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

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.nextep.designer.vcs.ui.compare.ComparisonEditorProvidersItems.java

License:Open Source License

/**
 * Fills the given menu with items representing available comparison editor providers. This
 * method is used for both the menu contribution and the drop down button menu.
 * //from  w  w  w .  j  ava  2s . c  o m
 * @param menu a {@link Menu} to fill with comparison editor providers proposals
 */
protected void fillComparisonEditorProviderMenuItems(Menu menu, int style, SelectionListener listener) {
    ISelection s = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getSelectionService().getSelection();
    IElementType selectedType = null;
    if (s instanceof IStructuredSelection) {
        final IStructuredSelection sel = (IStructuredSelection) s;
        if (sel.size() == 1) {
            Object o = sel.getFirstElement();
            if (o instanceof ITypedObject) {
                selectedType = ((ITypedObject) o).getType();
            }
        }
    }
    final List<IComparisonEditorProvider> providers = VCSUIPlugin.getComparisonUIManager()
            .getAvailableComparisonEditorProviders(selectedType);
    for (final IComparisonEditorProvider provider : providers) {
        MenuItem menuItem = new MenuItem(menu, style);
        menuItem.setText(provider.getLabel());
        menuItem.setImage(provider.getIcon());
        menuItem.setData(PROVIDER_KEY, provider);
        menuItem.setSelection(
                provider == VCSUIPlugin.getComparisonUIManager().getComparisonEditorProvider(selectedType));
        menuItem.addSelectionListener(listener);
    }
}

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From source file:com.nextep.designer.vcs.ui.handlers.CopyHandler.java

License:Open Source License

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
    final ISelection s = HandlerUtil.getCurrentSelection(event);
    if (!s.isEmpty() && s instanceof IStructuredSelection) {
        final IStructuredSelection sel = (IStructuredSelection) HandlerUtil.getCurrentSelection(event);
        if (sel.size() == 1 && sel.getFirstElement() instanceof IVersionable<?>) {
            final IVersionable<?> o = (IVersionable<?>) sel.getFirstElement();
            // Prompting for new name
            final RenameConnector connector = new RenameConnector((IObservable) o);
            GUIWrapper wrapper = new GUIWrapper(connector, VCSUIMessages.getString("handler.copy.title"), //$NON-NLS-1$
                    300, 120);//from  ww w .  j  a v  a 2s.  co m
            wrapper.invoke();
            if (!wrapper.isCancelled()) {
                String newName = connector.getNewName();
                if (newName == null || "".equals(newName.trim())) { //$NON-NLS-1$
                    MessageDialog.openWarning(wrapper.getShell(),
                            VCSUIMessages.getString("handler.rename.invalidTitle"), //$NON-NLS-1$
                            VCSUIMessages.getString("handler.rename.invalidMsg")); //$NON-NLS-1$
                } else if (newName.equals(o.getName())) {
                    MessageDialog.openWarning(wrapper.getShell(),
                            VCSUIMessages.getString("handler.copy.invalidTitle"), //$NON-NLS-1$
                            VCSUIMessages.getString("handler.copy.invalidMsg")); //$NON-NLS-1$
                } else {
                    final IVersionable<?> copy = VersionableFactory.copy(o);
                    copy.setName(newName);
                    copy.setVersion(VersionFactory.getUnversionedInfo(
                            new Reference(copy.getType(), copy.getName(), copy),
                            Activity.getDefaultActivity()));
                    // Assigning fresh new references to contained elements
                    final Map<IReference, IReferenceable> refMap = copy.getReferenceMap();
                    for (IReference r : refMap.keySet()) {
                        final IReferenceable referenceable = refMap.get(r);
                        referenceable.setReference(new Reference(r.getType(),
                                ((INamedObject) referenceable).getName(), referenceable));
                    }
                    // Adding to container
                    o.getContainer().addVersionable(copy, new ImportPolicyAddOnly());
                    return newName;
                }
            }
        }
    }
    return null;
}

---

From source file:com.nextep.designer.vcs.ui.handlers.OpenTypedObjectAction.java

License:Open Source License

@Override
public boolean isEnabled() {
    final ISelection sel = selectionProvider.getSelection();
    if (!sel.isEmpty()) {
        final IStructuredSelection selection = (IStructuredSelection) sel;
        return selection.size() == 1 && selection.getFirstElement() instanceof ITypedObject
                && !(selection.getFirstElement() instanceof ITypedNode);
    }/* w  ww  .j  av  a  2s.  co m*/
    return false;
}

---

From source file:com.nextep.designer.vcs.ui.handlers.OpenTypedObjectAction.java

License:Open Source License

@Override
public void run() {
    final IStructuredSelection sel = (IStructuredSelection) selectionProvider.getSelection();
    if (!sel.isEmpty()) {
        // Warning before opening too many editors
        if (sel.size() > WARN_DIALOG_ABOVE) {
            final boolean confirmed = MessageDialog.openConfirm(page.getWorkbenchWindow().getShell(),
                    MessageFormat.format(UIMessages.getString("editItemWarnCountTitle"), sel.size()), //$NON-NLS-1$
                    MessageFormat.format(UIMessages.getString("editItemWarnCount"), sel.size(), sel.size())); //$NON-NLS-1$
            if (!confirmed) {
                return;
            }//  ww w .java2 s.com
        }
        // If OK, we open everything
        final Iterator<?> selIt = sel.iterator();
        while (selIt.hasNext()) {
            final Object o = selIt.next();
            if ((o instanceof ITypedObject) && !(o instanceof IConnector<?, ?>)) {
                final ITypedObject t = (ITypedObject) o;
                UIControllerFactory.getController(t.getType()).defaultOpen(t);
            }
        }
    }
}

---

From source file:com.nextep.designer.vcs.ui.navigators.NavigatorLinkHelper.java

License:Open Source License

@Override
public void activateEditor(IWorkbenchPage aPage, IStructuredSelection aSelection) {
    if (aSelection.size() == 1) {
        if (aSelection.getFirstElement() instanceof ITypedObject) {
            final ITypedObject o = (ITypedObject) aSelection.getFirstElement();
            if (!(o instanceof ITypedNode)) {
                final ITypedObjectUIController controller = UIControllerFactory.getController(o);
                // final String editorId = controller.getEditorId();
                final IEditorInput input = controller.getEditorInput(o);
                IEditorPart part = aPage.findEditor(input);
                if (part != null) {
                    aPage.bringToTop(part);
                }//from w w  w .  j av  a  2s  . c om
            }
        }
    }

}

---

From source file:com.nokia.carbide.cdt.internal.builder.ui.CarbideBuildConfigurationsPage.java

License:Open Source License

private void addEnvironementTableSelectionListener() {
    envVarsTableViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {

            if (event.getSelection() instanceof IStructuredSelection) {
                IStructuredSelection selection = (IStructuredSelection) event.getSelection();
                if (selection.size() == 1) {
                    IEnvironmentVariable envVar = (IEnvironmentVariable) selection.getFirstElement();
                    editEnvVarButton.setEnabled(true);
                    removeEnvVarButton.setEnabled(true);
                    varUseCombo.setEnabled(true);
                    setVariableUseCombo(envVar);

                } else {
                    editEnvVarButton.setEnabled(false);
                    removeEnvVarButton.setEnabled(false);
                    varUseCombo.setEnabled(false);
                }/*from  w  ww  .  ja  v a  2s.c om*/
            }
        }
    });
}

---

From source file:com.nokia.carbide.cdt.internal.builder.ui.SisFilesBlock.java

License:Open Source License

private void removeFiles() {
    IStructuredSelection selection = (IStructuredSelection) fFileList.getSelection();
    ISISBuilderInfo[] files = new ISISBuilderInfo[selection.size()];
    Iterator iter = selection.iterator();
    int i = 0;// w  w  w .  ja  va 2  s . c o m
    while (iter.hasNext()) {
        files[i] = (ISISBuilderInfo) iter.next();
        i++;
    }
    removeFiles(files);
}

---

From source file:com.nokia.carbide.cpp.debug.kernelaware.ui.SymbianOSView.java

License:Open Source License

public void selectionChanged(IWorkbenchPart part, ISelection selection) {
    if (!(selection instanceof IStructuredSelection))
        return;// w  ww.  j  ava2 s.c o m

    IStructuredSelection structSel = (IStructuredSelection) selection;
    if (structSel.size() != 1)
        return;

    Object sel = structSel.getFirstElement();

    // Allow StackFrame & thread for now.
    // If we hornor selection of CDebugTarget, debugger may freeze on start
    // when the OS View is open before debugger starts.
    // Figure out a solution later..... 11/29/06
    // Not a problem any more in Eclipse 3.3 + CDT4.0....... 11/15/07
    //
    if (!(sel instanceof ICStackFrame || sel instanceof ICThread || sel instanceof ICDebugTarget))
        return;

    Session newSession = Session.getSessionFromDebugContext(sel);

    if (newSession == null) // how come ?
        return;

    /* A terminated session, or a special case:
     * Start the first debug session while the OS View is open, the
     * CDT Target (process) is created and auto selected in Debug View
     * but corresponding CWProcess is not created yet. In such case
     * we should not try to refresh. Part of fix to bug 5320.. 12/04/07
     */
    if (!newSession.isActive())
        return;

    /*
     * If user just selects a different item (stackframe, thread, process)
     * in the same session, and the session's OS data is not dirty, don't
     * bother to update.
     */
    boolean refresh = false;

    if (m_currentSession == null) {
        refresh = true;
    } else if (!m_currentSession.equals(newSession))
        // Different session is selected (by user).
        refresh = true;
    else {
        // The same session is selected (by user or automatically done when debuggee
        // is suspended). Refresh only when data is dirty and AutoRefresh is
        // turned on.
        if (newSession.getOSDataManager().isDataDirty() && m_autoRefresh) {
            refresh = true;

            // Check this for stop mode debug. Fix bug 3467...03/28/07
            if (newSession.isSystemModeDebug() && newSession.isSystemRunning())
                refresh = false;
        }
    }

    if (refresh) {
        try {
            showDataForDevice(newSession);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:com.nokia.carbide.cpp.internal.builder.utils.handlers.PreprocessHandler.java

License:Open Source License

/**
 * If the selected file is a translation unit, bld.inf or mmp file, returns
 * the IFile, otherwise returns null//  www .  j  av a 2  s .c om
 * @param selection the selection
 * @return the IFile, or null
 */
public static IFile getFileToPreprocess(ISelection selection) {

    IFile selectedFile = null;

    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        if (ss.size() == 1) {
            Object selectionItem = ss.getFirstElement();
            if (selectionItem instanceof ITranslationUnit) {
                ITranslationUnit tu = (ITranslationUnit) selectionItem;
                if (tu.isSourceUnit() && tu.getResource() instanceof IFile) {
                    selectedFile = (IFile) tu.getResource();
                }
            } else {
                IFile file = null;
                if (selectionItem instanceof IFile) {
                    file = (IFile) selectionItem;
                } else if (selectionItem instanceof IAdaptable) {
                    file = (IFile) ((IAdaptable) selectionItem).getAdapter(IFile.class);
                }

                if (file != null) {
                    ITranslationUnit tu = CoreModelUtil.findTranslationUnit(file);
                    if (tu != null && tu.isSourceUnit()) {
                        selectedFile = file;
                    } else {
                        String filename = file.getName().toLowerCase();
                        if (filename.endsWith(MMP_EXTENSION) || filename.endsWith(INF_EXTENSION)) {
                            selectedFile = file;
                        }
                    }
                }
            }
        }
    } else if (selection instanceof ITextSelection) {
        IWorkbenchWindow window = Activator.getActiveWorkbenchWindow();
        if (window != null) {
            IWorkbenchPage page = window.getActivePage();
            if (page != null) {
                IWorkbenchPart part = page.getActivePart();
                if (part instanceof IEditorPart) {
                    IEditorPart epart = (IEditorPart) part;
                    IResource resource = (IResource) epart.getEditorInput().getAdapter(IResource.class);
                    ICElement element = CoreModel.getDefault().create(resource);
                    if (element instanceof ITranslationUnit) {
                        ITranslationUnit tu = (ITranslationUnit) element;
                        if (tu.isSourceUnit() && tu.getResource() instanceof IFile) {
                            selectedFile = (IFile) tu.getResource();
                        }
                    } else {
                        if (resource instanceof IFile) {
                            IFile file = (IFile) resource;
                            String filename = file.getName().toLowerCase();
                            if (filename.endsWith(MMP_EXTENSION) || filename.endsWith(INF_EXTENSION)) {
                                selectedFile = file;
                            }
                        }
                    }
                }
            }
        }
    }

    return selectedFile;
}

---

From source file:com.nokia.carbide.cpp.internal.pi.save.SaveSamplesPage.java

License:Open Source License

/**
 * Tests if the current workbench selection is a suitable container to use.
 *//*from   ww w .  j  av  a  2s  .  co m*/

private void initialize() {
    if (selection != null && selection.isEmpty() == false && selection instanceof IStructuredSelection) {
        IStructuredSelection ssel = (IStructuredSelection) selection;
        if (ssel.size() > 1)
            return;
    }
    fileText.setText("new_file.csv"); //$NON-NLS-1$
}

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