colorcombobox.java

模仿腾讯QQ的

package com.softfz.jn0708.chat.sendpanel.fontpanel.colorcombobox;

import java.awt.Color;
import java.awt.Dimension;

import javax.swing.DefaultComboBoxModel;
import javax.swing.JComboBox;

/**
 * 颜色组合框
 * 
 * @author hzw
 *
 */
public class ColorComboBox extends JComboBox {
	/**
	 * 颜色下拉选项数组
	 */
	private ColorObject[] colors = {
			
			new ColorObject(Color.black, "黑色"),
			new ColorObject(Color.blue, "蓝色"),
			new ColorObject(Color.cyan, "青色"),
			new ColorObject(Color.darkGray, "深灰色"),
			new ColorObject(Color.gray, "灰色"),
			new ColorObject(Color.green, "绿色"),
			new ColorObject(Color.lightGray, "浅灰色"),
			new ColorObject(Color.magenta, "洋红色"),
			new ColorObject(Color.orange, "桔黄色"),
			new ColorObject(Color.pink, "粉红色"),
			new ColorObject(Color.red, "红色"),
			new ColorObject(Color.yellow, "黄色")			
	};
	/**
	 * 颜色下拉构造
	 *
	 */
	public  ColorComboBox(){
		super();
		this.setPreferredSize(new Dimension(55,20));
		//this.setMinimumSize(new Dimension(347,80));
		this.setMaximumSize(new Dimension(65,20));  		
		
		setRenderer(new ColorListCellRenderer());
		DefaultComboBoxModel model = new DefaultComboBoxModel();
		for(int i = 0 ; i< colors.length;i++){
			model.addElement(colors[i]);
		}
		setModel(model);
	}

	/**
	 * 获取颜色选择器
	 * @return
	 */
	public Color getSelectedColors() {
		return ((ColorObject)getSelectedItem()).getColor();
	}


}