styletoolbar.java

用java开发的聊天程序源代码 包含客户端文件和服务器文件

import javax.swing.*;
import java.awt.*;
import javax.swing.text.*;
import java.awt.event.*;
/**
 * StyleToolBar.java
 *
 * 常用工具栏
 * 字体工具栏
 *
 * @author 戚荣波
 *
 * @version 1.0
 * @since J2SE 1.6
 */
public class StyleToolBar extends JToolBar
{
	public static JLabel showLabel = null;
	public StyleToolBar()
	{
		super("StyleToolBar");
		setBackground(ShowWindow.myColor);
		setBorderPainted(true);
		setFloatable(false);
		setRollover(false);
		ImageIcon []ic = {
			new ImageIcon("icon\\font.gif"),new ImageIcon("icon\\face.gif"),new ImageIcon("icon\\file.gif"),
			new ImageIcon("icon\\picture.gif"),new ImageIcon("icon\\shock.gif"),new ImageIcon("icon\\music.gif"),
			new ImageIcon("icon\\paneColor.gif")
		};
		JButton b_font = new SButton(ic[0]);
		JButton b_face = new SButton(ic[1]);
		JButton b_file = new SButton(ic[2]);
		JButton b_picture = new SButton(ic[3]);
		JButton b_shock = new SButton(ic[4]);
		JButton b_music = new SButton(ic[5]);
		JButton b_color = new SButton(ic[6]);
		showLabel = new JLabel("");
		add(b_font);
		//add(b_face);
		addSeparator();
		add(b_file);
		add(b_picture);
		add(b_shock);
		addSeparator();
		add(b_music);
		add(b_color);
		addSeparator();
		add(showLabel);
		showLabel.setVisible(false);
		b_font.addActionListener(
			new ActionListener()
			{
				public void actionPerformed(ActionEvent e)
				{
					if(SomethingStored.fontBar.isVisible() == true)
					{
						SomethingStored.fontBar.setVisible(false);
					}
					else 
					{
						Rectangle r = getBounds();
						r.y = r.y - 22;
						r.height = 25;
						SomethingStored.fontBar.setBounds(r);
						SomethingStored.fontBar.setVisible(true);

					}
				}
			}
			
		);//b_font
		b_font.setToolTipText("Change your font and color");
		b_file.addActionListener(new fileListener());
		b_file.setToolTipText("Send a file to your friend");
		b_picture.addActionListener(new pictureListener());
		b_picture.setToolTipText("Display a picture for your friend");
		b_shock.addActionListener(new shockListener());
		b_shock.setToolTipText("Send a \"nudge\" to your friend");
		b_music.addActionListener(new musicListener());
		b_music.setToolTipText("how about some music");
		b_color.addActionListener(new colorListener());
		b_color.setToolTipText("choose a color for your message window");
	}
}


/**
 * 字体工具栏
 *
 * @author 戚荣波
 *
 * @version 1.0
 * @since J2SE 1.6
 */
class FontToolBar extends JToolBar
{
	JComboBox fontName;
	JComboBox fontSize;
	SButton fontColor;
	JCheckBox []fontStyle = new JCheckBox[3];
	
	public FontToolBar()
	{
		super("font");
		setBackground(ShowWindow.myColor);
		setBorderPainted(false);
		setFloatable(false);
		setRollover(false);
		setVisible(false);
		
		String[] str_name = GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();
	 	String[] str_Size = { "8","9","10","11","12", "14","16", "18","20", "22", "30", "40" };
  	String[] str_Style = { "斜体", "粗体"};

		fontName = new JComboBox(str_name); // 字体名称
  	fontSize = new JComboBox(str_Size); // 字号
  	fontColor = new SButton(new ImageIcon("icon\\color.gif"));
  	
  	fontName.setSelectedItem("宋体");
  	fontSize.setSelectedItem("12");
  				
  	for( int i = 0;i < str_Style.length; i++)
  	{
  		fontStyle[i] = new JCheckBox(str_Style[i]);
  	}
  	class tbListener implements ItemListener,ActionListener
		{
			Font f = null;
			String name = "宋体";
			int size = 12;
			int style = 0;
			Color fc = Color.black;
			public void itemStateChanged(ItemEvent e)
			{
				style = 0;
				name = (String) fontName.getSelectedItem();
				size = Integer.parseInt((String) fontSize.getSelectedItem());
				if(fontStyle[0].isSelected())style = style|Font.ITALIC;
				if(fontStyle[1].isSelected())style = style|Font.BOLD;

				f = new Font(name,style,size);
				
				SomethingStored.myAttributeSet = getAttributeSet(f,fc);
				SomethingStored.tp_write.setFont(f);
				SomethingStored.tp_write.updateUI();
				
			}
			public void actionPerformed(ActionEvent e)
			{
				if(f == null)f = SomethingStored.tp_write.getFont();
				fc = JColorChooser.showDialog(ShowWindow.app,"Choose a color",SomethingStored.fontColor);
				if(fc == null)fc = SomethingStored.fontColor;
				SomethingStored.fontColor = fc;
				
				SomethingStored.myAttributeSet = getAttributeSet(f,fc);
				SomethingStored.tp_write.setForeground(fc);
				SomethingStored.tp_write.updateUI();
			}
		}
		add(fontName);
		add(fontSize);
		add(fontColor);
		
		tbListener l = new tbListener();
		for( int i = 0;i < str_Style.length; i++)
		{
			add(fontStyle[i]);
			fontStyle[i].addItemListener(l);
  	}
  	fontColor.addActionListener(l);
  	fontName.setPrototypeDisplayValue("xxxxxxxxxx");
  	fontName.addItemListener(l);
  	fontSize.addItemListener(l);
  	
  	
	}
	
	/**
	 *通过Font和Color获得对应的SimpleAttributeSet
	 *
	 *@param f 字体
	 *@param c 文字颜色
	 *@return 对应的SimpleAttributeSet
	 */
	public SimpleAttributeSet getAttributeSet(Font f,Color c)
	{
		SimpleAttributeSet temp_att = new SimpleAttributeSet();
		StyleConstants.setBold(temp_att,f.isBold());
		StyleConstants.setItalic(temp_att,f.isItalic());
		StyleConstants.setFontSize(temp_att,f.getSize());
		StyleConstants.setForeground(temp_att,c);
		StyleConstants.setFontFamily(temp_att,f.getFamily());
		return temp_att;
	}
}