Examples with FocusCellOwnerDrawHighlighter org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter used on opensource projects

Example 1 with FocusCellOwnerDrawHighlighter

use of org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter in project cubrid-manager by CUBRID.

the class PstmtSQLDialog method createEmptyTable.

/**
	 * Create the empty parameter table
	 *
	 * @param parent Composite
	 * @param isMulti boolean
	 */
protected void createEmptyTable(Composite parent) {
    Group typeGroup = new Group(parent, SWT.SHADOW_ETCHED_IN);
    GridData groupGd = new GridData(GridData.FILL_HORIZONTAL);
    groupGd.heightHint = 70;
    typeGroup.setLayoutData(groupGd);
    typeGroup.setLayout(new GridLayout());
    typeGroup.setText(Messages.colParaType);
    parameterTypeTable = new Table(typeGroup, SWT.BORDER | SWT.H_SCROLL);
    GridData gd = new GridData(GridData.FILL_HORIZONTAL);
    gd.heightHint = 45;
    parameterTypeTable.setLayoutData(gd);
    parameterTypeTable.setHeaderVisible(true);
    parameterTypeTable.setLinesVisible(false);
    parameterTypeTable.setDragDetect(false);
    TableColumn columnNO = new TableColumn(parameterTypeTable, SWT.CENTER);
    columnNO.setWidth(40);
    columnNO.setText("");
    tableEditor = new TableEditor(parameterTypeTable);
    tableEditor.horizontalAlignment = SWT.LEFT;
    tableEditor.grabHorizontal = true;
    parameterTypeTable.addListener(SWT.MouseUp, new Listener() {

        public void handleEvent(Event event) {
            if (event.button != 1) {
                return;
            }
            if (isChanging) {
                return;
            }
            Point pt = new Point(event.x, event.y);
            final TableItem item = parameterTypeTable.getItem(0);
            for (int i = 1; i < parameterTypeTable.getColumnCount(); i++) {
                Rectangle rect = item.getBounds(i);
                if (rect.contains(pt)) {
                    handleType(item, i);
                }
            }
        }
    });
    Group parameterGroup = new Group(parent, SWT.SHADOW_IN);
    parameterGroup.setLayoutData(new GridData(GridData.FILL_BOTH));
    parameterGroup.setLayout(new GridLayout(2, false));
    parameterGroup.setText(Messages.colParaValue);
    ToolBar toolBar = new ToolBar(parameterGroup, SWT.FLAT);
    ToolItem addRecordItem = new ToolItem(toolBar, SWT.PUSH);
    addRecordItem.setImage(CommonUIPlugin.getImage("icons/action/table_record_insert.png"));
    addRecordItem.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent event) {
            addData();
        }
    });
    ToolItem delRecordItem = new ToolItem(toolBar, SWT.PUSH);
    delRecordItem.setImage(CommonUIPlugin.getImage("icons/action/table_record_delete.png"));
    delRecordItem.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent event) {
            if (parameterTable.getTable().getSelectionIndices().length == 0) {
                setErrorMessage(Messages.errDeleteMsg);
                return;
            }
            List<Integer> deleteIndex = new ArrayList<Integer>();
            for (int i = 0; i < parameterTable.getTable().getSelectionIndices().length; i++) {
                deleteIndex.add(parameterTable.getTable().getSelectionIndices()[i]);
            }
            int lastSelectedIndex = 0;
            for (int i = 0; i < deleteIndex.size(); i++) {
                int seletectIndex = deleteIndex.get(i);
                int newIndex = seletectIndex - i;
                valueList.remove(newIndex);
                lastSelectedIndex = newIndex;
            }
            //reset the index in data
            for (int i = 0; i < valueList.size(); i++) {
                ParamValueObject paramValueObject = valueList.get(i);
                paramValueObject.getValue().set(0, String.valueOf(i + 1));
            }
            parameterTable.setInput(valueList);
            parameterTable.refresh();
            if (parameterTable.getTable().getItemCount() > 0) {
                parameterTable.getTable().setSelection(lastSelectedIndex < 1 ? 0 : lastSelectedIndex - 1);
                parameterTable.getTable().setFocus();
            }
            validate();
        }
    });
    parameterTable = new TableViewer(parameterGroup, SWT.MULTI | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    // press the tab key, it is moved next input area
    TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(parameterTable, new FocusCellOwnerDrawHighlighter(parameterTable));
    ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(parameterTable) {

        protected boolean isEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
            return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL || (event.eventType == ColumnViewerEditorActivationEvent.MOUSE_CLICK_SELECTION && ((MouseEvent) event.sourceEvent).button == 1) || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR);
        //				|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
        }
    };
    TableViewerEditor.create(parameterTable, focusCellManager, actSupport, ColumnViewerEditor.TABBING_HORIZONTAL | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR | ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION);
    //		new Table(parameterGroup, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1);
    parameterTable.getTable().setLayoutData(gridData);
    parameterTable.getTable().setHeaderVisible(true);
    parameterTable.getTable().setLinesVisible(true);
    parameterTable.setUseHashlookup(true);
    final TableViewerColumn columnNO2 = new TableViewerColumn(parameterTable, SWT.CENTER);
    columnNO2.getColumn().setWidth(40);
    columnNO2.getColumn().setText("");
    parameterTable.setContentProvider(new ParamValueContentProvider());
    parameterTable.setLabelProvider(new ParamValueLabelProvider(parameterTable.getTable()));
    parameterTable.getTable().addKeyListener(new KeyAdapter() {

        public void keyPressed(KeyEvent event) {
            if ((event.stateMask & SWT.CTRL) != 0 && event.keyCode == 'c') {
                final Clipboard cb = new Clipboard(getShell().getDisplay());
                StringBuffer clipboardDataString = new StringBuffer();
                List<Integer> replaceIndex = new ArrayList<Integer>();
                for (int i = 0; i < parameterTable.getTable().getSelectionIndices().length; i++) {
                    replaceIndex.add(parameterTable.getTable().getSelectionIndices()[i]);
                }
                for (int i = 0; i < replaceIndex.size(); i++) {
                    if (i != 0) {
                        clipboardDataString.append(EXCELDATASEPRATOR);
                    }
                    ParamValueObject paramValueObject = valueList.get(replaceIndex.get(i));
                    for (int j = 1; j < parameterTypeTable.getColumnCount(); j++) {
                        if (j != 1) {
                            clipboardDataString.append(EXCELCOLUMNSEPRATOR);
                        }
                        String value = paramValueObject.getValue().get(j);
                        clipboardDataString.append(value);
                    }
                }
                TextTransfer textTransfer = TextTransfer.getInstance();
                Transfer[] transfers = new Transfer[] { textTransfer };
                Object[] data = new Object[] { clipboardDataString.toString() };
                cb.setContents(data, transfers);
                cb.dispose();
            } else if ((event.stateMask & SWT.CTRL) != 0 && event.keyCode == 'v') {
                final Clipboard cb = new Clipboard(getShell().getDisplay());
                //					boolean supportFlag = false;
                //					TransferData[] transferDatas = cb.getAvailableTypes();
                //					for(int i=0; i<transferDatas.length; i++) {
                //						// Checks whether RTF format is available.
                //						if(RTFTransfer.getInstance().isSupportedType(transferDatas[i])) {
                //							supportFlag = true;
                //							break;
                //						}
                //					}
                //					if (!supportFlag) {
                //						setErrorMessage(Messages.pstmtSQLUnsupportPasteType);
                //						return;
                //					}
                String plainText = (String) cb.getContents(TextTransfer.getInstance());
                List<ParamValueObject> list = generateParamValueObjectListFromClipboardString(plainText);
                if (list.size() == 0 || list.get(0).getValue().size() != parameterTypeTable.getColumnCount()) {
                    setErrorMessage(Messages.pstmtSQLUnsupportPasteType);
                    return;
                }
                //					String rtfText = (String)cb.getContents(RTFTransfer.getInstance());
                int startIndex = parameterTable.getTable().getSelectionIndex();
                //if the copy line bigger than the value list, add new ParamValueObject to the end
                if (parameterTable.getTable().getSelectionCount() <= 1) {
                    if (startIndex < 0 || startIndex > valueList.size()) {
                        for (ParamValueObject copyParamValueObject : list) {
                            valueList.add(copyParamValueObject);
                        }
                    } else {
                        for (ParamValueObject copyParamValueObject : list) {
                            if (startIndex > valueList.size() - 1) {
                                valueList.add(copyParamValueObject);
                            } else {
                                ParamValueObject paramValueObject = valueList.get(startIndex);
                                List<String> oldValue = paramValueObject.getValue();
                                for (int i = 1; i < oldValue.size(); i++) {
                                    List<String> newValue = copyParamValueObject.getValue();
                                    if (i > newValue.size() - 1) {
                                        break;
                                    }
                                    oldValue.set(i, newValue.get(i));
                                }
                            }
                            startIndex++;
                        }
                    }
                } else {
                    // replay the select line
                    List<Integer> replaceIndex = new ArrayList<Integer>();
                    for (int i = 0; i < parameterTable.getTable().getSelectionIndices().length; i++) {
                        replaceIndex.add(parameterTable.getTable().getSelectionIndices()[i]);
                    }
                    for (int i = 0; i < replaceIndex.size(); i++) {
                        ParamValueObject paramValueObject = valueList.get(replaceIndex.get(i));
                        List<String> oldValue = paramValueObject.getValue();
                        if (i > list.size()) {
                            break;
                        }
                        List<String> newValue = list.get(i).getValue();
                        for (int j = 1; j < oldValue.size(); j++) {
                            if (j > newValue.size()) {
                                break;
                            }
                            oldValue.set(j, newValue.get(j));
                        }
                    }
                }
                cb.dispose();
                refreshValueListIndex();
                parameterTable.refresh();
                validate();
            }
        }
    });
    // use to mark click point, the right click menu use this point
    parameterTable.getTable().addListener(SWT.MouseDown, new Listener() {

        public void handleEvent(Event event) {
            clickPoint = new Point(event.x, event.y);
        }
    });
    registerContextMenu();
    parameterTable.setInput(valueList);
}

Example 2 with FocusCellOwnerDrawHighlighter

use of org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter in project sling by apache.

the class ArchetypeParametersWizardPage method createControl.

/**
	 * @see IDialogPage#createControl(Composite)
	 */
public void createControl(Composite parent) {
    Composite container = new Composite(parent, SWT.NULL);
    GridLayout layout = new GridLayout();
    container.setLayout(layout);
    layout.numColumns = 2;
    layout.verticalSpacing = 9;
    Label label = new Label(container, SWT.NULL);
    label.setText("&Group Id:");
    groupId = new Text(container, SWT.BORDER | SWT.SINGLE);
    GridData gd = new GridData(GridData.FILL_HORIZONTAL);
    groupId.setLayoutData(gd);
    groupId.addModifyListener(new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            dialogChanged();
            if (!javaPackageModified) {
                if (artifactId.getText().length() == 0) {
                    javaPackage.setText(getDefaultJavaPackage(groupId.getText(), ""));
                } else {
                    javaPackage.setText(getDefaultJavaPackage(groupId.getText(), artifactId.getText()));
                }
            }
        }
    });
    label = new Label(container, SWT.NULL);
    label.setText("&Artifact Id:");
    artifactId = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    artifactId.setLayoutData(gd);
    artifactId.addModifyListener(new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            dialogChanged();
            if (javaPackageModified) {
                return;
            }
            if (groupId.getText().length() == 0) {
                javaPackage.setText(getDefaultJavaPackage("", artifactId.getText()));
            } else {
                javaPackage.setText(getDefaultJavaPackage(groupId.getText(), artifactId.getText()));
            }
        }
    });
    label = new Label(container, SWT.NULL);
    label.setText("&Version:");
    version = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    version.setLayoutData(gd);
    version.setText("0.0.1-SNAPSHOT");
    version.addModifyListener(new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            dialogChanged();
        }
    });
    label = new Label(container, SWT.NULL);
    label.setText("&Package:");
    javaPackage = new Text(container, SWT.BORDER | SWT.SINGLE);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    javaPackage.setLayoutData(gd);
    javaPackageModified = false;
    javaPackage.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            javaPackageModified = true;
        }
    });
    javaPackage.addModifyListener(new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            dialogChanged();
        }
    });
    label = new Label(container, SWT.NULL);
    gd = new GridData(SWT.LEFT, SWT.TOP, false, false);
    label.setLayoutData(gd);
    label.setText("&Parameters:");
    propertiesViewer = new TableViewer(container, SWT.BORDER | SWT.FULL_SELECTION);
    propertiesTable = propertiesViewer.getTable();
    propertiesTable.setLinesVisible(true);
    propertiesTable.setHeaderVisible(true);
    propertiesTable.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 2));
    CellNavigationStrategy strategy = new CellNavigationStrategy();
    TableViewerFocusCellManager focusCellMgr = new TableViewerFocusCellManager(propertiesViewer, new FocusCellOwnerDrawHighlighter(propertiesViewer), strategy);
    ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(propertiesViewer) {

        @Override
        protected boolean isEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
            return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR) || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
        }
    };
    int features = ColumnViewerEditor.TABBING_HORIZONTAL | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR | ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION | ColumnViewerEditor.KEEP_EDITOR_ON_DOUBLE_CLICK;
    TableViewerEditor.create(propertiesViewer, focusCellMgr, actSupport, features);
    TableColumn propertiesTableNameColumn = new TableColumn(propertiesTable, SWT.NONE);
    propertiesTableNameColumn.setWidth(130);
    propertiesTableNameColumn.setText("Name");
    TableColumn propertiesTableValueColumn = new TableColumn(propertiesTable, SWT.NONE);
    propertiesTableValueColumn.setWidth(230);
    propertiesTableValueColumn.setText("Value");
    propertiesViewer.setColumnProperties(new String[] { KEY_PROPERTY, VALUE_PROPERTY });
    propertiesViewer.setCellEditors(new CellEditor[] { new TextCellEditor(propertiesTable, SWT.NONE), new TextCellEditor(propertiesTable, SWT.NONE) });
    propertiesViewer.setCellModifier(new ICellModifier() {

        public boolean canModify(Object element, String property) {
            return true;
        }

        public void modify(Object element, String property, Object value) {
            if (element instanceof TableItem) {
                ((TableItem) element).setText(getTextIndex(property), String.valueOf(value));
                dialogChanged();
            }
        }

        public Object getValue(Object element, String property) {
            if (element instanceof TableItem) {
                return ((TableItem) element).getText(getTextIndex(property));
            }
            return null;
        }
    });
    initialize();
    setPageComplete(false);
    setControl(container);
}

Example 3 with FocusCellOwnerDrawHighlighter

use of org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter in project sling by apache.

the class JcrPropertiesView method createPartControl.

/**
	 * This is a callback that will allow us
	 * to create the viewer and initialize it.
	 */
public void createPartControl(Composite parent) {
    SyncDirManager.registerUpdateListener(new UpdateHandler() {

        @Override
        public void syncDirUpdated(SyncDir syncDir) {
            refreshContent();
        }
    });
    mainControl = new Composite(parent, SWT.NONE);
    final GridLayout gridLayout = new GridLayout(1, true);
    mainControl.setLayout(gridLayout);
    if (getViewSite() != null) {
        titleLabel = new Label(mainControl, SWT.WRAP);
        titleLabel.setText("");
        GridData data = new GridData(GridData.FILL_HORIZONTAL);
        titleLabel.setLayoutData(data);
        Label horizontalLine = new Label(mainControl, SWT.SEPARATOR | SWT.HORIZONTAL);
        data = new GridData(GridData.FILL_HORIZONTAL);
        horizontalLine.setLayoutData(data);
    }
    Font font;
    if (!JFaceResources.getFontRegistry().hasValueFor(TITLE_FONT)) {
        FontData[] fontData = JFaceResources.getFontRegistry().getBold(JFaceResources.DEFAULT_FONT).getFontData();
        /* title font is 2pt larger than that used in the tabs. */
        fontData[0].setHeight(fontData[0].getHeight() + 2);
        JFaceResources.getFontRegistry().put(TITLE_FONT, fontData);
    }
    font = JFaceResources.getFont(TITLE_FONT);
    if (titleLabel != null) {
        titleLabel.setFont(font);
    }
    Composite tableParent = new Composite(mainControl, SWT.NONE);
    //        tableParent.setBackground(new Color(Display.getDefault(), 100,20,180));
    GridData tableLayoutData = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
    // shrink to min - table settings will resize to correct ratios
    tableLayoutData.widthHint = 1;
    tableLayoutData.heightHint = SWT.DEFAULT;
    tableParent.setLayoutData(tableLayoutData);
    TableColumnLayout tableLayout = new TableColumnLayout() {

        @Override
        protected Point computeSize(Composite composite, int wHint, int hHint, boolean flushCache) {
            Point p = super.computeSize(composite, wHint, hHint, flushCache);
            return new Point(p.x, p.y);
        }
    };
    tableParent.setLayout(tableLayout);
    viewer = new TableViewer(tableParent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.HIDE_SELECTION | SWT.FULL_SELECTION);
    TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(viewer, new FocusCellOwnerDrawHighlighter(viewer), new CellNavigationStrategy());
    ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(viewer) {

        @Override
        protected boolean isEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
            resetLastValueEdited();
            return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR) || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
        }
    };
    int features = ColumnViewerEditor.TABBING_HORIZONTAL | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR | ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION | ColumnViewerEditor.KEEP_EDITOR_ON_DOUBLE_CLICK;
    TableViewerEditor.create(viewer, focusCellManager, actSupport, features);
    viewer.getTable().setLinesVisible(true);
    viewer.getTable().setHeaderVisible(true);
    viewer.setContentProvider(new ViewContentProvider());
    viewer.addSelectionChangedListener(new ISelectionChangedListener() {

        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            final ISelection selection = event.getSelection();
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection iss = (IStructuredSelection) selection;
                if (iss.isEmpty()) {
                    deleteAction.setEnabled(false);
                } else {
                    deleteAction.setEnabled(true);
                }
            } else {
                deleteAction.setEnabled(false);
            }
        }
    });
    CellLabelProvider clp = new JcrCellLabelProvider(viewer);
    TableViewerColumn column0 = new TableViewerColumn(viewer, SWT.NONE);
    column0.getColumn().setText("Name");
    column0.getColumn().setResizable(true);
    column0.getColumn().setWidth(200);
    tableLayout.setColumnData(column0.getColumn(), new ColumnWeightData(30, 140));
    final TableViewerColumn column1 = new TableViewerColumn(viewer, SWT.NONE);
    column1.getColumn().setText("Type");
    column1.getColumn().setResizable(true);
    column1.getColumn().setWidth(300);
    column1.setLabelProvider(clp);
    tableLayout.setColumnData(column1.getColumn(), new ColumnWeightData(10, 80));
    final TableViewerColumn column2 = new TableViewerColumn(viewer, SWT.NONE);
    column2.getColumn().setText("Value");
    column2.getColumn().setResizable(true);
    column2.getColumn().setWidth(300);
    tableLayout.setColumnData(column2.getColumn(), new ColumnWeightData(70, 220));
    final TableViewerColumn column3 = new TableViewerColumn(viewer, SWT.NONE);
    column3.getColumn().setText("Protected");
    column3.getColumn().setResizable(true);
    column3.getColumn().setWidth(300);
    column3.setLabelProvider(clp);
    tableLayout.setColumnData(column3.getColumn(), new ColumnWeightData(5, 57));
    final TableViewerColumn column4 = new TableViewerColumn(viewer, SWT.NONE);
    column4.getColumn().setText("Mandatory");
    column4.getColumn().setResizable(true);
    column4.getColumn().setWidth(300);
    column4.setLabelProvider(clp);
    tableLayout.setColumnData(column4.getColumn(), new ColumnWeightData(5, 62));
    final TableViewerColumn column5 = new TableViewerColumn(viewer, SWT.NONE);
    column5.getColumn().setText("Multiple");
    column5.getColumn().setResizable(true);
    column5.getColumn().setWidth(300);
    column5.setLabelProvider(clp);
    tableLayout.setColumnData(column5.getColumn(), new ColumnWeightData(5, 82));
    final TableViewerColumn column6 = new TableViewerColumn(viewer, SWT.NONE);
    column6.getColumn().setText("Auto Created");
    column6.getColumn().setResizable(true);
    column6.getColumn().setWidth(300);
    column6.setLabelProvider(clp);
    tableLayout.setColumnData(column6.getColumn(), new ColumnWeightData(5, 77));
    column0.setLabelProvider(clp);
    column0.setEditingSupport(new JcrEditingSupport(this, viewer, ColumnId.NAME));
    column1.setLabelProvider(clp);
    column1.setEditingSupport(new JcrEditingSupport(this, viewer, ColumnId.TYPE));
    column2.setLabelProvider(clp);
    column2.setEditingSupport(new JcrEditingSupport(this, viewer, ColumnId.VALUE));
    column5.setEditingSupport(new JcrEditingSupport(this, viewer, ColumnId.MULTIPLE));
    // Create the help context id for the viewer's control
    PlatformUI.getWorkbench().getHelpSystem().setHelp(viewer.getControl(), "org.apache.sling.ide.eclipse-ui.viewer");
    makeActions();
    hookContextMenu();
    hookDoubleClickAction();
    contributeToActionBars();
    listener = new ISelectionListener() {

        @Override
        public void selectionChanged(IWorkbenchPart part, ISelection selection) {
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection iss = (IStructuredSelection) selection;
                Object firstElem = iss.getFirstElement();
                if (firstElem instanceof JcrNode) {
                    JcrNode jcrNode = (JcrNode) firstElem;
                    setInput(jcrNode);
                    return;
                }
            }
        }
    };
    if (getViewSite() != null) {
        getViewSite().getPage().addSelectionListener(listener);
        final ISelection selection = getViewSite().getPage().getSelection();
        Display.getCurrent().asyncExec(new Runnable() {

            @Override
            public void run() {
                listener.selectionChanged(null, selection);
            }
        });
    }
}