Example usage for org.eclipse.jface.viewers IStructuredSelection isEmpty

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers IStructuredSelection isEmpty.

Prototype

public boolean isEmpty();

Source Link

Document

Returns whether this selection is empty.

Usage

From source file:com.google.dart.eclipse.wizards.ProjectComposite.java

License:Open Source License

protected AbstractSample getCurrentSample() {
    if (addSampleContentCheckbox.getSelection()) {
        IStructuredSelection selection = (IStructuredSelection) samplesListViewer.getSelection();

        if (selection.isEmpty()) {
            return null;
        } else {/*  w ww. j ava2 s . c om*/
            return (AbstractSample) selection.getFirstElement();
        }
    } else {
        return null;
    }
}

From source file:com.google.dart.eclipse.wizards.SamplesComposite.java

License:Open Source License

protected AbstractSample getCurrentSample() {
    if (addSampleContentCheckbox.getSelection()) {
        IStructuredSelection selection = (IStructuredSelection) samplesViewer.getSelection();

        if (selection.isEmpty()) {
            return null;
        } else {/*from  w  ww .  jav a 2 s.  c  o m*/
            return (AbstractSample) selection.getFirstElement();
        }
    } else {
        return null;
    }
}

From source file:com.google.dart.tools.debug.ui.internal.util.LaunchUtils.java

License:Open Source License

public static IResource getSelectedResource(IWorkbenchWindow window) {
    IWorkbenchPage page = window.getActivePage();

    if (page == null) {
        return null;
    }/* ww w.  j  a va 2  s  .  c  o  m*/

    IWorkbenchPart part = page.getActivePart();

    if (part instanceof IEditorPart) {
        IEditorPart epart = (IEditorPart) part;

        return (IResource) epart.getEditorInput().getAdapter(IResource.class);
    } else if (part != null) {
        IWorkbenchPartSite site = part.getSite();

        if (site != null) {
            ISelectionProvider provider = site.getSelectionProvider();

            if (provider != null) {
                ISelection selection = provider.getSelection();

                if (selection instanceof IStructuredSelection) {
                    IStructuredSelection ss = (IStructuredSelection) selection;

                    if (!ss.isEmpty()) {
                        Iterator<?> iterator = ss.iterator();

                        while (iterator.hasNext()) {
                            Object next = iterator.next();

                            if (next instanceof DartElement) {
                                next = ((DartElement) next).getResource();
                            }

                            if (next instanceof IResource) {
                                return (IResource) next;
                            } else if (next != null) {
                                IResource resource = (IResource) Platform.getAdapterManager().getAdapter(next,
                                        IResource.class);

                                if (resource != null) {
                                    return resource;
                                }
                            }
                        }
                    }
                }
            }
        }
    }

    if (page.getActiveEditor() != null) {
        return (IResource) page.getActiveEditor().getEditorInput().getAdapter(IResource.class);
    }

    return null;
}

From source file:com.google.dart.tools.debug.ui.internal.view.ShowInspectorAction.java

License:Open Source License

@Override
public synchronized void run() {
    IStructuredSelection sel = selectionProvider.getCurrentSelection();

    if (sel != null && !sel.isEmpty()) {
        Object obj = sel.getFirstElement();

        if (obj instanceof IVariable) {
            try {
                obj = ((IVariable) obj).getValue();
            } catch (DebugException e) {

            }/*from   w w  w. j a v  a  2 s.  c o m*/
        }

        if (obj instanceof IValue) {
            ObjectInspectorView.inspect((IValue) obj);
            return;
        }
    }

    DartToolsPlugin.showView("com.google.dart.tools.debug.objectInspectorView");
}

From source file:com.google.dart.tools.internal.corext.refactoring.RefactoringAvailabilityTester.java

License:Open Source License

public static boolean isConvertMethodToGetterAvailable(IStructuredSelection selection)
        throws DartModelException {
    if (selection.isEmpty() || selection.size() != 1) {
        return false;
    }/*  w w  w  .  j av  a 2  s  .  co m*/
    Object first = selection.getFirstElement();
    return first instanceof Method && isConvertMethodToGetterAvailable((Method) first);
}

From source file:com.google.dart.tools.internal.corext.refactoring.RefactoringAvailabilityTester.java

License:Open Source License

public static boolean isInlineMethodAvailable(IStructuredSelection selection) throws DartModelException {
    if (selection.isEmpty() || selection.size() != 1) {
        return false;
    }//from w w  w.  jav  a 2  s.  c  om
    Object first = selection.getFirstElement();
    return first instanceof Method && isInlineMethodAvailable((Method) first);
}

From source file:com.google.dart.tools.internal.search.ui.text.FileSearchPage.java

License:Open Source License

@Override
protected void fillContextMenu(IMenuManager mgr) {
    super.fillContextMenu(mgr);
    addSortActions(mgr);//from  w  w  w  .j av a  2  s. com
    fActionGroup.setContext(new ActionContext(getSite().getSelectionProvider().getSelection()));
    fActionGroup.fillContextMenu(mgr);

    FileSearchQuery query = (FileSearchQuery) getInput().getQuery();
    if (query.getSearchString().length() > 0) {
        IStructuredSelection selection = (IStructuredSelection) getViewer().getSelection();
        if (!selection.isEmpty()) {
            ReplaceAction replaceSelection = new ReplaceAction(getSite().getShell(),
                    (FileSearchResult) getInput(), selection.toArray());
            replaceSelection.setText(SearchMessages.ReplaceAction_label_selected);
            mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceSelection);

        }
        ReplaceAction replaceAll = new ReplaceAction(getSite().getShell(), (FileSearchResult) getInput(), null);
        replaceAll.setText(SearchMessages.ReplaceAction_label_all);
        mgr.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, replaceAll);
    }
}

From source file:com.google.dart.tools.search.internal.ui.text.NewTextSearchActionGroup.java

License:Open Source License

@Override
public void fillContextMenu(IMenuManager menu) {
    ISelection selection = getContext().getSelection();
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        if (!ss.isEmpty()) {
            addOpenMenu(menu, ss);//from ww w.ja  va2 s .co  m
        }
    }

}

From source file:com.google.dart.tools.ui.actions.CleanFoldersAction.java

License:Open Source License

@Override
public void selectionChanged(IStructuredSelection selection) {
    if (!selection.isEmpty() && allSelectedAreProjects(selection)) {
        setEnabled(true);/*  w  w w  .  j a v  a2 s.c om*/
        return;
    }
    setEnabled(false);

}

From source file:com.google.dart.tools.ui.actions.CleanFoldersAction.java

License:Open Source License

@Override
protected void doRun(IStructuredSelection selection, Event event, UIInstrumentationBuilder instrumentation) {

    if (!selection.isEmpty()) {
        List<IProject> projects = new ArrayList<IProject>();
        List<String> projectLoc = new ArrayList<String>();
        for (Object sel : selection.toArray()) {
            projects.add((IProject) sel);
            projectLoc.add(((IProject) sel).getLocation().toOSString());
        }//w w w .  j  a  va  2  s.co  m

        if (DartCoreDebug.ENABLE_ANALYSIS_SERVER) {
            DartCore.getAnalysisServer().analysis_reanalyze(projectLoc);
        } else {
            CleanLibrariesJob job = new CleanLibrariesJob(projects);
            job.schedule();
        }

    }
}