inputdialog.java

eclipse开发笔记

package rcpdev.contact.ui.preferences;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

import rcpdev.common.ui.databinding.BindingManager;
import rcpdev.common.ui.databinding.TextBinding;

public class InputDialog extends Dialog {

	private Text text;

	private BindingManager manager;

	/**
	 * Create the dialog
	 * 
	 * @param parentShell
	 */
	public InputDialog(Shell parentShell) {
		super(parentShell);
		bean = new InputBean();
	}

	/**
	 * Create contents of the dialog
	 * 
	 * @param parent
	 */
	@Override
	protected Control createDialogArea(Composite parent) {
		Composite container = (Composite) super.createDialogArea(parent);
		final GridLayout gridLayout = new GridLayout();
		gridLayout.numColumns = 2;
		container.setLayout(gridLayout);

		final Label newCategoryLabel = new Label(container, SWT.NONE);
		newCategoryLabel.setText("New Category:");

		text = new Text(container, SWT.BORDER);
		text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
		//
		manager = new BindingManager(bean);
		manager.addBinding(new TextBinding("value", text));

		return container;
	}

	/**
	 * Create contents of the button bar
	 * 
	 * @param parent
	 */
	@Override
	protected void createButtonsForButtonBar(Composite parent) {
		createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL,
				true);
		createButton(parent, IDialogConstants.CANCEL_ID,
				IDialogConstants.CANCEL_LABEL, false);
	}

	/**
	 * Return the initial size of the dialog
	 */
	@Override
	protected Point getInitialSize() {
		return new Point(270, 100);
	}

	private InputBean bean;

	public InputBean getBean() {
		return bean;
	}

}