Java Code Examples for org.eclipse.swt.widgets.Tree#setLinesVisible()

@Override
protected TreeViewer createViewer(final Composite parent, final AbstractColumnLayout columnLayout,
		final int style) {
	final TreeViewer viewer = new TreeViewer(parent, virual ? (style | VIRTUAL) : style);
	final Tree tree = viewer.getTree();
	tree.setLinesVisible(linesVisible);
	tree.setHeaderVisible(headerVisible);

	int columnIndex = 0;
	for (final String columnLabel : columnLabels) {

		final TreeViewerColumn viewerColumn = new TreeViewerColumn(viewer, NONE);
		final TreeColumn column = viewerColumn.getColumn();
		columnLayout.setColumnData(column, createColumnLayoutData(columnIndex));
		column.setText(columnLabel);
		column.setMoveable(moveable);

		columnIndex++;
	}

	return viewer;
}
 

public static TreeViewer createViewer(
		Composite parent, String[] headers, IBaseLabelProvider label) {
	TreeViewer viewer = new TreeViewer(parent,
			SWT.BORDER | SWT.FULL_SELECTION | SWT.VIRTUAL | SWT.MULTI);
	Tree tree = viewer.getTree();
	boolean hasColumns = headers != null && headers.length > 0;
	tree.setLinesVisible(hasColumns);
	tree.setHeaderVisible(hasColumns);
	if (hasColumns) {
		createColumns(viewer, headers, label);
	}
	if (label != null) {
		viewer.setLabelProvider(label);
	}
	GridData data = UI.gridData(tree, true, true);
	data.minimumHeight = 120;
	Point p = parent.computeSize(SWT.DEFAULT, SWT.DEFAULT);
	data.heightHint = p.y < 120 ? 120 : p.y;
	return viewer;
}
 

public static void main(String[] args) {

		Display display = new Display();
		Shell shell = new Shell(display);
		GridLayout layout = new GridLayout(1, false);
		shell.setLayout(layout);

		final List<Team> items = createList();

		// 1) Create pageable tree with 10 items per page
		// This SWT Component create internally a SWT Tree+JFace TreeViewer
		int pageSize = 10;
		PageableTree pageableTree = new PageableTree(shell, SWT.BORDER,
				SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL, pageSize);
		pageableTree.setLayoutData(new GridData(GridData.FILL_BOTH));

		// 2) Initialize the tree viewer + SWT Tree
		TreeViewer viewer = pageableTree.getViewer();
		viewer.setContentProvider(TeamContentProvider.getInstance());
		viewer.setLabelProvider(new LabelProvider());

		Tree tree = viewer.getTree();
		tree.setHeaderVisible(true);
		tree.setLinesVisible(true);

		// 3) Create Tree columns with sort of paginated list.
		createColumns(viewer);

		// 3) Set current page to 0 to refresh the tree
		pageableTree.setPageLoader(new PageResultLoaderList<Team>(items));
		pageableTree.setCurrentPage(0);

		shell.setSize(400, 250);
		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch())
				display.sleep();
		}
		display.dispose();
	}
 

public XViewer(Tree tree, IXViewerFactory xViewerFactory, boolean filterRealTime, boolean searchRealTime) {
   super(tree);
   this.xViewerFactory = xViewerFactory;
   this.menuManager = new MenuManager();
   this.menuManager.setRemoveAllWhenShown(true);
   this.menuManager.createContextMenu(tree.getParent());
   if (xViewerFactory.isFilterUiAvailable()) {
      this.filterDataUI = new FilterDataUI(this, filterRealTime);
   } else {
      this.filterDataUI = null;
   }
   if (xViewerFactory.isSearchUiAvailable()) {
      this.searchDataUI = new SearchDataUI(this, searchRealTime);
   } else {
      this.searchDataUI = null;
   }
   this.columnFilterDataUI = new ColumnFilterDataUI(this);
   try {
      customizeMgr = new CustomizeManager(this, xViewerFactory);
   } catch (Exception ex) {
      XViewerLog.logAndPopup(Activator.class, Level.SEVERE, ex);
   }
   createSupportWidgets(parentToTopComposites.get(tree.getParent()));
   parentToTopComposites.remove(tree.getParent());

   tree.setHeaderVisible(true);
   tree.setLinesVisible(true);
   setUseHashlookup(true);
   setupCtrlKeyListener();
   if (xViewerFactory.isCellGradientOn()) {
      xViewerGradient = new XViewerGradient(this);
   }
}
 

/**
 * Create an instance.
 */
public ProjectCompareTree(Composite parent, int style, ProjectCompareTreeHelper projectCompareTreeHelper) {
	super(parent, style);
	this.projectCompareTreeHelper = projectCompareTreeHelper;

	parent.addDisposeListener(new DisposeListener() {
		@Override
		public void widgetDisposed(DisposeEvent e) {
			onDispose();
		}
	});

	col_diff_error_fg = new Color(parent.getDisplay(), 255, 40, 40);
	col_diff_conformant_fg = new Color(parent.getDisplay(), 60, 127, 95);
	col_classifier_bg = new Color(parent.getDisplay(), 200, 220, 250);

	final Tree tree = getTree();
	for (int n = 0; n < NUM_OF_COLUMNS; n++) {
		final TreeColumn colN = new TreeColumn(tree, SWT.LEFT);
		if (n == 0)
			colN.setWidth(300); // make API column a bit wider
		else
			colN.setWidth(200);
	}

	tree.setHeaderVisible(true);
	tree.setLinesVisible(true);

	setLabelProvider(new MyLabelProvider());
	setContentProvider(new MyContentProvider());

	setComparison(null, null, null);
}
 

/**
 * Constructor
 *
 * @param parent
 *            The parent composite that holds this viewer
 * @param treeViewer
 *            The tree viewer to use
 * @since 3.1
 */
public AbstractTmfTreeViewer(Composite parent, TreeViewer treeViewer) {
    super(parent);
    /* Build the tree viewer part of the view */
    fTreeViewer = treeViewer;
    final Tree tree = fTreeViewer.getTree();
    tree.setHeaderVisible(true);
    tree.setLinesVisible(true);
    fTreeViewer.setContentProvider(new TreeContentProvider());
    fTreeViewer.setLabelProvider(new TreeLabelProvider());
    List<TmfTreeColumnData> columns = getColumnDataProvider().getColumnData();
    this.setTreeColumns(columns);
}
 

/**
 * Creates the view.
 *
 * @param root
 */
private void create(final Composite root) {

    root.setLayout(new FillLayout());
    
    final Tree tree = new Tree(root, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    tree.setHeaderVisible(true);
    
    treeViewer = new TreeViewer(tree);
    tree.setMenu(new ClipboardHandlerTree(treeViewer).getMenu());
    
    final TreeColumn column1 = new TreeColumn(tree, SWT.LEFT);
    tree.setLinesVisible(true);
    column1.setAlignment(SWT.LEFT);
    column1.setText(Resources.getMessage("PropertiesView.1")); //$NON-NLS-1$
    column1.setWidth(160);
    final TreeColumn column2 = new TreeColumn(tree, SWT.RIGHT);
    column2.setAlignment(SWT.LEFT);
    column2.setText(Resources.getMessage("PropertiesView.2")); //$NON-NLS-1$
    column2.setWidth(100);

    treeViewer.setContentProvider(new OutputContentProvider());
    treeViewer.setLabelProvider(new OutputLabelProvider());

    treeViewer.setInput(roots);
    treeViewer.expandAll();
}
 

/**
 * @see org.eclipse.nebula.widgets.opal.propertytable.AbstractPTWidget#buildWidget(org.eclipse.swt.widgets.Composite)
 */
@Override
protected void buildWidget(final Composite parent) {
	tree = new Tree(parent, SWT.FULL_SELECTION);
	tree.setLinesVisible(true);
	tree.setHeaderVisible(true);
	tree.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true, 3, 1));

	final TreeColumn propertyColumn = new TreeColumn(tree, SWT.NONE);
	propertyColumn.setText(ResourceManager.getLabel(ResourceManager.PROPERTY));

	final TreeColumn valueColumn = new TreeColumn(tree, SWT.NONE);
	valueColumn.setText(ResourceManager.getLabel(ResourceManager.VALUE));

	fillData();
	tree.addControlListener(new ControlAdapter() {

		/**
		 * @see org.eclipse.swt.events.ControlAdapter#controlResized(org.eclipse.swt.events.ControlEvent)
		 */
		@Override
		public void controlResized(final ControlEvent e) {
			final Rectangle area = tree.getParent().getClientArea();
			final Point size = tree.computeSize(SWT.DEFAULT, SWT.DEFAULT);
			final ScrollBar vBar = tree.getVerticalBar();
			int width = area.width - tree.computeTrim(0, 0, 0, 0).width - vBar.getSize().x;
			if (size.y > area.height + tree.getHeaderHeight()) {
				// Subtract the scrollbar width from the total column width
				// if a vertical scrollbar will be required
				final Point vBarSize = vBar.getSize();
				width -= vBarSize.x;
			}
			propertyColumn.pack();
			valueColumn.setWidth(width - propertyColumn.getWidth());
			tree.removeControlListener(this);
		}

	});

	tree.addListener(SWT.Selection, event -> {
		if (tree.getSelectionCount() == 0 || tree.getSelection()[0] == null) {
			return;
		}
		updateDescriptionPanel(tree.getSelection()[0].getData());
	});

}
 

void createPage1() {
	Composite composite = new Composite(getContainer(), SWT.NONE);
	FillLayout layout = new FillLayout();
	composite.setLayout(layout);
	
	Tree tree = new Tree(composite, SWT.BORDER | SWT.H_SCROLL
			| SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.MULTI);
	tree.setHeaderVisible(true);
	tree.setLinesVisible(true);
	TreeColumn column1 = new TreeColumn(tree, SWT.LEFT);
	column1.setWidth(250);
	column1.setResizable(true);
	TreeColumn column2 = new TreeColumn(tree, SWT.LEFT);
	column2.setWidth(40);
	column2.setResizable(true);
	TreeColumn column3 = new TreeColumn(tree, SWT.LEFT);
	column3.setWidth(250);
	column3.setResizable(true);
	TreeColumn column4 = new TreeColumn(tree, SWT.LEFT);
	column4.setWidth(600);
	column4.setResizable(true);
	
	TreeViewer resultsViewer = new TreeViewer(tree);
	resultsViewer.setLabelProvider(new TSVResultsLabelProvider());
	resultsViewer.setContentProvider(new TSVResultsContentProvider(resultMap));
	resultsViewer.setInput(createModel());
	
	resultsViewer.addDoubleClickListener(new IDoubleClickListener() {
		@Override
		public void doubleClick(DoubleClickEvent event) {
			
			IStructuredSelection structuredSelection = (IStructuredSelection) event.getSelection();
	        if (structuredSelection.isEmpty()) return;

	        Object selection = structuredSelection.getFirstElement();
	        
	        if (selection instanceof TSVResult) {
	        	String fileName = ((TSVResult) selection).getFilename();
	        	int lineNumber = ((TSVResult) selection).getLineNumber();
	        	String extensionName = fileName.replaceAll("-items.xml", "");
	        		
	        	IProject extension = ResourcesPlugin.getWorkspace().getRoot().getProject(extensionName);
	        	IFile itemsxml = extension.getFile("resources/" + fileName);
	        	if (itemsxml.exists()) {
		        	IMarker marker;
		        	try {
						marker = itemsxml.createMarker(IMarker.TEXT);
						HashMap<String, Object> map = new HashMap<String, Object>();
						map.put(IMarker.LINE_NUMBER, lineNumber);
						marker.setAttributes(map);
						IDE.openEditor(getSite().getPage(), marker);
						marker.delete();
					}
		        	catch (CoreException e) {
						e.printStackTrace();
					}
	        	}
	        	else {
	        		MessageBox dialog = new MessageBox(getContainer().getShell(), SWT.ICON_WARNING | SWT.OK);
	        		dialog.setText("Extension not found");
	        		dialog.setMessage("The extension " + extensionName + " was not found in the workspace. Please import it and try again.");
	        		dialog.open();
	        	}
	        }
		}
		
	});

	int index = addPage(composite);
	setPageText(index, "Results");
}
 

private void createParameterGroup( Composite composite )
{
	final Group group2 = new Group( composite, SWT.NONE );
	group2.setLayout( new GridLayout( ) );
	group2.setLayoutData( new GridData( SWT.FILL,
			SWT.FILL,
			true,
			true,
			1,
			8 ) );// GridData.FILL_BOTH));

	group2.setText( Messages.getString( "PromptParameterDialog.parameterGroup.title" ) );

	Label label1 = new Label( group2, SWT.NONE );
	label1.setText( Messages.getString( "PromptParameterDialog.parameterGroup.label" ) );

	TreeViewer viewer2 = new TreeViewer( group2, SWT.FULL_SELECTION );

	Tree tableTree2 = viewer2.getTree( );
	GridData gd = new GridData( GridData.FILL_BOTH );
	tableTree2.setLayoutData( gd );
	tableTree2.setHeaderVisible( true );
	tableTree2.setLinesVisible( true );

	TreeViewerColumn tvc21 = new TreeViewerColumn( viewer2, SWT.NONE );
	tvc21.getColumn( )
			.setText( Messages.getString( "PromptParameterDialog.parameterGroup.nameColumn" ) ); //$NON-NLS-1$
	tvc21.getColumn( ).setWidth( 200 );
	tvc21.setLabelProvider( new NameLabelProvider( selectedStatusMap ) );
	tvc21.setEditingSupport( new ParameterEditingSupport( viewer2,
			selectedStatusMap ) );

	TreeViewerColumn tvc22 = new TreeViewerColumn( viewer2, SWT.NONE );
	tvc22.getColumn( )
			.setText( Messages.getString( "PromptParameterDialog.parameterGroup.previousValue" ) ); //$NON-NLS-1$
	tvc22.getColumn( ).setWidth( 200 );
	tvc22.setLabelProvider( new PreviousValueLabelProvider( ) );

	TreeViewerColumn tvc23 = new TreeViewerColumn( viewer2, SWT.NONE );
	tvc23.getColumn( )
			.setText( Messages.getString( "PromptParameterDialog.parameterGroup.revisedValue" ) ); //$NON-NLS-1$
	tvc23.getColumn( ).setWidth( 200 );
	tvc23.setLabelProvider( new RevisedValueLabelProvider( ) );

	viewer2.setContentProvider( new ParameterContentProvider( ) );
	viewer2.setInput( ( (IAmbiguousOption) input ).getAmbiguousParameters( ) );
	viewer2.expandAll( );
}
 

/**
 * Creates the columns for the view
 */
@Override
public void createPartControl(Composite parent) {
  Tree main =
      new Tree(parent, SWT.SINGLE | SWT.FULL_SELECTION | SWT.H_SCROLL
          | SWT.V_SCROLL);
  main.setHeaderVisible(true);
  main.setLinesVisible(false);
  main.setLayoutData(new GridData(GridData.FILL_BOTH));

  TreeColumn serverCol = new TreeColumn(main, SWT.SINGLE);
  serverCol.setText("Location");
  serverCol.setWidth(300);
  serverCol.setResizable(true);

  TreeColumn locationCol = new TreeColumn(main, SWT.SINGLE);
  locationCol.setText("Master node");
  locationCol.setWidth(185);
  locationCol.setResizable(true);

  TreeColumn stateCol = new TreeColumn(main, SWT.SINGLE);
  stateCol.setText("State");
  stateCol.setWidth(95);
  stateCol.setResizable(true);

  TreeColumn statusCol = new TreeColumn(main, SWT.SINGLE);
  statusCol.setText("Status");
  statusCol.setWidth(300);
  statusCol.setResizable(true);

  viewer = new TreeViewer(main);
  viewer.setContentProvider(this);
  viewer.setLabelProvider(this);
  viewer.setInput(CONTENT_ROOT); // don't care

  getViewSite().setSelectionProvider(viewer);
  
  getViewSite().getActionBars().setGlobalActionHandler(
      ActionFactory.DELETE.getId(), deleteAction);
  getViewSite().getActionBars().getToolBarManager().add(editServerAction);
  getViewSite().getActionBars().getToolBarManager().add(newLocationAction);

  createActions();
  createContextMenu();
}
 

/**
 * Creates the view.
 *
 * @param root
 */
private void create(final Composite root) {

    root.setLayout(new FillLayout());
    
    Tree tree = new Tree(root, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    tree.setHeaderVisible(true);
    
    treeViewer = new TreeViewer(tree);
    tree.setMenu(new ClipboardHandlerTree(treeViewer).getMenu());
    
    final TreeColumn column1 = new TreeColumn(tree, SWT.LEFT);
    tree.setLinesVisible(true);
    column1.setAlignment(SWT.LEFT);
    column1.setText(Resources.getMessage("PropertiesView.3")); //$NON-NLS-1$
    column1.setWidth(160);
    final TreeColumn column2 = new TreeColumn(tree, SWT.RIGHT);
    column2.setAlignment(SWT.LEFT);
    column2.setText(Resources.getMessage("PropertiesView.4")); //$NON-NLS-1$
    column2.setWidth(100);
    final TreeColumn column6 = new TreeColumn(tree, SWT.RIGHT);
    column6.setAlignment(SWT.LEFT);
    column6.setText(Resources.getMessage("PropertiesView.5")); //$NON-NLS-1$
    column6.setWidth(100);
    final TreeColumn column7 = new TreeColumn(tree, SWT.RIGHT);
    column7.setAlignment(SWT.LEFT);
    column7.setText(Resources.getMessage("PropertiesView.101")); //$NON-NLS-1$
    column7.setWidth(80);
    final TreeColumn column3 = new TreeColumn(tree, SWT.RIGHT);
    column3.setAlignment(SWT.LEFT);
    column3.setText(Resources.getMessage("PropertiesView.6")); //$NON-NLS-1$
    column3.setWidth(50);
    final TreeColumn column4 = new TreeColumn(tree, SWT.RIGHT);
    column4.setAlignment(SWT.LEFT);
    column4.setText(Resources.getMessage("PropertiesView.7")); //$NON-NLS-1$
    column4.setWidth(50);
    final TreeColumn column5 = new TreeColumn(tree, SWT.RIGHT);
    column5.setAlignment(SWT.LEFT);
    column5.setText(Resources.getMessage("PropertiesView.8")); //$NON-NLS-1$
    column5.setWidth(50);
    final TreeColumn column8 = new TreeColumn(tree, SWT.RIGHT);
    column8.setAlignment(SWT.LEFT);
    column8.setText(Resources.getMessage("PropertiesView.113")); //$NON-NLS-1$
    column8.setWidth(50);
    final TreeColumn column9 = new TreeColumn(tree, SWT.RIGHT);
    column9.setAlignment(SWT.LEFT);
    column9.setText(Resources.getMessage("PropertiesView.126")); //$NON-NLS-1$
    column9.setWidth(50);

    treeViewer.setContentProvider(new InputContentProvider());
    treeViewer.setLabelProvider(new InputLabelProvider());

    treeViewer.setInput(roots);
    treeViewer.expandAll();
}
 

/**
 * Creates the columns for the view
 */
@Override
public void createPartControl(Composite parent) {
  Tree main =
      new Tree(parent, SWT.SINGLE | SWT.FULL_SELECTION | SWT.H_SCROLL
          | SWT.V_SCROLL);
  main.setHeaderVisible(true);
  main.setLinesVisible(false);
  main.setLayoutData(new GridData(GridData.FILL_BOTH));

  TreeColumn serverCol = new TreeColumn(main, SWT.SINGLE);
  serverCol.setText("Location");
  serverCol.setWidth(300);
  serverCol.setResizable(true);

  TreeColumn locationCol = new TreeColumn(main, SWT.SINGLE);
  locationCol.setText("Master node");
  locationCol.setWidth(185);
  locationCol.setResizable(true);

  TreeColumn stateCol = new TreeColumn(main, SWT.SINGLE);
  stateCol.setText("State");
  stateCol.setWidth(95);
  stateCol.setResizable(true);

  TreeColumn statusCol = new TreeColumn(main, SWT.SINGLE);
  statusCol.setText("Status");
  statusCol.setWidth(300);
  statusCol.setResizable(true);

  viewer = new TreeViewer(main);
  viewer.setContentProvider(this);
  viewer.setLabelProvider(this);
  viewer.setInput(CONTENT_ROOT); // don't care

  getViewSite().setSelectionProvider(viewer);
  
  getViewSite().getActionBars().setGlobalActionHandler(
      ActionFactory.DELETE.getId(), deleteAction);
  getViewSite().getActionBars().getToolBarManager().add(editServerAction);
  getViewSite().getActionBars().getToolBarManager().add(newLocationAction);

  createActions();
  createContextMenu();
}