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.openlegacy.enterprise.ide.eclipse.editors.pages.details.rpc.FieldsRpcEnumFieldDetailsPage.java

License:Open Source License

private void createEnumValuesSection(FormToolkit toolkit, Composite parent) {
    Section section = toolkit.createSection(parent, ExpandableComposite.TWISTIE | Section.DESCRIPTION);
    section.setActiveToggleColor(toolkit.getHyperlinkGroup().getActiveForeground());
    section.setToggleColor(toolkit.getColors().getColor(IFormColors.SEPARATOR));
    toolkit.createCompositeSeparator(section);
    Composite client = toolkit.createComposite(section, SWT.WRAP);
    GridLayout layout = new GridLayout();
    layout.numColumns = 2;//from w  w w  . j  ava 2s  .  c  o  m

    client.setLayout(layout);

    // create table
    Table t = createTable(toolkit, client);
    tableViewer = new TableViewer(t);
    tableViewer.setContentProvider(new RpcEnumValuesTableContentProvider());
    tableViewer.setInput(fieldModel);
    tableViewer.setData(FormRowCreator.ID_KEY, Constants.ENUM_FIELD_ENTRIES);

    createColumns(toolkit, tableViewer);
    // create buttons
    Composite panel = toolkit.createComposite(client);
    GridLayout gl = new GridLayout();
    gl.numColumns = 1;
    gl.marginWidth = 2;
    gl.marginHeight = 0;
    panel.setLayout(gl);
    GridData gd = new GridData(GridData.FILL_VERTICAL);
    gd.widthHint = 100;
    panel.setLayoutData(gd);

    Button b = toolkit.createButton(panel, Messages.getString("Button.add"), SWT.PUSH); //$NON-NLS-1$
    gd = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
    b.setLayoutData(gd);
    b.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            EnumEntryModel enumEntryModel = new EnumEntryModel(fieldModel);
            enumEntryModel.setName(
                    MessageFormat.format("{0}{1}", fieldModel.getFieldName(), getSeedForNewEnumEntry()));
            fieldModel.getEntries().add(enumEntryModel);
            tableViewer.setInput(fieldModel);
            updateModel(Constants.ENUM_FIELD_ENTRIES);
            tableViewer.getTable().select(tableViewer.getTable().getItemCount() - 1);
        }

    });
    b = toolkit.createButton(panel, Messages.getString("Button.remove"), SWT.PUSH); //$NON-NLS-1$
    gd = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
    b.setLayoutData(gd);
    b.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            IStructuredSelection selection = (IStructuredSelection) tableViewer.getSelection();
            if (selection.size() == 1) {
                EnumEntryModel model = (EnumEntryModel) selection.getFirstElement();
                fieldModel.getEntries().remove(model);
                tableViewer.setInput(fieldModel);
                updateModel(Constants.ENUM_FIELD_ENTRIES);
                tableViewer.getTable().select(tableViewer.getTable().getItemCount() - 1);
            }
        }

    });

    section.setText(Messages.getString("rpc.field.enum.properties"));//$NON-NLS-1$
    section.setClient(client);
    section.setExpanded(true);
    gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 2;
    section.setLayoutData(gd);
}

From source file:com.openlegacy.enterprise.ide.eclipse.editors.pages.jpa.ActionsPape.java

License:Open Source License

private void addPanelWithButtons(FormToolkit toolkit, Composite parent) {
    Composite panel = toolkit.createComposite(parent);
    GridLayout gl = new GridLayout();
    gl.numColumns = 1;/*from www.j  a v a2 s.c o  m*/
    gl.marginWidth = 2;
    gl.marginHeight = 0;
    panel.setLayout(gl);
    GridData gd = new GridData(GridData.FILL_VERTICAL);
    gd.widthHint = 100;
    panel.setLayoutData(gd);
    // add button
    Button addButton = toolkit.createButton(panel, Messages.getString("Button.add"), SWT.PUSH);//$NON-NLS-1$
    gd = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
    addButton.setLayoutData(gd);
    addButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            actionsModel.getActions().add(new ActionModel("", "", true, "", ""));//$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
            tableViewer.setInput(actionsModel);
            updateModel();
            tableViewer.getTable().select(tableViewer.getTable().getItemCount() - 1);
        }

    });

    // remove button
    Button removeButton = toolkit.createButton(panel, Messages.getString("Button.remove"), SWT.PUSH);//$NON-NLS-1$
    gd = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_BEGINNING);
    removeButton.setLayoutData(gd);
    removeButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            IStructuredSelection structuredSelection = (IStructuredSelection) tableViewer.getSelection();
            if (structuredSelection.size() == 1) {
                ActionModel model = (ActionModel) structuredSelection.getFirstElement();
                actionsModel.getActions().remove(model);
                tableViewer.setInput(actionsModel);
                updateModel();
                tableViewer.getTable().select(tableViewer.getTable().getItemCount() - 1);
            }
        }

    });
}

From source file:com.opera.widgets.ui.editor.IconDetailsPage.java

License:Open Source License

@Override
public void selectionChanged(IFormPart part, ISelection selection) {

    IStructuredSelection sel = (IStructuredSelection) selection;
    if (sel.size() == 1) {
        fIcon = (Icon) sel.getFirstElement();
    }// ww w  . j  a v a 2 s .  c  o m
    update();
}

From source file:com.python.pydev.refactoring.refactorer.search.copied.NewTextSearchActionGroup.java

License:Open Source License

private void addOpenWithMenu(IMenuManager menu, IStructuredSelection selection) {
    if (selection == null) {
        return;/*from   w w w.  jav  a  2s .c  o m*/
    }

    fOpenAction.selectionChanged(selection);
    if (fOpenAction.isEnabled()) {
        menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, fOpenAction);
    }

    if (selection.size() != 1) {
        return;
    }

    Object o = selection.getFirstElement();
    if (!(o instanceof IAdaptable)) {
        return;
    }

    // Create menu
    IMenuManager submenu = new MenuManager(SearchMessages.OpenWithMenu_label);
    submenu.add(new OpenWithMenu(fPage, (IAdaptable) o));

    // Add the submenu.
    menu.appendToGroup(IContextMenuConstants.GROUP_OPEN, submenu);
}

From source file:com.python.pydev.ui.search.ReplaceDialog2.java

License:Open Source License

private void selectEntry(Match marker) {
    ISelection sel = fPage.getViewer().getSelection();
    if (!(sel instanceof IStructuredSelection))
        return;//w  ww .  j  a  va 2s . c o  m
    IStructuredSelection ss = (IStructuredSelection) sel;
    IFile file = (IFile) marker.getElement();
    if (ss.size() == 1 && file.equals(ss.getFirstElement()))
        return;
    fPage.getViewer().setSelection(new StructuredSelection(marker.getElement()));
}

From source file:com.quantcomponents.ui.marketdata.MarketDataManagersView.java

License:Open Source License

@Override
public void createPartControl(Composite parent) {
    this.parent = parent;
    dataManagerTree = new TreeViewer(parent);

    dataManagerTree.setContentProvider(new BaseWorkbenchContentProvider() {
        @SuppressWarnings("unchecked")
        @Override/* www  .  j  av  a 2 s.co  m*/
        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
            super.inputChanged(viewer, oldInput, newInput);
            if (oldInput != null) {
                ((IMonitorableContainer<MarketDataManagerPresentationWrapper>) oldInput)
                        .removeListener(marketDataManagerContainerListener);
            }
            if (newInput != null) {
                IMonitorableContainer<MarketDataManagerPresentationWrapper> container = (IMonitorableContainer<MarketDataManagerPresentationWrapper>) newInput;
                container.addListener(marketDataManagerContainerListener);
                for (MarketDataManagerPresentationWrapper manager : container.getElements()) {
                    marketDataManagerContainerListener.onElementAdded(manager);
                }
            }
        }
    });

    ILabelDecorator decorator = PlatformUI.getWorkbench().getDecoratorManager().getLabelDecorator();
    dataManagerTree.setLabelProvider(new DecoratingLabelProvider(new WorkbenchLabelProvider(), decorator));

    Platform.getAdapterManager().registerAdapters(adapterFactory, IMarketDataManagerContainer.class);
    Platform.getAdapterManager().registerAdapters(adapterFactory, MarketDataManagerPresentationWrapper.class);
    Platform.getAdapterManager().registerAdapters(adapterFactory, StockDatabasePresentationWrapper.class);

    dataManagerTree.setInput(marketDataManagerContainer);

    dataManagerTree.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            multipleStockDatabaseSelection.clear();
            ISelection selection = event.getSelection();
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection structuredSelection = (IStructuredSelection) selection;
                Object o = structuredSelection.getFirstElement();
                if (o instanceof MarketDataManagerPresentationWrapper) {
                    selectedMarketDataManager = (MarketDataManagerPresentationWrapper) o;
                    openViewAction.setEnabled(false);
                    addStockDatabaseAction.setEnabled(true);
                    removeStockDatabaseAction.setEnabled(false);
                    if (selectedMarketDataManager instanceof RealTimeMarketDataManagerPresentationWrapper) {
                        startAutoUpdateAction.setEnabled(false);
                        stopAutoUpdateAction.setEnabled(false);
                    }
                } else if (o instanceof StockDatabasePresentationWrapper) {
                    openViewAction.setEnabled(true);
                    addStockDatabaseAction.setEnabled(true);
                    removeStockDatabaseAction.setEnabled(true);
                    if (selectedMarketDataManager instanceof RealTimeMarketDataManagerPresentationWrapper) {
                        startAutoUpdateAction.setEnabled(true);
                        stopAutoUpdateAction.setEnabled(true);
                    }
                    if (structuredSelection.size() > 0) {
                        Iterator<?> iterator = structuredSelection.iterator();
                        while (iterator.hasNext()) {
                            Object sel = iterator.next();
                            if (sel instanceof StockDatabasePresentationWrapper) {
                                StockDatabasePresentationWrapper stockDatabaseWrapper = (StockDatabasePresentationWrapper) sel;
                                selectedMarketDataManager = stockDatabaseWrapper.getParent();
                                multipleStockDatabaseSelection.add(stockDatabaseWrapper);
                            }
                        }
                    }
                } else {
                    openViewAction.setEnabled(false);
                    addStockDatabaseAction.setEnabled(false);
                    removeStockDatabaseAction.setEnabled(false);
                    startAutoUpdateAction.setEnabled(false);
                    stopAutoUpdateAction.setEnabled(false);
                }
            }
        }
    });
    dataManagerTree.addDoubleClickListener(new IDoubleClickListener() {
        @Override
        public void doubleClick(DoubleClickEvent event) {
            ISelection selection = event.getSelection();
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection structuredSelection = (IStructuredSelection) selection;
                Object o = structuredSelection.getFirstElement();
                if (o instanceof StockDatabasePresentationWrapper) {
                    StockDatabasePresentationWrapper selectedStockDatabase = (StockDatabasePresentationWrapper) o;
                    try {
                        getSite().getPage().showView(StockDatabaseChartView.MULTI_STOCK_DB_VIEW_ID,
                                selectedStockDatabase.getPrettyName(), IWorkbenchPage.VIEW_VISIBLE);
                    } catch (PartInitException e) {
                        MessageDialog.openError(MarketDataManagersView.this.parent.getShell(), "Error",
                                "A problem occurred while opening view for: "
                                        + selectedStockDatabase.getPrettyName() + "["
                                        + LangUtils.exceptionMessage(e) + "]");
                    }
                }
            }
        }
    });

    getSite().setSelectionProvider(dataManagerTree);
    hookGlobalActions();
    createContextMenu();
}

From source file:com.questoid.sqlitebrowser.SqliteBrowserPluginStartup.java

License:Open Source License

private void createsqlitebrowserAction(final IWorkbenchPart part) {
    final IViewPart view = (IViewPart) part.getAdapter(IViewPart.class);
    if (view != null && view.getViewSite().getId().indexOf(FILEEXPLORERVIEW_ID) > -1) {
        if (!actionAdded) {
            actionAdded = true; //don't add action more than once                           
            createsqlitebrowserActionGui(view);
            // Listen to mTreeViewer SelectionChanged
            final DeviceExplorer mExplorer = (DeviceExplorer) com.questelement.api.reflection.PrivateAccessor
                    .getPrivateField(view, "mExplorer");
            final TreeViewer mTreeViewer = (TreeViewer) com.questelement.api.reflection.PrivateAccessor
                    .getPrivateField(mExplorer, "mTreeViewer");
            mTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
                @Override/*from   www.  j  a va2s. c  o m*/
                public void selectionChanged(SelectionChangedEvent event) {
                    ISelection selection = event.getSelection();
                    if (selection.isEmpty()) {
                        sqlitebrowserAction.setEnabled(false);
                        return;
                    }
                    if (selection instanceof IStructuredSelection) {
                        IStructuredSelection structuredSelection = (IStructuredSelection) selection;
                        Object element = structuredSelection.getFirstElement();
                        if (element == null)
                            return;
                        if (element instanceof FileEntry) {
                            if (structuredSelection.size() == 1
                                    && SqliteUtil.isSqliteDbFile((FileEntry) element)) {
                                sqlitebrowserAction.setEnabled(true);
                            } else {
                                sqlitebrowserAction.setEnabled(false);
                            }
                        }
                    }
                }
            });

        }
    }
}

From source file:com.quui.tc.TCPage.java

License:Open Source License

/**
 * Tests if the current workbench selection is a suitable container to use.
 *///from   w w  w.  jav  a 2  s.c om

private void initialize() {
    if (selection != null && selection.isEmpty() == false && selection instanceof IStructuredSelection) {
        IStructuredSelection ssel = (IStructuredSelection) selection;
        if (ssel.size() > 1)
            return;
        Object obj = ssel.getFirstElement();
        if (obj instanceof IJavaProject) {
            containerTextWidget.setText(((IJavaProject) obj).getPath().toPortableString());
        }
        problemTextWidget.setFocus();
    }
    problemTextWidget.setText("");
}

From source file:com.rcpcompany.uibindings.utils.SelectionUtils.java

License:Open Source License

/**
 * Computes and returns a list with the objects of the selection that are - or can adapt to -
 * the specified base class.//from   w  w w .  j av a 2s .  co m
 * 
 * @param <T> the type of the baseClass
 * @param selection the selection to handle
 * @param baseClass the wanted base class
 * @return a list with the found objects
 */
public static <T> List<T> computeSelection(ISelection selection, Class<T> baseClass) {
    if (!(selection instanceof IStructuredSelection))
        return EMPTY_LIST;
    final IStructuredSelection ss = (IStructuredSelection) selection;
    List<T> list = null;
    for (final Iterator e = ss.iterator(); e.hasNext();) {
        final Object next = e.next();
        T c = (T) Platform.getAdapterManager().getAdapter(next, baseClass);
        if (c != null) {
            // OK
        } else if (baseClass.isInstance(next)) {
            c = (T) next;
        } else if (next instanceof IAdaptable) {
            c = (T) ((IAdaptable) next).getAdapter(baseClass);
        }
        if (c != null) {
            if (list == null) {
                list = new ArrayList<T>(ss.size());
            }
            list.add(c);
        }
    }
    if (list == null)
        return EMPTY_LIST;
    return list;
}

From source file:com.rcpcompany.utils.selection.SelectionUtils.java

License:Open Source License

/**
 * Computes and returns a list with the objects of the selection that are -
 * or can adapt to - the specified base class.
 * //from w ww .  j ava 2  s .  co  m
 * @param <T>
 *            the type of the baseClass
 * @param selection
 *            the selection to handle
 * @param baseClass
 *            the wanted base class
 * @return a list with the found objects
 */
@SuppressWarnings("unchecked")
public static <T> List<T> computeSelection(ISelection selection, Class<T> baseClass) {
    if (!(selection instanceof IStructuredSelection))
        return Collections.EMPTY_LIST;
    final IStructuredSelection ss = (IStructuredSelection) selection;
    List<T> list = null;
    for (final Iterator<?> e = ss.iterator(); e.hasNext();) {
        final Object next = e.next();
        T c = (T) Platform.getAdapterManager().getAdapter(next, baseClass);
        if (c != null) {
            // OK
        } else if (baseClass.isInstance(next)) {
            c = (T) next;
        } else if (next instanceof IAdaptable) {
            c = (T) ((IAdaptable) next).getAdapter(baseClass);
        }
        if (c != null) {
            if (list == null) {
                list = new ArrayList<T>(ss.size());
            }
            list.add(c);
        }
    }
    if (list == null)
        return Collections.EMPTY_LIST;
    return list;
}