package yan1;
import javax.swing.*;
import java.awt.*;
public class Yan2 extends JApplet
{
class yan3 extends Thread
{
public void run()
{
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g= getGraphics();
g.setFont(ft);
for(int i=0;i<=26;i++)
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(i),195,70);
try{sleep(100);
}
catch(InterruptedException e)
{getAppletContext().showStatus("xian cheng 1 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(i),195,70);}
}
}class yan4 extends Thread{
public void run(){
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g=getGraphics();
g.setFont(ft);
char ch;
for( ch='A';ch<='Z';ch++);
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(ch),205,120);
try{
sleep(10);
}
catch(InterruptedException e)
{
getAppletContext().showStatus("xian cheng 2 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(ch),205,120);
}
}
}
public void paint(Graphics g)
{Font ft=new Font("宋体",Font.BOLD,16);
g.setFont(ft);
g.drawRect(190,30,50,50);
g.drawRect(190,80,50,50);
g.drawString("input shu zi:",50,60);
g.drawString("in put zi mu:",50,110);
new yan3().start();
new yan4().start();
}
}请运行帮我把字母运行调试出来既第二个框里的!
import javax.swing.*;
import java.awt.*;
public class Yan2 extends JApplet
{
class yan3 extends Thread
{
public void run()
{
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g= getGraphics();
g.setFont(ft);
for(int i=0;i<=26;i++)
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(i),195,70);
try{sleep(100);
}
catch(InterruptedException e)
{getAppletContext().showStatus("xian cheng 1 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(i),195,70);}
}
}class yan4 extends Thread{
public void run(){
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g=getGraphics();
g.setFont(ft);
char ch;
for( ch='A';ch<='Z';ch++);
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(ch),205,120);
try{
sleep(10);
}
catch(InterruptedException e)
{
getAppletContext().showStatus("xian cheng 2 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(ch),205,120);
}
}
}
public void paint(Graphics g)
{Font ft=new Font("宋体",Font.BOLD,16);
g.setFont(ft);
g.drawRect(190,30,50,50);
g.drawRect(190,80,50,50);
g.drawString("input shu zi:",50,60);
g.drawString("in put zi mu:",50,110);
new yan3().start();
new yan4().start();
}
}请运行帮我把字母运行调试出来既第二个框里的!
解决方案 »
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10太小改成100以后虽然显示出"字母",但还是不太对.
//package yan1;
import javax.swing.*;
import java.awt.*;
public class Yan2 extends JApplet
{
class yan3 extends Thread
{
public void run()
{
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g= getGraphics();
g.setFont(ft);
for(int i=0;i<=26;i++)
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(i),195,70);
try{sleep(100);
}
catch(InterruptedException e)
{getAppletContext().showStatus("xian cheng 1 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(i),195,70);}
}
}class yan4 extends Thread
{
public void run()
{
Font ft=new Font("宋体",Font.BOLD,35);
Graphics g= getGraphics();
g.setFont(ft);
char i;
for( i='a';i<='z';i++)
{g.setColor(Color.BLACK);
g.drawString(String.valueOf(i),205,120);
try{sleep(100);
}
catch(InterruptedException e)
{getAppletContext().showStatus("xian cheng 1 is error");
}
g.setColor(getBackground());
g.drawString(String.valueOf(i),205,120);}
}
}
public void paint(Graphics g)
{Font ft=new Font("宋体",Font.BOLD,16);
g.setFont(ft);
g.drawRect(190,30,50,50);
g.drawRect(190,80,50,50);
g.drawString("input shu zi:",50,60);
g.drawString("in put zi mu:",50,110);
new yan3().start();
new yan4().start();
}
}