Example usage for org.eclipse.jface.viewers AbstractTreeViewer reveal

Introduction

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

Prototype

@Override
public void reveal(Object elementOrTreePath) 

Source Link

Document

This implementation of reveal() reveals the given element or tree path.

Usage

From source file:org.eclipse.jubula.client.ui.rcp.businessprocess.UINodeBP.java

License:Open Source License

/**
 * Tries to select the given node in the given TreeViewer.
 * //from  w w  w . ja v a  2  s  .  c o  m
 * @param o
 *            The Object to select
 * @param tv
 *            the TreeViewer
 * @return the object which should be selected if found in tree viewer, null
 *         otherwise
 */
public static Object selectNodeInTree(Object o, AbstractTreeViewer tv) {
    ISelection oldSelection = tv.getSelection();
    if (o != null) {
        tv.refresh();
        tv.expandToLevel(o, 0);
        tv.reveal(o);
        StructuredSelection newSelection = new StructuredSelection(o);
        tv.setSelection(newSelection);
        InteractionEventDispatcher.getDefault().fireProgammableSelectionEvent(newSelection);
        ISelection currSelection = tv.getSelection();
        if (currSelection instanceof StructuredSelection) {
            Object currObj = ((StructuredSelection) currSelection).getFirstElement();
            IElementComparer comparer = tv.getComparer();
            if (comparer != null) {
                if (comparer.equals(o, currObj)) {
                    return o;
                }
            } else {
                if (o.equals(currObj)) {
                    return o;
                }
            }
        }
    }
    tv.setSelection(oldSelection);
    return null;
}

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From source file:org.eclipse.search.tests.filesearch.SearchResultPageTest.java

License:Open Source License

public void atestRemoveTreeMatches() throws Exception {
    NewSearchUI.runQueryInForeground(null, fQuery1);
    ISearchResultViewPart view = NewSearchUI.getSearchResultView();
    FileSearchPage page = (FileSearchPage) view.getActivePage();
    page.setLayout(AbstractTextSearchViewPage.FLAG_LAYOUT_TREE);
    AbstractTreeViewer viewer = (AbstractTreeViewer) page.getViewer();
    AbstractTextSearchResult result = (AbstractTextSearchResult) fQuery1.getSearchResult();
    // make sure all elements have items.
    viewer.expandAll();//from ww  w.  j  a va 2  s .co  m
    Object[] elements = result.getElements();
    //page.setUpdateTracing(true);
    for (int i = 0; i < elements.length; i++) {
        Match[] matches = result.getMatches(elements[i]);
        viewer.reveal(elements[i]);
        for (int j = 0; j < matches.length; j++) {
            checkElementDisplay(viewer, result, elements[i]);
            result.removeMatch(matches[j]);
            consumeEvents(page);
        }
    }
    //page.setUpdateTracing(false);
}

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