protected void createSpacer(Composite parent) {
   Label spacer = new Label(parent, SWT.NONE);
   GridData data = new GridData();
   data.horizontalAlignment = GridData.FILL;
   data.verticalAlignment = GridData.BEGINNING;
   data.heightHint = 4;
   spacer.setLayoutData(data);
 }
  /**
   * Creates the SWT controls for this workbench part.
   *
   * @param parent the parent control
   */
  public void createSection(Composite parent) {
    super.createSection(parent);
    FormToolkit toolkit = getFormToolkit(parent.getDisplay());

    Section section =
        toolkit.createSection(
            parent,
            ExpandableComposite.TWISTIE
                | ExpandableComposite.EXPANDED
                | ExpandableComposite.TITLE_BAR
                | Section.DESCRIPTION
                | ExpandableComposite.FOCUS_TITLE);
    section.setText(Messages.configurationEditorPortsSection);
    section.setDescription(Messages.configurationEditorPortsDescription);
    section.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL));

    // ports
    Composite composite = toolkit.createComposite(section);
    GridLayout layout = new GridLayout();
    layout.marginHeight = 8;
    layout.marginWidth = 8;
    composite.setLayout(layout);
    composite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.FILL_HORIZONTAL));
    IWorkbenchHelpSystem whs = PlatformUI.getWorkbench().getHelpSystem();
    whs.setHelp(composite, ContextIds.CONFIGURATION_EDITOR_PORTS);
    toolkit.paintBordersFor(composite);
    section.setClient(composite);

    ports = toolkit.createTable(composite, SWT.V_SCROLL | SWT.H_SCROLL | SWT.FULL_SELECTION);
    ports.setHeaderVisible(true);
    ports.setLinesVisible(true);
    whs.setHelp(ports, ContextIds.CONFIGURATION_EDITOR_PORTS_LIST);

    TableLayout tableLayout = new TableLayout();

    TableColumn col = new TableColumn(ports, SWT.NONE);
    col.setText(Messages.configurationEditorPortNameColumn);
    ColumnWeightData colData = new ColumnWeightData(15, 150, true);
    tableLayout.addColumnData(colData);

    col = new TableColumn(ports, SWT.NONE);
    col.setText(Messages.configurationEditorPortValueColumn);
    colData = new ColumnWeightData(8, 80, true);
    tableLayout.addColumnData(colData);

    GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL);
    data.widthHint = 230;
    data.heightHint = 100;
    ports.setLayoutData(data);
    ports.setLayout(tableLayout);

    viewer = new TableViewer(ports);
    viewer.setColumnProperties(new String[] {"name", "port"});

    initialize();
  }
  private void createLabels(Composite pageContent) {
    Label label = new Label(pageContent, SWT.LEFT);
    label.setText(Messages._UI_LABEL_SOURCE_FILES);

    GridData data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    label.setLayoutData(data);

    label = new Label(pageContent, SWT.LEFT);
    label.setText(Messages._UI_LABEL_SELECTED_FILES);
  }
  private void createSelectedListBox(Composite parent) {
    selectedListBox = new List(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
    selectedListBox.addSelectionListener(
        new SelectionListener() {
          public void widgetDefaultSelected(SelectionEvent event) {}

          public void widgetSelected(SelectionEvent event) {

            if (selectedListBox.getSelectionCount() > 0) setRemoveButtonEnabled(true);
            else setRemoveButtonEnabled(false);
            return;
          }
        });

    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.widthHint = SIZING_LISTS_WIDTH;
    gd.heightHint = SIZING_LISTS_HEIGHT;
    selectedListBox.setLayoutData(gd);
  }
  void createImportButton(Composite parent) {
    importButton = new Button(parent, SWT.PUSH);
    importButton.setText(Messages._UI_IMPORT_BUTTON);

    GridData gridData = new GridData();
    gridData.horizontalAlignment = GridData.CENTER;
    importButton.setLayoutData(gridData);
    importButton.addSelectionListener(
        new SelectionListener() {
          public void widgetDefaultSelected(SelectionEvent e) {}

          public void widgetSelected(SelectionEvent e) {
            FileSystemImportWizard importWizard = new FileSystemImportWizard();
            importWizard.init(workbench, selection);
            Shell shell = Display.getCurrent().getActiveShell();
            WizardDialog wizardDialog = new WizardDialog(shell, importWizard);
            wizardDialog.create();
            wizardDialog.open();
            sourceFileViewer.refresh();
          }
        });
    importButton.setToolTipText(Messages._UI_IMPORT_BUTTON_TOOL_TIP);
  }
  private void createSourceViewer(Composite parent) {
    sourceFileViewer =
        new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER));
    sourceFileViewer.setContentProvider(new WorkbenchContentProvider());
    sourceFileViewer.setLabelProvider(new WorkbenchLabelProvider());
    sourceFileViewer.addSelectionChangedListener(
        new ISelectionChangedListener() {
          public void selectionChanged(SelectionChangedEvent event) {
            java.util.List list;
            ISelection selection = event.getSelection();
            boolean newFilesSelected = false;

            if (selection instanceof IStructuredSelection) {
              list = ((IStructuredSelection) selection).toList();
              for (Iterator i = list.iterator(); i.hasNext(); ) {
                IResource resource = (IResource) i.next();
                if (resource instanceof IFile) {
                  if (checkIfFileInTarget((IFile) resource) == false) newFilesSelected = true;
                }
              }
              setAddButtonEnabled(newFilesSelected);
            }
          }
        });
    sourceFileViewer.addDoubleClickListener(
        new IDoubleClickListener() {
          public void doubleClick(DoubleClickEvent event) {
            addSelectedFilesToTargetList();
          }
        });

    Control treeWidget = sourceFileViewer.getTree();
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.widthHint = SIZING_LISTS_WIDTH;
    gd.heightHint = SIZING_LISTS_HEIGHT;
    treeWidget.setLayoutData(gd);
  }
  @Override
  protected Control createControl(Composite parent) {
    Composite propertyComposite = new Composite(parent, SWT.BORDER);
    GridLayout layout = new GridLayout(1, false);
    layout.marginWidth = layout.marginHeight = 0;
    propertyComposite.setLayout(layout);
    if (mPage instanceof Page) {
      ((Page) mPage)
          .init(
              new IPageSite() {
                public void registerContextMenu(
                    String menuId, MenuManager menuManager, ISelectionProvider selectionProvider) {}

                public IActionBars getActionBars() {
                  return null;
                }

                public IWorkbenchPage getPage() {
                  return getWorkbenchWindow().getActivePage();
                }

                public ISelectionProvider getSelectionProvider() {
                  return null;
                }

                public Shell getShell() {
                  return getWorkbenchWindow().getShell();
                }

                public IWorkbenchWindow getWorkbenchWindow() {
                  return PlatformUI.getWorkbench().getActiveWorkbenchWindow();
                }

                public void setSelectionProvider(ISelectionProvider provider) {}

                @SuppressWarnings("unchecked")
                public Object getAdapter(Class adapter) {
                  return null;
                }

                @SuppressWarnings("unchecked")
                public Object getService(Class api) {
                  return null;
                }

                @SuppressWarnings("unchecked")
                public boolean hasService(Class api) {
                  return false;
                }
              });
    }
    if (mPage instanceof PropertySheetPage) {
      ((PropertySheetPage) mPage).setPropertySourceProvider(this);
    }
    mPage.createControl(propertyComposite);
    mPage.setActionBars(new DummyActionBars());
    final Control control = mPage.getControl();
    GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
    if (control instanceof Tree) {
      final Tree tree = (Tree) control;
      data.heightHint =
          tree.getItemHeight() * 13
              + (tree.getLinesVisible() ? 12 * tree.getGridLineWidth() : 0)
              + (tree.getHeaderVisible() ? tree.getHeaderHeight() : 0)
              + 2 * tree.getBorderWidth()
              + (tree.getHorizontalBar() != null ? tree.getHorizontalBar().getSize().x : 0);
      tree.addControlListener(
          new ControlAdapter() {
            @Override
            public void controlResized(ControlEvent e) {
              Rectangle area = tree.getClientArea();
              TreeColumn[] columns = tree.getColumns();
              if (area.width > 0) {
                columns[0].setWidth(area.width * 40 / 100);
                columns[1].setWidth(area.width - columns[0].getWidth() - 4);
              }
            }
          });
    } else if (control instanceof Composite) {
      control.addControlListener(
          new ControlAdapter() {
            @Override
            public void controlResized(ControlEvent e) {
              ((Composite) control).layout(true, true);
            }
          });
    }
    control.setLayoutData(data);
    ISelection selection;
    if (mCurrentWidget == null) {
      Collection<InstallOptionsModelTypeDef> typeDefs =
          InstallOptionsModel.INSTANCE.getControlTypeDefs();
      if (typeDefs.size() > 0) {
        InstallOptionsModelTypeDef typeDef = typeDefs.iterator().next();
        InstallOptionsElementFactory factory =
            InstallOptionsElementFactory.getFactory(typeDef.getType());
        mCurrentWidget = (InstallOptionsWidget) factory.getNewObject();
        mDialog.addChild(mCurrentWidget);
      }
    }

    if (mCurrentWidget != null) {
      mCurrentWidget.addModelCommandListener(InstallOptionsWidgetEditorDialog.this);
      mCurrentWidget.addPropertyChangeListener(InstallOptionsWidgetEditorDialog.this);
      if (mCurrentWidget.getParent() != null) {
        mCurrentWidget.getParent().addPropertyChangeListener(InstallOptionsWidgetEditorDialog.this);
      }
      selection = new StructuredSelection(mCurrentWidget);
    } else {
      selection = StructuredSelection.EMPTY;
    }

    mPage.selectionChanged(null, selection);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(mPage.getControl(), HELP_CONTEXT);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(propertyComposite, HELP_CONTEXT);

    return propertyComposite;
  }
  private void createButtonPanel(Composite pageContent) {
    Composite buttonPanel = new Composite(pageContent, SWT.NONE);
    GridLayout layout = new GridLayout();
    layout.numColumns = 1;
    buttonPanel.setLayout(layout);

    GridData gridData = new GridData();
    gridData.grabExcessHorizontalSpace = false;
    gridData.grabExcessVerticalSpace = true;
    gridData.verticalAlignment = GridData.CENTER;
    gridData.horizontalAlignment = GridData.CENTER;
    buttonPanel.setLayoutData(gridData);

    addButton = new Button(buttonPanel, SWT.PUSH);
    addButton.setText(Messages._UI_ADD_BUTTON);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.CENTER;
    addButton.setLayoutData(gridData);
    addButton.addSelectionListener(new ButtonSelectListener());
    addButton.setToolTipText(Messages._UI_ADD_BUTTON_TOOL_TIP);
    addButton.setEnabled(false);

    removeButton = new Button(buttonPanel, SWT.PUSH);
    removeButton.setText(Messages._UI_REMOVE_BUTTON);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.CENTER;
    removeButton.setLayoutData(gridData);
    removeButton.addSelectionListener(new ButtonSelectListener());
    removeButton.setToolTipText(Messages._UI_REMOVE_BUTTON_TOOL_TIP);
    removeButton.setEnabled(false);

    removeAllButton = new Button(buttonPanel, SWT.PUSH);
    removeAllButton.setText(Messages._UI_REMOVE_ALL_BUTTON);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.CENTER;
    removeAllButton.setLayoutData(gridData);
    removeAllButton.addSelectionListener(new ButtonSelectListener());
    removeAllButton.setToolTipText(Messages._UI_REMOVE_ALL_BUTTON_TOOL_TIP);
    removeAllButton.setEnabled(false);
  }
  /** @param composite */
  private void createInstallationDirectoryGroup(Composite parent) {
    Group instDirGroup =
        NSISWizardDialogUtil.createGroup(
            parent, 2, "installation.directory.group.label", null, false); // $NON-NLS-1$

    NSISWizardSettings settings = mWizard.getSettings();

    ((GridData)
                NSISWizardDialogUtil.createLabel(
                        instDirGroup, "installation.directory.label", true, null, isScriptWizard())
                    .getLayoutData())
            .horizontalSpan =
        1; //$NON-NLS-1$

    final Composite instDirComposite = new Composite(instDirGroup, SWT.NONE);
    instDirComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    final StackLayout instDirLayout = new StackLayout();
    instDirComposite.setLayout(instDirLayout);
    final Combo instDirCombo =
        NSISWizardDialogUtil.createCombo(
            instDirComposite,
            1,
            NSISWizardUtil.getPathConstantsAndVariables(settings.getTargetPlatform()),
            settings.getInstallDir(),
            false,
            true,
            null);
    final Text instDirText =
        NSISWizardDialogUtil.createText(instDirComposite, settings.getInstallDir(), 1, true, null);
    instDirLayout.topControl = instDirCombo;

    Runnable r =
        new Runnable() {
          private String mInstDirParent = ""; // $NON-NLS-1$

          private void updateInstDir(NSISWizardSettings settings) {
            Control topControl;
            if (isMultiUser()) {
              if (settings.getInstallDir().startsWith(mInstDirParent)) {
                String instDir = settings.getInstallDir().substring(mInstDirParent.length());
                settings.setInstallDir(instDir);
                instDirText.setText(instDir);
              }
              topControl = instDirText;
            } else {
              if (!settings.getInstallDir().startsWith(mInstDirParent)) {
                String instDir = mInstDirParent + settings.getInstallDir();
                settings.setInstallDir(instDir);
                instDirCombo.setText(instDir);
              }
              topControl = instDirCombo;
            }
            if (instDirLayout.topControl != topControl) {
              instDirLayout.topControl = topControl;
              instDirComposite.layout(true);
            }
            validateField(INSTDIR_CHECK);
          }

          public void run() {
            final PropertyChangeListener propertyListener =
                new PropertyChangeListener() {
                  public void propertyChange(PropertyChangeEvent evt) {
                    if (NSISWizardSettings.INSTALLER_TYPE.equals(evt.getPropertyName())
                        || NSISWizardSettings.MULTIUSER_INSTALLATION.equals(
                            evt.getPropertyName())) {
                      updateInstDir(mWizard.getSettings());
                    } else if (NSISWizardSettings.INSTALL_DIR.equals(evt.getPropertyName())) {
                      if (!isMultiUser()) {
                        setInstDirParent(mWizard.getSettings());
                      }
                    }
                  }
                };
            final INSISWizardSettingsListener settingsListener =
                new INSISWizardSettingsListener() {
                  public void settingsChanged(
                      NSISWizardSettings oldSettings, final NSISWizardSettings newSettings) {
                    if (oldSettings != null) {
                      oldSettings.removePropertyChangeListener(propertyListener);
                    }
                    setInstDirParent(newSettings);
                    if (newSettings != null) {
                      newSettings.addPropertyChangeListener(propertyListener);
                    }
                    updateInstDir(newSettings);
                  }
                };
            mWizard.addSettingsListener(settingsListener);
            mWizard.getSettings().addPropertyChangeListener(propertyListener);
            instDirCombo.addDisposeListener(
                new DisposeListener() {
                  public void widgetDisposed(DisposeEvent e) {
                    mWizard.getSettings().removePropertyChangeListener(propertyListener);
                    mWizard.removeSettingsListener(settingsListener);
                  }
                });
            setInstDirParent(mWizard.getSettings());
            updateInstDir(mWizard.getSettings());
          }

          private void setInstDirParent(NSISWizardSettings settings) {
            mInstDirParent = ""; // $NON-NLS-1$
            if (settings != null) {
              String instDir = settings.getInstallDir();
              if (!Common.isEmpty(instDir)) {
                int n = instDir.lastIndexOf('\\');
                if (n > 0 && n < instDir.length() - 1) {
                  mInstDirParent = instDir.substring(0, n + 1);
                }
              }
            }
          }
        };

    r.run();

    GridData gd = (GridData) instDirCombo.getLayoutData();
    gd.horizontalAlignment = GridData.FILL;
    gd.grabExcessHorizontalSpace = true;
    instDirCombo.addModifyListener(
        new ModifyListener() {
          public void modifyText(ModifyEvent e) {
            String text = ((Combo) e.widget).getText();
            mWizard.getSettings().setInstallDir(text);
            validateField(INSTDIR_CHECK);
          }
        });
    instDirText.addModifyListener(
        new ModifyListener() {
          public void modifyText(ModifyEvent e) {
            String text = ((Text) e.widget).getText();
            mWizard.getSettings().setInstallDir(text);
            validateField(INSTDIR_CHECK);
          }
        });

    final Button changeInstDir =
        NSISWizardDialogUtil.createCheckBox(
            instDirGroup,
            "change.installation.directory.label", //$NON-NLS-1$
            settings.isChangeInstallDir(),
            (settings.getInstallerType() != INSTALLER_TYPE_SILENT),
            null,
            false);
    changeInstDir.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setChangeInstallDir(((Button) e.widget).getSelection());
          }
        });

    addPageChangedRunnable(
        new Runnable() {
          public void run() {
            if (isCurrentPage()) {
              NSISWizardSettings settings = mWizard.getSettings();
              instDirCombo.setText(settings.getInstallDir());
              changeInstDir.setEnabled(settings.getInstallerType() != INSTALLER_TYPE_SILENT);
            }
          }
        });

    final PropertyChangeListener propertyListener =
        new PropertyChangeListener() {
          public void propertyChange(PropertyChangeEvent evt) {
            if (NSISWizardSettings.TARGET_PLATFORM.equals(evt.getPropertyName())) {
              NSISWizardDialogUtil.populateCombo(
                  instDirCombo,
                  NSISWizardUtil.getPathConstantsAndVariables(
                      ((Integer) evt.getNewValue()).intValue()),
                  ((NSISWizardSettings) evt.getSource()).getInstallDir());
            }
          }
        };
    settings.addPropertyChangeListener(propertyListener);
    final INSISWizardSettingsListener listener =
        new INSISWizardSettingsListener() {
          public void settingsChanged(
              NSISWizardSettings oldSettings, NSISWizardSettings newSettings) {
            if (oldSettings != null) {
              oldSettings.removePropertyChangeListener(propertyListener);
            }
            instDirCombo.setText(newSettings.getInstallDir());
            changeInstDir.setSelection(newSettings.isChangeInstallDir());
            changeInstDir.setEnabled(newSettings.getInstallerType() != INSTALLER_TYPE_SILENT);
            newSettings.addPropertyChangeListener(propertyListener);
          }
        };
    mWizard.addSettingsListener(listener);

    instDirGroup.addDisposeListener(
        new DisposeListener() {
          public void widgetDisposed(DisposeEvent e) {
            mWizard.removeSettingsListener(listener);
            mWizard.getSettings().removePropertyChangeListener(propertyListener);
          }
        });
  }
  private void createLanguagesGroup(Composite parent) {
    final Group langGroup =
        NSISWizardDialogUtil.createGroup(
            parent, 1, "language.support.group.label", null, false); // $NON-NLS-1$
    GridData data = (GridData) langGroup.getLayoutData();
    data.verticalAlignment = SWT.FILL;
    data.grabExcessVerticalSpace = true;
    data.horizontalAlignment = SWT.FILL;
    data.grabExcessHorizontalSpace = true;

    NSISWizardSettings settings = mWizard.getSettings();

    final Button enableLangSupport =
        NSISWizardDialogUtil.createCheckBox(
            langGroup,
            "enable.language.support.label",
            settings.isEnableLanguageSupport(),
            true,
            null,
            false); //$NON-NLS-1$
    enableLangSupport.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            boolean selection = enableLangSupport.getSelection();
            mWizard.getSettings().setEnableLanguageSupport(selection);
            validateField(LANG_CHECK);
          }
        });

    final MasterSlaveController m = new MasterSlaveController(enableLangSupport);

    final Composite listsComposite = new Composite(langGroup, SWT.NONE);
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    listsComposite.setLayoutData(data);

    GridLayout layout = new GridLayout(2, true);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    listsComposite.setLayout(layout);

    java.util.List<NSISLanguage> selectedLanguages = settings.getLanguages();
    if (selectedLanguages.isEmpty()) {
      NSISLanguage defaultLanguage = NSISLanguageManager.getInstance().getDefaultLanguage();
      if (defaultLanguage != null) {
        selectedLanguages.add(defaultLanguage);
      }
    }
    java.util.List<NSISLanguage> availableLanguages =
        NSISLanguageManager.getInstance().getLanguages();
    availableLanguages.removeAll(selectedLanguages);

    Composite leftComposite = new Composite(listsComposite, SWT.NONE);
    leftComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    layout = new GridLayout(2, false);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    leftComposite.setLayout(layout);

    ((GridData)
                NSISWizardDialogUtil.createLabel(
                        leftComposite,
                        "available.languages.label", //$NON-NLS-1$
                        true,
                        m,
                        false)
                    .getLayoutData())
            .horizontalSpan =
        2;

    final List availableLangList =
        new List(leftComposite, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI);
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    Dialog.applyDialogFont(availableLangList);
    data.heightHint = Common.calculateControlSize(availableLangList, 0, 12).y;
    availableLangList.setLayoutData(data);
    m.addSlave(availableLangList);

    final ListViewer availableLangViewer = new ListViewer(availableLangList);
    CollectionContentProvider collectionContentProvider = new CollectionContentProvider();
    availableLangViewer.setContentProvider(collectionContentProvider);
    availableLangViewer.setInput(availableLanguages);
    availableLangViewer.setSorter(new ViewerSorter(cLanguageCollator));

    final Composite buttonsComposite1 = new Composite(leftComposite, SWT.NONE);
    layout = new GridLayout(1, false);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    buttonsComposite1.setLayout(layout);
    data = new GridData(SWT.FILL, SWT.CENTER, false, false);
    buttonsComposite1.setLayoutData(data);

    final Button allRightButton = new Button(buttonsComposite1, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    allRightButton.setLayoutData(data);
    allRightButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("all.right.icon"))); // $NON-NLS-1$
    allRightButton.setToolTipText(
        EclipseNSISPlugin.getResourceString("all.right.tooltip")); // $NON-NLS-1$

    final Button rightButton = new Button(buttonsComposite1, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    rightButton.setLayoutData(data);
    rightButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("right.icon"))); // $NON-NLS-1$
    rightButton.setToolTipText(EclipseNSISPlugin.getResourceString("right.tooltip")); // $NON-NLS-1$

    final Button leftButton = new Button(buttonsComposite1, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    leftButton.setLayoutData(data);
    leftButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("left.icon"))); // $NON-NLS-1$
    leftButton.setToolTipText(EclipseNSISPlugin.getResourceString("left.tooltip")); // $NON-NLS-1$

    final Button allLeftButton = new Button(buttonsComposite1, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    allLeftButton.setLayoutData(data);
    allLeftButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("all.left.icon"))); // $NON-NLS-1$
    allLeftButton.setToolTipText(
        EclipseNSISPlugin.getResourceString("all.left.tooltip")); // $NON-NLS-1$

    Composite rightComposite = new Composite(listsComposite, SWT.NONE);
    rightComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    layout = new GridLayout(2, false);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    rightComposite.setLayout(layout);

    ((GridData)
                NSISWizardDialogUtil.createLabel(
                        rightComposite,
                        "selected.languages.label", //$NON-NLS-1$
                        true,
                        m,
                        isScriptWizard())
                    .getLayoutData())
            .horizontalSpan =
        2;

    final List selectedLangList =
        new List(rightComposite, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI);
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    Dialog.applyDialogFont(selectedLangList);
    data.heightHint = Common.calculateControlSize(selectedLangList, 0, 12).y;
    selectedLangList.setLayoutData(data);
    m.addSlave(selectedLangList);

    final ListViewer selectedLangViewer = new ListViewer(selectedLangList);
    selectedLangViewer.setContentProvider(collectionContentProvider);
    selectedLangViewer.setInput(selectedLanguages);

    final ListViewerUpDownMover<java.util.List<NSISLanguage>, NSISLanguage> mover =
        new ListViewerUpDownMover<java.util.List<NSISLanguage>, NSISLanguage>() {
          @Override
          @SuppressWarnings("unchecked")
          protected java.util.List<NSISLanguage> getAllElements() {
            return (java.util.List<NSISLanguage>) ((ListViewer) getViewer()).getInput();
          }

          @Override
          protected void updateStructuredViewerInput(
              java.util.List<NSISLanguage> input,
              java.util.List<NSISLanguage> elements,
              java.util.List<NSISLanguage> move,
              boolean isDown) {
            (input).clear();
            (input).addAll(elements);
          }
        };

    mover.setViewer(selectedLangViewer);

    final Composite buttonsComposite2 = new Composite(rightComposite, SWT.NONE);
    layout = new GridLayout(1, false);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    buttonsComposite2.setLayout(layout);
    data = new GridData(SWT.FILL, SWT.CENTER, false, false);
    buttonsComposite2.setLayoutData(data);

    final Button upButton = new Button(buttonsComposite2, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    upButton.setLayoutData(data);
    upButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("up.icon"))); // $NON-NLS-1$
    upButton.setToolTipText(EclipseNSISPlugin.getResourceString("up.tooltip")); // $NON-NLS-1$
    m.addSlave(upButton);

    final Button downButton = new Button(buttonsComposite2, SWT.PUSH);
    data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    downButton.setLayoutData(data);
    downButton.setImage(
        EclipseNSISPlugin.getImageManager()
            .getImage(EclipseNSISPlugin.getResourceString("down.icon"))); // $NON-NLS-1$
    downButton.setToolTipText(EclipseNSISPlugin.getResourceString("down.tooltip")); // $NON-NLS-1$
    m.addSlave(downButton);

    Composite langOptions = langGroup;
    boolean showSupportedLangOption =
        NSISPreferences.getInstance().getNSISVersion().compareTo(INSISVersions.VERSION_2_26) >= 0;
    if (showSupportedLangOption) {
      langOptions = new Composite(langGroup, SWT.None);
      layout = new GridLayout(2, false);
      layout.marginHeight = 0;
      layout.marginWidth = 0;
      langOptions.setLayout(layout);
      data = new GridData(SWT.FILL, SWT.FILL, true, false);
      langOptions.setLayoutData(data);
    }

    final Button selectLang =
        NSISWizardDialogUtil.createCheckBox(
            langOptions,
            "select.language.label",
            settings.isSelectLanguage(),
            true,
            m,
            false); //$NON-NLS-1$

    final Button displaySupported;
    if (showSupportedLangOption) {
      ((GridData) selectLang.getLayoutData()).horizontalSpan = 1;
      displaySupported =
          NSISWizardDialogUtil.createCheckBox(
              langOptions,
              "display.supported.languages.label",
              settings.isDisplaySupportedLanguages(), // $NON-NLS-1$
              true,
              m,
              false);
      ((GridData) displaySupported.getLayoutData()).horizontalSpan = 1;
      displaySupported.addSelectionListener(
          new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
              mWizard.getSettings().setDisplaySupportedLanguages(displaySupported.getSelection());
            }
          });
    } else {
      displaySupported = null;
    }

    final MasterSlaveEnabler mse =
        new MasterSlaveEnabler() {
          public void enabled(Control control, boolean flag) {}

          @SuppressWarnings("unchecked")
          public boolean canEnable(Control control) {
            NSISWizardSettings settings = mWizard.getSettings();

            if (control == allRightButton) {
              return settings.isEnableLanguageSupport()
                  && availableLangViewer.getList().getItemCount() > 0;
            } else if (control == rightButton) {
              return settings.isEnableLanguageSupport()
                  && !availableLangViewer.getSelection().isEmpty();
            } else if (control == allLeftButton) {
              return settings.isEnableLanguageSupport()
                  && selectedLangViewer.getList().getItemCount() > 0;
            } else if (control == leftButton) {
              return settings.isEnableLanguageSupport()
                  && !selectedLangViewer.getSelection().isEmpty();
            } else if (control == upButton) {
              return settings.isEnableLanguageSupport() && mover.canMoveUp();
            } else if (control == downButton) {
              return settings.isEnableLanguageSupport() && mover.canMoveDown();
            } else if (control == selectLang) {
              java.util.List<NSISLanguage> selectedLanguages =
                  (java.util.List<NSISLanguage>) selectedLangViewer.getInput();
              return settings.getInstallerType() != INSTALLER_TYPE_SILENT
                  && settings.isEnableLanguageSupport()
                  && selectedLanguages.size() > 1;
            } else if (control == displaySupported && displaySupported != null) {
              java.util.List<NSISLanguage> selectedLanguages =
                  (java.util.List<NSISLanguage>) selectedLangViewer.getInput();
              return settings.getInstallerType() != INSTALLER_TYPE_SILENT
                  && settings.isEnableLanguageSupport()
                  && selectedLanguages.size() > 1
                  && selectLang.getSelection();
            } else {
              return true;
            }
          }
        };
    m.addSlave(rightButton, mse);
    m.addSlave(allRightButton, mse);
    m.addSlave(leftButton, mse);
    m.addSlave(allLeftButton, mse);
    m.setEnabler(upButton, mse);
    m.setEnabler(downButton, mse);
    m.setEnabler(selectLang, mse);
    if (displaySupported != null) {
      m.setEnabler(displaySupported, mse);
    }

    selectLang.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setSelectLanguage(selectLang.getSelection());
            if (displaySupported != null) {
              displaySupported.setEnabled(mse.canEnable(displaySupported));
            }
          }
        });

    final Runnable langRunnable =
        new Runnable() {
          public void run() {
            availableLangViewer.refresh(false);
            selectedLangViewer.refresh(false);
            allRightButton.setEnabled(mse.canEnable(allRightButton));
            allLeftButton.setEnabled(mse.canEnable(allLeftButton));
            rightButton.setEnabled(mse.canEnable(rightButton));
            leftButton.setEnabled(mse.canEnable(leftButton));
            upButton.setEnabled(mse.canEnable(upButton));
            downButton.setEnabled(mse.canEnable(downButton));
            selectLang.setEnabled(mse.canEnable(selectLang));
            if (displaySupported != null) {
              displaySupported.setEnabled(mse.canEnable(displaySupported));
            }
            setPageComplete(validateField(LANG_CHECK));
          }
        };

    rightButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent se) {
            moveAcross(
                availableLangViewer,
                selectedLangViewer,
                Common.makeGenericList(
                    NSISLanguage.class,
                    ((IStructuredSelection) availableLangViewer.getSelection()).toList()));
            langRunnable.run();
          }
        });
    allRightButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          @SuppressWarnings("unchecked")
          public void widgetSelected(SelectionEvent se) {
            moveAcross(
                availableLangViewer,
                selectedLangViewer,
                (java.util.List<NSISLanguage>) availableLangViewer.getInput());
            langRunnable.run();
          }
        });
    leftButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent se) {
            moveAcross(
                selectedLangViewer,
                availableLangViewer,
                Common.makeGenericList(
                    NSISLanguage.class,
                    ((IStructuredSelection) selectedLangViewer.getSelection()).toList()));
            langRunnable.run();
          }
        });
    allLeftButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          @SuppressWarnings("unchecked")
          public void widgetSelected(SelectionEvent se) {
            moveAcross(
                selectedLangViewer,
                availableLangViewer,
                (java.util.List<NSISLanguage>) selectedLangViewer.getInput());
            langRunnable.run();
          }
        });
    upButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent se) {
            mover.moveUp();
            langRunnable.run();
          }
        });
    downButton.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent se) {
            mover.moveDown();
            langRunnable.run();
          }
        });

    availableLangViewer.addSelectionChangedListener(
        new ISelectionChangedListener() {
          public void selectionChanged(SelectionChangedEvent event) {
            rightButton.setEnabled(mse.canEnable(rightButton));
            allRightButton.setEnabled(mse.canEnable(allRightButton));
          }
        });
    availableLangViewer
        .getList()
        .addSelectionListener(
            new SelectionAdapter() {
              @Override
              public void widgetDefaultSelected(SelectionEvent event) {
                IStructuredSelection sel =
                    (IStructuredSelection) availableLangViewer.getSelection();
                if (!sel.isEmpty()) {
                  moveAcross(
                      availableLangViewer,
                      selectedLangViewer,
                      Common.makeGenericList(NSISLanguage.class, sel.toList()));
                  selectedLangViewer.reveal(sel.getFirstElement());
                  langRunnable.run();
                }
              }
            });
    selectedLangViewer.addSelectionChangedListener(
        new ISelectionChangedListener() {
          public void selectionChanged(SelectionChangedEvent event) {
            leftButton.setEnabled(mse.canEnable(leftButton));
            allLeftButton.setEnabled(mse.canEnable(allLeftButton));
            upButton.setEnabled(mse.canEnable(upButton));
            downButton.setEnabled(mse.canEnable(downButton));
            selectLang.setEnabled(mse.canEnable(selectLang));
            if (displaySupported != null) {
              displaySupported.setEnabled(mse.canEnable(displaySupported));
            }
          }
        });
    selectedLangViewer
        .getList()
        .addSelectionListener(
            new SelectionAdapter() {
              @Override
              public void widgetDefaultSelected(SelectionEvent event) {
                IStructuredSelection sel = (IStructuredSelection) selectedLangViewer.getSelection();
                if (!sel.isEmpty()) {
                  moveAcross(
                      selectedLangViewer,
                      availableLangViewer,
                      Common.makeGenericList(NSISLanguage.class, sel.toList()));
                  availableLangViewer.reveal(sel.getFirstElement());
                  langRunnable.run();
                }
              }
            });

    m.updateSlaves();

    listsComposite.addListener(
        SWT.Resize,
        new Listener() {
          boolean init = false;

          public void handleEvent(Event e) {
            if (!init) {
              // Stupid hack so that the height hint doesn't get changed
              // on the first resize,
              // i.e., when the page is drawn for the first time.
              init = true;
            } else {
              Point size = listsComposite.getSize();
              GridLayout layout = (GridLayout) listsComposite.getLayout();
              int heightHint = size.y - 2 * layout.marginHeight;
              ((GridData) availableLangList.getLayoutData()).heightHint = heightHint;
              ((GridData) selectedLangList.getLayoutData()).heightHint = heightHint;
              int totalWidth = size.x - 2 * layout.marginWidth - 3 * layout.horizontalSpacing;
              int listWidth = (int) (totalWidth * 0.4);
              int buttonWidth = (int) (0.5 * (totalWidth - 2 * listWidth));
              size = availableLangList.computeSize(listWidth, SWT.DEFAULT);
              int delta = 0;
              if (size.x > listWidth) {
                delta = size.x - listWidth;
                listWidth = listWidth - delta;
              }
              ((GridData) availableLangList.getLayoutData()).widthHint = listWidth;
              ((GridData) buttonsComposite1.getLayoutData()).widthHint =
                  totalWidth - 2 * (listWidth + delta) - buttonWidth;
              ((GridData) selectedLangList.getLayoutData()).widthHint = listWidth;
              ((GridData) buttonsComposite2.getLayoutData()).widthHint = buttonWidth;
              listsComposite.layout();
            }
          }
        });

    addPageChangedRunnable(
        new Runnable() {
          public void run() {
            if (isCurrentPage()) {
              selectLang.setEnabled(mse.canEnable(selectLang));
              if (displaySupported != null) {
                displaySupported.setEnabled(mse.canEnable(displaySupported));
              }
            }
          }
        });

    mWizard.addSettingsListener(
        new INSISWizardSettingsListener() {
          public void settingsChanged(
              NSISWizardSettings oldSettings, NSISWizardSettings newSettings) {
            enableLangSupport.setSelection(newSettings.isEnableLanguageSupport());
            m.updateSlaves();
            selectLang.setSelection(newSettings.isSelectLanguage());
            if (displaySupported != null) {
              displaySupported.setSelection(newSettings.isDisplaySupportedLanguages());
            }
            java.util.List<NSISLanguage> selectedLanguages = newSettings.getLanguages();
            java.util.List<NSISLanguage> availableLanguages =
                NSISLanguageManager.getInstance().getLanguages();
            if (selectedLanguages.isEmpty()) {
              NSISWizardWelcomePage welcomePage =
                  (NSISWizardWelcomePage) mWizard.getPage(NSISWizardWelcomePage.NAME);
              if (welcomePage != null) {
                if (!welcomePage.isCreateFromTemplate()) {
                  NSISLanguage defaultLanguage =
                      NSISLanguageManager.getInstance().getDefaultLanguage();
                  if (defaultLanguage != null && availableLanguages.contains(defaultLanguage)) {
                    selectedLanguages.add(defaultLanguage);
                  }
                }
              }
            }
            selectedLangViewer.setInput(selectedLanguages);
            availableLanguages.removeAll(selectedLanguages);
            availableLangViewer.setInput(availableLanguages);
          }
        });
  }
  private void createMultiUserGroup(Composite parent) {
    final Group multiUserGroup =
        NSISWizardDialogUtil.createGroup(
            parent, 2, "MultiUser Installation", null, false); // $NON-NLS-1$
    GridData data = (GridData) multiUserGroup.getLayoutData();
    data.verticalAlignment = SWT.FILL;
    data.horizontalAlignment = SWT.FILL;
    data.grabExcessHorizontalSpace = true;

    NSISWizardSettings settings = mWizard.getSettings();

    Composite composite = new Composite(multiUserGroup, SWT.NONE);
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    composite.setLayoutData(data);

    GridLayout layout = new GridLayout(2, false);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    composite.setLayout(layout);

    final Button multiUser =
        NSISWizardDialogUtil.createCheckBox(
            composite,
            EclipseNSISPlugin.getResourceString("enable.multiuser.label"), // $NON-NLS-1$
            settings.isMultiUserInstallation(),
            settings.getInstallerType() == INSTALLER_TYPE_MUI2,
            null,
            false);
    multiUser.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            boolean selection = multiUser.getSelection();
            mWizard.getSettings().setMultiUserInstallation(selection);
            validateField(MULTIUSER_CHECK);
          }
        });

    final MasterSlaveController m = new MasterSlaveController(multiUser);

    boolean enabled = multiUser.isEnabled() && multiUser.getSelection();

    final Combo execLevel =
        NSISWizardDialogUtil.createCombo(
            composite,
            NSISWizardDisplayValues.MULTIUSER_EXEC_LEVELS,
            settings.getMultiUserExecLevel(),
            true,
            EclipseNSISPlugin.getResourceString("multiuser.exec.level.label"), // $NON-NLS-1$
            enabled,
            m,
            false);
    ((GridData) execLevel.getLayoutData()).horizontalAlignment = SWT.FILL;
    ((GridData) execLevel.getLayoutData()).grabExcessHorizontalSpace = true;

    final Group instModeGroup =
        NSISWizardDialogUtil.createGroup(
            multiUserGroup, 1, "Installation Mode", m, false); // $NON-NLS-1$
    data = (GridData) instModeGroup.getLayoutData();
    data.verticalAlignment = SWT.FILL;
    data.horizontalAlignment = SWT.FILL;
    data.grabExcessHorizontalSpace = true;
    data.horizontalSpan = 1;

    MasterSlaveEnabler mse =
        new MasterSlaveEnabler() {
          public void enabled(Control control, boolean flag) {}

          public boolean canEnable(Control c) {
            return isMultiUser();
          }
        };
    m.addSlave(execLevel, mse);

    enabled = enabled && execLevel.getSelectionIndex() != MULTIUSER_EXEC_LEVEL_STANDARD;

    mse =
        new MasterSlaveEnabler() {
          public void enabled(Control control, boolean flag) {}

          public boolean canEnable(Control c) {
            return isMultiUser()
                && mWizard.getSettings().getMultiUserExecLevel() != MULTIUSER_EXEC_LEVEL_STANDARD;
          }
        };

    execLevel.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setMultiUserExecLevel(execLevel.getSelectionIndex());
            m.updateSlaves();
            validateField(MULTIUSER_CHECK);
          }
        });

    final Combo instMode =
        NSISWizardDialogUtil.createCombo(
            instModeGroup,
            NSISWizardDisplayValues.MULTIUSER_INSTALL_MODES,
            settings.getMultiUserInstallMode(),
            true,
            EclipseNSISPlugin.getResourceString("multiuser.install.mode.label"),
            enabled,
            m,
            false); //$NON-NLS-1$
    ((GridData) instMode.getLayoutData()).grabExcessHorizontalSpace = true;
    ((GridData) instMode.getLayoutData()).horizontalAlignment = SWT.FILL;
    instMode.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setMultiUserInstallMode(instMode.getSelectionIndex());
            validateField(MULTIUSER_CHECK);
          }
        });
    m.addSlave(instMode, mse);

    composite = new Composite(instModeGroup, SWT.NONE);
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    composite.setLayoutData(data);

    layout = new GridLayout(2, true);
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    composite.setLayout(layout);

    final Button instModeRemember =
        NSISWizardDialogUtil.createCheckBox(
            composite,
            EclipseNSISPlugin.getResourceString("multiuser.install.mode.remember.label"),
            settings.isMultiUserInstallModeRemember(), // $NON-NLS-1$
            enabled,
            m,
            false);
    ((GridData) instModeRemember.getLayoutData()).horizontalSpan = 1;
    instModeRemember.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setMultiUserInstallModeRemember(instModeRemember.getSelection());
            validateField(MULTIUSER_CHECK);
          }
        });
    m.addSlave(instModeRemember, mse);

    final Button instModeAsk =
        NSISWizardDialogUtil.createCheckBox(
            composite,
            EclipseNSISPlugin.getResourceString("multiuser.install.mode.ask.label"),
            settings.isMultiUserInstallModeAsk(), // $NON-NLS-1$
            enabled,
            m,
            false);
    ((GridData) instModeAsk.getLayoutData()).horizontalSpan = 1;
    instModeAsk.addSelectionListener(
        new SelectionAdapter() {
          @Override
          public void widgetSelected(SelectionEvent e) {
            mWizard.getSettings().setMultiUserInstallModeAsk(instModeAsk.getSelection());
            validateField(MULTIUSER_CHECK);
          }
        });
    m.addSlave(instModeAsk, mse);

    m.updateSlaves();
    addPageChangedRunnable(
        new Runnable() {
          public void run() {
            if (isCurrentPage()) {
              NSISWizardDialogUtil.setEnabled(
                  multiUser, mWizard.getSettings().getInstallerType() == INSTALLER_TYPE_MUI2);
              m.updateSlaves();
            }
          }
        });

    mWizard.addSettingsListener(
        new INSISWizardSettingsListener() {
          public void settingsChanged(
              NSISWizardSettings oldSettings, NSISWizardSettings newSettings) {
            NSISWizardSettings settings = mWizard.getSettings();

            multiUser.setSelection(settings.isMultiUserInstallation());
            execLevel.select(settings.getMultiUserExecLevel());
            instMode.select(settings.getMultiUserInstallMode());
            instModeRemember.setSelection(settings.isMultiUserInstallModeRemember());
            instModeAsk.setSelection(settings.isMultiUserInstallModeAsk());
            NSISWizardDialogUtil.setEnabled(
                multiUser, settings.getInstallerType() == INSTALLER_TYPE_MUI2);
            m.updateSlaves();
          }
        });
  }
Exemplo n.º 12
0
  @Override
  public void createControl(final Composite parent) {
    Composite container = new Composite(parent, SWT.NULL);
    GridLayout layout = new GridLayout();
    container.setLayout(layout);
    layout.numColumns = 3;
    layout.verticalSpacing = 9;
    Label label = new Label(container, SWT.NULL);
    label.setText("&Container:");

    containerText = new Text(container, SWT.BORDER | SWT.SINGLE);
    GridData gd = new GridData(GridData.FILL_HORIZONTAL);
    containerText.setLayoutData(gd);
    containerText.addModifyListener(
        new ModifyListener() {

          @Override
          public void modifyText(final ModifyEvent e) {
            dialogChanged();
          }
        });

    Button button = new Button(container, SWT.PUSH);
    button.setText("Browse...");
    button.addSelectionListener(
        new SelectionAdapter() {

          @Override
          public void widgetSelected(final SelectionEvent e) {
            handleBrowse();
          }
        });

    label = new Label(container, SWT.NULL);
    label.setText("&Choose a model:");

    Composite middleComposite = new Composite(container, SWT.NULL);
    FillLayout fillLayout = new FillLayout();
    middleComposite.setLayout(fillLayout);

    emptyModelButton = new Button(middleComposite, SWT.RADIO);
    emptyModelButton.setText("Empty");
    emptyModelButton.setSelection(true);
    skeletonModelButton = new Button(middleComposite, SWT.RADIO);
    skeletonModelButton.setText("Skeleton");
    exampleModelButton = new Button(middleComposite, SWT.RADIO);
    exampleModelButton.setText("Example");
    emptyModelButton.addSelectionListener(
        new SelectionAdapter() {

          @Override
          public void widgetSelected(final SelectionEvent se) {
            typeOfModel = "empty";
            radioChanged();
          }
        });
    exampleModelButton.addSelectionListener(
        new SelectionAdapter() {

          @Override
          public void widgetSelected(final SelectionEvent se) {
            typeOfModel = "example";
            radioChanged();
          }
        });
    skeletonModelButton.addSelectionListener(
        new SelectionAdapter() {

          @Override
          public void widgetSelected(final SelectionEvent se) {
            typeOfModel = "skeleton";
            radioChanged();
          }
        });

    /* Need to add empty label so the next controls are pushed to the next line in the grid. */
    label = new Label(container, SWT.NULL);
    label.setText("");

    label = new Label(container, SWT.NULL);
    label.setText("&File name:");

    fileText = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    fileText.setLayoutData(gd);
    fileText.addModifyListener(
        new ModifyListener() {

          @Override
          public void modifyText(final ModifyEvent e) {
            Text t = (Text) e.getSource();
            String fname = t.getText();
            int i = fname.lastIndexOf(".gaml");
            if (i > 0) {
              // model title = filename less extension less all non alphanumeric characters
              titleText.setText(fname.substring(0, i).replaceAll("[^\\p{Alnum}]", ""));
            } /*
               * else if (fname.length()>0) {
               * int pos = t.getSelection().x;
               * fname = fname.replaceAll("[[^\\p{Alnum}]&&[^_-]&&[^\\x2E]]", "_");
               * t.setText(fname+".gaml");
               * t.setSelection(pos);
               * } else {
               * t.setText("new.gaml");
               * }
               */
            dialogChanged();
          }
        });

    /* Need to add empty label so the next two controls are pushed to the next line in the grid. */
    label = new Label(container, SWT.NULL);
    label.setText("");

    label = new Label(container, SWT.NULL);
    label.setText("&Author:");

    authorText = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    authorText.setLayoutData(gd);
    authorText.setText(getComputerFullName());
    authorText.addModifyListener(
        new ModifyListener() {

          @Override
          public void modifyText(final ModifyEvent e) {
            dialogChanged();
          }
        });

    /* Need to add empty label so the next two controls are pushed to the next line in the grid. */
    label = new Label(container, SWT.NULL);
    label.setText("");

    label = new Label(container, SWT.NULL);
    label.setText("&Model name:");

    titleText = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    titleText.setLayoutData(gd);
    titleText.setText("new");
    titleText.addModifyListener(
        new ModifyListener() {

          @Override
          public void modifyText(final ModifyEvent e) {
            dialogChanged();
          }
        });

    /* Need to add empty label so the next two controls are pushed to the next line in the grid. */
    label = new Label(container, SWT.NULL);
    label.setText("");

    label = new Label(container, SWT.NULL);
    label.setText("&Model description:");

    descriptionText =
        new Text(container, SWT.WRAP | SWT.MULTI | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    descriptionText.setBounds(0, 0, 250, 100);
    gd = new GridData(SWT.FILL, SWT.FILL, true, false);
    gd.verticalSpan = 4;
    descriptionText.setLayoutData(gd);

    /*
     * Need to add seven empty labels in order to push next controls after the descriptionText
     * box.
     */
    // TODO Dirty!! Change the way to do this
    for (int i = 0; i < 7; i++) {
      label = new Label(container, SWT.NULL);
      label.setText("");
    }

    label = new Label(container, SWT.NULL);
    label.setText("&Create a html template \nfor the model description ?");

    middleComposite = new Composite(container, SWT.NULL);
    fillLayout = new FillLayout();
    middleComposite.setLayout(fillLayout);

    yesButton = new Button(middleComposite, SWT.RADIO);
    yesButton.setText("Yes");
    yesButton.setSelection(true);
    Button noButton = new Button(middleComposite, SWT.RADIO);
    noButton.setText("No");
    yesButton.addSelectionListener(
        new SelectionAdapter() {

          @Override
          public void widgetSelected(final SelectionEvent se) {
            dialogChanged();
          }
        });

    /* Finished adding the custom control */
    initialize();
    dialogChanged();
    setControl(container);
  }
  private void createComp(Composite group) {

    GridLayout layout = new GridLayout(1, false);
    layout.verticalSpacing = 10;
    group.setLayout(layout);

    // TableViewer是通过Table来布局的
    // 制作表格   MULTI可多选  H_SCROLL有水平 滚动条、V_SCROLL有垂直滚动条、BORDER有边框、FULL_SELECTION整行选择
    table = new Table(group, SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER | SWT.VIRTUAL); // 注意此处的设置
    TableLayout tableLayout = new TableLayout();
    table.setLayout(tableLayout);

    // 指定Table单元格的宽度和高度
    table.addListener(
        SWT.MeasureItem,
        new Listener() { // 向表格增加一个SWT.MeasureItem监听器,每当需要单元内容的大小的时候就会被调用。
          public void handleEvent(Event event) {
            event.width = table.getGridLineWidth(); // 设置宽度
            event.height =
                (int) Math.floor(event.gc.getFontMetrics().getHeight() * 1.5); // 设置高度为字体高度的1.5倍
          }
        });

    // 表格的视图
    tableViewer = new TableViewer(table);
    // 标题和网格线可见
    tableViewer.getTable().setLinesVisible(true);
    tableViewer.getTable().setHeaderVisible(true);
    // 设置填充
    // GridData data = new GridData(SWT.LEFT,SWT.CENTER, true, false);//SWT.FILL, SWT.FILL, true,
    // false  xbm
    GridData data = new GridData(GridData.FILL_BOTH);
    data.widthHint = 350;
    data.heightHint = 295;
    data.grabExcessHorizontalSpace = true;
    tableViewer.getTable().setLayoutData(data); // 表格的布局

    // 创建表格列的标题
    int width = 1;
    for (int i = 0; i < stationData.getColumnCount(); i++) {
      width = stationData.getColumnWidth(i);
      TableColumn column = new TableColumn(table, SWT.NONE);
      column.setWidth((int) (width * 8));
      column.setText(stationData.getColumnHeads()[i]); // 设置表头
      column.setAlignment(SWT.LEFT); // 对齐方式SWT.LEFT
      if (i == 0) // 站名
      {
        // 列的选择事件  实现排序
        column.addSelectionListener(
            new SelectionAdapter() {
              boolean sortType = true; // sortType记录上一次的排序方式,默认为升序

              public void widgetSelected(SelectionEvent e) {
                sortType = !sortType; // 取反。下一次排序方式要和这一次的相反
                tableViewer.setSorter(new StationSorter(sortType, stationData.columnHeads[0]));
              }
            });
      }
    }

    /*tableLayout.addColumnData(new ColumnWeightData(8, 8, false));//设置列宽为8像素
     TableColumn column_one = new TableColumn(table, SWT.NONE);//SWT.LEFT
     column_one.setText(stationData.COLUMN_HEADINGS[0]);//设置表头
     column_one.setAlignment(SWT.LEFT);//对齐方式SWT.LEFT
     column.setWidth(10);//宽度
    */

    // 设置标题的提供者
    tableViewer.setLabelProvider(new TableLabelProvider());

    // 设置表格视图的内容提供者
    tableViewer.setContentProvider(new TableContentProvider());

    // 设置列的属性.
    tableViewer.setColumnProperties(stationData.columnHeads);

    // 定义每一列的别名
    tableViewer.setColumnProperties(new String[] {"name", "down", "up", "map"});

    // 设置每一列的单元格编辑组件CellEditor
    CellEditor[] celleditors = new CellEditor[5];
    // 文本编辑框
    celleditors[0] = null;
    celleditors[1] = new TextCellEditor(table);
    celleditors[2] = new TextCellEditor(table);
    // CheckboxCellEditor(table) 复选框
    celleditors[3] = new ComboBoxCellEditor(table, StationData.MAPS, SWT.READ_ONLY); // 下拉框

    Text text = (Text) celleditors[1].getControl(); // 设置第down列只能输入数值
    text.addVerifyListener(
        new VerifyListener() {
          public void verifyText(VerifyEvent e) {
            // 输入控制键,输入中文,输入字符,输入数字 正整数验证
            Pattern pattern = Pattern.compile("[0-9]\\d*"); // 正则表达式
            Matcher matcher = pattern.matcher(e.text);
            if (matcher.matches()) // 处理数字
            {
              /*if(Integer.parseInt(e.text) != 0)//确保输入的数字不是0
              			e.doit = true;
              		else
              			e.doit = false;
              */
              e.doit = true;
            } else if (e.text.length() > 0) // 字符: 包含中文、空格
            e.doit = false;
            else // 控制键
            e.doit = true;
          }
        });

    Text text1 = (Text) celleditors[2].getControl(); // 设置第up列只能输入数值
    text1.addVerifyListener(
        new VerifyListener() {
          public void verifyText(VerifyEvent e) {
            String inStr = e.text;
            if (inStr.length() > 0) {
              e.doit = NumberUtils.isDigits(inStr);
            }
          }
        });

    table.addMouseMoveListener(
        new MouseMoveListener() {
          public void mouseMove(MouseEvent e) {
            if (StationData.reloadFlag) {
              getStationInfo();
              openCurrentTable(row);
              StationData.reloadFlag = false;
              // System.out.println("entry");
            }
          }
        });
    /*table.addFocusListener(new FocusListener(){
    public void focusGained(FocusEvent e) {
    	getStationInfo();
    	openCurrentTable(row);
    }
    @Override
    public void focusLost(FocusEvent e) {
    }
      });
         */
    tableViewer.setCellEditors(celleditors);

    // 设置单元的更改器
    tableViewer.setCellModifier(new TableCellModifier());

    tableViewer.addFilter(new TableViewerFilter()); // 过滤器

    // 构造工具条
    Composite buttonComposite = new Composite(group, SWT.NONE);
    buttonComposite.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false)); // 使工具条居中
    Action actionModify =
        new Action("更新") {
          public void run() {
            // 取得用户所选择的第一行, 若没有选择则为null
            IStructuredSelection selection = (IStructuredSelection) tableViewer.getSelection();
            // 获取选中的第一行数据
            Station station = (Station) selection.getFirstElement();
            if (station != null) {
              if (updateStationInfo(
                  station.getStation_downnumber(),
                  station.getStation_upnumber(),
                  station.getStation_graph(),
                  station.getStation_name())) {
                showMsg("成功更新!");
                // 表格的刷新方法,界面会重新读取数据并显示

                pushCommand();

                tableViewer.refresh(); // false
              } else {
                showMsg("更新失败!");
                // tableViewer.refresh();//false
              }
            } else {
              showMsg("请选取进行更新的行!");
            }
          }
        };

    Action actionDelete =
        new Action("删除") {
          public void run() {
            // 取得用户所选择的第一行, 若没有选择则为null
            IStructuredSelection selection = (IStructuredSelection) tableViewer.getSelection();
            // 获取选中的第一个数据
            Station station = (Station) selection.getFirstElement();
            if (station != null) {
              // 先预先移动到下一行
              Table table = tableViewer.getTable();

              // int i = table.getSelectionIndex(); //取得当前所选行的序号,如没有则返回-1
              // table.setSelection(i + 1); //当前选择行移下一行
              // 确认删除
              MessageBox messageBox =
                  new MessageBox(shell, SWT.YES | SWT.NO | SWT.ICON_INFORMATION);
              messageBox.setText("提示信息");
              messageBox.setMessage("确定要删除此记录吗?");
              // SWT.YES 是  // SWT.NO 否 // SWT.CANCEL 取消 // SWT.RETRY 重试// SWT.ABORT 放弃// SWT.IGNORE
              // 忽略
              if (messageBox.open() == SWT.YES) {
                if (deleteStationInfo(station.getStation_name())) // 从数据库中删除记录
                {
                  // showMsg("成功删除!");
                  ((List) tableViewer.getInput()).remove(station); // 数据模型的List容器中删除
                  stationData.remove(station.getStation_name());
                  openCurrentTable(row);
                  tableViewer.remove(station); // 从表格界面上删除

                  pushCommand();
                } else showMsg("删除失败!");
              }
            } else {
              showMsg("请选取要删除的纪录!");
            }
          }
        };

    Action actionClear = new Action("清空") { // 清除所显示内容,点击保存后更新库
          public void run() {
            if (clearStationInfo()) {
              showMsg("清空操作成功!");
              stationData.removeAll();
              openCurrentTable(row);

              pushCommand();
            } else showMsg("清空操作失败!");
          }
        };
    Action actionHelp =
        new Action("帮助") {
          public void run() {
            String str = "更新:\n\r" + "先对某行内容进行修改,然后点击更新进行保存\n\r" + "清空:\n\r" + "从库中物理删除所有记录";
            showMsg(str);
          }
        };

    Action nextPage =
        new Action("下一页") {
          public void run() {
            row++;
            if (row > stationData.getTotalPageNum()) {
              row--;
              return;
            }
            openCurrentTable(row);
          }
        };
    Action prevPage =
        new Action("上一页") {
          public void run() {
            row--;
            if (row < 1) {
              row++;
              return;
            }
            openCurrentTable(row);
          }
        };

    Action refresh =
        new Action("刷新") {
          public void run() {
            getStationInfo();
            openCurrentTable(row);
          }
        };

    // 工具条
    ToolBar toolBar = new ToolBar(buttonComposite, SWT.FLAT | SWT.RIGHT); // |SWT.BORDER

    // 工具条管理器
    ToolBarManager manager = new ToolBarManager(toolBar);

    // manager.add(refresh);
    // manager.add(new Separator());

    manager.add(nextPage);
    manager.add(prevPage);

    manager.add(new Separator());

    manager.add(actionModify);
    manager.add(actionDelete);
    manager.add(actionClear);
    manager.add(new Separator());
    manager.add(actionHelp);
    manager.update(true);

    // 选中某行时,改变行的颜色
    table.addListener(
        SWT.EraseItem,
        new Listener() {
          public void handleEvent(Event event) {
            event.detail &= ~SWT.HOT;
            if ((event.detail & SWT.SELECTED) == 0) return;
            int clientWidth = table.getClientArea().width;
            GC gc = event.gc;
            Color oldForeground = gc.getForeground();
            Color oldBackground = gc.getBackground();
            gc.setForeground(red);
            // gc.setBackground(yellow);
            gc.fillGradientRectangle(0, event.y, clientWidth, event.height, false);
            gc.setForeground(oldForeground);
            gc.setBackground(oldBackground);
            event.detail &= ~SWT.SELECTED;
          }
        });

    // 在tableviewer内部为数据记录和tableItem之间的映射创建一个hash表,这样可以加快tableItem的和记录间的查找速度
    // 必须保证存在要显示的数据,否则程序出错。所以这里不能用下面的语句
    // tableViewer.setUseHashlookup(true);//必须在setInput之前加入才有效
    // 从服务器获取数据
    getStationInfo();
    // 通过setInput为table添加了一个list后,只要对这个list里的元素进行添加和删除,
    // table中的数据就会自动添加和删除,当然每次操作后需要调用refresh方法对tableviewer进行刷新。
    // 打开界面所显示的内容
    tableViewer.setInput(stationData.getData()); // 自动输入数据   即将数据显示在表格中
    tableViewer.setItemCount(stationData.PAGE_SIZE); // 设置显示的Item数
  } //// createComp
 private static GridData getButtonGridData(Button button) {
   GridData data = new GridData(GridData.FILL_HORIZONTAL);
   data.widthHint = SWTUtil.getButtonWidthHint(button);
   // data.heightHint= SWTUtil.getButtonHeigthHint(button);
   return data;
 }
  /** @see PreferencePage#createContents(Composite) */
  protected Control createContents(Composite ancestor) {
    Composite parent = new Composite(ancestor, SWT.NULL);
    GridLayout layout = new GridLayout();
    layout.numColumns = 2;
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    parent.setLayout(layout);

    // layout the top table & its buttons
    Label label = new Label(parent, SWT.LEFT);
    label.setText(XMLCompareMessages.XMLComparePreference_topTableLabel);
    GridData data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    label.setLayoutData(data);

    fIdMapsTable = new Table(parent, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    fIdMapsTable.setHeaderVisible(true);
    data = new GridData(GridData.FILL_BOTH);
    data.heightHint = fIdMapsTable.getItemHeight() * 4;
    fIdMapsTable.setLayoutData(data);
    fIdMapsTable.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            selectionChanged();
          }
        });

    String column2Text = XMLCompareMessages.XMLComparePreference_topTableColumn2;
    String column3Text = XMLCompareMessages.XMLComparePreference_topTableColumn3;
    ColumnLayoutData columnLayouts[] = {
      new ColumnWeightData(1),
      new ColumnPixelData(convertWidthInCharsToPixels(column2Text.length() + 2), true),
      new ColumnPixelData(convertWidthInCharsToPixels(column3Text.length() + 5), true)
    };
    TableLayout tablelayout = new TableLayout();
    fIdMapsTable.setLayout(tablelayout);
    for (int i = 0; i < 3; i++) tablelayout.addColumnData(columnLayouts[i]);
    TableColumn column = new TableColumn(fIdMapsTable, SWT.NONE);
    column.setText(XMLCompareMessages.XMLComparePreference_topTableColumn1);
    column = new TableColumn(fIdMapsTable, SWT.NONE);
    column.setText(column2Text);
    column = new TableColumn(fIdMapsTable, SWT.NONE);
    column.setText(column3Text);

    fillIdMapsTable();

    Composite buttons = new Composite(parent, SWT.NULL);
    buttons.setLayout(new GridLayout());
    data = new GridData();
    data.verticalAlignment = GridData.FILL;
    data.horizontalAlignment = GridData.FILL;
    buttons.setLayoutData(data);

    fAddIdMapButton = new Button(buttons, SWT.PUSH);
    fAddIdMapButton.setText(XMLCompareMessages.XMLComparePreference_topAdd);
    fAddIdMapButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            addIdMap(fAddIdMapButton.getShell());
          }
        });
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    // data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    data.widthHint =
        Math.max(widthHint, fAddIdMapButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    fAddIdMapButton.setLayoutData(data);

    fRenameIdMapButton = new Button(buttons, SWT.PUSH);
    fRenameIdMapButton.setText(XMLCompareMessages.XMLComparePreference_topRename);
    fRenameIdMapButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            renameIdMap(fRenameIdMapButton.getShell());
          }
        });
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    // data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    data.widthHint =
        Math.max(widthHint, fAddIdMapButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    fRenameIdMapButton.setLayoutData(data);

    fRemoveIdMapButton = new Button(buttons, SWT.PUSH);
    fRemoveIdMapButton.setText(XMLCompareMessages.XMLComparePreference_topRemove);
    fRemoveIdMapButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            removeIdMap(fRemoveIdMapButton.getShell());
          }
        });
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    // data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    data.widthHint =
        Math.max(widthHint, fRemoveIdMapButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    fRemoveIdMapButton.setLayoutData(data);

    createSpacer(buttons);

    fEditIdMapButton = new Button(buttons, SWT.PUSH);
    fEditIdMapButton.setText(XMLCompareMessages.XMLComparePreference_topEdit);
    fEditIdMapButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            editIdMap(fEditIdMapButton.getShell());
          }
        });
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    // data.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    data.widthHint =
        Math.max(widthHint, fEditIdMapButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    fEditIdMapButton.setLayoutData(data);

    // Spacer
    label = new Label(parent, SWT.LEFT);
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    label.setLayoutData(data);

    // layout the middle table & its buttons
    label = new Label(parent, SWT.LEFT);
    label.setText(XMLCompareMessages.XMLComparePreference_middleTableLabel);
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    label.setLayoutData(data);

    fMappingsTable = new Table(parent, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    fMappingsTable.setHeaderVisible(true);
    data = new GridData(GridData.FILL_BOTH);
    data.heightHint = fMappingsTable.getItemHeight() * 4;
    data.widthHint = convertWidthInCharsToPixels(70);
    fMappingsTable.setLayoutData(data);

    column3Text = XMLCompareMessages.XMLComparePreference_middleTableColumn3;
    String column4Text = XMLCompareMessages.XMLComparePreference_middleTableColumn4;
    columnLayouts =
        new ColumnLayoutData[] {
          new ColumnWeightData(10),
          new ColumnWeightData(18),
          new ColumnPixelData(convertWidthInCharsToPixels(column3Text.length() + 1), true),
          new ColumnPixelData(convertWidthInCharsToPixels(column4Text.length() + 3), true)
        };
    tablelayout = new TableLayout();
    fMappingsTable.setLayout(tablelayout);
    for (int i = 0; i < 4; i++) tablelayout.addColumnData(columnLayouts[i]);
    column = new TableColumn(fMappingsTable, SWT.NONE);
    column.setText(XMLCompareMessages.XMLComparePreference_middleTableColumn1);
    column = new TableColumn(fMappingsTable, SWT.NONE);
    column.setText(XMLCompareMessages.XMLComparePreference_middleTableColumn2);
    column = new TableColumn(fMappingsTable, SWT.NONE);
    column.setText(column3Text);
    column = new TableColumn(fMappingsTable, SWT.NONE);
    column.setText(column4Text);

    buttons = new Composite(parent, SWT.NULL);
    buttons.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    buttons.setLayout(layout);

    fNewMappingsButton = new Button(buttons, SWT.PUSH);
    fNewMappingsButton.setLayoutData(getButtonGridData(fNewMappingsButton));
    fNewMappingsButton.setText(XMLCompareMessages.XMLComparePreference_middleNew);
    fNewMappingsButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            addMapping(fAddIdMapButton.getShell());
          }
        });

    fEditMappingsButton = new Button(buttons, SWT.PUSH);
    fEditMappingsButton.setLayoutData(getButtonGridData(fEditMappingsButton));
    fEditMappingsButton.setText(XMLCompareMessages.XMLComparePreference_middleEdit);
    fEditMappingsButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            editMapping(fEditMappingsButton.getShell());
          }
        });

    fRemoveMappingsButton = new Button(buttons, SWT.PUSH);
    fRemoveMappingsButton.setLayoutData(getButtonGridData(fRemoveMappingsButton));
    fRemoveMappingsButton.setText(XMLCompareMessages.XMLComparePreference_middleRemove);
    fRemoveMappingsButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            removeMapping(fRemoveMappingsButton.getShell());
          }
        });

    createSpacer(buttons);

    // layout the botton table & its buttons
    label = new Label(parent, SWT.LEFT);
    label.setText(XMLCompareMessages.XMLComparePreference_bottomTableLabel);
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    label.setLayoutData(data);

    fOrderedTable = new Table(parent, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    fOrderedTable.setHeaderVisible(true);
    data = new GridData(GridData.FILL_BOTH);
    data.heightHint = fOrderedTable.getItemHeight() * 2;
    data.widthHint = convertWidthInCharsToPixels(70);
    fOrderedTable.setLayoutData(data);

    columnLayouts = new ColumnLayoutData[] {new ColumnWeightData(1), new ColumnWeightData(1)};
    tablelayout = new TableLayout();
    fOrderedTable.setLayout(tablelayout);
    for (int i = 0; i < 2; i++) tablelayout.addColumnData(columnLayouts[i]);
    column = new TableColumn(fOrderedTable, SWT.NONE);
    column.setText(XMLCompareMessages.XMLComparePreference_bottomTableColumn1);
    column = new TableColumn(fOrderedTable, SWT.NONE);
    column.setText(XMLCompareMessages.XMLComparePreference_bottomTableColumn2);

    buttons = new Composite(parent, SWT.NULL);
    buttons.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    buttons.setLayout(layout);

    fNewOrderedButton = new Button(buttons, SWT.PUSH);
    fNewOrderedButton.setLayoutData(getButtonGridData(fNewOrderedButton));
    fNewOrderedButton.setText(XMLCompareMessages.XMLComparePreference_bottomNew);
    fNewOrderedButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            addOrdered(fNewOrderedButton.getShell());
          }
        });

    fEditOrderedButton = new Button(buttons, SWT.PUSH);
    fEditOrderedButton.setLayoutData(getButtonGridData(fEditOrderedButton));
    fEditOrderedButton.setText(XMLCompareMessages.XMLComparePreference_bottomEdit);
    fEditOrderedButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            editOrdered(fEditOrderedButton.getShell());
          }
        });

    fRemoveOrderedButton = new Button(buttons, SWT.PUSH);
    fRemoveOrderedButton.setLayoutData(getButtonGridData(fRemoveOrderedButton));
    fRemoveOrderedButton.setText(XMLCompareMessages.XMLComparePreference_bottomRemove);
    fRemoveOrderedButton.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            removeOrdered(fRemoveOrderedButton.getShell());
          }
        });

    createSpacer(buttons);

    fIdMapsTable.setSelection(0);
    fIdMapsTable.setFocus();
    selectionChanged();

    return parent;
  }
  /*
   * (non-Javadoc)
   * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
   */
  public void createControl(Composite parent) {
    display = parent.getDisplay();
    sashForm = new SashForm(parent, SWT.VERTICAL);
    FillLayout layout = new FillLayout();
    sashForm.setLayout(layout);
    GridData data = new GridData(GridData.FILL_BOTH);
    sashForm.setLayoutData(data);
    initializeDialogUnits(sashForm);

    Composite composite = new Composite(sashForm, SWT.NONE);
    GridLayout gridLayout = new GridLayout();
    gridLayout.marginWidth = 0;
    gridLayout.marginHeight = 0;
    composite.setLayout(gridLayout);

    treeViewer = createTreeViewer(composite);
    data = new GridData(GridData.FILL_BOTH);
    data.heightHint = convertHeightInCharsToPixels(ILayoutConstants.DEFAULT_TABLE_HEIGHT);
    data.widthHint = convertWidthInCharsToPixels(ILayoutConstants.DEFAULT_TABLE_WIDTH);
    Tree tree = treeViewer.getTree();
    tree.setLayoutData(data);
    tree.setHeaderVisible(true);
    activateCopy(tree);
    TreeViewerColumn nameColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
    nameColumn.getColumn().setText(ProvUIMessages.ProvUI_NameColumnTitle);
    nameColumn.getColumn().setWidth(400);
    nameColumn.getColumn().setMoveable(true);
    nameColumn.setLabelProvider(
        new ColumnLabelProvider() {
          public String getText(Object element) {
            IInstallableUnit iu = ProvUI.getAdapter(element, IInstallableUnit.class);
            String label = iu.getProperty(IInstallableUnit.PROP_NAME, null);
            if (label == null) label = iu.getId();
            return label;
          }

          public Image getImage(Object element) {
            if (element instanceof ProvElement) return ((ProvElement) element).getImage(element);
            if (ProvUI.getAdapter(element, IInstallableUnit.class) != null)
              return ProvUIImages.getImage(ProvUIImages.IMG_IU);
            return null;
          }

          public String getToolTipText(Object element) {
            if (element instanceof AvailableIUElement
                && ((AvailableIUElement) element).getImageOverlayId(null) == ProvUIImages.IMG_INFO)
              return ProvUIMessages.RemedyElementNotHighestVersion;
            return super.getToolTipText(element);
          }
        });
    TreeViewerColumn versionColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
    versionColumn.getColumn().setText(ProvUIMessages.ProvUI_VersionColumnTitle);
    versionColumn.getColumn().setWidth(200);
    versionColumn.setLabelProvider(
        new ColumnLabelProvider() {
          public String getText(Object element) {
            IInstallableUnit iu = ProvUI.getAdapter(element, IInstallableUnit.class);
            if (element instanceof IIUElement) {
              if (((IIUElement) element).shouldShowVersion()) return iu.getVersion().toString();
              return ""; //$NON-NLS-1$
            }
            return iu.getVersion().toString();
          }
        });
    TreeViewerColumn idColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
    idColumn.getColumn().setText(ProvUIMessages.ProvUI_IdColumnTitle);
    idColumn.getColumn().setWidth(200);

    idColumn.setLabelProvider(
        new ColumnLabelProvider() {
          public String getText(Object element) {
            IInstallableUnit iu = ProvUI.getAdapter(element, IInstallableUnit.class);
            return iu.getId();
          }
        });

    // Filters and sorters before establishing content, so we don't refresh unnecessarily.
    IUComparator comparator = new IUComparator(IUComparator.IU_NAME);
    comparator.useColumnConfig(getColumnConfig());
    treeViewer.setComparator(comparator);
    treeViewer.setComparer(new ProvElementComparer());
    ColumnViewerToolTipSupport.enableFor(treeViewer);
    contentProvider = new ProvElementContentProvider();
    treeViewer.setContentProvider(contentProvider);
    //		labelProvider = new IUDetailsLabelProvider(null, getColumnConfig(), getShell());
    //		treeViewer.setLabelProvider(labelProvider);

    // Optional area to show the size
    createSizingInfo(composite);

    // The text area shows a description of the selected IU, or error detail if applicable.
    iuDetailsGroup =
        new IUDetailsGroup(
            sashForm,
            treeViewer,
            convertWidthInCharsToPixels(ILayoutConstants.DEFAULT_TABLE_WIDTH),
            true);

    setControl(sashForm);
    sashForm.setWeights(getSashWeights());
    Dialog.applyDialogFont(sashForm);

    // Controls for filtering/presentation/site selection
    Composite controlsComposite = new Composite(composite, SWT.NONE);
    gridLayout = new GridLayout();
    gridLayout.marginWidth = 0;
    gridLayout.marginHeight = 0;
    gridLayout.numColumns = 2;
    gridLayout.makeColumnsEqualWidth = true;
    gridLayout.verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
    controlsComposite.setLayout(layout);
    GridData gd = new GridData(SWT.FILL, SWT.FILL, true, false);
    controlsComposite.setLayoutData(gd);

    final Runnable runnable =
        new Runnable() {
          public void run() {
            treeViewer.addSelectionChangedListener(
                new ISelectionChangedListener() {
                  public void selectionChanged(SelectionChangedEvent event) {
                    setDetailText(resolvedOperation);
                  }
                });
            setDrilldownElements(input, resolvedOperation);
            treeViewer.setInput(input);
          }
        };

    if (resolvedOperation != null && !resolvedOperation.hasResolved()) {
      try {
        getContainer()
            .run(
                true,
                false,
                new IRunnableWithProgress() {
                  public void run(IProgressMonitor monitor) {
                    resolvedOperation.resolveModal(monitor);
                    display.asyncExec(runnable);
                  }
                });
      } catch (Exception e) {
        StatusManager.getManager()
            .handle(new Status(IStatus.ERROR, ProvUIActivator.PLUGIN_ID, e.getMessage(), e));
      }
    } else {
      runnable.run();
    }
  }