Example usage for org.eclipse.jface.viewers TreeViewer TreeViewer

List of usage examples for org.eclipse.jface.viewers TreeViewer TreeViewer

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers TreeViewer TreeViewer.

Prototype

public TreeViewer(Composite parent, int style)

Source Link

Document

Creates a tree viewer on a newly-created tree control under the given parent.

Usage

From source file:ch.elexis.core.ui.views.rechnung.VerrDetailDialog.java

License:Open Source License

@Override
protected Control createDialogArea(Composite parent) {
    Composite ret = new Composite(parent, SWT.NONE);
    ret.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true));
    ret.setLayout(new FillLayout());
    TreeViewer tv = new TreeViewer(ret, SWT.V_SCROLL);
    tv.setContentProvider(new ITreeContentProvider() {

        public Object[] getChildren(Object parentElement) {
            Tree[] ret = (Tree[]) ((Tree) parentElement).getChildren().toArray(new Tree[0]);
            Arrays.sort(ret, new Comparator<Tree>() {
                public int compare(Tree t1, Tree t2) {
                    if (t1.contents instanceof Konsultation) {
                        Konsultation k1 = (Konsultation) t1.contents;
                        return k1.compareTo((Konsultation) t2.contents);
                    }//from www  .  j  av a2 s  .  c  om
                    return 0;
                }
            });
            return ret;
        }

        public Object getParent(Object element) {
            return ((Tree) element).getParent();
        }

        public boolean hasChildren(Object element) {
            return ((Tree) element).hasChildren();
        }

        public Object[] getElements(Object inputElement) {
            Tree[] ret = (Tree[]) tree.getChildren().toArray(new Tree[0]);
            return ret;
        }

        public void dispose() {
        }

        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }

    });
    tv.setLabelProvider(new LabelProvider() {

        @Override
        public String getText(Object element) {
            Object o = ((Tree) element).contents;
            if (o instanceof Fall) {
                Fall f = (Fall) o;
                Money sum = new Money();
                List<Konsultation> list = faelle.get(f);
                if (list != null) {
                    for (Konsultation k : list) {
                        sum.addMoney(calcKons(k));
                    }
                }
                return f.getLabel() + " - " + sum.getAmountAsString(); //$NON-NLS-1$
            } else if (o instanceof Konsultation) {
                Konsultation k = (Konsultation) o;
                return k.getLabel() + " - " + calcKons(k).getAmountAsString(); //$NON-NLS-1$
            }
            return super.getText(element);
        }

    });
    tv.setInput(this);
    return ret;
}

From source file:ch.elexis.notes.NotesList.java

License:Open Source License

NotesList(Composite parent) {
    super(parent, SWT.NONE);
    setLayout(new GridLayout());
    this.parent = parent;
    Composite cFilter = new Composite(this, SWT.NONE);
    cFilter.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false));
    cFilter.setLayout(new GridLayout(3, false));
    ImageHyperlink clearSearchFieldHyperlink = new ImageHyperlink(cFilter, SWT.NONE);
    clearSearchFieldHyperlink.setImage(Images.IMG_CLEAR.getImage());
    clearSearchFieldHyperlink.addHyperlinkListener(new HyperlinkAdapter() {
        @Override/*from  w ww.  j  a  v  a2  s. co  m*/
        public void linkActivated(HyperlinkEvent e) {
            tFilter.setText(""); //$NON-NLS-1$
            filterExpr = ""; //$NON-NLS-1$
            matches.clear();
            tv.collapseAll();
            tv.removeFilter(notesFilter);
        }
    });
    new Label(cFilter, SWT.NONE).setText(Messages.NotesList_searchLabel);
    tFilter = new Text(cFilter, SWT.SINGLE);
    tFilter.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false));
    tFilter.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            filterExpr = tFilter.getText().toLowerCase();
            matches.clear();
            if (filterExpr.length() == 0) {
                tv.removeFilter(notesFilter);
                tv.collapseAll();
            } else {
                tv.addFilter(notesFilter);
                tv.expandAll();
            }

        }
    });
    tv = new TreeViewer(this, SWT.NONE);
    tv.getControl().setLayoutData(SWTHelper.getFillGridData(1, true, 1, true));
    tv.setContentProvider(new NotesContentProvider());
    tv.setLabelProvider(new DefaultLabelProvider());
    tv.setUseHashlookup(true);
    tv.setInput(parent);
    tv.addSelectionChangedListener(GlobalEventDispatcher.getInstance().getDefaultListener());
}

From source file:ch.elexis.views.rechnung.KonsZumVerrechnenView.java

License:Open Source License

@Override
public void createPartControl(final Composite parent) {
    vc = new ViewerConfigurer(new BasicTreeContentProvider(), new ViewerConfigurer.TreeLabelProvider() {
        // extend the TreeLabelProvider by getImage()

        @SuppressWarnings("unchecked")
        @Override/*www  .  j  a v a  2  s.c om*/
        public Image getImage(final Object element) {
            if (element instanceof Tree) {
                Tree tree = (Tree) element;
                PersistentObject po = (PersistentObject) tree.contents;
                if (po instanceof Fall) {
                    if (po.isValid()) {
                        return Images.IMG_OK.getImage();
                    } else {
                        return Images.IMG_FEHLER.getImage();
                    }
                }
            }
            return null;
        }
    }, null, // new DefaultControlFieldProvider(cv, new
            // String[]{"Datum","Name","Vorname","Geb. Dat"}),
            new ViewerConfigurer.DefaultButtonProvider(),
            new SimpleWidgetProvider(SimpleWidgetProvider.TYPE_TREE, SWT.MULTI | SWT.V_SCROLL, cv));
    SashForm sash = new SashForm(parent, SWT.NULL);
    left = tk.createForm(sash);
    Composite cLeft = left.getBody();
    left.setText(Messages.getString("KonsZumVerrechnenView.allOpenCons")); //$NON-NLS-1$
    cLeft.setLayout(new GridLayout());
    cv.create(vc, cLeft, SWT.NONE, tAll);
    cv.getViewerWidget().setComparator(new KonsZumVerrechnenViewViewerComparator());

    cv.addDoubleClickListener(new DoubleClickListener() {
        @Override
        public void doubleClicked(PersistentObject obj, CommonViewer cv) {
            if (obj instanceof Patient) {
                try {
                    ElexisEventDispatcher.fireSelectionEvent((Patient) obj);
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage()
                            .showView(PatientDetailView2.ID);
                } catch (PartInitException e) {
                    e.printStackTrace();
                }
            } else if (obj instanceof Fall) {
                try {
                    ElexisEventDispatcher.fireSelectionEvent((Fall) obj);
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage()
                            .showView(FallDetailView.ID);
                } catch (PartInitException e) {
                    e.printStackTrace();
                }
            } else if (obj instanceof Konsultation) {
                try {
                    ElexisEventDispatcher.fireSelectionEvent((Konsultation) obj);
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage()
                            .showView(KonsDetailView.ID);
                } catch (PartInitException e) {
                    e.printStackTrace();
                }
            }
        }
    });

    right = tk.createForm(sash);
    Composite cRight = right.getBody();
    right.setText(Messages.getString("KonsZumVerrechnenView.selected")); //$NON-NLS-1$
    cRight.setLayout(new GridLayout());
    tvSel = new TreeViewer(cRight, SWT.V_SCROLL | SWT.MULTI);
    // tvSel.getControl().setLayoutData(SWTHelper.getFillGridData(1,true,t,true));
    tvSel.getControl().setLayoutData(SWTHelper.getFillGridData(1, true, 1, true));
    tvSel.setContentProvider(new BasicTreeContentProvider());
    tvSel.setLabelProvider(new LabelProvider() {
        @SuppressWarnings("unchecked")
        @Override
        public String getText(final Object element) {
            return ((PersistentObject) ((Tree) element).contents).getLabel();
        }

    });
    tvSel.setComparator(new KonsZumVerrechnenViewViewerComparator());
    tvSel.addDropSupport(DND.DROP_MOVE | DND.DROP_COPY, new Transfer[] { TextTransfer.getInstance() },
            new DropTargetAdapter() {

                @Override
                public void dragEnter(final DropTargetEvent event) {
                    event.detail = DND.DROP_COPY;
                }

                @Override
                public void drop(final DropTargetEvent event) {
                    String drp = (String) event.data;
                    String[] dl = drp.split(","); //$NON-NLS-1$
                    for (String obj : dl) {
                        PersistentObject dropped = Hub.poFactory.createFromString(obj);
                        if (dropped instanceof Patient) {
                            selectPatient((Patient) dropped, tAll, tSelection);
                        } else if (dropped instanceof Fall) {
                            selectFall((Fall) dropped, tAll, tSelection);
                        } else if (dropped instanceof Konsultation) {
                            selectBehandlung((Konsultation) dropped, tAll, tSelection);
                        }

                    }
                    tvSel.refresh(true);

                }

            });
    tvSel.addSelectionChangedListener(GlobalEventDispatcher.getInstance().getDefaultListener());
    tvSel.setInput(tSelection);
    // GlobalEvents.getInstance().addActivationListener(this,this);
    sash.setWeights(new int[] { 60, 40 });
    makeActions();
    MenuManager selMenu = new MenuManager();
    selMenu.setRemoveAllWhenShown(true);
    selMenu.addMenuListener(new IMenuListener() {

        public void menuAboutToShow(final IMenuManager manager) {
            manager.add(removeAction);
            manager.add(expandSelAction);
            manager.add(expandSelAllAction);

        }

    });
    tvSel.getControl().setMenu(selMenu.createContextMenu(tvSel.getControl()));

    tvSel.getControl().addListener(SWT.MouseDoubleClick, new Listener() {
        @Override
        public void handleEvent(Event event) {
            org.eclipse.swt.widgets.Tree theWidget = (org.eclipse.swt.widgets.Tree) (event.widget);
            TreeItem obj = theWidget.getSelection()[0];
            TreeItem parent = obj.getParentItem();
            String viewID = "";
            if (parent == null) {
                // no parent at all -> must be patient
                viewID = PatientDetailView2.ID;
            } else {
                // may be case or cons
                TreeItem grandpa = parent.getParentItem();
                if (grandpa == null) {
                    // must be case
                    viewID = FallDetailView.ID;
                } else {
                    // must be cons
                    viewID = KonsDetailView.ID;
                }
            }
            try {
                PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().showView(viewID);
            } catch (PartInitException e) {
                e.printStackTrace();
            }
        }
    });

    menu = new ViewMenus(getViewSite());
    menu.createToolbar(refreshAction, wizardAction, printAction, clearAction, null, billAction);
    menu.createMenu(wizardAction, selectByDateAction);
    menu.createViewerContextMenu(cv.getViewerWidget(), detailAction);
}

From source file:ch.gpb.elexis.cst.view.profileeditor.RemindersComposite.java

License:Open Source License

public RemindersComposite(Composite parent) {
    super(parent, SWT.NONE);

    GridLayout gridLayout = new GridLayout(4, false);
    setLayout(gridLayout);/* www. j a v  a2  s  . c o  m*/

    createLayout(this);

    treeviewer = new TreeViewer(this, SWT.BORDER);
    Tree tree_1 = treeviewer.getTree();
    GridData gd_tree_1 = new GridData(SWT.LEFT, SWT.CENTER, false, false, 4, 1);
    gd_tree_1.heightHint = 230;
    gd_tree_1.widthHint = 500;
    tree_1.setLayoutData(gd_tree_1);
    treeviewer.setContentProvider(new ViewContentProvider());
    treeviewer.setLabelProvider(new ViewLabelProvider());

    Button btnNewAction = new Button(this, SWT.NONE);
    btnNewAction.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));
    btnNewAction.setText("Start new event chain");
    btnNewAction.addSelectionListener(new NewItemListener());

    Button btnExpandAll = new Button(this, SWT.NONE);
    btnExpandAll.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));
    btnExpandAll.setText("Expand All");
    btnExpandAll.addSelectionListener(new ExpandAllListener());

    MenuManager menuMgr = new MenuManager();
    Menu menu = menuMgr.createContextMenu(treeviewer.getControl());
    menuMgr.addMenuListener(new IMenuListener() {
        @Override
        public void menuAboutToShow(IMenuManager manager) {
            if (treeviewer.getSelection().isEmpty()) {
                return;
            }

            if (treeviewer.getSelection() instanceof IStructuredSelection) {
                IStructuredSelection selection = (IStructuredSelection) treeviewer.getSelection();
                manager.add(actionAddObject);
                manager.add(actionDeleteObject);
                manager.add(actionEditObject);

            }
        }
    });

    menuMgr.setRemoveAllWhenShown(true);
    treeviewer.getControl().setMenu(menu);
    treeviewer.getTree().setHeaderVisible(true);
    ColumnViewerToolTipSupport.enableFor(treeviewer);

    makeActions();

    CoreHub.heart.addListener(this);
    new Label(this, SWT.NONE);

    lblHeart = new Label(this, SWT.NONE);
    lblHeart.setText(Messages.RemindersComposite_lblHeart_text);
    GridData gd_lblHeart = new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1);
    gd_lblHeart.heightHint = 50;
    gd_lblHeart.widthHint = 50;
    lblHeart.setLayoutData(gd_lblHeart);
    new Label(this, SWT.NONE);
    new Label(this, SWT.NONE);
    new Label(this, SWT.NONE);

    lblCheckingForActions = new Label(this, SWT.NONE);
    lblCheckingForActions.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));
    lblCheckingForActions.setText(Messages.RemindersComposite_lblCheckingForActions_text);

    treeviewer.addDoubleClickListener(new IDoubleClickListener() {
        @Override
        public void doubleClick(DoubleClickEvent event) {
            TreeViewer viewer = (TreeViewer) event.getViewer();
            IStructuredSelection thisSelection = (IStructuredSelection) event.getSelection();
            Object selectedNode = thisSelection.getFirstElement();
            viewer.setExpandedState(selectedNode, !viewer.getExpandedState(selectedNode));
        }
    });

    imageList = Arrays.asList(imgHeart1, imgHeart2, imgHeart3, imgHeartA, imgHeartB, imgHeartC, imgHeartD,
            imgHeartE);

    lblCheckingForActions.setVisible(false);
    lblHeart.setVisible(false);
}

From source file:ch.hsr.ifs.cutelauncher.ui.TestViewer.java

License:Open Source License

/**
 * This method initializes sashForm//from   www.ja va  2 s  . c o  m
 *
 */
private void createSashForm() {
    sashForm = new SashForm(this, SWT.HORIZONTAL);
    sashForm.setLayoutData(new GridData(GridData.FILL_BOTH));
    treeViewer = new TreeViewer(sashForm, SWT.FLAT);
    treeViewer.setContentProvider(new CuteTestTreeContentProvieder());
    treeViewer.setLabelProvider(new CuteTestLabelProvider());
    treeViewer.setAutoExpandLevel(TreeViewer.ALL_LEVELS);
    treeViewer.addSelectionChangedListener(new CuteTestSelecetionListener(this));
    cuteTestDClickListener = new CuteTestDClickListener(session);
    treeViewer.addDoubleClickListener(cuteTestDClickListener);
    testResultViewer = new TestResultViewer(sashForm, SWT.FLAT);
    testResultViewer.setEditable(false);
    testResultViewer.setIndent(5);
}

From source file:ch.ntb.inf.deep.eclipse.ui.view.ClassTreeView.java

License:Apache License

@Override
public void createPartControl(Composite parent) {
    GridLayout layout = new GridLayout(5, true);
    parent.setLayout(layout);//from www . j ava 2  s .c o  m

    classTreeViewer = new TreeViewer(parent, SWT.SINGLE);
    GridData classTreeViewerData = new GridData(SWT.FILL, SWT.FILL, true, true);
    classTreeViewerData.horizontalSpan = 2;
    classTreeViewer.getControl().setLayoutData(classTreeViewerData);
    classTreeViewer.setLabelProvider(new ClassTreeLabelProvider());
    classTreeViewer.setContentProvider(new ClassTreeContentProvider());
    classTreeViewer.setAutoExpandLevel(2);
    classTreeViewer.addSelectionChangedListener(this);

    textViewer = new TextViewer(parent, SWT.V_SCROLL | SWT.H_SCROLL | SWT.SCROLL_PAGE);
    GridData textViewerData = new GridData(GridData.FILL, GridData.FILL, true, true);
    textViewerData.horizontalSpan = 3;
    textViewerData.verticalSpan = 2;
    textViewer.getControl().setLayoutData(textViewerData);
    Document doc = new Document();
    textViewer.setDocument(doc);

    deviceTreeViewer = new TreeViewer(parent, SWT.SINGLE);
    GridData deviceTreeViewerData = new GridData(SWT.FILL, SWT.FILL, true, true);
    deviceTreeViewerData.horizontalSpan = 2;
    deviceTreeViewer.getControl().setLayoutData(deviceTreeViewerData);
    deviceTreeViewer.setLabelProvider(new DeviceTreeLabelProvider());
    deviceTreeViewer.setContentProvider(new DeviceTreeContentProvider());
    deviceTreeViewer.setAutoExpandLevel(2);
    deviceTreeViewer.addSelectionChangedListener(this);

    //get Display needs to set the font
    Display d = parent.getShell().getDisplay();
    if (d != null) {
        FontData defaultFont = new FontData("Courier", 9, SWT.NORMAL);
        Font font = new Font(d, defaultFont);
        textViewer.getControl().setFont(font);
    }
    textViewer.setEditable(false);

    createActions();
    contributeToActionBars();
}

From source file:ch.powerunit.poweruniteclipse.PowerUnitResultView.java

License:Open Source License

private void createDisplay(Composite parent) {
    Composite comp = new Composite(parent, SWT.NONE);

    GridLayout topLayout = new GridLayout();
    topLayout.numColumns = 2;//from   w  ww  .  ja  v a 2s .  co m
    comp.setLayout(topLayout);

    resultViewer = new TreeViewer(comp, SWT.BORDER | SWT.SINGLE);
    resultViewer.setContentProvider(new TreeResulContentProvider());
    resultViewer.setLabelProvider(new TreeResultLabelProvider());
    resultViewer.setInput(results);
    resultViewer.expandAll();

    GridData gridData = new GridData();
    gridData.widthHint = 200;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessVerticalSpace = true;
    gridData.horizontalSpan = 1;
    resultViewer.getTree().setLayoutData(gridData);

    stackTrace = new Text(comp, SWT.BORDER | SWT.WRAP | SWT.V_SCROLL | SWT.H_SCROLL);
    stackTrace.setEditable(false);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessVerticalSpace = true;
    gridData.grabExcessHorizontalSpace = true;
    gridData.horizontalSpan = 1;
    stackTrace.setLayoutData(gridData);

    resultViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {

            if (event.getSelection().isEmpty()) {
                stackTrace.setText("");
            } else if (event.getSelection() instanceof IStructuredSelection) {
                IStructuredSelection selection = (IStructuredSelection) event.getSelection();
                Object s = selection.getFirstElement();
                if (s instanceof Testcase) {
                    Testcase tc = (Testcase) s;
                    if (!tc.getError().isEmpty()) {
                        stackTrace.setText(tc.getError().get(0).getContent());
                    } else if (!tc.getFailure().isEmpty()) {
                        stackTrace.setText(tc.getFailure().get(0).getContent());
                    } else {
                        stackTrace.setText("");
                    }
                } else {
                    stackTrace.setText("");
                }
            }

        }
    });

}

From source file:ch.wess.ezclipse.varbrowser.internal.VarBrowser.java

License:Open Source License

/**
 * Method called at start to create the GUI of the view.
 *///from   w w w  . j av a  2  s . co  m
@Override
public void createPartControl(final Composite parent) {
    IFile file = null;
    try {
        file = (IFile) getSite().getPage().getActiveEditor().getEditorInput().getAdapter(IFile.class);
    } catch (Exception e) {
        // Nothing to do
    }

    String nodeId = ""; //$NON-NLS-1$
    IProject project = null;

    if (file != null) {
        try {
            nodeId = file.getPersistentProperty(IFileProperties.NODE_ID);
            project = file.getProject();
        } catch (CoreException ce) {
            // Nothing to do.
        }
    }

    contentProvider = new VariableTreeContentProvider(project, nodeId);

    treeViewer = new TreeViewer(parent, SWT.H_SCROLL | SWT.V_SCROLL | SWT.VIRTUAL);
    treeViewer.setContentProvider(contentProvider);

    if (file != null)
        treeViewer.setInput(new VariableTreeInput(file.getProject(), nodeId));

    TreeViewerColumn column1 = new TreeViewerColumn(treeViewer, SWT.NONE);
    column1.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (!(element instanceof Variable))
                return Messages.getString("VarBrowser.0"); //$NON-NLS-1$
            return ((Variable) element).getName();
        }
    });
    column1.getColumn().setText(Messages.getString("VarBrowser.1")); //$NON-NLS-1$
    column1.getColumn().setWidth(200);

    TreeViewerColumn column2 = new TreeViewerColumn(treeViewer, SWT.NONE);
    column2.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (!(element instanceof Variable))
                return ""; //$NON-NLS-1$
            return ((Variable) element).getType();
        }
    });
    column2.getColumn().setText(Messages.getString("VarBrowser.2")); //$NON-NLS-1$
    column2.getColumn().setWidth(200);

    TreeViewerColumn column3 = new TreeViewerColumn(treeViewer, SWT.NONE);
    column3.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (!(element instanceof Variable))
                return ""; //$NON-NLS-1$
            return ((Variable) element).getValue();
        }
    });
    column3.getColumn().setText(Messages.getString("VarBrowser.3")); //$NON-NLS-1$
    column3.getColumn().setWidth(300);

    treeViewer.getTree().setHeaderVisible(true);
    treeViewer.getTree().setLinesVisible(true);

    getSite().getWorkbenchWindow().getSelectionService().addSelectionListener(this);

    createContextMenu();
}

From source file:cideplus.ui.astview.ASTView.java

License:Open Source License

@Override
public void createPartControl(Composite parent) {
    fSash = new SashForm(parent, SWT.VERTICAL | SWT.SMOOTH);
    fViewer = new TreeViewer(fSash, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    fDrillDownAdapter = new DrillDownAdapter(fViewer);
    fViewer.setContentProvider(new ASTViewContentProvider());
    fASTLabelProvider = new ASTViewLabelProvider();
    fViewer.setLabelProvider(fASTLabelProvider);
    fViewer.addSelectionChangedListener(fSuperListener);
    fViewer.addDoubleClickListener(fSuperListener);
    fViewer.addFilter(new ViewerFilter() {
        @Override/*ww  w  .  j a v a2  s  .co  m*/
        public boolean select(Viewer viewer, Object parentElement, Object element) {
            if (!fCreateBindings && element instanceof Binding)
                return false;
            return true;
        }
    });
    fViewer.addFilter(fNonRelevantFilter);

    ViewForm trayForm = new ViewForm(fSash, SWT.NONE);
    Label label = new Label(trayForm, SWT.NONE);
    label.setText(" Comparison Tray (* = selection in the upper tree):"); //$NON-NLS-1$
    trayForm.setTopLeft(label);

    fTray = new TreeViewer(trayForm, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    trayForm.setContent(fTray.getTree());

    fTrayRoots = new ArrayList();
    fTray.setContentProvider(new TrayContentProvider());
    final TrayLabelProvider trayLabelProvider = new TrayLabelProvider();
    fTray.setLabelProvider(trayLabelProvider);
    fTray.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS);
    fTrayUpdater = new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection viewerSelection = (IStructuredSelection) fViewer.getSelection();
            if (viewerSelection.size() == 1) {
                Object first = viewerSelection.getFirstElement();
                if (unwrapAttribute(first) != null) {
                    trayLabelProvider.setViewerElement(first);
                    return;
                }
            }
            trayLabelProvider.setViewerElement(null);
        }
    };
    fTray.addPostSelectionChangedListener(fTrayUpdater);
    fViewer.addPostSelectionChangedListener(fTrayUpdater);
    fTray.addDoubleClickListener(new IDoubleClickListener() {
        public void doubleClick(DoubleClickEvent event) {
            performTrayDoubleClick();
        }
    });
    fTray.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) event.getSelection();
            fDeleteAction.setEnabled(selection.size() >= 1 && fTray.getTree().isFocusControl());
        }
    });
    fTray.getTree().addFocusListener(new FocusAdapter() {
        @Override
        public void focusGained(FocusEvent e) {
            IStructuredSelection selection = (IStructuredSelection) fTray.getSelection();
            fDeleteAction.setEnabled(selection.size() >= 1);
        }

        @Override
        public void focusLost(FocusEvent e) {
            fDeleteAction.setEnabled(false);
        }
    });

    makeActions();
    hookContextMenu();
    hookTrayContextMenu();
    contributeToActionBars();
    getSite().setSelectionProvider(new ASTViewSelectionProvider());

    try {
        IEditorPart part = EditorUtility.getActiveEditor();
        if (part instanceof ITextEditor) {
            setInput((ITextEditor) part);
        }
    } catch (CoreException e) {
        // ignore
    }
    if (fTypeRoot == null) {
        clearView();
    } else {
        setASTUptoDate(fTypeRoot != null);
    }
}

From source file:cn.dockerfoundry.ide.eclipse.explorer.ui.views.DockerExplorerView.java

License:Open Source License

/**
 * This is a callback that will allow us
 * to create the viewer and initialize it.
 */// w  w w.  j  a va 2  s  .  c  om
public void createPartControl(Composite parent) {
    viewer = new TreeViewer(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL);
    drillDownAdapter = new DrillDownAdapter(viewer);
    viewer.setContentProvider(new ViewContentProvider());
    viewer.setLabelProvider(new ViewLabelProvider());
    viewer.setSorter(new NameSorter());
    viewer.setInput(getInitInput());

    // Create the help context id for the viewer's control
    PlatformUI.getWorkbench().getHelpSystem().setHelp(viewer.getControl(),
            "cn.dockerfoundry.ide.eclipse.explorer.ui.viewer");
    makeActions();
    hookContextMenu();
    hookSingleClickAction();
    hookDoubleClickAction();
    contributeToActionBars();
}