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

Introduction

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

Prototype

public Object[] toArray();

Source Link

Document

Returns the elements in this selection as an array.

Usage

From source file:org.eclipse.debug.internal.ui.views.expression.ExpressionDropAdapter.java

License:Open Source License

/**
 * Performs the drop when the selection is a collection of IExpressions.
 * Moves the given expressions from their original locations to the
 * location of the current target.//from  w w w  .  j ava2 s  . c  o  m
 * @param selection the dragged selection
 * @return whether the drop could be completed
 */
private boolean performExpressionDrop(IStructuredSelection selection) {
    IExpression targetExpression = getTargetExpression(getCurrentTarget());
    if (targetExpression != null) {
        IExpression[] expressions = new IExpression[selection.size()];
        Object[] selectionElements = selection.toArray();
        for (int i = 0; i < selectionElements.length; i++) {
            expressions[i] = getTargetExpression(selectionElements[i]);
        }

        IExpressionManager manager = DebugPlugin.getDefault().getExpressionManager();
        if (manager instanceof ExpressionManager) {
            ((ExpressionManager) manager).moveExpressions(expressions, targetExpression, fInsertBefore);
        }
        return true;
    }
    return false;

}

From source file:org.eclipse.debug.internal.ui.views.memory.renderings.CreateRendering.java

License:Open Source License

private void addRenderings() {
    ISelection selection = fViewer.getSelection();
    Object[] renderings = null;/*from   w  w w .ja  va 2  s . co m*/

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

        renderings = strucSelection.toArray();
    }

    if (renderings == null) {
        Status stat = new Status(IStatus.ERROR, DebugUIPlugin.getUniqueIdentifier(),
                DebugException.INTERNAL_ERROR, DebugUIMessages.CreateRenderingTab_0, null);
        DebugUIPlugin.errorDialog(DebugUIPlugin.getShell(), DebugUIMessages.CreateRenderingTab_1,
                DebugUIMessages.CreateRenderingTab_2, stat); // 
        return;
    }

    // ask for debug target and memory block retrieval
    IMemoryBlockRetrieval standardMemRetrieval = MemoryViewUtil.getMemoryBlockRetrieval(getMemoryBlock());

    if (standardMemRetrieval == null)
        return;

    // make a copy of the container, may be diposed when a rendering is added
    IMemoryRenderingContainer container = fContainer;
    // add memory renderings to Memory Rendering Manager
    for (int i = 0; i < renderings.length; i++) {
        if (renderings[i] instanceof IMemoryRenderingType) {
            try {
                IMemoryRendering rendering = ((IMemoryRenderingType) renderings[i]).createRendering();
                if (rendering != null) {
                    rendering.init(container, getMemoryBlock());
                    container.addMemoryRendering(rendering);
                }
            } catch (CoreException e) {

                MemoryViewUtil.openError(DebugUIMessages.CreateRendering_0, DebugUIMessages.CreateRendering_1,
                        e); // 
            }
        }
    }
}

From source file:org.eclipse.debug.internal.ui.views.memory.ResetMemoryBlockAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    action.setEnabled(!selection.isEmpty());
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection strucSel = (IStructuredSelection) selection;
        Object[] objs = strucSel.toArray();
        fSelectedMB.clear();/* w  ww.  ja v  a  2s  .  c  o  m*/
        for (int i = 0; i < objs.length; i++) {
            if (objs[i] instanceof IMemoryBlock)
                fSelectedMB.add(objs[i]);
            if (objs[i] instanceof IMemoryRendering)
                fSelectedMB.add(((IMemoryRendering) objs[i]).getMemoryBlock());
        }
    }
}

From source file:org.eclipse.debug.ui.actions.DebugCommandAction.java

License:Open Source License

public void run() {
    synchronized (this) {
        if (!fInitialized) {
            try {
                wait();//from w  w  w  .jav a 2  s . c  o m
            } catch (InterruptedException e) {
            }
        }
    }

    ISelection selection = getContext();
    if (selection instanceof IStructuredSelection && isEnabled()) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        boolean enabled = execute(ss.toArray());
        // disable the action according to the command
        setEnabled(enabled);
    }
}

From source file:org.eclipse.debug.ui.actions.DebugCommandHandler.java

License:Open Source License

public Object execute(ExecutionEvent event) throws ExecutionException {
    IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);
    if (window == null) {
        throw new ExecutionException("No active workbench window."); //$NON-NLS-1$
    }//from w w  w .j  a v a  2  s .  c o m
    fCurrentEnabledTarget = getEnabledTarget(window);

    ISelection selection = getContextService(window).getActiveContext();
    if (selection instanceof IStructuredSelection && isEnabled()) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        boolean enabledAfterExecute = execute(window, ss.toArray());

        // enable/disable the action according to the command
        fCurrentEnabledTarget.setEnabled(enabledAfterExecute);
    }

    return null;
}

From source file:org.eclipse.dltk.internal.corext.refactoring.RefactoringAvailabilityTester.java

License:Open Source License

public static boolean isDeleteAvailable(final IStructuredSelection selection) throws ModelException {
    if (!selection.isEmpty())
        return isDeleteAvailable(selection.toArray());
    return false;
}

From source file:org.eclipse.dltk.internal.ui.actions.RefreshAction.java

License:Open Source License

private IResource[] getResources(IStructuredSelection selection) {
    if (selection.isEmpty()) {
        return new IResource[] { ResourcesPlugin.getWorkspace().getRoot() };
    }/*from   w ww. j a  v a 2  s . c  o m*/

    List<IResource> result = new ArrayList<IResource>(selection.size());
    getResources(result, selection.toArray());

    for (Iterator<IResource> iter = result.iterator(); iter.hasNext();) {
        IResource resource = iter.next();
        if (isDescendent(result, resource))
            iter.remove();
    }

    return result.toArray(new IResource[result.size()]);
}

From source file:org.eclipse.dltk.internal.ui.refactoring.reorg.CutAction.java

License:Open Source License

public void run(IStructuredSelection selection) {
    try {//from   w  ww  .ja  v a  2s  . c  o m
        selectionChanged(selection);
        if (isEnabled()) {
            fCopyToClipboardAction.run(selection);
            RefactoringExecutionStarter.startCutRefactoring(selection.toArray(), getShell());
        }
    } catch (CoreException e) {
        ExceptionHandler.handle(e, RefactoringMessages.OpenRefactoringWizardAction_refactoring,
                RefactoringMessages.OpenRefactoringWizardAction_exception);
    } catch (InterruptedException e) {
        //OK
    } catch (InvocationTargetException e) {
        ExceptionHandler.handle(e, RefactoringMessages.OpenRefactoringWizardAction_refactoring,
                RefactoringMessages.OpenRefactoringWizardAction_exception);
    }
}

From source file:org.eclipse.dltk.internal.ui.refactoring.reorg.DeleteAction.java

License:Open Source License

public void selectionChanged(IStructuredSelection selection) {
    if (ReorgUtils.containsOnlyProjects(selection.toList())) {
        setEnabled(createWorkbenchAction(selection).isEnabled());
        return;//from   w  ww .  j  av a 2 s. co m
    }
    try {
        setEnabled(RefactoringAvailabilityTester.isDeleteAvailable(selection.toArray()));
    } catch (CoreException e) {
        //no ui here - this happens on selection changes
        // http://bugs.eclipse.org/bugs/show_bug.cgi?id=19253
        if (ScriptModelUtil.isExceptionToBeLogged(e))
            DLTKUIPlugin.log(e);
        setEnabled(false);
    }
}