Example usage for org.eclipse.jface.viewers IStructuredSelection getFirstElement

List of usage examples for org.eclipse.jface.viewers IStructuredSelection getFirstElement

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers IStructuredSelection getFirstElement.

Prototype

public Object getFirstElement();

Source Link

Document

Returns the first element in this selection, or null if the selection is empty.

Usage

From source file:com.amazonaws.eclipse.lambda.invoke.handler.InvokeFunctionHandler.java

License:Open Source License

public Object execute(ExecutionEvent event) throws ExecutionException {

    ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage().getSelection();

    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structurredSelection = (IStructuredSelection) selection;
        Object firstSeleciton = structurredSelection.getFirstElement();

        IProject selectedProject = null;

        if (firstSeleciton instanceof IProject) {
            selectedProject = (IProject) firstSeleciton;
        } else if (firstSeleciton instanceof IJavaProject) {
            selectedProject = ((IJavaProject) firstSeleciton).getProject();
        } else {//  w w  w  . ja  v a  2  s. c  om
            LambdaPlugin.getDefault().logInfo("Invalid selection: " + firstSeleciton + " is not a project.");
            return null;
        }

        trackInvokeDialogOpenedFromProjectContextMenu();

        try {
            invokeLambdaFunctionProject(selectedProject);
        } catch (Exception e) {
            LambdaPlugin.getDefault().reportException("Failed to launch upload function wizard.", e);
        }
    }

    return null;
}

From source file:com.amazonaws.eclipse.lambda.project.wizard.page.NewServerlessProjectWizardPageOne.java

License:Open Source License

private void onBlueprintSelectionViewerSelectionChange() {
    IStructuredSelection selection = (IStructuredSelection) blueprintSelectionViewer.getSelection();
    String blueprint = (String) selection.getFirstElement();
    Map<String, String> descriptions = BlueprintProvider.getInstance().getBlueprintDescriptions();
    descriptionBrowser.setText(descriptions.get(blueprint));
    dataModel.setBlueprintName(blueprint);
}

From source file:com.amazonaws.eclipse.lambda.serverless.handler.DeployServerlessProjectHandler.java

License:Open Source License

public Object execute(ExecutionEvent event) throws ExecutionException {
    ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage().getSelection();

    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structurredSelection = (IStructuredSelection) selection;
        Object firstSeleciton = structurredSelection.getFirstElement();

        IProject selectedProject = null;

        if (firstSeleciton instanceof IProject) {
            selectedProject = (IProject) firstSeleciton;
        } else if (firstSeleciton instanceof IJavaProject) {
            selectedProject = ((IJavaProject) firstSeleciton).getProject();
        } else {/*from w ww .j a  v a 2  s .  c  o  m*/
            LambdaPlugin.getDefault()
                    .logInfo("Invalid selection: " + firstSeleciton + " is not a Serverless project.");
            return null;
        }

        doDeployServerlessTemplate(selectedProject);
    }

    return null;
}

From source file:com.amazonaws.eclipse.lambda.upload.wizard.handler.UploadFunctionToLambdaCommandHandler.java

License:Open Source License

public Object execute(ExecutionEvent event) throws ExecutionException {

    ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage().getSelection();

    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structurredSelection = (IStructuredSelection) selection;
        Object firstSeleciton = structurredSelection.getFirstElement();

        IProject selectedProject = null;

        if (firstSeleciton instanceof IProject) {
            selectedProject = (IProject) firstSeleciton;
        } else if (firstSeleciton instanceof IJavaProject) {
            selectedProject = ((IJavaProject) firstSeleciton).getProject();
        } else {/*from   w  w w . j  ava  2  s.  c o  m*/
            LambdaPlugin.getDefault().logInfo("Invalid selection: " + firstSeleciton + " is not a project.");
            return null;
        }

        trackUploadWizardOpenedFromProjectContextMenu();
        doUploadFunctionProjectToLambda(selectedProject);
    }

    return null;
}

From source file:com.amazonaws.eclipse.opsworks.deploy.handler.DeployProjectToOpsworksHandler.java

License:Open Source License

public Object execute(ExecutionEvent event) throws ExecutionException {

    ISelection selection = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage().getSelection();

    if (selection instanceof IStructuredSelection) {
        IStructuredSelection structurredSelection = (IStructuredSelection) selection;

        Object firstSeleciton = structurredSelection.getFirstElement();
        if (firstSeleciton instanceof IProject) {
            IProject selectedProject = (IProject) firstSeleciton;

            try {
                WizardDialog wizardDialog = new WizardDialog(Display.getCurrent().getActiveShell(),
                        new DeployProjectToOpsworksWizard(selectedProject));
                wizardDialog.setMinimumPageSize(0, 600);

                wizardDialog.open();//from  w ww  .  jav a2 s  . c om

            } catch (Exception e) {
                OpsWorksPlugin.getDefault().reportException("Failed to launch deployment wizard.", e);
            }

        } else {
            OpsWorksPlugin.getDefault().logInfo("Invalid selection: " + firstSeleciton + " is not a project.");
        }
    }

    return null;
}

From source file:com.amitinside.e4.rcp.todo.parts.EMFTableViewerBindingPart.java

License:Apache License

@PostConstruct
public void createControl(Composite parent) {
    final FormToolkit toolkit = new FormToolkit(parent.getDisplay());

    final Section section = toolkit.createSection(parent, Section.DESCRIPTION | Section.TITLE_BAR);
    section.setText("Section 1 for demonstration"); //$NON-NLS-1$
    section.setDescription("This demonstrates the usage of section");

    final Composite client = toolkit.createComposite(section, SWT.WRAP);

    t = new TableViewerBuilder(client);

    t.createColumn("Summary").bindToProperty(TodoPackage.Literals.TODO__SUMMARY.getName()).makeEditable()
            .build();/*from w  w w .j a v a  2  s .  c om*/

    t.createColumn("Description").makeEditable().setPixelWidth(300).useAsDefaultSortColumn()
            .bindToProperty(TodoPackage.Literals.TODO__DESCRIPTION.getName()).build();

    t.getTableViewer().addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            final IStructuredSelection selection = (IStructuredSelection) t.getTableViewer().getSelection();
            selectionService.setSelection(selection.getFirstElement());
        }
    });

    final ComboBoxViewerCellEditor cityComboEditor = new ComboBoxViewerCellEditor(t.getTable(), SWT.READ_ONLY);
    cityComboEditor.setContentProvider(ArrayContentProvider.getInstance());
    cityComboEditor.setInput(RandomData.CITIES);

    t.createColumn("Cities").makeEditable(cityComboEditor)
            .bindToProperty(TodoPackage.Literals.TODO__NOTE.getName()).build();

    toolkit.adapt(t.getTable(), true, true);

    t.getTableViewer().setContentProvider(new AdapterFactoryContentProvider(composedFactory));
    t.getTableViewer().setLabelProvider(new AdapterFactoryLabelProvider(composedFactory));

    t.getTableViewer().setInput(service.getTodos());

    section.setClient(client);

}

From source file:com.amitinside.e4.rcp.todo.parts.ManagerPart.java

License:Apache License

@PostConstruct
public void createControls(Composite parent, final MWindow window) {
    parent.setLayout(new GridLayout(1, false));

    btnNewButton = new Button(parent, SWT.NONE);
    btnNewButton.addSelectionListener(new SelectionAdapter() {
        @Override//from  w w  w. java 2 s.com
        public void widgetSelected(SelectionEvent e) {
            Job job = new Job("loading") {
                @Override
                protected IStatus run(IProgressMonitor monitor) {
                    List<Todo> list = model.getTodos();
                    sync.asyncExec(new Runnable() {
                        @Override
                        public void run() {
                            viewer.setInput(model.getTodos());
                        }
                    });
                    return Status.OK_STATUS;
                }
            };
            job.schedule();

        }
    });

    btnNewButton.setText("Load Data");

    Text search = new Text(parent, SWT.SEARCH | SWT.CANCEL | SWT.ICON_SEARCH);
    search.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    search.setMessage("Filter");
    search.addSelectionListener(new SelectionAdapter() {
        public void widgetDefaultSelected(SelectionEvent e) {
            if (e.detail == SWT.CANCEL) {
                Text text = (Text) e.getSource();
                text.setText("");
                //
            }
        }
        // MORE...
    });

    viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    Table table = viewer.getTable();
    table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    viewer.setContentProvider(ArrayContentProvider.getInstance());
    TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);

    column.getColumn().setWidth(100);
    column.getColumn().setText("Summary");
    column.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            Todo todo = (Todo) element;
            return todo.getSummary();
        }

    });

    column.setEditingSupport(new EditingSupport(viewer) {

        @Override
        protected void setValue(Object element, Object value) {
            Todo todo = (Todo) element;
            todo.setSummary(String.valueOf(value));
            viewer.refresh();
        }

        @Override
        protected Object getValue(Object element) {
            Todo todo = (Todo) element;
            return todo.getSummary();
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            return new TextCellEditor(viewer.getTable(), SWT.NONE);
        }

        @Override
        protected boolean canEdit(Object element) {
            return true;
        }
    });
    column = new TableViewerColumn(viewer, SWT.NONE);

    column.getColumn().setWidth(100);
    column.getColumn().setText("Description");
    column.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            Todo todo = (Todo) element;
            return todo.getDescription();
        }
    });

    viewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
            service.setSelection(selection.getFirstElement());
        }
    });

}

From source file:com.amitinside.e4.rcp.todo.parts.SampleUIAdapt.java

License:Apache License

@PostConstruct
public void createControl(Composite parent) {

    System.out.println("NAME=====>" + name);
    System.out.println(context.get("test"));

    final FormToolkit toolkit = new FormToolkit(parent.getDisplay());

    // Creating the Screen
    final Section section = toolkit.createSection(parent, Section.DESCRIPTION | Section.TITLE_BAR);
    section.setText("Section 1 for demonstration"); //$NON-NLS-1$
    section.setDescription("This demonstrates the usage of section");

    // Composite for storing the data
    final Composite client = toolkit.createComposite(section, SWT.WRAP);

    t = new TableViewerBuilder(client);

    t.createColumn("Summary").bindToProperty(TodoPackage.Literals.TODO__SUMMARY.getName()).makeEditable()
            .build();//from www.j av  a2  s.  c  o  m

    t.createColumn("Description").makeEditable().setPixelWidth(300).useAsDefaultSortColumn()
            .bindToProperty(TodoPackage.Literals.TODO__DESCRIPTION.getName()).build();

    t.getTableViewer().addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            final IStructuredSelection selection = (IStructuredSelection) t.getTableViewer().getSelection();
            selectionService.setSelection(selection.getFirstElement());
        }
    });

    final ComboBoxViewerCellEditor cityComboEditor = new ComboBoxViewerCellEditor(t.getTable(), SWT.READ_ONLY);
    cityComboEditor.setContentProvider(ArrayContentProvider.getInstance());
    cityComboEditor.setLabelProvider(new LabelProvider());
    cityComboEditor.setInput(RandomData.CITIES);

    t.createColumn("Notes").makeEditable(cityComboEditor)
            .bindToProperty(TodoPackage.Literals.TODO__NOTE.getName()).build();

    toolkit.adapt(t.getTable(), true, true);

    t.getTableViewer().setContentProvider(ArrayContentProvider.getInstance());

    list.addAll(service.getTodos());
    list.addListChangeListener(listener);

    t.getTableViewer().setInput(list);

    section.setClient(client);

}

From source file:com.amitinside.e4.rcp.todo.parts.TodoDeletionPart.java

License:Apache License

@PostConstruct
public void createControls(Composite parent) {
    parent.setLayout(new GridLayout(2, false));
    viewer = new ComboViewer(parent, SWT.READ_ONLY);
    viewer.setLabelProvider(new LabelProvider() {
        @Override/* w  w  w  .j a  v  a2s  . c o m*/
        public String getText(Object element) {
            Todo todo = (Todo) element;
            return todo.getSummary();
        }
    });
    viewer.setContentProvider(ArrayContentProvider.getInstance());

    List<Todo> todos = model.getTodos();
    updateViewer(todos);

    Button button = new Button(parent, SWT.PUSH);
    button.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            ISelection selection = viewer.getSelection();
            IStructuredSelection sel = (IStructuredSelection) selection;
            if (sel.size() > 0) {
                selectionService.setSelection(sel.getFirstElement());
                // assure that "com.example.e4.rcp.todo.remove" is the ID
                // of the command which deletes todos in your application model
                ParameterizedCommand cmd = commandService.createCommand("com.example.e4.rcp.todo.remove", null);
                handlerService.executeHandler(cmd, ctx);
            }

        }
    });
    button.setText(messages.TodoDeletionPart_0);
}

From source file:com.amitinside.e4.rcp.todo.parts.TodoOverviewPart.java

License:Apache License

@PostConstruct
public void createControls(Composite parent, final MWindow window, EMenuService menuService) {
    applyGridLayout(parent).numColumns(1);

    btnNewButton = new Button(parent, SWT.PUSH);
    btnNewButton.addSelectionListener(new SelectionAdapter() {
        @Override/*from   w ww  .j a  va  2 s. c o  m*/
        public void widgetSelected(SelectionEvent e) {
            final Job job = new Job("loading") {
                @Override
                protected IStatus run(IProgressMonitor monitor) {
                    final List<Todo> list = model.getTodos();
                    broker.post(LOCAL_EVENT_FINISH, list);
                    return Status.OK_STATUS;
                }
            };
            job.schedule();
        }
    });
    btnNewButton.setText("Load Data");

    final Text search = new Text(parent, SWT.SEARCH | SWT.CANCEL | SWT.ICON_SEARCH);

    // Assuming that GridLayout is used
    search.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
    search.setMessage("Filter");

    // Filter at every keystroke
    search.addModifyListener(new ModifyListener() {
        @Override
        public void modifyText(ModifyEvent e) {
            final Text source = (Text) e.getSource();
            searchString = source.getText();
            // Trigger update in the viewer
            viewer.refresh();
        }
    });

    // SWT.SEARCH | SWT.CANCEL not supported under Windows7
    // This does not work under Windows7
    search.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            if (e.detail == SWT.CANCEL) {
                final Text text = (Text) e.getSource();
                text.setText("");
                //
            }
        }
    });

    viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    final Table table = viewer.getTable();
    table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    final TableViewerColumn colSummary = new TableViewerColumn(viewer, SWT.NONE);

    colSummary.getColumn().setWidth(100);
    colSummary.getColumn().setText("Summary");

    colSummary.setEditingSupport(new EditingSupport(viewer) {

        @Override
        protected void setValue(Object element, Object value) {
            final Todo todo = (Todo) element;
            todo.setSummary(String.valueOf(value));
            viewer.refresh();
        }

        @Override
        protected Object getValue(Object element) {
            final Todo todo = (Todo) element;
            return todo.getSummary();
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            return new TextCellEditor(viewer.getTable(), SWT.NONE);
        }

        @Override
        protected boolean canEdit(Object element) {
            return true;
        }
    });
    final TableViewerColumn colDescription = new TableViewerColumn(viewer, SWT.NONE);

    colDescription.getColumn().setWidth(200);
    colDescription.getColumn().setText("Description");

    // We search in the summary and description field
    viewer.addFilter(new ViewerFilter() {
        @Override
        public boolean select(Viewer viewer, Object parentElement, Object element) {
            final Todo todo = (Todo) element;
            return todo.getSummary().contains(searchString) || todo.getDescription().contains(searchString)
                    || todo.getNote().contains(searchString);
        }
    });

    final TableViewerColumn colNotes = new TableViewerColumn(viewer, SWT.NONE);
    colNotes.getColumn().setWidth(50);
    colNotes.getColumn().setText("Notes");

    colNotes.setEditingSupport(new EditingSupport(viewer) {

        @Override
        protected void setValue(Object element, Object value) {
            final Todo todo = (Todo) element;
            todo.setNote(String.valueOf(value));
            viewer.refresh();
        }

        @Override
        protected Object getValue(Object element) {
            final Todo todo = (Todo) element;
            return todo.getNote();
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            return new TextCellEditor(viewer.getTable(), SWT.NONE);
        }

        @Override
        protected boolean canEdit(Object element) {
            return true;
        }
    });

    viewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            final IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
            service.setSelection(selection.getFirstElement());
        }
    });
    menuService.registerContextMenu(viewer.getControl(), "com.amitinside.e4.rcp.todo.popupmenu.table");
    writableList = new WritableList(model.getTodos(), Todo.class);
    ViewerSupport.bind(viewer, writableList, BeanProperties
            .values(new String[] { Todo.FIELD_SUMMARY, Todo.FIELD_DESCRIPTION, Todo.FIELD_NOTE }));

}