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

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

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Introduction

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

Prototype

@Override
    public Iterator iterator()

Source Link

Usage

From source file:org.eclipse.titan.designer.editors.configeditor.pages.modulepar.ModuleParameterSectionPage.java

License:Open Source License

private void internalRefresh() {
    StructuredSelection selection = (StructuredSelection) moduleParametersTableViewer.getSelection();
    Iterator<?> iterator = selection.iterator();
    if (iterator.hasNext()) {
        valueChanged = true;//from  ww  w  .  j  av a 2  s  . c  o  m
    } else {
        parameterValueText.setText("");
    }

    add.setEnabled(moduleParametersHandler != null);
    remove.setEnabled(moduleParametersHandler != null);
    parameterValueText.setEnabled(moduleParametersHandler != null && selection.size() == 1);
    moduleParametersTableViewer.setInput(moduleParametersHandler);
    moduleParametersTable.setEnabled(moduleParametersHandler != null);
    if (moduleParametersHandler != null) {
        totalModuleParametersLabel.setText("Total: " + moduleParametersHandler.getModuleParameters().size());
    }
}

From source file:org.eclipse.titan.designer.editors.configeditor.pages.modulepar.ModuleParameterSectionPage.java

License:Open Source License

public void removeSelectedParameters() {
    if (moduleParametersTableViewer == null || moduleParametersHandler == null) {
        return;/*from   w w  w .  jav a2  s .  c  o  m*/
    }

    StructuredSelection selection = (StructuredSelection) moduleParametersTableViewer.getSelection();
    Iterator<?> iterator = selection.iterator();

    // remove the selected elements
    for (; iterator.hasNext();) {
        ModuleParameter moduleParameter = (ModuleParameter) iterator.next();
        if (moduleParameter != null) {
            ConfigTreeNodeUtilities.removeChild(moduleParametersHandler.getLastSectionRoot(),
                    moduleParameter.getRoot());
            moduleParametersHandler.getModuleParameters().remove(moduleParameter);
        }
    }

    moduleParametersTableViewer.setSelection(null);
}

From source file:org.eclipse.titan.designer.editors.configeditor.pages.testportpar.TestportParametersSectionPage.java

License:Open Source License

private void createDetailsPart(final Composite parent, final ScrolledForm form, final FormToolkit toolkit) {
    Section section = toolkit.createSection(parent, Section.DESCRIPTION | ExpandableComposite.TITLE_BAR);
    section.setActiveToggleColor(toolkit.getHyperlinkGroup().getActiveForeground());
    section.setToggleColor(toolkit.getColors().getColor(IFormColors.SEPARATOR));

    Composite client = toolkit.createComposite(section, SWT.WRAP);
    GridLayout layout = new GridLayout();
    layout.numColumns = 1;//from  w ww  .  j a  v  a 2  s  . c o  m
    client.setLayout(layout);

    parameterValueText = toolkit.createText(client, "", SWT.MULTI | SWT.BORDER);
    parameterValueText.setLayoutData(new GridData(GridData.FILL_BOTH));
    parameterValueText.addModifyListener(new ModifyListener() {
        @Override
        public void modifyText(final ModifyEvent e) {
            StructuredSelection selection = (StructuredSelection) testportParametersTableViewer.getSelection();
            Iterator<?> iterator = selection.iterator();
            if (!iterator.hasNext()) {
                return;
            }

            TestportParameter testportParameter = (TestportParameter) iterator.next();
            ConfigTreeNodeUtilities.setText(testportParameter.getValue(), parameterValueText.getText());

            if (valueChanged) {
                valueChanged = false;
                return;
            }

            editor.setDirty();
        }
    });
    parameterValueText.setEnabled(testportParametersHandler != null);

    section.setText("Testport parameter details");
    section.setDescription("Specify the concrete value for the actually selected testport parameter.");
    section.setClient(client);
    section.setExpanded(true);
    section.addExpansionListener(new ExpansionAdapter() {
        @Override
        public void expansionStateChanged(final ExpansionEvent e) {
            form.reflow(false);
        }
    });
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.grabExcessVerticalSpace = true;
    section.setLayoutData(gd);
}

From source file:org.eclipse.titan.designer.editors.configeditor.pages.testportpar.TestportParametersSectionPage.java

License:Open Source License

private void internalRefresh() {
    StructuredSelection selection = (StructuredSelection) testportParametersTableViewer.getSelection();
    Iterator<?> iterator = selection.iterator();
    if (iterator.hasNext()) {
        valueChanged = true;//from w  ww.  j  a  v a  2  s .com
    } else {
        parameterValueText.setText("");
    }

    add.setEnabled(testportParametersHandler != null);
    remove.setEnabled(testportParametersHandler != null);
    testportParametersTableViewer.setInput(testportParametersHandler);
    testportParametersTable.setEnabled(testportParametersHandler != null);
    parameterValueText.setEnabled(testportParametersHandler != null && selection.size() == 1);
    if (testportParametersHandler != null) {
        totalTestportParametersLabel
                .setText("Total: " + testportParametersHandler.getTestportParameters().size());
    }
}

From source file:org.eclipse.titan.designer.editors.configeditor.pages.testportpar.TestportParametersSectionPage.java

License:Open Source License

public void removeSelectedParameters() {
    if (testportParametersTableViewer == null || testportParametersHandler == null) {
        return;// ww  w.  j  av a2  s . c  o m
    }

    StructuredSelection selection = (StructuredSelection) testportParametersTableViewer.getSelection();
    Iterator<?> iterator = selection.iterator();
    // remove the selected elements
    for (; iterator.hasNext();) {
        TestportParameter testportParameter = (TestportParameter) iterator.next();
        if (testportParameter != null) {
            ConfigTreeNodeUtilities.removeChild(testportParametersHandler.getLastSectionRoot(),
                    testportParameter.getRoot());
            testportParametersHandler.getTestportParameters().remove(testportParameter);
        }
    }

    testportParametersTableViewer.setSelection(null);
}

From source file:org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers.AssignLoggerHandler.java

License:Open Source License

@Override
public boolean isEnabled() {
    @NonNull/*w  ww  .  j  av  a 2s.c o  m*/
    ArrayList<@NonNull BaseLoggerComponent> loggers = new ArrayList<>();
    @NonNull
    TraceSessionComponent[] sessions = null;
    TraceDomainType domain = null;

    // Get workbench page for the Control View
    IWorkbenchPage page = getWorkbenchPage();
    if (page == null) {
        return false;
    }

    // Check if one or more session are selected
    ISelection selection = page.getSelection(ControlView.ID);
    if (selection instanceof StructuredSelection) {

        StructuredSelection structered = ((StructuredSelection) selection);
        for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) {
            Object element = iterator.next();
            if (element instanceof BaseLoggerComponent) {
                BaseLoggerComponent logger = (BaseLoggerComponent) element;

                // The loggers have to be the same domain (multiple selection)
                if (domain == null) {
                    domain = logger.getDomain();
                } else if (!domain.equals(logger.getDomain())) {
                    loggers.clear();
                    break;
                }

                // Add BaseLoggerComponents
                loggers.add(logger);

                if (sessions == null) {
                    TargetNodeComponent root = (TargetNodeComponent) logger.getParent().getParent().getParent();
                    sessions = root.getSessions();
                }
            }
        }
    }

    boolean isEnabled = ((!loggers.isEmpty()) && (sessions != null) && (sessions.length > 0));

    if (domain == null) {
        return false;
    }

    fLock.lock();
    try {
        fParam = null;
        if (isEnabled) {
            fParam = new Parameter(NonNullUtils.checkNotNull(sessions), loggers, domain);
        }
    } finally {
        fLock.unlock();
    }
    return isEnabled;
}

From source file:org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers.ChangeLoggerStateHandler.java

License:Open Source License

@Override
public boolean isEnabled() {
    // Get workbench page for the Control View
    IWorkbenchPage page = getWorkbenchPage();
    if (page == null) {
        return false;
    }/*  www.jav a  2s.  c  o m*/

    // Check if one or more session are selected
    ISelection selection = page.getSelection(ControlView.ID);

    TraceDomainComponent domain = null;
    ITraceLogLevel logLevel = null;
    LogLevelType logLevelType = null;
    List<TraceLoggerComponent> loggers = new ArrayList<>();

    if (selection instanceof StructuredSelection) {
        StructuredSelection structered = ((StructuredSelection) selection);
        String sessionName = null;
        String domainName = null;

        for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) {
            Object element = iterator.next();

            if (element instanceof TraceLoggerComponent) {

                TraceLoggerComponent logger = (TraceLoggerComponent) element;

                // This is a work-around the a bug that destroys all the sessions, this bug was fixed in LTTng 2.8.1
                // https://github.com/lttng/lttng-tools/pull/75/commits/aae621cf9d9a078f40415495a77e07079690fea1
                if (logger.getName().equals("*") && !logger.getTargetNode().isVersionSupported("2.8.1")) { //$NON-NLS-1$ //$NON-NLS-2$
                    return false;
                }

                if (sessionName == null) {
                    sessionName = String.valueOf(logger.getSessionName());
                }

                if (domain == null) {
                    domain = (TraceDomainComponent) logger.getParent();
                }

                if (domainName == null) {
                    domainName = logger.getDomain().name();
                }

                if (logLevel == null) {
                    logLevel = logger.getLogLevel();
                }

                if (logLevelType == null) {
                    logLevelType = logger.getLogLevelType();
                }

                // Enable command only for loggers of same session and domain.
                // This is because when using the lttng enable-event command to re-enable disabled
                // loggers we need to pass all the options of the logger, this means that if two loggers are from
                // different session or domain they need to be enabled in two different lttng commands. At this moment,
                // it is simpler to disable the context menu. This issue will be addressed later as an enhancement.
                if ((!sessionName.equals(logger.getSessionName()))
                        || (!domain.getName().equalsIgnoreCase(logger.getDomain().name()))) {
                    loggers.clear();
                    break;
                }

                // Enable command only for loggers of same loglevel and loglevel type
                // Same reason as explained above.
                if ((!logLevel.equals(logger.getLogLevel()))
                        || (!logLevelType.equals(logger.getLogLevelType()))) {
                    loggers.clear();
                    break;
                }

                if ((logger.getState() != getNewState())) {
                    loggers.add(logger);
                }
            }
        }
    }
    boolean isEnabled = !loggers.isEmpty();

    fLock.lock();
    try {
        fParam = null;
        if (isEnabled) {
            fParam = new Parameter(domain, loggers, logLevel, logLevelType);
        }
    } finally {
        fLock.unlock();
    }
    return isEnabled;
}

From source file:org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers.SaveHandler.java

License:Open Source License

@Override
public boolean isEnabled() {
    // Get workbench page for the Control View
    IWorkbenchPage page = getWorkbenchPage();
    if (page == null) {
        return false;
    }//www.  j  ava 2s. c  o  m

    List<TraceSessionComponent> sessions = new ArrayList<>(0);

    // Check if one or more session are selected
    ISelection selection = page.getSelection(ControlView.ID);
    if (selection instanceof StructuredSelection) {
        StructuredSelection structered = ((StructuredSelection) selection);
        for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) {
            Object element = iterator.next();
            if (element instanceof TraceSessionComponent) {
                // Add only TraceSessionComponents that are inactive and not destroyed
                TraceSessionComponent session = (TraceSessionComponent) element;
                if ((session.getSessionState() == TraceSessionState.INACTIVE) && (!session.isDestroyed())) {
                    sessions.add(session);
                }
            }
        }
    }
    boolean isEnabled = !sessions.isEmpty();
    fLock.lock();
    try {
        fSessions = null;
        if (isEnabled) {
            fSessions = sessions;
        }
    } finally {
        fLock.unlock();
    }
    return isEnabled;
}

From source file:org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers.SnapshotHandler.java

License:Open Source License

@Override
public boolean isEnabled() {
    // Get workbench page for the Control View
    IWorkbenchPage page = getWorkbenchPage();
    if (page == null) {
        return false;
    }/*from  w  w  w  .  ja  va 2  s . c o m*/

    List<TraceSessionComponent> sessions = new ArrayList<>(0);

    // Check if one session is selected
    ISelection selection = page.getSelection(ControlView.ID);
    if (selection instanceof StructuredSelection) {
        StructuredSelection structered = ((StructuredSelection) selection);
        for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) {
            Object element = iterator.next();
            if (element instanceof TraceSessionComponent) {
                // Add only if corresponding TraceSessionComponent is an active snapshot session and not destroyed
                TraceSessionComponent session = (TraceSessionComponent) element;
                if (session.isSnapshotSession() && !session.isDestroyed()) {
                    sessions.add(session);
                }
            }
        }
    }
    boolean isEnabled = !sessions.isEmpty();
    fLock.lock();
    try {
        fSessions.clear();
        if (isEnabled) {
            fSessions.addAll(sessions);
        }
    } finally {
        fLock.unlock();
    }
    return isEnabled;
}

From source file:org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.java

License:Open Source License

/**
 * Returns the current selection./*from   w ww . j  a va2 s. c  o m*/
 * 
 * @return the current selection
 */
protected StructuredSelection getSelectedItems() {

    StructuredSelection selection = (StructuredSelection) list.getSelection();

    List selectedItems = selection.toList();
    Object itemToRemove = null;

    for (Iterator it = selection.iterator(); it.hasNext();) {
        Object item = it.next();
        if (item instanceof ItemsListSeparator) {
            itemToRemove = item;
            break;
        }
    }

    if (itemToRemove == null)
        return new StructuredSelection(selectedItems);
    // Create a new selection without the collision
    List newItems = new ArrayList(selectedItems);
    newItems.remove(itemToRemove);
    return new StructuredSelection(newItems);

}