout(layout);
 185                 composite.setLayoutData(new GridData(GridData.FILL_BOTH));
 186                 applyDialogFont(composite);
 187
 188                 // Grid layout data for fields that grab horizontal space
 189                 final GridDataFactory horizFillData = GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.TOP);
 190
 191                 // TODO : we need better classification than inline,turn, and end:
 192                 // * fixed length inlines
 193                 // * fixed angle turns
 194                 // * size changes (requires input for pipe run specs)
 195                 // * variable length inlines (input for length)
 196                 // * variable angle turns (input for angle)
 197                 // * ends
 198
 199                 List<Item> ends = null;
 200                 List<Item> turns = null;
 201                 List<Item> inlines = null;
 202                 try {
 203                         ends = getItems(EndComponent.class, libUri);
 204                         turns = getItems(TurnComponent.class, libUri);
 205                         inlines = getItems(InlineComponent.class, libUri);
 206                 } catch (DatabaseException e) {
 207                         Label label = new Label(composite, SWT.NONE);
 208                         label.setText("Cannot load pipeline components: " + e.getMessage());
 209                         ExceptionUtils.logError(e);
 210                         return composite;
 211                 }
 212                 ends = P3DUtil.filterUserComponents(ends);
 213                 turns = P3DUtil.filterUserComponents(turns);
 214                 inlines = P3DUtil.filterUserComponents(inlines);
 215
 216                 ExpandBar expandBar = new ExpandBar(composite, SWT.V_SCROLL);
 217
 218                 ExpandItem inlineItem = new ExpandItem(expandBar, SWT.NONE);
 219                 inlineItem.setText("Inline");
 220                 inlineViewer = new ListViewer(expandBar);
 221                 inlineViewer.setLabelProvider(new ComponentLabelProvider());
 222                 inlineViewer.setContentProvider(new ComponentContentProvider());
 223
 224                 ExpandItem turnItem = new ExpandItem(expandBar, SWT.NONE);
 225                 turnItem.setText("Turn");
 226                 turnViewer = new ListViewer(expandBar);
 227                 turnViewer.setLabelProvider(new ComponentLabelProvider());
 228                 turnViewer.setContentProvider(new ComponentContentProvider());
 229
 230                 ExpandItem endItem = new ExpandItem(expandBar, SWT.NONE);
 231                 endItem.setText("End");
 232                 endViewer = new ListViewer(expandBar);
 233                 endViewer.setLabelProvider(new ComponentLabelProvider());
 234                 endViewer.setContentProvider(new ComponentContentProvider());
 235
 236                 inlineItem.setControl(inlineViewer.getList());
 237                 turnItem.setControl(turnViewer.getList());
 238                 endItem.setControl(endViewer.getList());
 239
 240                 inlineViewer.setInput(inlines);
 241                 turnViewer.setInput(turns);
 242                 endViewer.setInput(ends);
 243
 244                 inlineItem.setHeight(inlineViewer.getList().computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
 245                 turnItem.setHeight(turnViewer.getList().computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
 246                 endItem.setHeight(endViewer.getList().computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
 247
 248                 inlineViewer.addSelectionChangedListener(this);
 249                 turnViewer.addSelectionChangedListener(this);
 250                 endViewer.addSelectionChangedListener(this);
 251
 252                 GridDataFactory.fillDefaults().grab(true, true).align(SWT.FILL, SWT.FILL).span(2, 1).applyTo(expandBar);
 253                 GridDataFactory.fillDefaults().grab(true, true).minSize(500, 500).hint(500, 500).applyTo(composite);
 254
 255                 Label label = new Label(composite, SWT.NONE);
 256                 label.setText("Position");
 257                 Composite buttonComposite = new Composite(composite, SWT.NONE);
 258                 startButton = new Button(buttonComposite, SWT.TOGGLE);
 259                 middleButton = new Button(buttonComposite, SWT.TOGGLE);
 260                 endButton = new Button(buttonComposite, SWT.TOGGLE);
 261                 startButton.setImage(resourceManager.createImage(
 262                                 ResourceLocator.imageDescriptorFromBundle(Activator.PLUGIN_ID, "icons/insert_start.png").get()));
 263                 middleButton.setImage(resourceManager.createImage(
 264                                 ResourceLocator.imageDescriptorFromBundle(Activator.PLUGIN_ID, "icons/insert_middle.png").get()));
 265                 endButton.setImage(resourceManager.createImage(
 266                                 ResourceLocator.imageDescriptorFromBundle(Activator.PLUGIN_ID, "icons/insert_end.png").get()));
 267                 startButton.setToolTipText("Overlapping insert");
 268                 middleButton.setToolTipText("Cutting insert");
 269                 endButton.setToolTipText("Adding insert");
 270                 horizFillData.applyTo(buttonComposite);
 271                 GridLayoutFactory.fillDefaults().numColumns(3).applyTo(buttonComposite);
 272
 273                 startButton.setSelection(insertPosition == PositionType.PREVIOUS);
 274                 middleButton.setSelection(insertPosition == PositionType.SPLIT);
 275                 endButton.setSelection(insertPosition == PositionType.NEXT);
 276
 277                 startButton.setEnabled(false);
 278                 middleButton.setEnabled(false);
 279                 endButton.setEnabled(false);
 280
 281                 startButton.addSelectionListener(new SelectionAdapter() {
 282                         @Override
 283                         public void widgetSelected(SelectionEvent e) {
 284                                 updateInsertPosition(PositionType.PREVIOUS);
 285                         }
 286                 });
 287
 288                 middleButton.addSelectionListener(new SelectionAdapter() {
 289                         @Override
 290                         public void widgetSelected(SelectionEvent e) {
 291                                 updateInsertPosition(PositionType.SPLIT);
 292                         }
 293                 });
 294                 endButton.addSelectionListener(new SelectionAdapter() {
 295                         @Override
 296                         public void widgetSelected(SelectionEvent e) {
 297                                 updateInsertPosition(PositionType.NEXT);
 298                         }
 299                 });
 300
 301                 label = new Label(composite, SWT.NONE);
 302                 label.setText("Name");
 303                 nameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 304
 305                 label = new Label(composite, SWT.NONE);
 306                 label.setText("Length");
 307                 lengthText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 308                 label = new Label(composite, SWT.NONE);
 309                 label.setText("Angle");
 310                 angleText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 311                 label = new Label(composite, SWT.NONE);
 312                 label.setText("Rotation angle");
 313                 rotationAngleText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 314
 315                 label = new Label(composite, SWT.NONE);
 316                 label.setText("Diameter");
 317                 diameterText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 318                 label = new Label(composite, SWT.NONE);
 319                 label.setText("Wall thickness");
 320                 thicknessText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 321                 label = new Label(composite, SWT.NONE);
 322                 label.setText("Turn radius");
 323                 turnRadiusText = new Text(composite, SWT.SINGLE | SWT.BORDER);
 324
 325                 validationLabel = new Label(composite, SWT.NONE);
 326                 validationLabel.setText("");
 327
 328                 lengthText.setEnabled(false);
 329                 angleText.setEnabled(false);
 330                 rotationAngleText.setEnabled(false);
 331                 turnRadiusText.setEnabled(false);
 332                 diameterText.setEnabled(false);
 333                 thicknessText.setEnabled(false);
 334
 335                 nameText.addKeyListener(new KeyAdapter() {
 336                         @Override
 337                         public void keyReleased(KeyEvent e) {
 338                                 name = nameText.getText();
 339                                 validate();
 340                         }
 341                 });
 342
 343                 lengthText.addKeyListener(new KeyAdapter() {
 344                         @Override
 345                         public void keyReleased(KeyEvent e) {
 346                                 try {
 347                                         length = Double.parseDouble(lengthText.getText()) / lengthFactor;
 348                                 } catch (NumberFormatException err) {
 349                                         length = null;
 350                                 }
 351                                 validate();
 352                         }
 353                 });
 354
 355                 angleText.addKeyListener(new KeyAdapter() {
 356                         @Override
 357                         public void keyReleased(KeyEvent e) {
 358                                 try {
 359                                         angle = Double.parseDouble(angleText.getText());
 360                                 } catch (NumberFormatException err) {
 361                                         angle = null;
 362                                 }
 363                                 validate();
 364                         }
 365                 });
 366
 367                 rotationAngleText.addKeyListener(new KeyAdapter() {
 368                         @Override
 369                         public void keyReleased(KeyEvent e) {
 370                                 try {
 371                                         rotationAngle = Double.parseDouble(rotationAngleText.getText());
 372                                 } catch (NumberFormatException err) {
 373                                         rotationAngle = null;
 374                                 }
 375                                 validate();
 376                         }
 377                 });
 378
 379                 diameterText.addKeyListener(new KeyAdapter() {
 380                         @Override
 381                         public void keyReleased(KeyEvent e) {
 382                                 try {
 383                                         diameter = Double.parseDouble(diameterText.getText()) / lengthFactor;
 384                                 } catch (NumberFormatException err) {
 385                                         diameter = null;
 386                                 }
 387                                 validate();
 388                         }
 389                 });
 390
 391                 thicknessText.addKeyListener(new KeyAdapter() {
 392                         @Override
 393                         public void keyReleased(KeyEvent e) {
 394                                 try {
 395                                         thickness = Double.parseDouble(thicknessText.getText()) / lengthFactor;
 396                                 } catch (NumberFormatException err) {
 397                                         thickness = null;
 398                                 }
 399                                 validate();
 400                         }
 401                 });
 402
 403                 turnRadiusText.addKeyListener(new KeyAdapter() {
 404                         @Override
 405                         public void keyReleased(KeyEvent e) {
 406                                 try {
 407                                         turnRadius = Double.parseDouble(turnRadiusText.getText()) / lengthFactor;
 408                                 } catch (NumberFormatException err) {
 409                                         turnRadius = null;
 410                                 }
 411                                 validate();
 412                         }
 413                 });
 414
 415                 horizFillData.applyTo(nameText);
 416                 horizFillData.applyTo(lengthText);
 417                 horizFillData.applyTo(angleText);
 418                 horizFillData.applyTo(rotationAngleText);
 419                 horizFillData.applyTo(diameterText);
 420                 horizFillData.applyTo(thicknessText);
 421                 horizFillData.applyTo(turnRadiusText);
 422
 423                 GridDataFactory.fillDefaults().span(2, 1).align(SWT.END, SWT.END).grab(true, false).applyTo(validationLabel);
 424
 425                 if (!allowed.contains(PositionType.NEXT) && !allowed.contains(PositionType.PREVIOUS)) {
 426                         turnViewer.getList().setEnabled(false);
 427                         endViewer.getList().setEnabled(false);
 428                         inlineSplit = true;
 429                 }
 430
 431                 return composite;
 432         }
 433
 434         private void updateInsertPosition(PositionType type) {
 435                 if (insertPosition == type)
 436                         return;
 437                 startButton.setSelection(type == PositionType.PREVIOUS);
 438                 middleButton.setSelection(type == PositionType.SPLIT);
 439                 endButton.setSelection(type == PositionType.NEXT);
 440                 insertPosition = type;
 441         }
 442
 443         @Override
 444         public void selectionChanged(SelectionChangedEvent event) {
 445                 IStructuredSelection sel = (IStructuredSelection) event.getSelection();
 446                 Item i = (Item) sel.getFirstElement();
 447                 if (i != null) {
 448                         selected = i;
 449                         if (event.getSource() == inlineViewer) {
 450                                 turnViewer.setSelection(new StructuredSelection());
 451                                 endViewer.setSelection(new StructuredSelection());
 452                         } else if (event.getSource() == turnViewer) {
 453                                 inlineViewer.setSelection(new StructuredSelection());
 454                                 endViewer.setSelection(new StructuredSelection());
 455                         } else if (event.getSource() == endViewer) {
 456                                 inlineViewer.setSelection(new StructuredSelection());
 457                                 turnViewer.setSelection(new StructuredSelection());
 458                         }
 459
 460                         name = generateUniqueName(selected.getName());
 461                         nameText.setText(name);
 462
 463                         validate();
 464                 }
 465         }
 466
 467         private void validate() {
 468                 filterAllowed.clear();
 469                 Set<PositionType> filterAllowed = new HashSet<PositionType>();
 470                 boolean ok = true;
 471                 String msg = null;
 472
 473                 if (name.isEmpty() || usedNames.contains(name)) {
 474                         ok = false;
 475                         if (msg == null) {
 476                                 if (name.isEmpty())
 477                                         msg = "Please provide a valid name";
 478                                 else
 479                                         msg = "Name \"" + name + "\" is already in use";
 480                         }
 481                 }
 482
 483                 if (selected == null) {
 484                         ok = false;
 485                 } else if (selected.isCode()) {// TODO : instead of disabling the button, we should filter the content.
 486                         ok = false;
 487                 } else {
 488                         lenghtAdjustable = ((selected.getType() == Type.INLINE)
 489                                         && (selected.isVariable() || selected.isModifiable()));
 490
 491                         if (component.getNext() != null && component.getPrevious() != null) {
 492                                 // We are inserting to a fully connected variable length component
 493                                 // only allow insertion within the component
 494                                 startButton.setEnabled(false);
 495                                 middleButton.setEnabled(false);
 496                                 endButton.setEnabled(false);
 497                                 updateInsertPosition(PositionType.PREVIOUS);
 498                         } else if (insertAdjustable) {
 499                                 switch (selected.getType()) {
 500                                 case END:
 501                                         startButton.setEnabled(false);
 502                                         middleButton.setEnabled(false);
 503                                         endButton.setEnabled(true);
 504                                         updateInsertPosition(PositionType.NEXT);
 505                                         break;
 506                                 case INLINE:
 507                                         if (!selected.isVariable()) {
 508                                                 startButton.setEnabled(true);
 509                                                 middleButton.setEnabled(true);
 510                                                 endButton.setEnabled(true);
 511                                         } else {
 512                                                 startButton.setEnabled(false);
 513                                                 middleButton.setEnabled(false);
 514                                                 endButton.setEnabled(true);
 515                                                 updateInsertPosition(PositionType.NEXT);
 516                                         }
 517                                         break;
 518                                 case NOZZLE:
 519                                         startButton.setEnabled(false);
 520                                         middleButton.setEnabled(false);
 521                                         endButton.setEnabled(true);
 522                                         updateInsertPosition(PositionType.NEXT);
 523                                         break;
 524                                 case TURN:
 525                                         startButton.setEnabled(false);
 526                                         middleButton.setEnabled(true);
 527                                         endButton.setEnabled(true);
 528                                         if (insertPosition == PositionType.PREVIOUS)
 529                                                 updateInsertPosition(PositionType.NEXT);
 530                                         break;
 531                                 case EQUIPMENT:
 532                                         throw new RuntimeException("Expected component, got equipment " + selected);
 533                                 }
 534                         } else if (lenghtAdjustable) {
 535                                 if (component instanceof InlineComponent) {
 536                                         startButton.setEnabled(true);
 537                                         middleButton.setEnabled(true);
 538                                         endButton.setEnabled(true);
 539                                 } else if (component instanceof TurnComponent) {
 540                                         startButton.setEnabled(false);
 541                                         middleButton.setEnabled(true);
 542                                         endButton.setEnabled(true);
 543                                         if (insertPosition == PositionType.PREVIOUS)
 544                                                 updateInsertPosition(PositionType.NEXT);
 545                                 } else if (component instanceof EndComponent || component instanceof Nozzle) {
 546                                         startButton.setEnabled(false);
 547                                         middleButton.setEnabled(false);
 548                                         endButton.setEnabled(true);
 549                                         updateInsertPosition(PositionType.NEXT);
 550                                 }
 551                         } else {
 552                                 startButton.setEnabled(false);
 553                                 middleButton.setEnabled(false);
 554                                 endButton.setEnabled(true);
 555                         }
 556                         if (selected.isVariable() || selected.isModifiable()) {
 557                                 if (selected.getType() == Type.INLINE) {
 558                                         filterAllowed.add(PositionType.NEXT);
 559                                         filterAllowed.add(PositionType.PREVIOUS);
 560                                         if (inlineSplit && selected.isVariable()) {
 561                                                 lengthText.setEnabled(false);
 562                                                 angleText.setEnabled(false);
 563                                                 rotationAngleText.setEnabled(selected.isRotated());
 564                                                 ok = false;
 565                                                 if (msg == null) msg = "Cannot split a straight pipe with a straight pipe";
 566                                         } else {
 567                                                 lengthText.setEnabled(true);
 568                                                 angleText.setEnabled(false);
 569                                                 rotationAngleText.setEnabled(selected.isRotated());
 570                                                 if (length == null || length <= 0.0) {
 571                                                         ok = false;
 572                                                         if (msg == null) msg = "Please provide a valid length";
 573                                                 }
 574                                         }
 575                                 } else if (selected.getType() == Type.TURN) {
 576                                         filterAllowed.add(PositionType.NEXT);
 577                                         filterAllowed.add(PositionType.PREVIOUS);
 578                                         lengthText.setEnabled(false);
 579                                         angleText.setEnabled(true);
 580                                         rotationAngleText.setEnabled(true);
 581                                         if (angle == null) {
 582                                                 ok = false;
 583                                                 if (msg == null) msg = "Please provide a turn angle";
 584                                         }
 585                                 } else {
 586                                         // this should not happen, since end components should not have variable, or
 587                                         // modifiable flag.
 588                                         lengthText.setEnabled(false);
 589                                         angleText.setEnabled(false);
 590                                         rotationAngleText.setEnabled(false);
 591
 592                                 }
 593                         } else {
 594                                 lengthText.setEnabled(false);
 595                                 angleText.setEnabled(false);
 596                                 rotationAngleText.setEnabled(selected.getType() == Type.TURN || selected.isRotated());
 597                         }
 598
 599                         if (selected.isSizeChange()) {
 600                                 turnRadiusText.setEnabled(true);
 601                                 diameterText.setEnabled(true);
 602                                 thicknessText.setEnabled(true);
 603                                 if (diameter == null || diameter <= 0.0) {
 604                                         ok = false;
 605                                         if (msg == null) msg = "Please provide a valid diameter";
 606                                 }
 607                                 if (turnRadius == null || diameter != null && turnRadius < diameter / 2) {
 608                                         ok = false;
 609                                         if (msg == null) msg = "Please provide a valid turn radius";
 610                                 }
 611                                 if (thickness == null || thickness < 0.0 || diameter != null && thickness >= diameter / 2) {
 612                                         ok = false;
 613                                         if (msg == null) msg = "Please provide a valid wall thickness";
 614                                 }
 615                         } else {
 616                                 turnRadiusText.setEnabled(false);
 617                                 diameterText.setEnabled(false);
 618                         }
 619
 620                         if (!selected.isVariable()) {
 621                                 switch (selected.getType()) {
 622                                 case END:
 623                                         filterAllowed.add(PositionType.NEXT);
 624                                         filterAllowed.add(PositionType.PREVIOUS);
 625                                         break;
 626                                 case NOZZLE:
 627                                 case EQUIPMENT:
 628                                         break;
 629                                 case INLINE:
 630                                         filterAllowed.add(PositionType.NEXT);
 631                                         filterAllowed.add(PositionType.PREVIOUS);
 632                                         filterAllowed.add(PositionType.SPLIT);
 633                                 case TURN:
 634                                         filterAllowed.add(PositionType.NEXT);
 635                                         filterAllowed.add(PositionType.PREVIOUS);
 636                                 }
 637                         }
 638                 }
 639                 for (PositionType t : filterAllowed) {
 640                         if (allowed.contains(t))
 641                                 this.filterAllowed.add(t);
 642                 }
 643
 644                 validationLabel.setText(msg != null ? msg : "");
 645                 validationLabel.requestLayout();
 646
 647                 getButton(OK).setEnabled(ok);
 648         }
 649
 650         private String generateUniqueName(String name) {
 651                 int i = 1;
 652                 String newName;
 653                 while (usedNames.contains((newName = name + "_" + i)))
 654                         i++;
 655                 return newName;
 656         }
 657
 658         public Item getSelected() {
 659                 return selected;
 660         }
 661
 662         public String getName() {
 663                 return name;
 664         }
 665
 666         public Double getAngle() {
 667                 return angle;
 668         }
 669
 670         public Double getLength() {
 671                 return length;
 672         }
 673
 674         public Double getRotationAngle() {
 675                 return rotationAngle;
 676         }
 677
 678         public Double getDiameter() {
 679                 return diameter;
 680         }
 681
 682         public Double getTurnRadius() {
 683                 return turnRadius;
 684         }
 685
 686         public Set<PositionType> filterAllowed() {
 687                 return filterAllowed;
 688         }
 689
 690         public PositionType getInsertPosition() {
 691                 return insertPosition;
 692         }
 693
 694         public boolean isInsertAdjustable() {
 695                 return insertAdjustable;
 696         }
 697
 698         public boolean isLenghtAdjustable() {
 699                 return lenghtAdjustable;
 700         }
 701
 702         public Double getThickness() {
 703                 return thickness;
 704         }
 705
 706 }