label.java

基于eclipse的工具开发代码

package com.cownew.uidesigner.components.label;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.ui.views.properties.IPropertyDescriptor;
import org.eclipse.ui.views.properties.TextPropertyDescriptor;

import com.cownew.ctk.common.StringUtils;
import com.cownew.uidesigner.common.CodeGenUtils;
import com.cownew.uidesigner.common.ComponentUtils;
import com.cownew.uidesigner.model.Component;

public class Label extends Component
{
	private static final long serialVersionUID = 1L;

	public static final String TEXT = "TEXT";

	private static IPropertyDescriptor[] descriptors = new IPropertyDescriptor[] { new TextPropertyDescriptor(
			TEXT, "Text") };

	private String text;

	public Label()
	{
		super();
		setText("Label");
	}

	public void setText(String text)
	{
		String oldValue = this.text;
		this.text = text;
		this.firePropertyChange(TEXT, oldValue, text);
	}

	protected String getText()
	{
		return text;
	}

	public IPropertyDescriptor[] getPropertyDescriptors()
	{
		IPropertyDescriptor[] sd = super.getPropertyDescriptors();
		return ComponentUtils.mergePropDesc(sd, descriptors);
	}

	public Object getPropertyValue(Object id)
	{
		Object v = super.getPropertyValue(id);
		if (v != null)
		{
			return v;
		}
		if (id.equals(TEXT))
		{
			return getText();
		}
		return null;

	}

	public void setPropertyValue(Object id, Object value)
	{
		super.setPropertyValue(id, value);
		if (id.equals(TEXT))
		{
			setText((String) value);
		}
	}

	public List<String> generateCode(String parentId)
	{
		List<String> list = new ArrayList<String>();

		StringBuffer line1 = new StringBuffer();
		line1.append("JLabel ").append(getId()).append("= new JLabel(").append(
				StringUtils.doubleQuoted(getText())).append(");");
		list.add(line1.toString());

		StringBuffer line2 = new StringBuffer();
		line2.append(getId()).append(".setBounds(").append(
				CodeGenUtils.translateBounds(getBounds())).append(");");
		list.add(line2.toString());

		StringBuffer line3 = new StringBuffer();
		line3.append(parentId).append(".add(").append(getId()).append(");");
		list.add(line3.toString());

		return list;
	}
}