myutilities.java

简单的聊天程序

import java.awt.*;
import java.io.*;
import java.util.StringTokenizer;

import sun.audio.*;
import java.awt.event.*;

public class MyUtilities {
	public static byte[] getByteFromString(String ip){
		StringTokenizer st = new StringTokenizer(ip,".");
		byte[] ipByte = new byte[4];
		for(int i=0; st.hasMoreTokens();++i){
			ipByte[i] = (byte)Integer.parseInt(st.nextToken());
		}
		return ipByte;
	}
	public static void deleteUpLine(){
		try{
			Robot rb = new Robot();
			rb.keyPress(KeyEvent.VK_BACK_SPACE);
			rb.keyRelease(KeyEvent.VK_BACK_SPACE);
		}catch(Exception e)
		{}
	}
	public static void insertFace(){
		try {
			Robot rb = new Robot();
			//(^_^)16
			int[] key = {KeyEvent.VK_9,
						KeyEvent.VK_6,
						KeyEvent.VK_MINUS,
						KeyEvent.VK_6,
						KeyEvent.VK_0};
			for(int i=0; i< 5; ++i){
				//shift
				rb.keyPress(KeyEvent.VK_SHIFT);
				rb.keyPress(key[i]);
				rb.keyRelease(key[i]);
			}
			rb.keyRelease(KeyEvent.VK_SHIFT);
		} catch (Exception e)
		{}
	}
	public static void deleteWord(int num,boolean isForward){
		try {
			Robot rb = new Robot();
			int KeyFunc = 
				isForward?KeyEvent.VK_DELETE:KeyEvent.VK_BACK_SPACE;
			for(int i=0;i < num; ++i){
				rb.keyPress(KeyFunc);
			}
		} catch (Exception e)
		{}
	}
	public static void playSound(String fileName){
		try {
			InputStream in;
			in = new FileInputStream (new File(fileName));
			AudioStream as = new AudioStream (in);
			AudioPlayer.player.start (as); 
		} catch (Exception e) 
		{}
	}
	public static String getColor0XFromRGB(Color color){
		int r = color.getRed();
		int g = color.getGreen();
		int b = color.getBlue();
		StringBuffer s = new StringBuffer();
		String clr = Integer.toHexString(r);
		if(clr.length()==1){
			s.append("0");
		}
		s.append(clr);
		clr = Integer.toHexString(g);
		if(clr.length()==1){
			s.append("0");
		}
		s.append(clr);
		clr = Integer.toHexString(b);
		if(clr.length() ==1){
			s.append("0");
		}
		s.append(clr);
		return String.valueOf(s);
	}
	public static void addGCmp(
			Container father,Component c,
			GridBagLayout gb,GridBagConstraints gbc,
			int gridx,int gridy,
			int gridWeight,int gridHeight,
			int weightx,int weighty)
	{
		gbc.gridx = gridx;
		gbc.gridy = gridy;
		gbc.gridwidth = gridWeight;
		gbc.gridheight = gridHeight;
		gbc.weightx = weightx;
		gbc.weighty = weighty;
		gb.setConstraints(c,gbc);
		father.add(c);
	}
	public static void delay(long time){
		try{
			Thread.sleep(time);
		}catch(InterruptedException e)
		{}
	}

}