Example usage for org.eclipse.jface.viewers TreeSelection equals

Introduction

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

Prototype

@Override
    public boolean equals(Object obj) 

Source Link

Usage

From source file:objectview.EObjectFocusDomain.java

License:Open Source License

/**
 * Try to display the item of tree path in views in the greatest 
 * accuracy possible. Returns longest tree path, which is actually 
 * shown in the UI. //from   w  w  w  .  j  av a2s.c  o m
 */
public TreePath focus(TreePath path, boolean tryActivate) {
    try {
        TreeSelection newFocus = new TreeSelection(path);
        if (tryActivate || !newFocus.equals(focus)) {
            focus = newFocus;
            TreePath shown = null;
            for (IObjectView objectView : getViews()) {
                TreePath tryShow = path;
                while (tryShow != null) {
                    if (objectView.canShow(tryShow.getLastSegment())) {
                        objectView.show(tryShow.getLastSegment(), tryActivate);
                        if (shown == null || tryShow.getSegmentCount() > shown.getSegmentCount()) {
                            shown = tryShow;
                        }
                        break;
                    }
                    tryShow = tryShow.getParentPath();
                }
            }
            // Fire selection changed 
            for (ISelectionChangedListener l : listeners) {
                l.selectionChanged(new SelectionChangedEvent(this, focus));
            }
            return shown;
        } else {
            return canFocusUpTo(path);
        }
    } catch (Exception e) {
        //e.printStackTrace();
        //throw new RuntimeException(e); 
        return null;
    }
}

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From source file:org.absmodels.abs.plugin.navigator.NavigatorUtils.java

License:Open Source License

/**
 * Opens the file in an editor that corresponds to the given
 * TreeSelection. Only the first element of the selection will be
 * taken into account.//from w  w w  . ja va  2  s  . com
 * 
 * @param ts TreeSelection that is used as a base to find an appropriate editor
 * @throws PartInitException - if the editor could not be opened for highlighting
 */
public static void openEditor(TreeSelection ts) throws PartInitException {
    if (!ts.equals(TreeSelection.EMPTY)) {
        TreePath path = ts.getPaths()[0];
        IProject project = getProject(path);

        if (project != null) {
            if (path.getLastSegment() instanceof InternalASTNode<?>) {
                InternalASTNode<?> node = (InternalASTNode<?>) path.getLastSegment();
                openAndHighlightEditor(node);
            } else if (path.getLastSegment() instanceof ModulePath) {
                ModulePath mp = (ModulePath) path.getLastSegment();
                if (mp.hasModuleWithDecls()) {
                    InternalASTNode<ModuleDecl> moduleDecl = mp.getModuleDecl();
                    openAndHighlightEditor(moduleDecl);
                }
            } else if (path.getLastSegment() instanceof PackageAbsFile) {
                openABSEditorForFile((PackageAbsFile) path.getLastSegment());
            }
        }
    }
}

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From source file:org.absmodels.abs.plugin.navigator.NavigatorUtils.java

License:Open Source License

public static IProject getProject(TreeSelection ts) {
    if (!ts.equals(TreeSelection.EMPTY)) {
        TreePath path = ts.getPaths()[0];
        return getProject(path);
    }/*  w  w w.  jav  a  2s.  co m*/
    return null;
}

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