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

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

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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.nokia.carbide.cpp.internal.project.ui.editors.images.SelectOrAddImagesDialogBase.java

License:Open Source License

/**
 * Handle the change of selection inside the thumbnail viewer.
 * @param selection//from w ww .  ja  va  2s .com
 */
protected void handleThumbnailViewerSelectionChanged(IStructuredSelection selection) {
    selectedImages = selection.toList();
    Button okButton = getButton(IDialogConstants.OK_ID);
    if (okButton != null)
        okButton.setEnabled(selection != null && !selection.isEmpty());
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.OpenFileGroup.java

License:Open Source License

public void fillContextMenu(IMenuManager menu) {

    IStructuredSelection selection = (IStructuredSelection) getContext().getSelection();
    boolean onlyFilesSelected = !selection.isEmpty() && allResourcesAreOfType(selection, IResource.FILE);

    if (onlyFilesSelected) {
        openFileAction.selectionChanged(selection);
        menu.add(openFileAction);// w w w  .  j av  a2s  . co m
        fillOpenWithMenu(menu, selection);
    }

    if (selection.size() == 1 && selection.getFirstElement() instanceof INonWorkspaceFileEntry) {
        openNonWorkspaceFileAction.selectionChanged(selection);
        menu.add(openNonWorkspaceFileAction);
    }

    if (selection.size() == 1 && selection.getFirstElement() instanceof IMBMMIFFileEntry) {
        openMBMMIFAction.selectionChanged(selection);
        menu.add(openMBMMIFAction);
    }
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.OpenProjectGroup.java

License:Open Source License

/**
 * Adds the open project, close project and refresh resource actions to the
 * context menu./*from  w w w  .  j av  a  2s.c  om*/
 * <p>
 * refresh-no closed project selected
 * </p>
 * <p>
 * Both the open project and close project action may be on the menu at the
 * same time.
 * </p>
 * <p>
 * No disabled action should be on the context menu.
 * </p>
 * 
 * @param menu
 *            context menu to add actions to
 */
public void fillContextMenu(IMenuManager menu) {
    IStructuredSelection selection = (IStructuredSelection) getContext().getSelection();
    boolean isProjectSelection = true;
    boolean hasOpenProjects = false;
    boolean hasClosedProjects = false;
    boolean hasBuilder = true; // false if any project is closed or does not have builder 
    Iterator resources = selection.iterator();

    while (resources.hasNext()
            && (!hasOpenProjects || !hasClosedProjects || hasBuilder || isProjectSelection)) {
        Object next = resources.next();
        IProject project = null;

        if (next instanceof IProject) {
            project = (IProject) next;
        } else if (next instanceof IAdaptable) {
            project = (IProject) ((IAdaptable) next).getAdapter(IProject.class);
        }

        if (project == null) {
            isProjectSelection = false;
            continue;
        }
        if (project.isOpen()) {
            hasOpenProjects = true;
            if (hasBuilder && !hasBuilder(project)) {
                hasBuilder = false;
            }
        } else {
            hasClosedProjects = true;
            hasBuilder = false;
        }
    }

    if (!selection.isEmpty() && isProjectSelection && !ResourcesPlugin.getWorkspace().isAutoBuilding()
            && hasBuilder) {
        // Allow manual incremental build only if auto build is off.
        buildAction.selectionChanged(selection);
        menu.add(buildAction);
        cleanAction.selectionChanged(selection);
        menu.add(cleanAction);
    }

    if (!hasClosedProjects) {
        refreshAction.selectionChanged(selection);
        menu.add(refreshAction);
    }
    if (isProjectSelection) {
        if (hasClosedProjects) {
            openProjectAction.selectionChanged(selection);
            menu.add(openProjectAction);
        }
        if (hasOpenProjects) {
            closeProjectAction.selectionChanged(selection);
            menu.add(closeProjectAction);
            closeUnrelatedProjectsAction.selectionChanged(selection);
            menu.add(closeUnrelatedProjectsAction);
        }
    }
    menu.add(new Separator());
    menu.add(new GroupMarker(BUILD_GROUP_MARKER));
    menu.add(new GroupMarker(BUILD_GROUP_MARKER_END));
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.RefactorActionGroup.java

License:Open Source License

@Override
public void fillContextMenu(IMenuManager menu) {
    IStructuredSelection celements = (IStructuredSelection) getContext().getSelection();
    IStructuredSelection selection = SelectionConverter.convertSelectionToResources(celements);

    boolean anyResourceSelected = !selection.isEmpty() && SelectionConverter.allResourcesAreOfType(selection,
            IResource.PROJECT | IResource.FOLDER | IResource.FILE);

    copyAction.selectionChanged(selection);
    menu.add(copyAction);/* ww w . java 2  s  .co  m*/
    pasteAction.selectionChanged(selection);
    menu.add(pasteAction);

    if (anyResourceSelected) {
        deleteAction.selectionChanged(selection);
        menu.add(deleteAction);
        moveAction.selectionChanged(selection);
        menu.add(moveAction);
        renameAction.selectionChanged(selection);
        menu.add(renameAction);
    }
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.RefreshSelectionAction.java

License:Open Source License

@Override
public void run() {
    IStructuredSelection selection = getStructuredSelection();
    if (selection.isEmpty()) {
        // refresh the entire view
        view.getViewer().refresh();//from   w  ww . ja  v  a  2s.  c  o m
        return;
    }

    for (Object o : selection.toArray()) {
        if (o instanceof ISPNViewRefreshable) {
            ((ISPNViewRefreshable) o).refresh();
            view.getViewer().refresh(o);
        } else if (o instanceof ICProject) {
            // this refreshes the viewer as well
            view.refreshProject((ICProject) o);
        } else {
            view.getViewer().refresh(o);
        }
    }
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.RefreshSelectionAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    // enabled if selection is does not contain any IFile's.  everything
    // else that could be selected is IProject or SPNContainer's.
    if (!selection.isEmpty()) {
        for (Object o : selection.toArray()) {
            if (o instanceof IFile) {
                return false;
            }/*from  www .  j  a  v a  2 s. c o m*/
            if (o instanceof ICElement && !(o instanceof IParent)) {
                // disable refresh for c elements that don't have children
                return false;
            }
        }
    }

    return true;
}

From source file:com.nokia.carbide.cpp.internal.project.ui.views.SymbianProjectNavigatorView.java

License:Open Source License

/**
 * Handles an open event from the viewer.
 * Opens an editor on the selected element(s).
 *
 * @param event the open event//from www. java2 s  .c  o m
 */
protected void handleOpen(OpenEvent event) {
    IStructuredSelection selection = (IStructuredSelection) event.getSelection();
    if (!selection.isEmpty() && selection.getFirstElement() instanceof IMBMMIFFileEntry) {
        editMBMMIFFile(selection);
    } else {
        getActionGroup().runDefaultAction(selection);
    }

}

From source file:com.nokia.carbide.cpp.internal.project.ui.wizards.NewSymbianOSCppClassWizard.java

License:Open Source License

@Override
public void addPages() {
    String title = Messages.getString("NewSymbianOSCppClassWizard.ChooseProjectPageTitle"); //$NON-NLS-1$
    String description = Messages.getString("NewSymbianOSCppClassWizard.ChooseProjectPageDesc"); //$NON-NLS-1$
    chooseProjectPage = new ChooseProjectPage(title, description);

    title = Messages.getString("NewSymbianOSCppClassWizard.ChooseClassLocationTitle"); //$NON-NLS-1$
    description = Messages.getString("NewSymbianOSCppClassWizard.ChooseClassLocationDesc"); //$NON-NLS-1$
    chooseClassLocationPage = new ClassNameAndLocationPage(title, description);

    IStructuredSelection selection = getSelection();
    if (!selection.isEmpty()) {
        Object object = selection.getFirstElement();
        if (object instanceof ICProject)
            object = ((ICProject) object).getProject();
        if (object instanceof IProject)
            chooseProjectPage.setInitialSelection((IProject) object);
    }//from  ww w.  java2 s .c  o  m
    addPage(chooseProjectPage);
    addPage(chooseClassLocationPage);
    super.addPages();
}

From source file:com.nokia.carbide.cpp.uiq.components.sbbCustomizer.SBBCustomizerComposite.java

License:Open Source License

/**
 * @param parent/*  ww  w . j  a v a2  s .  c  o  m*/
 * @param style
 * @param instance 
 */
public SBBCustomizerComposite(Composite parent, int style, EObject instance) {
    super(parent, style);
    IComponentInstance componentInstance = (IComponentInstance) EcoreUtil.getRegisteredAdapter(instance,
            IComponentInstance.class);
    component = componentInstance.getComponent();

    String[] styles = SBBLayoutData.getComponentSBBTypes(component);
    initData(styles);

    getThumbnailViewer().addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) event.getSelection();
            if (!selection.isEmpty()) {
                String value = (String) selection.getFirstElement();
                ThumbData thumbData = dataMap.get(value);
                getDescriptionText().setText(thumbData.description);
                selectedValue = thumbData;
            }
        }
    });
    getThumbnailViewer().setContentProvider(new ArrayContentProvider());
    getThumbnailViewer().setLabelProvider(new LabelProvider() {
        public Image getImage(Object element) {
            String value = (String) element;
            ThumbData thumbData = dataMap.get(value);
            return thumbData.image;
        }

        public String getText(Object element) {
            String value = (String) element;
            ThumbData thumbData = dataMap.get(value);
            return thumbData.caption;
        }
    });
    getThumbnailViewer().setInput(dataMap.keySet());
    getThumbnailViewer().getComposite().setFocus();

    setViewerTitle(Messages.getString("SBBCustomizerComposite.ViewerTitle")); //$NON-NLS-1$
    setDescriptionTitle(Messages.getString("SBBCustomizerComposite.DescriptionTitle")); //$NON-NLS-1$
}

From source file:com.nokia.carbide.cpp.uiq.ui.vieweditor.CommandsPage.java

License:Open Source License

/**
 * Gets the object current selected/*from w  w w  .j  av a2s  .com*/
 * @return Object from the domain
 */
private Object getSelectionTree() {
    Object domain = null;
    IStructuredSelection selection = (IStructuredSelection) commandsTreeViewer.getSelection();
    if (!selection.isEmpty()) {
        domain = selection.getFirstElement();
    }
    return domain;
}