Example usage for org.eclipse.jface.viewers StructuredSelection EMPTY

List of usage examples for org.eclipse.jface.viewers StructuredSelection EMPTY

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In this page you can find the example usage for org.eclipse.jface.viewers StructuredSelection EMPTY.

Prototype

StructuredSelection EMPTY

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The canonical empty selection.

Usage

From source file:com.symbian.smt.gui.smtwidgets.AdvancedOptionsWidget.java

License:Open Source License

/**
 * Creates an AdvancedOptionsWidget composite object
 * /*from   w w  w .ja va2s  .  c  om*/
 * @return void
 */
public AdvancedOptionsWidget(final Composite parent, int style) {
    super(parent, style);

    this.setLayout(new FillLayout());

    // The Composite that contains all widgets
    final Composite gridLayoutComposite = new Composite(this, SWT.NONE);
    final GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;
    gridLayoutComposite.setLayout(gridLayout);

    final Label label = new Label(gridLayoutComposite, SWT.NONE);
    GridData gd = new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false, 2, 1);

    label.setText("Additional Command-Line Parameters");
    label.setLayoutData(gd);

    // The List that contains all assigned command line options
    final List list = new List(gridLayoutComposite, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI);
    gd = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
    gd.widthHint = 200;

    list.setLayoutData(gd);

    viewer = new ListViewer(list);

    viewer.setContentProvider(new AdvancedOptionsContentProvider());
    viewer.setLabelProvider(new AdvancedOptionsLabelProvider());

    // The Composite that contains all buttons in a vertical stack
    final Composite buttonsComposite = new Composite(gridLayoutComposite, SWT.NONE);
    final RowLayout rowLayout = new RowLayout(SWT.VERTICAL);
    rowLayout.spacing = 5;
    rowLayout.wrap = false;
    rowLayout.fill = true;

    buttonsComposite.setLayout(rowLayout);

    gd = new GridData(SWT.RIGHT, SWT.BEGINNING, false, true, 1, 1);
    buttonsComposite.setLayoutData(gd);

    // The "Add" button
    final Button addOptionButton = new Button(buttonsComposite, SWT.NONE);
    RowData rd = new RowData();
    rd.width = 75;

    addOptionButton.setLayoutData(rd);

    // The action that backs the "Add" button
    final AddOptionAction addOptionAction = new AddOptionAction(addOptionButton);

    // When button is pressed, listener invokes the action's run() method,
    // then refresh
    // the List of assigned options and set the selection appropriately
    addOptionButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(final SelectionEvent e) {
            addOptionAction.run();
            StructuredSelection oldSel = (StructuredSelection) viewer.getSelection();
            viewer.refresh();

            String newOption = addOptionAction.getNewOption();
            StructuredSelection newSel = (newOption == null) ? oldSel : new StructuredSelection(newOption);

            viewer.setSelection(newSel);
        }
    });

    // The "Edit" button
    final Button editOptionButton = new Button(buttonsComposite, SWT.NONE);
    rd = new RowData();
    rd.width = 75;

    editOptionButton.setLayoutData(rd);

    // The action that backs the "Edit" button
    final EditOptionAction editOptionAction = new EditOptionAction(editOptionButton);

    // When button is pressed, listener invokes the action's run() method,
    // then refresh
    // the List of assigned options and set the selection appropriately
    editOptionButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(final SelectionEvent e) {
            editOptionAction.run();
            StructuredSelection oldSel = (StructuredSelection) viewer.getSelection();

            viewer.refresh();
            viewer.setSelection(oldSel);
        }
    });

    // The "Remove" button
    final Button removeOptionButton = new Button(buttonsComposite, SWT.NONE);
    rd = new RowData();
    rd.width = 75;

    removeOptionButton.setLayoutData(rd);

    // The action that backs the "Remove" button
    final RemoveOptionAction removeOptionAction = new RemoveOptionAction(removeOptionButton);

    // When button is pressed, listener invokes the action's run() method,
    // then refreshes the List of assigned options and set the selection
    // appropriately
    removeOptionButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            removeOptionAction.run();
            viewer.refresh();

            // If the viewer has at least one element, we set the current
            // selection to that element. 
            Object firstElement = viewer.getElementAt(0);
            StructuredSelection ssel = (firstElement == null)
                    ? new StructuredSelection(StructuredSelection.EMPTY)
                    : new StructuredSelection(firstElement);

            viewer.setSelection(ssel);
        }
    });

    // The "Move Up" button
    final Button moveOptionUpButton = new Button(buttonsComposite, SWT.NONE);
    rd = new RowData();
    rd.width = 75;

    moveOptionUpButton.setLayoutData(rd);

    // The action that backs the "Move Up" button
    final MoveOptionUpAction moveOptionUpAction = new MoveOptionUpAction(moveOptionUpButton);

    // When button is pressed, listener invokes the action's run() method,
    // then refreshes the List of assigned options and set the selection
    // appropriately
    moveOptionUpButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(final SelectionEvent e) {
            moveOptionUpAction.run();
            viewer.refresh();

            StructuredSelection newSel = new StructuredSelection(moveOptionUpAction.getMovedOption());

            viewer.setSelection(newSel);
        }
    });

    // The "Move Down" button
    final Button moveOptionDownButton = new Button(buttonsComposite, SWT.NONE);
    rd = new RowData();
    rd.width = 75;

    moveOptionDownButton.setLayoutData(rd);

    // The action that backs the "Move Down" button
    final MoveOptionDownAction moveOptionDownAction = new MoveOptionDownAction(moveOptionDownButton);

    // When button is pressed, listener invokes the action's run() method,
    // then refreshes the List of assigned options and set the selection
    // appropriately
    moveOptionDownButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(final SelectionEvent e) {
            moveOptionDownAction.run();
            viewer.refresh();

            StructuredSelection newSel = new StructuredSelection(moveOptionDownAction.getMovedOption());

            viewer.setSelection(newSel);
        }
    });
}

From source file:com.symbian.smt.gui.smtwidgets.resources.ResourcesWidget.java

License:Open Source License

private void addRemoveResourceButton(Composite parent) {
    // The "Remove" button
    final Button removeResourceFileButton = new Button(parent, SWT.NONE);
    RowData rd = new RowData();
    rd.width = 75;/* w w w . j av  a 2s.co  m*/

    removeResourceFileButton.setLayoutData(rd);

    // The action that backs the "Remove" button
    final RemoveResourceFileAction removeResourceFileAction = new RemoveResourceFileAction(
            removeResourceFileButton, resourceFilesViewer, resourceFilesMap, resourceTypesViewer);

    // When button is pressed, listener invokes the action's run() method,
    // then refreshes the List of assigned options and set the selection
    // appropriately
    removeResourceFileButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            removeResourceFileAction.run();
            resourceFilesViewer.refresh();

            Object firstElement = resourceFilesViewer.getElementAt(0);
            StructuredSelection ssel = (firstElement == null)
                    ? new StructuredSelection(StructuredSelection.EMPTY)
                    : new StructuredSelection(firstElement);

            resourceFilesViewer.setSelection(ssel);
        }
    });
}

From source file:com.symbian.smt.gui.wizard.NewSMTProjectWizardTest.java

License:Open Source License

/**
 * @throws java.lang.Exception/*from ww  w.jav a  2s.  c  om*/
 */
protected final void setUp() throws Exception {
    // Initialise the default values
    SmmPreferencesInitializer initialiser = new SmmPreferencesInitializer();

    initialiser.initializeDefaultPreferences();

    smgFolder = initialiser.getSmgFolder();
    wizard = new NewSMTProjectWizard();
    selection = new StructuredSelection(StructuredSelection.EMPTY);
    workbench = PlatformUI.getWorkbench();
    shell = workbench.getActiveWorkbenchWindow().getShell();

    wizard.init(workbench, selection);

    WizardDialog dialog = new WizardDialog(shell, wizard);

    dialog.setBlockOnOpen(false);
    dialog.open();

    NewProjectCreationPageCaseInsensitive page = (NewProjectCreationPageCaseInsensitive) wizard
            .getPage("page1");
    Composite c = (Composite) page.getControl();
    wizardProjectTextField = findText(c);

    if (wizardProjectTextField == null) {
        throw new Exception("Could not find project name Text field");
    }

    wizardProjectTextField.setText("testproject");
}

From source file:com.synflow.ngDesign.ui.internal.navigator.actions.NewSynflowProjectAction.java

License:Open Source License

public void run() {
    // Create wizard selection wizard.
    IWorkbench workbench = PlatformUI.getWorkbench();
    NewProjectWizard wizard = new NewProjectWizard();
    ISelection selection = window.getSelectionService().getSelection();
    IStructuredSelection selectionToPass = StructuredSelection.EMPTY;
    if (selection instanceof IStructuredSelection) {
        selectionToPass = (IStructuredSelection) selection;
    }/*  w w  w. j a  va  2 s.c  o  m*/
    wizard.init(workbench, selectionToPass);

    wizard.setForcePreviousAndNextButtons(true);

    // Create wizard dialog.
    WizardDialog dialog = new WizardDialog(null, wizard);
    dialog.create();
    dialog.getShell().setSize(Math.max(SIZING_WIZARD_WIDTH, dialog.getShell().getSize().x),
            SIZING_WIZARD_HEIGHT);

    // Open wizard.
    dialog.open();
}

From source file:com.technophobia.substeps.junit.ui.component.SelectionProviderMediator.java

License:Open Source License

@Override
public ISelection getSelection() {
    if (viewerInFocus != null) {
        return viewerInFocus.getSelection();
    }//ww  w .  j  a  va 2  s .c  om
    return StructuredSelection.EMPTY;
}

From source file:com.toubassi.jface.Explorer.java

License:Open Source License

/**
 * Gets the selection from the last view that the user interacted
 * with that had a selection (either table or tree).
 * @return/*from ww  w . j a  v  a  2  s  .co m*/
 */
public StructuredSelection getSelection() {
    StructuredSelection selection = StructuredSelection.EMPTY;

    if (lastSelectedViewer == tableViewer) {
        selection = getTableSelection();
        if (selection.isEmpty()) {
            selection = getTreeSelection();
        }
    } else {
        selection = getTreeSelection();
        if (selection.isEmpty()) {
            selection = getTableSelection();
        }
    }
    return selection;
}

From source file:com.vectrace.MercurialEclipse.history.MercurialHistoryPage.java

License:Open Source License

void clearSelection() {
    viewer.setSelection(StructuredSelection.EMPTY);
}

From source file:com.vectrace.MercurialEclipse.views.PatchQueueView.java

License:Open Source License

public void populateTable() {
    Job job = new SafeUiJob(Messages.getString("PatchQueueView.jobName.populateTable")) { //$NON-NLS-1$
        @Override//from  w w  w.j av a 2  s  .  c o  m
        protected IStatus runSafe(IProgressMonitor monitor) {
            IStatus status = Status.OK_STATUS;
            if (hgRoot != null && !table.isDisposed()) {
                try {
                    List<Patch> patches = HgQSeriesClient.getPatchesInSeries(hgRoot);

                    // TODO: We have to hide the popup menu if the table is empty or the team
                    // menu will be appended. This is a side effect of the team menu's
                    // locationURI being "popup:org.eclipse.ui.popup.any". If the team menu gets
                    // a proper locationURI, the next line can be deleted.
                    table.setEnabled(!patches.isEmpty());

                    topmostAppliedPatch = null;
                    for (Patch patch : patches) {
                        if (patch.isApplied()) {
                            topmostAppliedPatch = patch;
                        }
                    }

                    // Reverse so it's in the same order as the sync view
                    patches = new ArrayList<Patch>(patches);
                    Collections.reverse(patches);
                    table.setItems(patches);
                } catch (HgException e) {
                    if (e.getCause() instanceof InterruptedException) {
                        // ?
                    } else {
                        showWarning(e.getConciseMessage());
                        MercurialEclipsePlugin.logError(e);
                        status = new Status(IStatus.ERROR, MercurialEclipsePlugin.ID,
                                Messages.getString("PatchQueueView.cannotPopulatePatchViewTable"), e); //$NON-NLS-1$
                    }
                } finally {
                    updateEnablement(StructuredSelection.EMPTY);
                }
            }
            return status;
        }
    };

    job.setUser(false);
    job.setSystem(true);
    job.schedule();
}

From source file:com.vmware.vfabric.ide.eclipse.tcserver.internal.ui.ExtendedTcStaticResourcesEditorSection.java

License:Open Source License

private void updateEnablement() {
    boolean agentEnabled = serverWorkingCopy.isAgentRedeployEnabled();
    boolean jmxEnabled = serverWorkingCopy.isEnhancedRedeployEnabled();

    if (!jmxEnabled) {
        filenamesTableViewer.setSelection(StructuredSelection.EMPTY);
    }//from w  ww  . ja va  2  s  . c o  m
    filenameTable.setEnabled(jmxEnabled);
    addButton.setEnabled(jmxEnabled);

    agentOptionsText.setEnabled(agentEnabled);

    enableButton.setEnabled(!agentEnabled);
    enableAgentButton.setEnabled(!jmxEnabled);

    updateButtons();
}

From source file:com.vmware.vfabric.ide.eclipse.tcserver.internal.ui.TcStaticResourcesEditorSection.java

License:Open Source License

private void updateEnablement() {
    boolean enabled = serverWorkingCopy.isEnhancedRedeployEnabled();
    if (!enabled) {
        filenamesTableViewer.setSelection(StructuredSelection.EMPTY);
    }//from w w w.  j ava  2  s  .c om
    filenameTable.setEnabled(enabled);
    addButton.setEnabled(enabled);
    updateButtons();
}