| 1 | package de.ugoe.cs.swe.bnftools.ui.views.syntaxdiagram;
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| 2 |
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| 3 | import org.eclipse.draw2d.ColorConstants;
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| 4 | import org.eclipse.draw2d.Figure;
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| 5 | import org.eclipse.draw2d.FigureCanvas;
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| 6 | import org.eclipse.draw2d.LightweightSystem;
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| 7 | import org.eclipse.draw2d.MarginBorder;
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| 8 | import org.eclipse.draw2d.ToolbarLayout;
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| 9 | import org.eclipse.draw2d.Viewport;
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| 10 | import org.eclipse.draw2d.geometry.Rectangle;
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| 11 | import org.eclipse.jface.text.ITextSelection;
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| 12 | import org.eclipse.jface.viewers.ISelection;
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| 13 | import org.eclipse.swt.SWT;
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| 14 | import org.eclipse.swt.layout.FillLayout;
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| 15 | import org.eclipse.swt.widgets.Composite;
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| 16 | import org.eclipse.ui.IEditorPart;
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| 17 | import org.eclipse.ui.ISelectionListener;
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| 18 | import org.eclipse.ui.IWorkbenchPage;
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| 19 | import org.eclipse.ui.IWorkbenchPart;
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| 20 | import org.eclipse.ui.PlatformUI;
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| 21 | import org.eclipse.ui.part.ViewPart;
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| 22 | import org.eclipse.xtext.parsetree.NodeAdapter;
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| 23 | import org.eclipse.xtext.ui.editor.XtextEditor;
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| 24 |
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| 25 | import de.ugoe.cs.swe.bnftools.utils.Utils;
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| 26 |
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| 27 | public class SyntaxDiagramView extends ViewPart {
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| 28 |
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| 29 | public static final String ID = "org.etsi.bnftools.views.syntaxdiagram.SyntaxDiagramView"; //$NON-NLS-1$
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| 30 |
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| 31 | private FigureCanvas canvas;
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| 32 |
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| 33 | public SyntaxDiagramView() {
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| 34 | }
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| 35 |
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| 36 | public void createPartControl(Composite parent) {
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| 37 | Composite container = new Composite(parent, SWT.NONE);
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| 38 |
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| 39 | container.setLayout(new FillLayout());
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| 40 | canvas = new FigureCanvas(container, SWT.V_SCROLL | SWT.H_SCROLL);
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| 41 | canvas.setViewport(new Viewport(true));
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| 42 | canvas.setScrollBarVisibility(FigureCanvas.ALWAYS);
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| 43 |
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| 44 | createActions();
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| 45 | initializeToolBar();
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| 46 | initializeMenu();
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| 47 |
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| 48 | getSite().getWorkbenchWindow().getSelectionService()
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| 49 | .addPostSelectionListener(new ISelectionListener() {
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| 50 | public void selectionChanged(IWorkbenchPart part,
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| 51 | ISelection selection) {
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| 52 | if (selection instanceof ITextSelection) {
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| 53 | IWorkbenchPage activePage = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
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| 54 | if (activePage == null)
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| 55 | return;
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| 56 | IEditorPart activeEditor = activePage.getActiveEditor();
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| 57 | if (activeEditor == null)
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| 58 | return;
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| 59 | XtextEditor xtextEditor = (XtextEditor) activeEditor.getAdapter(XtextEditor.class);
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| 60 |
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| 61 | ITextSelection mySelection = (ITextSelection) selection;
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| 62 |
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| 63 | if ((xtextEditor != null) && (mySelection != null)) {
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| 64 | NodeAdapter node = Utils.findNodeFromSelection(
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| 65 | xtextEditor, mySelection);
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| 66 | if (node != null)
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| 67 | draw(node);
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| 68 | }
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| 69 | }
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| 70 | }
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| 71 | });
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| 72 | }
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| 73 |
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| 74 | public void draw(NodeAdapter node) {
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| 75 | Figure mainFigure = new Figure();
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| 76 | mainFigure.setBounds(new Rectangle(canvas.getBounds()));
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| 77 | ToolbarLayout mainLayout = new ToolbarLayout();
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| 78 | mainLayout.setStretchMinorAxis(false);
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| 79 | mainLayout.setMinorAlignment(ToolbarLayout.ALIGN_CENTER);
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| 80 | mainFigure.setLayoutManager(mainLayout);
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| 81 | mainFigure.setOpaque(true);
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| 82 | mainFigure.setBackgroundColor(ColorConstants.white);
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| 83 | mainFigure.setBorder(new MarginBorder(10));
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| 84 |
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| 85 | canvas.setContents(mainFigure);
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| 86 |
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| 87 | LightweightSystem lws = new LightweightSystem(canvas);
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| 88 | lws.setContents(canvas.getViewport());
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| 89 |
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| 90 | SyntaxDiagramFigure newSyntaxDiagram = new SyntaxDiagramCreator(node).createSyntaxDiagram();
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| 91 |
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| 92 | mainFigure.add(newSyntaxDiagram);
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| 93 | }
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| 94 |
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| 95 | private void createActions() {
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| 96 | // Create the actions
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| 97 | }
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| 98 |
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| 99 | private void initializeToolBar() {
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| 100 | // IToolBarManager toolbarManager = getViewSite().getActionBars()
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| 101 | // .getToolBarManager();
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| 102 | }
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| 103 |
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| 104 | private void initializeMenu() {
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| 105 | // IMenuManager menuManager = getViewSite().getActionBars()
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| 106 | // .getMenuManager();
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| 107 | }
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| 108 |
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| 109 | @Override
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| 110 | public void setFocus() {
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| 111 | // Set the focus
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| 112 | }
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| 113 |
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| 114 | } |
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