import com.google.gwt.cell.client.TextInputCell; //导入依赖的package包/类
public TextBoxTableColumn(String key) {
    super(new TextInputCell());
    this.key = key;

    this.setFieldUpdater(new FieldUpdater<AssistedObject, String>() {

        @Override
        public void update(int index, AssistedObject ao, String value) {
            List<String> ids = SharedUtil.listFromDotSeparated(TextBoxTableColumn.this.key);
            handlerFactory
                .createHandler(ao)
                .getRelatedKVOMultiLevel(ids)
                .setUnchecked(ids.get(ids.size() - 1), value);
        }
    });
}
 

import com.google.gwt.cell.client.TextInputCell; //导入依赖的package包/类
private void initFormatterExpressionColumn() {
	formatterExpressionColumn = new Column<MappingDto, String>(new TextInputCell()) {
		@Override
		public String getValue(MappingDto mapping) {
			return mapping.getFormatterDefinition();
		}
	};
	formatterExpressionColumn.setFieldUpdater(new FieldUpdater<MappingDto, String>() {
		@Override
		public void update(int index, MappingDto mapping, String value) {
			mapping.setFormatterDefinition(value);
		}
	});

	mappings.addColumn(formatterExpressionColumn, LABELS.formatterColumnHeader());
}
 

import com.google.gwt.cell.client.TextInputCell; //导入依赖的package包/类
public ContextualInfoTable() {
	//Generate UI table
	elements = new ArrayList<>();
	removeElements = new ArrayList<>();
	
	table = new CellTable<>(15, (Resources) GWT.create(TableResources.class));
	
	idC = new Column<Pair<String, String>, String>(new TextCell()) {
		@Override
		public String getValue(Pair<String, String> arg0) {
			return arg0.getLeft();
		}
	};
	valueC = new Column<Pair<String, String>, String>(new TextInputCell()) {
		@Override
		public String getValue(Pair<String, String> object) {
			return object.getRight();
		}
	};
	
	valueC.setFieldUpdater(new FieldUpdater<Pair<String, String>, String>() {
		@Override
		public void update(int index, Pair<String, String> object,
				String value) {
			Pair<String, String> p = new Pair<String,String>(object.getLeft(), value);
			dataProvider.getList().set(index, p);
		}
	});
	
	deleteItem = new Button("Delete");
	deleteItem.setStyleName("button");
	deleteItem.addClickHandler(new ClickHandler() {
		@Override
		public void onClick(ClickEvent event) {
			removeField();
		}
	});
	
	final SelectionModel<Pair<String, String>> selectionModel = new SingleSelectionModel<Pair<String, String>>();
    table.setSelectionModel(selectionModel);
    selectionModel.addSelectionChangeHandler(new Handler() {
		@Override
		public void onSelectionChange(SelectionChangeEvent arg0) {
			List<Pair<String, String>> l = dataProvider.getList();
			for (int i = 0; i < l.size(); ++i) {
				if (selectionModel.isSelected(l.get(i))) {
					selectedItem = i;
					tablePanel.remove(deleteItem);
					tablePanel.add(deleteItem);
				}
			}
		}
    });
	
	table.addColumn(idC, "ID");
	table.addColumn(valueC, "Value");
	
	pager = new SimplePager();
    pager.setDisplay( table );
    table.setWidth("100%");
}