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

List of usage examples for org.eclipse.jface.viewers IStructuredSelection size

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Introduction

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

Prototype

public int size();

Source Link

Document

Returns the number of elements selected in this selection.

Usage

From source file:com.mentor.nucleus.bp.core.util.TransactionUtil.java

License:Open Source License

/**
 * Checks the current selection to see if any read only ones will
 * be affected.  A dialog is displayed which gives the user the
 * chance to cancel the transaction in case of read only resource
 * existence.// w  w  w .j  a v a  2  s  .co  m
 */
public static boolean modifySelectedResources(String title, String message) {
    boolean readonlyItemFound = false;
    IStructuredSelection selection = Selection.getInstance().getStructuredSelection();
    for (int i = 0; i < selection.size(); i++) {
        if (selection.toList().get(i) instanceof NonRootModelElement) {
            NonRootModelElement nrme = (NonRootModelElement) selection.toList().get(i);
            if (PersistenceManager.getHierarchyMetaData().isComponentRoot(nrme)) {
                if ((nrme != null) && (nrme.getFile() != null)) {
                    ResourceAttributes attributes = nrme.getFile().getResourceAttributes();
                    if (attributes != null && attributes.isReadOnly()) {
                        readonlyItemFound = true;
                        break;
                    }
                }
            }
        }
    }
    if (readonlyItemFound) {
        Shell context = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
        boolean result = UIUtil.openQuestion(context, title, message, true);
        if (result == true) {
            // We need to change the readonly status of the file if we are
            // dealing with a rename as operating systems leave the renamed
            // file as readonly. This causes a problem for us as later we must
            // persist the name change.
            //
            // If there is only one item in the selection, change the file status
            // to writable.  If only one item exists we are dealing with either
            // the deletion of one element (in which case it does not matter if
            // we change the file status) or a rename in which case we must change
            // the status
            if (selection.size() == 1) {
                NonRootModelElement nrme = (NonRootModelElement) selection.toList().get(0);
                if (PersistenceManager.getHierarchyMetaData().isComponentRoot(nrme)) {
                    if ((nrme != null) && (nrme.getFile() != null)) {
                        ResourceAttributes attributes = nrme.getFile().getResourceAttributes();
                        if (attributes != null) {
                            attributes.setReadOnly(false);
                            try {
                                nrme.getFile().setResourceAttributes(attributes);
                            } catch (CoreException e) {
                                CorePlugin.logError("Unable to set component as writable.", e);
                            }
                        }
                    }
                }
            }
        }
        return result;
    } else {
        return true;
    }
}

From source file:com.mentor.nucleus.bp.debug.ui.actions.BPBreakpointPropertiesAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        if (ss.isEmpty() || ss.size() > 1) {
            return;
        }/*from ww w . ja v a 2 s .  c o m*/
        Object element = ss.getFirstElement();
        if (element instanceof BPBreakpoint) {
            setBreakpoint((BPBreakpoint) element);
        }
    }
}

From source file:com.mentor.nucleus.bp.debug.ui.actions.CreateBPBreakpointAction.java

License:Open Source License

public void selectionChanged(IAction action, ISelection selection) {
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        if (ss.isEmpty() || ss.size() > 1) {
            return;
        }/*w  w  w.ja  v  a2 s .  c o m*/
        Object element = ss.getFirstElement();
        if (element instanceof NonRootModelElement) {
            setElement((NonRootModelElement) element);
        }
        if (determineBreakpoint() == null) {
            action.setText("Set Breakpoint");
        } else {
            action.setText("Remove Breakpoint");
        }
    }
}

From source file:com.mentor.nucleus.bp.debug.ui.launch.LaunchVerifierAction.java

License:Open Source License

public void run(IAction action) {
    IStructuredSelection selection = (IStructuredSelection) Selection.getInstance().getStructuredSelection();

    if ((selection == null) || selection.isEmpty()) {
        return;/*from  w w  w . ja  v a2  s .c  om*/
    }

    if (selection.size() == 1) {
        Object context = selection.getFirstElement();

        if (context instanceof SystemModel_c) {
            IProject prj = (IProject) ((SystemModel_c) context).getAdapter(IProject.class);
            launchProject(prj);
        } else {
            if (context instanceof Domain_c || context instanceof ComponentReference_c) {
                launchMultipleModel(new NonRootModelElement[] { (NonRootModelElement) context });
            }

            if (context instanceof Component_c) {
                Component_c component = (Component_c) context;
                List<NonRootModelElement> list = new ArrayList<NonRootModelElement>();
                list.add(component);
                NonRootModelElement[] children = BPDebugUtils.getComponentChildren(component);
                for (int i = 0; i < children.length; i++) {
                    list.add(children[i]);
                }
                launchMultipleModel(list.toArray(new NonRootModelElement[list.size()]));
            }

            if (context instanceof ComponentPackage_c) {
                NonRootModelElement[] componentPackageChildren = BPDebugUtils
                        .getComponentPackageChildren((ComponentPackage_c) context);
                launchMultipleModel(componentPackageChildren);
            }
            if (context instanceof Package_c) {
                NonRootModelElement[] packageChildren = BPDebugUtils.getPackageChildren((Package_c) context);
                launchMultipleModel(packageChildren);
            }
        }
    } else {
        Vector<NonRootModelElement> model = null;
        Iterator ite = selection.iterator();

        while (ite.hasNext()) {
            Object o = ite.next();

            if (o instanceof Domain_c) {
                if (model == null) {
                    model = new Vector<NonRootModelElement>();
                }
                model.add((NonRootModelElement) o);
            } else if (o instanceof Component_c) {
                if (model == null) {
                    model = new Vector<NonRootModelElement>();
                }
                model.add((NonRootModelElement) o);
                NonRootModelElement[] children = BPDebugUtils.getComponentChildren((Component_c) o);
                for (int i = 0; i < children.length; i++) {
                    model.add(children[i]);
                }
            } else if (o instanceof ComponentReference_c) {
                if (model == null) {
                    model = new Vector<NonRootModelElement>();
                }
                Component_c component = Component_c.getOneC_COnR4201((ComponentReference_c) o);
                model.add(component);
                NonRootModelElement[] children = BPDebugUtils.getComponentChildren(component);
                for (int i = 0; i < children.length; i++) {
                    model.add(children[i]);
                }
            } else if (o instanceof ComponentPackage_c) {
                if (model == null) {
                    model = new Vector<NonRootModelElement>();
                }
                ComponentPackage_c compPackage = (ComponentPackage_c) o;
                NonRootModelElement[] children = BPDebugUtils.getComponentPackageChildren(compPackage);
                for (int i = 0; i < children.length; i++) {
                    model.add(children[i]);
                }
            } else if (o instanceof Package_c) {
                if (model == null) {
                    model = new Vector<NonRootModelElement>();
                }
                Package_c pkg = (Package_c) o;
                NonRootModelElement[] children = BPDebugUtils.getPackageChildren(pkg);
                for (int i = 0; i < children.length; i++) {
                    model.add(children[i]);
                }
            }
        }

        if (model != null) {
            launchMultipleModel(model.toArray(new NonRootModelElement[model.size()]));
        }
    }
}

From source file:com.mentor.nucleus.bp.model.compare.contentmergeviewer.SynchronizedTreeViewer.java

License:Open Source License

protected boolean includeMoveUpOperation() {
    if ((getMergeViewer().getLeftViewer() == this && !getMergeViewer().isLeftEditable())
            || (getMergeViewer().getRightViewer() == this && !getMergeViewer().isRightEditable())) {
        return false;
    }//from   w  w w.  ja v  a  2 s  . c o  m
    IStructuredSelection selection = (IStructuredSelection) getSelection();
    if (selection.size() == 1) {
        Object element = selection.getFirstElement();
        Object realElement = ((ComparableTreeObject) element).getRealElement();
        if (MetadataSortingManager.isOrderedElement(realElement)) {
            try {
                Method method = realElement.getClass().getMethod("Actionfilter", //$NON-NLS-1$
                        new Class[] { String.class, String.class });
                Boolean bool = (Boolean) method.invoke(realElement, new Object[] { "can", "move up" }); //$NON-NLS-1$ $NON-NLS-2$
                return bool;
            } catch (SecurityException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (NoSuchMethodException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (IllegalArgumentException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (IllegalAccessException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (InvocationTargetException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            }
        }
    }
    return false;
}

From source file:com.mentor.nucleus.bp.model.compare.contentmergeviewer.SynchronizedTreeViewer.java

License:Open Source License

protected boolean includeMoveDownOperation() {
    if ((getMergeViewer().getLeftViewer() == this && !getMergeViewer().isLeftEditable())
            || (getMergeViewer().getRightViewer() == this && !getMergeViewer().isRightEditable())) {
        return false;
    }//from  w  ww .ja  v  a2 s  .c o m
    IStructuredSelection selection = (IStructuredSelection) getSelection();
    if (selection.size() == 1) {
        Object element = selection.getFirstElement();
        Object realElement = ((ComparableTreeObject) element).getRealElement();
        if (MetadataSortingManager.isOrderedElement(realElement)) {
            try {
                Method method = realElement.getClass().getMethod("Actionfilter", //$NON-NLS-1$
                        new Class[] { String.class, String.class });
                Boolean bool = (Boolean) method.invoke(realElement, new Object[] { "can", "move down" }); //$NON-NLS-1$ $NON-NLS-2$
                return bool;
            } catch (SecurityException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (NoSuchMethodException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (IllegalArgumentException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (IllegalAccessException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            } catch (InvocationTargetException e) {
                CorePlugin.logError("Unable to test for ordering ability.", e);
            }
        }
    }
    return false;
}

From source file:com.mentor.nucleus.bp.ui.graphics.actions.CanvasCopyAction.java

License:Open Source License

public static Object getImageDataForSelection(GraphicalEditor editor) {
    ///*ww w. j a v a2  s .c  om*/
    // Compute the required height and width to render
    boolean considerAll = false;
    IStructuredSelection selection = (IStructuredSelection) editor.getSite().getSelectionProvider()
            .getSelection();
    if (!selection.isEmpty()) {
        if (selection.size() == 1 && selection.getFirstElement() instanceof DiagramEditPart) {
            // treat this as no selection
            considerAll = true;
        }
    }

    List<GraphicalEditPart> symbols = new ArrayList<GraphicalEditPart>();
    if (considerAll) {
        symbols = GraphicalEditor.getAllSymbols((GraphicalViewer) editor.getAdapter(GraphicalViewer.class),
                editor.getModel().Hascontainersymbol());
    } else {
        for (Iterator<?> iterator = selection.iterator(); iterator.hasNext();) {
            Object next = iterator.next();
            if (next instanceof GraphicalEditPart) {
                if (next instanceof DiagramEditPart)
                    continue;
                else
                    symbols.add((GraphicalEditPart) next);
            }
        }
    }

    Rectangle extentRectangle = GraphicalZoomManager.getExtentRectangle(symbols);

    //
    // Set up the canvas for drawing.
    Rectangle client = new Rectangle(extentRectangle.x, extentRectangle.y, extentRectangle.width,
            extentRectangle.height);

    Image canvasImage = new Image(editor.getCanvas().getDisplay(),
            new org.eclipse.swt.graphics.Rectangle(client.x, client.y, client.width, client.height));
    GraphicalViewer viewer = (GraphicalViewer) editor.getAdapter(GraphicalViewer.class);
    PrintDiagramOperation.printImage(canvasImage, viewer, extentRectangle,
            editor.getModel().Hascontainersymbol(), PrintDiagramOperation.NO_FIT);

    return canvasImage.getImageData();
}

From source file:com.microsoft.azuretools.docker.ui.wizards.createhost.AzureNewDockerConfigPage.java

License:Open Source License

private void updateDockerSubscriptionComboBox(Composite mainContainer) {
    dockerSubscriptionComboViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override/*  w ww . j a  v a  2 s. c om*/
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) event.getSelection();
            if (selection.size() > 0) {
                AzureDockerSubscription currentSubscription = (AzureDockerSubscription) selection
                        .getFirstElement();
                dockerSubscriptionIdTextField
                        .setText(currentSubscription != null ? currentSubscription.id : "");
                errDispatcher.removeMessage("dockerSubscriptionCombo", dockerSubscriptionCombo);
                updateDockerLocationComboBox(mainContainer, currentSubscription);
                updateDockerHostSelectRGComboBox(mainContainer, currentSubscription);
                String region = (String) dockerLocationComboBox.getText();
                Region regionObj = Region.findByLabelOrName(region);
                updateDockerSelectVnetComboBox(mainContainer, currentSubscription,
                        regionObj != null ? regionObj.name() : region);
                updateDockerSelectStorageComboBox(mainContainer, currentSubscription);
                setPageComplete(doValidate());
            } else {
                errDispatcher.addMessage("dockerSubscriptionCombo", "No active subscriptions found", null,
                        IMessageProvider.ERROR, dockerSubscriptionCombo);
                setPageComplete(false);
            }
        }
    });
    dockerSubscriptionComboViewer.setContentProvider(ArrayContentProvider.getInstance());
    dockerSubscriptionComboViewer.setInput(dockerManager.getSubscriptionsList());

    if (dockerManager.getSubscriptionsList() != null && dockerManager.getSubscriptionsList().size() > 0) {
        dockerSubscriptionCombo.select(0);
        dockerSubscriptionIdTextField.setText(
                ((AzureDockerSubscription) ((StructuredSelection) dockerSubscriptionComboViewer.getSelection())
                        .getFirstElement()).id);
    }
}

From source file:com.microsoft.tfs.client.common.ui.controls.vc.checkin.actions.CompareChangeWithLatestVersionAction.java

License:Open Source License

@Override
protected boolean computeEnablement(final IStructuredSelection selection) {
    if (selection.size() != 1) {
        return false;
    }/*w  ww  .  jav a 2 s .  c om*/

    final Change change = (Change) adaptSelectionFirstElement(Change.class);

    if (change.getItem().getItemType() != ItemType.FILE || containsSymlinkChange(change)) {
        return false;
    }

    return !change.getChangeType().contains(ChangeType.DELETE);
}

From source file:com.microsoft.tfs.client.common.ui.controls.vc.checkin.actions.CompareChangeWithPreviousVersionAction.java

License:Open Source License

@Override
protected boolean computeEnablement(final IStructuredSelection selection) {
    if (selection.size() != 1) {
        return false;
    }// w w  w.ja  va  2 s.co  m

    final Change change = (Change) adaptSelectionFirstElement(Change.class);

    if (change.getItem().getItemType() != ItemType.FILE || containsSymlinkChange(change)) {
        return false;
    }

    if (change.getChangeType().contains(ChangeType.ADD) || change.getChangeType().contains(ChangeType.BRANCH)
            || change.getChangeType().contains(ChangeType.DELETE)) {
        return false;
    }

    if (change.getChangeType().contains(ChangeType.RENAME)
            && !change.getChangeType().contains(ChangeType.EDIT)) {
        return false;
    }

    return true;
}