Examples with DataChangeLayer org.eclipse.nebula.widgets.nattable.datachange.DataChangeLayer used on opensource projects

Example 1 with DataChangeLayer

use of org.eclipse.nebula.widgets.nattable.datachange.DataChangeLayer in project nebula.widgets.nattable by eclipse.

the class _5016_DataChangeLayerExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    // property names of the Person class
    String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday" };
    // mapping from property to label, needed for column header labels
    Map<String, String> propertyToLabelMap = new HashMap<>();
    propertyToLabelMap.put("firstName", "Firstname");
    propertyToLabelMap.put("lastName", "Lastname");
    propertyToLabelMap.put("gender", "Gender");
    propertyToLabelMap.put("married", "Married");
    propertyToLabelMap.put("birthday", "Birthday");
    IColumnPropertyAccessor<Person> columnPropertyAccessor = new ReflectiveColumnPropertyAccessor<>(propertyNames);
    final List<Person> data = PersonService.getPersons(10);
    // create the body layer stack
    IDataProvider bodyDataProvider = new ListDataProvider<>(data, columnPropertyAccessor);
    DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);
    final ColumnOverrideLabelAccumulator columnLabelAccumulator = new ColumnOverrideLabelAccumulator(bodyDataLayer);
    bodyDataLayer.setConfigLabelAccumulator(columnLabelAccumulator);
    registerColumnLabels(columnLabelAccumulator);
    // add a DataChangeLayer that tracks data changes but directly updates
    // the underlying data model
    DataChangeLayer dataChangeLayer = new DataChangeLayer(bodyDataLayer, new PointKeyHandler(), false);
    // we register a special command handler to perform custom changes on
    // save
    dataChangeLayer.registerCommandHandler(new SaveDataChangesCommandHandler(dataChangeLayer) {

        @Override
        public boolean doCommand(ILayer targetLayer, SaveDataChangesCommand command) {
            if (MessageDialog.openQuestion(parent.getShell(), "Save data", "Do you really want to save to database?")) {
                // you would implement the storage to database here
                System.out.println("We save the data to the database");
                return super.doCommand(targetLayer, command);
            }
            return true;
        }
    });
    ColumnReorderLayer columnReorderLayer = new ColumnReorderLayer(dataChangeLayer);
    ColumnHideShowLayer columnHideShowLayer = new ColumnHideShowLayer(columnReorderLayer);
    SelectionLayer selectionLayer = new SelectionLayer(columnHideShowLayer);
    ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);
    // create the column header layer stack
    IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(propertyNames, propertyToLabelMap);
    ILayer columnHeaderLayer = new ColumnHeaderLayer(new DataLayer(columnHeaderDataProvider), viewportLayer, selectionLayer);
    // create the row header layer stack
    IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(bodyDataProvider);
    ILayer rowHeaderLayer = new RowHeaderLayer(new DataLayer(rowHeaderDataProvider, 40, 20), viewportLayer, selectionLayer);
    // create the corner layer stack
    ILayer cornerLayer = new CornerLayer(new DataLayer(new DefaultCornerDataProvider(columnHeaderDataProvider, rowHeaderDataProvider)), rowHeaderLayer, columnHeaderLayer);
    // create the grid layer composed with the prior created layer stacks
    GridLayer gridLayer = new GridLayer(viewportLayer, columnHeaderLayer, rowHeaderLayer, cornerLayer);
    NatTable natTable = new NatTable(parent, gridLayer, false);
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    natTable.addConfiguration(new EditorConfiguration());
    natTable.addConfiguration(new HeaderMenuConfiguration(natTable) {

        @Override
        protected PopupMenuBuilder createCornerMenu(NatTable natTable) {
            return super.createCornerMenu(natTable).withMenuItemProvider(new IMenuItemProvider() {

                @Override
                public void addMenuItem(NatTable natTable, Menu popupMenu) {
                    MenuItem export = new MenuItem(popupMenu, SWT.PUSH);
                    export.setText("Discard changes");
                    export.setEnabled(true);
                    export.addSelectionListener(new SelectionAdapter() {

                        @Override
                        public void widgetSelected(SelectionEvent e) {
                            natTable.doCommand(new DiscardDataChangesCommand());
                        }
                    });
                }
            }).withMenuItemProvider(new IMenuItemProvider() {

                @Override
                public void addMenuItem(NatTable natTable, Menu popupMenu) {
                    MenuItem export = new MenuItem(popupMenu, SWT.PUSH);
                    export.setText("Save changes");
                    export.setEnabled(true);
                    export.addSelectionListener(new SelectionAdapter() {

                        @Override
                        public void widgetSelected(SelectionEvent e) {
                            natTable.doCommand(new SaveDataChangesCommand());
                        }
                    });
                }
            });
        }
    });
    natTable.configure();
    return natTable;
}

Example 2 with DataChangeLayer

use of org.eclipse.nebula.widgets.nattable.datachange.DataChangeLayer in project nebula.widgets.nattable by eclipse.

the class _5017_DataChangeLayerTempStorageExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    // property names of the Person class
    String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday" };
    // mapping from property to label, needed for column header labels
    Map<String, String> propertyToLabelMap = new HashMap<>();
    propertyToLabelMap.put("firstName", "Firstname");
    propertyToLabelMap.put("lastName", "Lastname");
    propertyToLabelMap.put("gender", "Gender");
    propertyToLabelMap.put("married", "Married");
    propertyToLabelMap.put("birthday", "Birthday");
    IColumnPropertyAccessor<Person> columnPropertyAccessor = new ReflectiveColumnPropertyAccessor<>(propertyNames);
    final List<Person> data = PersonService.getPersons(10);
    // create the body layer stack
    IDataProvider bodyDataProvider = new ListDataProvider<>(data, columnPropertyAccessor);
    DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);
    final ColumnOverrideLabelAccumulator columnLabelAccumulator = new ColumnOverrideLabelAccumulator(bodyDataLayer);
    bodyDataLayer.setConfigLabelAccumulator(columnLabelAccumulator);
    registerColumnLabels(columnLabelAccumulator);
    // add a DataChangeLayer that tracks data changes but directly updates
    // the underlying data model
    DataChangeLayer dataChangeLayer = new DataChangeLayer(bodyDataLayer, new PointKeyHandler(), true);
    ColumnReorderLayer columnReorderLayer = new ColumnReorderLayer(dataChangeLayer);
    ColumnHideShowLayer columnHideShowLayer = new ColumnHideShowLayer(columnReorderLayer);
    SelectionLayer selectionLayer = new SelectionLayer(columnHideShowLayer);
    ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);
    // create the column header layer stack
    IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(propertyNames, propertyToLabelMap);
    ILayer columnHeaderLayer = new ColumnHeaderLayer(new DataLayer(columnHeaderDataProvider), viewportLayer, selectionLayer);
    // create the row header layer stack
    IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(bodyDataProvider);
    ILayer rowHeaderLayer = new RowHeaderLayer(new DataLayer(rowHeaderDataProvider, 40, 20), viewportLayer, selectionLayer);
    // create the corner layer stack
    ILayer cornerLayer = new CornerLayer(new DataLayer(new DefaultCornerDataProvider(columnHeaderDataProvider, rowHeaderDataProvider)), rowHeaderLayer, columnHeaderLayer);
    // create the grid layer composed with the prior created layer stacks
    GridLayer gridLayer = new GridLayer(viewportLayer, columnHeaderLayer, rowHeaderLayer, cornerLayer);
    NatTable natTable = new NatTable(parent, gridLayer, false);
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    natTable.addConfiguration(new EditorConfiguration());
    natTable.addConfiguration(new HeaderMenuConfiguration(natTable) {

        @Override
        protected PopupMenuBuilder createCornerMenu(NatTable natTable) {
            return super.createCornerMenu(natTable).withMenuItemProvider(new IMenuItemProvider() {

                @Override
                public void addMenuItem(NatTable natTable, Menu popupMenu) {
                    MenuItem export = new MenuItem(popupMenu, SWT.PUSH);
                    export.setText("Discard changes");
                    export.setEnabled(true);
                    export.addSelectionListener(new SelectionAdapter() {

                        @Override
                        public void widgetSelected(SelectionEvent e) {
                            natTable.doCommand(new DiscardDataChangesCommand());
                        }
                    });
                }
            }).withMenuItemProvider(new IMenuItemProvider() {

                @Override
                public void addMenuItem(NatTable natTable, Menu popupMenu) {
                    MenuItem export = new MenuItem(popupMenu, SWT.PUSH);
                    export.setText("Save changes");
                    export.setEnabled(true);
                    export.addSelectionListener(new SelectionAdapter() {

                        @Override
                        public void widgetSelected(SelectionEvent e) {
                            natTable.doCommand(new SaveDataChangesCommand());
                        }
                    });
                }
            });
        }
    });
    natTable.configure();
    return natTable;
}