java进度条

发布: 2007-7-04 13:34 | 作者: admin | 来源: 　网友评论 | 查看: 627次 | 进入软件测试论坛讨论

import java.io.IOException;

public class TextProcess
{

private static final int terminalLen = 60;

private float percent = 0.0f;

private float oldPercent = percent;

private String desc = "Running:";

private String processTxt = "=";

private int preLen = 0;

private final static byte[] bytes = new byte[] { 92, 124, 47 };

private int bi = 0;

private boolean stop = false;

public static void main(String[] args) throws IOException
{
TextProcess test = new TextProcess();
test.run();
float per = 0.0f;
for (int i = 0; i < 100; i++)
{
per += 0.01;
test.setPercent(per);
try
{
Thread.sleep(200);
} catch (InterruptedException e)
{
}
}
test.stop();
}

public void stop()
{
this.stop = true;
}

public void run()
{
Thread run = new Thread()
{
public void run()
{
while (!stop)
{
try
{
TextProcess.this.print();
Thread.sleep(100);
}
catch (Exception e)
{
}

}

}
};

run.start();
}

public void print() throws IOException
{
for (; preLen > 0; preLen--)
{
System.out.write(8);
}
System.out.print(this.desc);
preLen = this.desc.length();
int processLen = (int) ((terminalLen-preLen) * this.percent);
for (int i = 0; i < processLen; i++)
{
System.out.print(this.processTxt);
preLen++;
System.out.flush();
}
for(int i=terminalLen-preLen;i>0;i--)
{
System.out.print(' ');
preLen++;
}
System.out.write(bytes[bi]);
bi = ++bi % 3;
preLen++;
String txtPer = String.valueOf(Math.round(this.percent * 100)) + "%";
System.out.print(txtPer);
preLen += txtPer.length();
}

public static byte[] getBytes()
{
return bytes;
}

public TextProcess(String desc, String processTxt)
{
super();
this.desc = desc;
this.processTxt = processTxt;
}

public TextProcess()
{
}

public String getDesc()
{
return desc;
}

public void setDesc(String desc)
{
this.desc = desc;
}

public String getProcessTxt()
{
return processTxt;
}

public void setProcessTxt(String processTxt)
{
this.processTxt = processTxt;
}

public float getPercent()
{
return percent;
}

public void setPercent(float percent)
{
this.percent = percent;
}

}