org.eclipse.jface.viewers.IOpenListener Java Examples

@Override
public Viewer createDiffViewer(final Composite parent) {
    viewer = new DiffTreeViewer(parent, getCompareConfiguration());
    viewer.addOpenListener(new IOpenListener() {

        @Override
        public void open(final OpenEvent event) {
            final IStructuredSelection sel = (IStructuredSelection) event.getSelection();
            final DiffNode obj = (DiffNode) sel.getFirstElement();
            obj.setDontExpand(false);
        }
    });
    viewer.setFilters(getFilters());
    viewer.setLabelProvider(new DiffTreeLabelProvider());
    viewer.setContentProvider(new BonitaScriptRefactoringContentProvider());
    viewer.setInput(root);
    viewer.expandAll();

    return viewer;
}
 

public void createPartControl(Composite parent) {
	GridLayout layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	layout.numColumns = 1;
	parent.setLayout(layout);		

	treeViewer = new TreeViewer(parent, SWT.FULL_SELECTION);
	treeViewer.setLabelProvider(new ConflictsLabelProvider());
	treeViewer.setContentProvider(new ConflictsContentProvider());
	treeViewer.setUseHashlookup(true);
	GridData layoutData = new GridData();
	layoutData.grabExcessHorizontalSpace = true;
	layoutData.grabExcessVerticalSpace = true;
	layoutData.horizontalAlignment = GridData.FILL;
	layoutData.verticalAlignment = GridData.FILL;
	treeViewer.getControl().setLayoutData(layoutData);
	TableLayout tableLayout = new TableLayout();
	treeViewer.getTree().setLayout(tableLayout);

	DisposeListener disposeListener = new DisposeListener() {
		public void widgetDisposed(DisposeEvent e) {
			TreeColumn col = (TreeColumn)e.getSource();
			if (col.getWidth() > 0) settings.put("TreeConflictsView.col." + col.getText(), col.getWidth()); //$NON-NLS-1$
		}			
	};
	for (int i = 0; i < columnHeaders.length; i++) {
		TreeColumn tc = new TreeColumn(treeViewer.getTree(), SWT.NONE,i);
		tc.setResizable(columnLayouts[i].resizable);
		tc.setText(columnHeaders[i]);
		setColumnWidth(tableLayout, disposeListener, tc, i);
	}
	
	treeViewer.getTree().setHeaderVisible(true);
	treeViewer.getTree().setLinesVisible(false);
	
	treeViewer.setInput(this);

	treeViewer.addOpenListener(new IOpenListener() {
		public void open(OpenEvent evt) {
			openAction.run();
		}	
	});
	
	createMenus();
	createToolbar();
	
	String path = settings.get("TreeConflictsView.resource"); //$NON-NLS-1$
	if (path != null) {
		boolean container = settings.getBoolean("TreeConflictsView.container"); //$NON-NLS-1$
		if (container) resource = ResourcesPlugin.getWorkspace().getRoot().getContainerForLocation(new Path(path));
		else resource = ResourcesPlugin.getWorkspace().getRoot().getFileForLocation(new Path(path));
	}
	if (resource == null)
		setContentDescription(Policy.bind("TreeConflictsView.noResource")); //$NON-NLS-1$
	else
		setContentDescription(resource.getFullPath().toString());
}
 

@Override
public void addOpenListener(IOpenListener listener) {
	fViewer.addOpenListener(listener);
	fListenerList.add(listener);
}
 

@Override
public void removeOpenListener(IOpenListener listener) {
	fViewer.removeOpenListener(listener);
	fListenerList.remove(listener);
}