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.tools.s60.editor.actions.layers.RenameLayerAction.java

License:Open Source License

@Override
protected boolean calculateEnabled() {
    if (getImage() instanceof IAnimatedImage)
        return false;
    IStructuredSelection sel = getHost().getSelection();
    if (!sel.isEmpty() && sel.getFirstElement() instanceof ILayer) {
        return !((ILayer) sel.getFirstElement()).isBackground();
    }/* ww  w. ja  va2s  .  c o m*/
    return false;
}

From source file:com.nokia.tools.s60.editor.ui.dialogs.FailureListDialog.java

License:Open Source License

@Override
protected Control createDialogArea(Composite parent) {
    if (title != null) {
        parent.getShell().setText(title);
    }/*from  w  ww  . jav a 2  s  .  c  om*/

    Composite composite = (Composite) super.createDialogArea(parent);
    Composite fc = new Composite(composite, SWT.NONE);
    fc.setLayoutData(new GridData(GridData.FILL_BOTH));

    GridLayout gridLayout = new GridLayout();
    fc.setLayout(gridLayout);

    Label msgLabel = new Label(fc, SWT.NONE);
    msgLabel.setText(Messages.FailureListDialog_message);

    TableViewer viewer = new TableViewer(fc, SWT.BORDER | SWT.FULL_SELECTION | SWT.VERTICAL);
    table = viewer.getTable();
    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    TableColumn tableColumn = new TableColumn(table, SWT.NONE);
    tableColumn.setWidth(25);
    TableColumn tableColumn1 = new TableColumn(table, SWT.NONE);
    tableColumn1.setWidth(500);
    tableColumn1.setText(Messages.FailureListDialog_element_lbl);
    TableColumn tableColumn2 = new TableColumn(table, SWT.NONE);
    tableColumn2.setWidth(300);
    tableColumn2.setText(Messages.FailureListDialog_detail_lbl);
    table.setLayoutData(new GridData(600, 200));

    new Label(fc, SWT.NONE);

    Label detailLabel = new Label(fc, SWT.NONE);
    detailLabel.setText(Messages.FailureListDialog_description_lbl);

    detail = new StyledText(fc, SWT.BORDER | SWT.VERTICAL | SWT.HORIZONTAL);
    GridData gridData = new GridData();
    gridData.grabExcessHorizontalSpace = false;
    gridData.verticalAlignment = org.eclipse.swt.layout.GridData.FILL;
    gridData.grabExcessVerticalSpace = true;
    gridData.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
    gridData.heightHint = 200;
    gridData.widthHint = 600;
    detail.setLayoutData(gridData);

    viewer.setContentProvider(new IStructuredContentProvider() {
        public Object[] getElements(Object inputElement) {
            if (inputElement instanceof List) {
                return ((List) inputElement).toArray();
            }
            return null;
        }

        public void dispose() {
        }

        public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
        }
    });

    viewer.setLabelProvider(new ITableLabelProvider() {
        Image err_image = S60WorkspacePlugin.getImageDescriptor("icons/error_tsk.gif").createImage();

        Image warn_image = S60WorkspacePlugin.getImageDescriptor("icons/warn_tsk.gif").createImage();

        Image info_image = S60WorkspacePlugin.getImageDescriptor("icons/info_tsk.gif").createImage();

        public Image getColumnImage(Object element, int columnIndex) {
            if (columnIndex == 0) {
                ESeverity severity = (((IFailure) element).getSeverity());
                if (ESeverity.INFO == severity) {
                    return info_image;
                } else if (ESeverity.WARN == severity) {
                    return warn_image;
                } else if (ESeverity.ERROR == severity) {
                    return err_image;
                }
            }
            return null;
        }

        public String getColumnText(Object element, int columnIndex) {
            if (columnIndex == 1) {
                return ((IFailure) element).getSource();
            }

            if (columnIndex == 2) {
                return ((IFailure) element).getMessage();
            }
            return null;
        }

        public void addListener(ILabelProviderListener listener) {
        }

        public void dispose() {
            err_image.dispose();
            warn_image.dispose();
            info_image.dispose();
        }

        public boolean isLabelProperty(Object element, String property) {
            return false;
        }

        public void removeListener(ILabelProviderListener listener) {
        }

    });

    viewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection sel = (IStructuredSelection) event.getSelection();
            if (sel.isEmpty()) {
                detail.setText("");
            } else {
                IFailure f = (IFailure) sel.getFirstElement();
                detail.setText(f.getDetail());
            }
        }
    });

    viewer.setInput(failures);

    viewer.setSelection(new StructuredSelection(failures.get(0)));

    return composite;
}

From source file:com.nokia.tools.s60.editor.ui.views.ActiveLayersPage.java

License:Open Source License

public void selectionChanged(SelectionChangedEvent event) {

    // update action toolbar
    IStructuredSelection selection = (IStructuredSelection) treeViewer.getSelection();
    if (selection.getFirstElement() instanceof ILayer) {
        layersViewAddEffectDropDown.setEnabled(true);
    } else {//w w w . j  a v a 2  s.  c  o  m
        layersViewAddEffectDropDown.setEnabled(false);
    }

    if (selection.getFirstElement() instanceof ILayerEffect) {
        EffectControlsEditorPage page = getEffectControlsEditorPage();
        if (page != null) {
            page.inputChanged((ILayerEffect) ((IStructuredSelection) event.getSelection()).getFirstElement());
        }
    } else {
        EffectControlsEditorPage page = getEffectControlsEditorPage();
        if (page != null) {
            page.inputChanged(null);
        }
    }
    if (selection.isEmpty()) {
        fireEffectSelection(null);
        fireLayerSelection(null);
    } else {
        if (selection.getFirstElement() instanceof ILayer) {
            fireEffectSelection(null);
            fireLayerSelection((ILayer) selection.getFirstElement());
        } else if (selection.getFirstElement() instanceof ILayerEffect) {
            fireLayerSelection(null);
            fireEffectSelection((ILayerEffect) selection.getFirstElement());
        }
    }
}

From source file:com.nokia.tools.s60.editor.ui.views.AddEffectDropDown.java

License:Open Source License

private void _build() {
    IStructuredSelection sel = (IStructuredSelection) page.getSelection();
    if (!sel.isEmpty()) {
        if (sel.getFirstElement() instanceof ILayer) {
            ILayer layer = (ILayer) sel.getFirstElement();
            List<ILayerEffect> effects = layer.getLayerEffects();
            final List<ILayerEffect> availableEffects = layer.getAvailableLayerEffects();
            Separator betweenLayerSep = null;
            boolean actionAdded = false;
            for (ILayerEffect a : effects) {
                AddEffectAction action = new AddEffectAction(a, availableEffects);
                if (action.isEnabled()) {
                    //                     separator before  ChannelBlend
                    if (actionAdded)
                        if (a.getName().equals(IMediaConstants.CHANNELBLENDING)
                                || a.getName().equals(IMediaConstants.ALPHABLENDING)) {
                            if (betweenLayerSep == null) {
                                betweenLayerSep = new Separator();
                                betweenLayerSep.fill(menu, -1);
                            }/*from   w  ww.j av  a2  s. co m*/
                        }
                    ActionContributionItem item = new ActionContributionItem(action);
                    item.fill(menu, -1);
                    actionAdded = true;
                }
            }
        }
    }
}

From source file:com.nokia.tools.s60.views.ResourceViewPage.java

License:Open Source License

/**
 * shows and selects element (group), that contains item in selection
 * //from  www  .j a  v  a2s .c  o  m
 * @param selection
        
 */
public void showSelection(IStructuredSelection sel) {
    if (inputs == null)
        return;
    if (!sel.isEmpty() && sel.getFirstElement() instanceof ScreenEditorPart) {
        return;
    }

    Object data = sel.isEmpty() ? null : sel.getFirstElement();
    if (sel.getFirstElement() instanceof DiagramGraphicalEditPart) {
        data = ((DiagramGraphicalEditPart) sel.getFirstElement()).getChildren().get(0);
    }
    // List<Object> iconViewSel = new ArrayList<Object>();
    IContentData modelItem = findModelItem(data);

    // iconViewSel.add(modelItem);

    if (modelItem instanceof ThemeScreenData) {
        // click on the editor screen - do not clean selection
        return;
    }

    setInputAsCollapsed();

    // clears the old selected item
    clearSelection();

    IResourceViewerSelectionHelper2 helper = getResourceSelectionHelper(modelItem);

    if (modelItem != null && (selectedIAL == null
            || !((String) selectedIAL.getData()).equals(modelItem.getRoot().getType()))) {

        IEmbeddedEditorDescriptor desc = null;
        if (null != modelItem.getRoot())
            desc = ExtensionManager.getEmbeddedEditorDescriptorByContentType(modelItem.getRoot().getType());

        if (null != desc) {
            IEmbeddedEditorCustomizer customizer = desc.getEmbeddedEditorCustomizer();
            for (ImageLabel label : ials) {
                if (((String) label.getText()).equals(customizer.getCategoryName(modelItem.getRoot()))) {
                    setSelectedThumb(label, false);
                }
            }
        } else {
            for (ImageLabel label : ials) {
                if (((String) label.getData()).equals(modelItem.getRoot().getType())) {
                    setSelectedThumb(label, false);
                }
            }
        }
    }
    if (modelItem != null && (selectedIAL != null
            && ((String) selectedIAL.getData()).equals(modelItem.getRoot().getType()))) {
        String modelItemName = modelItem.getName();
        boolean selectedIALisWantedIAL = false;

        if (inputs.size() > 0 && inputs.get(0).getGroups().size() > 0) {
            for (IResourceTableCategoryItem cat : inputs.get(0).getGroups().get(0).getCategories()) {
                if (cat instanceof ResourceTableCategory) {
                    if (cat.getName().equals(modelItemName)) {
                        selectedIALisWantedIAL = true;
                        break;
                    }
                }
            }
        }

        if (selectedIALisWantedIAL) {
            setSelectedThumb(selectedIAL, false);
        } else {

            IEmbeddedEditorDescriptor desc = ExtensionManager
                    .getEmbeddedEditorDescriptorByContentType(modelItem.getRoot().getType());
            if (null != desc) {
                IEmbeddedEditorCustomizer customizer = desc.getEmbeddedEditorCustomizer();
                for (ImageLabel label : ials) {
                    if (((String) label.getText()).equals(customizer.getCategoryName(modelItem.getRoot()))) {
                        setSelectedThumb(label, false);
                    }
                }
            } else {
                for (ImageLabel label : ials) {
                    if (((String) label.getData()).equals(modelItem.getRoot().getType())) {
                        setSelectedThumb(label, false);
                    }
                }
            }
        }

    } else if (selectedIAL != null) {
        setSelectedThumb(selectedIAL, false);
    }

    if (helper != null) {
        ResourceTableCategory cat = helper.getCategoryToPin(inputs, modelItem);
        if (cat != null) {

            if (selectedCategory != null) {
                selectedCategory.setExtracted(false);
                selectedCategory.getParent().setExtracted(false);
                selectedCategory = (ResourceTableCategory) cat;
            } else {
                selectedCategory = (ResourceTableCategory) cat;
            }
            if (!(selectedCategory instanceof ColorResourceTableCategory)) {
                for (int i = 0; i < selectedCategory.getItems().size(); i++) {
                    if (modelItem.getParent().getName().equals(selectedCategory.getItems().get(i).getName())) {
                        selectedItem = selectedCategory.getItems().get(i);
                        break;
                    }
                }
            }
            ((ResourceTableCategory) cat).setExtracted(true);
            ((ResourceTableCategory) cat).getParent().setExtracted(true);
            if (selectedCategory != null) {
                if (!(selectedCategory instanceof ColorResourceTableCategory || selectedItem == null)) {
                    selectedCategory = null;
                    selectedGroup = null;
                }
            }
        }
    }
    // iconViewSel.add(Boolean.FALSE);
    // refreshIconView(new StructuredSelection(iconViewSel), false);

    // refresh even when no selection is there, to clear the selection
    refreshKeepingIndex();
    if (selectedItem != null) {
        scrollToVisible(selectedItem);
    }

    //update the new selection
    setSelectionWithoutUpdatingListeners(sel);
}

From source file:com.nokia.tools.s60ct.confml.actions.RemoveSequenceItemsAction.java

License:Open Source License

@Override
public void initSelectionListener() {
    selectionListener = new ISelectionListener() {

        public void selectionChanged(IWorkbenchPart part, ISelection selection) {

            if (selection instanceof IStructuredSelection) {
                IStructuredSelection ss = (IStructuredSelection) selection;
                if (!ss.isEmpty()) {
                    Object[] array = ss.toArray();
                    for (int i = 0; i < array.length; i++) {
                        Object object = array[i];
                        if (object instanceof ESimpleSetting || object instanceof EResourceSetting) {
                            ESequenceSettingImpl seqItem = findSeqSetting((EObject) object);
                            if (seqItem != null) {
                                if (widget != null && !widget.isDisposed()
                                        && widget.getData() instanceof ESetting) {
                                    ESetting setting = ((ESetting) widget //WRONG?!?
                                            .getData());
                                    if (seqItem == setting) {
                                        setEnabled(true);
                                        return;
                                    } else {
                                        setEnabled(false);
                                        return;
                                    }/*from w  w  w  . j  a v  a  2  s.c  om*/
                                }
                            }
                        }
                    }
                }
            }
            //   setEnabled(false);
        }
    };
    //   this.addListenerObject(selectionListener);
}

From source file:com.nokia.tools.s60ct.confml.commands.AbstractSelectionCommand.java

License:Open Source License

public boolean isSelectionOK() {

    ISelectionProvider provider = getEditor();
    if (provider != null) {
        IStructuredSelection selection = (IStructuredSelection) provider.getSelection();
        if (!selection.isEmpty() && selection.getFirstElement().equals(getModel())) {
            return true;
        } else {/*w w  w  .ja  va 2  s . c  om*/
            return false;
        }
    }

    return true;
}

From source file:com.nokia.tools.s60ct.resources.resources.ResourceUtil.java

License:Open Source License

/**
 * @param selection/*from  ww  w  . j a  va2 s. c o  m*/
 * @return Test if selection is from the same directory or not
 */
public static boolean checkSelectionForCopyOrMove(IStructuredSelection selection) {
    if (selection.isEmpty()) {
        return false;
    }
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        List list = ss.toList();

        if (list.size() == 1) {
            return true;
        }

        int size = list.size();
        for (int i = 0; i < size - 1; i++) {
            Object o1 = list.get(i);
            Object o2 = list.get(i + 1);

            if (o1 instanceof ResourceStorage && o2 instanceof ResourceStorage) {
                ResourceStorage rs1 = (ResourceStorage) o1;
                ResourceStorage rs2 = (ResourceStorage) o2;
                ELibraryElement o1fse = rs1.getFileSystemElement();
                ELibraryElement o2fse = rs2.getFileSystemElement();

                if (o1fse.eContainer() != o2fse.eContainer()) {
                    return false;
                }
            } else {
                return false;
            }
        }
    }
    return true;
}

From source file:com.nokia.tools.screen.ui.views.ResourcePage.java

License:Open Source License

/**
 * shows and selects element (group), that contains item in selection
 * //from  w w w.  ja  va2s.co m
 */
public void showSelection(IStructuredSelection sel) {

    if (viewer == null)
        return;

    Object data = sel.isEmpty() ? null : sel.getFirstElement();

    // IContentData modelItem = findModelItem(data, themeContent);
    IContentData modelItem = findModelItem(data);
    IResourceViewerSelectionHelper helper = viewer.getResourceSelectionHelper(modelItem);

    if (modelItem != null) {
        // find Task and ComponentGroup, that contains selection
        IContentData task = helper.findTaskContaining(modelItem);

        if (task == null)
            return;

        final IContentData compGroup = helper.findGroupContaining(modelItem, task);
        final IContentData minorGroup = helper.findMinorGroup(modelItem, task, compGroup);

        // selects appropriate elements
        if (compGroup != null && minorGroup != null) {
            suppressViewerEvents = true;
            try {
                final Map map = viewer.getVisualPartMap();

                Iterator it = map.values().iterator();
                while (it.hasNext()) {
                    EditPart element = (EditPart) it.next();
                    if (element.getModel() instanceof CombinedTemplateCreationEntry) {
                        CombinedTemplateCreationEntry entry = (CombinedTemplateCreationEntry) element
                                .getModel();
                        if (entry.getTemplate() == compGroup || entry.getTemplate() == minorGroup) {

                            // set viewer selection is the same no
                            // action
                            if (viewer.getSelectedEditParts().size() == 0
                                    || viewer.getSelectedEditParts().get(0) != element) {
                                viewer.reveal(element);
                                viewer.select(element);
                                viewer.setActiveTool(entry);
                            }

                            if (viewer
                                    // enter only if the section supports
                                    // position viewer
                                    .getResourceSelectionHelper(compGroup).supportsPositionViewer()) {
                                // update also selection in position viewer
                                if (minorGroup != null) {
                                    it = positionViewer.getVisualPartMap().values().iterator();
                                    while (it.hasNext()) {
                                        element = (EditPart) it.next();
                                        if (element.getModel() instanceof CombinedTemplateCreationEntry) {
                                            entry = (CombinedTemplateCreationEntry) element.getModel();
                                            if (entry.getTemplate() == minorGroup) {
                                                if (positionViewer.getSelectedEditParts().size() == 0
                                                        || positionViewer.getSelectedEditParts()
                                                                .get(0) != element) {
                                                    IResourceSection section = viewer
                                                            .getResourceSection(modelItem);
                                                    if (section instanceof IResourceViewRectProvider) {
                                                        positionViewer.rectProvider = (IResourceViewRectProvider) section;
                                                    }
                                                    positionViewer.reveal(element);
                                                    _shouldRefreshIconView = false;
                                                    positionViewer.select(element);
                                                }

                                                List<Object> iconViewSel = new ArrayList<Object>();
                                                for (Iterator iter = sel.iterator(); iter.hasNext();) {
                                                    IContentData mItem = findModelItem(iter.next());
                                                    if (mItem != null) {

                                                        iconViewSel.add(mItem);
                                                    }
                                                }

                                                /*
                                                 * add parameter
                                                 * 'Boolean.FALSE' to
                                                 * selection so that icon
                                                 * view will be notified tot
                                                 * to try synchronize with
                                                 * editor and stuck in
                                                 * event-loop
                                                 */
                                                _shouldRefreshIconView = true;
                                                iconViewSel.add(Boolean.FALSE);
                                                refreshIconView(new StructuredSelection(iconViewSel), false);
                                                return;
                                            }
                                        }
                                    }
                                }
                            } else { // the section does not support
                                // position viewer, clear it
                                updatePositionViewer(null);
                                refreshIconView(new StructuredSelection(new Object[] { Boolean.FALSE }), false);
                            }
                            return;
                        }
                    }
                }
            } finally {
                suppressViewerEvents = false;
            }
        }
    } else {

        refreshIconView(new StructuredSelection(new Object[] { Boolean.FALSE }), false);
        return;
    }
}

From source file:com.nokia.tools.screen.ui.wizards.ExportWizardPage1.java

License:Open Source License

private void listOpenWorkspaceProjects() {
    lstProjects.removeAll();//  ww  w .  j  av a  2  s. co  m
    IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
    Arrays.sort(projects, new Comparator<IProject>() {
        /*
         * (non-Javadoc)
         * 
         * @see java.util.Comparator#compare(T, T)
         */
        public int compare(IProject o1, IProject o2) {
            return o1.getName().compareToIgnoreCase(o2.getName());
        }
    });

    for (IProject project : projects) {
        try {
            if (project.isOpen()) {
                lstProjects.add(project.getName());
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    if (lstProjects.getItemCount() > 0) {
        lstProjects.select(0);
        strSelProjects = new String[] { lstProjects.getItem(0) };

        IStructuredSelection sel = ((ExportWizard) getWizard()).getSelection();
        if (sel != null && !sel.isEmpty()) {
            if (sel.getFirstElement() instanceof IResource) {
                IProject project = ((IResource) sel.getFirstElement()).getProject();
                int idx = Arrays.asList(lstProjects.getItems()).indexOf(project.getName());
                if (idx >= 0) {
                    lstProjects.select(idx);
                    strSelProjects = new String[] { lstProjects.getItem(idx) };
                }
            }
        }
    }

}