com.github.bordertech.wcomponents.examples.table.SimpleEditableTableExample Maven / Gradle / Ivy

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package com.github.bordertech.wcomponents.examples.table;

import com.github.bordertech.wcomponents.Action;
import com.github.bordertech.wcomponents.ActionEvent;
import com.github.bordertech.wcomponents.Request;
import com.github.bordertech.wcomponents.SimpleBeanBoundTableModel;
import com.github.bordertech.wcomponents.WButton;
import com.github.bordertech.wcomponents.WDateField;
import com.github.bordertech.wcomponents.WPanel;
import com.github.bordertech.wcomponents.WStyledText;
import com.github.bordertech.wcomponents.WTable;
import com.github.bordertech.wcomponents.WTableColumn;
import com.github.bordertech.wcomponents.WTextField;
import java.util.List;

/**
 * This example demonstrates a {@link WTable} that is bean bound and editable.
 * 
 * Uses {@link SimpleBeanBoundTableModel} to handle the bean binding.
 * 
 *
 * @author Jonathan Austin
 * @since 1.0.0
 */
public class SimpleEditableTableExample extends WPanel {

	/**
	 * The table used in the example.
	 */
	private final WTable table;

	/**
	 * Create example.
	 */
	public SimpleEditableTableExample() {
		table = new WTable();

		// Column - First name
		WTextField textField = new WTextField();
		textField.setAccessibleText("First name");
		table.addColumn(new WTableColumn("First name", textField));

		// Column - Last name
		textField = new WTextField();
		textField.setAccessibleText("Last name");
		table.addColumn(new WTableColumn("Last name", textField));

		// Column - Date field
		WDateField dateField = new WDateField();
		dateField.setAccessibleText("Date of birth");
		table.addColumn(new WTableColumn("Date of birth", dateField));

		// Editable
		table.setEditable(true);

		// Setup model
		SimpleBeanBoundTableModel model = new SimpleBeanBoundTableModel(
				new String[]{"firstName", "lastName",
					"dateOfBirth"});
		model.setEditable(true);
		table.setTableModel(model);

		add(table);

		// Create a component to display the table data in text format
		final WStyledText dataOutput = new WStyledText() {
			@Override
			public String getText() {
				StringBuffer buf = new StringBuffer("Saved data:\n");

				for (PersonBean person : (List) table.getBean()) {
					buf.append(person.toString());
					buf.append('\n');
				}

				return buf.toString();
			}
		};

		dataOutput.setWhitespaceMode(WStyledText.WhitespaceMode.PRESERVE);

		// Create a button to trigger the display of the data
		WButton displayButton = new WButton("Save data");
		displayButton.setAction(new Action() {
			@Override
			public void execute(final ActionEvent event) {
				table.updateBeanValue();
			}
		});

		add(displayButton);
		add(dataOutput);
	}

	/**
	 * Override preparePaintComponent in order to set up the example data the first time that the example is accessed by
	 * each user.
	 *
	 * @param request the request being responded to.
	 */
	@Override
	protected void preparePaintComponent(final Request request) {
		super.preparePaintComponent(request);
		if (!isInitialised()) {
			// Set the data as the bean on the table
			table.setBean(ExampleDataUtil.createExampleData());
			setInitialised(true);
		}
	}

}