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