Example usage for org.springframework.ide.eclipse.boot.dash.util HiddenElementsLabel HiddenElementsLabel

Introduction

In this page you can find the example usage for org.springframework.ide.eclipse.boot.dash.util HiddenElementsLabel HiddenElementsLabel.

Prototype

public HiddenElementsLabel(Composite page, LiveVariable<Integer> hiddenElementCount) 

Source Link

Usage

From source file:org.springframework.ide.eclipse.boot.dash.views.sections.BootDashUnifiedTreeSection.java

@Override
public void createContents(Composite page) {
    tv = new CustomTreeViewer(page, SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    tv.setExpandPreCheckFilters(true);//from  w w w . j a  v  a2  s. com
    tv.setContentProvider(new BootDashTreeContentProvider());
    tv.setSorter(new BootModelViewerSorter(this.model));
    tv.setInput(model);
    tv.getTree().setLinesVisible(false);

    stylers = new Stylers(tv.getTree().getFont());
    tv.setLabelProvider(new BootDashTreeLabelProvider(stylers, tv));

    ColumnViewerToolTipSupport.enableFor(tv);

    GridDataFactory.fillDefaults().grab(true, true).applyTo(tv.getTree());

    new HiddenElementsLabel(page, tv.hiddenElementCount);

    tv.getControl().addControlListener(new ControlListener() {
        public void controlResized(ControlEvent e) {
            ReflowUtil.reflow(owner, tv.getControl());
        }

        public void controlMoved(ControlEvent e) {
        }
    });

    actions = new BootDashActions(model, getSelection(), getSectionSelection(), ui);
    hookContextMenu();

    // Careful, either selection or tableviewer might be created first.
    // in either case we must make sure the listener is added when *both*
    // have been created.
    if (selection != null) {
        addViewerSelectionListener();
    }

    tv.addDoubleClickListener(new IDoubleClickListener() {
        public void doubleClick(DoubleClickEvent event) {
            if (selection != null) {
                BootDashElement selected = selection.getSingle();
                if (selected != null) {
                    String url = selected.getUrl();
                    if (url != null) {
                        UiUtil.openUrl(url);
                    }
                } else if (sectionSelection.getValue() != null) {
                    IAction openCloudAdminConsoleAction = actions.getOpenCloudAdminConsoleAction();
                    if (openCloudAdminConsoleAction != null) {
                        openCloudAdminConsoleAction.run();
                    }
                }
            }
        }
    });

    model.getRunTargets().addListener(RUN_TARGET_LISTENER);
    model.getSectionModels().addListener(ELEMENTS_SET_LISTENER_ADAPTER);

    model.addElementStateListener(ELEMENT_STATE_LISTENER);

    if (searchFilterModel != null) {
        searchFilterModel.addListener(FILTER_LISTENER);
        tv.addFilter(new ViewerFilter() {
            @Override
            public boolean select(Viewer viewer, Object parentElement, Object element) {
                if (searchFilterModel.getValue() != null && element instanceof BootDashElement) {
                    return searchFilterModel.getValue().accept((BootDashElement) element);
                }
                return true;
            }
        });
    }

    tv.getTree().addDisposeListener(new DisposeListener() {
        @Override
        public void widgetDisposed(DisposeEvent e) {
            model.removeElementStateListener(ELEMENT_STATE_LISTENER);
            model.getRunTargets().removeListener(RUN_TARGET_LISTENER);
            model.getSectionModels().removeListener(ELEMENTS_SET_LISTENER_ADAPTER);
            for (BootDashModel m : model.getSectionModels().getValue()) {
                m.removeModelStateListener(MODEL_STATE_LISTENER);
            }

            if (searchFilterModel != null) {
                searchFilterModel.removeListener(FILTER_LISTENER);
            }

            if (actions != null) {
                actions.dispose();
                actions = null;
            }
            if (stylers != null) {
                stylers.dispose();
                stylers = null;
            }
        }
    });

    addDragSupport(tv);
    addDropSupport(tv);
}

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